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/rbtree.h>
36 #include <linux/hashtable.h>
37 #include <linux/dma-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_ttm.h"
55 #include "amdgpu_psp.h"
56 #include "amdgpu_gds.h"
57 #include "amdgpu_sync.h"
58 #include "amdgpu_ring.h"
59 #include "amdgpu_vm.h"
60 #include "amd_powerplay.h"
61 #include "amdgpu_dpm.h"
62 #include "amdgpu_acp.h"
63 #include "amdgpu_uvd.h"
64 #include "amdgpu_vce.h"
66 #include "gpu_scheduler.h"
67 #include "amdgpu_virt.h"
72 extern int amdgpu_modeset;
73 extern int amdgpu_vram_limit;
74 extern int amdgpu_gart_size;
75 extern int amdgpu_moverate;
76 extern int amdgpu_benchmarking;
77 extern int amdgpu_testing;
78 extern int amdgpu_audio;
79 extern int amdgpu_disp_priority;
80 extern int amdgpu_hw_i2c;
81 extern int amdgpu_pcie_gen2;
82 extern int amdgpu_msi;
83 extern int amdgpu_lockup_timeout;
84 extern int amdgpu_dpm;
85 extern int amdgpu_fw_load_type;
86 extern int amdgpu_aspm;
87 extern int amdgpu_runtime_pm;
88 extern unsigned amdgpu_ip_block_mask;
89 extern int amdgpu_bapm;
90 extern int amdgpu_deep_color;
91 extern int amdgpu_vm_size;
92 extern int amdgpu_vm_block_size;
93 extern int amdgpu_vm_fault_stop;
94 extern int amdgpu_vm_debug;
95 extern int amdgpu_sched_jobs;
96 extern int amdgpu_sched_hw_submission;
97 extern int amdgpu_no_evict;
98 extern int amdgpu_direct_gma_size;
99 extern unsigned amdgpu_pcie_gen_cap;
100 extern unsigned amdgpu_pcie_lane_cap;
101 extern unsigned amdgpu_cg_mask;
102 extern unsigned amdgpu_pg_mask;
103 extern char *amdgpu_disable_cu;
104 extern char *amdgpu_virtual_display;
105 extern unsigned amdgpu_pp_feature_mask;
106 extern int amdgpu_vram_page_split;
107 extern int amdgpu_ngg;
108 extern int amdgpu_prim_buf_per_se;
109 extern int amdgpu_pos_buf_per_se;
110 extern int amdgpu_cntl_sb_buf_per_se;
111 extern int amdgpu_param_buf_per_se;
113 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
114 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
115 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
116 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
117 #define AMDGPU_IB_POOL_SIZE 16
118 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
119 #define AMDGPUFB_CONN_LIMIT 4
120 #define AMDGPU_BIOS_NUM_SCRATCH 16
122 /* max number of IP instances */
123 #define AMDGPU_MAX_SDMA_INSTANCES 2
125 /* max number of VMHUB */
126 #define AMDGPU_MAX_VMHUBS 2
127 #define AMDGPU_MMHUB 0
128 #define AMDGPU_GFXHUB 1
130 /* hardcode that limit for now */
131 #define AMDGPU_VA_RESERVED_SIZE (8 << 20)
133 /* hard reset data */
134 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
137 #define AMDGPU_RESET_GFX (1 << 0)
138 #define AMDGPU_RESET_COMPUTE (1 << 1)
139 #define AMDGPU_RESET_DMA (1 << 2)
140 #define AMDGPU_RESET_CP (1 << 3)
141 #define AMDGPU_RESET_GRBM (1 << 4)
142 #define AMDGPU_RESET_DMA1 (1 << 5)
143 #define AMDGPU_RESET_RLC (1 << 6)
144 #define AMDGPU_RESET_SEM (1 << 7)
145 #define AMDGPU_RESET_IH (1 << 8)
146 #define AMDGPU_RESET_VMC (1 << 9)
147 #define AMDGPU_RESET_MC (1 << 10)
148 #define AMDGPU_RESET_DISPLAY (1 << 11)
149 #define AMDGPU_RESET_UVD (1 << 12)
150 #define AMDGPU_RESET_VCE (1 << 13)
151 #define AMDGPU_RESET_VCE1 (1 << 14)
153 /* GFX current status */
154 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
155 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
156 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
157 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
158 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
160 /* max cursor sizes (in pixels) */
161 #define CIK_CURSOR_WIDTH 128
162 #define CIK_CURSOR_HEIGHT 128
164 struct amdgpu_device;
166 struct amdgpu_cs_parser;
168 struct amdgpu_irq_src;
172 AMDGPU_CP_IRQ_GFX_EOP = 0,
173 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
174 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
175 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
176 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
177 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
178 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
179 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
180 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
185 enum amdgpu_sdma_irq {
186 AMDGPU_SDMA_IRQ_TRAP0 = 0,
187 AMDGPU_SDMA_IRQ_TRAP1,
192 enum amdgpu_thermal_irq {
193 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
194 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
196 AMDGPU_THERMAL_IRQ_LAST
199 enum amdgpu_kiq_irq {
200 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
201 AMDGPU_CP_KIQ_IRQ_LAST
204 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
205 enum amd_ip_block_type block_type,
206 enum amd_clockgating_state state);
207 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
208 enum amd_ip_block_type block_type,
209 enum amd_powergating_state state);
210 void amdgpu_get_clockgating_state(struct amdgpu_device *adev, u32 *flags);
211 int amdgpu_wait_for_idle(struct amdgpu_device *adev,
212 enum amd_ip_block_type block_type);
213 bool amdgpu_is_idle(struct amdgpu_device *adev,
214 enum amd_ip_block_type block_type);
216 #define AMDGPU_MAX_IP_NUM 16
218 struct amdgpu_ip_block_status {
222 bool late_initialized;
226 struct amdgpu_ip_block_version {
227 const enum amd_ip_block_type type;
231 const struct amd_ip_funcs *funcs;
234 struct amdgpu_ip_block {
235 struct amdgpu_ip_block_status status;
236 const struct amdgpu_ip_block_version *version;
239 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
240 enum amd_ip_block_type type,
241 u32 major, u32 minor);
243 struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev,
244 enum amd_ip_block_type type);
246 int amdgpu_ip_block_add(struct amdgpu_device *adev,
247 const struct amdgpu_ip_block_version *ip_block_version);
249 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
