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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/interval_tree.h>
36#include <linux/hashtable.h>
37#include <linux/fence.h>
38
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>
44
45#include <drm/drmP.h>
46#include <drm/drm_gem.h>
47#include <drm/amdgpu_drm.h>
48
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"
57
58#include "gpu_scheduler.h"
59
60/*
61 * Modules parameters.
62 */
63extern int amdgpu_modeset;
64extern int amdgpu_vram_limit;
65extern int amdgpu_gart_size;
66extern int amdgpu_benchmarking;
67extern int amdgpu_testing;
68extern int amdgpu_audio;
69extern int amdgpu_disp_priority;
70extern int amdgpu_hw_i2c;
71extern int amdgpu_pcie_gen2;
72extern int amdgpu_msi;
73extern int amdgpu_lockup_timeout;
74extern int amdgpu_dpm;
75extern int amdgpu_smc_load_fw;
76extern int amdgpu_aspm;
77extern int amdgpu_runtime_pm;
78extern unsigned amdgpu_ip_block_mask;
79extern int amdgpu_bapm;
80extern int amdgpu_deep_color;
81extern int amdgpu_vm_size;
82extern int amdgpu_vm_block_size;
83extern int amdgpu_vm_fault_stop;
84extern int amdgpu_vm_debug;
85extern int amdgpu_sched_jobs;
86extern int amdgpu_sched_hw_submission;
87extern int amdgpu_powerplay;
88extern unsigned amdgpu_pcie_gen_cap;
89extern unsigned amdgpu_pcie_lane_cap;
90
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
99
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
105
106/* max number of IP instances */
107#define AMDGPU_MAX_SDMA_INSTANCES 2
108
109/* hardcode that limit for now */
110#define AMDGPU_VA_RESERVED_SIZE (8 << 20)
111
112/* hard reset data */
113#define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
114
115/* reset flags */
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)
131
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
138
139/* max cursor sizes (in pixels) */
140#define CIK_CURSOR_WIDTH 128
141#define CIK_CURSOR_HEIGHT 128
142
143struct amdgpu_device;
144struct amdgpu_ib;
145struct amdgpu_vm;
146struct amdgpu_ring;
147struct amdgpu_cs_parser;
148struct amdgpu_job;
149struct amdgpu_irq_src;
150struct amdgpu_fpriv;
151
152enum amdgpu_cp_irq {
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,
162
163 AMDGPU_CP_IRQ_LAST
164};
165
166enum amdgpu_sdma_irq {
167 AMDGPU_SDMA_IRQ_TRAP0 = 0,
168 AMDGPU_SDMA_IRQ_TRAP1,
169
170 AMDGPU_SDMA_IRQ_LAST
171};
172
173enum amdgpu_thermal_irq {
174 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
175 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
176
177 AMDGPU_THERMAL_IRQ_LAST
178};
179
180int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
181 enum amd_ip_block_type block_type,
182 enum amd_clockgating_state state);
183int amdgpu_set_powergating_state(struct amdgpu_device *adev,
184 enum amd_ip_block_type block_type,
185 enum amd_powergating_state state);
186
187struct amdgpu_ip_block_version {
188 enum amd_ip_block_type type;
189 u32 major;
190 u32 minor;
191 u32 rev;
192 const struct amd_ip_funcs *funcs;
193};
194
195int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
196 enum amd_ip_block_type type,
197 u32 major, u32 minor);
198
199const struct amdgpu_ip_block_version * amdgpu_get_ip_block(
200 struct amdgpu_device *adev,
201 enum amd_ip_block_type type);
202
203/* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
204struct amdgpu_buffer_funcs {
205 /* maximum bytes in a single operation */
206 uint32_t copy_max_bytes;
207
208 /* number of dw to reserve per operation */
209 unsigned copy_num_dw;
210
211 /* used for buffer migration */
212 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
213 /* src addr in bytes */
214 uint64_t src_offset,
215 /* dst addr in bytes */
216 uint64_t dst_offset,
217 /* number of byte to transfer */
218 uint32_t byte_count);
219
220 /* maximum bytes in a single operation */
221 uint32_t fill_max_bytes;
222
223 /* number of dw to reserve per operation */
224 unsigned fill_num_dw;
225
226 /* used for buffer clearing */
227 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
228 /* value to write to memory */
229 uint32_t src_data,
230 /* dst addr in bytes */
231 uint64_t dst_offset,
232 /* number of byte to fill */
233 uint32_t byte_count);
234};
235
236/* provided by hw blocks that can write ptes, e.g., sdma */
237struct 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,
241 unsigned count);
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,
249 uint64_t pe,
250 uint64_t addr, unsigned count,
251 uint32_t incr, uint32_t flags);
252};
253
254/* provided by the gmc block */
255struct amdgpu_gart_funcs {
256 /* flush the vm tlb via mmio */
257 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
258 uint32_t vmid);
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 */
265};
266
267/* provided by the ih block */
268struct 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);
274};
275
276/* provided by hw blocks that expose a ring buffer for commands */
277struct 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 void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr,
288 uint64_t seq, unsigned flags);
289 void (*emit_pipeline_sync)(struct amdgpu_ring *ring);
290 void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id,
291 uint64_t pd_addr);
292 void (*emit_hdp_flush)(struct amdgpu_ring *ring);
293 void (*emit_hdp_invalidate)(struct amdgpu_ring *ring);
294 void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid,
295 uint32_t gds_base, uint32_t gds_size,
296 uint32_t gws_base, uint32_t gws_size,
297 uint32_t oa_base, uint32_t oa_size);
298 /* testing functions */
299 int (*test_ring)(struct amdgpu_ring *ring);
300 int (*test_ib)(struct amdgpu_ring *ring);
301 /* insert NOP packets */
302 void (*insert_nop)(struct amdgpu_ring *ring, uint32_t count);
303 /* pad the indirect buffer to the necessary number of dw */
304 void (*pad_ib)(struct amdgpu_ring *ring, struct amdgpu_ib *ib);
305};
306
307/*
308 * BIOS.
309 */
310bool amdgpu_get_bios(struct amdgpu_device *adev);
311bool amdgpu_read_bios(struct amdgpu_device *adev);
312
313/*
314 * Dummy page
315 */
316struct amdgpu_dummy_page {
317 struct page *page;
318 dma_addr_t addr;
319};
320int amdgpu_dummy_page_init(struct amdgpu_device *adev);
321void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
322
323
324/*
325 * Clocks
326 */
327
328#define AMDGPU_MAX_PPLL 3
329
330struct amdgpu_clock {
331 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
332 struct amdgpu_pll spll;
333 struct amdgpu_pll mpll;
334 /* 10 Khz units */
335 uint32_t default_mclk;
336 uint32_t default_sclk;
337 uint32_t default_dispclk;
338 uint32_t current_dispclk;
339 uint32_t dp_extclk;
340 uint32_t max_pixel_clock;
341};
342
343/*
344 * Fences.
345 */
346struct amdgpu_fence_driver {
347 uint64_t gpu_addr;
348 volatile uint32_t *cpu_addr;
349 /* sync_seq is protected by ring emission lock */
350 uint32_t sync_seq;
351 atomic_t last_seq;
352 bool initialized;
353 struct amdgpu_irq_src *irq_src;
354 unsigned irq_type;
355 struct timer_list fallback_timer;
356 unsigned num_fences_mask;
357 spinlock_t lock;
358 struct fence **fences;
359};
360
361/* some special values for the owner field */
362#define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul)
363#define AMDGPU_FENCE_OWNER_VM ((void*)1ul)
364
365#define AMDGPU_FENCE_FLAG_64BIT (1 << 0)
366#define AMDGPU_FENCE_FLAG_INT (1 << 1)
367
368struct amdgpu_user_fence {
369 /* write-back bo */
370 struct amdgpu_bo *bo;
371 /* write-back address offset to bo start */
372 uint32_t offset;
373};
374
375int amdgpu_fence_driver_init(struct amdgpu_device *adev);
376void amdgpu_fence_driver_fini(struct amdgpu_device *adev);
377void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev);
378
379int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring,
380 unsigned num_hw_submission);
381int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
382 struct amdgpu_irq_src *irq_src,
383 unsigned irq_type);
384void amdgpu_fence_driver_suspend(struct amdgpu_device *adev);
385void amdgpu_fence_driver_resume(struct amdgpu_device *adev);
386int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **fence);
387void amdgpu_fence_process(struct amdgpu_ring *ring);
388int amdgpu_fence_wait_empty(struct amdgpu_ring *ring);
389unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring);
390
391/*
392 * TTM.
393 */
394struct amdgpu_mman {
395 struct ttm_bo_global_ref bo_global_ref;
396 struct drm_global_reference mem_global_ref;
397 struct ttm_bo_device bdev;
398 bool mem_global_referenced;
399 bool initialized;
400
401#if defined(CONFIG_DEBUG_FS)
402 struct dentry *vram;
403 struct dentry *gtt;
404#endif
405
406 /* buffer handling */
407 const struct amdgpu_buffer_funcs *buffer_funcs;
408 struct amdgpu_ring *buffer_funcs_ring;
409 /* Scheduler entity for buffer moves */
410 struct amd_sched_entity entity;
411};
412
413int amdgpu_copy_buffer(struct amdgpu_ring *ring,
414 uint64_t src_offset,
415 uint64_t dst_offset,
416 uint32_t byte_count,
417 struct reservation_object *resv,
418 struct fence **fence);
419int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
420
421struct amdgpu_bo_list_entry {
422 struct amdgpu_bo *robj;
423 struct ttm_validate_buffer tv;
424 struct amdgpu_bo_va *bo_va;
425 uint32_t priority;
426 struct page **user_pages;
427 int user_invalidated;
428};
429
430struct amdgpu_bo_va_mapping {
431 struct list_head list;
432 struct interval_tree_node it;
433 uint64_t offset;
434 uint32_t flags;
435};
436
437/* bo virtual addresses in a specific vm */
438struct amdgpu_bo_va {
439 /* protected by bo being reserved */
440 struct list_head bo_list;
441 struct fence *last_pt_update;
442 unsigned ref_count;
443
444 /* protected by vm mutex and spinlock */
445 struct list_head vm_status;
446
447 /* mappings for this bo_va */
448 struct list_head invalids;
449 struct list_head valids;
450
451 /* constant after initialization */
452 struct amdgpu_vm *vm;
453 struct amdgpu_bo *bo;
454};
455
456#define AMDGPU_GEM_DOMAIN_MAX 0x3
457
458struct amdgpu_bo {
459 /* Protected by gem.mutex */
460 struct list_head list;
461 /* Protected by tbo.reserved */
462 u32 prefered_domains;
463 u32 allowed_domains;
464 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
465 struct ttm_placement placement;
466 struct ttm_buffer_object tbo;
467 struct ttm_bo_kmap_obj kmap;
468 u64 flags;
469 unsigned pin_count;
470 void *kptr;
471 u64 tiling_flags;
472 u64 metadata_flags;
473 void *metadata;
474 u32 metadata_size;
475 /* list of all virtual address to which this bo
476 * is associated to
477 */
478 struct list_head va;
479 /* Constant after initialization */
480 struct amdgpu_device *adev;
481 struct drm_gem_object gem_base;
482 struct amdgpu_bo *parent;
483
484 struct ttm_bo_kmap_obj dma_buf_vmap;
485 struct amdgpu_mn *mn;
486 struct list_head mn_list;
487};
488#define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
489
490void amdgpu_gem_object_free(struct drm_gem_object *obj);
491int amdgpu_gem_object_open(struct drm_gem_object *obj,
492 struct drm_file *file_priv);
493void amdgpu_gem_object_close(struct drm_gem_object *obj,
494 struct drm_file *file_priv);
495unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
496struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
497struct drm_gem_object *amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
498 struct dma_buf_attachment *attach,
499 struct sg_table *sg);
500struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
501 struct drm_gem_object *gobj,
502 int flags);
503int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
504void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
505struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
506void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
507void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
508int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
509
510/* sub-allocation manager, it has to be protected by another lock.
511 * By conception this is an helper for other part of the driver
512 * like the indirect buffer or semaphore, which both have their
513 * locking.
514 *
515 * Principe is simple, we keep a list of sub allocation in offset
516 * order (first entry has offset == 0, last entry has the highest
517 * offset).
518 *
519 * When allocating new object we first check if there is room at
520 * the end total_size - (last_object_offset + last_object_size) >=
521 * alloc_size. If so we allocate new object there.
522 *
523 * When there is not enough room at the end, we start waiting for
524 * each sub object until we reach object_offset+object_size >=
525 * alloc_size, this object then become the sub object we return.
526 *
527 * Alignment can't be bigger than page size.
528 *
529 * Hole are not considered for allocation to keep things simple.
530 * Assumption is that there won't be hole (all object on same
531 * alignment).
532 */
533
534#define AMDGPU_SA_NUM_FENCE_LISTS 32
535
536struct amdgpu_sa_manager {
537 wait_queue_head_t wq;
538 struct amdgpu_bo *bo;
539 struct list_head *hole;
540 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
541 struct list_head olist;
542 unsigned size;
543 uint64_t gpu_addr;
544 void *cpu_ptr;
545 uint32_t domain;
546 uint32_t align;
547};
548
549/* sub-allocation buffer */
550struct amdgpu_sa_bo {
551 struct list_head olist;
552 struct list_head flist;
553 struct amdgpu_sa_manager *manager;
554 unsigned soffset;
555 unsigned eoffset;
556 struct fence *fence;
557};
558
559/*
560 * GEM objects.
