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[mirror_ubuntu-bionic-kernel.git] / drivers / gpu / drm / amd / amdgpu / amdgpu.h
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
56 #include "gpu_scheduler.h"
57
58 /*
59 * Modules parameters.
60 */
61 extern int amdgpu_modeset;
62 extern int amdgpu_vram_limit;
63 extern int amdgpu_gart_size;
64 extern int amdgpu_benchmarking;
65 extern int amdgpu_testing;
66 extern int amdgpu_audio;
67 extern int amdgpu_disp_priority;
68 extern int amdgpu_hw_i2c;
69 extern int amdgpu_pcie_gen2;
70 extern int amdgpu_msi;
71 extern int amdgpu_lockup_timeout;
72 extern int amdgpu_dpm;
73 extern int amdgpu_smc_load_fw;
74 extern int amdgpu_aspm;
75 extern int amdgpu_runtime_pm;
76 extern int amdgpu_hard_reset;
77 extern unsigned amdgpu_ip_block_mask;
78 extern int amdgpu_bapm;
79 extern int amdgpu_deep_color;
80 extern int amdgpu_vm_size;
81 extern int amdgpu_vm_block_size;
82 extern int amdgpu_vm_fault_stop;
83 extern int amdgpu_vm_debug;
84 extern int amdgpu_enable_scheduler;
85 extern int amdgpu_sched_jobs;
86 extern int amdgpu_sched_hw_submission;
87 extern int amdgpu_enable_semaphores;
88
89 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
90 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
91 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
92 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
93 #define AMDGPU_IB_POOL_SIZE 16
94 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
95 #define AMDGPUFB_CONN_LIMIT 4
96 #define AMDGPU_BIOS_NUM_SCRATCH 8
97
98 /* max number of rings */
99 #define AMDGPU_MAX_RINGS 16
100 #define AMDGPU_MAX_GFX_RINGS 1
101 #define AMDGPU_MAX_COMPUTE_RINGS 8
102 #define AMDGPU_MAX_VCE_RINGS 2
103
104 /* max number of IP instances */
105 #define AMDGPU_MAX_SDMA_INSTANCES 2
106
107 /* number of hw syncs before falling back on blocking */
108 #define AMDGPU_NUM_SYNCS 4
109
110 /* hardcode that limit for now */
111 #define AMDGPU_VA_RESERVED_SIZE (8 << 20)
112
113 /* hard reset data */
114 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
115
116 /* reset flags */
117 #define AMDGPU_RESET_GFX (1 << 0)
118 #define AMDGPU_RESET_COMPUTE (1 << 1)
119 #define AMDGPU_RESET_DMA (1 << 2)
120 #define AMDGPU_RESET_CP (1 << 3)
121 #define AMDGPU_RESET_GRBM (1 << 4)
122 #define AMDGPU_RESET_DMA1 (1 << 5)
123 #define AMDGPU_RESET_RLC (1 << 6)
124 #define AMDGPU_RESET_SEM (1 << 7)
125 #define AMDGPU_RESET_IH (1 << 8)
126 #define AMDGPU_RESET_VMC (1 << 9)
127 #define AMDGPU_RESET_MC (1 << 10)
128 #define AMDGPU_RESET_DISPLAY (1 << 11)
129 #define AMDGPU_RESET_UVD (1 << 12)
130 #define AMDGPU_RESET_VCE (1 << 13)
131 #define AMDGPU_RESET_VCE1 (1 << 14)
132
133 /* CG block flags */
134 #define AMDGPU_CG_BLOCK_GFX (1 << 0)
135 #define AMDGPU_CG_BLOCK_MC (1 << 1)
136 #define AMDGPU_CG_BLOCK_SDMA (1 << 2)
137 #define AMDGPU_CG_BLOCK_UVD (1 << 3)
138 #define AMDGPU_CG_BLOCK_VCE (1 << 4)
139 #define AMDGPU_CG_BLOCK_HDP (1 << 5)
140 #define AMDGPU_CG_BLOCK_BIF (1 << 6)
141
142 /* CG flags */
143 #define AMDGPU_CG_SUPPORT_GFX_MGCG (1 << 0)
144 #define AMDGPU_CG_SUPPORT_GFX_MGLS (1 << 1)
145 #define AMDGPU_CG_SUPPORT_GFX_CGCG (1 << 2)
146 #define AMDGPU_CG_SUPPORT_GFX_CGLS (1 << 3)
147 #define AMDGPU_CG_SUPPORT_GFX_CGTS (1 << 4)
148 #define AMDGPU_CG_SUPPORT_GFX_CGTS_LS (1 << 5)
149 #define AMDGPU_CG_SUPPORT_GFX_CP_LS (1 << 6)
150 #define AMDGPU_CG_SUPPORT_GFX_RLC_LS (1 << 7)
151 #define AMDGPU_CG_SUPPORT_MC_LS (1 << 8)
152 #define AMDGPU_CG_SUPPORT_MC_MGCG (1 << 9)
153 #define AMDGPU_CG_SUPPORT_SDMA_LS (1 << 10)
154 #define AMDGPU_CG_SUPPORT_SDMA_MGCG (1 << 11)
155 #define AMDGPU_CG_SUPPORT_BIF_LS (1 << 12)
156 #define AMDGPU_CG_SUPPORT_UVD_MGCG (1 << 13)
157 #define AMDGPU_CG_SUPPORT_VCE_MGCG (1 << 14)
158 #define AMDGPU_CG_SUPPORT_HDP_LS (1 << 15)
159 #define AMDGPU_CG_SUPPORT_HDP_MGCG (1 << 16)
160
161 /* PG flags */
162 #define AMDGPU_PG_SUPPORT_GFX_PG (1 << 0)
163 #define AMDGPU_PG_SUPPORT_GFX_SMG (1 << 1)
164 #define AMDGPU_PG_SUPPORT_GFX_DMG (1 << 2)
165 #define AMDGPU_PG_SUPPORT_UVD (1 << 3)
166 #define AMDGPU_PG_SUPPORT_VCE (1 << 4)
167 #define AMDGPU_PG_SUPPORT_CP (1 << 5)
168 #define AMDGPU_PG_SUPPORT_GDS (1 << 6)
169 #define AMDGPU_PG_SUPPORT_RLC_SMU_HS (1 << 7)
170 #define AMDGPU_PG_SUPPORT_SDMA (1 << 8)
171 #define AMDGPU_PG_SUPPORT_ACP (1 << 9)
172 #define AMDGPU_PG_SUPPORT_SAMU (1 << 10)
173
174 /* GFX current status */
175 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
176 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
177 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
178 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
179 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
180
181 /* max cursor sizes (in pixels) */
182 #define CIK_CURSOR_WIDTH 128
183 #define CIK_CURSOR_HEIGHT 128
184
185 struct amdgpu_device;
186 struct amdgpu_fence;
187 struct amdgpu_ib;
188 struct amdgpu_vm;
189 struct amdgpu_ring;
190 struct amdgpu_semaphore;
191 struct amdgpu_cs_parser;
192 struct amdgpu_job;
193 struct amdgpu_irq_src;
194 struct amdgpu_fpriv;
195
196 enum amdgpu_cp_irq {
197 AMDGPU_CP_IRQ_GFX_EOP = 0,
198 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
199 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
200 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
201 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
202 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
203 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
204 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
205 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
206
207 AMDGPU_CP_IRQ_LAST
208 };
209
210 enum amdgpu_sdma_irq {
211 AMDGPU_SDMA_IRQ_TRAP0 = 0,
212 AMDGPU_SDMA_IRQ_TRAP1,
213
214 AMDGPU_SDMA_IRQ_LAST
215 };
216
217 enum amdgpu_thermal_irq {
218 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
219 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
220
221 AMDGPU_THERMAL_IRQ_LAST
222 };
223
224 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
225 enum amd_ip_block_type block_type,
226 enum amd_clockgating_state state);
227 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
228 enum amd_ip_block_type block_type,
229 enum amd_powergating_state state);
230
231 struct amdgpu_ip_block_version {
232 enum amd_ip_block_type type;
233 u32 major;
234 u32 minor;
235 u32 rev;
236 const struct amd_ip_funcs *funcs;
237 };
238
239 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
240 enum amd_ip_block_type type,
241 u32 major, u32 minor);
242
243 const struct amdgpu_ip_block_version * amdgpu_get_ip_block(
244 struct amdgpu_device *adev,
245 enum amd_ip_block_type type);
246
247 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
248 struct amdgpu_buffer_funcs {
249 /* maximum bytes in a single operation */
250 uint32_t copy_max_bytes;
251
252 /* number of dw to reserve per operation */
253 unsigned copy_num_dw;
254
255 /* used for buffer migration */
256 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
257 /* src addr in bytes */
258 uint64_t src_offset,
259 /* dst addr in bytes */
260 uint64_t dst_offset,
261 /* number of byte to transfer */
262 uint32_t byte_count);
263
264 /* maximum bytes in a single operation */
265 uint32_t fill_max_bytes;
266
267 /* number of dw to reserve per operation */
268 unsigned fill_num_dw;
269
270 /* used for buffer clearing */
271 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
272 /* value to write to memory */
273 uint32_t src_data,
274 /* dst addr in bytes */
275 uint64_t dst_offset,
276 /* number of byte to fill */
277 uint32_t byte_count);
278 };
279
280 /* provided by hw blocks that can write ptes, e.g., sdma */
281 struct amdgpu_vm_pte_funcs {
282 /* copy pte entries from GART */
283 void (*copy_pte)(struct amdgpu_ib *ib,
284 uint64_t pe, uint64_t src,
285 unsigned count);
286 /* write pte one entry at a time with addr mapping */
287 void (*write_pte)(struct amdgpu_ib *ib,
288 uint64_t pe,
289 uint64_t addr, unsigned count,
290 uint32_t incr, uint32_t flags);
291 /* for linear pte/pde updates without addr mapping */
292 void (*set_pte_pde)(struct amdgpu_ib *ib,
293 uint64_t pe,
294 uint64_t addr, unsigned count,
295 uint32_t incr, uint32_t flags);
296 /* pad the indirect buffer to the necessary number of dw */
297 void (*pad_ib)(struct amdgpu_ib *ib);
298 };
299
300 /* provided by the gmc block */
301 struct amdgpu_gart_funcs {
302 /* flush the vm tlb via mmio */
303 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
304 uint32_t vmid);
305 /* write pte/pde updates using the cpu */
306 int (*set_pte_pde)(struct amdgpu_device *adev,
307 void *cpu_pt_addr, /* cpu addr of page table */
308 uint32_t gpu_page_idx, /* pte/pde to update */
309 uint64_t addr, /* addr to write into pte/pde */
310 uint32_t flags); /* access flags */
311 };
312
313 /* provided by the ih block */
314 struct amdgpu_ih_funcs {
315 /* ring read/write ptr handling, called from interrupt context */
316 u32 (*get_wptr)(struct amdgpu_device *adev);
317 void (*decode_iv)(struct amdgpu_device *adev,
318 struct amdgpu_iv_entry *entry);
319 void (*set_rptr)(struct amdgpu_device *adev);
320 };
321
322 /* provided by hw blocks that expose a ring buffer for commands */
323 struct amdgpu_ring_funcs {
324 /* ring read/write ptr handling */
325 u32 (*get_rptr)(struct amdgpu_ring *ring);
326 u32 (*get_wptr)(struct amdgpu_ring *ring);
327 void (*set_wptr)(struct amdgpu_ring *ring);
328 /* validating and patching of IBs */
329 int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx);
330 /* command emit functions */
331 void (*emit_ib)(struct amdgpu_ring *ring,
332 struct amdgpu_ib *ib);
333 void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr,
334 uint64_t seq, unsigned flags);
335 bool (*emit_semaphore)(struct amdgpu_ring *ring,
336 struct amdgpu_semaphore *semaphore,
337 bool emit_wait);
338 void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id,
339 uint64_t pd_addr);
340 void (*emit_hdp_flush)(struct amdgpu_ring *ring);
341 void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid,
342 uint32_t gds_base, uint32_t gds_size,
343 uint32_t gws_base, uint32_t gws_size,
344 uint32_t oa_base, uint32_t oa_size);
345 /* testing functions */
346 int (*test_ring)(struct amdgpu_ring *ring);
347 int (*test_ib)(struct amdgpu_ring *ring);
348 /* insert NOP packets */
349 void (*insert_nop)(struct amdgpu_ring *ring, uint32_t count);
350 };
351
352 /*
353 * BIOS.