250 struct amdgpu_buffer_funcs {
251 /* maximum bytes in a single operation */
252 uint32_t copy_max_bytes;
254 /* number of dw to reserve per operation */
255 unsigned copy_num_dw;
257 /* used for buffer migration */
258 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
259 /* src addr in bytes */
261 /* dst addr in bytes */
263 /* number of byte to transfer */
264 uint32_t byte_count);
266 /* maximum bytes in a single operation */
267 uint32_t fill_max_bytes;
269 /* number of dw to reserve per operation */
270 unsigned fill_num_dw;
272 /* used for buffer clearing */
273 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
274 /* value to write to memory */
276 /* dst addr in bytes */
278 /* number of byte to fill */
279 uint32_t byte_count);
282 /* provided by hw blocks that can write ptes, e.g., sdma */
283 struct amdgpu_vm_pte_funcs {
284 /* copy pte entries from GART */
285 void (*copy_pte)(struct amdgpu_ib *ib,
286 uint64_t pe, uint64_t src,
288 /* write pte one entry at a time with addr mapping */
289 void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe,
290 uint64_t value, unsigned count,
292 /* for linear pte/pde updates without addr mapping */
293 void (*set_pte_pde)(struct amdgpu_ib *ib,
295 uint64_t addr, unsigned count,
296 uint32_t incr, uint64_t flags);
299 /* provided by the gmc block */
300 struct amdgpu_gart_funcs {
301 /* flush the vm tlb via mmio */
302 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
304 /* write pte/pde updates using the cpu */
305 int (*set_pte_pde)(struct amdgpu_device *adev,
306 void *cpu_pt_addr, /* cpu addr of page table */
307 uint32_t gpu_page_idx, /* pte/pde to update */
308 uint64_t addr, /* addr to write into pte/pde */
309 uint64_t flags); /* access flags */
310 /* enable/disable PRT support */
311 void (*set_prt)(struct amdgpu_device *adev, bool enable);
312 /* set pte flags based per asic */
313 uint64_t (*get_vm_pte_flags)(struct amdgpu_device *adev,
317 /* provided by the mc block */
318 struct amdgpu_mc_funcs {
319 /* adjust mc addr in fb for APU case */
320 u64 (*adjust_mc_addr)(struct amdgpu_device *adev, u64 addr);
323 /* provided by the ih block */
324 struct amdgpu_ih_funcs {
325 /* ring read/write ptr handling, called from interrupt context */
326 u32 (*get_wptr)(struct amdgpu_device *adev);
327 void (*decode_iv)(struct amdgpu_device *adev,
328 struct amdgpu_iv_entry *entry);
329 void (*set_rptr)(struct amdgpu_device *adev);
335 bool amdgpu_get_bios(struct amdgpu_device *adev);
336 bool amdgpu_read_bios(struct amdgpu_device *adev);
341 struct amdgpu_dummy_page {
345 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
346 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
353 #define AMDGPU_MAX_PPLL 3
355 struct amdgpu_clock {
356 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
357 struct amdgpu_pll spll;
358 struct amdgpu_pll mpll;
360 uint32_t default_mclk;
361 uint32_t default_sclk;
362 uint32_t default_dispclk;
363 uint32_t current_dispclk;
365 uint32_t max_pixel_clock;
371 struct amdgpu_bo_list_entry {
372 struct amdgpu_bo *robj;
373 struct ttm_validate_buffer tv;
374 struct amdgpu_bo_va *bo_va;
376 struct page **user_pages;
377 int user_invalidated;
380 struct amdgpu_bo_va_mapping {
381 struct list_head list;
385 uint64_t __subtree_last;
390 /* bo virtual addresses in a specific vm */
391 struct amdgpu_bo_va {
392 /* protected by bo being reserved */
393 struct list_head bo_list;
394 struct dma_fence *last_pt_update;
397 /* protected by vm mutex and spinlock */
398 struct list_head vm_status;
400 /* mappings for this bo_va */
401 struct list_head invalids;
402 struct list_head valids;
404 /* constant after initialization */
405 struct amdgpu_vm *vm;
406 struct amdgpu_bo *bo;
409 #define AMDGPU_GEM_DOMAIN_MAX 0x3
412 /* Protected by tbo.reserved */
413 u32 prefered_domains;
415 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
416 struct ttm_placement placement;
417 struct ttm_buffer_object tbo;
418 struct ttm_bo_kmap_obj kmap;
426 unsigned prime_shared_count;
427 /* list of all virtual address to which this bo
431 /* Constant after initialization */
432 struct drm_gem_object gem_base;
433 struct amdgpu_bo *parent;
434 struct amdgpu_bo *shadow;
436 struct ttm_bo_kmap_obj dma_buf_vmap;
437 struct amdgpu_mn *mn;
438 struct list_head mn_list;
439 struct list_head shadow_list;
441 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
443 void amdgpu_gem_object_free(struct drm_gem_object *obj);
444 int amdgpu_gem_object_open(struct drm_gem_object *obj,
445 struct drm_file *file_priv);
446 void amdgpu_gem_object_close(struct drm_gem_object *obj,
447 struct drm_file *file_priv);
448 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
449 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
450 struct drm_gem_object *
451 amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
452 struct dma_buf_attachment *attach,
453 struct sg_table *sg);
454 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
455 struct drm_gem_object *gobj,
457 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
458 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
459 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
460 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
461 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
462 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
464 /* sub-allocation manager, it has to be protected by another lock.
465 * By conception this is an helper for other part of the driver
466 * like the indirect buffer or semaphore, which both have their
469 * Principe is simple, we keep a list of sub allocation in offset
470 * order (first entry has offset == 0, last entry has the highest
473 * When allocating new object we first check if there is room at
474 * the end total_size - (last_object_offset + last_object_size) >=
475 * alloc_size. If so we allocate new object there.