561 */
562void amdgpu_gem_force_release(struct amdgpu_device *adev);
563int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
564 int alignment, u32 initial_domain,
565 u64 flags, bool kernel,
566 struct drm_gem_object **obj);
567
568int amdgpu_mode_dumb_create(struct drm_file *file_priv,
569 struct drm_device *dev,
570 struct drm_mode_create_dumb *args);
571int amdgpu_mode_dumb_mmap(struct drm_file *filp,
572 struct drm_device *dev,
573 uint32_t handle, uint64_t *offset_p);
574/*
575 * Synchronization
576 */
577struct amdgpu_sync {
578 DECLARE_HASHTABLE(fences, 4);
579 struct fence *last_vm_update;
580};
581
582void amdgpu_sync_create(struct amdgpu_sync *sync);
583int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
584 struct fence *f);
585int amdgpu_sync_resv(struct amdgpu_device *adev,
586 struct amdgpu_sync *sync,
587 struct reservation_object *resv,
588 void *owner);
589struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync);
590int amdgpu_sync_wait(struct amdgpu_sync *sync);
591void amdgpu_sync_free(struct amdgpu_sync *sync);
592int amdgpu_sync_init(void);
593void amdgpu_sync_fini(void);
594
595/*
596 * GART structures, functions & helpers
597 */
598struct amdgpu_mc;
599
600#define AMDGPU_GPU_PAGE_SIZE 4096
601#define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
602#define AMDGPU_GPU_PAGE_SHIFT 12
603#define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
604
605struct amdgpu_gart {
606 dma_addr_t table_addr;
607 struct amdgpu_bo *robj;
608 void *ptr;
609 unsigned num_gpu_pages;
610 unsigned num_cpu_pages;
611 unsigned table_size;
612 struct page **pages;
613 dma_addr_t *pages_addr;
614 bool ready;
615 const struct amdgpu_gart_funcs *gart_funcs;
616};
617
618int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
619void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
620int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
621void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
622int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
623void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
624int amdgpu_gart_init(struct amdgpu_device *adev);
625void amdgpu_gart_fini(struct amdgpu_device *adev);
626void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset,
627 int pages);
628int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset,
629 int pages, struct page **pagelist,
630 dma_addr_t *dma_addr, uint32_t flags);
631
632/*
633 * GPU MC structures, functions & helpers
634 */
635struct amdgpu_mc {
636 resource_size_t aper_size;
637 resource_size_t aper_base;
638 resource_size_t agp_base;
639 /* for some chips with <= 32MB we need to lie
640 * about vram size near mc fb location */
641 u64 mc_vram_size;
642 u64 visible_vram_size;
643 u64 gtt_size;
644 u64 gtt_start;
645 u64 gtt_end;
646 u64 vram_start;
647 u64 vram_end;
648 unsigned vram_width;
649 u64 real_vram_size;
650 int vram_mtrr;
651 u64 gtt_base_align;
652 u64 mc_mask;
653 const struct firmware *fw; /* MC firmware */
654 uint32_t fw_version;
655 struct amdgpu_irq_src vm_fault;
656 uint32_t vram_type;
657};
658
659/*
660 * GPU doorbell structures, functions & helpers
661 */
662typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
663{
664 AMDGPU_DOORBELL_KIQ = 0x000,
665 AMDGPU_DOORBELL_HIQ = 0x001,
666 AMDGPU_DOORBELL_DIQ = 0x002,
667 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
668 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
669 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
670 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
671 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
672 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
673 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
674 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
675 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
676 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
677 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
678 AMDGPU_DOORBELL_IH = 0x1E8,
679 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
680 AMDGPU_DOORBELL_INVALID = 0xFFFF
681} AMDGPU_DOORBELL_ASSIGNMENT;
682
683struct amdgpu_doorbell {
684 /* doorbell mmio */
685 resource_size_t base;
686 resource_size_t size;
687 u32 __iomem *ptr;
688 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
689};
690
691void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
692 phys_addr_t *aperture_base,
693 size_t *aperture_size,
694 size_t *start_offset);
695
696/*
697 * IRQS.
698 */
699
700struct amdgpu_flip_work {
701 struct work_struct flip_work;
702 struct work_struct unpin_work;
703 struct amdgpu_device *adev;
704 int crtc_id;
705 uint64_t base;
706 struct drm_pending_vblank_event *event;
707 struct amdgpu_bo *old_rbo;
708 struct fence *excl;
709 unsigned shared_count;
710 struct fence **shared;
711 struct fence_cb cb;
712};
713
714
715/*
716 * CP & rings.
717 */
718
719struct amdgpu_ib {
720 struct amdgpu_sa_bo *sa_bo;
721 uint32_t length_dw;
722 uint64_t gpu_addr;
723 uint32_t *ptr;
724 struct amdgpu_user_fence *user;
725 struct amdgpu_vm *vm;
726 unsigned vm_id;
727 uint64_t vm_pd_addr;
728 struct amdgpu_ctx *ctx;
729 uint32_t gds_base, gds_size;
730 uint32_t gws_base, gws_size;
731 uint32_t oa_base, oa_size;
732 uint32_t flags;
733 /* resulting sequence number */
734 uint64_t sequence;
735};
736
737enum amdgpu_ring_type {
738 AMDGPU_RING_TYPE_GFX,
739 AMDGPU_RING_TYPE_COMPUTE,
740 AMDGPU_RING_TYPE_SDMA,
741 AMDGPU_RING_TYPE_UVD,
742 AMDGPU_RING_TYPE_VCE
743};
744
745extern struct amd_sched_backend_ops amdgpu_sched_ops;
746
747int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
748 struct amdgpu_job **job);
749int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size,
750 struct amdgpu_job **job);
751void amdgpu_job_free(struct amdgpu_job *job);
752int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring,
753 struct amd_sched_entity *entity, void *owner,
754 struct fence **f);
755
756struct amdgpu_ring {
757 struct amdgpu_device *adev;
758 const struct amdgpu_ring_funcs *funcs;
759 struct amdgpu_fence_driver fence_drv;
760 struct amd_gpu_scheduler sched;
761
762 spinlock_t fence_lock;
763 struct amdgpu_bo *ring_obj;
764 volatile uint32_t *ring;
765 unsigned rptr_offs;
766 u64 next_rptr_gpu_addr;
767 volatile u32 *next_rptr_cpu_addr;
768 unsigned wptr;
769 unsigned wptr_old;
770 unsigned ring_size;
771 unsigned max_dw;
772 int count_dw;
773 uint64_t gpu_addr;
774 uint32_t align_mask;
775 uint32_t ptr_mask;
776 bool ready;
777 u32 nop;
778 u32 idx;
779 u32 me;
780 u32 pipe;
781 u32 queue;
782 struct amdgpu_bo *mqd_obj;
783 u32 doorbell_index;
784 bool use_doorbell;
785 unsigned wptr_offs;
786 unsigned next_rptr_offs;
787 unsigned fence_offs;
788 struct amdgpu_ctx *current_ctx;
789 enum amdgpu_ring_type type;
790 char name[16];
791};
792
793/*
794 * VM
795 */
796
797/* maximum number of VMIDs */
798#define AMDGPU_NUM_VM 16
799
800/* number of entries in page table */
801#define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
802
803/* PTBs (Page Table Blocks) need to be aligned to 32K */
804#define AMDGPU_VM_PTB_ALIGN_SIZE 32768
805#define AMDGPU_VM_PTB_ALIGN_MASK (AMDGPU_VM_PTB_ALIGN_SIZE - 1)
806#define AMDGPU_VM_PTB_ALIGN(a) (((a) + AMDGPU_VM_PTB_ALIGN_MASK) & ~AMDGPU_VM_PTB_ALIGN_MASK)
807
808#define AMDGPU_PTE_VALID (1 << 0)
809#define AMDGPU_PTE_SYSTEM (1 << 1)
810#define AMDGPU_PTE_SNOOPED (1 << 2)
811
812/* VI only */
813#define AMDGPU_PTE_EXECUTABLE (1 << 4)
814
815#define AMDGPU_PTE_READABLE (1 << 5)
816#define AMDGPU_PTE_WRITEABLE (1 << 6)
817
818/* PTE (Page Table Entry) fragment field for different page sizes */
819#define AMDGPU_PTE_FRAG_4KB (0 << 7)
820#define AMDGPU_PTE_FRAG_64KB (4 << 7)
821#define AMDGPU_LOG2_PAGES_PER_FRAG 4
822
823/* How to programm VM fault handling */
824#define AMDGPU_VM_FAULT_STOP_NEVER 0
825#define AMDGPU_VM_FAULT_STOP_FIRST 1
826#define AMDGPU_VM_FAULT_STOP_ALWAYS 2
827
828struct amdgpu_vm_pt {
829 struct amdgpu_bo_list_entry entry;
830 uint64_t addr;
831};
832
833struct amdgpu_vm_id {
834 struct amdgpu_vm_manager_id *mgr_id;
835 uint64_t pd_gpu_addr;
836 /* last flushed PD/PT update */
837 struct fence *flushed_updates;
838};
839
840struct amdgpu_vm {
841 /* tree of virtual addresses mapped */
842 struct rb_root va;
843
844 /* protecting invalidated */
845 spinlock_t status_lock;
846
847 /* BOs moved, but not yet updated in the PT */
848 struct list_head invalidated;
849
850 /* BOs cleared in the PT because of a move */
851 struct list_head cleared;
852
853 /* BO mappings freed, but not yet updated in the PT */
854 struct list_head freed;
855
856 /* contains the page directory */
857 struct amdgpu_bo *page_directory;
858 unsigned max_pde_used;
859 struct fence *page_directory_fence;
860
861 /* array of page tables, one for each page directory entry */
862 struct amdgpu_vm_pt *page_tables;
863
864 /* for id and flush management per ring */
865 struct amdgpu_vm_id ids[AMDGPU_MAX_RINGS];
866
867 /* protecting freed */
868 spinlock_t freed_lock;
869
870 /* Scheduler entity for page table updates */
871 struct amd_sched_entity entity;
872};
873
874struct amdgpu_vm_manager_id {
875 struct list_head list;
876 struct fence *active;
877 atomic_long_t owner;
878
879 uint32_t gds_base;
880 uint32_t gds_size;
881 uint32_t gws_base;
882 uint32_t gws_size;
883 uint32_t oa_base;
884 uint32_t oa_size;
885};
886
887struct amdgpu_vm_manager {
888 /* Handling of VMIDs */
889 struct mutex lock;
890 unsigned num_ids;
891 struct list_head ids_lru;
892 struct amdgpu_vm_manager_id ids[AMDGPU_NUM_VM];
893
894 uint32_t max_pfn;
895 /* vram base address for page table entry */
896 u64 vram_base_offset;
897 /* is vm enabled? */
898 bool enabled;
899 /* vm pte handling */
900 const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
901 struct amdgpu_ring *vm_pte_rings[AMDGPU_MAX_RINGS];
902 unsigned vm_pte_num_rings;
903 atomic_t vm_pte_next_ring;
904};
905
906void amdgpu_vm_manager_init(struct amdgpu_device *adev);
907void amdgpu_vm_manager_fini(struct amdgpu_device *adev);
908int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
909void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
910void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm,
911 struct list_head *validated,
912 struct amdgpu_bo_list_entry *entry);
913void amdgpu_vm_get_pt_bos(struct amdgpu_vm *vm, struct list_head *duplicates);
914void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev,
915 struct amdgpu_vm *vm);
916int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
917 struct amdgpu_sync *sync, struct fence *fence,
918 unsigned *vm_id, uint64_t *vm_pd_addr);
919void amdgpu_vm_flush(struct amdgpu_ring *ring,
920 unsigned vm_id, uint64_t pd_addr,
921 uint32_t gds_base, uint32_t gds_size,
922 uint32_t gws_base, uint32_t gws_size,
923 uint32_t oa_base, uint32_t oa_size);
924void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id);
925uint64_t amdgpu_vm_map_gart(const dma_addr_t *pages_addr, uint64_t addr);
926int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
927 struct amdgpu_vm *vm);
928int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
929 struct amdgpu_vm *vm);
930int amdgpu_vm_clear_invalids(struct amdgpu_device *adev, struct amdgpu_vm *vm,
931 struct amdgpu_sync *sync);
932int amdgpu_vm_bo_update(struct amdgpu_device *adev,
933 struct amdgpu_bo_va *bo_va,
934 struct ttm_mem_reg *mem);
935void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
936 struct amdgpu_bo *bo);
937struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
938 struct amdgpu_bo *bo);
939struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
940 struct amdgpu_vm *vm,
941 struct amdgpu_bo *bo);
942int amdgpu_vm_bo_map(struct amdgpu_device *adev,
943 struct amdgpu_bo_va *bo_va,
944 uint64_t addr, uint64_t offset,
945 uint64_t size, uint32_t flags);
946int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
947 struct amdgpu_bo_va *bo_va,
948 uint64_t addr);
949void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
950 struct amdgpu_bo_va *bo_va);
951
952/*
953 * context related structures
954 */
955
956struct amdgpu_ctx_ring {
957 uint64_t sequence;
958 struct fence **fences;
959 struct amd_sched_entity entity;
960};
961
962struct amdgpu_ctx {
963 struct kref refcount;
964 struct amdgpu_device *adev;
965 unsigned reset_counter;
966 spinlock_t ring_lock;
967 struct fence **fences;
968 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
969};
970
971struct amdgpu_ctx_mgr {
972 struct amdgpu_device *adev;
973 struct mutex lock;
974 /* protected by lock */
975 struct idr ctx_handles;
976};
977
978struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
979int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
980
981uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
982 struct fence *fence);
983struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
984 struct amdgpu_ring *ring, uint64_t seq);
985
986int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
987 struct drm_file *filp);
988
989void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
990void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
991
992/*
993 * file private structure
994 */
995
996struct amdgpu_fpriv {
997 struct amdgpu_vm vm;
998 struct mutex bo_list_lock;
999 struct idr bo_list_handles;
1000 struct amdgpu_ctx_mgr ctx_mgr;
1001};
1002
1003/*
1004 * residency list
1005 */
1006
1007struct amdgpu_bo_list {
1008 struct mutex lock;
1009 struct amdgpu_bo *gds_obj;
1010 struct amdgpu_bo *gws_obj;
1011 struct amdgpu_bo *oa_obj;
1012 unsigned first_userptr;
1013 unsigned num_entries;
1014 struct amdgpu_bo_list_entry *array;
1015};
1016
1017struct amdgpu_bo_list *
1018amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
1019void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
1020 struct list_head *validated);
1021void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
1022void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
1023
1024/*
1025 * GFX stuff
1026 */
1027#include "clearstate_defs.h"
1028
1029struct amdgpu_rlc {
1030 /* for power gating */
1031 struct amdgpu_bo *save_restore_obj;
1032 uint64_t save_restore_gpu_addr;
1033 volatile uint32_t *sr_ptr;
1034 const u32 *reg_list;
1035 u32 reg_list_size;
1036 /* for clear state */
1037 struct amdgpu_bo *clear_state_obj;
1038 uint64_t clear_state_gpu_addr;
1039 volatile uint32_t *cs_ptr;
1040 const struct cs_section_def *cs_data;
1041 u32 clear_state_size;
1042 /* for cp tables */
1043 struct amdgpu_bo *cp_table_obj;
1044 uint64_t cp_table_gpu_addr;
1045 volatile uint32_t *cp_table_ptr;
1046 u32 cp_table_size;
1047};
1048
1049struct amdgpu_mec {
1050 struct amdgpu_bo *hpd_eop_obj;
1051 u64 hpd_eop_gpu_addr;
1052 u32 num_pipe;
1053 u32 num_mec;
1054 u32 num_queue;
1055};
1056
1057/*
1058 * GPU scratch registers structures, functions & helpers
1059 */
1060struct amdgpu_scratch {
1061 unsigned num_reg;
1062 uint32_t reg_base;
1063 bool free[32];
1064 uint32_t reg[32];
1065};
1066
1067/*
1068 * GFX configurations
1069 */
1070struct amdgpu_gca_config {
1071 unsigned max_shader_engines;
1072 unsigned max_tile_pipes;
1073 unsigned max_cu_per_sh;
1074 unsigned max_sh_per_se;
1075 unsigned max_backends_per_se;
1076 unsigned max_texture_channel_caches;
1077 unsigned max_gprs;
1078 unsigned max_gs_threads;
1079 unsigned max_hw_contexts;
1080 unsigned sc_prim_fifo_size_frontend;
1081 unsigned sc_prim_fifo_size_backend;
1082 unsigned sc_hiz_tile_fifo_size;
1083 unsigned sc_earlyz_tile_fifo_size;
1084
1085 unsigned num_tile_pipes;
1086 unsigned backend_enable_mask;
1087 unsigned mem_max_burst_length_bytes;
1088 unsigned mem_row_size_in_kb;
1089 unsigned shader_engine_tile_size;
1090 unsigned num_gpus;
1091 unsigned multi_gpu_tile_size;
1092 unsigned mc_arb_ramcfg;
1093 unsigned gb_addr_config;
1094 unsigned num_rbs;
1095
1096 uint32_t tile_mode_array[32];
1097 uint32_t macrotile_mode_array[16];
1098};
1099
1100struct amdgpu_gfx {
1101 struct mutex gpu_clock_mutex;
1102 struct amdgpu_gca_config config;
1103 struct amdgpu_rlc rlc;
1104 struct amdgpu_mec mec;
1105 struct amdgpu_scratch scratch;
1106 const struct firmware *me_fw; /* ME firmware */
1107 uint32_t me_fw_version;
1108 const struct firmware *pfp_fw; /* PFP firmware */
1109 uint32_t pfp_fw_version;
1110 const struct firmware *ce_fw; /* CE firmware */
1111 uint32_t ce_fw_version;
1112 const struct firmware *rlc_fw; /* RLC firmware */
1113 uint32_t rlc_fw_version;
1114 const struct firmware *mec_fw; /* MEC firmware */
1115 uint32_t mec_fw_version;
1116 const struct firmware *mec2_fw; /* MEC2 firmware */
1117 uint32_t mec2_fw_version;
1118 uint32_t me_feature_version;
1119 uint32_t ce_feature_version;
1120 uint32_t pfp_feature_version;
1121 uint32_t rlc_feature_version;
1122 uint32_t mec_feature_version;
1123 uint32_t mec2_feature_version;
1124 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1125 unsigned num_gfx_rings;
1126 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1127 unsigned num_compute_rings;
1128 struct amdgpu_irq_src eop_irq;
1129 struct amdgpu_irq_src priv_reg_irq;
1130 struct amdgpu_irq_src priv_inst_irq;
1131 /* gfx status */
1132 uint32_t gfx_current_status;
1133 /* ce ram size*/
1134 unsigned ce_ram_size;
1135};
1136
1137int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
1138 unsigned size, struct amdgpu_ib *ib);
1139void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, struct fence *f);
1140int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
1141 struct amdgpu_ib *ib, struct fence *last_vm_update,
1142 struct fence **f);
1143int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1144void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1145int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1146int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
1147void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count);
1148void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib);
1149void amdgpu_ring_commit(struct amdgpu_ring *ring);
1150void amdgpu_ring_undo(struct amdgpu_ring *ring);
1151unsigned amdgpu_ring_backup(struct amdgpu_ring *ring,
1152 uint32_t **data);
1153int amdgpu_ring_restore(struct amdgpu_ring *ring,
1154 unsigned size, uint32_t *data);
1155int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
1156 unsigned ring_size, u32 nop, u32 align_mask,
1157 struct amdgpu_irq_src *irq_src, unsigned irq_type,
1158 enum amdgpu_ring_type ring_type);
1159void amdgpu_ring_fini(struct amdgpu_ring *ring);
1160
1161/*
1162 * CS.
1163 */
1164struct amdgpu_cs_chunk {
1165 uint32_t chunk_id;
1166 uint32_t length_dw;
1167 uint32_t *kdata;
1168};
1169
1170struct amdgpu_cs_parser {
1171 struct amdgpu_device *adev;
1172 struct drm_file *filp;
1173 struct amdgpu_ctx *ctx;
1174
1175 /* chunks */
1176 unsigned nchunks;
1177 struct amdgpu_cs_chunk *chunks;
1178
1179 /* scheduler job object */
1180 struct amdgpu_job *job;
1181
1182 /* buffer objects */
1183 struct ww_acquire_ctx ticket;
1184 struct amdgpu_bo_list *bo_list;
1185 struct amdgpu_bo_list_entry vm_pd;
1186 struct list_head validated;
1187 struct fence *fence;
1188 uint64_t bytes_moved_threshold;
1189 uint64_t bytes_moved;
1190
1191 /* user fence */
1192 struct amdgpu_bo_list_entry uf_entry;
1193};
1194
1195struct amdgpu_job {
1196 struct amd_sched_job base;
1197 struct amdgpu_device *adev;
1198 struct amdgpu_ring *ring;
1199 struct amdgpu_sync sync;
1200 struct amdgpu_ib *ibs;
1201 struct fence *fence; /* the hw fence */
1202 uint32_t num_ibs;
1203 void *owner;
1204 struct amdgpu_user_fence uf;
1205};
1206#define to_amdgpu_job(sched_job) \
1207 container_of((sched_job), struct amdgpu_job, base)
1208
1209static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
1210 uint32_t ib_idx, int idx)
1211{
1212 return p->job->ibs[ib_idx].ptr[idx];
1213}
1214
1215static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
1216 uint32_t ib_idx, int idx,
1217 uint32_t value)
1218{
1219 p->job->ibs[ib_idx].ptr[idx] = value;
1220}
1221
1222/*
1223 * Writeback
1224 */
1225#define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1226
1227struct amdgpu_wb {
1228 struct amdgpu_bo *wb_obj;
1229 volatile uint32_t *wb;
1230 uint64_t gpu_addr;
1231 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1232 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1233};
1234
1235int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1236void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1237
1238
1239
1240enum amdgpu_int_thermal_type {
1241 THERMAL_TYPE_NONE,
1242 THERMAL_TYPE_EXTERNAL,
1243 THERMAL_TYPE_EXTERNAL_GPIO,
1244 THERMAL_TYPE_RV6XX,
1245 THERMAL_TYPE_RV770,
1246 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1247 THERMAL_TYPE_EVERGREEN,
1248 THERMAL_TYPE_SUMO,
1249 THERMAL_TYPE_NI,
1250 THERMAL_TYPE_SI,
1251 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1252 THERMAL_TYPE_CI,
1253 THERMAL_TYPE_KV,
1254};
1255
1256enum amdgpu_dpm_auto_throttle_src {
1257 AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
1258 AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1259};
1260
1261enum amdgpu_dpm_event_src {
1262 AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
1263 AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
1264 AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
1265 AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1266 AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1267};
1268
1269#define AMDGPU_MAX_VCE_LEVELS 6
1270
1271enum amdgpu_vce_level {
1272 AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1273 AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1274 AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1275 AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1276 AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1277 AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1278};
1279
1280struct amdgpu_ps {
1281 u32 caps; /* vbios flags */
1282 u32 class; /* vbios flags */
1283 u32 class2; /* vbios flags */
1284 /* UVD clocks */
1285 u32 vclk;
1286 u32 dclk;
1287 /* VCE clocks */
1288 u32 evclk;
1289 u32 ecclk;
1290 bool vce_active;
1291 enum amdgpu_vce_level vce_level;
1292 /* asic priv */
1293 void *ps_priv;
1294};
1295
1296struct amdgpu_dpm_thermal {
1297 /* thermal interrupt work */
1298 struct work_struct work;
1299 /* low temperature threshold */
1300 int min_temp;
1301 /* high temperature threshold */
1302 int max_temp;
1303 /* was last interrupt low to high or high to low */
1304 bool high_to_low;
1305 /* interrupt source */
1306 struct amdgpu_irq_src irq;
1307};
1308
1309enum amdgpu_clk_action
1310{
1311 AMDGPU_SCLK_UP = 1,
1312 AMDGPU_SCLK_DOWN
1313};
1314
1315struct amdgpu_blacklist_clocks
1316{
1317 u32 sclk;
1318 u32 mclk;
1319 enum amdgpu_clk_action action;
1320};
1321
1322struct amdgpu_clock_and_voltage_limits {
1323 u32 sclk;
1324 u32 mclk;
1325 u16 vddc;
1326 u16 vddci;
1327};
1328
1329struct amdgpu_clock_array {
1330 u32 count;
1331 u32 *values;
1332};
1333
1334struct amdgpu_clock_voltage_dependency_entry {
1335 u32 clk;
1336 u16 v;
1337};
1338
1339struct amdgpu_clock_voltage_dependency_table {
1340 u32 count;
1341 struct amdgpu_clock_voltage_dependency_entry *entries;
1342};
1343
1344union amdgpu_cac_leakage_entry {
1345 struct {
1346 u16 vddc;
1347 u32 leakage;
1348 };
1349 struct {
1350 u16 vddc1;
1351 u16 vddc2;
1352 u16 vddc3;
1353 };
1354};
1355
1356struct amdgpu_cac_leakage_table {
1357 u32 count;
1358 union amdgpu_cac_leakage_entry *entries;
1359};
1360
1361struct amdgpu_phase_shedding_limits_entry {
1362 u16 voltage;
1363 u32 sclk;
1364 u32 mclk;
1365};
1366
1367struct amdgpu_phase_shedding_limits_table {
1368 u32 count;
1369 struct amdgpu_phase_shedding_limits_entry *entries;
1370};
1371
1372struct amdgpu_uvd_clock_voltage_dependency_entry {
1373 u32 vclk;
1374 u32 dclk;
1375 u16 v;
1376};
1377
1378struct amdgpu_uvd_clock_voltage_dependency_table {
1379 u8 count;
1380 struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
1381};
1382
1383struct amdgpu_vce_clock_voltage_dependency_entry {
1384 u32 ecclk;
1385 u32 evclk;
1386 u16 v;
1387};
1388
1389struct amdgpu_vce_clock_voltage_dependency_table {
1390 u8 count;
1391 struct amdgpu_vce_clock_voltage_dependency_entry *entries;
1392};
1393
1394struct amdgpu_ppm_table {
1395 u8 ppm_design;
1396 u16 cpu_core_number;
1397 u32 platform_tdp;
1398 u32 small_ac_platform_tdp;
1399 u32 platform_tdc;
1400 u32 small_ac_platform_tdc;
1401 u32 apu_tdp;
1402 u32 dgpu_tdp;
1403 u32 dgpu_ulv_power;
1404 u32 tj_max;
1405};
1406
1407struct amdgpu_cac_tdp_table {
1408 u16 tdp;
1409 u16 configurable_tdp;
1410 u16 tdc;
1411 u16 battery_power_limit;
1412 u16 small_power_limit;
1413 u16 low_cac_leakage;
1414 u16 high_cac_leakage;
1415 u16 maximum_power_delivery_limit;
1416};
1417
1418struct amdgpu_dpm_dynamic_state {
1419 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
1420 struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
1421 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
1422 struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1423 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1424 struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1425 struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1426 struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1427 struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1428 struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
1429 struct amdgpu_clock_array valid_sclk_values;
1430 struct amdgpu_clock_array valid_mclk_values;
1431 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
1432 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
1433 u32 mclk_sclk_ratio;