354 */
355 bool amdgpu_get_bios(struct amdgpu_device *adev);
356 bool amdgpu_read_bios(struct amdgpu_device *adev);
357
358 /*
359 * Dummy page
360 */
361 struct amdgpu_dummy_page {
362 struct page *page;
363 dma_addr_t addr;
364 };
365 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
366 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
367
368
369 /*
370 * Clocks
371 */
372
373 #define AMDGPU_MAX_PPLL 3
374
375 struct amdgpu_clock {
376 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
377 struct amdgpu_pll spll;
378 struct amdgpu_pll mpll;
379 /* 10 Khz units */
380 uint32_t default_mclk;
381 uint32_t default_sclk;
382 uint32_t default_dispclk;
383 uint32_t current_dispclk;
384 uint32_t dp_extclk;
385 uint32_t max_pixel_clock;
386 };
387
388 /*
389 * Fences.
390 */
391 struct amdgpu_fence_driver {
392 uint64_t gpu_addr;
393 volatile uint32_t *cpu_addr;
394 /* sync_seq is protected by ring emission lock */
395 uint64_t sync_seq[AMDGPU_MAX_RINGS];
396 atomic64_t last_seq;
397 bool initialized;
398 struct amdgpu_irq_src *irq_src;
399 unsigned irq_type;
400 struct timer_list fallback_timer;
401 wait_queue_head_t fence_queue;
402 };
403
404 /* some special values for the owner field */
405 #define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul)
406 #define AMDGPU_FENCE_OWNER_VM ((void*)1ul)
407
408 #define AMDGPU_FENCE_FLAG_64BIT (1 << 0)
409 #define AMDGPU_FENCE_FLAG_INT (1 << 1)
410
411 struct amdgpu_fence {
412 struct fence base;
413
414 /* RB, DMA, etc. */
415 struct amdgpu_ring *ring;
416 uint64_t seq;
417
418 /* filp or special value for fence creator */
419 void *owner;
420
421 wait_queue_t fence_wake;
422 };
423
424 struct amdgpu_user_fence {
425 /* write-back bo */
426 struct amdgpu_bo *bo;
427 /* write-back address offset to bo start */
428 uint32_t offset;
429 };
430
431 int amdgpu_fence_driver_init(struct amdgpu_device *adev);
432 void amdgpu_fence_driver_fini(struct amdgpu_device *adev);
433 void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev);
434
435 int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring);
436 int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
437 struct amdgpu_irq_src *irq_src,
438 unsigned irq_type);
439 void amdgpu_fence_driver_suspend(struct amdgpu_device *adev);
440 void amdgpu_fence_driver_resume(struct amdgpu_device *adev);
441 int amdgpu_fence_emit(struct amdgpu_ring *ring, void *owner,
442 struct amdgpu_fence **fence);
443 void amdgpu_fence_process(struct amdgpu_ring *ring);
444 int amdgpu_fence_wait_next(struct amdgpu_ring *ring);
445 int amdgpu_fence_wait_empty(struct amdgpu_ring *ring);
446 unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring);
447
448 bool amdgpu_fence_need_sync(struct amdgpu_fence *fence,
449 struct amdgpu_ring *ring);
450 void amdgpu_fence_note_sync(struct amdgpu_fence *fence,
451 struct amdgpu_ring *ring);
452
453 /*
454 * TTM.
455 */
456 struct amdgpu_mman {
457 struct ttm_bo_global_ref bo_global_ref;
458 struct drm_global_reference mem_global_ref;
459 struct ttm_bo_device bdev;
460 bool mem_global_referenced;
461 bool initialized;
462
463 #if defined(CONFIG_DEBUG_FS)
464 struct dentry *vram;
465 struct dentry *gtt;
466 #endif
467
468 /* buffer handling */
469 const struct amdgpu_buffer_funcs *buffer_funcs;
470 struct amdgpu_ring *buffer_funcs_ring;
471 };
472
473 int amdgpu_copy_buffer(struct amdgpu_ring *ring,
474 uint64_t src_offset,
475 uint64_t dst_offset,
476 uint32_t byte_count,
477 struct reservation_object *resv,
478 struct fence **fence);
479 int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
480
481 struct amdgpu_bo_list_entry {
482 struct amdgpu_bo *robj;
483 struct ttm_validate_buffer tv;
484 struct amdgpu_bo_va *bo_va;
485 unsigned prefered_domains;
486 unsigned allowed_domains;
487 uint32_t priority;
488 };
489
490 struct amdgpu_bo_va_mapping {
491 struct list_head list;
492 struct interval_tree_node it;
493 uint64_t offset;
494 uint32_t flags;
495 };
496
497 /* bo virtual addresses in a specific vm */
498 struct amdgpu_bo_va {
499 struct mutex mutex;
500 /* protected by bo being reserved */
501 struct list_head bo_list;
502 struct fence *last_pt_update;
503 unsigned ref_count;
504
505 /* protected by vm mutex and spinlock */
506 struct list_head vm_status;
507
508 /* mappings for this bo_va */
509 struct list_head invalids;
510 struct list_head valids;
511
512 /* constant after initialization */
513 struct amdgpu_vm *vm;
514 struct amdgpu_bo *bo;
515 };
516
517 #define AMDGPU_GEM_DOMAIN_MAX 0x3
518
519 struct amdgpu_bo {
520 /* Protected by gem.mutex */
521 struct list_head list;
522 /* Protected by tbo.reserved */
523 u32 initial_domain;
524 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
525 struct ttm_placement placement;
526 struct ttm_buffer_object tbo;
527 struct ttm_bo_kmap_obj kmap;
528 u64 flags;
529 unsigned pin_count;
530 void *kptr;
531 u64 tiling_flags;
532 u64 metadata_flags;
533 void *metadata;
534 u32 metadata_size;
535 /* list of all virtual address to which this bo
536 * is associated to
537 */
538 struct list_head va;
539 /* Constant after initialization */
540 struct amdgpu_device *adev;
541 struct drm_gem_object gem_base;
542
543 struct ttm_bo_kmap_obj dma_buf_vmap;
544 pid_t pid;
545 struct amdgpu_mn *mn;
546 struct list_head mn_list;
547 };
548 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
549
550 void amdgpu_gem_object_free(struct drm_gem_object *obj);
551 int amdgpu_gem_object_open(struct drm_gem_object *obj,
552 struct drm_file *file_priv);
553 void amdgpu_gem_object_close(struct drm_gem_object *obj,
554 struct drm_file *file_priv);
555 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
556 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
557 struct drm_gem_object *amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
558 struct dma_buf_attachment *attach,
559 struct sg_table *sg);
560 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
561 struct drm_gem_object *gobj,
562 int flags);
563 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
564 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
565 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
566 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
567 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
568 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
569
570 /* sub-allocation manager, it has to be protected by another lock.
571 * By conception this is an helper for other part of the driver
572 * like the indirect buffer or semaphore, which both have their
573 * locking.
574 *
575 * Principe is simple, we keep a list of sub allocation in offset
576 * order (first entry has offset == 0, last entry has the highest
577 * offset).
578 *
579 * When allocating new object we first check if there is room at
580 * the end total_size - (last_object_offset + last_object_size) >=
581 * alloc_size. If so we allocate new object there.
582 *
583 * When there is not enough room at the end, we start waiting for
584 * each sub object until we reach object_offset+object_size >=
585 * alloc_size, this object then become the sub object we return.
586 *
587 * Alignment can't be bigger than page size.
588 *
589 * Hole are not considered for allocation to keep things simple.