477 * When there is not enough room at the end, we start waiting for
478 * each sub object until we reach object_offset+object_size >=
479 * alloc_size, this object then become the sub object we return.
481 * Alignment can't be bigger than page size.
483 * Hole are not considered for allocation to keep things simple.
484 * Assumption is that there won't be hole (all object on same
488 #define AMDGPU_SA_NUM_FENCE_LISTS 32
490 struct amdgpu_sa_manager {
491 wait_queue_head_t wq;
492 struct amdgpu_bo *bo;
493 struct list_head *hole;
494 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
495 struct list_head olist;
503 /* sub-allocation buffer */
504 struct amdgpu_sa_bo {
505 struct list_head olist;
506 struct list_head flist;
507 struct amdgpu_sa_manager *manager;
510 struct dma_fence *fence;
516 void amdgpu_gem_force_release(struct amdgpu_device *adev);
517 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
518 int alignment, u32 initial_domain,
519 u64 flags, bool kernel,
520 struct drm_gem_object **obj);
522 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
523 struct drm_device *dev,
524 struct drm_mode_create_dumb *args);
525 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
526 struct drm_device *dev,
527 uint32_t handle, uint64_t *offset_p);
528 int amdgpu_fence_slab_init(void);
529 void amdgpu_fence_slab_fini(void);
532 * GART structures, functions & helpers
536 #define AMDGPU_GPU_PAGE_SIZE 4096
537 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
538 #define AMDGPU_GPU_PAGE_SHIFT 12
539 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
542 dma_addr_t table_addr;
543 struct amdgpu_bo *robj;
545 unsigned num_gpu_pages;
546 unsigned num_cpu_pages;
548 #ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS
553 /* Asic default pte flags */
554 uint64_t gart_pte_flags;
556 const struct amdgpu_gart_funcs *gart_funcs;
559 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
560 void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
561 int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
562 void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
563 int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
564 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
565 int amdgpu_gart_init(struct amdgpu_device *adev);
566 void amdgpu_gart_fini(struct amdgpu_device *adev);
567 void amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset,
569 int amdgpu_gart_bind(struct amdgpu_device *adev, uint64_t offset,
570 int pages, struct page **pagelist,
571 dma_addr_t *dma_addr, uint64_t flags);
572 int amdgpu_ttm_recover_gart(struct amdgpu_device *adev);
575 * VMHUB structures, functions & helpers
577 struct amdgpu_vmhub {
578 uint32_t ctx0_ptb_addr_lo32;
579 uint32_t ctx0_ptb_addr_hi32;
580 uint32_t vm_inv_eng0_req;
581 uint32_t vm_inv_eng0_ack;
582 uint32_t vm_context0_cntl;
583 uint32_t vm_l2_pro_fault_status;
584 uint32_t vm_l2_pro_fault_cntl;
585 uint32_t (*get_invalidate_req)(unsigned int vm_id);
586 uint32_t (*get_vm_protection_bits)(void);
590 * GPU MC structures, functions & helpers
593 resource_size_t aper_size;
594 resource_size_t aper_base;
595 resource_size_t agp_base;
596 /* for some chips with <= 32MB we need to lie
597 * about vram size near mc fb location */
599 u64 visible_vram_size;
610 const struct firmware *fw; /* MC firmware */
612 struct amdgpu_irq_src vm_fault;
614 uint32_t srbm_soft_reset;
615 struct amdgpu_mode_mc_save save;
618 u64 shared_aperture_start;
619 u64 shared_aperture_end;
620 u64 private_aperture_start;
621 u64 private_aperture_end;
622 /* protects concurrent invalidation */
623 spinlock_t invalidate_lock;
624 const struct amdgpu_mc_funcs *mc_funcs;
628 * GPU doorbell structures, functions & helpers
630 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
632 AMDGPU_DOORBELL_KIQ = 0x000,
633 AMDGPU_DOORBELL_HIQ = 0x001,
634 AMDGPU_DOORBELL_DIQ = 0x002,
635 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
636 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
637 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
638 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
639 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
640 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
641 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
642 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
643 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
644 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
645 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
646 AMDGPU_DOORBELL_IH = 0x1E8,
647 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
648 AMDGPU_DOORBELL_INVALID = 0xFFFF
649 } AMDGPU_DOORBELL_ASSIGNMENT;
651 struct amdgpu_doorbell {
653 resource_size_t base;
654 resource_size_t size;
656 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
660 * 64bit doorbell, offset are in QWORD, occupy 2KB doorbell space
662 typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT
665 * All compute related doorbells: kiq, hiq, diq, traditional compute queue, user queue, should locate in
666 * a continues range so that programming CP_MEC_DOORBELL_RANGE_LOWER/UPPER can cover this range.