1434 u32 sclk_mclk_delta;
1435 u16 vddc_vddci_delta;
1436 u16 min_vddc_for_pcie_gen2;
1437 struct amdgpu_cac_leakage_table cac_leakage_table;
1438 struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
1439 struct amdgpu_ppm_table *ppm_table;
1440 struct amdgpu_cac_tdp_table *cac_tdp_table;
1441};
1442
1443struct amdgpu_dpm_fan {
1444 u16 t_min;
1445 u16 t_med;
1446 u16 t_high;
1447 u16 pwm_min;
1448 u16 pwm_med;
1449 u16 pwm_high;
1450 u8 t_hyst;
1451 u32 cycle_delay;
1452 u16 t_max;
1453 u8 control_mode;
1454 u16 default_max_fan_pwm;
1455 u16 default_fan_output_sensitivity;
1456 u16 fan_output_sensitivity;
1457 bool ucode_fan_control;
1458};
1459
1460enum amdgpu_pcie_gen {
1461 AMDGPU_PCIE_GEN1 = 0,
1462 AMDGPU_PCIE_GEN2 = 1,
1463 AMDGPU_PCIE_GEN3 = 2,
1464 AMDGPU_PCIE_GEN_INVALID = 0xffff
1465};
1466
1467enum amdgpu_dpm_forced_level {
1468 AMDGPU_DPM_FORCED_LEVEL_AUTO = 0,
1469 AMDGPU_DPM_FORCED_LEVEL_LOW = 1,
1470 AMDGPU_DPM_FORCED_LEVEL_HIGH = 2,
1471 AMDGPU_DPM_FORCED_LEVEL_MANUAL = 3,
1472};
1473
1474struct amdgpu_vce_state {
1475 /* vce clocks */
1476 u32 evclk;
1477 u32 ecclk;
1478 /* gpu clocks */
1479 u32 sclk;
1480 u32 mclk;
1481 u8 clk_idx;
1482 u8 pstate;
1483};
1484
1485struct amdgpu_dpm_funcs {
1486 int (*get_temperature)(struct amdgpu_device *adev);
1487 int (*pre_set_power_state)(struct amdgpu_device *adev);
1488 int (*set_power_state)(struct amdgpu_device *adev);
1489 void (*post_set_power_state)(struct amdgpu_device *adev);
1490 void (*display_configuration_changed)(struct amdgpu_device *adev);
1491 u32 (*get_sclk)(struct amdgpu_device *adev, bool low);
1492 u32 (*get_mclk)(struct amdgpu_device *adev, bool low);
1493 void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps);
1494 void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m);
1495 int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level);
1496 bool (*vblank_too_short)(struct amdgpu_device *adev);
1497 void (*powergate_uvd)(struct amdgpu_device *adev, bool gate);
1498 void (*powergate_vce)(struct amdgpu_device *adev, bool gate);
1499 void (*enable_bapm)(struct amdgpu_device *adev, bool enable);
1500 void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode);
1501 u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
1502 int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
1503 int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
1504};
1505
1506struct amdgpu_dpm {
1507 struct amdgpu_ps *ps;
1508 /* number of valid power states */
1509 int num_ps;
1510 /* current power state that is active */
1511 struct amdgpu_ps *current_ps;
1512 /* requested power state */
1513 struct amdgpu_ps *requested_ps;
1514 /* boot up power state */
1515 struct amdgpu_ps *boot_ps;
1516 /* default uvd power state */
1517 struct amdgpu_ps *uvd_ps;
1518 /* vce requirements */
1519 struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS];
1520 enum amdgpu_vce_level vce_level;
1521 enum amd_pm_state_type state;
1522 enum amd_pm_state_type user_state;
1523 u32 platform_caps;
1524 u32 voltage_response_time;
1525 u32 backbias_response_time;
1526 void *priv;
1527 u32 new_active_crtcs;
1528 int new_active_crtc_count;
1529 u32 current_active_crtcs;
1530 int current_active_crtc_count;
1531 struct amdgpu_dpm_dynamic_state dyn_state;
1532 struct amdgpu_dpm_fan fan;
1533 u32 tdp_limit;
1534 u32 near_tdp_limit;
1535 u32 near_tdp_limit_adjusted;
1536 u32 sq_ramping_threshold;
1537 u32 cac_leakage;
1538 u16 tdp_od_limit;
1539 u32 tdp_adjustment;
1540 u16 load_line_slope;
1541 bool power_control;
1542 bool ac_power;
1543 /* special states active */
1544 bool thermal_active;
1545 bool uvd_active;
1546 bool vce_active;
1547 /* thermal handling */
1548 struct amdgpu_dpm_thermal thermal;
1549 /* forced levels */
1550 enum amdgpu_dpm_forced_level forced_level;
1551};
1552
1553struct amdgpu_pm {
1554 struct mutex mutex;
1555 u32 current_sclk;
1556 u32 current_mclk;
1557 u32 default_sclk;
1558 u32 default_mclk;
1559 struct amdgpu_i2c_chan *i2c_bus;
1560 /* internal thermal controller on rv6xx+ */
1561 enum amdgpu_int_thermal_type int_thermal_type;
1562 struct device *int_hwmon_dev;
1563 /* fan control parameters */
1564 bool no_fan;
1565 u8 fan_pulses_per_revolution;
1566 u8 fan_min_rpm;
1567 u8 fan_max_rpm;
1568 /* dpm */
1569 bool dpm_enabled;
1570 bool sysfs_initialized;
1571 struct amdgpu_dpm dpm;
1572 const struct firmware *fw; /* SMC firmware */
1573 uint32_t fw_version;
1574 const struct amdgpu_dpm_funcs *funcs;
1575 uint32_t pcie_gen_mask;
1576 uint32_t pcie_mlw_mask;
1577 struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */
1578};
1579
1580void amdgpu_get_pcie_info(struct amdgpu_device *adev);
1581
1582/*
1583 * UVD
1584 */
1585#define AMDGPU_MAX_UVD_HANDLES 10
1586#define AMDGPU_UVD_STACK_SIZE (1024*1024)
1587#define AMDGPU_UVD_HEAP_SIZE (1024*1024)
1588#define AMDGPU_UVD_FIRMWARE_OFFSET 256
1589
1590struct amdgpu_uvd {
1591 struct amdgpu_bo *vcpu_bo;
1592 void *cpu_addr;
1593 uint64_t gpu_addr;
1594 unsigned fw_version;
1595 void *saved_bo;
1596 atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
1597 struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
1598 struct delayed_work idle_work;
1599 const struct firmware *fw; /* UVD firmware */
1600 struct amdgpu_ring ring;
1601 struct amdgpu_irq_src irq;
1602 bool address_64_bit;
1603 struct amd_sched_entity entity;
1604};
1605
1606/*
1607 * VCE
1608 */
1609#define AMDGPU_MAX_VCE_HANDLES 16
1610#define AMDGPU_VCE_FIRMWARE_OFFSET 256
1611
1612#define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
1613#define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
1614
1615struct amdgpu_vce {
1616 struct amdgpu_bo *vcpu_bo;
1617 uint64_t gpu_addr;
1618 unsigned fw_version;
1619 unsigned fb_version;
1620 atomic_t handles[AMDGPU_MAX_VCE_HANDLES];
1621 struct drm_file *filp[AMDGPU_MAX_VCE_HANDLES];
1622 uint32_t img_size[AMDGPU_MAX_VCE_HANDLES];
1623 struct delayed_work idle_work;
1624 const struct firmware *fw; /* VCE firmware */
1625 struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
1626 struct amdgpu_irq_src irq;
1627 unsigned harvest_config;
1628 struct amd_sched_entity entity;
1629};
1630
1631/*
1632 * SDMA
1633 */
1634struct amdgpu_sdma_instance {
1635 /* SDMA firmware */
1636 const struct firmware *fw;
1637 uint32_t fw_version;
1638 uint32_t feature_version;
1639
1640 struct amdgpu_ring ring;
1641 bool burst_nop;
1642};
1643
1644struct amdgpu_sdma {
1645 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1646 struct amdgpu_irq_src trap_irq;
1647 struct amdgpu_irq_src illegal_inst_irq;
1648 int num_instances;
1649};
1650
1651/*
1652 * Firmware
1653 */
1654struct amdgpu_firmware {
1655 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1656 bool smu_load;
1657 struct amdgpu_bo *fw_buf;
1658 unsigned int fw_size;
1659};
1660
1661/*
1662 * Benchmarking
1663 */
1664void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1665
1666
1667/*
1668 * Testing
1669 */
1670void amdgpu_test_moves(struct amdgpu_device *adev);
1671void amdgpu_test_ring_sync(struct amdgpu_device *adev,
1672 struct amdgpu_ring *cpA,
1673 struct amdgpu_ring *cpB);
1674void amdgpu_test_syncing(struct amdgpu_device *adev);
1675
1676/*
1677 * MMU Notifier
1678 */
1679#if defined(CONFIG_MMU_NOTIFIER)
1680int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1681void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1682#else
1683static inline int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1684{
1685 return -ENODEV;
1686}
1687static inline void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1688#endif
1689
1690/*
1691 * Debugfs
1692 */
1693struct amdgpu_debugfs {
1694 struct drm_info_list *files;
1695 unsigned num_files;
1696};
1697
1698int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1699 struct drm_info_list *files,
1700 unsigned nfiles);
1701int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1702
1703#if defined(CONFIG_DEBUG_FS)
1704int amdgpu_debugfs_init(struct drm_minor *minor);
1705void amdgpu_debugfs_cleanup(struct drm_minor *minor);
1706#endif
1707
1708/*
1709 * amdgpu smumgr functions
1710 */
1711struct amdgpu_smumgr_funcs {
1712 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1713 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1714 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1715};
1716
1717/*
1718 * amdgpu smumgr
1719 */
1720struct amdgpu_smumgr {
1721 struct amdgpu_bo *toc_buf;
1722 struct amdgpu_bo *smu_buf;
1723 /* asic priv smu data */
1724 void *priv;
1725 spinlock_t smu_lock;
1726 /* smumgr functions */
1727 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1728 /* ucode loading complete flag */
1729 uint32_t fw_flags;
1730};
1731
1732/*
1733 * ASIC specific register table accessible by UMD
1734 */
1735struct amdgpu_allowed_register_entry {
1736 uint32_t reg_offset;
1737 bool untouched;
1738 bool grbm_indexed;
1739};
1740
1741struct amdgpu_cu_info {
1742 uint32_t number; /* total active CU number */
1743 uint32_t ao_cu_mask;
1744 uint32_t bitmap[4][4];
1745};
1746
1747
1748/*
1749 * ASIC specific functions.
1750 */
1751struct amdgpu_asic_funcs {
1752 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1753 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
1754 u8 *bios, u32 length_bytes);
1755 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1756 u32 sh_num, u32 reg_offset, u32 *value);
1757 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1758 int (*reset)(struct amdgpu_device *adev);
1759 /* wait for mc_idle */
1760 int (*wait_for_mc_idle)(struct amdgpu_device *adev);
1761 /* get the reference clock */
1762 u32 (*get_xclk)(struct amdgpu_device *adev);
1763 /* get the gpu clock counter */
1764 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1765 int (*get_cu_info)(struct amdgpu_device *adev, struct amdgpu_cu_info *info);
1766 /* MM block clocks */
1767 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1768 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1769};
1770
1771/*
1772 * IOCTL.
1773 */
1774int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1775 struct drm_file *filp);
1776int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1777 struct drm_file *filp);
1778
1779int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1780 struct drm_file *filp);
1781int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1782 struct drm_file *filp);
1783int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1784 struct drm_file *filp);
1785int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1786 struct drm_file *filp);
1787int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1788 struct drm_file *filp);
1789int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1790 struct drm_file *filp);
1791int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1792int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1793
1794int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1795 struct drm_file *filp);
1796
1797/* VRAM scratch page for HDP bug, default vram page */
1798struct amdgpu_vram_scratch {
1799 struct amdgpu_bo *robj;
1800 volatile uint32_t *ptr;
1801 u64 gpu_addr;
1802};
1803
1804/*
1805 * ACPI
1806 */
1807struct amdgpu_atif_notification_cfg {
1808 bool enabled;
1809 int command_code;
1810};
1811
1812struct amdgpu_atif_notifications {
1813 bool display_switch;
1814 bool expansion_mode_change;
1815 bool thermal_state;
1816 bool forced_power_state;
1817 bool system_power_state;
1818 bool display_conf_change;
1819 bool px_gfx_switch;
1820 bool brightness_change;
1821 bool dgpu_display_event;
1822};
1823
1824struct amdgpu_atif_functions {
1825 bool system_params;
1826 bool sbios_requests;
1827 bool select_active_disp;
1828 bool lid_state;
1829 bool get_tv_standard;
1830 bool set_tv_standard;
1831 bool get_panel_expansion_mode;
1832 bool set_panel_expansion_mode;
1833 bool temperature_change;
1834 bool graphics_device_types;
1835};
1836
1837struct amdgpu_atif {
1838 struct amdgpu_atif_notifications notifications;
1839 struct amdgpu_atif_functions functions;
1840 struct amdgpu_atif_notification_cfg notification_cfg;
1841 struct amdgpu_encoder *encoder_for_bl;
1842};
1843
1844struct amdgpu_atcs_functions {
1845 bool get_ext_state;
1846 bool pcie_perf_req;
1847 bool pcie_dev_rdy;
1848 bool pcie_bus_width;
1849};
1850
1851struct amdgpu_atcs {
1852 struct amdgpu_atcs_functions functions;
1853};
1854
1855/*
1856 * CGS
1857 */
1858void *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1859void amdgpu_cgs_destroy_device(void *cgs_device);
1860
1861
1862/*
1863 * CGS
1864 */
1865void *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1866void amdgpu_cgs_destroy_device(void *cgs_device);
1867
1868
1869/* GPU virtualization */
1870struct amdgpu_virtualization {
1871 bool supports_sr_iov;
1872};
1873
1874/*
1875 * Core structure, functions and helpers.
