2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
24 * Authors: Dave Airlie
31 #include <linux/atomic.h>
32 #include <linux/wait.h>
33 #include <linux/list.h>
34 #include <linux/kref.h>
35 #include <linux/interval_tree.h>
36 #include <linux/hashtable.h>
37 #include <linux/fence.h>
39 #include <ttm/ttm_bo_api.h>
40 #include <ttm/ttm_bo_driver.h>
41 #include <ttm/ttm_placement.h>
42 #include <ttm/ttm_module.h>
43 #include <ttm/ttm_execbuf_util.h>
46 #include <drm/drm_gem.h>
47 #include <drm/amdgpu_drm.h>
49 #include "amd_shared.h"
50 #include "amdgpu_mode.h"
51 #include "amdgpu_ih.h"
52 #include "amdgpu_irq.h"
53 #include "amdgpu_ucode.h"
54 #include "amdgpu_gds.h"
56 #include "gpu_scheduler.h"
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_enable_scheduler;
83 extern int amdgpu_sched_jobs;
84 extern int amdgpu_sched_hw_submission;
86 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
87 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
88 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
89 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
90 #define AMDGPU_IB_POOL_SIZE 16
91 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
92 #define AMDGPUFB_CONN_LIMIT 4
93 #define AMDGPU_BIOS_NUM_SCRATCH 8
95 /* max number of rings */
96 #define AMDGPU_MAX_RINGS 16
97 #define AMDGPU_MAX_GFX_RINGS 1
98 #define AMDGPU_MAX_COMPUTE_RINGS 8
99 #define AMDGPU_MAX_VCE_RINGS 2
101 /* max number of IP instances */
102 #define AMDGPU_MAX_SDMA_INSTANCES 2
104 /* number of hw syncs before falling back on blocking */
105 #define AMDGPU_NUM_SYNCS 4
107 /* hardcode that limit for now */
108 #define AMDGPU_VA_RESERVED_SIZE (8 << 20)
110 /* hard reset data */
111 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
114 #define AMDGPU_RESET_GFX (1 << 0)
115 #define AMDGPU_RESET_COMPUTE (1 << 1)
116 #define AMDGPU_RESET_DMA (1 << 2)
117 #define AMDGPU_RESET_CP (1 << 3)
118 #define AMDGPU_RESET_GRBM (1 << 4)
119 #define AMDGPU_RESET_DMA1 (1 << 5)
120 #define AMDGPU_RESET_RLC (1 << 6)
121 #define AMDGPU_RESET_SEM (1 << 7)
122 #define AMDGPU_RESET_IH (1 << 8)
123 #define AMDGPU_RESET_VMC (1 << 9)
124 #define AMDGPU_RESET_MC (1 << 10)
125 #define AMDGPU_RESET_DISPLAY (1 << 11)
126 #define AMDGPU_RESET_UVD (1 << 12)
127 #define AMDGPU_RESET_VCE (1 << 13)
128 #define AMDGPU_RESET_VCE1 (1 << 14)
131 #define AMDGPU_CG_BLOCK_GFX (1 << 0)
132 #define AMDGPU_CG_BLOCK_MC (1 << 1)
133 #define AMDGPU_CG_BLOCK_SDMA (1 << 2)
134 #define AMDGPU_CG_BLOCK_UVD (1 << 3)
135 #define AMDGPU_CG_BLOCK_VCE (1 << 4)
136 #define AMDGPU_CG_BLOCK_HDP (1 << 5)
137 #define AMDGPU_CG_BLOCK_BIF (1 << 6)
140 #define AMDGPU_CG_SUPPORT_GFX_MGCG (1 << 0)
141 #define AMDGPU_CG_SUPPORT_GFX_MGLS (1 << 1)
142 #define AMDGPU_CG_SUPPORT_GFX_CGCG (1 << 2)
143 #define AMDGPU_CG_SUPPORT_GFX_CGLS (1 << 3)
144 #define AMDGPU_CG_SUPPORT_GFX_CGTS (1 << 4)
145 #define AMDGPU_CG_SUPPORT_GFX_CGTS_LS (1 << 5)
146 #define AMDGPU_CG_SUPPORT_GFX_CP_LS (1 << 6)
147 #define AMDGPU_CG_SUPPORT_GFX_RLC_LS (1 << 7)
148 #define AMDGPU_CG_SUPPORT_MC_LS (1 << 8)
149 #define AMDGPU_CG_SUPPORT_MC_MGCG (1 << 9)
150 #define AMDGPU_CG_SUPPORT_SDMA_LS (1 << 10)
151 #define AMDGPU_CG_SUPPORT_SDMA_MGCG (1 << 11)
152 #define AMDGPU_CG_SUPPORT_BIF_LS (1 << 12)
153 #define AMDGPU_CG_SUPPORT_UVD_MGCG (1 << 13)
154 #define AMDGPU_CG_SUPPORT_VCE_MGCG (1 << 14)
155 #define AMDGPU_CG_SUPPORT_HDP_LS (1 << 15)
156 #define AMDGPU_CG_SUPPORT_HDP_MGCG (1 << 16)
159 #define AMDGPU_PG_SUPPORT_GFX_PG (1 << 0)
160 #define AMDGPU_PG_SUPPORT_GFX_SMG (1 << 1)
161 #define AMDGPU_PG_SUPPORT_GFX_DMG (1 << 2)
162 #define AMDGPU_PG_SUPPORT_UVD (1 << 3)
163 #define AMDGPU_PG_SUPPORT_VCE (1 << 4)
164 #define AMDGPU_PG_SUPPORT_CP (1 << 5)
165 #define AMDGPU_PG_SUPPORT_GDS (1 << 6)
166 #define AMDGPU_PG_SUPPORT_RLC_SMU_HS (1 << 7)
167 #define AMDGPU_PG_SUPPORT_SDMA (1 << 8)
168 #define AMDGPU_PG_SUPPORT_ACP (1 << 9)
169 #define AMDGPU_PG_SUPPORT_SAMU (1 << 10)
171 /* GFX current status */
172 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
173 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
174 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
175 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
176 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
178 /* max cursor sizes (in pixels) */
179 #define CIK_CURSOR_WIDTH 128
180 #define CIK_CURSOR_HEIGHT 128
182 struct amdgpu_device;
187 struct amdgpu_semaphore;
188 struct amdgpu_cs_parser;
190 struct amdgpu_irq_src;
194 AMDGPU_CP_IRQ_GFX_EOP = 0,
195 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
196 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
197 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
198 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
199 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
200 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
201 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
202 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
207 enum amdgpu_sdma_irq {
208 AMDGPU_SDMA_IRQ_TRAP0 = 0,
209 AMDGPU_SDMA_IRQ_TRAP1,
214 enum amdgpu_thermal_irq {
215 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
216 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
218 AMDGPU_THERMAL_IRQ_LAST
221 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
222 enum amd_ip_block_type block_type,
223 enum amd_clockgating_state state);
224 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
225 enum amd_ip_block_type block_type,
226 enum amd_powergating_state state);
228 struct amdgpu_ip_block_version {
229 enum amd_ip_block_type type;
233 const struct amd_ip_funcs *funcs;
236 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
237 enum amd_ip_block_type type,
238 u32 major, u32 minor);
240 const struct amdgpu_ip_block_version * amdgpu_get_ip_block(
241 struct amdgpu_device *adev,
242 enum amd_ip_block_type type);
244 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
245 struct amdgpu_buffer_funcs {
246 /* maximum bytes in a single operation */
247 uint32_t copy_max_bytes;
249 /* number of dw to reserve per operation */
250 unsigned copy_num_dw;
252 /* used for buffer migration */
253 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
254 /* src addr in bytes */
256 /* dst addr in bytes */
258 /* number of byte to transfer */
259 uint32_t byte_count);
261 /* maximum bytes in a single operation */
262 uint32_t fill_max_bytes;
264 /* number of dw to reserve per operation */
265 unsigned fill_num_dw;
267 /* used for buffer clearing */
268 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
269 /* value to write to memory */
271 /* dst addr in bytes */
273 /* number of byte to fill */
274 uint32_t byte_count);
277 /* provided by hw blocks that can write ptes, e.g., sdma */
278 struct amdgpu_vm_pte_funcs {
279 /* copy pte entries from GART */
280 void (*copy_pte)(struct amdgpu_ib *ib,
281 uint64_t pe, uint64_t src,
283 /* write pte one entry at a time with addr mapping */
284 void (*write_pte)(struct amdgpu_ib *ib,
286 uint64_t addr, unsigned count,
287 uint32_t incr, uint32_t flags);
288 /* for linear pte/pde updates without addr mapping */
289 void (*set_pte_pde)(struct amdgpu_ib *ib,
291 uint64_t addr, unsigned count,
292 uint32_t incr, uint32_t flags);
293 /* pad the indirect buffer to the necessary number of dw */
294 void (*pad_ib)(struct amdgpu_ib *ib);
