2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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.
24 * Authors: Dave Airlie
31 #include <linux/atomic.h>
32 #include <linux/wait.h>
33 #include <linux/list.h>
34 #include <linux/kref.h>
35 #include <linux/interval_tree.h>
36 #include <linux/hashtable.h>
37 #include <linux/fence.h>
39 #include <ttm/ttm_bo_api.h>
40 #include <ttm/ttm_bo_driver.h>
41 #include <ttm/ttm_placement.h>
42 #include <ttm/ttm_module.h>
43 #include <ttm/ttm_execbuf_util.h>
46 #include <drm/drm_gem.h>
47 #include <drm/amdgpu_drm.h>
49 #include "amd_shared.h"
50 #include "amdgpu_mode.h"
51 #include "amdgpu_ih.h"
52 #include "amdgpu_irq.h"
53 #include "amdgpu_ucode.h"
54 #include "amdgpu_gds.h"
55 #include "amd_powerplay.h"
56 #include "amdgpu_acp.h"
58 #include "gpu_scheduler.h"
63 extern int amdgpu_modeset;
64 extern int amdgpu_vram_limit;
65 extern int amdgpu_gart_size;
66 extern int amdgpu_benchmarking;
67 extern int amdgpu_testing;
68 extern int amdgpu_audio;
69 extern int amdgpu_disp_priority;
70 extern int amdgpu_hw_i2c;
71 extern int amdgpu_pcie_gen2;
72 extern int amdgpu_msi;
73 extern int amdgpu_lockup_timeout;
74 extern int amdgpu_dpm;
75 extern int amdgpu_smc_load_fw;
76 extern int amdgpu_aspm;
77 extern int amdgpu_runtime_pm;
78 extern unsigned amdgpu_ip_block_mask;
79 extern int amdgpu_bapm;
80 extern int amdgpu_deep_color;
81 extern int amdgpu_vm_size;
82 extern int amdgpu_vm_block_size;
83 extern int amdgpu_vm_fault_stop;
84 extern int amdgpu_vm_debug;
85 extern int amdgpu_sched_jobs;
86 extern int amdgpu_sched_hw_submission;
87 extern int amdgpu_powerplay;
88 extern unsigned amdgpu_pcie_gen_cap;
89 extern unsigned amdgpu_pcie_lane_cap;
91 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
92 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
93 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
94 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
95 #define AMDGPU_IB_POOL_SIZE 16
96 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
97 #define AMDGPUFB_CONN_LIMIT 4
98 #define AMDGPU_BIOS_NUM_SCRATCH 8
100 /* max number of rings */
101 #define AMDGPU_MAX_RINGS 16
102 #define AMDGPU_MAX_GFX_RINGS 1
103 #define AMDGPU_MAX_COMPUTE_RINGS 8
104 #define AMDGPU_MAX_VCE_RINGS 2
106 /* max number of IP instances */
107 #define AMDGPU_MAX_SDMA_INSTANCES 2
109 /* hardcode that limit for now */
110 #define AMDGPU_VA_RESERVED_SIZE (8 << 20)
112 /* hard reset data */
113 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
116 #define AMDGPU_RESET_GFX (1 << 0)
117 #define AMDGPU_RESET_COMPUTE (1 << 1)
118 #define AMDGPU_RESET_DMA (1 << 2)
119 #define AMDGPU_RESET_CP (1 << 3)
120 #define AMDGPU_RESET_GRBM (1 << 4)
121 #define AMDGPU_RESET_DMA1 (1 << 5)
122 #define AMDGPU_RESET_RLC (1 << 6)
123 #define AMDGPU_RESET_SEM (1 << 7)
124 #define AMDGPU_RESET_IH (1 << 8)
125 #define AMDGPU_RESET_VMC (1 << 9)
126 #define AMDGPU_RESET_MC (1 << 10)
127 #define AMDGPU_RESET_DISPLAY (1 << 11)
128 #define AMDGPU_RESET_UVD (1 << 12)
129 #define AMDGPU_RESET_VCE (1 << 13)
130 #define AMDGPU_RESET_VCE1 (1 << 14)
132 /* GFX current status */
133 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
134 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
135 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
136 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
137 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
139 /* max cursor sizes (in pixels) */
140 #define CIK_CURSOR_WIDTH 128
141 #define CIK_CURSOR_HEIGHT 128
143 struct amdgpu_device;
147 struct amdgpu_cs_parser;
149 struct amdgpu_irq_src;
153 AMDGPU_CP_IRQ_GFX_EOP = 0,
154 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
155 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
156 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
157 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
158 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
159 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
160 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
161 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
166 enum amdgpu_sdma_irq {
167 AMDGPU_SDMA_IRQ_TRAP0 = 0,
168 AMDGPU_SDMA_IRQ_TRAP1,
173 enum amdgpu_thermal_irq {
174 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
175 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
177 AMDGPU_THERMAL_IRQ_LAST
180 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
181 enum amd_ip_block_type block_type,
182 enum amd_clockgating_state state);
183 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
184 enum amd_ip_block_type block_type,
185 enum amd_powergating_state state);
187 struct amdgpu_ip_block_version {
188 enum amd_ip_block_type type;
192 const struct amd_ip_funcs *funcs;
195 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
196 enum amd_ip_block_type type,
197 u32 major, u32 minor);
199 const struct amdgpu_ip_block_version * amdgpu_get_ip_block(
200 struct amdgpu_device *adev,
201 enum amd_ip_block_type type);
203 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
204 struct amdgpu_buffer_funcs {
205 /* maximum bytes in a single operation */
206 uint32_t copy_max_bytes;
208 /* number of dw to reserve per operation */
209 unsigned copy_num_dw;
211 /* used for buffer migration */
212 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
213 /* src addr in bytes */
215 /* dst addr in bytes */
217 /* number of byte to transfer */
218 uint32_t byte_count);
220 /* maximum bytes in a single operation */
221 uint32_t fill_max_bytes;
223 /* number of dw to reserve per operation */
224 unsigned fill_num_dw;
226 /* used for buffer clearing */
227 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
228 /* value to write to memory */
230 /* dst addr in bytes */
232 /* number of byte to fill */
233 uint32_t byte_count);
236 /* provided by hw blocks that can write ptes, e.g., sdma */
237 struct amdgpu_vm_pte_funcs {
238 /* copy pte entries from GART */
239 void (*copy_pte)(struct amdgpu_ib *ib,
240 uint64_t pe, uint64_t src,
242 /* write pte one entry at a time with addr mapping */
243 void (*write_pte)(struct amdgpu_ib *ib,
244 const dma_addr_t *pages_addr, uint64_t pe,
245 uint64_t addr, unsigned count,
246 uint32_t incr, uint32_t flags);
247 /* for linear pte/pde updates without addr mapping */
248 void (*set_pte_pde)(struct amdgpu_ib *ib,
250 uint64_t addr, unsigned count,
251 uint32_t incr, uint32_t flags);
254 /* provided by the gmc block */
255 struct amdgpu_gart_funcs {
256 /* flush the vm tlb via mmio */
257 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
259 /* write pte/pde updates using the cpu */
260 int (*set_pte_pde)(struct amdgpu_device *adev,
261 void *cpu_pt_addr, /* cpu addr of page table */
262 uint32_t gpu_page_idx, /* pte/pde to update */
263 uint64_t addr, /* addr to write into pte/pde */
264 uint32_t flags); /* access flags */
267 /* provided by the ih block */
268 struct amdgpu_ih_funcs {
269 /* ring read/write ptr handling, called from interrupt context */
270 u32 (*get_wptr)(struct amdgpu_device *adev);
271 void (*decode_iv)(struct amdgpu_device *adev,
272 struct amdgpu_iv_entry *entry);
273 void (*set_rptr)(struct amdgpu_device *adev);
276 /* provided by hw blocks that expose a ring buffer for commands */
277 struct amdgpu_ring_funcs {
