1 /* 2 * Copyright 2008 Advanced Micro Devices, Inc. 3 * Copyright 2008 Red Hat Inc. 4 * Copyright 2009 Jerome Glisse. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: Dave Airlie 25 * Alex Deucher 26 * Jerome Glisse 27 */ 28 #ifndef __AMDGPU_H__ 29 #define __AMDGPU_H__ 30 31 #include <linux/atomic.h> 32 #include <linux/wait.h> 33 #include <linux/list.h> 34 #include <linux/kref.h> 35 #include <linux/rbtree.h> 36 #include <linux/hashtable.h> 37 #include <linux/dma-fence.h> 38 39 #include <drm/ttm/ttm_bo_api.h> 40 #include <drm/ttm/ttm_bo_driver.h> 41 #include <drm/ttm/ttm_placement.h> 42 #include <drm/ttm/ttm_module.h> 43 #include <drm/ttm/ttm_execbuf_util.h> 44 45 #include <drm/drmP.h> 46 #include <drm/drm_gem.h> 47 #include <drm/amdgpu_drm.h> 48 #include <drm/gpu_scheduler.h> 49 50 #include <kgd_kfd_interface.h> 51 #include "dm_pp_interface.h" 52 #include "kgd_pp_interface.h" 53 54 #include "amd_shared.h" 55 #include "amdgpu_mode.h" 56 #include "amdgpu_ih.h" 57 #include "amdgpu_irq.h" 58 #include "amdgpu_ucode.h" 59 #include "amdgpu_ttm.h" 60 #include "amdgpu_psp.h" 61 #include "amdgpu_gds.h" 62 #include "amdgpu_sync.h" 63 #include "amdgpu_ring.h" 64 #include "amdgpu_vm.h" 65 #include "amdgpu_dpm.h" 66 #include "amdgpu_acp.h" 67 #include "amdgpu_uvd.h" 68 #include "amdgpu_vce.h" 69 #include "amdgpu_vcn.h" 70 #include "amdgpu_mn.h" 71 #include "amdgpu_gmc.h" 72 #include "amdgpu_dm.h" 73 #include "amdgpu_virt.h" 74 #include "amdgpu_gart.h" 75 #include "amdgpu_debugfs.h" 76 77 /* 78 * Modules parameters. 79 */ 80 extern int amdgpu_modeset; 81 extern int amdgpu_vram_limit; 82 extern int amdgpu_vis_vram_limit; 83 extern int amdgpu_gart_size; 84 extern int amdgpu_gtt_size; 85 extern int amdgpu_moverate; 86 extern int amdgpu_benchmarking; 87 extern int amdgpu_testing; 88 extern int amdgpu_audio; 89 extern int amdgpu_disp_priority; 90 extern int amdgpu_hw_i2c; 91 extern int amdgpu_pcie_gen2; 92 extern int amdgpu_msi; 93 extern int amdgpu_lockup_timeout; 94 extern int amdgpu_dpm; 95 extern int amdgpu_fw_load_type; 96 extern int amdgpu_aspm; 97 extern int amdgpu_runtime_pm; 98 extern uint amdgpu_ip_block_mask; 99 extern int amdgpu_bapm; 100 extern int amdgpu_deep_color; 101 extern int amdgpu_vm_size; 102 extern int amdgpu_vm_block_size; 103 extern int amdgpu_vm_fragment_size; 104 extern int amdgpu_vm_fault_stop; 105 extern int amdgpu_vm_debug; 106 extern int amdgpu_vm_update_mode; 107 extern int amdgpu_dc; 108 extern int amdgpu_dc_log; 109 extern int amdgpu_sched_jobs; 110 extern int amdgpu_sched_hw_submission; 111 extern int amdgpu_no_evict; 112 extern int amdgpu_direct_gma_size; 113 extern uint amdgpu_pcie_gen_cap; 114 extern uint amdgpu_pcie_lane_cap; 115 extern uint amdgpu_cg_mask; 116 extern uint amdgpu_pg_mask; 117 extern uint amdgpu_sdma_phase_quantum; 118 extern char *amdgpu_disable_cu; 119 extern char *amdgpu_virtual_display; 120 extern uint amdgpu_pp_feature_mask; 121 extern int amdgpu_vram_page_split; 122 extern int amdgpu_ngg; 123 extern int amdgpu_prim_buf_per_se; 124 extern int amdgpu_pos_buf_per_se; 125 extern int amdgpu_cntl_sb_buf_per_se; 126 extern int amdgpu_param_buf_per_se; 127 extern int amdgpu_job_hang_limit; 128 extern int amdgpu_lbpw; 129 extern int amdgpu_compute_multipipe; 130 extern int amdgpu_gpu_recovery; 131 extern int amdgpu_emu_mode; 132 extern uint amdgpu_smu_memory_pool_size; 133 134 #ifdef CONFIG_DRM_AMDGPU_SI 135 extern int amdgpu_si_support; 136 #endif 137 #ifdef CONFIG_DRM_AMDGPU_CIK 138 extern int amdgpu_cik_support; 139 #endif 140 141 #define AMDGPU_SG_THRESHOLD (256*1024*1024) 142 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */ 143 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000 144 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */ 145 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2) 146 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */ 147 #define AMDGPU_IB_POOL_SIZE 16 148 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32 149 #define AMDGPUFB_CONN_LIMIT 4 150 #define AMDGPU_BIOS_NUM_SCRATCH 16 151 152 /* max number of IP instances */ 153 #define AMDGPU_MAX_SDMA_INSTANCES 2 154 155 /* hard reset data */ 156 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b 157 158 /* reset flags */ 159 #define AMDGPU_RESET_GFX (1 << 0) 160 #define AMDGPU_RESET_COMPUTE (1 << 1) 161 #define AMDGPU_RESET_DMA (1 << 2) 162 #define AMDGPU_RESET_CP (1 << 3) 163 #define AMDGPU_RESET_GRBM (1 << 4) 164 #define AMDGPU_RESET_DMA1 (1 << 5) 165 #define AMDGPU_RESET_RLC (1 << 6) 166 #define AMDGPU_RESET_SEM (1 << 7) 167 #define AMDGPU_RESET_IH (1 << 8) 168 #define AMDGPU_RESET_VMC (1 << 9) 169 #define AMDGPU_RESET_MC (1 << 10) 170 #define AMDGPU_RESET_DISPLAY (1 << 11) 171 #define AMDGPU_RESET_UVD (1 << 12) 172 #define AMDGPU_RESET_VCE (1 << 13) 173 #define AMDGPU_RESET_VCE1 (1 << 14) 174 175 /* GFX current status */ 176 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L 177 #define AMDGPU_GFX_SAFE_MODE 0x00000001L 178 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L 179 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L 180 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L 181 182 /* max cursor sizes (in pixels) */ 183 #define CIK_CURSOR_WIDTH 128 184 #define CIK_CURSOR_HEIGHT 128 185 186 struct amdgpu_device; 187 struct amdgpu_ib; 188 struct amdgpu_cs_parser; 189 struct amdgpu_job; 190 struct amdgpu_irq_src; 191 struct amdgpu_fpriv; 192 struct amdgpu_bo_va_mapping; 193 struct amdgpu_atif; 194 195 enum amdgpu_cp_irq { 196 AMDGPU_CP_IRQ_GFX_EOP = 0, 197 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP, 198 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP, 199 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP, 200 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP, 201 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP, 202 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP, 203 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP, 204 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP, 205 206 AMDGPU_CP_IRQ_LAST 207 }; 208 209 enum amdgpu_sdma_irq { 210 AMDGPU_SDMA_IRQ_TRAP0 = 0, 211 AMDGPU_SDMA_IRQ_TRAP1, 212 213 AMDGPU_SDMA_IRQ_LAST 214 }; 215 216 enum amdgpu_thermal_irq { 217 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0, 218 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW, 219 220 AMDGPU_THERMAL_IRQ_LAST 221 }; 222 223 enum amdgpu_kiq_irq { 224 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0, 225 AMDGPU_CP_KIQ_IRQ_LAST 226 }; 227 228 int amdgpu_device_ip_set_clockgating_state(void *dev, 229 enum amd_ip_block_type block_type, 230 enum amd_clockgating_state state); 231 int amdgpu_device_ip_set_powergating_state(void *dev, 232 enum amd_ip_block_type block_type, 233 enum amd_powergating_state state); 234 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev, 235 u32 *flags); 236 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev, 237 enum amd_ip_block_type block_type); 238 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev, 239 enum amd_ip_block_type block_type); 240 241 #define AMDGPU_MAX_IP_NUM 16 242 243 struct amdgpu_ip_block_status { 244 bool valid; 245 bool sw; 246 bool hw; 247 bool late_initialized; 248 bool hang; 249 }; 250 251 struct amdgpu_ip_block_version { 252 const enum amd_ip_block_type type; 253 const u32 major; 254 const u32 minor; 255 const u32 rev; 256 const struct amd_ip_funcs *funcs; 257 }; 258 259 struct amdgpu_ip_block { 260 struct amdgpu_ip_block_status status; 261 const struct amdgpu_ip_block_version *version; 262 }; 263 264 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev, 265 enum amd_ip_block_type type, 266 u32 major, u32 minor); 267 268 struct amdgpu_ip_block * 269 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev, 270 enum amd_ip_block_type type); 271 272 int amdgpu_device_ip_block_add(struct amdgpu_device *adev, 273 const struct amdgpu_ip_block_version *ip_block_version); 274 275 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */ 276 struct amdgpu_buffer_funcs { 277 /* maximum bytes in a single operation */ 278 uint32_t copy_max_bytes; 279 280 /* number of dw to reserve per operation */ 281 unsigned copy_num_dw; 282 283 /* used for buffer migration */ 284 void (*emit_copy_buffer)(struct amdgpu_ib *ib, 285 /* src addr in bytes */ 286 uint64_t src_offset, 287 /* dst addr in bytes */ 288 uint64_t dst_offset, 289 /* number of byte to transfer */ 290 uint32_t byte_count); 291 292 /* maximum bytes in a single operation */ 293 uint32_t fill_max_bytes; 294 295 /* number of dw to reserve per operation */ 296 unsigned fill_num_dw; 297 298 /* used for buffer clearing */ 299 void (*emit_fill_buffer)(struct amdgpu_ib *ib, 300 /* value to write to memory */ 301 uint32_t src_data, 302 /* dst addr in bytes */ 303 uint64_t dst_offset, 304 /* number of byte to fill */ 305 uint32_t byte_count); 306 }; 307 308 /* provided by hw blocks that can write ptes, e.g., sdma */ 309 struct amdgpu_vm_pte_funcs { 310 /* number of dw to reserve per operation */ 311 unsigned copy_pte_num_dw; 312 313 /* copy pte entries from GART */ 314 void (*copy_pte)(struct amdgpu_ib *ib, 315 uint64_t pe, uint64_t src, 316 unsigned count); 317 318 /* write pte one entry at a time with addr mapping */ 319 void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe, 320 uint64_t value, unsigned count, 321 uint32_t incr); 322 /* for linear pte/pde updates without addr mapping */ 323 void (*set_pte_pde)(struct amdgpu_ib *ib, 324 uint64_t pe, 325 uint64_t addr, unsigned count, 326 uint32_t incr, uint64_t flags); 327 }; 328 329 /* provided by the ih block */ 330 struct amdgpu_ih_funcs { 331 /* ring read/write ptr handling, called from interrupt context */ 332 u32 (*get_wptr)(struct amdgpu_device *adev); 333 bool (*prescreen_iv)(struct amdgpu_device *adev); 334 void (*decode_iv)(struct amdgpu_device *adev, 335 struct amdgpu_iv_entry *entry); 336 void (*set_rptr)(struct amdgpu_device *adev); 337 }; 338 339 /* 340 * BIOS. 341 */ 342 bool amdgpu_get_bios(struct amdgpu_device *adev); 343 bool amdgpu_read_bios(struct amdgpu_device *adev); 344 345 /* 346 * Clocks 347 */ 348 349 #define AMDGPU_MAX_PPLL 3 350 351 struct amdgpu_clock { 352 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL]; 353 struct amdgpu_pll spll; 354 struct amdgpu_pll mpll; 355 /* 10 Khz units */ 356 uint32_t default_mclk; 357 uint32_t default_sclk; 358 uint32_t default_dispclk; 359 uint32_t current_dispclk; 360 uint32_t dp_extclk; 361 uint32_t max_pixel_clock; 362 }; 363 364 /* 365 * GEM. 366 */ 367 368 #define AMDGPU_GEM_DOMAIN_MAX 0x3 369 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base) 370 371 void amdgpu_gem_object_free(struct drm_gem_object *obj); 372 int amdgpu_gem_object_open(struct drm_gem_object *obj, 373 struct drm_file *file_priv); 374 void amdgpu_gem_object_close(struct drm_gem_object *obj, 375 struct drm_file *file_priv); 376 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns); 377 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj); 378 struct drm_gem_object * 379 amdgpu_gem_prime_import_sg_table(struct drm_device *dev, 380 struct dma_buf_attachment *attach, 381 struct sg_table *sg); 382 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev, 383 struct drm_gem_object *gobj, 384 int flags); 385 struct drm_gem_object *amdgpu_gem_prime_import(struct drm_device *dev, 386 struct dma_buf *dma_buf); 387 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *); 388 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj); 389 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); 390 int amdgpu_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma); 391 392 /* sub-allocation manager, it has to be protected by another lock. 393 * By conception this is an helper for other part of the driver 394 * like the indirect buffer or semaphore, which both have their 395 * locking. 396 * 397 * Principe is simple, we keep a list of sub allocation in offset 398 * order (first entry has offset == 0, last entry has the highest 399 * offset). 400 * 401 * When allocating new object we first check if there is room at 402 * the end total_size - (last_object_offset + last_object_size) >= 403 * alloc_size. If so we allocate new object there. 404 * 405 * When there is not enough room at the end, we start waiting for 406 * each sub object until we reach object_offset+object_size >= 407 * alloc_size, this object then become the sub object we return. 408 * 409 * Alignment can't be bigger than page size. 410 * 411 * Hole are not considered for allocation to keep things simple. 412 * Assumption is that there won't be hole (all object on same 413 * alignment). 414 */ 415 416 #define AMDGPU_SA_NUM_FENCE_LISTS 32 417 418 struct amdgpu_sa_manager { 419 wait_queue_head_t wq; 420 struct amdgpu_bo *bo; 421 struct list_head *hole; 422 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS]; 423 struct list_head olist; 424 unsigned size; 425 uint64_t gpu_addr; 426 void *cpu_ptr; 427 uint32_t domain; 428 uint32_t align; 429 }; 430 431 /* sub-allocation buffer */ 432 struct amdgpu_sa_bo { 433 struct list_head olist; 434 struct list_head flist; 435 struct amdgpu_sa_manager *manager; 436 unsigned soffset; 437 unsigned eoffset; 438 struct dma_fence *fence; 439 }; 440 441 /* 442 * GEM objects. 443 */ 444 void amdgpu_gem_force_release(struct amdgpu_device *adev); 445 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size, 446 int alignment, u32 initial_domain, 447 u64 flags, enum ttm_bo_type type, 448 struct reservation_object *resv, 449 struct drm_gem_object **obj); 450 451 int amdgpu_mode_dumb_create(struct drm_file *file_priv, 452 struct drm_device *dev, 453 struct drm_mode_create_dumb *args); 454 int amdgpu_mode_dumb_mmap(struct drm_file *filp, 455 struct drm_device *dev, 456 uint32_t handle, uint64_t *offset_p); 457 int amdgpu_fence_slab_init(void); 458 void amdgpu_fence_slab_fini(void); 459 460 /* 461 * GPU doorbell structures, functions & helpers 462 */ 463 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT 464 { 465 AMDGPU_DOORBELL_KIQ = 0x000, 466 AMDGPU_DOORBELL_HIQ = 0x001, 467 AMDGPU_DOORBELL_DIQ = 0x002, 468 AMDGPU_DOORBELL_MEC_RING0 = 0x010, 469 AMDGPU_DOORBELL_MEC_RING1 = 0x011, 470 AMDGPU_DOORBELL_MEC_RING2 = 0x012, 471 AMDGPU_DOORBELL_MEC_RING3 = 0x013, 472 AMDGPU_DOORBELL_MEC_RING4 = 0x014, 473 AMDGPU_DOORBELL_MEC_RING5 = 0x015, 474 AMDGPU_DOORBELL_MEC_RING6 = 0x016, 475 AMDGPU_DOORBELL_MEC_RING7 = 0x017, 476 AMDGPU_DOORBELL_GFX_RING0 = 0x020, 477 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0, 478 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1, 479 AMDGPU_DOORBELL_IH = 0x1E8, 480 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF, 481 AMDGPU_DOORBELL_INVALID = 0xFFFF 482 } AMDGPU_DOORBELL_ASSIGNMENT; 483 484 struct amdgpu_doorbell { 485 /* doorbell mmio */ 486 resource_size_t base; 487 resource_size_t size; 488 u32 __iomem *ptr; 489 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */ 490 }; 491 492 /* 493 * 64bit doorbell, offset are in QWORD, occupy 2KB doorbell space 494 */ 495 typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT 496 { 497 /* 498 * All compute related doorbells: kiq, hiq, diq, traditional compute queue, user queue, should locate in 499 * a continues range so that programming CP_MEC_DOORBELL_RANGE_LOWER/UPPER can cover this range. 