667 * Compute related doorbells are allocated from 0x00 to 0x8a
671 /* kernel scheduling */
672 AMDGPU_DOORBELL64_KIQ = 0x00,
674 /* HSA interface queue and debug queue */
675 AMDGPU_DOORBELL64_HIQ = 0x01,
676 AMDGPU_DOORBELL64_DIQ = 0x02,
678 /* Compute engines */
679 AMDGPU_DOORBELL64_MEC_RING0 = 0x03,
680 AMDGPU_DOORBELL64_MEC_RING1 = 0x04,
681 AMDGPU_DOORBELL64_MEC_RING2 = 0x05,
682 AMDGPU_DOORBELL64_MEC_RING3 = 0x06,
683 AMDGPU_DOORBELL64_MEC_RING4 = 0x07,
684 AMDGPU_DOORBELL64_MEC_RING5 = 0x08,
685 AMDGPU_DOORBELL64_MEC_RING6 = 0x09,
686 AMDGPU_DOORBELL64_MEC_RING7 = 0x0a,
688 /* User queue doorbell range (128 doorbells) */
689 AMDGPU_DOORBELL64_USERQUEUE_START = 0x0b,
690 AMDGPU_DOORBELL64_USERQUEUE_END = 0x8a,
692 /* Graphics engine */
693 AMDGPU_DOORBELL64_GFX_RING0 = 0x8b,
696 * Other graphics doorbells can be allocated here: from 0x8c to 0xef
697 * Graphics voltage island aperture 1
698 * default non-graphics QWORD index is 0xF0 - 0xFF inclusive
702 AMDGPU_DOORBELL64_sDMA_ENGINE0 = 0xF0,
703 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE0 = 0xF1,
704 AMDGPU_DOORBELL64_sDMA_ENGINE1 = 0xF2,
705 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE1 = 0xF3,
707 /* Interrupt handler */
708 AMDGPU_DOORBELL64_IH = 0xF4, /* For legacy interrupt ring buffer */
709 AMDGPU_DOORBELL64_IH_RING1 = 0xF5, /* For page migration request log */
710 AMDGPU_DOORBELL64_IH_RING2 = 0xF6, /* For page migration translation/invalidation log */
712 /* VCN engine use 32 bits doorbell */
713 AMDGPU_DOORBELL64_VCN0_1 = 0xF8, /* lower 32 bits for VNC0 and upper 32 bits for VNC1 */
714 AMDGPU_DOORBELL64_VCN2_3 = 0xF9,
715 AMDGPU_DOORBELL64_VCN4_5 = 0xFA,
716 AMDGPU_DOORBELL64_VCN6_7 = 0xFB,
718 /* overlap the doorbell assignment with VCN as they are mutually exclusive
719 * VCE engine's doorbell is 32 bit and two VCE ring share one QWORD
721 AMDGPU_DOORBELL64_RING0_1 = 0xF8,
722 AMDGPU_DOORBELL64_RING2_3 = 0xF9,
723 AMDGPU_DOORBELL64_RING4_5 = 0xFA,
724 AMDGPU_DOORBELL64_RING6_7 = 0xFB,
726 AMDGPU_DOORBELL64_UVD_RING0_1 = 0xFC,
727 AMDGPU_DOORBELL64_UVD_RING2_3 = 0xFD,
728 AMDGPU_DOORBELL64_UVD_RING4_5 = 0xFE,
729 AMDGPU_DOORBELL64_UVD_RING6_7 = 0xFF,
731 AMDGPU_DOORBELL64_MAX_ASSIGNMENT = 0xFF,
732 AMDGPU_DOORBELL64_INVALID = 0xFFFF
733 } AMDGPU_DOORBELL64_ASSIGNMENT;
736 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
737 phys_addr_t *aperture_base,
738 size_t *aperture_size,
739 size_t *start_offset);
745 struct amdgpu_flip_work {
746 struct delayed_work flip_work;
747 struct work_struct unpin_work;
748 struct amdgpu_device *adev;
752 struct drm_pending_vblank_event *event;
753 struct amdgpu_bo *old_abo;
754 struct dma_fence *excl;
755 unsigned shared_count;
756 struct dma_fence **shared;
757 struct dma_fence_cb cb;
767 struct amdgpu_sa_bo *sa_bo;
774 extern const struct amd_sched_backend_ops amdgpu_sched_ops;
776 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
777 struct amdgpu_job **job, struct amdgpu_vm *vm);
778 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size,
779 struct amdgpu_job **job);
781 void amdgpu_job_free_resources(struct amdgpu_job *job);
782 void amdgpu_job_free(struct amdgpu_job *job);
783 int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring,
784 struct amd_sched_entity *entity, void *owner,
785 struct dma_fence **f);
788 * context related structures
791 struct amdgpu_ctx_ring {
793 struct dma_fence **fences;
794 struct amd_sched_entity entity;
798 struct kref refcount;
799 struct amdgpu_device *adev;
800 unsigned reset_counter;
801 spinlock_t ring_lock;
802 struct dma_fence **fences;
803 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
804 bool preamble_presented;
807 struct amdgpu_ctx_mgr {
808 struct amdgpu_device *adev;
810 /* protected by lock */
811 struct idr ctx_handles;
814 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
815 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
817 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
818 struct dma_fence *fence);
819 struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
820 struct amdgpu_ring *ring, uint64_t seq);
822 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
823 struct drm_file *filp);
825 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
826 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
829 * file private structure
832 struct amdgpu_fpriv {
834 struct amdgpu_bo_va *prt_va;
835 struct mutex bo_list_lock;
836 struct idr bo_list_handles;
837 struct amdgpu_ctx_mgr ctx_mgr;
844 struct amdgpu_bo_list {
846 struct amdgpu_bo *gds_obj;
847 struct amdgpu_bo *gws_obj;
848 struct amdgpu_bo *oa_obj;
849 unsigned first_userptr;
850 unsigned num_entries;
851 struct amdgpu_bo_list_entry *array;
854 struct amdgpu_bo_list *
855 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
856 void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
857 struct list_head *validated);
858 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
859 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
864 #include "clearstate_defs.h"
866 struct amdgpu_rlc_funcs {
867 void (*enter_safe_mode)(struct amdgpu_device *adev);
868 void (*exit_safe_mode)(struct amdgpu_device *adev);
872 /* for power gating */
873 struct amdgpu_bo *save_restore_obj;
874 uint64_t save_restore_gpu_addr;
875 volatile uint32_t *sr_ptr;
878 /* for clear state */
879 struct amdgpu_bo *clear_state_obj;
880 uint64_t clear_state_gpu_addr;
881 volatile uint32_t *cs_ptr;
882 const struct cs_section_def *cs_data;
883 u32 clear_state_size;
885 struct amdgpu_bo *cp_table_obj;
886 uint64_t cp_table_gpu_addr;
887 volatile uint32_t *cp_table_ptr;
890 /* safe mode for updating CG/PG state */
892 const struct amdgpu_rlc_funcs *funcs;
894 /* for firmware data */
895 u32 save_and_restore_offset;
896 u32 clear_state_descriptor_offset;
897 u32 avail_scratch_ram_locations;
898 u32 reg_restore_list_size;
899 u32 reg_list_format_start;
900 u32 reg_list_format_separate_start;
901 u32 starting_offsets_start;
902 u32 reg_list_format_size_bytes;
903 u32 reg_list_size_bytes;
905 u32 *register_list_format;
906 u32 *register_restore;
910 struct amdgpu_bo *hpd_eop_obj;