278 /* ring read/write ptr handling */
279 u32 (*get_rptr)(struct amdgpu_ring *ring);
280 u32 (*get_wptr)(struct amdgpu_ring *ring);
281 void (*set_wptr)(struct amdgpu_ring *ring);
282 /* validating and patching of IBs */
283 int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx);
284 /* command emit functions */
285 void (*emit_ib)(struct amdgpu_ring *ring,
286 struct amdgpu_ib *ib,
287 unsigned vm_id, bool ctx_switch);
288 void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr,
289 uint64_t seq, unsigned flags);
290 void (*emit_pipeline_sync)(struct amdgpu_ring *ring);
291 void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id,
293 void (*emit_hdp_flush)(struct amdgpu_ring *ring);
294 void (*emit_hdp_invalidate)(struct amdgpu_ring *ring);
295 void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid,
296 uint32_t gds_base, uint32_t gds_size,
297 uint32_t gws_base, uint32_t gws_size,
298 uint32_t oa_base, uint32_t oa_size);
299 /* testing functions */
300 int (*test_ring)(struct amdgpu_ring *ring);
301 int (*test_ib)(struct amdgpu_ring *ring);
302 /* insert NOP packets */
303 void (*insert_nop)(struct amdgpu_ring *ring, uint32_t count);
304 /* pad the indirect buffer to the necessary number of dw */
305 void (*pad_ib)(struct amdgpu_ring *ring, struct amdgpu_ib *ib);
306 unsigned (*init_cond_exec)(struct amdgpu_ring *ring);
307 void (*patch_cond_exec)(struct amdgpu_ring *ring, unsigned offset);
313 bool amdgpu_get_bios(struct amdgpu_device *adev);
314 bool amdgpu_read_bios(struct amdgpu_device *adev);
319 struct amdgpu_dummy_page {
323 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
324 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
331 #define AMDGPU_MAX_PPLL 3
333 struct amdgpu_clock {
334 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
335 struct amdgpu_pll spll;
336 struct amdgpu_pll mpll;
338 uint32_t default_mclk;
339 uint32_t default_sclk;
340 uint32_t default_dispclk;
341 uint32_t current_dispclk;
343 uint32_t max_pixel_clock;
349 struct amdgpu_fence_driver {
351 volatile uint32_t *cpu_addr;
352 /* sync_seq is protected by ring emission lock */
356 struct amdgpu_irq_src *irq_src;
358 struct timer_list fallback_timer;
359 unsigned num_fences_mask;
361 struct fence **fences;
364 /* some special values for the owner field */
365 #define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul)
366 #define AMDGPU_FENCE_OWNER_VM ((void*)1ul)
368 #define AMDGPU_FENCE_FLAG_64BIT (1 << 0)
369 #define AMDGPU_FENCE_FLAG_INT (1 << 1)
371 int amdgpu_fence_driver_init(struct amdgpu_device *adev);
372 void amdgpu_fence_driver_fini(struct amdgpu_device *adev);
373 void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev);
375 int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring,
376 unsigned num_hw_submission);
377 int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
378 struct amdgpu_irq_src *irq_src,
380 void amdgpu_fence_driver_suspend(struct amdgpu_device *adev);
381 void amdgpu_fence_driver_resume(struct amdgpu_device *adev);
382 int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **fence);
383 void amdgpu_fence_process(struct amdgpu_ring *ring);
384 int amdgpu_fence_wait_empty(struct amdgpu_ring *ring);
385 unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring);
391 #define AMDGPU_TTM_LRU_SIZE 20
393 struct amdgpu_mman_lru {
394 struct list_head *lru[TTM_NUM_MEM_TYPES];
395 struct list_head *swap_lru;
399 struct ttm_bo_global_ref bo_global_ref;
400 struct drm_global_reference mem_global_ref;
401 struct ttm_bo_device bdev;
402 bool mem_global_referenced;
405 #if defined(CONFIG_DEBUG_FS)
410 /* buffer handling */
411 const struct amdgpu_buffer_funcs *buffer_funcs;
412 struct amdgpu_ring *buffer_funcs_ring;
413 /* Scheduler entity for buffer moves */
414 struct amd_sched_entity entity;
416 /* custom LRU management */
417 struct amdgpu_mman_lru log2_size[AMDGPU_TTM_LRU_SIZE];
420 int amdgpu_copy_buffer(struct amdgpu_ring *ring,
424 struct reservation_object *resv,
425 struct fence **fence);
426 int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
428 struct amdgpu_bo_list_entry {
429 struct amdgpu_bo *robj;
430 struct ttm_validate_buffer tv;
431 struct amdgpu_bo_va *bo_va;
433 struct page **user_pages;
434 int user_invalidated;
437 struct amdgpu_bo_va_mapping {
438 struct list_head list;
439 struct interval_tree_node it;
444 /* bo virtual addresses in a specific vm */
445 struct amdgpu_bo_va {
446 /* protected by bo being reserved */
447 struct list_head bo_list;
448 struct fence *last_pt_update;
451 /* protected by vm mutex and spinlock */
452 struct list_head vm_status;
454 /* mappings for this bo_va */
455 struct list_head invalids;
456 struct list_head valids;
458 /* constant after initialization */
459 struct amdgpu_vm *vm;
460 struct amdgpu_bo *bo;
463 #define AMDGPU_GEM_DOMAIN_MAX 0x3
466 /* Protected by gem.mutex */
467 struct list_head list;
468 /* Protected by tbo.reserved */
469 u32 prefered_domains;
471 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
472 struct ttm_placement placement;
473 struct ttm_buffer_object tbo;
474 struct ttm_bo_kmap_obj kmap;
482 /* list of all virtual address to which this bo
486 /* Constant after initialization */
487 struct amdgpu_device *adev;
488 struct drm_gem_object gem_base;
489 struct amdgpu_bo *parent;
491 struct ttm_bo_kmap_obj dma_buf_vmap;
492 struct amdgpu_mn *mn;
493 struct list_head mn_list;
495 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
497 void amdgpu_gem_object_free(struct drm_gem_object *obj);
498 int amdgpu_gem_object_open(struct drm_gem_object *obj,
499 struct drm_file *file_priv);
500 void amdgpu_gem_object_close(struct drm_gem_object *obj,
501 struct drm_file *file_priv);
502 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
503 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
504 struct drm_gem_object *
505 amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
506 struct dma_buf_attachment *attach,
507 struct sg_table *sg);
508 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
509 struct drm_gem_object *gobj,
511 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
512 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
513 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
514 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
515 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
516 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
518 /* sub-allocation manager, it has to be protected by another lock.
519 * By conception this is an helper for other part of the driver
520 * like the indirect buffer or semaphore, which both have their
523 * Principe is simple, we keep a list of sub allocation in offset
524 * order (first entry has offset == 0, last entry has the highest
527 * When allocating new object we first check if there is room at
528 * the end total_size - (last_object_offset + last_object_size) >=
529 * alloc_size. If so we allocate new object there.
531 * When there is not enough room at the end, we start waiting for
532 * each sub object until we reach object_offset+object_size >=
533 * alloc_size, this object then become the sub object we return.
535 * Alignment can't be bigger than page size.
537 * Hole are not considered for allocation to keep things simple.