590 * Assumption is that there won't be hole (all object on same
591 * alignment).
592 */
593 struct amdgpu_sa_manager {
594 wait_queue_head_t wq;
595 struct amdgpu_bo *bo;
596 struct list_head *hole;
597 struct list_head flist[AMDGPU_MAX_RINGS];
598 struct list_head olist;
599 unsigned size;
600 uint64_t gpu_addr;
601 void *cpu_ptr;
602 uint32_t domain;
603 uint32_t align;
604 };
605
606 struct amdgpu_sa_bo;
607
608 /* sub-allocation buffer */
609 struct amdgpu_sa_bo {
610 struct list_head olist;
611 struct list_head flist;
612 struct amdgpu_sa_manager *manager;
613 unsigned soffset;
614 unsigned eoffset;
615 struct fence *fence;
616 };
617
618 /*
619 * GEM objects.
620 */
621 struct amdgpu_gem {
622 struct mutex mutex;
623 struct list_head objects;
624 };
625
626 int amdgpu_gem_init(struct amdgpu_device *adev);
627 void amdgpu_gem_fini(struct amdgpu_device *adev);
628 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
629 int alignment, u32 initial_domain,
630 u64 flags, bool kernel,
631 struct drm_gem_object **obj);
632
633 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
634 struct drm_device *dev,
635 struct drm_mode_create_dumb *args);
636 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
637 struct drm_device *dev,
638 uint32_t handle, uint64_t *offset_p);
639
640 /*
641 * Semaphores.
642 */
643 struct amdgpu_semaphore {
644 struct amdgpu_sa_bo *sa_bo;
645 signed waiters;
646 uint64_t gpu_addr;
647 };
648
649 int amdgpu_semaphore_create(struct amdgpu_device *adev,
650 struct amdgpu_semaphore **semaphore);
651 bool amdgpu_semaphore_emit_signal(struct amdgpu_ring *ring,
652 struct amdgpu_semaphore *semaphore);
653 bool amdgpu_semaphore_emit_wait(struct amdgpu_ring *ring,
654 struct amdgpu_semaphore *semaphore);
655 void amdgpu_semaphore_free(struct amdgpu_device *adev,
656 struct amdgpu_semaphore **semaphore,
657 struct fence *fence);
658
659 /*
660 * Synchronization
661 */
662 struct amdgpu_sync {
663 struct amdgpu_semaphore *semaphores[AMDGPU_NUM_SYNCS];
664 struct fence *sync_to[AMDGPU_MAX_RINGS];
665 DECLARE_HASHTABLE(fences, 4);
666 struct fence *last_vm_update;
667 };
668
669 void amdgpu_sync_create(struct amdgpu_sync *sync);
670 int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
671 struct fence *f);
672 int amdgpu_sync_resv(struct amdgpu_device *adev,
673 struct amdgpu_sync *sync,
674 struct reservation_object *resv,
675 void *owner);
676 int amdgpu_sync_rings(struct amdgpu_sync *sync,
677 struct amdgpu_ring *ring);
678 struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync);
679 int amdgpu_sync_wait(struct amdgpu_sync *sync);
680 void amdgpu_sync_free(struct amdgpu_device *adev, struct amdgpu_sync *sync,
681 struct fence *fence);
682
683 /*
684 * GART structures, functions & helpers
685 */
686 struct amdgpu_mc;
687
688 #define AMDGPU_GPU_PAGE_SIZE 4096
689 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
690 #define AMDGPU_GPU_PAGE_SHIFT 12
691 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
692
693 struct amdgpu_gart {
694 dma_addr_t table_addr;
695 struct amdgpu_bo *robj;
696 void *ptr;
697 unsigned num_gpu_pages;
698 unsigned num_cpu_pages;
699 unsigned table_size;
700 struct page **pages;
701 dma_addr_t *pages_addr;
702 bool ready;
703 const struct amdgpu_gart_funcs *gart_funcs;
704 };
705
706 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
707 void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
708 int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
709 void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
710 int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
711 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
712 int amdgpu_gart_init(struct amdgpu_device *adev);
713 void amdgpu_gart_fini(struct amdgpu_device *adev);
714 void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset,
715 int pages);
716 int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset,
717 int pages, struct page **pagelist,
718 dma_addr_t *dma_addr, uint32_t flags);
719
720 /*
721 * GPU MC structures, functions & helpers
722 */
723 struct amdgpu_mc {
724 resource_size_t aper_size;
725 resource_size_t aper_base;
726 resource_size_t agp_base;
727 /* for some chips with <= 32MB we need to lie
728 * about vram size near mc fb location */
729 u64 mc_vram_size;
730 u64 visible_vram_size;
731 u64 gtt_size;
732 u64 gtt_start;
733 u64 gtt_end;
734 u64 vram_start;
735 u64 vram_end;
736 unsigned vram_width;
737 u64 real_vram_size;
738 int vram_mtrr;
739 u64 gtt_base_align;
740 u64 mc_mask;
741 const struct firmware *fw; /* MC firmware */
742 uint32_t fw_version;
743 struct amdgpu_irq_src vm_fault;
744 uint32_t vram_type;
745 };
746
747 /*
748 * GPU doorbell structures, functions & helpers
749 */
750 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
751 {
752 AMDGPU_DOORBELL_KIQ = 0x000,
753 AMDGPU_DOORBELL_HIQ = 0x001,
754 AMDGPU_DOORBELL_DIQ = 0x002,
755 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
756 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
757 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
758 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
759 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
760 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
761 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
762 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
763 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
764 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
765 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
766 AMDGPU_DOORBELL_IH = 0x1E8,
767 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
768 AMDGPU_DOORBELL_INVALID = 0xFFFF
769 } AMDGPU_DOORBELL_ASSIGNMENT;
770
771 struct amdgpu_doorbell {
772 /* doorbell mmio */
773 resource_size_t base;
774 resource_size_t size;
775 u32 __iomem *ptr;
776 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
777 };
778
779 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
780 phys_addr_t *aperture_base,
781 size_t *aperture_size,
782 size_t *start_offset);
783
784 /*
785 * IRQS.
786 */
787
788 struct amdgpu_flip_work {
789 struct work_struct flip_work;
790 struct work_struct unpin_work;
791 struct amdgpu_device *adev;
792 int crtc_id;
793 uint64_t base;
794 struct drm_pending_vblank_event *event;
795 struct amdgpu_bo *old_rbo;
796 struct fence *excl;
797 unsigned shared_count;
798 struct fence **shared;
799 };
800
801
802 /*
803 * CP & rings.
804 */
805
806 struct amdgpu_ib {
807 struct amdgpu_sa_bo *sa_bo;
808 uint32_t length_dw;
809 uint64_t gpu_addr;
810 uint32_t *ptr;
811 struct amdgpu_ring *ring;
812 struct amdgpu_fence *fence;
813 struct amdgpu_user_fence *user;
814 struct amdgpu_vm *vm;
815 struct amdgpu_ctx *ctx;
816 struct amdgpu_sync sync;
817 uint32_t gds_base, gds_size;
818 uint32_t gws_base, gws_size;
819 uint32_t oa_base, oa_size;
820 uint32_t flags;
821 /* resulting sequence number */
822 uint64_t sequence;
823 };
824
825 enum amdgpu_ring_type {
826 AMDGPU_RING_TYPE_GFX,
827 AMDGPU_RING_TYPE_COMPUTE,
828 AMDGPU_RING_TYPE_SDMA,
829 AMDGPU_RING_TYPE_UVD,
830 AMDGPU_RING_TYPE_VCE
831 };
832
833 extern struct amd_sched_backend_ops amdgpu_sched_ops;
834
835 int amdgpu_sched_ib_submit_kernel_helper(struct amdgpu_device *adev,
836 struct amdgpu_ring *ring,
837 struct amdgpu_ib *ibs,
838 unsigned num_ibs,
839 int (*free_job)(struct amdgpu_job *),
840 void *owner,
841 struct fence **fence);
842
843 struct amdgpu_ring {
844 struct amdgpu_device *adev;
845 const struct amdgpu_ring_funcs *funcs;
846 struct amdgpu_fence_driver fence_drv;
847 struct amd_gpu_scheduler sched;
848
849 spinlock_t fence_lock;
850 struct mutex *ring_lock;
851 struct amdgpu_bo *ring_obj;
852 volatile uint32_t *ring;
853 unsigned rptr_offs;
854 u64 next_rptr_gpu_addr;
855 volatile u32 *next_rptr_cpu_addr;
856 unsigned wptr;
857 unsigned wptr_old;
858 unsigned ring_size;
859 unsigned ring_free_dw;
860 int count_dw;
861 uint64_t gpu_addr;
862 uint32_t align_mask;
863 uint32_t ptr_mask;
864 bool ready;
865 u32 nop;
866 u32 idx;
867 u64 last_semaphore_signal_addr;
868 u64 last_semaphore_wait_addr;
869 u32 me;
870 u32 pipe;
871 u32 queue;
872 struct amdgpu_bo *mqd_obj;
873 u32 doorbell_index;
874 bool use_doorbell;
875 unsigned wptr_offs;
876 unsigned next_rptr_offs;
877 unsigned fence_offs;
878 struct amdgpu_ctx *current_ctx;
879 enum amdgpu_ring_type type;
880 char name[16];
881 bool is_pte_ring;
882 };
883
884 /*
885 * VM
886 */
887
888 /* maximum number of VMIDs */
889 #define AMDGPU_NUM_VM 16
890
891 /* number of entries in page table */
892 #define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
893
894 /* PTBs (Page Table Blocks) need to be aligned to 32K */
895 #define AMDGPU_VM_PTB_ALIGN_SIZE 32768
896 #define AMDGPU_VM_PTB_ALIGN_MASK (AMDGPU_VM_PTB_ALIGN_SIZE - 1)
897 #define AMDGPU_VM_PTB_ALIGN(a) (((a) + AMDGPU_VM_PTB_ALIGN_MASK) & ~AMDGPU_VM_PTB_ALIGN_MASK)
898
899 #define AMDGPU_PTE_VALID (1 << 0)
900 #define AMDGPU_PTE_SYSTEM (1 << 1)
901 #define AMDGPU_PTE_SNOOPED (1 << 2)
902
903 /* VI only */
904 #define AMDGPU_PTE_EXECUTABLE (1 << 4)
905
906 #define AMDGPU_PTE_READABLE (1 << 5)
907 #define AMDGPU_PTE_WRITEABLE (1 << 6)
908
909 /* PTE (Page Table Entry) fragment field for different page sizes */
910 #define AMDGPU_PTE_FRAG_4KB (0 << 7)
911 #define AMDGPU_PTE_FRAG_64KB (4 << 7)
912 #define AMDGPU_LOG2_PAGES_PER_FRAG 4
913
914 /* How to programm VM fault handling */
915 #define AMDGPU_VM_FAULT_STOP_NEVER 0
916 #define AMDGPU_VM_FAULT_STOP_FIRST 1
917 #define AMDGPU_VM_FAULT_STOP_ALWAYS 2
918
919 struct amdgpu_vm_pt {
920 struct amdgpu_bo *bo;
921 uint64_t addr;
922 };
923
924 struct amdgpu_vm_id {
925 unsigned id;
926 uint64_t pd_gpu_addr;
927 /* last flushed PD/PT update */
928 struct fence *flushed_updates;
929 };
930
931 struct amdgpu_vm {
932 struct rb_root va;
933
934 /* protecting invalidated */