297 /* provided by the gmc block */
298 struct amdgpu_gart_funcs {
299 /* flush the vm tlb via mmio */
300 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
302 /* write pte/pde updates using the cpu */
303 int (*set_pte_pde)(struct amdgpu_device *adev,
304 void *cpu_pt_addr, /* cpu addr of page table */
305 uint32_t gpu_page_idx, /* pte/pde to update */
306 uint64_t addr, /* addr to write into pte/pde */
307 uint32_t flags); /* access flags */
310 /* provided by the ih block */
311 struct amdgpu_ih_funcs {
312 /* ring read/write ptr handling, called from interrupt context */
313 u32 (*get_wptr)(struct amdgpu_device *adev);
314 void (*decode_iv)(struct amdgpu_device *adev,
315 struct amdgpu_iv_entry *entry);
316 void (*set_rptr)(struct amdgpu_device *adev);
319 /* provided by hw blocks that expose a ring buffer for commands */
320 struct amdgpu_ring_funcs {
321 /* ring read/write ptr handling */
322 u32 (*get_rptr)(struct amdgpu_ring *ring);
323 u32 (*get_wptr)(struct amdgpu_ring *ring);
324 void (*set_wptr)(struct amdgpu_ring *ring);
325 /* validating and patching of IBs */
326 int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx);
327 /* command emit functions */
328 void (*emit_ib)(struct amdgpu_ring *ring,
329 struct amdgpu_ib *ib);
330 void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr,
331 uint64_t seq, unsigned flags);
332 bool (*emit_semaphore)(struct amdgpu_ring *ring,
333 struct amdgpu_semaphore *semaphore,
335 void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id,
337 void (*emit_hdp_flush)(struct amdgpu_ring *ring);
338 void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid,
339 uint32_t gds_base, uint32_t gds_size,
340 uint32_t gws_base, uint32_t gws_size,
341 uint32_t oa_base, uint32_t oa_size);
342 /* testing functions */
343 int (*test_ring)(struct amdgpu_ring *ring);
344 int (*test_ib)(struct amdgpu_ring *ring);
345 bool (*is_lockup)(struct amdgpu_ring *ring);
346 /* insert NOP packets */
347 void (*insert_nop)(struct amdgpu_ring *ring, uint32_t count);
353 bool amdgpu_get_bios(struct amdgpu_device *adev);
354 bool amdgpu_read_bios(struct amdgpu_device *adev);
359 struct amdgpu_dummy_page {
363 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
364 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
371 #define AMDGPU_MAX_PPLL 3
373 struct amdgpu_clock {
374 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
375 struct amdgpu_pll spll;
376 struct amdgpu_pll mpll;
378 uint32_t default_mclk;
379 uint32_t default_sclk;
380 uint32_t default_dispclk;
381 uint32_t current_dispclk;
383 uint32_t max_pixel_clock;
389 struct amdgpu_fence_driver {
390 struct amdgpu_ring *ring;
392 volatile uint32_t *cpu_addr;
393 /* sync_seq is protected by ring emission lock */
394 uint64_t sync_seq[AMDGPU_MAX_RINGS];
397 struct amdgpu_irq_src *irq_src;
399 struct delayed_work lockup_work;
400 wait_queue_head_t fence_queue;
403 /* some special values for the owner field */
404 #define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul)
405 #define AMDGPU_FENCE_OWNER_VM ((void*)1ul)
406 #define AMDGPU_FENCE_OWNER_MOVE ((void*)2ul)
408 #define AMDGPU_FENCE_FLAG_64BIT (1 << 0)
409 #define AMDGPU_FENCE_FLAG_INT (1 << 1)
411 struct amdgpu_fence {
415 struct amdgpu_ring *ring;
418 /* filp or special value for fence creator */
421 wait_queue_t fence_wake;
424 struct amdgpu_user_fence {
426 struct amdgpu_bo *bo;
427 /* write-back address offset to bo start */
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);
435 void 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,
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);
448 signed long amdgpu_fence_wait_any(struct amdgpu_device *adev,
449 struct fence **array,
453 struct amdgpu_fence *amdgpu_fence_ref(struct amdgpu_fence *fence);
454 void amdgpu_fence_unref(struct amdgpu_fence **fence);
456 bool amdgpu_fence_need_sync(struct amdgpu_fence *fence,
457 struct amdgpu_ring *ring);
458 void amdgpu_fence_note_sync(struct amdgpu_fence *fence,
459 struct amdgpu_ring *ring);
461 static inline struct amdgpu_fence *amdgpu_fence_later(struct amdgpu_fence *a,
462 struct amdgpu_fence *b)
472 BUG_ON(a->ring != b->ring);
474 if (a->seq > b->seq) {
481 static inline bool amdgpu_fence_is_earlier(struct amdgpu_fence *a,
482 struct amdgpu_fence *b)
492 BUG_ON(a->ring != b->ring);
494 return a->seq < b->seq;
497 int amdgpu_user_fence_emit(struct amdgpu_ring *ring, struct amdgpu_user_fence *user,
498 void *owner, struct amdgpu_fence **fence);
504 struct ttm_bo_global_ref bo_global_ref;
505 struct drm_global_reference mem_global_ref;
506 struct ttm_bo_device bdev;
507 bool mem_global_referenced;
510 #if defined(CONFIG_DEBUG_FS)
515 /* buffer handling */
516 const struct amdgpu_buffer_funcs *buffer_funcs;
517 struct amdgpu_ring *buffer_funcs_ring;
520 int amdgpu_copy_buffer(struct amdgpu_ring *ring,
524 struct reservation_object *resv,
525 struct fence **fence);
526 int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
528 struct amdgpu_bo_list_entry {
529 struct amdgpu_bo *robj;
530 struct ttm_validate_buffer tv;
531 struct amdgpu_bo_va *bo_va;
532 unsigned prefered_domains;
533 unsigned allowed_domains;
537 struct amdgpu_bo_va_mapping {
538 struct list_head list;
539 struct interval_tree_node it;
544 /* bo virtual addresses in a specific vm */
545 struct amdgpu_bo_va {
546 /* protected by bo being reserved */
547 struct list_head bo_list;
548 struct fence *last_pt_update;
551 /* protected by vm mutex and spinlock */
552 struct list_head vm_status;
554 /* mappings for this bo_va */
555 struct list_head invalids;
556 struct list_head valids;
558 /* constant after initialization */
559 struct amdgpu_vm *vm;
560 struct amdgpu_bo *bo;
563 #define AMDGPU_GEM_DOMAIN_MAX 0x3
566 /* Protected by gem.mutex */
567 struct list_head list;
568 /* Protected by tbo.reserved */
570 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
571 struct ttm_placement placement;
572 struct ttm_buffer_object tbo;
573 struct ttm_bo_kmap_obj kmap;
581 /* list of all virtual address to which this bo
585 /* Constant after initialization */
586 struct amdgpu_device *adev;
587 struct drm_gem_object gem_base;
589 struct ttm_bo_kmap_obj dma_buf_vmap;
591 struct amdgpu_mn *mn;
592 struct list_head mn_list;
594 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
596 void amdgpu_gem_object_free(struct drm_gem_object *obj);
597 int amdgpu_gem_object_open(struct drm_gem_object *obj,
598 struct drm_file *file_priv);
599 void amdgpu_gem_object_close(struct drm_gem_object *obj,
600 struct drm_file *file_priv);
601 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
602 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
603 struct drm_gem_object *amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
604 struct dma_buf_attachment *attach,
605 struct sg_table *sg);
606 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
607 struct drm_gem_object *gobj,
609 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
610 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
611 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
612 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
613 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
614 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
616 /* sub-allocation manager, it has to be protected by another lock.