538 * Assumption is that there won't be hole (all object on same
542 #define AMDGPU_SA_NUM_FENCE_LISTS 32
544 struct amdgpu_sa_manager {
545 wait_queue_head_t wq;
546 struct amdgpu_bo *bo;
547 struct list_head *hole;
548 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
549 struct list_head olist;
557 /* sub-allocation buffer */
558 struct amdgpu_sa_bo {
559 struct list_head olist;
560 struct list_head flist;
561 struct amdgpu_sa_manager *manager;
570 void amdgpu_gem_force_release(struct amdgpu_device *adev);
571 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
572 int alignment, u32 initial_domain,
573 u64 flags, bool kernel,
574 struct drm_gem_object **obj);
576 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
577 struct drm_device *dev,
578 struct drm_mode_create_dumb *args);
579 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
580 struct drm_device *dev,
581 uint32_t handle, uint64_t *offset_p);
586 DECLARE_HASHTABLE(fences, 4);
587 struct fence *last_vm_update;
590 void amdgpu_sync_create(struct amdgpu_sync *sync);
591 int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
593 int amdgpu_sync_resv(struct amdgpu_device *adev,
594 struct amdgpu_sync *sync,
595 struct reservation_object *resv,
597 bool amdgpu_sync_is_idle(struct amdgpu_sync *sync);
598 int amdgpu_sync_cycle_fences(struct amdgpu_sync *dst, struct amdgpu_sync *src,
599 struct fence *fence);
600 struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync);
601 int amdgpu_sync_wait(struct amdgpu_sync *sync);
602 void amdgpu_sync_free(struct amdgpu_sync *sync);
603 int amdgpu_sync_init(void);
604 void amdgpu_sync_fini(void);
605 int amdgpu_fence_slab_init(void);
606 void amdgpu_fence_slab_fini(void);
609 * GART structures, functions & helpers
613 #define AMDGPU_GPU_PAGE_SIZE 4096
614 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
615 #define AMDGPU_GPU_PAGE_SHIFT 12
616 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
619 dma_addr_t table_addr;
620 struct amdgpu_bo *robj;
622 unsigned num_gpu_pages;
623 unsigned num_cpu_pages;
625 #ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS
629 const struct amdgpu_gart_funcs *gart_funcs;
632 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
633 void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
634 int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
635 void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
636 int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
637 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
638 int amdgpu_gart_init(struct amdgpu_device *adev);
639 void amdgpu_gart_fini(struct amdgpu_device *adev);
640 void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset,
642 int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset,
643 int pages, struct page **pagelist,
644 dma_addr_t *dma_addr, uint32_t flags);
647 * GPU MC structures, functions & helpers
650 resource_size_t aper_size;
651 resource_size_t aper_base;
652 resource_size_t agp_base;
653 /* for some chips with <= 32MB we need to lie
654 * about vram size near mc fb location */
656 u64 visible_vram_size;
667 const struct firmware *fw; /* MC firmware */
669 struct amdgpu_irq_src vm_fault;
674 * GPU doorbell structures, functions & helpers
676 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
678 AMDGPU_DOORBELL_KIQ = 0x000,
679 AMDGPU_DOORBELL_HIQ = 0x001,
680 AMDGPU_DOORBELL_DIQ = 0x002,
681 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
682 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
683 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
684 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
685 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
686 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
687 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
688 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
689 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
690 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
691 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
692 AMDGPU_DOORBELL_IH = 0x1E8,
693 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
694 AMDGPU_DOORBELL_INVALID = 0xFFFF
695 } AMDGPU_DOORBELL_ASSIGNMENT;
697 struct amdgpu_doorbell {
699 resource_size_t base;
700 resource_size_t size;
702 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
705 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
706 phys_addr_t *aperture_base,
707 size_t *aperture_size,
708 size_t *start_offset);
714 struct amdgpu_flip_work {
715 struct work_struct flip_work;
716 struct work_struct unpin_work;
717 struct amdgpu_device *adev;
720 struct drm_pending_vblank_event *event;
721 struct amdgpu_bo *old_rbo;
723 unsigned shared_count;
724 struct fence **shared;
735 struct amdgpu_sa_bo *sa_bo;
742 enum amdgpu_ring_type {
743 AMDGPU_RING_TYPE_GFX,
744 AMDGPU_RING_TYPE_COMPUTE,
745 AMDGPU_RING_TYPE_SDMA,
746 AMDGPU_RING_TYPE_UVD,
750 extern const struct amd_sched_backend_ops amdgpu_sched_ops;
752 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
753 struct amdgpu_job **job, struct amdgpu_vm *vm);
754 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size,
755 struct amdgpu_job **job);
757 void amdgpu_job_free(struct amdgpu_job *job);
758 void amdgpu_job_free_func(struct kref *refcount);
759 int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring,
760 struct amd_sched_entity *entity, void *owner,
762 void amdgpu_job_timeout_func(struct work_struct *work);
765 struct amdgpu_device *adev;
766 const struct amdgpu_ring_funcs *funcs;
767 struct amdgpu_fence_driver fence_drv;
768 struct amd_gpu_scheduler sched;
770 spinlock_t fence_lock;
771 struct amdgpu_bo *ring_obj;
772 volatile uint32_t *ring;
774 u64 next_rptr_gpu_addr;
775 volatile u32 *next_rptr_cpu_addr;
790 struct amdgpu_bo *mqd_obj;
794 unsigned next_rptr_offs;
796 uint64_t current_ctx;
797 enum amdgpu_ring_type type;
799 unsigned cond_exe_offs;
800 u64 cond_exe_gpu_addr;
801 volatile u32 *cond_exe_cpu_addr;
809 /* maximum number of VMIDs */
810 #define AMDGPU_NUM_VM 16
812 /* number of entries in page table */
813 #define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
815 /* PTBs (Page Table Blocks) need to be aligned to 32K */
816 #define AMDGPU_VM_PTB_ALIGN_SIZE 32768
817 #define AMDGPU_VM_PTB_ALIGN_MASK (AMDGPU_VM_PTB_ALIGN_SIZE - 1)
818 #define AMDGPU_VM_PTB_ALIGN(a) (((a) + AMDGPU_VM_PTB_ALIGN_MASK) & ~AMDGPU_VM_PTB_ALIGN_MASK)
820 #define AMDGPU_PTE_VALID (1 << 0)
821 #define AMDGPU_PTE_SYSTEM (1 << 1)
822 #define AMDGPU_PTE_SNOOPED (1 << 2)
825 #define AMDGPU_PTE_EXECUTABLE (1 << 4)
827 #define AMDGPU_PTE_READABLE (1 << 5)
828 #define AMDGPU_PTE_WRITEABLE (1 << 6)
830 /* PTE (Page Table Entry) fragment field for different page sizes */
831 #define AMDGPU_PTE_FRAG_4KB (0 << 7)
832 #define AMDGPU_PTE_FRAG_64KB (4 << 7)
833 #define AMDGPU_LOG2_PAGES_PER_FRAG 4
835 /* How to programm VM fault handling */
836 #define AMDGPU_VM_FAULT_STOP_NEVER 0
837 #define AMDGPU_VM_FAULT_STOP_FIRST 1
838 #define AMDGPU_VM_FAULT_STOP_ALWAYS 2
840 struct amdgpu_vm_pt {
841 struct amdgpu_bo_list_entry entry;
846 /* tree of virtual addresses mapped */
849 /* protecting invalidated */
850 spinlock_t status_lock;
852 /* BOs moved, but not yet updated in the PT */
853 struct list_head invalidated;
855 /* BOs cleared in the PT because of a move */
856 struct list_head cleared;
858 /* BO mappings freed, but not yet updated in the PT */
859 struct list_head freed;