935 spinlock_t status_lock;
936
937 /* BOs moved, but not yet updated in the PT */
938 struct list_head invalidated;
939
940 /* BOs cleared in the PT because of a move */
941 struct list_head cleared;
942
943 /* BO mappings freed, but not yet updated in the PT */
944 struct list_head freed;
945
946 /* contains the page directory */
947 struct amdgpu_bo *page_directory;
948 unsigned max_pde_used;
949 struct fence *page_directory_fence;
950
951 /* array of page tables, one for each page directory entry */
952 struct amdgpu_vm_pt *page_tables;
953
954 /* for id and flush management per ring */
955 struct amdgpu_vm_id ids[AMDGPU_MAX_RINGS];
956 /* for interval tree */
957 spinlock_t it_lock;
958 };
959
960 struct amdgpu_vm_manager {
961 struct {
962 struct fence *active;
963 atomic_long_t owner;
964 } ids[AMDGPU_NUM_VM];
965
966 uint32_t max_pfn;
967 /* number of VMIDs */
968 unsigned nvm;
969 /* vram base address for page table entry */
970 u64 vram_base_offset;
971 /* is vm enabled? */
972 bool enabled;
973 /* vm pte handling */
974 const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
975 struct amdgpu_ring *vm_pte_funcs_ring;
976 };
977
978 void amdgpu_vm_manager_fini(struct amdgpu_device *adev);
979 int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
980 void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
981 struct amdgpu_bo_list_entry *amdgpu_vm_get_bos(struct amdgpu_device *adev,
982 struct amdgpu_vm *vm,
983 struct list_head *head);
984 int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
985 struct amdgpu_sync *sync);
986 void amdgpu_vm_flush(struct amdgpu_ring *ring,
987 struct amdgpu_vm *vm,
988 struct fence *updates);
989 void amdgpu_vm_fence(struct amdgpu_device *adev,
990 struct amdgpu_vm *vm,
991 struct fence *fence);
992 uint64_t amdgpu_vm_map_gart(struct amdgpu_device *adev, uint64_t addr);
993 int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
994 struct amdgpu_vm *vm);
995 int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
996 struct amdgpu_vm *vm);
997 int amdgpu_vm_clear_invalids(struct amdgpu_device *adev, struct amdgpu_vm *vm,
998 struct amdgpu_sync *sync);
999 int amdgpu_vm_bo_update(struct amdgpu_device *adev,
1000 struct amdgpu_bo_va *bo_va,
1001 struct ttm_mem_reg *mem);
1002 void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
1003 struct amdgpu_bo *bo);
1004 struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
1005 struct amdgpu_bo *bo);
1006 struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
1007 struct amdgpu_vm *vm,
1008 struct amdgpu_bo *bo);
1009 int amdgpu_vm_bo_map(struct amdgpu_device *adev,
1010 struct amdgpu_bo_va *bo_va,
1011 uint64_t addr, uint64_t offset,
1012 uint64_t size, uint32_t flags);
1013 int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
1014 struct amdgpu_bo_va *bo_va,
1015 uint64_t addr);
1016 void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
1017 struct amdgpu_bo_va *bo_va);
1018 int amdgpu_vm_free_job(struct amdgpu_job *job);
1019
1020 /*
1021 * context related structures
1022 */
1023
1024 #define AMDGPU_CTX_MAX_CS_PENDING 16
1025
1026 struct amdgpu_ctx_ring {
1027 uint64_t sequence;
1028 struct fence *fences[AMDGPU_CTX_MAX_CS_PENDING];
1029 struct amd_sched_entity entity;
1030 };
1031
1032 struct amdgpu_ctx {
1033 struct kref refcount;
1034 struct amdgpu_device *adev;
1035 unsigned reset_counter;
1036 spinlock_t ring_lock;
1037 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
1038 };
1039
1040 struct amdgpu_ctx_mgr {
1041 struct amdgpu_device *adev;
1042 struct mutex lock;
1043 /* protected by lock */
1044 struct idr ctx_handles;
1045 };
1046
1047 int amdgpu_ctx_init(struct amdgpu_device *adev, bool kernel,
1048 struct amdgpu_ctx *ctx);
1049 void amdgpu_ctx_fini(struct amdgpu_ctx *ctx);
1050
1051 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
1052 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
1053
1054 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
1055 struct fence *fence);
1056 struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
1057 struct amdgpu_ring *ring, uint64_t seq);
1058
1059 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
1060 struct drm_file *filp);
1061
1062 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
1063 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
1064
1065 /*
1066 * file private structure
1067 */
1068
1069 struct amdgpu_fpriv {
1070 struct amdgpu_vm vm;
1071 struct mutex bo_list_lock;
1072 struct idr bo_list_handles;
1073 struct amdgpu_ctx_mgr ctx_mgr;
1074 };
1075
1076 /*
1077 * residency list
1078 */
1079
1080 struct amdgpu_bo_list {
1081 struct mutex lock;
1082 struct amdgpu_bo *gds_obj;
1083 struct amdgpu_bo *gws_obj;
1084 struct amdgpu_bo *oa_obj;
1085 bool has_userptr;
1086 unsigned num_entries;
1087 struct amdgpu_bo_list_entry *array;
1088 };
1089
1090 struct amdgpu_bo_list *
1091 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
1092 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
1093 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
1094
1095 /*
1096 * GFX stuff
1097 */
1098 #include "clearstate_defs.h"
1099
1100 struct amdgpu_rlc {
1101 /* for power gating */
1102 struct amdgpu_bo *save_restore_obj;
1103 uint64_t save_restore_gpu_addr;
1104 volatile uint32_t *sr_ptr;
1105 const u32 *reg_list;
1106 u32 reg_list_size;
1107 /* for clear state */
1108 struct amdgpu_bo *clear_state_obj;
1109 uint64_t clear_state_gpu_addr;
1110 volatile uint32_t *cs_ptr;
1111 const struct cs_section_def *cs_data;
1112 u32 clear_state_size;
1113 /* for cp tables */
1114 struct amdgpu_bo *cp_table_obj;
1115 uint64_t cp_table_gpu_addr;
1116 volatile uint32_t *cp_table_ptr;
1117 u32 cp_table_size;
1118 };
1119
1120 struct amdgpu_mec {
1121 struct amdgpu_bo *hpd_eop_obj;
1122 u64 hpd_eop_gpu_addr;
1123 u32 num_pipe;
1124 u32 num_mec;
1125 u32 num_queue;
1126 };
1127
1128 /*
1129 * GPU scratch registers structures, functions & helpers
1130 */
1131 struct amdgpu_scratch {
1132 unsigned num_reg;
1133 uint32_t reg_base;
1134 bool free[32];
1135 uint32_t reg[32];
1136 };
1137
1138 /*
1139 * GFX configurations
1140 */
1141 struct amdgpu_gca_config {
1142 unsigned max_shader_engines;
1143 unsigned max_tile_pipes;
1144 unsigned max_cu_per_sh;
1145 unsigned max_sh_per_se;
1146 unsigned max_backends_per_se;
1147 unsigned max_texture_channel_caches;
1148 unsigned max_gprs;
1149 unsigned max_gs_threads;
1150 unsigned max_hw_contexts;
1151 unsigned sc_prim_fifo_size_frontend;
1152 unsigned sc_prim_fifo_size_backend;
1153 unsigned sc_hiz_tile_fifo_size;
1154 unsigned sc_earlyz_tile_fifo_size;
1155
1156 unsigned num_tile_pipes;
1157 unsigned backend_enable_mask;
1158 unsigned mem_max_burst_length_bytes;
1159 unsigned mem_row_size_in_kb;
1160 unsigned shader_engine_tile_size;
1161 unsigned num_gpus;
1162 unsigned multi_gpu_tile_size;
1163 unsigned mc_arb_ramcfg;
1164 unsigned gb_addr_config;
1165
1166 uint32_t tile_mode_array[32];
1167 uint32_t macrotile_mode_array[16];
1168 };
1169
1170 struct amdgpu_gfx {
1171 struct mutex gpu_clock_mutex;
1172 struct amdgpu_gca_config config;
1173 struct amdgpu_rlc rlc;
1174 struct amdgpu_mec mec;
1175 struct amdgpu_scratch scratch;
1176 const struct firmware *me_fw; /* ME firmware */
1177 uint32_t me_fw_version;
1178 const struct firmware *pfp_fw; /* PFP firmware */
1179 uint32_t pfp_fw_version;
1180 const struct firmware *ce_fw; /* CE firmware */
1181 uint32_t ce_fw_version;
1182 const struct firmware *rlc_fw; /* RLC firmware */
1183 uint32_t rlc_fw_version;
1184 const struct firmware *mec_fw; /* MEC firmware */
1185 uint32_t mec_fw_version;
1186 const struct firmware *mec2_fw; /* MEC2 firmware */
1187 uint32_t mec2_fw_version;
1188 uint32_t me_feature_version;
1189 uint32_t ce_feature_version;
1190 uint32_t pfp_feature_version;
1191 uint32_t rlc_feature_version;
1192 uint32_t mec_feature_version;
1193 uint32_t mec2_feature_version;
1194 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1195 unsigned num_gfx_rings;
1196 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1197 unsigned num_compute_rings;
1198 struct amdgpu_irq_src eop_irq;
1199 struct amdgpu_irq_src priv_reg_irq;
1200 struct amdgpu_irq_src priv_inst_irq;
1201 /* gfx status */
1202 uint32_t gfx_current_status;
1203 /* ce ram size*/
1204 unsigned ce_ram_size;
1205 };
1206
1207 int amdgpu_ib_get(struct amdgpu_ring *ring, struct amdgpu_vm *vm,
1208 unsigned size, struct amdgpu_ib *ib);
1209 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib);
1210 int amdgpu_ib_schedule(struct amdgpu_device *adev, unsigned num_ibs,
1211 struct amdgpu_ib *ib, void *owner);
1212 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1213 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1214 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1215 /* Ring access between begin & end cannot sleep */
1216 void amdgpu_ring_free_size(struct amdgpu_ring *ring);
1217 int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
1218 int amdgpu_ring_lock(struct amdgpu_ring *ring, unsigned ndw);
1219 void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count);
1220 void amdgpu_ring_commit(struct amdgpu_ring *ring);
1221 void amdgpu_ring_unlock_commit(struct amdgpu_ring *ring);
1222 void amdgpu_ring_undo(struct amdgpu_ring *ring);
1223 void amdgpu_ring_unlock_undo(struct amdgpu_ring *ring);
1224 unsigned amdgpu_ring_backup(struct amdgpu_ring *ring,
1225 uint32_t **data);
1226 int amdgpu_ring_restore(struct amdgpu_ring *ring,
1227 unsigned size, uint32_t *data);
1228 int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
1229 unsigned ring_size, u32 nop, u32 align_mask,
1230 struct amdgpu_irq_src *irq_src, unsigned irq_type,
1231 enum amdgpu_ring_type ring_type);
1232 void amdgpu_ring_fini(struct amdgpu_ring *ring);
1233 struct amdgpu_ring *amdgpu_ring_from_fence(struct fence *f);
1234
1235 /*
1236 * CS.