500 * Compute related doorbells are allocated from 0x00 to 0x8a 501 */ 502 503 504 /* kernel scheduling */ 505 AMDGPU_DOORBELL64_KIQ = 0x00, 506 507 /* HSA interface queue and debug queue */ 508 AMDGPU_DOORBELL64_HIQ = 0x01, 509 AMDGPU_DOORBELL64_DIQ = 0x02, 510 511 /* Compute engines */ 512 AMDGPU_DOORBELL64_MEC_RING0 = 0x03, 513 AMDGPU_DOORBELL64_MEC_RING1 = 0x04, 514 AMDGPU_DOORBELL64_MEC_RING2 = 0x05, 515 AMDGPU_DOORBELL64_MEC_RING3 = 0x06, 516 AMDGPU_DOORBELL64_MEC_RING4 = 0x07, 517 AMDGPU_DOORBELL64_MEC_RING5 = 0x08, 518 AMDGPU_DOORBELL64_MEC_RING6 = 0x09, 519 AMDGPU_DOORBELL64_MEC_RING7 = 0x0a, 520 521 /* User queue doorbell range (128 doorbells) */ 522 AMDGPU_DOORBELL64_USERQUEUE_START = 0x0b, 523 AMDGPU_DOORBELL64_USERQUEUE_END = 0x8a, 524 525 /* Graphics engine */ 526 AMDGPU_DOORBELL64_GFX_RING0 = 0x8b, 527 528 /* 529 * Other graphics doorbells can be allocated here: from 0x8c to 0xef 530 * Graphics voltage island aperture 1 531 * default non-graphics QWORD index is 0xF0 - 0xFF inclusive 532 */ 533 534 /* sDMA engines */ 535 AMDGPU_DOORBELL64_sDMA_ENGINE0 = 0xF0, 536 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE0 = 0xF1, 537 AMDGPU_DOORBELL64_sDMA_ENGINE1 = 0xF2, 538 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE1 = 0xF3, 539 540 /* Interrupt handler */ 541 AMDGPU_DOORBELL64_IH = 0xF4, /* For legacy interrupt ring buffer */ 542 AMDGPU_DOORBELL64_IH_RING1 = 0xF5, /* For page migration request log */ 543 AMDGPU_DOORBELL64_IH_RING2 = 0xF6, /* For page migration translation/invalidation log */ 544 545 /* VCN engine use 32 bits doorbell */ 546 AMDGPU_DOORBELL64_VCN0_1 = 0xF8, /* lower 32 bits for VNC0 and upper 32 bits for VNC1 */ 547 AMDGPU_DOORBELL64_VCN2_3 = 0xF9, 548 AMDGPU_DOORBELL64_VCN4_5 = 0xFA, 549 AMDGPU_DOORBELL64_VCN6_7 = 0xFB, 550 551 /* overlap the doorbell assignment with VCN as they are mutually exclusive 552 * VCE engine's doorbell is 32 bit and two VCE ring share one QWORD 553 */ 554 AMDGPU_DOORBELL64_UVD_RING0_1 = 0xF8, 555 AMDGPU_DOORBELL64_UVD_RING2_3 = 0xF9, 556 AMDGPU_DOORBELL64_UVD_RING4_5 = 0xFA, 557 AMDGPU_DOORBELL64_UVD_RING6_7 = 0xFB, 558 559 AMDGPU_DOORBELL64_VCE_RING0_1 = 0xFC, 560 AMDGPU_DOORBELL64_VCE_RING2_3 = 0xFD, 561 AMDGPU_DOORBELL64_VCE_RING4_5 = 0xFE, 562 AMDGPU_DOORBELL64_VCE_RING6_7 = 0xFF, 563 564 AMDGPU_DOORBELL64_MAX_ASSIGNMENT = 0xFF, 565 AMDGPU_DOORBELL64_INVALID = 0xFFFF 566 } AMDGPU_DOORBELL64_ASSIGNMENT; 567 568 /* 569 * IRQS. 570 */ 571 572 struct amdgpu_flip_work { 573 struct delayed_work flip_work; 574 struct work_struct unpin_work; 575 struct amdgpu_device *adev; 576 int crtc_id; 577 u32 target_vblank; 578 uint64_t base; 579 struct drm_pending_vblank_event *event; 580 struct amdgpu_bo *old_abo; 581 struct dma_fence *excl; 582 unsigned shared_count; 583 struct dma_fence **shared; 584 struct dma_fence_cb cb; 585 bool async; 586 }; 587 588 589 /* 590 * CP & rings. 591 */ 592 593 struct amdgpu_ib { 594 struct amdgpu_sa_bo *sa_bo; 595 uint32_t length_dw; 596 uint64_t gpu_addr; 597 uint32_t *ptr; 598 uint32_t flags; 599 }; 600 601 extern const struct drm_sched_backend_ops amdgpu_sched_ops; 602 603 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs, 604 struct amdgpu_job **job, struct amdgpu_vm *vm); 605 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size, 606 struct amdgpu_job **job); 607 608 void amdgpu_job_free_resources(struct amdgpu_job *job); 609 void amdgpu_job_free(struct amdgpu_job *job); 610 int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, 611 struct drm_sched_entity *entity, void *owner, 612 struct dma_fence **f); 613 614 /* 615 * Queue manager 616 */ 617 struct amdgpu_queue_mapper { 618 int hw_ip; 619 struct mutex lock; 620 /* protected by lock */ 621 struct amdgpu_ring *queue_map[AMDGPU_MAX_RINGS]; 622 }; 623 624 struct amdgpu_queue_mgr { 625 struct amdgpu_queue_mapper mapper[AMDGPU_MAX_IP_NUM]; 626 }; 627 628 int amdgpu_queue_mgr_init(struct amdgpu_device *adev, 629 struct amdgpu_queue_mgr *mgr); 630 int amdgpu_queue_mgr_fini(struct amdgpu_device *adev, 631 struct amdgpu_queue_mgr *mgr); 632 int amdgpu_queue_mgr_map(struct amdgpu_device *adev, 633 struct amdgpu_queue_mgr *mgr, 634 u32 hw_ip, u32 instance, u32 ring, 635 struct amdgpu_ring **out_ring); 636 637 /* 638 * context related structures 639 */ 640 641 struct amdgpu_ctx_ring { 642 uint64_t sequence; 643 struct dma_fence **fences; 644 struct drm_sched_entity entity; 645 }; 646 647 struct amdgpu_ctx { 648 struct kref refcount; 649 struct amdgpu_device *adev; 650 struct amdgpu_queue_mgr queue_mgr; 651 unsigned reset_counter; 652 unsigned reset_counter_query; 653 uint32_t vram_lost_counter; 654 spinlock_t ring_lock; 655 struct dma_fence **fences; 656 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS]; 657 bool preamble_presented; 658 enum drm_sched_priority init_priority; 659 enum drm_sched_priority override_priority; 660 struct mutex lock; 661 atomic_t guilty; 662 }; 663 664 struct amdgpu_ctx_mgr { 665 struct amdgpu_device *adev; 666 struct mutex lock; 667 /* protected by lock */ 668 struct idr ctx_handles; 669 }; 670 671 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id); 672 int amdgpu_ctx_put(struct amdgpu_ctx *ctx); 673 674 int amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring, 675 struct dma_fence *fence, uint64_t *seq); 676 struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, 677 struct amdgpu_ring *ring, uint64_t seq); 678 void amdgpu_ctx_priority_override(struct amdgpu_ctx *ctx, 679 enum drm_sched_priority priority); 680 681 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data, 682 struct drm_file *filp); 683 684 int amdgpu_ctx_wait_prev_fence(struct amdgpu_ctx *ctx, unsigned ring_id); 685 686 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr); 687 void amdgpu_ctx_mgr_entity_cleanup(struct amdgpu_ctx_mgr *mgr); 688 void amdgpu_ctx_mgr_entity_fini(struct amdgpu_ctx_mgr *mgr); 689 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr); 690 691 692 /* 693 * file private structure 694 */ 695 696 struct amdgpu_fpriv { 697 struct amdgpu_vm vm; 698 struct amdgpu_bo_va *prt_va; 699 struct amdgpu_bo_va *csa_va; 700 struct mutex bo_list_lock; 701 struct idr bo_list_handles; 702 struct amdgpu_ctx_mgr ctx_mgr; 703 }; 704 705 /* 706 * residency list 707 */ 708 struct amdgpu_bo_list_entry { 709 struct amdgpu_bo *robj; 710 struct ttm_validate_buffer tv; 711 struct amdgpu_bo_va *bo_va; 712 uint32_t priority; 713 struct page **user_pages; 714 int user_invalidated; 715 }; 716 717 struct amdgpu_bo_list { 718 struct mutex lock; 719 struct rcu_head rhead; 720 struct kref refcount; 721 struct amdgpu_bo *gds_obj; 722 struct amdgpu_bo *gws_obj; 723 struct amdgpu_bo *oa_obj; 724 unsigned first_userptr; 725 unsigned num_entries; 726 struct amdgpu_bo_list_entry *array; 727 }; 728 729 struct amdgpu_bo_list * 730 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id); 731 void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list, 732 struct list_head *validated); 733 void amdgpu_bo_list_put(struct amdgpu_bo_list *list); 734 void amdgpu_bo_list_free(struct amdgpu_bo_list *list); 735 736 /* 737 * GFX stuff 738 */ 739 #include "clearstate_defs.h" 740 741 struct amdgpu_rlc_funcs { 742 void (*enter_safe_mode)(struct amdgpu_device *adev); 743 void (*exit_safe_mode)(struct amdgpu_device *adev); 744 }; 745 746 struct amdgpu_rlc { 747 /* for power gating */ 748 struct amdgpu_bo *save_restore_obj; 749 uint64_t save_restore_gpu_addr; 750 volatile uint32_t *sr_ptr; 751 const u32 *reg_list; 752 u32 reg_list_size; 753 /* for clear state */ 754 struct amdgpu_bo *clear_state_obj; 755 uint64_t clear_state_gpu_addr; 756 volatile uint32_t *cs_ptr; 757 const struct cs_section_def *cs_data; 758 u32 clear_state_size; 759 /* for cp tables */ 760 struct amdgpu_bo *cp_table_obj; 761 uint64_t cp_table_gpu_addr; 762 volatile uint32_t *cp_table_ptr; 763 u32 cp_table_size; 764 765 /* safe mode for updating CG/PG state */ 766 bool in_safe_mode; 767 const struct amdgpu_rlc_funcs *funcs; 768 769 /* for firmware data */ 770 u32 save_and_restore_offset; 771 u32 clear_state_descriptor_offset; 772 u32 avail_scratch_ram_locations; 773 u32 reg_restore_list_size; 774 u32 reg_list_format_start; 775 u32 reg_list_format_separate_start; 776 u32 starting_offsets_start; 777 u32 reg_list_format_size_bytes; 778 u32 reg_list_size_bytes; 779 u32 reg_list_format_direct_reg_list_length; 780 u32 save_restore_list_cntl_size_bytes; 781 u32 save_restore_list_gpm_size_bytes; 782 u32 save_restore_list_srm_size_bytes; 783 784 u32 *register_list_format; 785 u32 *register_restore; 786 u8 *save_restore_list_cntl; 