861 /* contains the page directory */
862 struct amdgpu_bo *page_directory;
863 unsigned max_pde_used;
864 struct fence *page_directory_fence;
866 /* array of page tables, one for each page directory entry */
867 struct amdgpu_vm_pt *page_tables;
869 /* for id and flush management per ring */
870 struct amdgpu_vm_id *ids[AMDGPU_MAX_RINGS];
872 /* protecting freed */
873 spinlock_t freed_lock;
875 /* Scheduler entity for page table updates */
876 struct amd_sched_entity entity;
882 struct amdgpu_vm_id {
883 struct list_head list;
885 struct amdgpu_sync active;
886 struct fence *last_flush;
887 struct amdgpu_ring *last_user;
890 uint64_t pd_gpu_addr;
891 /* last flushed PD/PT update */
892 struct fence *flushed_updates;
902 struct amdgpu_vm_manager {
903 /* Handling of VMIDs */
906 struct list_head ids_lru;
907 struct amdgpu_vm_id ids[AMDGPU_NUM_VM];
910 /* vram base address for page table entry */
911 u64 vram_base_offset;
914 /* vm pte handling */
915 const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
916 struct amdgpu_ring *vm_pte_rings[AMDGPU_MAX_RINGS];
917 unsigned vm_pte_num_rings;
918 atomic_t vm_pte_next_ring;
919 /* client id counter */
920 atomic64_t client_counter;
923 void amdgpu_vm_manager_init(struct amdgpu_device *adev);
924 void amdgpu_vm_manager_fini(struct amdgpu_device *adev);
925 int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
926 void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
927 void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm,
928 struct list_head *validated,
929 struct amdgpu_bo_list_entry *entry);
930 void amdgpu_vm_get_pt_bos(struct amdgpu_vm *vm, struct list_head *duplicates);
931 void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev,
932 struct amdgpu_vm *vm);
933 int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
934 struct amdgpu_sync *sync, struct fence *fence,
935 unsigned *vm_id, uint64_t *vm_pd_addr);
936 int amdgpu_vm_flush(struct amdgpu_ring *ring,
937 unsigned vm_id, uint64_t pd_addr,
938 uint32_t gds_base, uint32_t gds_size,
939 uint32_t gws_base, uint32_t gws_size,
940 uint32_t oa_base, uint32_t oa_size,
942 void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id);
943 uint64_t amdgpu_vm_map_gart(const dma_addr_t *pages_addr, uint64_t addr);
944 int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
945 struct amdgpu_vm *vm);
946 int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
947 struct amdgpu_vm *vm);
948 int amdgpu_vm_clear_invalids(struct amdgpu_device *adev, struct amdgpu_vm *vm,
949 struct amdgpu_sync *sync);
950 int amdgpu_vm_bo_update(struct amdgpu_device *adev,
951 struct amdgpu_bo_va *bo_va,
952 struct ttm_mem_reg *mem);
953 void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
954 struct amdgpu_bo *bo);
955 struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
956 struct amdgpu_bo *bo);
957 struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
958 struct amdgpu_vm *vm,
959 struct amdgpu_bo *bo);
960 int amdgpu_vm_bo_map(struct amdgpu_device *adev,
961 struct amdgpu_bo_va *bo_va,
962 uint64_t addr, uint64_t offset,
963 uint64_t size, uint32_t flags);
964 int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
965 struct amdgpu_bo_va *bo_va,
967 void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
968 struct amdgpu_bo_va *bo_va);
971 * context related structures
974 struct amdgpu_ctx_ring {
976 struct fence **fences;
977 struct amd_sched_entity entity;
981 struct kref refcount;
982 struct amdgpu_device *adev;
983 unsigned reset_counter;
984 spinlock_t ring_lock;
985 struct fence **fences;
986 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
989 struct amdgpu_ctx_mgr {
990 struct amdgpu_device *adev;
992 /* protected by lock */
993 struct idr ctx_handles;
996 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
997 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
999 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
1000 struct fence *fence);
1001 struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
1002 struct amdgpu_ring *ring, uint64_t seq);
1004 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
1005 struct drm_file *filp);
1007 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
1008 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
1011 * file private structure
1014 struct amdgpu_fpriv {
1015 struct amdgpu_vm vm;
1016 struct mutex bo_list_lock;
1017 struct idr bo_list_handles;
1018 struct amdgpu_ctx_mgr ctx_mgr;
1025 struct amdgpu_bo_list {
1027 struct amdgpu_bo *gds_obj;
1028 struct amdgpu_bo *gws_obj;
1029 struct amdgpu_bo *oa_obj;
1030 unsigned first_userptr;
1031 unsigned num_entries;
1032 struct amdgpu_bo_list_entry *array;
1035 struct amdgpu_bo_list *
1036 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
1037 void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
1038 struct list_head *validated);
1039 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
1040 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
1045 #include "clearstate_defs.h"
1047 struct amdgpu_rlc_funcs {
1048 void (*enter_safe_mode)(struct amdgpu_device *adev);
1049 void (*exit_safe_mode)(struct amdgpu_device *adev);
1053 /* for power gating */
1054 struct amdgpu_bo *save_restore_obj;
1055 uint64_t save_restore_gpu_addr;
1056 volatile uint32_t *sr_ptr;
1057 const u32 *reg_list;
1059 /* for clear state */
1060 struct amdgpu_bo *clear_state_obj;
1061 uint64_t clear_state_gpu_addr;
1062 volatile uint32_t *cs_ptr;
1063 const struct cs_section_def *cs_data;
1064 u32 clear_state_size;
1066 struct amdgpu_bo *cp_table_obj;
1067 uint64_t cp_table_gpu_addr;
1068 volatile uint32_t *cp_table_ptr;
1071 /* safe mode for updating CG/PG state */
1073 const struct amdgpu_rlc_funcs *funcs;
1075 /* for firmware data */
1076 u32 save_and_restore_offset;
1077 u32 clear_state_descriptor_offset;
1078 u32 avail_scratch_ram_locations;
1079 u32 reg_restore_list_size;
1080 u32 reg_list_format_start;
1081 u32 reg_list_format_separate_start;
1082 u32 starting_offsets_start;
1083 u32 reg_list_format_size_bytes;
1084 u32 reg_list_size_bytes;
1086 u32 *register_list_format;
1087 u32 *register_restore;
1091 struct amdgpu_bo *hpd_eop_obj;
1092 u64 hpd_eop_gpu_addr;
1099 * GPU scratch registers structures, functions & helpers
1101 struct amdgpu_scratch {
1109 * GFX configurations
1111 struct amdgpu_gca_config {
1112 unsigned max_shader_engines;
1113 unsigned max_tile_pipes;
1114 unsigned max_cu_per_sh;
1115 unsigned max_sh_per_se;
1116 unsigned max_backends_per_se;
1117 unsigned max_texture_channel_caches;
1119 unsigned max_gs_threads;
1120 unsigned max_hw_contexts;
1121 unsigned sc_prim_fifo_size_frontend;
1122 unsigned sc_prim_fifo_size_backend;
1123 unsigned sc_hiz_tile_fifo_size;
1124 unsigned sc_earlyz_tile_fifo_size;
1126 unsigned num_tile_pipes;
1127 unsigned backend_enable_mask;
1128 unsigned mem_max_burst_length_bytes;
1129 unsigned mem_row_size_in_kb;
1130 unsigned shader_engine_tile_size;
1132 unsigned multi_gpu_tile_size;
1133 unsigned mc_arb_ramcfg;
1134 unsigned gb_addr_config;
1137 uint32_t tile_mode_array[32];
1138 uint32_t macrotile_mode_array[16];
1141 struct amdgpu_cu_info {
1142 uint32_t number; /* total active CU number */
1143 uint32_t ao_cu_mask;
1144 uint32_t bitmap[4][4];
1148 struct mutex gpu_clock_mutex;
1149 struct amdgpu_gca_config config;
1150 struct amdgpu_rlc rlc;
1151 struct amdgpu_mec mec;
1152 struct amdgpu_scratch scratch;
1153 const struct firmware *me_fw; /* ME firmware */
1154 uint32_t me_fw_version;