911 u64 hpd_eop_gpu_addr;
912 struct amdgpu_bo *mec_fw_obj;
917 void *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1];
922 struct amdgpu_bo *eop_obj;
923 struct amdgpu_ring ring;
924 struct amdgpu_irq_src irq;
928 * GPU scratch registers structures, functions & helpers
930 struct amdgpu_scratch {
939 #define AMDGPU_GFX_MAX_SE 4
940 #define AMDGPU_GFX_MAX_SH_PER_SE 2
942 struct amdgpu_rb_config {
943 uint32_t rb_backend_disable;
944 uint32_t user_rb_backend_disable;
945 uint32_t raster_config;
946 uint32_t raster_config_1;
949 struct gb_addr_config {
950 uint16_t pipe_interleave_size;
952 uint8_t max_compress_frags;
955 uint8_t num_rb_per_se;
958 struct amdgpu_gfx_config {
959 unsigned max_shader_engines;
960 unsigned max_tile_pipes;
961 unsigned max_cu_per_sh;
962 unsigned max_sh_per_se;
963 unsigned max_backends_per_se;
964 unsigned max_texture_channel_caches;
966 unsigned max_gs_threads;
967 unsigned max_hw_contexts;
968 unsigned sc_prim_fifo_size_frontend;
969 unsigned sc_prim_fifo_size_backend;
970 unsigned sc_hiz_tile_fifo_size;
971 unsigned sc_earlyz_tile_fifo_size;
973 unsigned num_tile_pipes;
974 unsigned backend_enable_mask;
975 unsigned mem_max_burst_length_bytes;
976 unsigned mem_row_size_in_kb;
977 unsigned shader_engine_tile_size;
979 unsigned multi_gpu_tile_size;
980 unsigned mc_arb_ramcfg;
981 unsigned gb_addr_config;
984 uint32_t tile_mode_array[32];
985 uint32_t macrotile_mode_array[16];
987 struct gb_addr_config gb_addr_config_fields;
988 struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE];
990 /* gfx configure feature */
991 uint32_t double_offchip_lds_buf;
994 struct amdgpu_cu_info {
995 uint32_t number; /* total active CU number */
997 uint32_t bitmap[4][4];
1000 struct amdgpu_gfx_funcs {
1001 /* get the gpu clock counter */
1002 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1003 void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
1004 void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields);
1005 void (*read_wave_vgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t thread, uint32_t start, uint32_t size, uint32_t *dst);
1006 void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst);
1009 struct amdgpu_ngg_buf {
1010 struct amdgpu_bo *bo;
1025 struct amdgpu_ngg_buf buf[NGG_BUF_MAX];
1026 uint32_t gds_reserve_addr;
1027 uint32_t gds_reserve_size;
1032 struct mutex gpu_clock_mutex;
1033 struct amdgpu_gfx_config config;
1034 struct amdgpu_rlc rlc;
1035 struct amdgpu_mec mec;
1036 struct amdgpu_kiq kiq;
1037 struct amdgpu_scratch scratch;
1038 const struct firmware *me_fw; /* ME firmware */
1039 uint32_t me_fw_version;
1040 const struct firmware *pfp_fw; /* PFP firmware */
1041 uint32_t pfp_fw_version;
1042 const struct firmware *ce_fw; /* CE firmware */
1043 uint32_t ce_fw_version;
1044 const struct firmware *rlc_fw; /* RLC firmware */
1045 uint32_t rlc_fw_version;
1046 const struct firmware *mec_fw; /* MEC firmware */
1047 uint32_t mec_fw_version;
1048 const struct firmware *mec2_fw; /* MEC2 firmware */
1049 uint32_t mec2_fw_version;
1050 uint32_t me_feature_version;
1051 uint32_t ce_feature_version;
1052 uint32_t pfp_feature_version;
1053 uint32_t rlc_feature_version;
1054 uint32_t mec_feature_version;
1055 uint32_t mec2_feature_version;
1056 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1057 unsigned num_gfx_rings;
1058 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1059 unsigned num_compute_rings;
1060 struct amdgpu_irq_src eop_irq;
1061 struct amdgpu_irq_src priv_reg_irq;
1062 struct amdgpu_irq_src priv_inst_irq;
1064 uint32_t gfx_current_status;
1066 unsigned ce_ram_size;
1067 struct amdgpu_cu_info cu_info;
1068 const struct amdgpu_gfx_funcs *funcs;
1071 uint32_t grbm_soft_reset;
1072 uint32_t srbm_soft_reset;
1075 struct amdgpu_ngg ngg;
1078 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
1079 unsigned size, struct amdgpu_ib *ib);
1080 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
1081 struct dma_fence *f);
1082 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
1083 struct amdgpu_ib *ibs, struct amdgpu_job *job,
1084 struct dma_fence **f);
1085 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1086 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1087 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1092 struct amdgpu_cs_chunk {
1098 struct amdgpu_cs_parser {
1099 struct amdgpu_device *adev;
1100 struct drm_file *filp;
1101 struct amdgpu_ctx *ctx;
1105 struct amdgpu_cs_chunk *chunks;
1107 /* scheduler job object */
1108 struct amdgpu_job *job;
1110 /* buffer objects */
1111 struct ww_acquire_ctx ticket;
1112 struct amdgpu_bo_list *bo_list;
1113 struct amdgpu_bo_list_entry vm_pd;
1114 struct list_head validated;
1115 struct dma_fence *fence;
1116 uint64_t bytes_moved_threshold;
1117 uint64_t bytes_moved;
1118 struct amdgpu_bo_list_entry *evictable;
1121 struct amdgpu_bo_list_entry uf_entry;
1124 #define AMDGPU_PREAMBLE_IB_PRESENT (1 << 0) /* bit set means command submit involves a preamble IB */
1125 #define AMDGPU_PREAMBLE_IB_PRESENT_FIRST (1 << 1) /* bit set means preamble IB is first presented in belonging context */
1126 #define AMDGPU_HAVE_CTX_SWITCH (1 << 2) /* bit set means context switch occured */
1127 #define AMDGPU_VM_DOMAIN (1 << 3) /* bit set means in virtual memory context */
1130 struct amd_sched_job base;
1131 struct amdgpu_device *adev;
1132 struct amdgpu_vm *vm;
1133 struct amdgpu_ring *ring;
1134 struct amdgpu_sync sync;
1135 struct amdgpu_ib *ibs;
1136 struct dma_fence *fence; /* the hw fence */
1137 uint32_t preamble_status;
1140 uint64_t fence_ctx; /* the fence_context this job uses */
1141 bool vm_needs_flush;
1143 uint64_t vm_pd_addr;
1144 uint32_t gds_base, gds_size;
1145 uint32_t gws_base, gws_size;
1146 uint32_t oa_base, oa_size;
1148 /* user fence handling */
1150 uint64_t uf_sequence;
1153 #define to_amdgpu_job(sched_job) \
1154 container_of((sched_job), struct amdgpu_job, base)
1156 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
1157 uint32_t ib_idx, int idx)
1159 return p->job->ibs[ib_idx].ptr[idx];
1162 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