617 * By conception this is an helper for other part of the driver
618 * like the indirect buffer or semaphore, which both have their
621 * Principe is simple, we keep a list of sub allocation in offset
622 * order (first entry has offset == 0, last entry has the highest
625 * When allocating new object we first check if there is room at
626 * the end total_size - (last_object_offset + last_object_size) >=
627 * alloc_size. If so we allocate new object there.
629 * When there is not enough room at the end, we start waiting for
630 * each sub object until we reach object_offset+object_size >=
631 * alloc_size, this object then become the sub object we return.
633 * Alignment can't be bigger than page size.
635 * Hole are not considered for allocation to keep things simple.
636 * Assumption is that there won't be hole (all object on same
639 struct amdgpu_sa_manager {
640 wait_queue_head_t wq;
641 struct amdgpu_bo *bo;
642 struct list_head *hole;
643 struct list_head flist[AMDGPU_MAX_RINGS];
644 struct list_head olist;
654 /* sub-allocation buffer */
655 struct amdgpu_sa_bo {
656 struct list_head olist;
657 struct list_head flist;
658 struct amdgpu_sa_manager *manager;
669 struct list_head objects;
672 int amdgpu_gem_init(struct amdgpu_device *adev);
673 void amdgpu_gem_fini(struct amdgpu_device *adev);
674 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
675 int alignment, u32 initial_domain,
676 u64 flags, bool kernel,
677 struct drm_gem_object **obj);
679 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
680 struct drm_device *dev,
681 struct drm_mode_create_dumb *args);
682 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
683 struct drm_device *dev,
684 uint32_t handle, uint64_t *offset_p);
689 struct amdgpu_semaphore {
690 struct amdgpu_sa_bo *sa_bo;
695 int amdgpu_semaphore_create(struct amdgpu_device *adev,
696 struct amdgpu_semaphore **semaphore);
697 bool amdgpu_semaphore_emit_signal(struct amdgpu_ring *ring,
698 struct amdgpu_semaphore *semaphore);
699 bool amdgpu_semaphore_emit_wait(struct amdgpu_ring *ring,
700 struct amdgpu_semaphore *semaphore);
701 void amdgpu_semaphore_free(struct amdgpu_device *adev,
702 struct amdgpu_semaphore **semaphore,
703 struct fence *fence);
709 struct amdgpu_semaphore *semaphores[AMDGPU_NUM_SYNCS];
710 struct amdgpu_fence *sync_to[AMDGPU_MAX_RINGS];
711 DECLARE_HASHTABLE(fences, 4);
712 struct fence *last_vm_update;
715 void amdgpu_sync_create(struct amdgpu_sync *sync);
716 int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
718 int amdgpu_sync_resv(struct amdgpu_device *adev,
719 struct amdgpu_sync *sync,
720 struct reservation_object *resv,
722 int amdgpu_sync_rings(struct amdgpu_sync *sync,
723 struct amdgpu_ring *ring);
724 struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync);
725 int amdgpu_sync_wait(struct amdgpu_sync *sync);
726 void amdgpu_sync_free(struct amdgpu_device *adev, struct amdgpu_sync *sync,
727 struct fence *fence);
730 * GART structures, functions & helpers
734 #define AMDGPU_GPU_PAGE_SIZE 4096
735 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
736 #define AMDGPU_GPU_PAGE_SHIFT 12
737 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
740 dma_addr_t table_addr;
741 struct amdgpu_bo *robj;
743 unsigned num_gpu_pages;
744 unsigned num_cpu_pages;
747 dma_addr_t *pages_addr;
749 const struct amdgpu_gart_funcs *gart_funcs;
752 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
753 void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
754 int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
755 void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
756 int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
757 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
758 int amdgpu_gart_init(struct amdgpu_device *adev);
759 void amdgpu_gart_fini(struct amdgpu_device *adev);
760 void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset,
762 int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset,
763 int pages, struct page **pagelist,
764 dma_addr_t *dma_addr, uint32_t flags);
767 * GPU MC structures, functions & helpers
770 resource_size_t aper_size;
771 resource_size_t aper_base;
772 resource_size_t agp_base;
773 /* for some chips with <= 32MB we need to lie
774 * about vram size near mc fb location */
776 u64 visible_vram_size;
787 const struct firmware *fw; /* MC firmware */
789 struct amdgpu_irq_src vm_fault;
794 * GPU doorbell structures, functions & helpers
796 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
798 AMDGPU_DOORBELL_KIQ = 0x000,
799 AMDGPU_DOORBELL_HIQ = 0x001,
800 AMDGPU_DOORBELL_DIQ = 0x002,
801 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
802 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
803 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
804 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
805 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
806 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
807 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
808 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
809 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
810 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
811 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
812 AMDGPU_DOORBELL_IH = 0x1E8,
813 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
814 AMDGPU_DOORBELL_INVALID = 0xFFFF
815 } AMDGPU_DOORBELL_ASSIGNMENT;
817 struct amdgpu_doorbell {
819 resource_size_t base;
820 resource_size_t size;
822 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
825 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
826 phys_addr_t *aperture_base,
827 size_t *aperture_size,
828 size_t *start_offset);
834 struct amdgpu_flip_work {
835 struct work_struct flip_work;
836 struct work_struct unpin_work;
837 struct amdgpu_device *adev;
840 struct drm_pending_vblank_event *event;
841 struct amdgpu_bo *old_rbo;
843 unsigned shared_count;
844 struct fence **shared;
853 struct amdgpu_sa_bo *sa_bo;
857 struct amdgpu_ring *ring;
858 struct amdgpu_fence *fence;
859 struct amdgpu_user_fence *user;
860 struct amdgpu_vm *vm;
861 struct amdgpu_ctx *ctx;
862 struct amdgpu_sync sync;
863 uint32_t gds_base, gds_size;
864 uint32_t gws_base, gws_size;
865 uint32_t oa_base, oa_size;
867 /* resulting sequence number */
871 enum amdgpu_ring_type {
872 AMDGPU_RING_TYPE_GFX,
873 AMDGPU_RING_TYPE_COMPUTE,
874 AMDGPU_RING_TYPE_SDMA,
875 AMDGPU_RING_TYPE_UVD,
879 extern struct amd_sched_backend_ops amdgpu_sched_ops;
881 int amdgpu_sched_ib_submit_kernel_helper(struct amdgpu_device *adev,
882 struct amdgpu_ring *ring,
883 struct amdgpu_ib *ibs,
885 int (*free_job)(struct amdgpu_job *),
887 struct fence **fence);
890 struct amdgpu_device *adev;
891 const struct amdgpu_ring_funcs *funcs;
892 struct amdgpu_fence_driver fence_drv;
893 struct amd_gpu_scheduler *scheduler;
895 spinlock_t fence_lock;
896 struct mutex *ring_lock;
897 struct amdgpu_bo *ring_obj;
898 volatile uint32_t *ring;
900 u64 next_rptr_gpu_addr;
901 volatile u32 *next_rptr_cpu_addr;
905 unsigned ring_free_dw;
908 atomic64_t last_activity;
915 u64 last_semaphore_signal_addr;
916 u64 last_semaphore_wait_addr;
920 struct amdgpu_bo *mqd_obj;
924 unsigned next_rptr_offs;
926 struct amdgpu_ctx *current_ctx;
927 enum amdgpu_ring_type type;
936 /* maximum number of VMIDs */
937 #define AMDGPU_NUM_VM 16
939 /* number of entries in page table */
940 #define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
942 /* PTBs (Page Table Blocks) need to be aligned to 32K */