1237 */
1238 struct amdgpu_cs_chunk {
1239 uint32_t chunk_id;
1240 uint32_t length_dw;
1241 uint32_t *kdata;
1242 void __user *user_ptr;
1243 };
1244
1245 struct amdgpu_cs_parser {
1246 struct amdgpu_device *adev;
1247 struct drm_file *filp;
1248 struct amdgpu_ctx *ctx;
1249 struct amdgpu_bo_list *bo_list;
1250 /* chunks */
1251 unsigned nchunks;
1252 struct amdgpu_cs_chunk *chunks;
1253 /* relocations */
1254 struct amdgpu_bo_list_entry *vm_bos;
1255 struct list_head validated;
1256 struct fence *fence;
1257
1258 struct amdgpu_ib *ibs;
1259 uint32_t num_ibs;
1260
1261 struct ww_acquire_ctx ticket;
1262
1263 /* user fence */
1264 struct amdgpu_user_fence uf;
1265 };
1266
1267 struct amdgpu_job {
1268 struct amd_sched_job base;
1269 struct amdgpu_device *adev;
1270 struct amdgpu_ib *ibs;
1271 uint32_t num_ibs;
1272 void *owner;
1273 struct amdgpu_user_fence uf;
1274 int (*free_job)(struct amdgpu_job *job);
1275 };
1276 #define to_amdgpu_job(sched_job) \
1277 container_of((sched_job), struct amdgpu_job, base)
1278
1279 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p, uint32_t ib_idx, int idx)
1280 {
1281 return p->ibs[ib_idx].ptr[idx];
1282 }
1283
1284 /*
1285 * Writeback
1286 */
1287 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1288
1289 struct amdgpu_wb {
1290 struct amdgpu_bo *wb_obj;
1291 volatile uint32_t *wb;
1292 uint64_t gpu_addr;
1293 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1294 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1295 };
1296
1297 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1298 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1299
1300 /**
1301 * struct amdgpu_pm - power management datas
1302 * It keeps track of various data needed to take powermanagement decision.
1303 */
1304
1305 enum amdgpu_pm_state_type {
1306 /* not used for dpm */
1307 POWER_STATE_TYPE_DEFAULT,
1308 POWER_STATE_TYPE_POWERSAVE,
1309 /* user selectable states */
1310 POWER_STATE_TYPE_BATTERY,
1311 POWER_STATE_TYPE_BALANCED,
1312 POWER_STATE_TYPE_PERFORMANCE,
1313 /* internal states */
1314 POWER_STATE_TYPE_INTERNAL_UVD,
1315 POWER_STATE_TYPE_INTERNAL_UVD_SD,
1316 POWER_STATE_TYPE_INTERNAL_UVD_HD,
1317 POWER_STATE_TYPE_INTERNAL_UVD_HD2,
1318 POWER_STATE_TYPE_INTERNAL_UVD_MVC,
1319 POWER_STATE_TYPE_INTERNAL_BOOT,
1320 POWER_STATE_TYPE_INTERNAL_THERMAL,
1321 POWER_STATE_TYPE_INTERNAL_ACPI,
1322 POWER_STATE_TYPE_INTERNAL_ULV,
1323 POWER_STATE_TYPE_INTERNAL_3DPERF,
1324 };
1325
1326 enum amdgpu_int_thermal_type {
1327 THERMAL_TYPE_NONE,
1328 THERMAL_TYPE_EXTERNAL,
1329 THERMAL_TYPE_EXTERNAL_GPIO,
1330 THERMAL_TYPE_RV6XX,
1331 THERMAL_TYPE_RV770,
1332 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1333 THERMAL_TYPE_EVERGREEN,
1334 THERMAL_TYPE_SUMO,
1335 THERMAL_TYPE_NI,
1336 THERMAL_TYPE_SI,
1337 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1338 THERMAL_TYPE_CI,
1339 THERMAL_TYPE_KV,
1340 };
1341
1342 enum amdgpu_dpm_auto_throttle_src {
1343 AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
1344 AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1345 };
1346
1347 enum amdgpu_dpm_event_src {
1348 AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
1349 AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
1350 AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
1351 AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1352 AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1353 };
1354
1355 #define AMDGPU_MAX_VCE_LEVELS 6
1356
1357 enum amdgpu_vce_level {
1358 AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1359 AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1360 AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1361 AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1362 AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1363 AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1364 };
1365
1366 struct amdgpu_ps {
1367 u32 caps; /* vbios flags */
1368 u32 class; /* vbios flags */
1369 u32 class2; /* vbios flags */
1370 /* UVD clocks */
1371 u32 vclk;
1372 u32 dclk;
1373 /* VCE clocks */
1374 u32 evclk;
1375 u32 ecclk;
1376 bool vce_active;
1377 enum amdgpu_vce_level vce_level;
1378 /* asic priv */
1379 void *ps_priv;
1380 };
1381
1382 struct amdgpu_dpm_thermal {
1383 /* thermal interrupt work */
1384 struct work_struct work;
1385 /* low temperature threshold */
1386 int min_temp;
1387 /* high temperature threshold */
1388 int max_temp;
1389 /* was last interrupt low to high or high to low */
1390 bool high_to_low;
1391 /* interrupt source */
1392 struct amdgpu_irq_src irq;
1393 };
1394
1395 enum amdgpu_clk_action
1396 {
1397 AMDGPU_SCLK_UP = 1,
1398 AMDGPU_SCLK_DOWN
1399 };
1400
1401 struct amdgpu_blacklist_clocks
1402 {
1403 u32 sclk;
1404 u32 mclk;
1405 enum amdgpu_clk_action action;
1406 };
1407
1408 struct amdgpu_clock_and_voltage_limits {
1409 u32 sclk;
1410 u32 mclk;
1411 u16 vddc;
1412 u16 vddci;
1413 };
1414
1415 struct amdgpu_clock_array {
1416 u32 count;
1417 u32 *values;
1418 };
1419
1420 struct amdgpu_clock_voltage_dependency_entry {
1421 u32 clk;
1422 u16 v;
1423 };
1424
1425 struct amdgpu_clock_voltage_dependency_table {
1426 u32 count;
1427 struct amdgpu_clock_voltage_dependency_entry *entries;
1428 };
1429
1430 union amdgpu_cac_leakage_entry {
1431 struct {
1432 u16 vddc;
1433 u32 leakage;
1434 };
1435 struct {
1436 u16 vddc1;
1437 u16 vddc2;
1438 u16 vddc3;
1439 };
1440 };
1441
1442 struct amdgpu_cac_leakage_table {
1443 u32 count;
1444 union amdgpu_cac_leakage_entry *entries;
1445 };
1446
1447 struct amdgpu_phase_shedding_limits_entry {
1448 u16 voltage;
1449 u32 sclk;
1450 u32 mclk;
1451 };
1452
1453 struct amdgpu_phase_shedding_limits_table {
1454 u32 count;
1455 struct amdgpu_phase_shedding_limits_entry *entries;
1456 };
1457
1458 struct amdgpu_uvd_clock_voltage_dependency_entry {
1459 u32 vclk;
1460 u32 dclk;
1461 u16 v;
1462 };
1463
1464 struct amdgpu_uvd_clock_voltage_dependency_table {
1465 u8 count;
1466 struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
1467 };
1468
1469 struct amdgpu_vce_clock_voltage_dependency_entry {
1470 u32 ecclk;
1471 u32 evclk;
1472 u16 v;
1473 };
1474
1475 struct amdgpu_vce_clock_voltage_dependency_table {
1476 u8 count;
1477 struct amdgpu_vce_clock_voltage_dependency_entry *entries;
1478 };
1479
1480 struct amdgpu_ppm_table {
1481 u8 ppm_design;
1482 u16 cpu_core_number;
1483 u32 platform_tdp;
1484 u32 small_ac_platform_tdp;
1485 u32 platform_tdc;
1486 u32 small_ac_platform_tdc;
1487 u32 apu_tdp;
1488 u32 dgpu_tdp;
1489 u32 dgpu_ulv_power;
1490 u32 tj_max;
1491 };
1492
1493 struct amdgpu_cac_tdp_table {
1494 u16 tdp;
1495 u16 configurable_tdp;
1496 u16 tdc;
1497 u16 battery_power_limit;
1498 u16 small_power_limit;
1499 u16 low_cac_leakage;
1500 u16 high_cac_leakage;
1501 u16 maximum_power_delivery_limit;
1502 };
1503
1504 struct amdgpu_dpm_dynamic_state {
1505 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
1506 struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
1507 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
1508 struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1509 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1510 struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1511 struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1512 struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1513 struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1514 struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
1515 struct amdgpu_clock_array valid_sclk_values;
1516 struct amdgpu_clock_array valid_mclk_values;
1517 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
1518 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
1519 u32 mclk_sclk_ratio;
1520 u32 sclk_mclk_delta;
1521 u16 vddc_vddci_delta;
1522 u16 min_vddc_for_pcie_gen2;
1523 struct amdgpu_cac_leakage_table cac_leakage_table;
1524 struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
1525 struct amdgpu_ppm_table *ppm_table;
1526 struct amdgpu_cac_tdp_table *cac_tdp_table;
1527 };
1528
1529 struct amdgpu_dpm_fan {
1530 u16 t_min;
1531 u16 t_med;
1532 u16 t_high;
1533 u16 pwm_min;
1534 u16 pwm_med;
1535 u16 pwm_high;
1536 u8 t_hyst;
1537 u32 cycle_delay;
1538 u16 t_max;
1539 u8 control_mode;
1540 u16 default_max_fan_pwm;