787 u8 *save_restore_list_gpm; 788 u8 *save_restore_list_srm; 789 790 bool is_rlc_v2_1; 791 }; 792 793 #define AMDGPU_MAX_COMPUTE_QUEUES KGD_MAX_QUEUES 794 795 struct amdgpu_mec { 796 struct amdgpu_bo *hpd_eop_obj; 797 u64 hpd_eop_gpu_addr; 798 struct amdgpu_bo *mec_fw_obj; 799 u64 mec_fw_gpu_addr; 800 u32 num_mec; 801 u32 num_pipe_per_mec; 802 u32 num_queue_per_pipe; 803 void *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1]; 804 805 /* These are the resources for which amdgpu takes ownership */ 806 DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); 807 }; 808 809 struct amdgpu_kiq { 810 u64 eop_gpu_addr; 811 struct amdgpu_bo *eop_obj; 812 spinlock_t ring_lock; 813 struct amdgpu_ring ring; 814 struct amdgpu_irq_src irq; 815 }; 816 817 /* 818 * GPU scratch registers structures, functions & helpers 819 */ 820 struct amdgpu_scratch { 821 unsigned num_reg; 822 uint32_t reg_base; 823 uint32_t free_mask; 824 }; 825 826 /* 827 * GFX configurations 828 */ 829 #define AMDGPU_GFX_MAX_SE 4 830 #define AMDGPU_GFX_MAX_SH_PER_SE 2 831 832 struct amdgpu_rb_config { 833 uint32_t rb_backend_disable; 834 uint32_t user_rb_backend_disable; 835 uint32_t raster_config; 836 uint32_t raster_config_1; 837 }; 838 839 struct gb_addr_config { 840 uint16_t pipe_interleave_size; 841 uint8_t num_pipes; 842 uint8_t max_compress_frags; 843 uint8_t num_banks; 844 uint8_t num_se; 845 uint8_t num_rb_per_se; 846 }; 847 848 struct amdgpu_gfx_config { 849 unsigned max_shader_engines; 850 unsigned max_tile_pipes; 851 unsigned max_cu_per_sh; 852 unsigned max_sh_per_se; 853 unsigned max_backends_per_se; 854 unsigned max_texture_channel_caches; 855 unsigned max_gprs; 856 unsigned max_gs_threads; 857 unsigned max_hw_contexts; 858 unsigned sc_prim_fifo_size_frontend; 859 unsigned sc_prim_fifo_size_backend; 860 unsigned sc_hiz_tile_fifo_size; 861 unsigned sc_earlyz_tile_fifo_size; 862 863 unsigned num_tile_pipes; 864 unsigned backend_enable_mask; 865 unsigned mem_max_burst_length_bytes; 866 unsigned mem_row_size_in_kb; 867 unsigned shader_engine_tile_size; 868 unsigned num_gpus; 869 unsigned multi_gpu_tile_size; 870 unsigned mc_arb_ramcfg; 871 unsigned gb_addr_config; 872 unsigned num_rbs; 873 unsigned gs_vgt_table_depth; 874 unsigned gs_prim_buffer_depth; 875 876 uint32_t tile_mode_array[32]; 877 uint32_t macrotile_mode_array[16]; 878 879 struct gb_addr_config gb_addr_config_fields; 880 struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE]; 881 882 /* gfx configure feature */ 883 uint32_t double_offchip_lds_buf; 884 /* cached value of DB_DEBUG2 */ 885 uint32_t db_debug2; 886 }; 887 888 struct amdgpu_cu_info { 889 uint32_t simd_per_cu; 890 uint32_t max_waves_per_simd; 891 uint32_t wave_front_size; 892 uint32_t max_scratch_slots_per_cu; 893 uint32_t lds_size; 894 895 /* total active CU number */ 896 uint32_t number; 897 uint32_t ao_cu_mask; 898 uint32_t ao_cu_bitmap[4][4]; 899 uint32_t bitmap[4][4]; 900 }; 901 902 struct amdgpu_gfx_funcs { 903 /* get the gpu clock counter */ 904 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev); 905 void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance); 906 void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields); 907 void (*read_wave_vgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t thread, uint32_t start, uint32_t size, uint32_t *dst); 908 void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst); 909 void (*select_me_pipe_q)(struct amdgpu_device *adev, u32 me, u32 pipe, u32 queue); 910 }; 911 912 struct amdgpu_ngg_buf { 913 struct amdgpu_bo *bo; 914 uint64_t gpu_addr; 915 uint32_t size; 916 uint32_t bo_size; 917 }; 918 919 enum { 920 NGG_PRIM = 0, 921 NGG_POS, 922 NGG_CNTL, 923 NGG_PARAM, 924 NGG_BUF_MAX 925 }; 926 927 struct amdgpu_ngg { 928 struct amdgpu_ngg_buf buf[NGG_BUF_MAX]; 929 uint32_t gds_reserve_addr; 930 uint32_t gds_reserve_size; 931 bool init; 932 }; 933 934 struct amdgpu_gfx { 935 struct mutex gpu_clock_mutex; 936 struct amdgpu_gfx_config config; 937 struct amdgpu_rlc rlc; 938 struct amdgpu_mec mec; 939 struct amdgpu_kiq kiq; 940 struct amdgpu_scratch scratch; 941 const struct firmware *me_fw; /* ME firmware */ 942 uint32_t me_fw_version; 943 const struct firmware *pfp_fw; /* PFP firmware */ 944 uint32_t pfp_fw_version; 945 const struct firmware *ce_fw; /* CE firmware */ 946 uint32_t ce_fw_version; 947 const struct firmware *rlc_fw; /* RLC firmware */ 948 uint32_t rlc_fw_version; 949 const struct firmware *mec_fw; /* MEC firmware */ 950 uint32_t mec_fw_version; 951 const struct firmware *mec2_fw; /* MEC2 firmware */ 952 uint32_t mec2_fw_version; 953 uint32_t me_feature_version; 954 uint32_t ce_feature_version; 955 uint32_t pfp_feature_version; 956 uint32_t rlc_feature_version; 957 uint32_t rlc_srlc_fw_version; 958 uint32_t rlc_srlc_feature_version; 959 uint32_t rlc_srlg_fw_version; 960 uint32_t rlc_srlg_feature_version; 961 uint32_t rlc_srls_fw_version; 962 uint32_t rlc_srls_feature_version; 963 uint32_t mec_feature_version; 964 uint32_t mec2_feature_version; 965 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS]; 966 unsigned num_gfx_rings; 967 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS]; 968 unsigned num_compute_rings; 969 struct amdgpu_irq_src eop_irq; 970 struct amdgpu_irq_src priv_reg_irq; 971 struct amdgpu_irq_src priv_inst_irq; 972 /* gfx status */ 973 uint32_t gfx_current_status; 974 /* ce ram size*/ 975 unsigned ce_ram_size; 976 struct amdgpu_cu_info cu_info; 977 const struct amdgpu_gfx_funcs *funcs; 978 979 /* reset mask */ 980 uint32_t grbm_soft_reset; 981 uint32_t srbm_soft_reset; 982 /* s3/s4 mask */ 983 bool in_suspend; 984 /* NGG */ 985 struct amdgpu_ngg ngg; 986 987 /* pipe reservation */ 988 struct mutex pipe_reserve_mutex; 989 DECLARE_BITMAP (pipe_reserve_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); 990 }; 991 992 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm, 993 unsigned size, struct amdgpu_ib *ib); 994 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, 995 struct dma_fence *f); 996 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, 997 struct amdgpu_ib *ibs, struct amdgpu_job *job, 998 struct dma_fence **f); 999 int amdgpu_ib_pool_init(struct amdgpu_device *adev); 1000 void amdgpu_ib_pool_fini(struct amdgpu_device *adev); 1001 int amdgpu_ib_ring_tests(struct amdgpu_device *adev); 1002 1003 /* 1004 * CS. 1005 */ 1006 struct amdgpu_cs_chunk { 1007 uint32_t chunk_id; 1008 uint32_t length_dw; 1009 void *kdata; 1010 }; 1011 1012 struct amdgpu_cs_parser { 1013 struct amdgpu_device *adev; 1014 struct drm_file *filp; 1015 struct amdgpu_ctx *ctx; 1016 1017 /* chunks */ 1018 unsigned nchunks; 1019 struct amdgpu_cs_chunk *chunks; 1020 1021 /* scheduler job object */ 1022 struct amdgpu_job *job; 1023 1024 /* buffer objects */ 1025 struct ww_acquire_ctx ticket; 1026 struct amdgpu_bo_list *bo_list; 1027 struct amdgpu_mn *mn; 1028 struct amdgpu_bo_list_entry vm_pd; 1029 struct list_head validated; 1030 struct dma_fence *fence; 1031 uint64_t bytes_moved_threshold; 1032 uint64_t bytes_moved_vis_threshold; 1033 uint64_t bytes_moved; 1034 uint64_t bytes_moved_vis; 1035 struct amdgpu_bo_list_entry *evictable; 1036 1037 /* user fence */ 1038 struct amdgpu_bo_list_entry uf_entry; 1039 1040 unsigned num_post_dep_syncobjs; 1041 struct drm_syncobj **post_dep_syncobjs; 1042 }; 1043 1044 #define AMDGPU_PREAMBLE_IB_PRESENT (1 << 0) /* bit set means command submit involves a preamble IB */ 1045 #define AMDGPU_PREAMBLE_IB_PRESENT_FIRST (1 << 1) /* bit set means preamble IB is first presented in belonging context */ 1046 #define AMDGPU_HAVE_CTX_SWITCH (1 << 2) /* bit set means context switch occured */ 1047 1048 struct amdgpu_job { 1049 struct drm_sched_job base; 1050 struct amdgpu_device *adev; 1051 struct amdgpu_vm *vm; 1052 struct amdgpu_ring *ring; 1053 struct amdgpu_sync sync; 1054 struct amdgpu_sync sched_sync; 1055 struct amdgpu_ib *ibs; 1056 struct dma_fence *fence; /* the hw fence */ 1057 uint32_t