943 #define AMDGPU_VM_PTB_ALIGN_SIZE 32768
944 #define AMDGPU_VM_PTB_ALIGN_MASK (AMDGPU_VM_PTB_ALIGN_SIZE - 1)
945 #define AMDGPU_VM_PTB_ALIGN(a) (((a) + AMDGPU_VM_PTB_ALIGN_MASK) & ~AMDGPU_VM_PTB_ALIGN_MASK)
947 #define AMDGPU_PTE_VALID (1 << 0)
948 #define AMDGPU_PTE_SYSTEM (1 << 1)
949 #define AMDGPU_PTE_SNOOPED (1 << 2)
952 #define AMDGPU_PTE_EXECUTABLE (1 << 4)
954 #define AMDGPU_PTE_READABLE (1 << 5)
955 #define AMDGPU_PTE_WRITEABLE (1 << 6)
957 /* PTE (Page Table Entry) fragment field for different page sizes */
958 #define AMDGPU_PTE_FRAG_4KB (0 << 7)
959 #define AMDGPU_PTE_FRAG_64KB (4 << 7)
960 #define AMDGPU_LOG2_PAGES_PER_FRAG 4
962 struct amdgpu_vm_pt {
963 struct amdgpu_bo *bo;
967 struct amdgpu_vm_id {
969 uint64_t pd_gpu_addr;
970 /* last flushed PD/PT update */
971 struct fence *flushed_updates;
972 /* last use of vmid */
973 struct amdgpu_fence *last_id_use;
981 /* protecting invalidated */
982 spinlock_t status_lock;
984 /* BOs moved, but not yet updated in the PT */
985 struct list_head invalidated;
987 /* BOs cleared in the PT because of a move */
988 struct list_head cleared;
990 /* BO mappings freed, but not yet updated in the PT */
991 struct list_head freed;
993 /* contains the page directory */
994 struct amdgpu_bo *page_directory;
995 unsigned max_pde_used;
996 struct fence *page_directory_fence;
998 /* array of page tables, one for each page directory entry */
999 struct amdgpu_vm_pt *page_tables;
1001 /* for id and flush management per ring */
1002 struct amdgpu_vm_id ids[AMDGPU_MAX_RINGS];
1005 struct amdgpu_vm_manager {
1006 struct amdgpu_fence *active[AMDGPU_NUM_VM];
1008 /* number of VMIDs */
1010 /* vram base address for page table entry */
1011 u64 vram_base_offset;
1012 /* is vm enabled? */
1014 /* for hw to save the PD addr on suspend/resume */
1015 uint32_t saved_table_addr[AMDGPU_NUM_VM];
1016 /* vm pte handling */
1017 const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
1018 struct amdgpu_ring *vm_pte_funcs_ring;
1022 * context related structures
1025 #define AMDGPU_CTX_MAX_CS_PENDING 16
1027 struct amdgpu_ctx_ring {
1029 struct fence *fences[AMDGPU_CTX_MAX_CS_PENDING];
1030 struct amd_sched_entity entity;
1034 struct kref refcount;
1035 struct amdgpu_device *adev;
1036 unsigned reset_counter;
1037 spinlock_t ring_lock;
1038 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
1041 struct amdgpu_ctx_mgr {
1042 struct amdgpu_device *adev;
1044 /* protected by lock */
1045 struct idr ctx_handles;
1048 int amdgpu_ctx_init(struct amdgpu_device *adev, bool kernel,
1049 struct amdgpu_ctx *ctx);
1050 void amdgpu_ctx_fini(struct amdgpu_ctx *ctx);
1052 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
1053 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
1055 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
1056 struct fence *fence);
1057 struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
1058 struct amdgpu_ring *ring, uint64_t seq);
1060 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
1061 struct drm_file *filp);
1063 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
1064 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
1067 * file private structure
1070 struct amdgpu_fpriv {
1071 struct amdgpu_vm vm;
1072 struct mutex bo_list_lock;
1073 struct idr bo_list_handles;
1074 struct amdgpu_ctx_mgr ctx_mgr;
1081 struct amdgpu_bo_list {
1083 struct amdgpu_bo *gds_obj;
1084 struct amdgpu_bo *gws_obj;
1085 struct amdgpu_bo *oa_obj;
1087 unsigned num_entries;
1088 struct amdgpu_bo_list_entry *array;
1091 struct amdgpu_bo_list *
1092 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
1093 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
1094 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
1099 #include "clearstate_defs.h"
1102 /* for power gating */
1103 struct amdgpu_bo *save_restore_obj;
1104 uint64_t save_restore_gpu_addr;
1105 volatile uint32_t *sr_ptr;
1106 const u32 *reg_list;
1108 /* for clear state */
1109 struct amdgpu_bo *clear_state_obj;
1110 uint64_t clear_state_gpu_addr;
1111 volatile uint32_t *cs_ptr;
1112 const struct cs_section_def *cs_data;
1113 u32 clear_state_size;
1115 struct amdgpu_bo *cp_table_obj;
1116 uint64_t cp_table_gpu_addr;
1117 volatile uint32_t *cp_table_ptr;
1122 struct amdgpu_bo *hpd_eop_obj;
1123 u64 hpd_eop_gpu_addr;
1130 * GPU scratch registers structures, functions & helpers
1132 struct amdgpu_scratch {
1140 * GFX configurations
1142 struct amdgpu_gca_config {
1143 unsigned max_shader_engines;
1144 unsigned max_tile_pipes;
1145 unsigned max_cu_per_sh;
1146 unsigned max_sh_per_se;
1147 unsigned max_backends_per_se;
1148 unsigned max_texture_channel_caches;
1150 unsigned max_gs_threads;
1151 unsigned max_hw_contexts;
1152 unsigned sc_prim_fifo_size_frontend;
1153 unsigned sc_prim_fifo_size_backend;
1154 unsigned sc_hiz_tile_fifo_size;
1155 unsigned sc_earlyz_tile_fifo_size;
1157 unsigned num_tile_pipes;
1158 unsigned backend_enable_mask;
1159 unsigned mem_max_burst_length_bytes;
1160 unsigned mem_row_size_in_kb;
1161 unsigned shader_engine_tile_size;
1163 unsigned multi_gpu_tile_size;
1164 unsigned mc_arb_ramcfg;
1165 unsigned gb_addr_config;
1167 uint32_t tile_mode_array[32];
1168 uint32_t macrotile_mode_array[16];
1172 struct mutex gpu_clock_mutex;
1173 struct amdgpu_gca_config config;
1174 struct amdgpu_rlc rlc;
1175 struct amdgpu_mec mec;
1176 struct amdgpu_scratch scratch;
1177 const struct firmware *me_fw; /* ME firmware */
1178 uint32_t me_fw_version;
1179 const struct firmware *pfp_fw; /* PFP firmware */
1180 uint32_t pfp_fw_version;
1181 const struct firmware *ce_fw; /* CE firmware */
1182 uint32_t ce_fw_version;
1183 const struct firmware *rlc_fw; /* RLC firmware */
1184 uint32_t rlc_fw_version;
1185 const struct firmware *mec_fw; /* MEC firmware */
1186 uint32_t mec_fw_version;
1187 const struct firmware *mec2_fw; /* MEC2 firmware */
1188 uint32_t mec2_fw_version;
1189 uint32_t me_feature_version;
1190 uint32_t ce_feature_version;
1191 uint32_t pfp_feature_version;
1192 uint32_t rlc_feature_version;
1193 uint32_t mec_feature_version;
1194 uint32_t mec2_feature_version;
1195 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1196 unsigned num_gfx_rings;
1197 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1198 unsigned num_compute_rings;
1199 struct amdgpu_irq_src eop_irq;
1200 struct amdgpu_irq_src priv_reg_irq;
1201 struct amdgpu_irq_src priv_inst_irq;
1203 uint32_t gfx_current_status;
1204 /* sync signal for const engine */
1205 unsigned ce_sync_offs;
1207 unsigned ce_ram_size;
1210 int amdgpu_ib_get(struct amdgpu_ring *ring, struct amdgpu_vm *vm,
1211 unsigned size, struct amdgpu_ib *ib);
1212 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib);
1213 int amdgpu_ib_schedule(struct amdgpu_device *adev, unsigned num_ibs,
1214 struct amdgpu_ib *ib, void *owner);
1215 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1216 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1217 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1218 /* Ring access between begin & end cannot sleep */
1219 void amdgpu_ring_free_size(struct amdgpu_ring *ring);
1220 int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
1221 int amdgpu_ring_lock(struct amdgpu_ring *ring, unsigned ndw);
1222 void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count);
1223 void amdgpu_ring_commit(struct amdgpu_ring *ring);
1224 void amdgpu_ring_unlock_commit(struct amdgpu_ring *ring);
1225 void amdgpu_ring_undo(struct amdgpu_ring *ring);
1226 void amdgpu_ring_unlock_undo(struct amdgpu_ring *ring);