1876 */
1877typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1878typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1879
1880typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1881typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1882
1883struct amdgpu_ip_block_status {
1884 bool valid;
1885 bool sw;
1886 bool hw;
1887};
1888
1889struct amdgpu_device {
1890 struct device *dev;
1891 struct drm_device *ddev;
1892 struct pci_dev *pdev;
1893
1894#ifdef CONFIG_DRM_AMD_ACP
1895 struct amdgpu_acp acp;
1896#endif
1897
1898 /* ASIC */
1899 enum amd_asic_type asic_type;
1900 uint32_t family;
1901 uint32_t rev_id;
1902 uint32_t external_rev_id;
1903 unsigned long flags;
1904 int usec_timeout;
1905 const struct amdgpu_asic_funcs *asic_funcs;
1906 bool shutdown;
1907 bool suspend;
1908 bool need_dma32;
1909 bool accel_working;
1910 struct work_struct reset_work;
1911 struct notifier_block acpi_nb;
1912 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1913 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1914 unsigned debugfs_count;
1915#if defined(CONFIG_DEBUG_FS)
1916 struct dentry *debugfs_regs;
1917#endif
1918 struct amdgpu_atif atif;
1919 struct amdgpu_atcs atcs;
1920 struct mutex srbm_mutex;
1921 /* GRBM index mutex. Protects concurrent access to GRBM index */
1922 struct mutex grbm_idx_mutex;
1923 struct dev_pm_domain vga_pm_domain;
1924 bool have_disp_power_ref;
1925
1926 /* BIOS */
1927 uint8_t *bios;
1928 bool is_atom_bios;
1929 uint16_t bios_header_start;
1930 struct amdgpu_bo *stollen_vga_memory;
1931 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1932
1933 /* Register/doorbell mmio */
1934 resource_size_t rmmio_base;
1935 resource_size_t rmmio_size;
1936 void __iomem *rmmio;
1937 /* protects concurrent MM_INDEX/DATA based register access */
1938 spinlock_t mmio_idx_lock;
1939 /* protects concurrent SMC based register access */
1940 spinlock_t smc_idx_lock;
1941 amdgpu_rreg_t smc_rreg;
1942 amdgpu_wreg_t smc_wreg;
1943 /* protects concurrent PCIE register access */
1944 spinlock_t pcie_idx_lock;
1945 amdgpu_rreg_t pcie_rreg;
1946 amdgpu_wreg_t pcie_wreg;
1947 /* protects concurrent UVD register access */
1948 spinlock_t uvd_ctx_idx_lock;
1949 amdgpu_rreg_t uvd_ctx_rreg;
1950 amdgpu_wreg_t uvd_ctx_wreg;
1951 /* protects concurrent DIDT register access */
1952 spinlock_t didt_idx_lock;
1953 amdgpu_rreg_t didt_rreg;
1954 amdgpu_wreg_t didt_wreg;
1955 /* protects concurrent ENDPOINT (audio) register access */
1956 spinlock_t audio_endpt_idx_lock;
1957 amdgpu_block_rreg_t audio_endpt_rreg;
1958 amdgpu_block_wreg_t audio_endpt_wreg;
1959 void __iomem *rio_mem;
1960 resource_size_t rio_mem_size;
1961 struct amdgpu_doorbell doorbell;
1962
1963 /* clock/pll info */
1964 struct amdgpu_clock clock;
1965
1966 /* MC */
1967 struct amdgpu_mc mc;
1968 struct amdgpu_gart gart;
1969 struct amdgpu_dummy_page dummy_page;
1970 struct amdgpu_vm_manager vm_manager;
1971
1972 /* memory management */
1973 struct amdgpu_mman mman;
1974 struct amdgpu_vram_scratch vram_scratch;
1975 struct amdgpu_wb wb;
1976 atomic64_t vram_usage;
1977 atomic64_t vram_vis_usage;
1978 atomic64_t gtt_usage;
1979 atomic64_t num_bytes_moved;
1980 atomic_t gpu_reset_counter;
1981
1982 /* display */
1983 struct amdgpu_mode_info mode_info;
1984 struct work_struct hotplug_work;
1985 struct amdgpu_irq_src crtc_irq;
1986 struct amdgpu_irq_src pageflip_irq;
1987 struct amdgpu_irq_src hpd_irq;
1988
1989 /* rings */
1990 unsigned fence_context;
1991 unsigned num_rings;
1992 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
1993 bool ib_pool_ready;
1994 struct amdgpu_sa_manager ring_tmp_bo;
1995
1996 /* interrupts */
1997 struct amdgpu_irq irq;
1998
1999 /* powerplay */
2000 struct amd_powerplay powerplay;
2001 bool pp_enabled;
2002 bool pp_force_state_enabled;
2003
2004 /* dpm */
2005 struct amdgpu_pm pm;
2006 u32 cg_flags;
2007 u32 pg_flags;
2008
2009 /* amdgpu smumgr */
2010 struct amdgpu_smumgr smu;
2011
2012 /* gfx */
2013 struct amdgpu_gfx gfx;
2014
2015 /* sdma */
2016 struct amdgpu_sdma sdma;
2017
2018 /* uvd */
2019 struct amdgpu_uvd uvd;
2020
2021 /* vce */
2022 struct amdgpu_vce vce;
2023
2024 /* firmwares */
2025 struct amdgpu_firmware firmware;
2026
2027 /* GDS */
2028 struct amdgpu_gds gds;
2029
2030 const struct amdgpu_ip_block_version *ip_blocks;
2031 int num_ip_blocks;
2032 struct amdgpu_ip_block_status *ip_block_status;
2033 struct mutex mn_lock;
2034 DECLARE_HASHTABLE(mn_hash, 7);
2035
2036 /* tracking pinned memory */
2037 u64 vram_pin_size;
2038 u64 invisible_pin_size;
2039 u64 gart_pin_size;
2040
2041 /* amdkfd interface */
2042 struct kfd_dev *kfd;
2043
2044 struct amdgpu_virtualization virtualization;
2045};
2046
2047bool amdgpu_device_is_px(struct drm_device *dev);
2048int amdgpu_device_init(struct amdgpu_device *adev,
2049 struct drm_device *ddev,
2050 struct pci_dev *pdev,
2051 uint32_t flags);
2052void amdgpu_device_fini(struct amdgpu_device *adev);
2053int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
2054
2055uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
2056 bool always_indirect);
2057void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
2058 bool always_indirect);
2059u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
2060void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
2061
2062u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
2063void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
2064
2065/*
2066 * Registers read & write functions.
2067 */
2068#define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
2069#define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
2070#define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
2071#define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
2072#define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
2073#define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2074#define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2075#define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
2076#define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
2077#define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
2078#define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
2079#define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
2080#define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
2081#define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
2082#define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
2083#define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
2084#define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
2085#define WREG32_P(reg, val, mask) \
2086 do { \
2087 uint32_t tmp_ = RREG32(reg); \
2088 tmp_ &= (mask); \
2089 tmp_ |= ((val) & ~(mask)); \
2090 WREG32(reg, tmp_); \
2091 } while (0)
2092#define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2093#define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2094#define WREG32_PLL_P(reg, val, mask) \
2095 do { \
2096 uint32_t tmp_ = RREG32_PLL(reg); \
2097 tmp_ &= (mask); \
2098 tmp_ |= ((val) & ~(mask)); \
2099 WREG32_PLL(reg, tmp_); \
2100 } while (0)
2101#define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
2102#define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
2103#define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
2104
2105#define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
2106#define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
2107
2108#define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
2109#define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
2110
2111#define REG_SET_FIELD(orig_val, reg, field, field_val) \
2112 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
2113 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
2114
2115#define REG_GET_FIELD(value, reg, field) \
2116 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
2117
2118/*
2119 * BIOS helpers.
2120 */
2121#define RBIOS8(i) (adev->bios[i])
2122#define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2123#define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2124
2125/*
2126 * RING helpers.
2127 */
2128static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
2129{
2130 if (ring->count_dw <= 0)
2131 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
2132 ring->ring[ring->wptr++] = v;
2133 ring->wptr &= ring->ptr_mask;
2134 ring->count_dw--;
2135}
2136
2137static inline struct amdgpu_sdma_instance *
2138amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
2139{
2140 struct amdgpu_device *adev = ring->adev;
2141 int i;
2142
2143 for (i = 0; i < adev->sdma.num_instances; i++)
2144 if (&adev->sdma.instance[i].ring == ring)
2145 break;
2146
2147 if (i < AMDGPU_MAX_SDMA_INSTANCES)
2148 return &adev->sdma.instance[i];
2149 else
2150 return NULL;
2151}
2152
2153/*
2154 * ASICs macro.
2155 */
2156#define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
2157#define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
2158#define amdgpu_asic_wait_for_mc_idle(adev) (adev)->asic_funcs->wait_for_mc_idle((adev))
2159#define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
2160#define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
2161#define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
2162#define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
2163#define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
2164#define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
2165#define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
2166#define amdgpu_asic_get_cu_info(adev, info) (adev)->asic_funcs->get_cu_info((adev), (info))
2167#define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
2168#define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
2169#define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
2170#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)))
2171#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)))
2172#define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
2173#define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
2174#define amdgpu_ring_test_ib(r) (r)->funcs->test_ib((r))
2175#define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
2176#define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
2177#define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
2178#define amdgpu_ring_emit_ib(r, ib) (r)->funcs->emit_ib((r), (ib))
2179#define amdgpu_ring_emit_pipeline_sync(r) (r)->funcs->emit_pipeline_sync((r))
2180#define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
2181#define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
2182#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))
2183#define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
2184#define amdgpu_ring_emit_hdp_invalidate(r) (r)->funcs->emit_hdp_invalidate((r))
2185#define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
2186#define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
2187#define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
2188#define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
2189#define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
2190#define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
2191#define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
2192#define amdgpu_display_is_display_hung(adev) (adev)->mode_info.funcs->is_display_hung((adev))
2193#define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
2194#define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
2195#define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
2196#define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
2197#define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
2198#define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
2199#define amdgpu_display_page_flip(adev, crtc, base) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base))
2200#define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
2201#define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
2202#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))
2203#define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
2204#define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
2205#define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
2206#define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
2207#define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
2208#define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
2209#define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
2210#define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
2211#define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
2212#define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
2213#define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
2214
2215#define amdgpu_dpm_get_temperature(adev) \
2216 ((adev)->pp_enabled ? \
2217 (adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle) : \
2218 (adev)->pm.funcs->get_temperature((adev)))
2219
2220#define amdgpu_dpm_set_fan_control_mode(adev, m) \
2221 ((adev)->pp_enabled ? \
2222 (adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)) : \
2223 (adev)->pm.funcs->set_fan_control_mode((adev), (m)))
2224
2225#define amdgpu_dpm_get_fan_control_mode(adev) \
2226 ((adev)->pp_enabled ? \
2227 (adev)->powerplay.pp_funcs->get_fan_control_mode((adev)->powerplay.pp_handle) : \
2228 (adev)->pm.funcs->get_fan_control_mode((adev)))
2229
2230#define amdgpu_dpm_set_fan_speed_percent(adev, s) \
2231 ((adev)->pp_enabled ? \
2232 (adev)->powerplay.pp_funcs->set_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
2233 (adev)->pm.funcs->set_fan_speed_percent((adev), (s)))
2234
2235#define amdgpu_dpm_get_fan_speed_percent(adev, s) \
2236 ((adev)->pp_enabled ? \
2237 (adev)->powerplay.pp_funcs->get_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
2238 (adev)->pm.funcs->get_fan_speed_percent((adev), (s)))
2239
2240#define amdgpu_dpm_get_sclk(adev, l) \
2241 ((adev)->pp_enabled ? \
2242 (adev)->powerplay.pp_funcs->get_sclk((adev)->powerplay.pp_handle, (l)) : \
2243 (adev)->pm.funcs->get_sclk((adev), (l)))
2244
2245#define amdgpu_dpm_get_mclk(adev, l) \
2246 ((adev)->pp_enabled ? \
2247 (adev)->powerplay.pp_funcs->get_mclk((adev)->powerplay.pp_handle, (l)) : \
2248 (adev)->pm.funcs->get_mclk((adev), (l)))
2249
2250
2251#define amdgpu_dpm_force_performance_level(adev, l) \
2252 ((adev)->pp_enabled ? \
2253 (adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)) : \
2254 (adev)->pm.funcs->force_performance_level((adev), (l)))
2255
2256#define amdgpu_dpm_powergate_uvd(adev, g) \
2257 ((adev)->pp_enabled ? \
2258 (adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)) : \
2259 (adev)->pm.funcs->powergate_uvd((adev), (g)))
2260
2261#define amdgpu_dpm_powergate_vce(adev, g) \
2262 ((adev)->pp_enabled ? \
2263 (adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)) : \
2264 (adev)->pm.funcs->powergate_vce((adev), (g)))
2265
2266#define amdgpu_dpm_debugfs_print_current_performance_level(adev, m) \
2267 ((adev)->pp_enabled ? \
2268 (adev)->powerplay.pp_funcs->print_current_performance_level((adev)->powerplay.pp_handle, (m)) : \