preamble_status; 1058 uint32_t num_ibs; 1059 void *owner; 1060 uint64_t fence_ctx; /* the fence_context this job uses */ 1061 bool vm_needs_flush; 1062 uint64_t vm_pd_addr; 1063 unsigned vmid; 1064 unsigned pasid; 1065 uint32_t gds_base, gds_size; 1066 uint32_t gws_base, gws_size; 1067 uint32_t oa_base, oa_size; 1068 uint32_t vram_lost_counter; 1069 1070 /* user fence handling */ 1071 uint64_t uf_addr; 1072 uint64_t uf_sequence; 1073 1074 }; 1075 #define to_amdgpu_job(sched_job) \ 1076 container_of((sched_job), struct amdgpu_job, base) 1077 1078 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p, 1079 uint32_t ib_idx, int idx) 1080 { 1081 return p->job->ibs[ib_idx].ptr[idx]; 1082 } 1083 1084 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p, 1085 uint32_t ib_idx, int idx, 1086 uint32_t value) 1087 { 1088 p->job->ibs[ib_idx].ptr[idx] = value; 1089 } 1090 1091 /* 1092 * Writeback 1093 */ 1094 #define AMDGPU_MAX_WB 128 /* Reserve at most 128 WB slots for amdgpu-owned rings. */ 1095 1096 struct amdgpu_wb { 1097 struct amdgpu_bo *wb_obj; 1098 volatile uint32_t *wb; 1099 uint64_t gpu_addr; 1100 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */ 1101 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)]; 1102 }; 1103 1104 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb); 1105 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb); 1106 1107 /* 1108 * SDMA 1109 */ 1110 struct amdgpu_sdma_instance { 1111 /* SDMA firmware */ 1112 const struct firmware *fw; 1113 uint32_t fw_version; 1114 uint32_t feature_version; 1115 1116 struct amdgpu_ring ring; 1117 bool burst_nop; 1118 }; 1119 1120 struct amdgpu_sdma { 1121 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES]; 1122 #ifdef CONFIG_DRM_AMDGPU_SI 1123 //SI DMA has a difference trap irq number for the second engine 1124 struct amdgpu_irq_src trap_irq_1; 1125 #endif 1126 struct amdgpu_irq_src trap_irq; 1127 struct amdgpu_irq_src illegal_inst_irq; 1128 int num_instances; 1129 uint32_t srbm_soft_reset; 1130 }; 1131 1132 /* 1133 * Firmware 1134 */ 1135 enum amdgpu_firmware_load_type { 1136 AMDGPU_FW_LOAD_DIRECT = 0, 1137 AMDGPU_FW_LOAD_SMU, 1138 AMDGPU_FW_LOAD_PSP, 1139 }; 1140 1141 struct amdgpu_firmware { 1142 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM]; 1143 enum amdgpu_firmware_load_type load_type; 1144 struct amdgpu_bo *fw_buf; 1145 unsigned int fw_size; 1146 unsigned int max_ucodes; 1147 /* firmwares are loaded by psp instead of smu from vega10 */ 1148 const struct amdgpu_psp_funcs *funcs; 1149 struct amdgpu_bo *rbuf; 1150 struct mutex mutex; 1151 1152 /* gpu info firmware data pointer */ 1153 const struct firmware *gpu_info_fw; 1154 1155 void *fw_buf_ptr; 1156 uint64_t fw_buf_mc; 1157 }; 1158 1159 /* 1160 * Benchmarking 1161 */ 1162 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number); 1163 1164 1165 /* 1166 * Testing 1167 */ 1168 void amdgpu_test_moves(struct amdgpu_device *adev); 1169 1170 1171 /* 1172 * amdgpu smumgr functions 1173 */ 1174 struct amdgpu_smumgr_funcs { 1175 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype); 1176 int (*request_smu_load_fw)(struct amdgpu_device *adev); 1177 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype); 1178 }; 1179 1180 /* 1181 * amdgpu smumgr 1182 */ 1183 struct amdgpu_smumgr { 1184 struct amdgpu_bo *toc_buf; 1185 struct amdgpu_bo *smu_buf; 1186 /* asic priv smu data */ 1187 void *priv; 1188 spinlock_t smu_lock; 1189 /* smumgr functions */ 1190 const struct amdgpu_smumgr_funcs *smumgr_funcs; 1191 /* ucode loading complete flag */ 1192 uint32_t fw_flags; 1193 }; 1194 1195 /* 1196 * ASIC specific register table accessible by UMD 1197 */ 1198 struct amdgpu_allowed_register_entry { 1199 uint32_t reg_offset; 1200 bool grbm_indexed; 1201 }; 1202 1203 /* 1204 * ASIC specific functions. 1205 */ 1206 struct amdgpu_asic_funcs { 1207 bool (*read_disabled_bios)(struct amdgpu_device *adev); 1208 bool (*read_bios_from_rom)(struct amdgpu_device *adev, 1209 u8 *bios, u32 length_bytes); 1210 int (*read_register)(struct amdgpu_device *adev, u32 se_num, 1211 u32 sh_num, u32 reg_offset, u32 *value); 1212 void (*set_vga_state)(struct amdgpu_device *adev, bool state); 1213 int (*reset)(struct amdgpu_device *adev); 1214 /* get the reference clock */ 1215 u32 (*get_xclk)(struct amdgpu_device *adev); 1216 /* MM block clocks */ 1217 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk); 1218 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk); 1219 /* static power management */ 1220 int (*get_pcie_lanes)(struct amdgpu_device *adev); 1221 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes); 1222 /* get config memsize register */ 1223 u32 (*get_config_memsize)(struct amdgpu_device *adev); 1224 /* flush hdp write queue */ 1225 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring); 1226 /* invalidate hdp read cache */ 1227 void (*invalidate_hdp)(struct amdgpu_device *adev, 1228 struct amdgpu_ring *ring); 1229 /* check if the asic needs a full reset of if soft reset will work */ 1230 bool (*need_full_reset)(struct amdgpu_device *adev); 1231 }; 1232 1233 /* 1234 * IOCTL. 1235 */ 1236 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data, 1237 struct drm_file *filp); 1238 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data, 1239 struct drm_file *filp); 1240 1241 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data, 1242 struct drm_file *filp); 1243 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data, 1244 struct drm_file *filp); 1245 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data, 1246 struct drm_file *filp); 1247 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data, 1248 struct drm_file *filp); 1249 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, 1250 struct drm_file *filp); 1251 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data, 1252 struct drm_file *filp); 1253 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 1254 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data, 1255 struct drm_file *filp); 1256 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 1257 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data, 1258 struct drm_file *filp); 1259 1260 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data, 1261 struct drm_file *filp); 1262 1263 /* VRAM scratch page for HDP bug, default vram page */ 1264 struct amdgpu_vram_scratch { 1265 struct amdgpu_bo *robj; 1266 volatile uint32_t *ptr; 1267 u64 gpu_addr; 1268 }; 1269 1270 /* 1271 * ACPI 1272 */ 1273 struct amdgpu_atcs_functions { 1274 bool get_ext_state; 1275 bool pcie_perf_req; 1276 bool pcie_dev_rdy; 1277 bool pcie_bus_width; 1278 }; 1279 1280 struct amdgpu_atcs { 1281 struct amdgpu_atcs_functions functions; 1282 }; 1283 1284 /* 1285 * Firmware VRAM reservation 1286 */ 1287 struct amdgpu_fw_vram_usage { 1288 u64 start_offset; 1289 u64 size; 1290 struct amdgpu_bo *reserved_bo; 1291 void *va; 1292 }; 1293 1294 /* 1295 * CGS 1296 */ 1297 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev); 1298 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device); 1299 1300 /* 1301 * Core structure, functions and helpers. 