1163 uint32_t ib_idx, int idx,
1166 p->job->ibs[ib_idx].ptr[idx] = value;
1172 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1175 struct amdgpu_bo *wb_obj;
1176 volatile uint32_t *wb;
1178 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1179 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1182 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1183 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1184 int amdgpu_wb_get_64bit(struct amdgpu_device *adev, u32 *wb);
1185 void amdgpu_wb_free_64bit(struct amdgpu_device *adev, u32 wb);
1187 void amdgpu_get_pcie_info(struct amdgpu_device *adev);
1192 struct amdgpu_sdma_instance {
1194 const struct firmware *fw;
1195 uint32_t fw_version;
1196 uint32_t feature_version;
1198 struct amdgpu_ring ring;
1202 struct amdgpu_sdma {
1203 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1204 #ifdef CONFIG_DRM_AMDGPU_SI
1205 //SI DMA has a difference trap irq number for the second engine
1206 struct amdgpu_irq_src trap_irq_1;
1208 struct amdgpu_irq_src trap_irq;
1209 struct amdgpu_irq_src illegal_inst_irq;
1211 uint32_t srbm_soft_reset;
1217 enum amdgpu_firmware_load_type {
1218 AMDGPU_FW_LOAD_DIRECT = 0,
1223 struct amdgpu_firmware {
1224 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1225 enum amdgpu_firmware_load_type load_type;
1226 struct amdgpu_bo *fw_buf;
1227 unsigned int fw_size;
1228 unsigned int max_ucodes;
1229 /* firmwares are loaded by psp instead of smu from vega10 */
1230 const struct amdgpu_psp_funcs *funcs;
1231 struct amdgpu_bo *rbuf;
1238 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1244 void amdgpu_test_moves(struct amdgpu_device *adev);
1249 #if defined(CONFIG_MMU_NOTIFIER)
1250 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1251 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1253 static inline int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1257 static inline void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1263 struct amdgpu_debugfs {
1264 const struct drm_info_list *files;
1268 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1269 const struct drm_info_list *files,
1271 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1273 #if defined(CONFIG_DEBUG_FS)
1274 int amdgpu_debugfs_init(struct drm_minor *minor);
1277 int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev);
1280 * amdgpu smumgr functions
1282 struct amdgpu_smumgr_funcs {
1283 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1284 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1285 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1291 struct amdgpu_smumgr {
1292 struct amdgpu_bo *toc_buf;
1293 struct amdgpu_bo *smu_buf;
1294 /* asic priv smu data */
1296 spinlock_t smu_lock;
1297 /* smumgr functions */
1298 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1299 /* ucode loading complete flag */
1304 * ASIC specific register table accessible by UMD
1306 struct amdgpu_allowed_register_entry {
1307 uint32_t reg_offset;
1313 * ASIC specific functions.
1315 struct amdgpu_asic_funcs {
1316 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1317 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
1318 u8 *bios, u32 length_bytes);
1319 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1320 u32 sh_num, u32 reg_offset, u32 *value);
1321 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1322 int (*reset)(struct amdgpu_device *adev);
1323 /* get the reference clock */
1324 u32 (*get_xclk)(struct amdgpu_device *adev);
1325 /* MM block clocks */
1326 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1327 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1328 /* static power management */
1329 int (*get_pcie_lanes)(struct amdgpu_device *adev);
1330 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
1331 /* get config memsize register */
1332 u32 (*get_config_memsize)(struct amdgpu_device *adev);
1338 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1339 struct drm_file *filp);
1340 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1341 struct drm_file *filp);
1343 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1344 struct drm_file *filp);
1345 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1346 struct drm_file *filp);
1347 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1348 struct drm_file *filp);
1349 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1350 struct drm_file *filp);
1351 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1352 struct drm_file *filp);
1353 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1354 struct drm_file *filp);
1355 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1356 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1357 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
1358 struct drm_file *filp);
1360 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1361 struct drm_file *filp);
1363 /* VRAM scratch page for HDP bug, default vram page */
1364 struct amdgpu_vram_scratch {
1365 struct amdgpu_bo *robj;
1366 volatile uint32_t *ptr;
1373 struct amdgpu_atif_notification_cfg {
1378 struct amdgpu_atif_notifications {
1379 bool display_switch;
1380 bool expansion_mode_change;
1382 bool forced_power_state;
1383 bool system_power_state;
1384 bool display_conf_change;
1386 bool brightness_change;
1387 bool dgpu_display_event;
1390 struct amdgpu_atif_functions {
1392 bool sbios_requests;
1393 bool select_active_disp;
1395 bool get_tv_standard;
1396 bool set_tv_standard;
1397 bool get_panel_expansion_mode;
1398 bool set_panel_expansion_mode;
1399 bool temperature_change;
1400 bool graphics_device_types;
1403 struct amdgpu_atif {
1404 struct amdgpu_atif_notifications notifications;
1405 struct amdgpu_atif_functions functions;
1406 struct amdgpu_atif_notification_cfg notification_cfg;
1407 struct amdgpu_encoder *encoder_for_bl;
1410 struct amdgpu_atcs_functions {
1414 bool pcie_bus_width;
1417 struct amdgpu_atcs {
1418 struct amdgpu_atcs_functions functions;
1424 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1425 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
1428 * Core structure, functions and helpers.