1541 u16 default_fan_output_sensitivity;
1542 u16 fan_output_sensitivity;
1543 bool ucode_fan_control;
1544 };
1545
1546 enum amdgpu_pcie_gen {
1547 AMDGPU_PCIE_GEN1 = 0,
1548 AMDGPU_PCIE_GEN2 = 1,
1549 AMDGPU_PCIE_GEN3 = 2,
1550 AMDGPU_PCIE_GEN_INVALID = 0xffff
1551 };
1552
1553 enum amdgpu_dpm_forced_level {
1554 AMDGPU_DPM_FORCED_LEVEL_AUTO = 0,
1555 AMDGPU_DPM_FORCED_LEVEL_LOW = 1,
1556 AMDGPU_DPM_FORCED_LEVEL_HIGH = 2,
1557 };
1558
1559 struct amdgpu_vce_state {
1560 /* vce clocks */
1561 u32 evclk;
1562 u32 ecclk;
1563 /* gpu clocks */
1564 u32 sclk;
1565 u32 mclk;
1566 u8 clk_idx;
1567 u8 pstate;
1568 };
1569
1570 struct amdgpu_dpm_funcs {
1571 int (*get_temperature)(struct amdgpu_device *adev);
1572 int (*pre_set_power_state)(struct amdgpu_device *adev);
1573 int (*set_power_state)(struct amdgpu_device *adev);
1574 void (*post_set_power_state)(struct amdgpu_device *adev);
1575 void (*display_configuration_changed)(struct amdgpu_device *adev);
1576 u32 (*get_sclk)(struct amdgpu_device *adev, bool low);
1577 u32 (*get_mclk)(struct amdgpu_device *adev, bool low);
1578 void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps);
1579 void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m);
1580 int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level);
1581 bool (*vblank_too_short)(struct amdgpu_device *adev);
1582 void (*powergate_uvd)(struct amdgpu_device *adev, bool gate);
1583 void (*powergate_vce)(struct amdgpu_device *adev, bool gate);
1584 void (*enable_bapm)(struct amdgpu_device *adev, bool enable);
1585 void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode);
1586 u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
1587 int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
1588 int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
1589 };
1590
1591 struct amdgpu_dpm {
1592 struct amdgpu_ps *ps;
1593 /* number of valid power states */
1594 int num_ps;
1595 /* current power state that is active */
1596 struct amdgpu_ps *current_ps;
1597 /* requested power state */
1598 struct amdgpu_ps *requested_ps;
1599 /* boot up power state */
1600 struct amdgpu_ps *boot_ps;
1601 /* default uvd power state */
1602 struct amdgpu_ps *uvd_ps;
1603 /* vce requirements */
1604 struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS];
1605 enum amdgpu_vce_level vce_level;
1606 enum amdgpu_pm_state_type state;
1607 enum amdgpu_pm_state_type user_state;
1608 u32 platform_caps;
1609 u32 voltage_response_time;
1610 u32 backbias_response_time;
1611 void *priv;
1612 u32 new_active_crtcs;
1613 int new_active_crtc_count;
1614 u32 current_active_crtcs;
1615 int current_active_crtc_count;
1616 struct amdgpu_dpm_dynamic_state dyn_state;
1617 struct amdgpu_dpm_fan fan;
1618 u32 tdp_limit;
1619 u32 near_tdp_limit;
1620 u32 near_tdp_limit_adjusted;
1621 u32 sq_ramping_threshold;
1622 u32 cac_leakage;
1623 u16 tdp_od_limit;
1624 u32 tdp_adjustment;
1625 u16 load_line_slope;
1626 bool power_control;
1627 bool ac_power;
1628 /* special states active */
1629 bool thermal_active;
1630 bool uvd_active;
1631 bool vce_active;
1632 /* thermal handling */
1633 struct amdgpu_dpm_thermal thermal;
1634 /* forced levels */
1635 enum amdgpu_dpm_forced_level forced_level;
1636 };
1637
1638 struct amdgpu_pm {
1639 struct mutex mutex;
1640 u32 current_sclk;
1641 u32 current_mclk;
1642 u32 default_sclk;
1643 u32 default_mclk;
1644 struct amdgpu_i2c_chan *i2c_bus;
1645 /* internal thermal controller on rv6xx+ */
1646 enum amdgpu_int_thermal_type int_thermal_type;
1647 struct device *int_hwmon_dev;
1648 /* fan control parameters */
1649 bool no_fan;
1650 u8 fan_pulses_per_revolution;
1651 u8 fan_min_rpm;
1652 u8 fan_max_rpm;
1653 /* dpm */
1654 bool dpm_enabled;
1655 bool sysfs_initialized;
1656 struct amdgpu_dpm dpm;
1657 const struct firmware *fw; /* SMC firmware */
1658 uint32_t fw_version;
1659 const struct amdgpu_dpm_funcs *funcs;
1660 };
1661
1662 /*
1663 * UVD
1664 */
1665 #define AMDGPU_MAX_UVD_HANDLES 10
1666 #define AMDGPU_UVD_STACK_SIZE (1024*1024)
1667 #define AMDGPU_UVD_HEAP_SIZE (1024*1024)
1668 #define AMDGPU_UVD_FIRMWARE_OFFSET 256
1669
1670 struct amdgpu_uvd {
1671 struct amdgpu_bo *vcpu_bo;
1672 void *cpu_addr;
1673 uint64_t gpu_addr;
1674 atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
1675 struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
1676 struct delayed_work idle_work;
1677 const struct firmware *fw; /* UVD firmware */
1678 struct amdgpu_ring ring;
1679 struct amdgpu_irq_src irq;
1680 bool address_64_bit;
1681 };
1682
1683 /*
1684 * VCE
1685 */
1686 #define AMDGPU_MAX_VCE_HANDLES 16
1687 #define AMDGPU_VCE_FIRMWARE_OFFSET 256
1688
1689 #define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
1690 #define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
1691
1692 struct amdgpu_vce {
1693 struct amdgpu_bo *vcpu_bo;
1694 uint64_t gpu_addr;
1695 unsigned fw_version;
1696 unsigned fb_version;
1697 atomic_t handles[AMDGPU_MAX_VCE_HANDLES];
1698 struct drm_file *filp[AMDGPU_MAX_VCE_HANDLES];
1699 uint32_t img_size[AMDGPU_MAX_VCE_HANDLES];
1700 struct delayed_work idle_work;
1701 const struct firmware *fw; /* VCE firmware */
1702 struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
1703 struct amdgpu_irq_src irq;
1704 unsigned harvest_config;
1705 };
1706
1707 /*
1708 * SDMA
1709 */
1710 struct amdgpu_sdma_instance {
1711 /* SDMA firmware */
1712 const struct firmware *fw;
1713 uint32_t fw_version;
1714 uint32_t feature_version;
1715
1716 struct amdgpu_ring ring;
1717 bool burst_nop;
1718 };
1719
1720 struct amdgpu_sdma {
1721 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1722 struct amdgpu_irq_src trap_irq;
1723 struct amdgpu_irq_src illegal_inst_irq;
1724 int num_instances;
1725 };
1726
1727 /*
1728 * Firmware
1729 */
1730 struct amdgpu_firmware {
1731 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1732 bool smu_load;
1733 struct amdgpu_bo *fw_buf;
1734 unsigned int fw_size;
1735 };
1736
1737 /*
1738 * Benchmarking
1739 */
1740 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1741
1742
1743 /*
1744 * Testing
1745 */
1746 void amdgpu_test_moves(struct amdgpu_device *adev);
1747 void amdgpu_test_ring_sync(struct amdgpu_device *adev,
1748 struct amdgpu_ring *cpA,
1749 struct amdgpu_ring *cpB);
1750 void amdgpu_test_syncing(struct amdgpu_device *adev);
1751
1752 /*
1753 * MMU Notifier
1754 */
1755 #if defined(CONFIG_MMU_NOTIFIER)
1756 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1757 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1758 #else
1759 static inline int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1760 {
1761 return -ENODEV;
1762 }
1763 static inline void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1764 #endif
1765
1766 /*
1767 * Debugfs
1768 */
1769 struct amdgpu_debugfs {
1770 struct drm_info_list *files;
1771 unsigned num_files;
1772 };
1773
1774 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1775 struct drm_info_list *files,
1776 unsigned nfiles);
1777 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1778
1779 #if defined(CONFIG_DEBUG_FS)
1780 int amdgpu_debugfs_init(struct drm_minor *minor);
1781 void amdgpu_debugfs_cleanup(struct drm_minor *minor);
1782 #endif
1783
1784 /*
1785 * amdgpu smumgr functions
1786 */
1787 struct amdgpu_smumgr_funcs {
1788 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1789 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1790 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1791 };
1792
1793 /*
1794 * amdgpu smumgr
1795 */
1796 struct amdgpu_smumgr {
1797 struct amdgpu_bo *toc_buf;
1798 struct amdgpu_bo *smu_buf;
1799 /* asic priv smu data */
1800 void *priv;
1801 spinlock_t smu_lock;
1802 /* smumgr functions */
1803 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1804 /* ucode loading complete flag */
1805 uint32_t fw_flags;
1806 };
1807
1808 /*
1809 * ASIC specific register table accessible by UMD
1810 */
1811 struct amdgpu_allowed_register_entry {
1812 uint32_t reg_offset;
1813 bool untouched;
1814 bool grbm_indexed;
1815 };
1816
1817 struct amdgpu_cu_info {
1818 uint32_t number; /* total active CU number */
1819 uint32_t ao_cu_mask;
1820 uint32_t bitmap[4][4];
1821 };
1822
1823
1824 /*
1825 * ASIC specific functions.