1227 void amdgpu_ring_lockup_update(struct amdgpu_ring *ring);
1228 bool amdgpu_ring_test_lockup(struct amdgpu_ring *ring);
1229 unsigned amdgpu_ring_backup(struct amdgpu_ring *ring,
1231 int amdgpu_ring_restore(struct amdgpu_ring *ring,
1232 unsigned size, uint32_t *data);
1233 int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
1234 unsigned ring_size, u32 nop, u32 align_mask,
1235 struct amdgpu_irq_src *irq_src, unsigned irq_type,
1236 enum amdgpu_ring_type ring_type);
1237 void amdgpu_ring_fini(struct amdgpu_ring *ring);
1242 struct amdgpu_cs_chunk {
1246 void __user *user_ptr;
1249 struct amdgpu_cs_parser {
1250 struct amdgpu_device *adev;
1251 struct drm_file *filp;
1252 struct amdgpu_ctx *ctx;
1253 struct amdgpu_bo_list *bo_list;
1256 struct amdgpu_cs_chunk *chunks;
1258 struct amdgpu_bo_list_entry *vm_bos;
1259 struct list_head validated;
1261 struct amdgpu_ib *ibs;
1264 struct ww_acquire_ctx ticket;
1267 struct amdgpu_user_fence uf;
1271 struct amd_sched_job base;
1272 struct amdgpu_device *adev;
1273 struct amdgpu_ib *ibs;
1275 struct mutex job_lock;
1276 struct amdgpu_user_fence uf;
1277 int (*free_job)(struct amdgpu_job *sched_job);
1280 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p, uint32_t ib_idx, int idx)
1282 return p->ibs[ib_idx].ptr[idx];
1288 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1291 struct amdgpu_bo *wb_obj;
1292 volatile uint32_t *wb;
1294 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1295 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1298 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1299 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1302 * struct amdgpu_pm - power management datas
1303 * It keeps track of various data needed to take powermanagement decision.
1306 enum amdgpu_pm_state_type {
1307 /* not used for dpm */
1308 POWER_STATE_TYPE_DEFAULT,
1309 POWER_STATE_TYPE_POWERSAVE,
1310 /* user selectable states */
1311 POWER_STATE_TYPE_BATTERY,
1312 POWER_STATE_TYPE_BALANCED,
1313 POWER_STATE_TYPE_PERFORMANCE,
1314 /* internal states */
1315 POWER_STATE_TYPE_INTERNAL_UVD,
1316 POWER_STATE_TYPE_INTERNAL_UVD_SD,
1317 POWER_STATE_TYPE_INTERNAL_UVD_HD,
1318 POWER_STATE_TYPE_INTERNAL_UVD_HD2,
1319 POWER_STATE_TYPE_INTERNAL_UVD_MVC,
1320 POWER_STATE_TYPE_INTERNAL_BOOT,
1321 POWER_STATE_TYPE_INTERNAL_THERMAL,
1322 POWER_STATE_TYPE_INTERNAL_ACPI,
1323 POWER_STATE_TYPE_INTERNAL_ULV,
1324 POWER_STATE_TYPE_INTERNAL_3DPERF,
1327 enum amdgpu_int_thermal_type {
1329 THERMAL_TYPE_EXTERNAL,
1330 THERMAL_TYPE_EXTERNAL_GPIO,
1333 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1334 THERMAL_TYPE_EVERGREEN,
1338 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1343 enum amdgpu_dpm_auto_throttle_src {
1344 AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
1345 AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1348 enum amdgpu_dpm_event_src {
1349 AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
1350 AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
1351 AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
1352 AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1353 AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1356 #define AMDGPU_MAX_VCE_LEVELS 6
1358 enum amdgpu_vce_level {
1359 AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1360 AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1361 AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1362 AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1363 AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1364 AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1368 u32 caps; /* vbios flags */
1369 u32 class; /* vbios flags */
1370 u32 class2; /* vbios flags */
1378 enum amdgpu_vce_level vce_level;
1383 struct amdgpu_dpm_thermal {
1384 /* thermal interrupt work */
1385 struct work_struct work;
1386 /* low temperature threshold */
1388 /* high temperature threshold */
1390 /* was last interrupt low to high or high to low */
1392 /* interrupt source */
1393 struct amdgpu_irq_src irq;
1396 enum amdgpu_clk_action
1402 struct amdgpu_blacklist_clocks
1406 enum amdgpu_clk_action action;
1409 struct amdgpu_clock_and_voltage_limits {
1416 struct amdgpu_clock_array {
1421 struct amdgpu_clock_voltage_dependency_entry {
1426 struct amdgpu_clock_voltage_dependency_table {
1428 struct amdgpu_clock_voltage_dependency_entry *entries;
1431 union amdgpu_cac_leakage_entry {
1443 struct amdgpu_cac_leakage_table {
1445 union amdgpu_cac_leakage_entry *entries;
1448 struct amdgpu_phase_shedding_limits_entry {
1454 struct amdgpu_phase_shedding_limits_table {
1456 struct amdgpu_phase_shedding_limits_entry *entries;
1459 struct amdgpu_uvd_clock_voltage_dependency_entry {
1465 struct amdgpu_uvd_clock_voltage_dependency_table {
1467 struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
1470 struct amdgpu_vce_clock_voltage_dependency_entry {
1476 struct amdgpu_vce_clock_voltage_dependency_table {
1478 struct amdgpu_vce_clock_voltage_dependency_entry *entries;
1481 struct amdgpu_ppm_table {
1483 u16 cpu_core_number;
1485 u32 small_ac_platform_tdp;
1487 u32 small_ac_platform_tdc;
1494 struct amdgpu_cac_tdp_table {
1496 u16 configurable_tdp;
1498 u16 battery_power_limit;
1499 u16 small_power_limit;
1500 u16 low_cac_leakage;
1501 u16 high_cac_leakage;
1502 u16 maximum_power_delivery_limit;
1505 struct amdgpu_dpm_dynamic_state {
1506 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
1507 struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
1508 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
1509 struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1510 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1511 struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1512 struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1513 struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1514 struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1515 struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
1516 struct amdgpu_clock_array valid_sclk_values;
1517 struct amdgpu_clock_array valid_mclk_values;
1518 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
1519 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
1520 u32 mclk_sclk_ratio;
1521 u32 sclk_mclk_delta;
1522 u16 vddc_vddci_delta;
1523 u16 min_vddc_for_pcie_gen2;
1524 struct amdgpu_cac_leakage_table cac_leakage_table;
1525 struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
1526 struct amdgpu_ppm_table *ppm_table;
1527 struct amdgpu_cac_tdp_table *cac_tdp_table;
1530 struct amdgpu_dpm_fan {
1541 u16 default_max_fan_pwm;
1542 u16 default_fan_output_sensitivity;
1543 u16 fan_output_sensitivity;
1544 bool ucode_fan_control;
1547 enum amdgpu_pcie_gen {
1548 AMDGPU_PCIE_GEN1 = 0,
1549 AMDGPU_PCIE_GEN2 = 1,
1550 AMDGPU_PCIE_GEN3 = 2,
1551 AMDGPU_PCIE_GEN_INVALID = 0xffff
1554 enum amdgpu_dpm_forced_level {
1555 AMDGPU_DPM_FORCED_LEVEL_AUTO = 0,
1556 AMDGPU_DPM_FORCED_LEVEL_LOW = 1,
1557 AMDGPU_DPM_FORCED_LEVEL_HIGH = 2,
1560 struct amdgpu_vce_state {
1571 struct amdgpu_dpm_funcs {
1572 int (*get_temperature)(struct amdgpu_device *adev);
1573 int (*pre_set_power_state)(struct amdgpu_device *adev);
1574 int (*set_power_state)(struct amdgpu_device *adev);
1575 void (*post_set_power_state)(struct amdgpu_device *adev);
1576 void (*display_configuration_changed)(struct amdgpu_device *adev);
1577 u32 (*get_sclk)(struct amdgpu_device *adev, bool low);
1578 u32 (*get_mclk)(struct amdgpu_device *adev, bool low);
1579 void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps);