1430 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1431 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1433 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1434 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1436 struct amdgpu_device {
1438 struct drm_device *ddev;
1439 struct pci_dev *pdev;
1441 #ifdef CONFIG_DRM_AMD_ACP
1442 struct amdgpu_acp acp;
1446 enum amd_asic_type asic_type;
1449 uint32_t external_rev_id;
1450 unsigned long flags;
1452 const struct amdgpu_asic_funcs *asic_funcs;
1456 struct work_struct reset_work;
1457 struct notifier_block acpi_nb;
1458 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1459 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1460 unsigned debugfs_count;
1461 #if defined(CONFIG_DEBUG_FS)
1462 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1464 struct amdgpu_atif atif;
1465 struct amdgpu_atcs atcs;
1466 struct mutex srbm_mutex;
1467 /* GRBM index mutex. Protects concurrent access to GRBM index */
1468 struct mutex grbm_idx_mutex;
1469 struct dev_pm_domain vga_pm_domain;
1470 bool have_disp_power_ref;
1476 struct amdgpu_bo *stollen_vga_memory;
1477 uint32_t bios_scratch_reg_offset;
1478 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1480 /* Register/doorbell mmio */
1481 resource_size_t rmmio_base;
1482 resource_size_t rmmio_size;
1483 void __iomem *rmmio;
1484 /* protects concurrent MM_INDEX/DATA based register access */
1485 spinlock_t mmio_idx_lock;
1486 /* protects concurrent SMC based register access */
1487 spinlock_t smc_idx_lock;
1488 amdgpu_rreg_t smc_rreg;
1489 amdgpu_wreg_t smc_wreg;
1490 /* protects concurrent PCIE register access */
1491 spinlock_t pcie_idx_lock;
1492 amdgpu_rreg_t pcie_rreg;
1493 amdgpu_wreg_t pcie_wreg;
1494 amdgpu_rreg_t pciep_rreg;
1495 amdgpu_wreg_t pciep_wreg;
1496 /* protects concurrent UVD register access */
1497 spinlock_t uvd_ctx_idx_lock;
1498 amdgpu_rreg_t uvd_ctx_rreg;
1499 amdgpu_wreg_t uvd_ctx_wreg;
1500 /* protects concurrent DIDT register access */
1501 spinlock_t didt_idx_lock;
1502 amdgpu_rreg_t didt_rreg;
1503 amdgpu_wreg_t didt_wreg;
1504 /* protects concurrent gc_cac register access */
1505 spinlock_t gc_cac_idx_lock;
1506 amdgpu_rreg_t gc_cac_rreg;
1507 amdgpu_wreg_t gc_cac_wreg;
1508 /* protects concurrent ENDPOINT (audio) register access */
1509 spinlock_t audio_endpt_idx_lock;
1510 amdgpu_block_rreg_t audio_endpt_rreg;
1511 amdgpu_block_wreg_t audio_endpt_wreg;
1512 void __iomem *rio_mem;
1513 resource_size_t rio_mem_size;
1514 struct amdgpu_doorbell doorbell;
1516 /* clock/pll info */
1517 struct amdgpu_clock clock;
1520 struct amdgpu_mc mc;
1521 struct amdgpu_gart gart;
1522 struct amdgpu_dummy_page dummy_page;
1523 struct amdgpu_vm_manager vm_manager;
1524 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
1526 /* memory management */
1527 struct amdgpu_mman mman;
1528 struct amdgpu_vram_scratch vram_scratch;
1529 struct amdgpu_wb wb;
1530 atomic64_t vram_usage;
1531 atomic64_t vram_vis_usage;
1532 atomic64_t gtt_usage;
1533 atomic64_t num_bytes_moved;
1534 atomic64_t num_evictions;
1535 atomic_t gpu_reset_counter;
1537 /* data for buffer migration throttling */
1541 s64 accum_us; /* accumulated microseconds */
1546 bool enable_virtual_display;
1547 struct amdgpu_mode_info mode_info;
1548 struct work_struct hotplug_work;
1549 struct amdgpu_irq_src crtc_irq;
1550 struct amdgpu_irq_src pageflip_irq;
1551 struct amdgpu_irq_src hpd_irq;
1556 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
1558 struct amdgpu_sa_manager ring_tmp_bo;
1561 struct amdgpu_irq irq;
1564 struct amd_powerplay powerplay;
1566 bool pp_force_state_enabled;
1569 struct amdgpu_pm pm;
1574 struct amdgpu_smumgr smu;
1577 struct amdgpu_gfx gfx;
1580 struct amdgpu_sdma sdma;
1583 struct amdgpu_uvd uvd;
1586 struct amdgpu_vce vce;
1589 struct amdgpu_firmware firmware;
1592 struct psp_context psp;
1595 struct amdgpu_gds gds;
1597 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
1599 struct mutex mn_lock;
1600 DECLARE_HASHTABLE(mn_hash, 7);
1602 /* tracking pinned memory */
1604 u64 invisible_pin_size;
1607 /* amdkfd interface */
1608 struct kfd_dev *kfd;
1610 struct amdgpu_virt virt;
1612 /* link all shadow bo */
1613 struct list_head shadow_list;
1614 struct mutex shadow_list_lock;
1616 spinlock_t gtt_list_lock;
1617 struct list_head gtt_list;
1619 /* record hw reset is performed */
1624 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1626 return container_of(bdev, struct amdgpu_device, mman.bdev);
1629 bool amdgpu_device_is_px(struct drm_device *dev);
1630 int amdgpu_device_init(struct amdgpu_device *adev,
1631 struct drm_device *ddev,
1632 struct pci_dev *pdev,
1634 void amdgpu_device_fini(struct amdgpu_device *adev);
1635 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1637 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
1638 uint32_t acc_flags);
1639 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
1640 uint32_t acc_flags);
1641 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1642 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1644 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
1645 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
1646 u64 amdgpu_mm_rdoorbell64(struct amdgpu_device *adev, u32 index);
1647 void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v);
1650 * Registers read & write functions.