1302 */ 1303 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t); 1304 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t); 1305 1306 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t); 1307 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t); 1308 1309 1310 /* 1311 * amdgpu nbio functions 1312 * 1313 */ 1314 struct nbio_hdp_flush_reg { 1315 u32 ref_and_mask_cp0; 1316 u32 ref_and_mask_cp1; 1317 u32 ref_and_mask_cp2; 1318 u32 ref_and_mask_cp3; 1319 u32 ref_and_mask_cp4; 1320 u32 ref_and_mask_cp5; 1321 u32 ref_and_mask_cp6; 1322 u32 ref_and_mask_cp7; 1323 u32 ref_and_mask_cp8; 1324 u32 ref_and_mask_cp9; 1325 u32 ref_and_mask_sdma0; 1326 u32 ref_and_mask_sdma1; 1327 }; 1328 1329 struct amdgpu_nbio_funcs { 1330 const struct nbio_hdp_flush_reg *hdp_flush_reg; 1331 u32 (*get_hdp_flush_req_offset)(struct amdgpu_device *adev); 1332 u32 (*get_hdp_flush_done_offset)(struct amdgpu_device *adev); 1333 u32 (*get_pcie_index_offset)(struct amdgpu_device *adev); 1334 u32 (*get_pcie_data_offset)(struct amdgpu_device *adev); 1335 u32 (*get_rev_id)(struct amdgpu_device *adev); 1336 void (*mc_access_enable)(struct amdgpu_device *adev, bool enable); 1337 void (*hdp_flush)(struct amdgpu_device *adev, struct amdgpu_ring *ring); 1338 u32 (*get_memsize)(struct amdgpu_device *adev); 1339 void (*sdma_doorbell_range)(struct amdgpu_device *adev, int instance, 1340 bool use_doorbell, int doorbell_index); 1341 void (*enable_doorbell_aperture)(struct amdgpu_device *adev, 1342 bool enable); 1343 void (*enable_doorbell_selfring_aperture)(struct amdgpu_device *adev, 1344 bool enable); 1345 void (*ih_doorbell_range)(struct amdgpu_device *adev, 1346 bool use_doorbell, int doorbell_index); 1347 void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev, 1348 bool enable); 1349 void (*update_medium_grain_light_sleep)(struct amdgpu_device *adev, 1350 bool enable); 1351 void (*get_clockgating_state)(struct amdgpu_device *adev, 1352 u32 *flags); 1353 void (*ih_control)(struct amdgpu_device *adev); 1354 void (*init_registers)(struct amdgpu_device *adev); 1355 void (*detect_hw_virt)(struct amdgpu_device *adev); 1356 }; 1357 1358 struct amdgpu_df_funcs { 1359 void (*init)(struct amdgpu_device *adev); 1360 void (*enable_broadcast_mode)(struct amdgpu_device *adev, 1361 bool enable); 1362 u32 (*get_fb_channel_number)(struct amdgpu_device *adev); 1363 u32 (*get_hbm_channel_number)(struct amdgpu_device *adev); 1364 void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev, 1365 bool enable); 1366 void (*get_clockgating_state)(struct amdgpu_device *adev, 1367 u32 *flags); 1368 void (*enable_ecc_force_par_wr_rmw)(struct amdgpu_device *adev, 1369 bool enable); 1370 }; 1371 /* Define the HW IP blocks will be used in driver , add more if necessary */ 1372 enum amd_hw_ip_block_type { 1373 GC_HWIP = 1, 1374 HDP_HWIP, 1375 SDMA0_HWIP, 1376 SDMA1_HWIP, 1377 MMHUB_HWIP, 1378 ATHUB_HWIP, 1379 NBIO_HWIP, 1380 MP0_HWIP, 1381 MP1_HWIP, 1382 UVD_HWIP, 1383 VCN_HWIP = UVD_HWIP, 1384 VCE_HWIP, 1385 DF_HWIP, 1386 DCE_HWIP, 1387 OSSSYS_HWIP, 1388 SMUIO_HWIP, 1389 PWR_HWIP, 1390 NBIF_HWIP, 1391 THM_HWIP, 1392 MAX_HWIP 1393 }; 1394 1395 #define HWIP_MAX_INSTANCE 6 1396 1397 struct amd_powerplay { 1398 void *pp_handle; 1399 const struct amd_pm_funcs *pp_funcs; 1400 uint32_t pp_feature; 1401 }; 1402 1403 #define AMDGPU_RESET_MAGIC_NUM 64 1404 struct amdgpu_device { 1405 struct device *dev; 1406 struct drm_device *ddev; 1407 struct pci_dev *pdev; 1408 1409 #ifdef CONFIG_DRM_AMD_ACP 1410 struct amdgpu_acp acp; 1411 #endif 1412 1413 /* ASIC */ 1414 enum amd_asic_type asic_type; 1415 uint32_t family; 1416 uint32_t rev_id; 1417 uint32_t external_rev_id; 1418 unsigned long flags; 1419 int usec_timeout; 1420 const struct amdgpu_asic_funcs *asic_funcs; 1421 bool shutdown; 1422 bool need_dma32; 1423 bool need_swiotlb; 1424 bool accel_working; 1425 struct work_struct reset_work; 1426 struct notifier_block acpi_nb; 1427 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS]; 1428 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS]; 1429 unsigned debugfs_count; 1430 #if defined(CONFIG_DEBUG_FS) 1431 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS]; 1432 #endif 1433 struct amdgpu_atif *atif; 1434 struct amdgpu_atcs atcs; 1435 struct mutex srbm_mutex; 1436 /* GRBM index mutex. Protects concurrent access to GRBM index */ 1437 struct mutex grbm_idx_mutex; 1438 struct dev_pm_domain vga_pm_domain; 1439 bool have_disp_power_ref; 1440 1441 /* BIOS */ 1442 bool is_atom_fw; 1443 uint8_t *bios; 1444 uint32_t bios_size; 1445 struct amdgpu_bo *stolen_vga_memory; 1446 uint32_t bios_scratch_reg_offset; 1447 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH]; 1448 1449 /* Register/doorbell mmio */ 1450 resource_size_t rmmio_base; 1451 resource_size_t rmmio_size; 1452 void __iomem *rmmio; 1453 /* protects concurrent MM_INDEX/DATA based register access */ 1454 spinlock_t mmio_idx_lock; 1455 /* protects concurrent SMC based register access */ 1456 spinlock_t smc_idx_lock; 1457 amdgpu_rreg_t smc_rreg; 1458 amdgpu_wreg_t smc_wreg; 1459 /* protects concurrent PCIE register access */ 1460 spinlock_t pcie_idx_lock; 1461 amdgpu_rreg_t pcie_rreg; 1462 amdgpu_wreg_t pcie_wreg; 1463 amdgpu_rreg_t pciep_rreg; 1464 amdgpu_wreg_t pciep_wreg; 1465 /* protects concurrent UVD register access */ 1466 spinlock_t uvd_ctx_idx_lock; 1467 amdgpu_rreg_t uvd_ctx_rreg; 1468 amdgpu_wreg_t uvd_ctx_wreg; 1469 /* protects concurrent DIDT register access */ 1470 spinlock_t didt_idx_lock; 1471 amdgpu_rreg_t didt_rreg; 1472 amdgpu_wreg_t didt_wreg; 1473 /* protects concurrent gc_cac register access */ 1474 spinlock_t gc_cac_idx_lock; 1475 amdgpu_rreg_t gc_cac_rreg; 1476 amdgpu_wreg_t gc_cac_wreg; 1477 /* protects concurrent se_cac register access */ 1478 spinlock_t se_cac_idx_lock; 1479 amdgpu_rreg_t se_cac_rreg; 1480 amdgpu_wreg_t se_cac_wreg; 1481 /* protects concurrent ENDPOINT (audio) register access */ 1482 spinlock_t audio_endpt_idx_lock; 1483 amdgpu_block_rreg_t audio_endpt_rreg; 1484 amdgpu_block_wreg_t audio_endpt_wreg; 1485 void __iomem *rio_mem; 1486 resource_size_t rio_mem_size; 1487 struct amdgpu_doorbell doorbell; 1488 1489 /* clock/pll info */ 1490 struct amdgpu_clock clock; 1491 1492 /* MC */ 1493 struct amdgpu_gmc gmc; 1494 struct amdgpu_gart gart; 1495 dma_addr_t dummy_page_addr; 1496 struct amdgpu_vm_manager vm_manager; 1497 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS]; 1498 1499 /* memory management */ 1500 struct amdgpu_mman mman; 1501 struct amdgpu_vram_scratch vram_scratch; 1502 struct amdgpu_wb wb; 1503 atomic64_t num_bytes_moved; 1504 atomic64_t num_evictions; 1505 atomic64_t num_vram_cpu_page_faults; 1506 atomic_t gpu_reset_counter; 1507 atomic_t vram_lost_counter; 1508 1509 /* data for buffer migration throttling */ 1510 struct { 1511 spinlock_t lock; 1512 s64 last_update_us; 1513 s64 accum_us; /* accumulated microseconds */ 1514 s64 accum_us_vis; /* for visible VRAM */ 1515 u32 log2_max_MBps; 1516 } mm_stats; 1517 1518 /* display */ 1519 bool enable_virtual_display; 1520 struct amdgpu_mode_info mode_info; 1521 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */ 1522 struct work_struct hotplug_work; 1523 struct amdgpu_irq_src crtc_irq; 1524 struct amdgpu_irq_src pageflip_irq; 1525 struct amdgpu_irq_src hpd_irq; 1526 1527 /* rings */ 1528 u64 fence_context; 1529 unsigned num_rings; 1530 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS]; 1531 bool ib_pool_ready; 1532 struct amdgpu_sa_manager ring_tmp_bo; 1533 1534 /* interrupts */ 1535 struct amdgpu_irq irq; 1536 1537 /* powerplay */ 1538 struct amd_powerplay powerplay; 1539 bool pp_force_state_enabled; 1540 1541 /* dpm */ 1542 struct amdgpu_pm pm; 1543 u32 cg_flags; 1544 u32 pg_flags; 1545 1546 /* amdgpu smumgr */ 1547 struct amdgpu_smumgr smu; 1548 1549 /* gfx */ 1550 struct amdgpu_gfx gfx; 1551 1552 /* sdma */ 1553 struct amdgpu_sdma sdma; 1554 1555 /* uvd */ 1556 struct amdgpu_uvd uvd; 1557 1558 /* vce */ 1559 struct amdgpu_vce vce; 1560 1561 /* vcn */ 1562 struct amdgpu_vcn vcn; 1563 1564 /* firmwares */ 1565 struct amdgpu_firmware firmware; 1566 1567 /* PSP */ 1568 struct psp_context psp; 1569 1570 /* GDS */ 1571 struct amdgpu_gds gds; 1572 1573 /* display related functionality */ 1574 struct amdgpu_display_manager dm; 1575 1576 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM]; 1577 int num_ip_blocks; 1578 struct mutex mn_lock; 1579 DECLARE_HASHTABLE(mn_hash, 7); 1580 1581 /* tracking pinned memory */ 1582 u64 vram_pin_size; 1583 u64 invisible_pin_size; 1584 u64 gart_pin_size; 1585 1586 /* amdkfd interface */ 1587 struct kfd_dev *kfd; 1588 1589 /* soc15 register offset based on ip, instance and segment */ 1590 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE]; 1591 1592 const struct amdgpu_nbio_funcs *nbio_funcs; 1593 const struct