1826 */
1827 struct amdgpu_asic_funcs {
1828 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1829 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1830 u32 sh_num, u32 reg_offset, u32 *value);
1831 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1832 int (*reset)(struct amdgpu_device *adev);
1833 /* wait for mc_idle */
1834 int (*wait_for_mc_idle)(struct amdgpu_device *adev);
1835 /* get the reference clock */
1836 u32 (*get_xclk)(struct amdgpu_device *adev);
1837 /* get the gpu clock counter */
1838 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1839 int (*get_cu_info)(struct amdgpu_device *adev, struct amdgpu_cu_info *info);
1840 /* MM block clocks */
1841 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1842 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1843 };
1844
1845 /*
1846 * IOCTL.
1847 */
1848 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1849 struct drm_file *filp);
1850 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1851 struct drm_file *filp);
1852
1853 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1854 struct drm_file *filp);
1855 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1856 struct drm_file *filp);
1857 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1858 struct drm_file *filp);
1859 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1860 struct drm_file *filp);
1861 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1862 struct drm_file *filp);
1863 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1864 struct drm_file *filp);
1865 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1866 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1867
1868 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1869 struct drm_file *filp);
1870
1871 /* VRAM scratch page for HDP bug, default vram page */
1872 struct amdgpu_vram_scratch {
1873 struct amdgpu_bo *robj;
1874 volatile uint32_t *ptr;
1875 u64 gpu_addr;
1876 };
1877
1878 /*
1879 * ACPI
1880 */
1881 struct amdgpu_atif_notification_cfg {
1882 bool enabled;
1883 int command_code;
1884 };
1885
1886 struct amdgpu_atif_notifications {
1887 bool display_switch;
1888 bool expansion_mode_change;
1889 bool thermal_state;
1890 bool forced_power_state;
1891 bool system_power_state;
1892 bool display_conf_change;
1893 bool px_gfx_switch;
1894 bool brightness_change;
1895 bool dgpu_display_event;
1896 };
1897
1898 struct amdgpu_atif_functions {
1899 bool system_params;
1900 bool sbios_requests;
1901 bool select_active_disp;
1902 bool lid_state;
1903 bool get_tv_standard;
1904 bool set_tv_standard;
1905 bool get_panel_expansion_mode;
1906 bool set_panel_expansion_mode;
1907 bool temperature_change;
1908 bool graphics_device_types;
1909 };
1910
1911 struct amdgpu_atif {
1912 struct amdgpu_atif_notifications notifications;
1913 struct amdgpu_atif_functions functions;
1914 struct amdgpu_atif_notification_cfg notification_cfg;
1915 struct amdgpu_encoder *encoder_for_bl;
1916 };
1917
1918 struct amdgpu_atcs_functions {
1919 bool get_ext_state;
1920 bool pcie_perf_req;
1921 bool pcie_dev_rdy;
1922 bool pcie_bus_width;
1923 };
1924
1925 struct amdgpu_atcs {
1926 struct amdgpu_atcs_functions functions;
1927 };
1928
1929 /*
1930 * CGS
1931 */
1932 void *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1933 void amdgpu_cgs_destroy_device(void *cgs_device);
1934
1935
1936 /*
1937 * Core structure, functions and helpers.
1938 */
1939 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1940 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1941
1942 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1943 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1944
1945 struct amdgpu_ip_block_status {
1946 bool valid;
1947 bool sw;
1948 bool hw;
1949 };
1950
1951 struct amdgpu_device {
1952 struct device *dev;
1953 struct drm_device *ddev;
1954 struct pci_dev *pdev;
1955
1956 /* ASIC */
1957 enum amd_asic_type asic_type;
1958 uint32_t family;
1959 uint32_t rev_id;
1960 uint32_t external_rev_id;
1961 unsigned long flags;
1962 int usec_timeout;
1963 const struct amdgpu_asic_funcs *asic_funcs;
1964 bool shutdown;
1965 bool suspend;
1966 bool need_dma32;
1967 bool accel_working;
1968 struct work_struct reset_work;
1969 struct notifier_block acpi_nb;
1970 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1971 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1972 unsigned debugfs_count;
1973 #if defined(CONFIG_DEBUG_FS)
1974 struct dentry *debugfs_regs;
1975 #endif
1976 struct amdgpu_atif atif;
1977 struct amdgpu_atcs atcs;
1978 struct mutex srbm_mutex;
1979 /* GRBM index mutex. Protects concurrent access to GRBM index */
1980 struct mutex grbm_idx_mutex;
1981 struct dev_pm_domain vga_pm_domain;
1982 bool have_disp_power_ref;
1983
1984 /* BIOS */
1985 uint8_t *bios;
1986 bool is_atom_bios;
1987 uint16_t bios_header_start;
1988 struct amdgpu_bo *stollen_vga_memory;
1989 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1990
1991 /* Register/doorbell mmio */
1992 resource_size_t rmmio_base;
1993 resource_size_t rmmio_size;
1994 void __iomem *rmmio;
1995 /* protects concurrent MM_INDEX/DATA based register access */
1996 spinlock_t mmio_idx_lock;
1997 /* protects concurrent SMC based register access */
1998 spinlock_t smc_idx_lock;
1999 amdgpu_rreg_t smc_rreg;
2000 amdgpu_wreg_t smc_wreg;
2001 /* protects concurrent PCIE register access */
2002 spinlock_t pcie_idx_lock;
2003 amdgpu_rreg_t pcie_rreg;
2004 amdgpu_wreg_t pcie_wreg;
2005 /* protects concurrent UVD register access */
2006 spinlock_t uvd_ctx_idx_lock;
2007 amdgpu_rreg_t uvd_ctx_rreg;
2008 amdgpu_wreg_t uvd_ctx_wreg;
2009 /* protects concurrent DIDT register access */
2010 spinlock_t didt_idx_lock;
2011 amdgpu_rreg_t didt_rreg;
2012 amdgpu_wreg_t didt_wreg;
2013 /* protects concurrent ENDPOINT (audio) register access */
2014 spinlock_t audio_endpt_idx_lock;
2015 amdgpu_block_rreg_t audio_endpt_rreg;
2016 amdgpu_block_wreg_t audio_endpt_wreg;
2017 void __iomem *rio_mem;
2018 resource_size_t rio_mem_size;
2019 struct amdgpu_doorbell doorbell;
2020
2021 /* clock/pll info */
2022 struct amdgpu_clock clock;
2023
2024 /* MC */
2025 struct amdgpu_mc mc;
2026 struct amdgpu_gart gart;
2027 struct amdgpu_dummy_page dummy_page;
2028 struct amdgpu_vm_manager vm_manager;
2029
2030 /* memory management */
2031 struct amdgpu_mman mman;
2032 struct amdgpu_gem gem;
2033 struct amdgpu_vram_scratch vram_scratch;
2034 struct amdgpu_wb wb;
2035 atomic64_t vram_usage;
2036 atomic64_t vram_vis_usage;
2037 atomic64_t gtt_usage;
2038 atomic64_t num_bytes_moved;
2039 atomic_t gpu_reset_counter;
2040
2041 /* display */
2042 struct amdgpu_mode_info mode_info;
2043 struct work_struct hotplug_work;
2044 struct amdgpu_irq_src crtc_irq;
2045 struct amdgpu_irq_src pageflip_irq;
2046 struct amdgpu_irq_src hpd_irq;
2047
2048 /* rings */
2049 unsigned fence_context;
2050 struct mutex ring_lock;
2051 unsigned num_rings;
2052 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
2053 bool ib_pool_ready;
2054 struct amdgpu_sa_manager ring_tmp_bo;
2055
2056 /* interrupts */
2057 struct amdgpu_irq irq;
2058
2059 /* dpm */
2060 struct amdgpu_pm pm;
2061 u32 cg_flags;
2062 u32 pg_flags;
2063
2064 /* amdgpu smumgr */
2065 struct amdgpu_smumgr smu;
2066
2067 /* gfx */
2068 struct amdgpu_gfx gfx;
2069
2070 /* sdma */
2071 struct amdgpu_sdma sdma;
2072
2073 /* uvd */
2074 bool has_uvd;
2075 struct amdgpu_uvd uvd;
2076
2077 /* vce */
2078 struct amdgpu_vce vce;
2079
2080 /* firmwares */
2081 struct amdgpu_firmware firmware;
2082
2083 /* GDS */
2084 struct amdgpu_gds gds;
2085
2086 const struct amdgpu_ip_block_version *ip_blocks;
2087 int num_ip_blocks;
2088 struct amdgpu_ip_block_status *ip_block_status;
2089 struct mutex mn_lock;
2090 DECLARE_HASHTABLE(mn_hash, 7);
2091
2092 /* tracking pinned memory */
2093 u64 vram_pin_size;
2094 u64 gart_pin_size;
2095
2096 /* amdkfd interface */
2097 struct kfd_dev *kfd;
2098
2099 /* kernel conext for IB submission */
2100 struct amdgpu_ctx kernel_ctx;
2101 };
2102
2103 bool amdgpu_device_is_px(struct drm_device *dev);
2104 int amdgpu_device_init(struct amdgpu_device *adev,
2105 struct drm_device *ddev,
2106 struct pci_dev *pdev,
2107 uint32_t flags);
2108 void amdgpu_device_fini(struct amdgpu_device *adev);
2109 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
2110
2111 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
2112 bool always_indirect);
2113 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
2114 bool always_indirect);
2115 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
2116 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
2117
2118 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
2119 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
2120
2121 /*
2122 * Cast helper
2123 */
2124 extern const struct fence_ops amdgpu_fence_ops;
2125 static inline struct amdgpu_fence *to_amdgpu_fence(struct fence *f)
2126 {
2127 struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base);
2128
2129 if (__f->base.ops == &amdgpu_fence_ops)
2130 return __f;
2131
2132 return NULL;
2133 }
2134
2135 /*
2136 * Registers read & write functions.