1155 const struct firmware *pfp_fw; /* PFP firmware */
1156 uint32_t pfp_fw_version;
1157 const struct firmware *ce_fw; /* CE firmware */
1158 uint32_t ce_fw_version;
1159 const struct firmware *rlc_fw; /* RLC firmware */
1160 uint32_t rlc_fw_version;
1161 const struct firmware *mec_fw; /* MEC firmware */
1162 uint32_t mec_fw_version;
1163 const struct firmware *mec2_fw; /* MEC2 firmware */
1164 uint32_t mec2_fw_version;
1165 uint32_t me_feature_version;
1166 uint32_t ce_feature_version;
1167 uint32_t pfp_feature_version;
1168 uint32_t rlc_feature_version;
1169 uint32_t mec_feature_version;
1170 uint32_t mec2_feature_version;
1171 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1172 unsigned num_gfx_rings;
1173 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1174 unsigned num_compute_rings;
1175 struct amdgpu_irq_src eop_irq;
1176 struct amdgpu_irq_src priv_reg_irq;
1177 struct amdgpu_irq_src priv_inst_irq;
1179 uint32_t gfx_current_status;
1181 unsigned ce_ram_size;
1182 struct amdgpu_cu_info cu_info;
1185 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
1186 unsigned size, struct amdgpu_ib *ib);
1187 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
1189 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
1190 struct amdgpu_ib *ib, struct fence *last_vm_update,
1191 struct amdgpu_job *job, struct fence **f);
1192 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1193 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1194 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1195 int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
1196 void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count);
1197 void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib);
1198 void amdgpu_ring_commit(struct amdgpu_ring *ring);
1199 void amdgpu_ring_undo(struct amdgpu_ring *ring);
1200 unsigned amdgpu_ring_backup(struct amdgpu_ring *ring,
1202 int amdgpu_ring_restore(struct amdgpu_ring *ring,
1203 unsigned size, uint32_t *data);
1204 int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
1205 unsigned ring_size, u32 nop, u32 align_mask,
1206 struct amdgpu_irq_src *irq_src, unsigned irq_type,
1207 enum amdgpu_ring_type ring_type);
1208 void amdgpu_ring_fini(struct amdgpu_ring *ring);
1213 struct amdgpu_cs_chunk {
1219 struct amdgpu_cs_parser {
1220 struct amdgpu_device *adev;
1221 struct drm_file *filp;
1222 struct amdgpu_ctx *ctx;
1226 struct amdgpu_cs_chunk *chunks;
1228 /* scheduler job object */
1229 struct amdgpu_job *job;
1231 /* buffer objects */
1232 struct ww_acquire_ctx ticket;
1233 struct amdgpu_bo_list *bo_list;
1234 struct amdgpu_bo_list_entry vm_pd;
1235 struct list_head validated;
1236 struct fence *fence;
1237 uint64_t bytes_moved_threshold;
1238 uint64_t bytes_moved;
1241 struct amdgpu_bo_list_entry uf_entry;
1245 struct amd_sched_job base;
1246 struct amdgpu_device *adev;
1247 struct amdgpu_vm *vm;
1248 struct amdgpu_ring *ring;
1249 struct amdgpu_sync sync;
1250 struct amdgpu_ib *ibs;
1251 struct fence *fence; /* the hw fence */
1256 uint64_t vm_pd_addr;
1257 uint32_t gds_base, gds_size;
1258 uint32_t gws_base, gws_size;
1259 uint32_t oa_base, oa_size;
1261 /* user fence handling */
1262 struct amdgpu_bo *uf_bo;
1264 uint64_t uf_sequence;
1267 #define to_amdgpu_job(sched_job) \
1268 container_of((sched_job), struct amdgpu_job, base)
1270 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
1271 uint32_t ib_idx, int idx)
1273 return p->job->ibs[ib_idx].ptr[idx];
1276 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
1277 uint32_t ib_idx, int idx,
1280 p->job->ibs[ib_idx].ptr[idx] = value;
1286 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1289 struct amdgpu_bo *wb_obj;
1290 volatile uint32_t *wb;
1292 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1293 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1296 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1297 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1301 enum amdgpu_int_thermal_type {
1303 THERMAL_TYPE_EXTERNAL,
1304 THERMAL_TYPE_EXTERNAL_GPIO,
1307 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1308 THERMAL_TYPE_EVERGREEN,
1312 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1317 enum amdgpu_dpm_auto_throttle_src {
1318 AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
1319 AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1322 enum amdgpu_dpm_event_src {
1323 AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
1324 AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
1325 AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
1326 AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1327 AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1330 #define AMDGPU_MAX_VCE_LEVELS 6
1332 enum amdgpu_vce_level {
1333 AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1334 AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1335 AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1336 AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1337 AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1338 AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1342 u32 caps; /* vbios flags */
1343 u32 class; /* vbios flags */
1344 u32 class2; /* vbios flags */
1352 enum amdgpu_vce_level vce_level;
1357 struct amdgpu_dpm_thermal {
1358 /* thermal interrupt work */
1359 struct work_struct work;
1360 /* low temperature threshold */
1362 /* high temperature threshold */
1364 /* was last interrupt low to high or high to low */
1366 /* interrupt source */
1367 struct amdgpu_irq_src irq;
1370 enum amdgpu_clk_action
1376 struct amdgpu_blacklist_clocks
1380 enum amdgpu_clk_action action;
1383 struct amdgpu_clock_and_voltage_limits {
1390 struct amdgpu_clock_array {
1395 struct amdgpu_clock_voltage_dependency_entry {
1400 struct amdgpu_clock_voltage_dependency_table {
1402 struct amdgpu_clock_voltage_dependency_entry *entries;
1405 union amdgpu_cac_leakage_entry {
1417 struct amdgpu_cac_leakage_table {
1419 union amdgpu_cac_leakage_entry *entries;
1422 struct amdgpu_phase_shedding_limits_entry {
1428 struct amdgpu_phase_shedding_limits_table {
1430 struct amdgpu_phase_shedding_limits_entry *entries;
1433 struct amdgpu_uvd_clock_voltage_dependency_entry {
1439 struct amdgpu_uvd_clock_voltage_dependency_table {
1441 struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
1444 struct amdgpu_vce_clock_voltage_dependency_entry {
1450 struct amdgpu_vce_clock_voltage_dependency_table {
1452 struct amdgpu_vce_clock_voltage_dependency_entry *entries;
1455 struct amdgpu_ppm_table {
1457 u16 cpu_core_number;
1459 u32 small_ac_platform_tdp;
1461 u32 small_ac_platform_tdc;
1468 struct amdgpu_cac_tdp_table {
1470 u16 configurable_tdp;
1472 u16 battery_power_limit;
1473 u16 small_power_limit;
1474 u16 low_cac_leakage;
1475 u16 high_cac_leakage;
1476 u16 maximum_power_delivery_limit;
1479 struct amdgpu_dpm_dynamic_state {
1480 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
1481 struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
1482 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
1483 struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1484 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1485 struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1486 struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1487 struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1488 struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1489 struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