amdgpu_df_funcs *df_funcs; 1594 1595 /* delayed work_func for deferring clockgating during resume */ 1596 struct delayed_work late_init_work; 1597 1598 struct amdgpu_virt virt; 1599 /* firmware VRAM reservation */ 1600 struct amdgpu_fw_vram_usage fw_vram_usage; 1601 1602 /* link all shadow bo */ 1603 struct list_head shadow_list; 1604 struct mutex shadow_list_lock; 1605 /* keep an lru list of rings by HW IP */ 1606 struct list_head ring_lru_list; 1607 spinlock_t ring_lru_list_lock; 1608 1609 /* record hw reset is performed */ 1610 bool has_hw_reset; 1611 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM]; 1612 1613 /* record last mm index being written through WREG32*/ 1614 unsigned long last_mm_index; 1615 bool in_gpu_reset; 1616 struct mutex lock_reset; 1617 }; 1618 1619 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev) 1620 { 1621 return container_of(bdev, struct amdgpu_device, mman.bdev); 1622 } 1623 1624 int amdgpu_device_init(struct amdgpu_device *adev, 1625 struct drm_device *ddev, 1626 struct pci_dev *pdev, 1627 uint32_t flags); 1628 void amdgpu_device_fini(struct amdgpu_device *adev); 1629 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev); 1630 1631 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg, 1632 uint32_t acc_flags); 1633 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v, 1634 uint32_t acc_flags); 1635 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value); 1636 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset); 1637 1638 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg); 1639 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v); 1640 1641 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index); 1642 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v); 1643 u64 amdgpu_mm_rdoorbell64(struct amdgpu_device *adev, u32 index); 1644 void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v); 1645 1646 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type); 1647 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev); 1648 1649 int emu_soc_asic_init(struct amdgpu_device *adev); 1650 1651 /* 1652 * Registers read & write functions. 1653 */ 1654 1655 #define AMDGPU_REGS_IDX (1<<0) 1656 #define AMDGPU_REGS_NO_KIQ (1<<1) 1657 1658 #define RREG32_NO_KIQ(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ) 1659 #define WREG32_NO_KIQ(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ) 1660 1661 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg)) 1662 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v)) 1663 1664 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), 0) 1665 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_IDX) 1666 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), 0)) 1667 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), 0) 1668 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_IDX) 1669 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1670 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1671 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg)) 1672 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v)) 1673 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg)) 1674 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v)) 1675 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg)) 1676 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v)) 1677 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg)) 1678 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v)) 1679 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg)) 1680 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v)) 1681 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg)) 1682 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v)) 1683 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg)) 1684 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v)) 1685 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg)) 1686 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v)) 1687 #define WREG32_P(reg, val, mask) \ 1688 do { \ 1689 uint32_t tmp_ = RREG32(reg); \ 1690 tmp_ &= (mask); \ 1691 tmp_ |= ((val) & ~(mask)); \ 1692 WREG32(reg, tmp_); \ 1693 } while (0) 1694 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and) 1695 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or)) 1696 #define WREG32_PLL_P(reg, val, mask) \ 1697 do { \ 1698 uint32_t tmp_ = RREG32_PLL(reg); \ 1699 tmp_ &= (mask); \ 1700 tmp_ |= ((val) & ~(mask)); \ 1701 WREG32_PLL(reg, tmp_); \ 1702 } while (0) 1703 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false)) 1704 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg)) 1705 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v)) 1706 1707 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index)) 1708 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v)) 1709 #define RDOORBELL64(index) amdgpu_mm_rdoorbell64(adev, (index)) 1710 #define WDOORBELL64(index, v) amdgpu_mm_wdoorbell64(adev, (index), (v)) 1711 1712 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT 1713 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK 1714 1715 #define REG_SET_FIELD(orig_val, reg, field, field_val) \ 1716 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \ 1717 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field)))) 1718 1719 #define REG_GET_FIELD(value, reg, field) \ 1720 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field)) 1721 1722 #define WREG32_FIELD(reg, field, val) \ 1723 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) 1724 1725 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \ 1726 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) 1727 1728 /* 1729 * BIOS helpers. 1730 */ 1731 #define RBIOS8(i) (adev->bios[i]) 1732 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8)) 1733 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16)) 1734 1735 static inline struct amdgpu_sdma_instance * 1736 amdgpu_get_sdma_instance(struct amdgpu_ring *ring) 1737 { 1738 struct amdgpu_device *adev = ring->adev; 1739 int i; 1740 1741 for (i = 0; i < adev->sdma.num_instances; i++) 1742 if (&adev->sdma.instance[i].ring == ring) 1743 break; 1744 1745 if (i < AMDGPU_MAX_SDMA_INSTANCES) 1746 return &adev->sdma.instance[i]; 1747 else 1748 return NULL; 1749 } 1750 1751 /* 1752 * ASICs macro. 1753 */ 1754 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state)) 1755 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev)) 1756 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev)) 1757 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d)) 1758 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec)) 1759 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev)) 1760 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l)) 1761 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev)) 1762 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev)) 1763 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l)) 1764 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v))) 1765 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev)) 1766 #define amdgpu_asic_flush_hdp(adev, r) (adev)->asic_funcs->flush_hdp((adev), (r)) 1767 #define amdgpu_asic_invalidate_hdp(adev, r) (adev)->asic_funcs->invalidate_hdp((adev), (r)) 1768 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev)) 1769 #define amdgpu_gmc_flush_gpu_tlb(adev, vmid) (adev)->gmc.gmc_funcs->flush_gpu_tlb((adev), (vmid)) 1770 #define amdgpu_gmc_emit_flush_gpu_tlb(r, vmid, addr) (r)->adev->gmc.gmc_funcs->emit_flush_gpu_tlb((r), (vmid), (addr)) 1771 #define amdgpu_gmc_emit_pasid_mapping(r, vmid, pasid) (r)->adev->gmc.gmc_funcs->emit_pasid_mapping((r), (vmid), (pasid)) 1772 #define amdgpu_gmc_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gmc.gmc_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags)) 1773 #define amdgpu_gmc_get_vm_pde(adev, level, dst, flags) (adev)->gmc.gmc_funcs->get_vm_pde((adev), (level), (dst), (flags)) 1774 #define