2269 (adev)->pm.funcs->debugfs_print_current_performance_level((adev), (m)))
2270
2271#define amdgpu_dpm_get_current_power_state(adev) \
2272 (adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle)
2273
2274#define amdgpu_dpm_get_performance_level(adev) \
2275 (adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle)
2276
2277#define amdgpu_dpm_get_pp_num_states(adev, data) \
2278 (adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data)
2279
2280#define amdgpu_dpm_get_pp_table(adev, table) \
2281 (adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table)
2282
2283#define amdgpu_dpm_set_pp_table(adev, buf, size) \
2284 (adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size)
2285
2286#define amdgpu_dpm_print_clock_levels(adev, type, buf) \
2287 (adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf)
2288
2289#define amdgpu_dpm_force_clock_level(adev, type, level) \
2290 (adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level)
2291
2292#define amdgpu_dpm_dispatch_task(adev, event_id, input, output) \
2293 (adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output))
2294
2295#define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
2296
2297/* Common functions */
2298int amdgpu_gpu_reset(struct amdgpu_device *adev);
2299void amdgpu_pci_config_reset(struct amdgpu_device *adev);
2300bool amdgpu_card_posted(struct amdgpu_device *adev);
2301void amdgpu_update_display_priority(struct amdgpu_device *adev);
2302
2303int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
2304int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
2305 u32 ip_instance, u32 ring,
2306 struct amdgpu_ring **out_ring);
2307void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *rbo, u32 domain);
2308bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
2309int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages);
2310int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2311 uint32_t flags);
2312bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
2313struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm);
2314bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
2315 unsigned long end);
2316bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt *ttm,
2317 int *last_invalidated);
2318bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
2319uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
2320 struct ttm_mem_reg *mem);
2321void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
2322void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
2323void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
2324void amdgpu_program_register_sequence(struct amdgpu_device *adev,
2325 const u32 *registers,
2326 const u32 array_size);
2327
2328bool amdgpu_device_is_px(struct drm_device *dev);
2329/* atpx handler */
2330#if defined(CONFIG_VGA_SWITCHEROO)
2331void amdgpu_register_atpx_handler(void);
2332void amdgpu_unregister_atpx_handler(void);
2333#else
2334static inline void amdgpu_register_atpx_handler(void) {}
2335static inline void amdgpu_unregister_atpx_handler(void) {}
2336#endif
2337
2338/*
2339 * KMS
2340 */
2341extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
2342extern int amdgpu_max_kms_ioctl;
2343
2344int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
2345int amdgpu_driver_unload_kms(struct drm_device *dev);
2346void amdgpu_driver_lastclose_kms(struct drm_device *dev);
2347int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
2348void amdgpu_driver_postclose_kms(struct drm_device *dev,
2349 struct drm_file *file_priv);
2350void amdgpu_driver_preclose_kms(struct drm_device *dev,
2351 struct drm_file *file_priv);
2352int amdgpu_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2353int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2354u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
2355int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
2356void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
2357int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
2358 int *max_error,
2359 struct timeval *vblank_time,
2360 unsigned flags);
2361long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
2362 unsigned long arg);
2363
2364/*
2365 * functions used by amdgpu_encoder.c
2366 */
2367struct amdgpu_afmt_acr {
2368 u32 clock;
2369
2370 int n_32khz;
2371 int cts_32khz;
2372
2373 int n_44_1khz;
2374 int cts_44_1khz;
2375
2376 int n_48khz;
2377 int cts_48khz;
2378
2379};
2380
2381struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
2382
2383/* amdgpu_acpi.c */
2384#if defined(CONFIG_ACPI)
2385int amdgpu_acpi_init(struct amdgpu_device *adev);
2386void amdgpu_acpi_fini(struct amdgpu_device *adev);
2387bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
2388int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
2389 u8 perf_req, bool advertise);
2390int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
2391#else
2392static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
2393static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
2394#endif
2395
2396struct amdgpu_bo_va_mapping *
2397amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
2398 uint64_t addr, struct amdgpu_bo **bo);
2399
2400#include "amdgpu_object.h"
2401
2402#endif
1/*
2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Dave Airlie
25 * Alex Deucher
26 * Jerome Glisse
27 */
28#ifndef __AMDGPU_H__
29#define __AMDGPU_H__
30
31#include "amdgpu_ctx.h"
32
33#include <linux/atomic.h>
34#include <linux/wait.h>
35#include <linux/list.h>
36#include <linux/kref.h>
37#include <linux/rbtree.h>
38#include <linux/hashtable.h>
39#include <linux/dma-fence.h>
40
41#include <drm/ttm/ttm_bo_api.h>
42#include <drm/ttm/ttm_bo_driver.h>
43#include <drm/ttm/ttm_placement.h>
44#include <drm/ttm/ttm_module.h>
45#include <drm/ttm/ttm_execbuf_util.h>
46
47#include <drm/amdgpu_drm.h>
48#include <drm/drm_gem.h>
49#include <drm/drm_ioctl.h>
50#include <drm/gpu_scheduler.h>
51
52#include <kgd_kfd_interface.h>
53#include "dm_pp_interface.h"
54#include "kgd_pp_interface.h"
55
56#include "amd_shared.h"
57#include "amdgpu_mode.h"
58#include "amdgpu_ih.h"
59#include "amdgpu_irq.h"
60#include "amdgpu_ucode.h"
61#include "amdgpu_ttm.h"
62#include "amdgpu_psp.h"
63#include "amdgpu_gds.h"
64#include "amdgpu_sync.h"
65#include "amdgpu_ring.h"
66#include "amdgpu_vm.h"
67#include "amdgpu_dpm.h"
68#include "amdgpu_acp.h"
69#include "amdgpu_uvd.h"
70#include "amdgpu_vce.h"
71#include "amdgpu_vcn.h"
72#include "amdgpu_mn.h"
73#include "amdgpu_gmc.h"
74#include "amdgpu_gfx.h"
75#include "amdgpu_sdma.h"
76#include "amdgpu_dm.h"
77#include "amdgpu_virt.h"
78#include "amdgpu_csa.h"
79#include "amdgpu_gart.h"
80#include "amdgpu_debugfs.h"
81#include "amdgpu_job.h"
82#include "amdgpu_bo_list.h"
83#include "amdgpu_gem.h"
84#include "amdgpu_doorbell.h"
85#include "amdgpu_amdkfd.h"
86#include "amdgpu_smu.h"
87#include "amdgpu_discovery.h"
88#include "amdgpu_mes.h"
89#include "amdgpu_umc.h"
90#include "amdgpu_mmhub.h"
91
92#define MAX_GPU_INSTANCE 16
93
94struct amdgpu_gpu_instance
95{
96 struct amdgpu_device *adev;
97 int mgpu_fan_enabled;
98};
99
100struct amdgpu_mgpu_info
101{
102 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE];
103 struct mutex mutex;
104 uint32_t num_gpu;
105 uint32_t num_dgpu;
106 uint32_t num_apu;
107};
108
109/*
110 * Modules parameters.
111 */
112extern int amdgpu_modeset;
113extern int amdgpu_vram_limit;
114extern int amdgpu_vis_vram_limit;
115extern int amdgpu_gart_size;
116extern int amdgpu_gtt_size;
117extern int amdgpu_moverate;
118extern int amdgpu_benchmarking;
119extern int amdgpu_testing;
120extern int amdgpu_audio;
121extern int amdgpu_disp_priority;
122extern int amdgpu_hw_i2c;
123extern int amdgpu_pcie_gen2;
124extern int amdgpu_msi;
125extern int amdgpu_dpm;
126extern int amdgpu_fw_load_type;
127extern int amdgpu_aspm;
128extern int amdgpu_runtime_pm;
129extern uint amdgpu_ip_block_mask;
130extern int amdgpu_bapm;
131extern int amdgpu_deep_color;
132extern int amdgpu_vm_size;
133extern int amdgpu_vm_block_size;
134extern int amdgpu_vm_fragment_size;
135extern int amdgpu_vm_fault_stop;
136extern int amdgpu_vm_debug;
137extern int amdgpu_vm_update_mode;
138extern int amdgpu_dc;
139extern int amdgpu_sched_jobs;
140extern int amdgpu_sched_hw_submission;
141extern uint amdgpu_pcie_gen_cap;
142extern uint amdgpu_pcie_lane_cap;
143extern uint amdgpu_cg_mask;
144extern uint amdgpu_pg_mask;
145extern uint amdgpu_sdma_phase_quantum;
146extern char *amdgpu_disable_cu;
147extern char *amdgpu_virtual_display;
148extern uint amdgpu_pp_feature_mask;
149extern int amdgpu_ngg;
150extern int amdgpu_prim_buf_per_se;
151extern int amdgpu_pos_buf_per_se;
152extern int amdgpu_cntl_sb_buf_per_se;
153extern int amdgpu_param_buf_per_se;
154extern int amdgpu_job_hang_limit;
155extern int amdgpu_lbpw;
156extern int amdgpu_compute_multipipe;
157extern int amdgpu_gpu_recovery;
158extern int amdgpu_emu_mode;
159extern uint amdgpu_smu_memory_pool_size;
160extern uint amdgpu_dc_feature_mask;
161extern uint amdgpu_dm_abm_level;
162extern struct amdgpu_mgpu_info mgpu_info;
163extern int amdgpu_ras_enable;
164extern uint amdgpu_ras_mask;
165extern int amdgpu_async_gfx_ring;
166extern int amdgpu_mcbp;
167extern int amdgpu_discovery;
168extern int amdgpu_mes;
169extern int amdgpu_noretry;
170
171#ifdef CONFIG_DRM_AMDGPU_SI
172extern int amdgpu_si_support;
173#endif
174#ifdef CONFIG_DRM_AMDGPU_CIK
175extern int amdgpu_cik_support;
176#endif
177
178#define AMDGPU_VM_MAX_NUM_CTX 4096
179#define AMDGPU_SG_THRESHOLD (256*1024*1024)
180#define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
181#define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
182#define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
183#define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
184/* AMDGPU_IB_POOL_SIZE must be a power of 2 */
185#define AMDGPU_IB_POOL_SIZE 16
186#define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
187#define AMDGPUFB_CONN_LIMIT 4
188#define AMDGPU_BIOS_NUM_SCRATCH 16
189
190/* hard reset data */
191#define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
192
193/* reset flags */
194#define AMDGPU_RESET_GFX (1 << 0)
195#define AMDGPU_RESET_COMPUTE (1 << 1)
196#define AMDGPU_RESET_DMA (1 << 2)
197#define AMDGPU_RESET_CP (1 << 3)
198#define AMDGPU_RESET_GRBM (1 << 4)
199#define AMDGPU_RESET_DMA1 (1 << 5)
200#define AMDGPU_RESET_RLC (1 << 6)
201#define AMDGPU_RESET_SEM (1 << 7)
202#define AMDGPU_RESET_IH (1 << 8)
203#define AMDGPU_RESET_VMC (1 << 9)
204#define AMDGPU_RESET_MC (1 << 10)
205#define AMDGPU_RESET_DISPLAY (1 << 11)
206#define AMDGPU_RESET_UVD (1 << 12)
207#define AMDGPU_RESET_VCE (1 << 13)
208#define AMDGPU_RESET_VCE1 (1 << 14)
209
210/* max cursor sizes (in pixels) */
211#define CIK_CURSOR_WIDTH 128
212#define CIK_CURSOR_HEIGHT 128
213
214struct amdgpu_device;
215struct amdgpu_ib;
216struct amdgpu_cs_parser;
217struct amdgpu_job;
218struct amdgpu_irq_src;
219struct amdgpu_fpriv;
220struct amdgpu_bo_va_mapping;
221struct amdgpu_atif;
222struct kfd_vm_fault_info;
223
224enum amdgpu_cp_irq {
225 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
226 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
227 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
228 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
229 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
230 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
231 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
232 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
233 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
234 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
235
236 AMDGPU_CP_IRQ_LAST
237};
238
239enum amdgpu_thermal_irq {
240 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
241 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
242
243 AMDGPU_THERMAL_IRQ_LAST
244};
245
246enum amdgpu_kiq_irq {
247 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
248 AMDGPU_CP_KIQ_IRQ_LAST
249};
250
251#define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
252#define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
253#define MAX_KIQ_REG_TRY 80 /* 20 -> 80 */
254
255int amdgpu_device_ip_set_clockgating_state(void *dev,
256 enum amd_ip_block_type block_type,
257 enum amd_clockgating_state state);
258int amdgpu_device_ip_set_powergating_state(void *dev,
259 enum amd_ip_block_type block_type,
260 enum amd_powergating_state state);
261void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
262 u32 *flags);
263int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
264 enum amd_ip_block_type block_type);
265bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
266 enum amd_ip_block_type block_type);
267
268#define AMDGPU_MAX_IP_NUM 16
269
270struct amdgpu_ip_block_status {
271 bool valid;
272 bool sw;
273 bool hw;
274 bool late_initialized;
275 bool hang;
276};
277
278struct amdgpu_ip_block_version {
279 const enum amd_ip_block_type type;
280 const u32 major;
281 const u32 minor;
282 const u32 rev;
283 const struct amd_ip_funcs *funcs;
284};
285
286struct amdgpu_ip_block {
287 struct amdgpu_ip_block_status status;
288 const struct amdgpu_ip_block_version *version;
289};
290
291int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
292 enum amd_ip_block_type type,
293 u32 major, u32 minor);
294
295struct amdgpu_ip_block *
296amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
297 enum amd_ip_block_type type);
298
299int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
300 const struct amdgpu_ip_block_version *ip_block_version);
301
302/*
303 * BIOS.
304 */
305bool amdgpu_get_bios(struct amdgpu_device *adev);
306bool amdgpu_read_bios(struct amdgpu_device *adev);
307
308/*
309 * Clocks
310 */
311
312#define AMDGPU_MAX_PPLL 3
313
314struct amdgpu_clock {
315 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
316 struct amdgpu_pll spll;
317 struct amdgpu_pll mpll;
318 /* 10 Khz units */
319 uint32_t default_mclk;
320 uint32_t default_sclk;
321 uint32_t default_dispclk;
322 uint32_t current_dispclk;
323 uint32_t dp_extclk;
324 uint32_t max_pixel_clock;
325};
326
327/* sub-allocation manager, it has to be protected by another lock.
328 * By conception this is an helper for other part of the driver
329 * like the indirect buffer or semaphore, which both have their
330 * locking.
331 *
332 * Principe is simple, we keep a list of sub allocation in offset
333 * order (first entry has offset == 0, last entry has the highest
334 * offset).
335 *
336 * When allocating new object we first check if there is room at
337 * the end total_size - (last_object_offset + last_object_size) >=
338 * alloc_size. If so we allocate new object there.
339 *
340 * When there is not enough room at the end, we start waiting for
341 * each sub object until we reach object_offset+object_size >=
342 * alloc_size, this object then become the sub object we return.
343 *
344 * Alignment can't be bigger than page size.
345 *
346 * Hole are not considered for allocation to keep things simple.
347 * Assumption is that there won't be hole (all object on same
348 * alignment).