1580 void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m);
1581 int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level);
1582 bool (*vblank_too_short)(struct amdgpu_device *adev);
1583 void (*powergate_uvd)(struct amdgpu_device *adev, bool gate);
1584 void (*powergate_vce)(struct amdgpu_device *adev, bool gate);
1585 void (*enable_bapm)(struct amdgpu_device *adev, bool enable);
1586 void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode);
1587 u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
1588 int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
1589 int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
1593 struct amdgpu_ps *ps;
1594 /* number of valid power states */
1596 /* current power state that is active */
1597 struct amdgpu_ps *current_ps;
1598 /* requested power state */
1599 struct amdgpu_ps *requested_ps;
1600 /* boot up power state */
1601 struct amdgpu_ps *boot_ps;
1602 /* default uvd power state */
1603 struct amdgpu_ps *uvd_ps;
1604 /* vce requirements */
1605 struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS];
1606 enum amdgpu_vce_level vce_level;
1607 enum amdgpu_pm_state_type state;
1608 enum amdgpu_pm_state_type user_state;
1610 u32 voltage_response_time;
1611 u32 backbias_response_time;
1613 u32 new_active_crtcs;
1614 int new_active_crtc_count;
1615 u32 current_active_crtcs;
1616 int current_active_crtc_count;
1617 struct amdgpu_dpm_dynamic_state dyn_state;
1618 struct amdgpu_dpm_fan fan;
1621 u32 near_tdp_limit_adjusted;
1622 u32 sq_ramping_threshold;
1626 u16 load_line_slope;
1629 /* special states active */
1630 bool thermal_active;
1633 /* thermal handling */
1634 struct amdgpu_dpm_thermal thermal;
1636 enum amdgpu_dpm_forced_level forced_level;
1645 struct amdgpu_i2c_chan *i2c_bus;
1646 /* internal thermal controller on rv6xx+ */
1647 enum amdgpu_int_thermal_type int_thermal_type;
1648 struct device *int_hwmon_dev;
1649 /* fan control parameters */
1651 u8 fan_pulses_per_revolution;
1656 struct amdgpu_dpm dpm;
1657 const struct firmware *fw; /* SMC firmware */
1658 uint32_t fw_version;
1659 const struct amdgpu_dpm_funcs *funcs;
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
1671 struct amdgpu_bo *vcpu_bo;
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;
1686 #define AMDGPU_MAX_VCE_HANDLES 16
1687 #define AMDGPU_VCE_FIRMWARE_OFFSET 256
1689 #define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
1690 #define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
1693 struct amdgpu_bo *vcpu_bo;
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;
1710 struct amdgpu_sdma {
1712 const struct firmware *fw;
1713 uint32_t fw_version;
1714 uint32_t feature_version;
1716 struct amdgpu_ring ring;
1723 struct amdgpu_firmware {
1724 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1726 struct amdgpu_bo *fw_buf;
1727 unsigned int fw_size;
1733 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1739 void amdgpu_test_moves(struct amdgpu_device *adev);
1740 void amdgpu_test_ring_sync(struct amdgpu_device *adev,
1741 struct amdgpu_ring *cpA,
1742 struct amdgpu_ring *cpB);
1743 void amdgpu_test_syncing(struct amdgpu_device *adev);
1748 #if defined(CONFIG_MMU_NOTIFIER)
1749 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1750 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1752 static int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1756 static void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1762 struct amdgpu_debugfs {
1763 struct drm_info_list *files;
1767 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1768 struct drm_info_list *files,
1770 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1772 #if defined(CONFIG_DEBUG_FS)
1773 int amdgpu_debugfs_init(struct drm_minor *minor);
1774 void amdgpu_debugfs_cleanup(struct drm_minor *minor);
1778 * amdgpu smumgr functions
1780 struct amdgpu_smumgr_funcs {
1781 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1782 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1783 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1789 struct amdgpu_smumgr {
1790 struct amdgpu_bo *toc_buf;
1791 struct amdgpu_bo *smu_buf;
1792 /* asic priv smu data */
1794 spinlock_t smu_lock;
1795 /* smumgr functions */
1796 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1797 /* ucode loading complete flag */
1802 * ASIC specific register table accessible by UMD
1804 struct amdgpu_allowed_register_entry {
1805 uint32_t reg_offset;
1810 struct amdgpu_cu_info {
1811 uint32_t number; /* total active CU number */
1812 uint32_t ao_cu_mask;
1813 uint32_t bitmap[4][4];
1818 * ASIC specific functions.
1820 struct amdgpu_asic_funcs {
1821 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1822 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1823 u32 sh_num, u32 reg_offset, u32 *value);
1824 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1825 int (*reset)(struct amdgpu_device *adev);
1826 /* wait for mc_idle */
1827 int (*wait_for_mc_idle)(struct amdgpu_device *adev);
1828 /* get the reference clock */
1829 u32 (*get_xclk)(struct amdgpu_device *adev);
1830 /* get the gpu clock counter */
1831 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1832 int (*get_cu_info)(struct amdgpu_device *adev, struct amdgpu_cu_info *info);
1833 /* MM block clocks */
1834 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1835 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1841 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1842 struct drm_file *filp);
1843 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1844 struct drm_file *filp);
1846 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1847 struct drm_file *filp);
1848 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1849 struct drm_file *filp);
1850 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1851 struct drm_file *filp);
1852 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1853 struct drm_file *filp);
1854 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1855 struct drm_file *filp);
1856 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1857 struct drm_file *filp);
1858 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1859 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1861 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1862 struct drm_file *filp);
1864 /* VRAM scratch page for HDP bug, default vram page */
1865 struct amdgpu_vram_scratch {
1866 struct amdgpu_bo *robj;
1867 volatile uint32_t *ptr;
1874 struct amdgpu_atif_notification_cfg {
1879 struct amdgpu_atif_notifications {
1880 bool display_switch;
1881 bool expansion_mode_change;
1883 bool forced_power_state;
1884 bool system_power_state;
1885 bool display_conf_change;
1887 bool brightness_change;
1888 bool dgpu_display_event;
1891 struct amdgpu_atif_functions {
1893 bool sbios_requests;
1894 bool select_active_disp;
1896 bool get_tv_standard;
1897 bool set_tv_standard;
1898 bool get_panel_expansion_mode;
1899 bool set_panel_expansion_mode;
1900 bool temperature_change;
1901 bool graphics_device_types;
1904 struct amdgpu_atif {
1905 struct amdgpu_atif_notifications notifications;
1906 struct amdgpu_atif_functions functions;
1907 struct amdgpu_atif_notification_cfg notification_cfg;
1908 struct amdgpu_encoder *encoder_for_bl;
1911 struct amdgpu_atcs_functions {
1915 bool pcie_bus_width;
1918 struct amdgpu_atcs {
1919 struct amdgpu_atcs_functions functions;
1925 void *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1926 void amdgpu_cgs_destroy_device(void *cgs_device);
1930 * Core structure, functions and helpers.