1490 struct amdgpu_clock_array valid_sclk_values;
1491 struct amdgpu_clock_array valid_mclk_values;
1492 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
1493 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
1494 u32 mclk_sclk_ratio;
1495 u32 sclk_mclk_delta;
1496 u16 vddc_vddci_delta;
1497 u16 min_vddc_for_pcie_gen2;
1498 struct amdgpu_cac_leakage_table cac_leakage_table;
1499 struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
1500 struct amdgpu_ppm_table *ppm_table;
1501 struct amdgpu_cac_tdp_table *cac_tdp_table;
1504 struct amdgpu_dpm_fan {
1515 u16 default_max_fan_pwm;
1516 u16 default_fan_output_sensitivity;
1517 u16 fan_output_sensitivity;
1518 bool ucode_fan_control;
1521 enum amdgpu_pcie_gen {
1522 AMDGPU_PCIE_GEN1 = 0,
1523 AMDGPU_PCIE_GEN2 = 1,
1524 AMDGPU_PCIE_GEN3 = 2,
1525 AMDGPU_PCIE_GEN_INVALID = 0xffff
1528 enum amdgpu_dpm_forced_level {
1529 AMDGPU_DPM_FORCED_LEVEL_AUTO = 0,
1530 AMDGPU_DPM_FORCED_LEVEL_LOW = 1,
1531 AMDGPU_DPM_FORCED_LEVEL_HIGH = 2,
1532 AMDGPU_DPM_FORCED_LEVEL_MANUAL = 3,
1535 struct amdgpu_vce_state {
1546 struct amdgpu_dpm_funcs {
1547 int (*get_temperature)(struct amdgpu_device *adev);
1548 int (*pre_set_power_state)(struct amdgpu_device *adev);
1549 int (*set_power_state)(struct amdgpu_device *adev);
1550 void (*post_set_power_state)(struct amdgpu_device *adev);
1551 void (*display_configuration_changed)(struct amdgpu_device *adev);
1552 u32 (*get_sclk)(struct amdgpu_device *adev, bool low);
1553 u32 (*get_mclk)(struct amdgpu_device *adev, bool low);
1554 void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps);
1555 void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m);
1556 int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level);
1557 bool (*vblank_too_short)(struct amdgpu_device *adev);
1558 void (*powergate_uvd)(struct amdgpu_device *adev, bool gate);
1559 void (*powergate_vce)(struct amdgpu_device *adev, bool gate);
1560 void (*enable_bapm)(struct amdgpu_device *adev, bool enable);
1561 void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode);
1562 u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
1563 int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
1564 int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
1568 struct amdgpu_ps *ps;
1569 /* number of valid power states */
1571 /* current power state that is active */
1572 struct amdgpu_ps *current_ps;
1573 /* requested power state */
1574 struct amdgpu_ps *requested_ps;
1575 /* boot up power state */
1576 struct amdgpu_ps *boot_ps;
1577 /* default uvd power state */
1578 struct amdgpu_ps *uvd_ps;
1579 /* vce requirements */
1580 struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS];
1581 enum amdgpu_vce_level vce_level;
1582 enum amd_pm_state_type state;
1583 enum amd_pm_state_type user_state;
1585 u32 voltage_response_time;
1586 u32 backbias_response_time;
1588 u32 new_active_crtcs;
1589 int new_active_crtc_count;
1590 u32 current_active_crtcs;
1591 int current_active_crtc_count;
1592 struct amdgpu_dpm_dynamic_state dyn_state;
1593 struct amdgpu_dpm_fan fan;
1596 u32 near_tdp_limit_adjusted;
1597 u32 sq_ramping_threshold;
1601 u16 load_line_slope;
1604 /* special states active */
1605 bool thermal_active;
1608 /* thermal handling */
1609 struct amdgpu_dpm_thermal thermal;
1611 enum amdgpu_dpm_forced_level forced_level;
1620 struct amdgpu_i2c_chan *i2c_bus;
1621 /* internal thermal controller on rv6xx+ */
1622 enum amdgpu_int_thermal_type int_thermal_type;
1623 struct device *int_hwmon_dev;
1624 /* fan control parameters */
1626 u8 fan_pulses_per_revolution;
1631 bool sysfs_initialized;
1632 struct amdgpu_dpm dpm;
1633 const struct firmware *fw; /* SMC firmware */
1634 uint32_t fw_version;
1635 const struct amdgpu_dpm_funcs *funcs;
1636 uint32_t pcie_gen_mask;
1637 uint32_t pcie_mlw_mask;
1638 struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */
1641 void amdgpu_get_pcie_info(struct amdgpu_device *adev);
1646 #define AMDGPU_DEFAULT_UVD_HANDLES 10
1647 #define AMDGPU_MAX_UVD_HANDLES 40
1648 #define AMDGPU_UVD_STACK_SIZE (200*1024)
1649 #define AMDGPU_UVD_HEAP_SIZE (256*1024)
1650 #define AMDGPU_UVD_SESSION_SIZE (50*1024)
1651 #define AMDGPU_UVD_FIRMWARE_OFFSET 256
1654 struct amdgpu_bo *vcpu_bo;
1657 unsigned fw_version;
1659 unsigned max_handles;
1660 atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
1661 struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
1662 struct delayed_work idle_work;
1663 const struct firmware *fw; /* UVD firmware */
1664 struct amdgpu_ring ring;
1665 struct amdgpu_irq_src irq;
1666 bool address_64_bit;
1667 struct amd_sched_entity entity;
1673 #define AMDGPU_MAX_VCE_HANDLES 16
1674 #define AMDGPU_VCE_FIRMWARE_OFFSET 256
1676 #define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
1677 #define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
1680 struct amdgpu_bo *vcpu_bo;
1682 unsigned fw_version;
1683 unsigned fb_version;
1684 atomic_t handles[AMDGPU_MAX_VCE_HANDLES];
1685 struct drm_file *filp[AMDGPU_MAX_VCE_HANDLES];
1686 uint32_t img_size[AMDGPU_MAX_VCE_HANDLES];
1687 struct delayed_work idle_work;
1688 const struct firmware *fw; /* VCE firmware */
1689 struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
1690 struct amdgpu_irq_src irq;
1691 unsigned harvest_config;
1692 struct amd_sched_entity entity;
1698 struct amdgpu_sdma_instance {
1700 const struct firmware *fw;
1701 uint32_t fw_version;
1702 uint32_t feature_version;
1704 struct amdgpu_ring ring;
1708 struct amdgpu_sdma {
1709 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1710 struct amdgpu_irq_src trap_irq;
1711 struct amdgpu_irq_src illegal_inst_irq;
1718 struct amdgpu_firmware {
1719 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1721 struct amdgpu_bo *fw_buf;
1722 unsigned int fw_size;
1728 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1734 void amdgpu_test_moves(struct amdgpu_device *adev);
1735 void amdgpu_test_ring_sync(struct amdgpu_device *adev,
1736 struct amdgpu_ring *cpA,
1737 struct amdgpu_ring *cpB);
1738 void amdgpu_test_syncing(struct amdgpu_device *adev);
1743 #if defined(CONFIG_MMU_NOTIFIER)
1744 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1745 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1747 static inline int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1751 static inline void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1757 struct amdgpu_debugfs {
1758 const struct drm_info_list *files;
1762 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1763 const struct drm_info_list *files,
1765 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1767 #if defined(CONFIG_DEBUG_FS)
1768 int amdgpu_debugfs_init(struct drm_minor *minor);
1769 void amdgpu_debugfs_cleanup(struct drm_minor *minor);
1773 * amdgpu smumgr functions
1775 struct amdgpu_smumgr_funcs {
1776 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1777 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1778 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1784 struct amdgpu_smumgr {
1785 struct amdgpu_bo *toc_buf;
1786 struct amdgpu_bo *smu_buf;
1787 /* asic priv smu data */
1789 spinlock_t smu_lock;
1790 /* smumgr functions */
1791 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1792 /* ucode loading complete flag */
1797 * ASIC specific register table accessible by UMD
1799 struct amdgpu_allowed_register_entry {
1800 uint32_t reg_offset;
1806 * ASIC specific functions.