349 */
350
351#define AMDGPU_SA_NUM_FENCE_LISTS 32
352
353struct amdgpu_sa_manager {
354 wait_queue_head_t wq;
355 struct amdgpu_bo *bo;
356 struct list_head *hole;
357 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
358 struct list_head olist;
359 unsigned size;
360 uint64_t gpu_addr;
361 void *cpu_ptr;
362 uint32_t domain;
363 uint32_t align;
364};
365
366/* sub-allocation buffer */
367struct amdgpu_sa_bo {
368 struct list_head olist;
369 struct list_head flist;
370 struct amdgpu_sa_manager *manager;
371 unsigned soffset;
372 unsigned eoffset;
373 struct dma_fence *fence;
374};
375
376int amdgpu_fence_slab_init(void);
377void amdgpu_fence_slab_fini(void);
378
379/*
380 * IRQS.
381 */
382
383struct amdgpu_flip_work {
384 struct delayed_work flip_work;
385 struct work_struct unpin_work;
386 struct amdgpu_device *adev;
387 int crtc_id;
388 u32 target_vblank;
389 uint64_t base;
390 struct drm_pending_vblank_event *event;
391 struct amdgpu_bo *old_abo;
392 struct dma_fence *excl;
393 unsigned shared_count;
394 struct dma_fence **shared;
395 struct dma_fence_cb cb;
396 bool async;
397};
398
399
400/*
401 * CP & rings.
402 */
403
404struct amdgpu_ib {
405 struct amdgpu_sa_bo *sa_bo;
406 uint32_t length_dw;
407 uint64_t gpu_addr;
408 uint32_t *ptr;
409 uint32_t flags;
410};
411
412extern const struct drm_sched_backend_ops amdgpu_sched_ops;
413
414/*
415 * file private structure
416 */
417
418struct amdgpu_fpriv {
419 struct amdgpu_vm vm;
420 struct amdgpu_bo_va *prt_va;
421 struct amdgpu_bo_va *csa_va;
422 struct mutex bo_list_lock;
423 struct idr bo_list_handles;
424 struct amdgpu_ctx_mgr ctx_mgr;
425};
426
427int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
428int amdgpu_device_get_job_timeout_settings(struct amdgpu_device *adev);
429
430int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
431 unsigned size, struct amdgpu_ib *ib);
432void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
433 struct dma_fence *f);
434int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
435 struct amdgpu_ib *ibs, struct amdgpu_job *job,
436 struct dma_fence **f);
437int amdgpu_ib_pool_init(struct amdgpu_device *adev);
438void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
439int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
440
441/*
442 * CS.
443 */
444struct amdgpu_cs_chunk {
445 uint32_t chunk_id;
446 uint32_t length_dw;
447 void *kdata;
448};
449
450struct amdgpu_cs_post_dep {
451 struct drm_syncobj *syncobj;
452 struct dma_fence_chain *chain;
453 u64 point;
454};
455
456struct amdgpu_cs_parser {
457 struct amdgpu_device *adev;
458 struct drm_file *filp;
459 struct amdgpu_ctx *ctx;
460
461 /* chunks */
462 unsigned nchunks;
463 struct amdgpu_cs_chunk *chunks;
464
465 /* scheduler job object */
466 struct amdgpu_job *job;
467 struct drm_sched_entity *entity;
468
469 /* buffer objects */
470 struct ww_acquire_ctx ticket;
471 struct amdgpu_bo_list *bo_list;
472 struct amdgpu_mn *mn;
473 struct amdgpu_bo_list_entry vm_pd;
474 struct list_head validated;
475 struct dma_fence *fence;
476 uint64_t bytes_moved_threshold;
477 uint64_t bytes_moved_vis_threshold;
478 uint64_t bytes_moved;
479 uint64_t bytes_moved_vis;
480 struct amdgpu_bo_list_entry *evictable;
481
482 /* user fence */
483 struct amdgpu_bo_list_entry uf_entry;
484
485 unsigned num_post_deps;
486 struct amdgpu_cs_post_dep *post_deps;
487};
488
489static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
490 uint32_t ib_idx, int idx)
491{
492 return p->job->ibs[ib_idx].ptr[idx];
493}
494
495static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
496 uint32_t ib_idx, int idx,
497 uint32_t value)
498{
499 p->job->ibs[ib_idx].ptr[idx] = value;
500}
501
502/*
503 * Writeback
504 */
505#define AMDGPU_MAX_WB 128 /* Reserve at most 128 WB slots for amdgpu-owned rings. */
506
507struct amdgpu_wb {
508 struct amdgpu_bo *wb_obj;
509 volatile uint32_t *wb;
510 uint64_t gpu_addr;
511 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
512 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
513};
514
515int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
516void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
517
518/*
519 * Benchmarking
520 */
521void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
522
523
524/*
525 * Testing
526 */
527void amdgpu_test_moves(struct amdgpu_device *adev);
528
529/*
530 * ASIC specific register table accessible by UMD
531 */
532struct amdgpu_allowed_register_entry {
533 uint32_t reg_offset;
534 bool grbm_indexed;
535};
536
537enum amd_reset_method {
538 AMD_RESET_METHOD_LEGACY = 0,
539 AMD_RESET_METHOD_MODE0,
540 AMD_RESET_METHOD_MODE1,
541 AMD_RESET_METHOD_MODE2,
542 AMD_RESET_METHOD_BACO
543};
544
545/*
546 * ASIC specific functions.
547 */
548struct amdgpu_asic_funcs {
549 bool (*read_disabled_bios)(struct amdgpu_device *adev);
550 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
551 u8 *bios, u32 length_bytes);
552 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
553 u32 sh_num, u32 reg_offset, u32 *value);
554 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
555 int (*reset)(struct amdgpu_device *adev);
556 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
557 /* get the reference clock */
558 u32 (*get_xclk)(struct amdgpu_device *adev);
559 /* MM block clocks */
560 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
561 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
562 /* static power management */
563 int (*get_pcie_lanes)(struct amdgpu_device *adev);
564 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
565 /* get config memsize register */
566 u32 (*get_config_memsize)(struct amdgpu_device *adev);
567 /* flush hdp write queue */
568 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
569 /* invalidate hdp read cache */
570 void (*invalidate_hdp)(struct amdgpu_device *adev,
571 struct amdgpu_ring *ring);
572 /* check if the asic needs a full reset of if soft reset will work */
573 bool (*need_full_reset)(struct amdgpu_device *adev);
574 /* initialize doorbell layout for specific asic*/
575 void (*init_doorbell_index)(struct amdgpu_device *adev);
576 /* PCIe bandwidth usage */
577 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
578 uint64_t *count1);
579 /* do we need to reset the asic at init time (e.g., kexec) */
580 bool (*need_reset_on_init)(struct amdgpu_device *adev);
581 /* PCIe replay counter */
582 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
583};
584
585/*
586 * IOCTL.
587 */
588int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
589 struct drm_file *filp);
590
591int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
592int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
593 struct drm_file *filp);
594int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
595int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
596 struct drm_file *filp);
597
598/* VRAM scratch page for HDP bug, default vram page */
599struct amdgpu_vram_scratch {
600 struct amdgpu_bo *robj;
601 volatile uint32_t *ptr;
602 u64 gpu_addr;
603};
604
605/*
606 * ACPI
607 */
608struct amdgpu_atcs_functions {
609 bool get_ext_state;
610 bool pcie_perf_req;
611 bool pcie_dev_rdy;
612 bool pcie_bus_width;
613};
614
615struct amdgpu_atcs {
616 struct amdgpu_atcs_functions functions;
617};
618
619/*
620 * Firmware VRAM reservation
621 */
622struct amdgpu_fw_vram_usage {
623 u64 start_offset;
624 u64 size;
625 struct amdgpu_bo *reserved_bo;
626 void *va;
627};
628
629/*
630 * CGS
631 */
632struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
633void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
634
635/*
636 * Core structure, functions and helpers.
637 */
638typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
639typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
640
641typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
642typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
643
644typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
645typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
646
647
648/*
649 * amdgpu nbio functions
650 *
651 */
652struct nbio_hdp_flush_reg {
653 u32 ref_and_mask_cp0;
654 u32 ref_and_mask_cp1;
655 u32 ref_and_mask_cp2;
656 u32 ref_and_mask_cp3;
657 u32 ref_and_mask_cp4;
658 u32 ref_and_mask_cp5;
659 u32 ref_and_mask_cp6;
660 u32 ref_and_mask_cp7;
661 u32 ref_and_mask_cp8;
662 u32 ref_and_mask_cp9;
663 u32 ref_and_mask_sdma0;
664 u32 ref_and_mask_sdma1;
665 u32 ref_and_mask_sdma2;
666 u32 ref_and_mask_sdma3;
667 u32 ref_and_mask_sdma4;
668 u32 ref_and_mask_sdma5;
669 u32 ref_and_mask_sdma6;
670 u32 ref_and_mask_sdma7;
671};
672
673struct amdgpu_mmio_remap {
674 u32 reg_offset;
675 resource_size_t bus_addr;
676};
677
678struct amdgpu_nbio_funcs {
679 const struct nbio_hdp_flush_reg *hdp_flush_reg;
680 u32 (*get_hdp_flush_req_offset)(struct amdgpu_device *adev);
681 u32 (*get_hdp_flush_done_offset)(struct amdgpu_device *adev);
682 u32 (*get_pcie_index_offset)(struct amdgpu_device *adev);
683 u32 (*get_pcie_data_offset)(struct amdgpu_device *adev);
684 u32 (*get_rev_id)(struct amdgpu_device *adev);
685 void (*mc_access_enable)(struct amdgpu_device *adev, bool enable);
686 void (*hdp_flush)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
687 u32 (*get_memsize)(struct amdgpu_device *adev);
688 void (*sdma_doorbell_range)(struct amdgpu_device *adev, int instance,
689 bool use_doorbell, int doorbell_index, int doorbell_size);
690 void (*vcn_doorbell_range)(struct amdgpu_device *adev, bool use_doorbell,
691 int doorbell_index, int instance);
692 void (*enable_doorbell_aperture)(struct amdgpu_device *adev,
693 bool enable);
694 void (*enable_doorbell_selfring_aperture)(struct amdgpu_device *adev,
695 bool enable);
696 void (*ih_doorbell_range)(struct amdgpu_device *adev,
697 bool use_doorbell, int doorbell_index);
698 void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev,
699 bool enable);
700 void (*update_medium_grain_light_sleep)(struct amdgpu_device *adev,
701 bool enable);
702 void (*get_clockgating_state)(struct amdgpu_device *adev,
703 u32 *flags);
704 void (*ih_control)(struct amdgpu_device *adev);
705 void (*init_registers)(struct amdgpu_device *adev);
706 void (*detect_hw_virt)(struct amdgpu_device *adev);
707 void (*remap_hdp_registers)(struct amdgpu_device *adev);
708};
709
710struct amdgpu_df_funcs {
711 void (*sw_init)(struct amdgpu_device *adev);
712 void (*enable_broadcast_mode)(struct amdgpu_device *adev,
713 bool enable);
714 u32 (*get_fb_channel_number)(struct amdgpu_device *adev);
715 u32 (*get_hbm_channel_number)(struct amdgpu_device *adev);
716 void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev,
717 bool enable);
718 void (*get_clockgating_state)(struct amdgpu_device *adev,
719 u32 *flags);
720 void (*enable_ecc_force_par_wr_rmw)(struct amdgpu_device *adev,
721 bool enable);
722 int (*pmc_start)(struct amdgpu_device *adev, uint64_t config,
723 int is_enable);
724 int (*pmc_stop)(struct amdgpu_device *adev, uint64_t config,
725 int is_disable);
726 void (*pmc_get_count)(struct amdgpu_device *adev, uint64_t config,
727 uint64_t *count);
728 uint64_t (*get_fica)(struct amdgpu_device *adev, uint32_t ficaa_val);
729 void (*set_fica)(struct amdgpu_device *adev, uint32_t ficaa_val,
730 uint32_t ficadl_val, uint32_t ficadh_val);
731};
732/* Define the HW IP blocks will be used in driver , add more if necessary */
733enum amd_hw_ip_block_type {
734 GC_HWIP = 1,
735 HDP_HWIP,
736 SDMA0_HWIP,
737 SDMA1_HWIP,
738 SDMA2_HWIP,
739 SDMA3_HWIP,
740 SDMA4_HWIP,
741 SDMA5_HWIP,
742 SDMA6_HWIP,
743 SDMA7_HWIP,
744 MMHUB_HWIP,
745 ATHUB_HWIP,
746 NBIO_HWIP,
747 MP0_HWIP,
748 MP1_HWIP,
749 UVD_HWIP,
750 VCN_HWIP = UVD_HWIP,
751 VCE_HWIP,
752 DF_HWIP,
753 DCE_HWIP,
754 OSSSYS_HWIP,
755 SMUIO_HWIP,
756 PWR_HWIP,
757 NBIF_HWIP,
758 THM_HWIP,
759 CLK_HWIP,
760 UMC_HWIP,
761 RSMU_HWIP,
762 MAX_HWIP
763};
764
765#define HWIP_MAX_INSTANCE 8
766
767struct amd_powerplay {
768 void *pp_handle;
769 const struct amd_pm_funcs *pp_funcs;
770};
771
772#define AMDGPU_RESET_MAGIC_NUM 64
773#define AMDGPU_MAX_DF_PERFMONS 4
774struct amdgpu_device {
775 struct device *dev;
776 struct drm_device *ddev;
777 struct pci_dev *pdev;
778
779#ifdef CONFIG_DRM_AMD_ACP
780 struct amdgpu_acp acp;
781#endif
782
783 /* ASIC */
784 enum amd_asic_type asic_type;
785 uint32_t family;
786 uint32_t rev_id;
787 uint32_t external_rev_id;
788 unsigned long flags;
789 int usec_timeout;
790 const struct amdgpu_asic_funcs *asic_funcs;
791 bool shutdown;
792 bool need_swiotlb;
793 bool accel_working;
794 struct notifier_block acpi_nb;
795 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
796 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
797 unsigned debugfs_count;
798#if defined(CONFIG_DEBUG_FS)
799 struct dentry *debugfs_preempt;
800 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
801#endif
802 struct amdgpu_atif *atif;
803 struct amdgpu_atcs atcs;
804 struct mutex srbm_mutex;
805 /* GRBM index mutex. Protects concurrent access to GRBM index */
806 struct mutex grbm_idx_mutex;
807 struct dev_pm_domain vga_pm_domain;
808 bool have_disp_power_ref;
809 bool have_atomics_support;
810
811 /* BIOS */
812 bool is_atom_fw;
813 uint8_t *bios;
814 uint32_t bios_size;
815 struct amdgpu_bo *stolen_vga_memory;
816 uint32_t bios_scratch_reg_offset;
817 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
818
819 /* Register/doorbell mmio */
820 resource_size_t rmmio_base;
821 resource_size_t rmmio_size;
822 void __iomem *rmmio;
823 /* protects concurrent MM_INDEX/DATA based register access */
824 spinlock_t mmio_idx_lock;
825 struct amdgpu_mmio_remap rmmio_remap;
826 /* protects concurrent SMC based register access */
827 spinlock_t smc_idx_lock;
828 amdgpu_rreg_t smc_rreg;
829 amdgpu_wreg_t smc_wreg;
830 /* protects concurrent PCIE register access */
831 spinlock_t pcie_idx_lock;
832 amdgpu_rreg_t pcie_rreg;
833 amdgpu_wreg_t pcie_wreg;
834 amdgpu_rreg_t pciep_rreg;
835 amdgpu_wreg_t pciep_wreg;
836 amdgpu_rreg64_t pcie_rreg64;
837 amdgpu_wreg64_t pcie_wreg64;
838 /* protects concurrent UVD register access */
839 spinlock_t uvd_ctx_idx_lock;
840 amdgpu_rreg_t uvd_ctx_rreg;
841 amdgpu_wreg_t uvd_ctx_wreg;
842 /* protects concurrent DIDT register access */
843 spinlock_t didt_idx_lock;
844 amdgpu_rreg_t didt_rreg;
845 amdgpu_wreg_t didt_wreg;
846 /* protects concurrent gc_cac register access */
847 spinlock_t gc_cac_idx_lock;
848 amdgpu_rreg_t gc_cac_rreg;
849 amdgpu_wreg_t gc_cac_wreg;
850 /* protects concurrent se_cac register access */
851 spinlock_t se_cac_idx_lock;
852 amdgpu_rreg_t se_cac_rreg;
853 amdgpu_wreg_t se_cac_wreg;
854 /* protects concurrent ENDPOINT (audio) register access */
855 spinlock_t audio_endpt_idx_lock;