1932 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1933 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1935 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1936 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1938 struct amdgpu_ip_block_status {
1944 struct amdgpu_device {
1946 struct drm_device *ddev;
1947 struct pci_dev *pdev;
1948 struct rw_semaphore exclusive_lock;
1951 enum amd_asic_type asic_type;
1954 uint32_t external_rev_id;
1955 unsigned long flags;
1957 const struct amdgpu_asic_funcs *asic_funcs;
1963 struct work_struct reset_work;
1964 struct notifier_block acpi_nb;
1965 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1966 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1967 unsigned debugfs_count;
1968 #if defined(CONFIG_DEBUG_FS)
1969 struct dentry *debugfs_regs;
1971 struct amdgpu_atif atif;
1972 struct amdgpu_atcs atcs;
1973 struct mutex srbm_mutex;
1974 /* GRBM index mutex. Protects concurrent access to GRBM index */
1975 struct mutex grbm_idx_mutex;
1976 struct dev_pm_domain vga_pm_domain;
1977 bool have_disp_power_ref;
1982 uint16_t bios_header_start;
1983 struct amdgpu_bo *stollen_vga_memory;
1984 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1986 /* Register/doorbell mmio */
1987 resource_size_t rmmio_base;
1988 resource_size_t rmmio_size;
1989 void __iomem *rmmio;
1990 /* protects concurrent MM_INDEX/DATA based register access */
1991 spinlock_t mmio_idx_lock;
1992 /* protects concurrent SMC based register access */
1993 spinlock_t smc_idx_lock;
1994 amdgpu_rreg_t smc_rreg;
1995 amdgpu_wreg_t smc_wreg;
1996 /* protects concurrent PCIE register access */
1997 spinlock_t pcie_idx_lock;
1998 amdgpu_rreg_t pcie_rreg;
1999 amdgpu_wreg_t pcie_wreg;
2000 /* protects concurrent UVD register access */
2001 spinlock_t uvd_ctx_idx_lock;
2002 amdgpu_rreg_t uvd_ctx_rreg;
2003 amdgpu_wreg_t uvd_ctx_wreg;
2004 /* protects concurrent DIDT register access */
2005 spinlock_t didt_idx_lock;
2006 amdgpu_rreg_t didt_rreg;
2007 amdgpu_wreg_t didt_wreg;
2008 /* protects concurrent ENDPOINT (audio) register access */
2009 spinlock_t audio_endpt_idx_lock;
2010 amdgpu_block_rreg_t audio_endpt_rreg;
2011 amdgpu_block_wreg_t audio_endpt_wreg;
2012 void __iomem *rio_mem;
2013 resource_size_t rio_mem_size;
2014 struct amdgpu_doorbell doorbell;
2016 /* clock/pll info */
2017 struct amdgpu_clock clock;
2020 struct amdgpu_mc mc;
2021 struct amdgpu_gart gart;
2022 struct amdgpu_dummy_page dummy_page;
2023 struct amdgpu_vm_manager vm_manager;
2025 /* memory management */
2026 struct amdgpu_mman mman;
2027 struct amdgpu_gem gem;
2028 struct amdgpu_vram_scratch vram_scratch;
2029 struct amdgpu_wb wb;
2030 atomic64_t vram_usage;
2031 atomic64_t vram_vis_usage;
2032 atomic64_t gtt_usage;
2033 atomic64_t num_bytes_moved;
2034 atomic_t gpu_reset_counter;
2037 struct amdgpu_mode_info mode_info;
2038 struct work_struct hotplug_work;
2039 struct amdgpu_irq_src crtc_irq;
2040 struct amdgpu_irq_src pageflip_irq;
2041 struct amdgpu_irq_src hpd_irq;
2044 unsigned fence_context;
2045 struct mutex ring_lock;
2047 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
2049 struct amdgpu_sa_manager ring_tmp_bo;
2052 struct amdgpu_irq irq;
2055 struct amdgpu_pm pm;
2060 struct amdgpu_smumgr smu;
2063 struct amdgpu_gfx gfx;
2066 struct amdgpu_sdma sdma[AMDGPU_MAX_SDMA_INSTANCES];
2067 struct amdgpu_irq_src sdma_trap_irq;
2068 struct amdgpu_irq_src sdma_illegal_inst_irq;
2072 struct amdgpu_uvd uvd;
2075 struct amdgpu_vce vce;
2078 struct amdgpu_firmware firmware;
2081 struct amdgpu_gds gds;
2083 const struct amdgpu_ip_block_version *ip_blocks;
2085 struct amdgpu_ip_block_status *ip_block_status;
2086 struct mutex mn_lock;
2087 DECLARE_HASHTABLE(mn_hash, 7);
2089 /* tracking pinned memory */
2093 /* amdkfd interface */
2094 struct kfd_dev *kfd;
2096 /* kernel conext for IB submission */
2097 struct amdgpu_ctx kernel_ctx;
2100 bool amdgpu_device_is_px(struct drm_device *dev);
2101 int amdgpu_device_init(struct amdgpu_device *adev,
2102 struct drm_device *ddev,
2103 struct pci_dev *pdev,
2105 void amdgpu_device_fini(struct amdgpu_device *adev);
2106 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
2108 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
2109 bool always_indirect);
2110 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
2111 bool always_indirect);
2112 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
2113 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
2115 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
2116 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
2121 extern const struct fence_ops amdgpu_fence_ops;
2122 static inline struct amdgpu_fence *to_amdgpu_fence(struct fence *f)
2124 struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base);
2126 if (__f->base.ops == &amdgpu_fence_ops)
2133 * Registers read & write functions.