1808 struct amdgpu_asic_funcs {
1809 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1810 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
1811 u8 *bios, u32 length_bytes);
1812 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1813 u32 sh_num, u32 reg_offset, u32 *value);
1814 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1815 int (*reset)(struct amdgpu_device *adev);
1816 /* wait for mc_idle */
1817 int (*wait_for_mc_idle)(struct amdgpu_device *adev);
1818 /* get the reference clock */
1819 u32 (*get_xclk)(struct amdgpu_device *adev);
1820 /* get the gpu clock counter */
1821 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1822 /* MM block clocks */
1823 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1824 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1830 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1831 struct drm_file *filp);
1832 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1833 struct drm_file *filp);
1835 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1836 struct drm_file *filp);
1837 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1838 struct drm_file *filp);
1839 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1840 struct drm_file *filp);
1841 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1842 struct drm_file *filp);
1843 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1844 struct drm_file *filp);
1845 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1846 struct drm_file *filp);
1847 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1848 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1850 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1851 struct drm_file *filp);
1853 /* VRAM scratch page for HDP bug, default vram page */
1854 struct amdgpu_vram_scratch {
1855 struct amdgpu_bo *robj;
1856 volatile uint32_t *ptr;
1863 struct amdgpu_atif_notification_cfg {
1868 struct amdgpu_atif_notifications {
1869 bool display_switch;
1870 bool expansion_mode_change;
1872 bool forced_power_state;
1873 bool system_power_state;
1874 bool display_conf_change;
1876 bool brightness_change;
1877 bool dgpu_display_event;
1880 struct amdgpu_atif_functions {
1882 bool sbios_requests;
1883 bool select_active_disp;
1885 bool get_tv_standard;
1886 bool set_tv_standard;
1887 bool get_panel_expansion_mode;
1888 bool set_panel_expansion_mode;
1889 bool temperature_change;
1890 bool graphics_device_types;
1893 struct amdgpu_atif {
1894 struct amdgpu_atif_notifications notifications;
1895 struct amdgpu_atif_functions functions;
1896 struct amdgpu_atif_notification_cfg notification_cfg;
1897 struct amdgpu_encoder *encoder_for_bl;
1900 struct amdgpu_atcs_functions {
1904 bool pcie_bus_width;
1907 struct amdgpu_atcs {
1908 struct amdgpu_atcs_functions functions;
1914 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1915 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
1918 /* GPU virtualization */
1919 struct amdgpu_virtualization {
1920 bool supports_sr_iov;
1924 * Core structure, functions and helpers.
1926 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1927 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1929 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1930 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1932 struct amdgpu_ip_block_status {
1938 struct amdgpu_device {
1940 struct drm_device *ddev;
1941 struct pci_dev *pdev;
1943 #ifdef CONFIG_DRM_AMD_ACP
1944 struct amdgpu_acp acp;
1948 enum amd_asic_type asic_type;
1951 uint32_t external_rev_id;
1952 unsigned long flags;
1954 const struct amdgpu_asic_funcs *asic_funcs;
1958 struct work_struct reset_work;
1959 struct notifier_block acpi_nb;
1960 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1961 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1962 unsigned debugfs_count;
1963 #if defined(CONFIG_DEBUG_FS)
1964 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1966 struct amdgpu_atif atif;
1967 struct amdgpu_atcs atcs;
1968 struct mutex srbm_mutex;
1969 /* GRBM index mutex. Protects concurrent access to GRBM index */
1970 struct mutex grbm_idx_mutex;
1971 struct dev_pm_domain vga_pm_domain;
1972 bool have_disp_power_ref;
1977 struct amdgpu_bo *stollen_vga_memory;
1978 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1980 /* Register/doorbell mmio */
1981 resource_size_t rmmio_base;
1982 resource_size_t rmmio_size;
1983 void __iomem *rmmio;
1984 /* protects concurrent MM_INDEX/DATA based register access */
1985 spinlock_t mmio_idx_lock;
1986 /* protects concurrent SMC based register access */
1987 spinlock_t smc_idx_lock;
1988 amdgpu_rreg_t smc_rreg;
1989 amdgpu_wreg_t smc_wreg;
1990 /* protects concurrent PCIE register access */
1991 spinlock_t pcie_idx_lock;
1992 amdgpu_rreg_t pcie_rreg;
1993 amdgpu_wreg_t pcie_wreg;
1994 /* protects concurrent UVD register access */
1995 spinlock_t uvd_ctx_idx_lock;
1996 amdgpu_rreg_t uvd_ctx_rreg;
1997 amdgpu_wreg_t uvd_ctx_wreg;
1998 /* protects concurrent DIDT register access */
1999 spinlock_t didt_idx_lock;
2000 amdgpu_rreg_t didt_rreg;
2001 amdgpu_wreg_t didt_wreg;
2002 /* protects concurrent ENDPOINT (audio) register access */
2003 spinlock_t audio_endpt_idx_lock;
2004 amdgpu_block_rreg_t audio_endpt_rreg;
2005 amdgpu_block_wreg_t audio_endpt_wreg;
2006 void __iomem *rio_mem;
2007 resource_size_t rio_mem_size;
2008 struct amdgpu_doorbell doorbell;
2010 /* clock/pll info */
2011 struct amdgpu_clock clock;
2014 struct amdgpu_mc mc;
2015 struct amdgpu_gart gart;
2016 struct amdgpu_dummy_page dummy_page;
2017 struct amdgpu_vm_manager vm_manager;
2019 /* memory management */
2020 struct amdgpu_mman mman;
2021 struct amdgpu_vram_scratch vram_scratch;
2022 struct amdgpu_wb wb;
2023 atomic64_t vram_usage;
2024 atomic64_t vram_vis_usage;
2025 atomic64_t gtt_usage;
2026 atomic64_t num_bytes_moved;
2027 atomic_t gpu_reset_counter;
2030 struct amdgpu_mode_info mode_info;
2031 struct work_struct hotplug_work;
2032 struct amdgpu_irq_src crtc_irq;
2033 struct amdgpu_irq_src pageflip_irq;
2034 struct amdgpu_irq_src hpd_irq;
2037 unsigned fence_context;
2039 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
2041 struct amdgpu_sa_manager ring_tmp_bo;
2044 struct amdgpu_irq irq;
2047 struct amd_powerplay powerplay;
2049 bool pp_force_state_enabled;
2052 struct amdgpu_pm pm;
2057 struct amdgpu_smumgr smu;
2060 struct amdgpu_gfx gfx;
2063 struct amdgpu_sdma sdma;
2066 struct amdgpu_uvd uvd;
2069 struct amdgpu_vce vce;
2072 struct amdgpu_firmware firmware;
2075 struct amdgpu_gds gds;
2077 const struct amdgpu_ip_block_version *ip_blocks;
2079 struct amdgpu_ip_block_status *ip_block_status;
2080 struct mutex mn_lock;
2081 DECLARE_HASHTABLE(mn_hash, 7);
2083 /* tracking pinned memory */
2085 u64 invisible_pin_size;
2088 /* amdkfd interface */
2089 struct kfd_dev *kfd;
2091 struct amdgpu_virtualization virtualization;
2094 bool amdgpu_device_is_px(struct drm_device *dev);
2095 int amdgpu_device_init(struct amdgpu_device *adev,
2096 struct drm_device *ddev,
2097 struct pci_dev *pdev,
2099 void amdgpu_device_fini(struct amdgpu_device *adev);
2100 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
2102 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
2103 bool always_indirect);
2104 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
2105 bool always_indirect);
2106 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
2107 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
2109 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
2110 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
2113 * Registers read & write functions.