amdgpu_gmc_get_pte_flags(adev, flags) (adev)->gmc.gmc_funcs->get_vm_pte_flags((adev),(flags)) 1775 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count))) 1776 #define amdgpu_vm_write_pte(adev, ib, pe, value, count, incr) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (value), (count), (incr))) 1777 #define amdgpu_vm_set_pte_pde(adev, ib, pe, addr, count, incr, flags) ((adev)->vm_manager.vm_pte_funcs->set_pte_pde((ib), (pe), (addr), (count), (incr), (flags))) 1778 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib))) 1779 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r)) 1780 #define amdgpu_ring_test_ib(r, t) (r)->funcs->test_ib((r), (t)) 1781 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r)) 1782 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r)) 1783 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r)) 1784 #define amdgpu_ring_emit_ib(r, ib, vmid, c) (r)->funcs->emit_ib((r), (ib), (vmid), (c)) 1785 #define amdgpu_ring_emit_pipeline_sync(r) (r)->funcs->emit_pipeline_sync((r)) 1786 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr)) 1787 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags)) 1788 #define amdgpu_ring_emit_gds_switch(r, v, db, ds, wb, ws, ab, as) (r)->funcs->emit_gds_switch((r), (v), (db), (ds), (wb), (ws), (ab), (as)) 1789 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r)) 1790 #define amdgpu_ring_emit_switch_buffer(r) (r)->funcs->emit_switch_buffer((r)) 1791 #define amdgpu_ring_emit_cntxcntl(r, d) (r)->funcs->emit_cntxcntl((r), (d)) 1792 #define amdgpu_ring_emit_rreg(r, d) (r)->funcs->emit_rreg((r), (d)) 1793 #define amdgpu_ring_emit_wreg(r, d, v) (r)->funcs->emit_wreg((r), (d), (v)) 1794 #define amdgpu_ring_emit_reg_wait(r, d, v, m) (r)->funcs->emit_reg_wait((r), (d), (v), (m)) 1795 #define amdgpu_ring_emit_reg_write_reg_wait(r, d0, d1, v, m) (r)->funcs->emit_reg_write_reg_wait((r), (d0), (d1), (v), (m)) 1796 #define amdgpu_ring_emit_tmz(r, b) (r)->funcs->emit_tmz((r), (b)) 1797 #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib))) 1798 #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r)) 1799 #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o)) 1800 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev)) 1801 #define amdgpu_ih_prescreen_iv(adev) (adev)->irq.ih_funcs->prescreen_iv((adev)) 1802 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv)) 1803 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev)) 1804 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc)) 1805 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l)) 1806 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e)) 1807 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h)) 1808 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h)) 1809 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev)) 1810 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev)) 1811 #define amdgpu_display_page_flip(adev, crtc, base, async) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base), (async)) 1812 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos)) 1813 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c)) 1814 #define amdgpu_display_add_connector(adev, ci, sd, ct, ib, coi, h, r) (adev)->mode_info.funcs->add_connector((adev), (ci), (sd), (ct), (ib), (coi), (h), (r)) 1815 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b)) 1816 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b)) 1817 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev)) 1818 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance)) 1819 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a)) 1820 #define amdgpu_psp_check_fw_loading_status(adev, i) (adev)->firmware.funcs->check_fw_loading_status((adev), (i)) 1821 #define amdgpu_gfx_select_me_pipe_q(adev, me, pipe, q) (adev)->gfx.funcs->select_me_pipe_q((adev), (me), (pipe), (q)) 1822 1823 /* Common functions */ 1824 int amdgpu_device_gpu_recover(struct amdgpu_device *adev, 1825 struct amdgpu_job* job, bool force); 1826 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev); 1827 bool amdgpu_device_need_post(struct amdgpu_device *adev); 1828 void amdgpu_display_update_priority(struct amdgpu_device *adev); 1829 1830 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes, 1831 u64 num_vis_bytes); 1832 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain); 1833 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo); 1834 void amdgpu_device_vram_location(struct amdgpu_device *adev, 1835 struct amdgpu_gmc *mc, u64 base); 1836 void amdgpu_device_gart_location(struct amdgpu_device *adev, 1837 struct amdgpu_gmc *mc); 1838 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev); 1839 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev, 1840 const u32 *registers, 1841 const u32 array_size); 1842 1843 bool amdgpu_device_is_px(struct drm_device *dev); 1844 /* atpx handler */ 1845 #if defined(CONFIG_VGA_SWITCHEROO) 1846 void amdgpu_register_atpx_handler(void); 1847 void amdgpu_unregister_atpx_handler(void); 1848 bool amdgpu_has_atpx_dgpu_power_cntl(void); 1849 bool amdgpu_is_atpx_hybrid(void); 1850 bool amdgpu_atpx_dgpu_req_power_for_displays(void); 1851 bool amdgpu_has_atpx(void); 1852 #else 1853 static inline void amdgpu_register_atpx_handler(void) {} 1854 static inline void amdgpu_unregister_atpx_handler(void) {} 1855 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; } 1856 static inline bool amdgpu_is_atpx_hybrid(void) { return false; } 1857 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; } 1858 static inline bool amdgpu_has_atpx(void) { return false; } 1859 #endif 1860 1861 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI) 1862 void *amdgpu_atpx_get_dhandle(void); 1863 #else 1864 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; } 1865 #endif 1866 1867 /* 1868 * KMS 1869 */ 1870 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[]; 1871 extern const int amdgpu_max_kms_ioctl; 1872 1873 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags); 1874 void amdgpu_driver_unload_kms(struct drm_device *dev); 1875 void amdgpu_driver_lastclose_kms(struct drm_device *dev); 1876 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv); 1877 void amdgpu_driver_postclose_kms(struct drm_device *dev, 1878 struct drm_file *file_priv); 1879 int amdgpu_device_ip_suspend(struct amdgpu_device *adev); 1880 int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon); 1881 int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon); 1882 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe); 1883 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe); 1884 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe); 1885 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd, 1886 unsigned long arg); 1887 1888 /* 1889 * functions used by amdgpu_encoder.c 1890 */ 1891 struct amdgpu_afmt_acr { 1892 u32 clock; 1893 1894 int n_32khz; 1895 int cts_32khz; 1896 1897 int n_44_1khz; 1898 int cts_44_1khz; 1899 1900 int n_48khz; 1901 int cts_48khz; 1902 1903 }; 1904 1905 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock); 1906 1907 /* amdgpu_acpi.c */ 1908 #if defined(CONFIG_ACPI) 1909 int amdgpu_acpi_init(struct amdgpu_device *adev); 1910 void amdgpu_acpi_fini(struct amdgpu_device *adev); 1911 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev); 1912 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev, 1913 u8 perf_req, bool advertise); 1914 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev); 1915 #else 1916 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; } 1917 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { } 1918 #endif 1919 1920 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser, 1921 uint64_t addr, struct amdgpu_bo **bo, 1922 struct amdgpu_bo_va_mapping **mapping); 1923 1924 #if defined(CONFIG_DRM_AMD_DC) 1925 int amdgpu_dm_display_resume(struct amdgpu_device *adev ); 1926 #else 1927 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; } 1928 #endif 1929 1930 #include "amdgpu_object.h" 1931 #endif 1932