2137 */
2138 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
2139 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
2140 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
2141 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
2142 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
2143 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2144 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2145 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
2146 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
2147 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
2148 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
2149 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
2150 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
2151 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
2152 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
2153 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
2154 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
2155 #define WREG32_P(reg, val, mask) \
2156 do { \
2157 uint32_t tmp_ = RREG32(reg); \
2158 tmp_ &= (mask); \
2159 tmp_ |= ((val) & ~(mask)); \
2160 WREG32(reg, tmp_); \
2161 } while (0)
2162 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2163 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2164 #define WREG32_PLL_P(reg, val, mask) \
2165 do { \
2166 uint32_t tmp_ = RREG32_PLL(reg); \
2167 tmp_ &= (mask); \
2168 tmp_ |= ((val) & ~(mask)); \
2169 WREG32_PLL(reg, tmp_); \
2170 } while (0)
2171 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
2172 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
2173 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
2174
2175 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
2176 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
2177
2178 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
2179 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
2180
2181 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
2182 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
2183 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
2184
2185 #define REG_GET_FIELD(value, reg, field) \
2186 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
2187
2188 /*
2189 * BIOS helpers.
2190 */
2191 #define RBIOS8(i) (adev->bios[i])
2192 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2193 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2194
2195 /*
2196 * RING helpers.
2197 */
2198 static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
2199 {
2200 if (ring->count_dw <= 0)
2201 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
2202 ring->ring[ring->wptr++] = v;
2203 ring->wptr &= ring->ptr_mask;
2204 ring->count_dw--;
2205 ring->ring_free_dw--;
2206 }
2207
2208 static inline struct amdgpu_sdma_instance *
2209 amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
2210 {
2211 struct amdgpu_device *adev = ring->adev;
2212 int i;
2213
2214 for (i = 0; i < adev->sdma.num_instances; i++)
2215 if (&adev->sdma.instance[i].ring == ring)
2216 break;
2217
2218 if (i < AMDGPU_MAX_SDMA_INSTANCES)
2219 return &adev->sdma.instance[i];
2220 else
2221 return NULL;
2222 }
2223
2224 /*
2225 * ASICs macro.
2226 */
2227 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
2228 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
2229 #define amdgpu_asic_wait_for_mc_idle(adev) (adev)->asic_funcs->wait_for_mc_idle((adev))
2230 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
2231 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
2232 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
2233 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
2234 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
2235 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
2236 #define amdgpu_asic_get_cu_info(adev, info) (adev)->asic_funcs->get_cu_info((adev), (info))
2237 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
2238 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
2239 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
2240 #define amdgpu_vm_write_pte(adev, ib, pe, addr, count, incr, flags) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (addr), (count), (incr), (flags)))
2241 #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)))
2242 #define amdgpu_vm_pad_ib(adev, ib) ((adev)->vm_manager.vm_pte_funcs->pad_ib((ib)))
2243 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
2244 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
2245 #define amdgpu_ring_test_ib(r) (r)->funcs->test_ib((r))
2246 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
2247 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
2248 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
2249 #define amdgpu_ring_emit_ib(r, ib) (r)->funcs->emit_ib((r), (ib))
2250 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
2251 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
2252 #define amdgpu_ring_emit_semaphore(r, semaphore, emit_wait) (r)->funcs->emit_semaphore((r), (semaphore), (emit_wait))
2253 #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))
2254 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
2255 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
2256 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
2257 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
2258 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
2259 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
2260 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
2261 #define amdgpu_display_is_display_hung(adev) (adev)->mode_info.funcs->is_display_hung((adev))
2262 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
2263 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
2264 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
2265 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
2266 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
2267 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
2268 #define amdgpu_display_page_flip(adev, crtc, base) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base))
2269 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
2270 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
2271 #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))
2272 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
2273 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
2274 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
2275 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
2276 #define amdgpu_dpm_get_temperature(adev) (adev)->pm.funcs->get_temperature((adev))
2277 #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
2278 #define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
2279 #define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
2280 #define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
2281 #define amdgpu_dpm_get_sclk(adev, l) (adev)->pm.funcs->get_sclk((adev), (l))
2282 #define amdgpu_dpm_get_mclk(adev, l) (adev)->pm.funcs->get_mclk((adev), (l))
2283 #define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
2284 #define amdgpu_dpm_debugfs_print_current_performance_level(adev, m) (adev)->pm.funcs->debugfs_print_current_performance_level((adev), (m))
2285 #define amdgpu_dpm_force_performance_level(adev, l) (adev)->pm.funcs->force_performance_level((adev), (l))
2286 #define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
2287 #define amdgpu_dpm_powergate_uvd(adev, g) (adev)->pm.funcs->powergate_uvd((adev), (g))
2288 #define amdgpu_dpm_powergate_vce(adev, g) (adev)->pm.funcs->powergate_vce((adev), (g))
2289 #define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
2290 #define amdgpu_dpm_set_fan_control_mode(adev, m) (adev)->pm.funcs->set_fan_control_mode((adev), (m))
2291 #define amdgpu_dpm_get_fan_control_mode(adev) (adev)->pm.funcs->get_fan_control_mode((adev))
2292 #define amdgpu_dpm_set_fan_speed_percent(adev, s) (adev)->pm.funcs->set_fan_speed_percent((adev), (s))
2293 #define amdgpu_dpm_get_fan_speed_percent(adev, s) (adev)->pm.funcs->get_fan_speed_percent((adev), (s))
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 */
2298 int amdgpu_gpu_reset(struct amdgpu_device *adev);
2299 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
2300 bool amdgpu_card_posted(struct amdgpu_device *adev);
2301 void amdgpu_update_display_priority(struct amdgpu_device *adev);
2302 bool amdgpu_boot_test_post_card(struct amdgpu_device *adev);
2303
2304 int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
2305 int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
2306 u32 ip_instance, u32 ring,
2307 struct amdgpu_ring **out_ring);
2308 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *rbo, u32 domain);
2309 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
2310 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2311 uint32_t flags);
2312 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
2313 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
2314 uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
2315 struct ttm_mem_reg *mem);
2316 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
2317 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
2318 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
2319 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
2320 const u32 *registers,
2321 const u32 array_size);
2322
2323 bool amdgpu_device_is_px(struct drm_device *dev);
2324 /* atpx handler */
2325 #if defined(CONFIG_VGA_SWITCHEROO)
2326 void amdgpu_register_atpx_handler(void);
2327 void amdgpu_unregister_atpx_handler(void);
2328 #else
2329 static inline void amdgpu_register_atpx_handler(void) {}
2330 static inline void amdgpu_unregister_atpx_handler(void) {}
2331 #endif
2332
2333 /*
2334 * KMS
2335 */
2336 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
2337 extern int amdgpu_max_kms_ioctl;
2338
2339 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
2340 int amdgpu_driver_unload_kms(struct drm_device *dev);
2341 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
2342 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
2343 void amdgpu_driver_postclose_kms(struct drm_device *dev,
2344 struct drm_file *file_priv);
2345 void amdgpu_driver_preclose_kms(struct drm_device *dev,
2346 struct drm_file *file_priv);
2347 int amdgpu_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2348 int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2349 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
2350 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
2351 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
2352 int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
2353 int *max_error,
2354 struct timeval *vblank_time,
2355 unsigned flags);
2356 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
2357 unsigned long arg);
2358
2359 /*
2360 * functions used by amdgpu_encoder.c
2361 */
2362 struct amdgpu_afmt_acr {
2363 u32 clock;
2364
2365 int n_32khz;
2366 int cts_32khz;
2367
2368 int n_44_1khz;
2369 int cts_44_1khz;
2370
2371 int n_48khz;
2372 int cts_48khz;
2373
2374 };
2375
2376 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
2377
2378 /* amdgpu_acpi.c */
2379 #if defined(CONFIG_ACPI)
2380 int amdgpu_acpi_init(struct amdgpu_device *adev);
2381 void amdgpu_acpi_fini(struct amdgpu_device *adev);
2382 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
2383 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
2384 u8 perf_req, bool advertise);
2385 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
2386 #else
2387 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
2388 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
2389 #endif
2390
2391 struct amdgpu_bo_va_mapping *
2392 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
2393 uint64_t addr, struct amdgpu_bo **bo);
2394
2395 #include "amdgpu_object.h"
2396
2397 #endif
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