856 amdgpu_block_rreg_t audio_endpt_rreg;
857 amdgpu_block_wreg_t audio_endpt_wreg;
858 void __iomem *rio_mem;
859 resource_size_t rio_mem_size;
860 struct amdgpu_doorbell doorbell;
861
862 /* clock/pll info */
863 struct amdgpu_clock clock;
864
865 /* MC */
866 struct amdgpu_gmc gmc;
867 struct amdgpu_gart gart;
868 dma_addr_t dummy_page_addr;
869 struct amdgpu_vm_manager vm_manager;
870 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
871 unsigned num_vmhubs;
872
873 /* memory management */
874 struct amdgpu_mman mman;
875 struct amdgpu_vram_scratch vram_scratch;
876 struct amdgpu_wb wb;
877 atomic64_t num_bytes_moved;
878 atomic64_t num_evictions;
879 atomic64_t num_vram_cpu_page_faults;
880 atomic_t gpu_reset_counter;
881 atomic_t vram_lost_counter;
882
883 /* data for buffer migration throttling */
884 struct {
885 spinlock_t lock;
886 s64 last_update_us;
887 s64 accum_us; /* accumulated microseconds */
888 s64 accum_us_vis; /* for visible VRAM */
889 u32 log2_max_MBps;
890 } mm_stats;
891
892 /* display */
893 bool enable_virtual_display;
894 struct amdgpu_mode_info mode_info;
895 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
896 struct work_struct hotplug_work;
897 struct amdgpu_irq_src crtc_irq;
898 struct amdgpu_irq_src vupdate_irq;
899 struct amdgpu_irq_src pageflip_irq;
900 struct amdgpu_irq_src hpd_irq;
901
902 /* rings */
903 u64 fence_context;
904 unsigned num_rings;
905 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
906 bool ib_pool_ready;
907 struct amdgpu_sa_manager ring_tmp_bo;
908
909 /* interrupts */
910 struct amdgpu_irq irq;
911
912 /* powerplay */
913 struct amd_powerplay powerplay;
914 bool pp_force_state_enabled;
915
916 /* smu */
917 struct smu_context smu;
918
919 /* dpm */
920 struct amdgpu_pm pm;
921 u32 cg_flags;
922 u32 pg_flags;
923
924 /* gfx */
925 struct amdgpu_gfx gfx;
926
927 /* sdma */
928 struct amdgpu_sdma sdma;
929
930 /* uvd */
931 struct amdgpu_uvd uvd;
932
933 /* vce */
934 struct amdgpu_vce vce;
935
936 /* vcn */
937 struct amdgpu_vcn vcn;
938
939 /* firmwares */
940 struct amdgpu_firmware firmware;
941
942 /* PSP */
943 struct psp_context psp;
944
945 /* GDS */
946 struct amdgpu_gds gds;
947
948 /* KFD */
949 struct amdgpu_kfd_dev kfd;
950
951 /* UMC */
952 struct amdgpu_umc umc;
953
954 /* display related functionality */
955 struct amdgpu_display_manager dm;
956
957 /* discovery */
958 uint8_t *discovery;
959
960 /* mes */
961 bool enable_mes;
962 struct amdgpu_mes mes;
963
964 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
965 int num_ip_blocks;
966 struct mutex mn_lock;
967 DECLARE_HASHTABLE(mn_hash, 7);
968
969 /* tracking pinned memory */
970 atomic64_t vram_pin_size;
971 atomic64_t visible_pin_size;
972 atomic64_t gart_pin_size;
973
974 /* soc15 register offset based on ip, instance and segment */
975 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
976
977 const struct amdgpu_nbio_funcs *nbio_funcs;
978 const struct amdgpu_df_funcs *df_funcs;
979 const struct amdgpu_mmhub_funcs *mmhub_funcs;
980
981 /* delayed work_func for deferring clockgating during resume */
982 struct delayed_work delayed_init_work;
983
984 struct amdgpu_virt virt;
985 /* firmware VRAM reservation */
986 struct amdgpu_fw_vram_usage fw_vram_usage;
987
988 /* link all shadow bo */
989 struct list_head shadow_list;
990 struct mutex shadow_list_lock;
991 /* keep an lru list of rings by HW IP */
992 struct list_head ring_lru_list;
993 spinlock_t ring_lru_list_lock;
994
995 /* record hw reset is performed */
996 bool has_hw_reset;
997 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
998
999 /* s3/s4 mask */
1000 bool in_suspend;
1001
1002 /* record last mm index being written through WREG32*/
1003 unsigned long last_mm_index;
1004 bool in_gpu_reset;
1005 enum pp_mp1_state mp1_state;
1006 struct mutex lock_reset;
1007 struct amdgpu_doorbell_index doorbell_index;
1008
1009 int asic_reset_res;
1010 struct work_struct xgmi_reset_work;
1011
1012 bool in_baco_reset;
1013
1014 long gfx_timeout;
1015 long sdma_timeout;
1016 long video_timeout;
1017 long compute_timeout;
1018
1019 uint64_t unique_id;
1020 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1021};
1022
1023static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1024{
1025 return container_of(bdev, struct amdgpu_device, mman.bdev);
1026}
1027
1028int amdgpu_device_init(struct amdgpu_device *adev,
1029 struct drm_device *ddev,
1030 struct pci_dev *pdev,
1031 uint32_t flags);
1032void amdgpu_device_fini(struct amdgpu_device *adev);
1033int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1034
1035uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
1036 uint32_t acc_flags);
1037void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
1038 uint32_t acc_flags);
1039void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1040uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1041
1042u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1043void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1044
1045bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1046bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1047
1048int emu_soc_asic_init(struct amdgpu_device *adev);
1049
1050/*
1051 * Registers read & write functions.
1052 */
1053
1054#define AMDGPU_REGS_IDX (1<<0)
1055#define AMDGPU_REGS_NO_KIQ (1<<1)
1056
1057#define RREG32_NO_KIQ(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1058#define WREG32_NO_KIQ(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1059
1060#define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1061#define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1062
1063#define RREG32(reg) amdgpu_mm_rreg(adev, (reg), 0)
1064#define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_IDX)
1065#define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), 0))
1066#define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), 0)
1067#define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_IDX)
1068#define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1069#define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1070#define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1071#define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1072#define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1073#define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1074#define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1075#define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1076#define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1077#define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1078#define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1079#define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1080#define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1081#define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1082#define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1083#define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1084#define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1085#define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1086#define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1087#define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1088#define WREG32_P(reg, val, mask) \
1089 do { \
1090 uint32_t tmp_ = RREG32(reg); \
1091 tmp_ &= (mask); \
1092 tmp_ |= ((val) & ~(mask)); \
1093 WREG32(reg, tmp_); \
1094 } while (0)
1095#define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1096#define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1097#define WREG32_PLL_P(reg, val, mask) \
1098 do { \
1099 uint32_t tmp_ = RREG32_PLL(reg); \
1100 tmp_ &= (mask); \
1101 tmp_ |= ((val) & ~(mask)); \
1102 WREG32_PLL(reg, tmp_); \
1103 } while (0)
1104#define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
1105#define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1106#define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1107
1108#define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1109#define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1110
1111#define REG_SET_FIELD(orig_val, reg, field, field_val) \
1112 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1113 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1114
1115#define REG_GET_FIELD(value, reg, field) \
1116 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1117
1118#define WREG32_FIELD(reg, field, val) \
1119 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1120
1121#define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1122 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1123
1124/*
1125 * BIOS helpers.
1126 */
1127#define RBIOS8(i) (adev->bios[i])
1128#define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1129#define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1130
1131/*
1132 * ASICs macro.
1133 */
1134#define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1135#define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1136#define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1137#define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1138#define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1139#define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1140#define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1141#define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1142#define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1143#define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1144#define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1145#define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1146#define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1147#define amdgpu_asic_flush_hdp(adev, r) (adev)->asic_funcs->flush_hdp((adev), (r))
1148#define amdgpu_asic_invalidate_hdp(adev, r) (adev)->asic_funcs->invalidate_hdp((adev), (r))
1149#define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1150#define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1151#define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1152#define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1153#define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1154#define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1155
1156/* Common functions */
1157bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1158int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1159 struct amdgpu_job* job);
1160void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1161bool amdgpu_device_need_post(struct amdgpu_device *adev);
1162
1163void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1164 u64 num_vis_bytes);
1165int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1166void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1167 const u32 *registers,
1168 const u32 array_size);
1169
1170bool amdgpu_device_is_px(struct drm_device *dev);
1171bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1172 struct amdgpu_device *peer_adev);
1173
1174/* atpx handler */
1175#if defined(CONFIG_VGA_SWITCHEROO)
1176void amdgpu_register_atpx_handler(void);
1177void amdgpu_unregister_atpx_handler(void);
1178bool amdgpu_has_atpx_dgpu_power_cntl(void);
1179bool amdgpu_is_atpx_hybrid(void);
1180bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1181bool amdgpu_has_atpx(void);
1182#else
1183static inline void amdgpu_register_atpx_handler(void) {}
1184static inline void amdgpu_unregister_atpx_handler(void) {}
1185static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1186static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1187static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1188static inline bool amdgpu_has_atpx(void) { return false; }
1189#endif
1190
1191#if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1192void *amdgpu_atpx_get_dhandle(void);
1193#else
1194static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1195#endif
1196
1197/*
1198 * KMS
1199 */
1200extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1201extern const int amdgpu_max_kms_ioctl;
1202
1203int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
1204void amdgpu_driver_unload_kms(struct drm_device *dev);
1205void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1206int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1207void amdgpu_driver_postclose_kms(struct drm_device *dev,
1208 struct drm_file *file_priv);
1209int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1210int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);
1211int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);
1212u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
1213int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1214void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1215long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1216 unsigned long arg);
1217
1218/*
1219 * functions used by amdgpu_encoder.c
1220 */
1221struct amdgpu_afmt_acr {
1222 u32 clock;
1223
1224 int n_32khz;
1225 int cts_32khz;
1226
1227 int n_44_1khz;
1228 int cts_44_1khz;
1229
1230 int n_48khz;
1231 int cts_48khz;
1232
1233};
1234
1235struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1236
1237/* amdgpu_acpi.c */
1238#if defined(CONFIG_ACPI)
1239int amdgpu_acpi_init(struct amdgpu_device *adev);
1240void amdgpu_acpi_fini(struct amdgpu_device *adev);
1241bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1242int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1243 u8 perf_req, bool advertise);
1244int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1245
1246void amdgpu_acpi_get_backlight_caps(struct amdgpu_device *adev,
1247 struct amdgpu_dm_backlight_caps *caps);
1248#else
1249static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1250static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1251#endif
1252
1253int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1254 uint64_t addr, struct amdgpu_bo **bo,
1255 struct amdgpu_bo_va_mapping **mapping);
1256
1257#if defined(CONFIG_DRM_AMD_DC)
1258int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1259#else
1260static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1261#endif
1262
1263
1264void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1265void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1266
1267#include "amdgpu_object.h"
1268
1269/* used by df_v3_6.c and amdgpu_pmu.c */
1270#define AMDGPU_PMU_ATTR(_name, _object) \
1271static ssize_t \
1272_name##_show(struct device *dev, \
1273 struct device_attribute *attr, \
1274 char *page) \
1275{ \
1276 BUILD_BUG_ON(sizeof(_object) >= PAGE_SIZE - 1); \
1277 return sprintf(page, _object "\n"); \
1278} \
1279 \
1280static struct device_attribute pmu_attr_##_name = __ATTR_RO(_name)
1281
1282#endif
1283