2135 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
2136 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
2137 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
2138 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
2139 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
2140 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2141 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2142 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
2143 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
2144 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
2145 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
2146 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
2147 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
2148 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
2149 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
2150 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
2151 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
2152 #define WREG32_P(reg, val, mask) \
2154 uint32_t tmp_ = RREG32(reg); \
2156 tmp_ |= ((val) & ~(mask)); \
2157 WREG32(reg, tmp_); \
2159 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2160 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2161 #define WREG32_PLL_P(reg, val, mask) \
2163 uint32_t tmp_ = RREG32_PLL(reg); \
2165 tmp_ |= ((val) & ~(mask)); \
2166 WREG32_PLL(reg, tmp_); \
2168 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
2169 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
2170 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
2172 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
2173 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
2175 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
2176 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
2178 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
2179 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
2180 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
2182 #define REG_GET_FIELD(value, reg, field) \
2183 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
2188 #define RBIOS8(i) (adev->bios[i])
2189 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2190 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2195 static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
2197 if (ring->count_dw <= 0)
2198 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
2199 ring->ring[ring->wptr++] = v;
2200 ring->wptr &= ring->ptr_mask;
2202 ring->ring_free_dw--;
2205 static inline struct amdgpu_sdma * amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
2207 struct amdgpu_device *adev = ring->adev;
2210 for (i = 0; i < AMDGPU_MAX_SDMA_INSTANCES; i++)
2211 if (&adev->sdma[i].ring == ring)
2214 if (i < AMDGPU_MAX_SDMA_INSTANCES)
2215 return &adev->sdma[i];
2223 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
2224 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
2225 #define amdgpu_asic_wait_for_mc_idle(adev) (adev)->asic_funcs->wait_for_mc_idle((adev))
2226 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
2227 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
2228 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
2229 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
2230 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
2231 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
2232 #define amdgpu_asic_get_cu_info(adev, info) (adev)->asic_funcs->get_cu_info((adev), (info))
2233 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
2234 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
2235 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
2236 #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)))
2237 #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)))
2238 #define amdgpu_vm_pad_ib(adev, ib) ((adev)->vm_manager.vm_pte_funcs->pad_ib((ib)))
2239 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
2240 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
2241 #define amdgpu_ring_test_ib(r) (r)->funcs->test_ib((r))
2242 #define amdgpu_ring_is_lockup(r) (r)->funcs->is_lockup((r))
2243 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
2244 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
2245 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
2246 #define amdgpu_ring_emit_ib(r, ib) (r)->funcs->emit_ib((r), (ib))
2247 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
2248 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
2249 #define amdgpu_ring_emit_semaphore(r, semaphore, emit_wait) (r)->funcs->emit_semaphore((r), (semaphore), (emit_wait))
2250 #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))
2251 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
2252 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
2253 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
2254 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
2255 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
2256 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
2257 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
2258 #define amdgpu_display_is_display_hung(adev) (adev)->mode_info.funcs->is_display_hung((adev))
2259 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
2260 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
2261 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
2262 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
2263 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
2264 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
2265 #define amdgpu_display_page_flip(adev, crtc, base) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base))
2266 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
2267 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
2268 #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))
2269 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
2270 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
2271 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
2272 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
2273 #define amdgpu_dpm_get_temperature(adev) (adev)->pm.funcs->get_temperature((adev))
2274 #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
2275 #define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
2276 #define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
2277 #define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
2278 #define amdgpu_dpm_get_sclk(adev, l) (adev)->pm.funcs->get_sclk((adev), (l))
2279 #define amdgpu_dpm_get_mclk(adev, l) (adev)->pm.funcs->get_mclk((adev), (l))
2280 #define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
2281 #define amdgpu_dpm_debugfs_print_current_performance_level(adev, m) (adev)->pm.funcs->debugfs_print_current_performance_level((adev), (m))
2282 #define amdgpu_dpm_force_performance_level(adev, l) (adev)->pm.funcs->force_performance_level((adev), (l))
2283 #define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
2284 #define amdgpu_dpm_powergate_uvd(adev, g) (adev)->pm.funcs->powergate_uvd((adev), (g))
2285 #define amdgpu_dpm_powergate_vce(adev, g) (adev)->pm.funcs->powergate_vce((adev), (g))
2286 #define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
2287 #define amdgpu_dpm_set_fan_control_mode(adev, m) (adev)->pm.funcs->set_fan_control_mode((adev), (m))
2288 #define amdgpu_dpm_get_fan_control_mode(adev) (adev)->pm.funcs->get_fan_control_mode((adev))
2289 #define amdgpu_dpm_set_fan_speed_percent(adev, s) (adev)->pm.funcs->set_fan_speed_percent((adev), (s))
2290 #define amdgpu_dpm_get_fan_speed_percent(adev, s) (adev)->pm.funcs->get_fan_speed_percent((adev), (s))
2292 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
2294 /* Common functions */
2295 int amdgpu_gpu_reset(struct amdgpu_device *adev);
2296 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
2297 bool amdgpu_card_posted(struct amdgpu_device *adev);
2298 void amdgpu_update_display_priority(struct amdgpu_device *adev);
2299 bool amdgpu_boot_test_post_card(struct amdgpu_device *adev);
2300 struct amdgpu_cs_parser *amdgpu_cs_parser_create(struct amdgpu_device *adev,
2301 struct drm_file *filp,
2302 struct amdgpu_ctx *ctx,
2303 struct amdgpu_ib *ibs,
2306 int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
2307 int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
2308 u32 ip_instance, u32 ring,
2309 struct amdgpu_ring **out_ring);
2310 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *rbo, u32 domain);
2311 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
2312 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2314 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
2315 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
2316 uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
2317 struct ttm_mem_reg *mem);
2318 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
2319 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
2320 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
2321 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
2322 const u32 *registers,
2323 const u32 array_size);
2325 bool amdgpu_device_is_px(struct drm_device *dev);
2327 #if defined(CONFIG_VGA_SWITCHEROO)
2328 void amdgpu_register_atpx_handler(void);
2329 void amdgpu_unregister_atpx_handler(void);
2331 static inline void amdgpu_register_atpx_handler(void) {}
2332 static inline void amdgpu_unregister_atpx_handler(void) {}
2338 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
2339 extern int amdgpu_max_kms_ioctl;
2341 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
2342 int amdgpu_driver_unload_kms(struct drm_device *dev);
2343 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
2344 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
2345 void amdgpu_driver_postclose_kms(struct drm_device *dev,
2346 struct drm_file *file_priv);
2347 void amdgpu_driver_preclose_kms(struct drm_device *dev,
2348 struct drm_file *file_priv);
2349 int amdgpu_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2350 int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2351 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, int crtc);
2352 int amdgpu_enable_vblank_kms(struct drm_device *dev, int crtc);
2353 void amdgpu_disable_vblank_kms(struct drm_device *dev, int crtc);
2354 int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
2356 struct timeval *vblank_time,
2358 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
2364 int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
2365 void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
2366 struct amdgpu_bo_list_entry *amdgpu_vm_get_bos(struct amdgpu_device *adev,
2367 struct amdgpu_vm *vm,
2368 struct list_head *head);
2369 int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
2370 struct amdgpu_sync *sync);
2371 void amdgpu_vm_flush(struct amdgpu_ring *ring,
2372 struct amdgpu_vm *vm,
2373 struct fence *updates);
2374 void amdgpu_vm_fence(struct amdgpu_device *adev,
2375 struct amdgpu_vm *vm,
2376 struct amdgpu_fence *fence);
2377 uint64_t amdgpu_vm_map_gart(struct amdgpu_device *adev, uint64_t addr);
2378 int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
2379 struct amdgpu_vm *vm);
2380 int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
2381 struct amdgpu_vm *vm);
2382 int amdgpu_vm_clear_invalids(struct amdgpu_device *adev,
2383 struct amdgpu_vm *vm, struct amdgpu_sync *sync);
2384 int amdgpu_vm_bo_update(struct amdgpu_device *adev,
2385 struct amdgpu_bo_va *bo_va,
2386 struct ttm_mem_reg *mem);
2387 void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
2388 struct amdgpu_bo *bo);
2389 struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
2390 struct amdgpu_bo *bo);
2391 struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
2392 struct amdgpu_vm *vm,
2393 struct amdgpu_bo *bo);
2394 int amdgpu_vm_bo_map(struct amdgpu_device *adev,
2395 struct amdgpu_bo_va *bo_va,
2396 uint64_t addr, uint64_t offset,
2397 uint64_t size, uint32_t flags);
2398 int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
2399 struct amdgpu_bo_va *bo_va,
2401 void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
2402 struct amdgpu_bo_va *bo_va);
2403 int amdgpu_vm_free_job(struct amdgpu_job *job);
2405 * functions used by amdgpu_encoder.c
2407 struct amdgpu_afmt_acr {
2421 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
2424 #if defined(CONFIG_ACPI)
2425 int amdgpu_acpi_init(struct amdgpu_device *adev);
2426 void amdgpu_acpi_fini(struct amdgpu_device *adev);
2427 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
2428 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
2429 u8 perf_req, bool advertise);
2430 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
2432 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
2433 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
2436 struct amdgpu_bo_va_mapping *
2437 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
2438 uint64_t addr, struct amdgpu_bo **bo);
2440 #include "amdgpu_object.h"