2115 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
2116 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
2117 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
2118 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
2119 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
2120 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2121 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2122 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
2123 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
2124 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
2125 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
2126 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
2127 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
2128 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
2129 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
2130 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
2131 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
2132 #define WREG32_P(reg, val, mask) \
2134 uint32_t tmp_ = RREG32(reg); \
2136 tmp_ |= ((val) & ~(mask)); \
2137 WREG32(reg, tmp_); \
2139 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2140 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2141 #define WREG32_PLL_P(reg, val, mask) \
2143 uint32_t tmp_ = RREG32_PLL(reg); \
2145 tmp_ |= ((val) & ~(mask)); \
2146 WREG32_PLL(reg, tmp_); \
2148 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
2149 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
2150 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
2152 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
2153 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
2155 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
2156 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
2158 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
2159 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
2160 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
2162 #define REG_GET_FIELD(value, reg, field) \
2163 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
2168 #define RBIOS8(i) (adev->bios[i])
2169 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2170 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2175 static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
2177 if (ring->count_dw <= 0)
2178 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
2179 ring->ring[ring->wptr++] = v;
2180 ring->wptr &= ring->ptr_mask;
2184 static inline struct amdgpu_sdma_instance *
2185 amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
2187 struct amdgpu_device *adev = ring->adev;
2190 for (i = 0; i < adev->sdma.num_instances; i++)
2191 if (&adev->sdma.instance[i].ring == ring)
2194 if (i < AMDGPU_MAX_SDMA_INSTANCES)
2195 return &adev->sdma.instance[i];
2203 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
2204 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
2205 #define amdgpu_asic_wait_for_mc_idle(adev) (adev)->asic_funcs->wait_for_mc_idle((adev))
2206 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
2207 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
2208 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
2209 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
2210 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
2211 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
2212 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
2213 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
2214 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
2215 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
2216 #define amdgpu_vm_write_pte(adev, ib, pa, pe, addr, count, incr, flags) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pa), (pe), (addr), (count), (incr), (flags)))
2217 #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)))
2218 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
2219 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
2220 #define amdgpu_ring_test_ib(r) (r)->funcs->test_ib((r))
2221 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
2222 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
2223 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
2224 #define amdgpu_ring_emit_ib(r, ib, vm_id, c) (r)->funcs->emit_ib((r), (ib), (vm_id), (c))
2225 #define amdgpu_ring_emit_pipeline_sync(r) (r)->funcs->emit_pipeline_sync((r))
2226 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
2227 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
2228 #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))
2229 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
2230 #define amdgpu_ring_emit_hdp_invalidate(r) (r)->funcs->emit_hdp_invalidate((r))
2231 #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
2232 #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r))
2233 #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o))
2234 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
2235 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
2236 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
2237 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
2238 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
2239 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
2240 #define amdgpu_display_is_display_hung(adev) (adev)->mode_info.funcs->is_display_hung((adev))
2241 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
2242 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
2243 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
2244 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
2245 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
2246 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
2247 #define amdgpu_display_page_flip(adev, crtc, base, async) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base), (async))
2248 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
2249 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
2250 #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))
2251 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
2252 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
2253 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
2254 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
2255 #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
2256 #define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
2257 #define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
2258 #define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
2259 #define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
2260 #define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
2261 #define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
2263 #define amdgpu_dpm_get_temperature(adev) \
2264 ((adev)->pp_enabled ? \
2265 (adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle) : \
2266 (adev)->pm.funcs->get_temperature((adev)))
2268 #define amdgpu_dpm_set_fan_control_mode(adev, m) \
2269 ((adev)->pp_enabled ? \
2270 (adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)) : \
2271 (adev)->pm.funcs->set_fan_control_mode((adev), (m)))
2273 #define amdgpu_dpm_get_fan_control_mode(adev) \
2274 ((adev)->pp_enabled ? \
2275 (adev)->powerplay.pp_funcs->get_fan_control_mode((adev)->powerplay.pp_handle) : \
2276 (adev)->pm.funcs->get_fan_control_mode((adev)))
2278 #define amdgpu_dpm_set_fan_speed_percent(adev, s) \
2279 ((adev)->pp_enabled ? \
2280 (adev)->powerplay.pp_funcs->set_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
2281 (adev)->pm.funcs->set_fan_speed_percent((adev), (s)))
2283 #define amdgpu_dpm_get_fan_speed_percent(adev, s) \
2284 ((adev)->pp_enabled ? \
2285 (adev)->powerplay.pp_funcs->get_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
2286 (adev)->pm.funcs->get_fan_speed_percent((adev), (s)))
2288 #define amdgpu_dpm_get_sclk(adev, l) \
2289 ((adev)->pp_enabled ? \
2290 (adev)->powerplay.pp_funcs->get_sclk((adev)->powerplay.pp_handle, (l)) : \
2291 (adev)->pm.funcs->get_sclk((adev), (l)))
2293 #define amdgpu_dpm_get_mclk(adev, l) \
2294 ((adev)->pp_enabled ? \
2295 (adev)->powerplay.pp_funcs->get_mclk((adev)->powerplay.pp_handle, (l)) : \
2296 (adev)->pm.funcs->get_mclk((adev), (l)))
2299 #define amdgpu_dpm_force_performance_level(adev, l) \
2300 ((adev)->pp_enabled ? \
2301 (adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)) : \
2302 (adev)->pm.funcs->force_performance_level((adev), (l)))
2304 #define amdgpu_dpm_powergate_uvd(adev, g) \
2305 ((adev)->pp_enabled ? \
2306 (adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)) : \
2307 (adev)->pm.funcs->powergate_uvd((adev), (g)))
2309 #define amdgpu_dpm_powergate_vce(adev, g) \
2310 ((adev)->pp_enabled ? \
2311 (adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)) : \
2312 (adev)->pm.funcs->powergate_vce((adev), (g)))
2314 #define amdgpu_dpm_debugfs_print_current_performance_level(adev, m) \
2315 ((adev)->pp_enabled ? \
2316 (adev)->powerplay.pp_funcs->print_current_performance_level((adev)->powerplay.pp_handle, (m)) : \
2317 (adev)->pm.funcs->debugfs_print_current_performance_level((adev), (m)))
2319 #define amdgpu_dpm_get_current_power_state(adev) \
2320 (adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle)
2322 #define amdgpu_dpm_get_performance_level(adev) \
2323 (adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle)
2325 #define amdgpu_dpm_get_pp_num_states(adev, data) \
2326 (adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data)
2328 #define amdgpu_dpm_get_pp_table(adev, table) \
2329 (adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table)
2331 #define amdgpu_dpm_set_pp_table(adev, buf, size) \
2332 (adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size)
2334 #define amdgpu_dpm_print_clock_levels(adev, type, buf) \
2335 (adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf)
2337 #define amdgpu_dpm_force_clock_level(adev, type, level) \
2338 (adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level)
2340 #define amdgpu_dpm_dispatch_task(adev, event_id, input, output) \
2341 (adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output))
2343 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
2345 /* Common functions */
2346 int amdgpu_gpu_reset(struct amdgpu_device *adev);
2347 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
2348 bool amdgpu_card_posted(struct amdgpu_device *adev);
2349 void amdgpu_update_display_priority(struct amdgpu_device *adev);
2351 int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
2352 int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
2353 u32 ip_instance, u32 ring,
2354 struct amdgpu_ring **out_ring);
2355 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *rbo, u32 domain);
2356 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
2357 int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages);
2358 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2360 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
2361 struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm);
2362 bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
2364 bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt *ttm,
2365 int *last_invalidated);
2366 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
2367 uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
2368 struct ttm_mem_reg *mem);
2369 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
2370 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
2371 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
2372 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
2373 const u32 *registers,
2374 const u32 array_size);
2376 bool amdgpu_device_is_px(struct drm_device *dev);
2378 #if defined(CONFIG_VGA_SWITCHEROO)
2379 void amdgpu_register_atpx_handler(void);
2380 void amdgpu_unregister_atpx_handler(void);
2382 static inline void amdgpu_register_atpx_handler(void) {}
2383 static inline void amdgpu_unregister_atpx_handler(void) {}
2389 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
2390 extern const int amdgpu_max_kms_ioctl;
2392 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
2393 int amdgpu_driver_unload_kms(struct drm_device *dev);
2394 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
2395 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
2396 void amdgpu_driver_postclose_kms(struct drm_device *dev,
2397 struct drm_file *file_priv);
2398 void amdgpu_driver_preclose_kms(struct drm_device *dev,
2399 struct drm_file *file_priv);
2400 int amdgpu_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2401 int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2402 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
2403 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
2404 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
2405 int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
2407 struct timeval *vblank_time,
2409 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
2413 * functions used by amdgpu_encoder.c
2415 struct amdgpu_afmt_acr {
2429 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
2432 #if defined(CONFIG_ACPI)
2433 int amdgpu_acpi_init(struct amdgpu_device *adev);
2434 void amdgpu_acpi_fini(struct amdgpu_device *adev);
2435 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
2436 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
2437 u8 perf_req, bool advertise);
2438 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
2440 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
2441 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
2444 struct amdgpu_bo_va_mapping *
2445 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
2446 uint64_t addr, struct amdgpu_bo **bo);
2448 #include "amdgpu_object.h"