1653 #define AMDGPU_REGS_IDX (1<<0)
1654 #define AMDGPU_REGS_NO_KIQ (1<<1)
1656 #define RREG32_NO_KIQ(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1657 #define WREG32_NO_KIQ(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1659 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), 0)
1660 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_IDX)
1661 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), 0))
1662 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), 0)
1663 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_IDX)
1664 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1665 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1666 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1667 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1668 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1669 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1670 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1671 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1672 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1673 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1674 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1675 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1676 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1677 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1678 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1679 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1680 #define WREG32_P(reg, val, mask) \
1682 uint32_t tmp_ = RREG32(reg); \
1684 tmp_ |= ((val) & ~(mask)); \
1685 WREG32(reg, tmp_); \
1687 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1688 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1689 #define WREG32_PLL_P(reg, val, mask) \
1691 uint32_t tmp_ = RREG32_PLL(reg); \
1693 tmp_ |= ((val) & ~(mask)); \
1694 WREG32_PLL(reg, tmp_); \
1696 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
1697 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1698 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1700 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
1701 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
1702 #define RDOORBELL64(index) amdgpu_mm_rdoorbell64(adev, (index))
1703 #define WDOORBELL64(index, v) amdgpu_mm_wdoorbell64(adev, (index), (v))
1705 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1706 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1708 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1709 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1710 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1712 #define REG_GET_FIELD(value, reg, field) \
1713 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1715 #define WREG32_FIELD(reg, field, val) \
1716 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1721 #define RBIOS8(i) (adev->bios[i])
1722 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1723 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1728 static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
1730 if (ring->count_dw <= 0)
1731 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
1732 ring->ring[ring->wptr++ & ring->buf_mask] = v;
1733 ring->wptr &= ring->ptr_mask;
1737 static inline void amdgpu_ring_write_multiple(struct amdgpu_ring *ring, void *src, int count_dw)
1739 unsigned occupied, chunk1, chunk2;
1742 if (ring->count_dw < count_dw) {
1743 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
1745 occupied = ring->wptr & ring->buf_mask;
1746 dst = (void *)&ring->ring[occupied];
1747 chunk1 = ring->buf_mask + 1 - occupied;
1748 chunk1 = (chunk1 >= count_dw) ? count_dw: chunk1;
1749 chunk2 = count_dw - chunk1;
1754 memcpy(dst, src, chunk1);
1758 dst = (void *)ring->ring;
1759 memcpy(dst, src, chunk2);
1762 ring->wptr += count_dw;
1763 ring->wptr &= ring->ptr_mask;
1764 ring->count_dw -= count_dw;
1768 static inline struct amdgpu_sdma_instance *
1769 amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
1771 struct amdgpu_device *adev = ring->adev;
1774 for (i = 0; i < adev->sdma.num_instances; i++)
1775 if (&adev->sdma.instance[i].ring == ring)
1778 if (i < AMDGPU_MAX_SDMA_INSTANCES)
1779 return &adev->sdma.instance[i];
1787 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1788 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1789 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1790 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1791 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1792 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1793 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1794 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1795 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1796 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1797 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1798 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1799 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
1800 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
1801 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
1802 #define amdgpu_vm_write_pte(adev, ib, pe, value, count, incr) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (value), (count), (incr)))
1803 #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)))
1804 #define amdgpu_vm_get_pte_flags(adev, flags) (adev)->gart.gart_funcs->get_vm_pte_flags((adev),(flags))
1805 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
1806 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
1807 #define amdgpu_ring_test_ib(r, t) (r)->funcs->test_ib((r), (t))
1808 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
1809 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
1810 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
1811 #define amdgpu_ring_emit_ib(r, ib, vm_id, c) (r)->funcs->emit_ib((r), (ib), (vm_id), (c))
1812 #define amdgpu_ring_emit_pipeline_sync(r) (r)->funcs->emit_pipeline_sync((r))
1813 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
1814 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
1815 #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))
1816 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
1817 #define amdgpu_ring_emit_hdp_invalidate(r) (r)->funcs->emit_hdp_invalidate((r))
1818 #define amdgpu_ring_emit_switch_buffer(r) (r)->funcs->emit_switch_buffer((r))
1819 #define amdgpu_ring_emit_cntxcntl(r, d) (r)->funcs->emit_cntxcntl((r), (d))
1820 #define amdgpu_ring_emit_rreg(r, d) (r)->funcs->emit_rreg((r), (d))
1821 #define amdgpu_ring_emit_wreg(r, d, v) (r)->funcs->emit_wreg((r), (d), (v))
1822 #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
1823 #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r))
1824 #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o))
1825 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
1826 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
1827 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
1828 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
1829 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
1830 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
1831 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
1832 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
1833 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
1834 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
1835 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
1836 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
1837 #define amdgpu_display_page_flip(adev, crtc, base, async) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base), (async))
1838 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
1839 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
1840 #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))
1841 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
1842 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
1843 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
1844 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
1845 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev))
1846 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance))
1847 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
1848 #define amdgpu_psp_check_fw_loading_status(adev, i) (adev)->firmware.funcs->check_fw_loading_status((adev), (i))
1850 /* Common functions */
1851 int amdgpu_gpu_reset(struct amdgpu_device *adev);
1852 bool amdgpu_need_backup(struct amdgpu_device *adev);
1853 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
1854 bool amdgpu_need_post(struct amdgpu_device *adev);
1855 void amdgpu_update_display_priority(struct amdgpu_device *adev);
1857 int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
1858 int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
1859 u32 ip_instance, u32 ring,
1860 struct amdgpu_ring **out_ring);
1861 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes);
1862 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain);
1863 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
1864 int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages);
1865 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
1867 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
1868 struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm);
1869 bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
1871 bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt *ttm,
1872 int *last_invalidated);
1873 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
1874 uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
1875 struct ttm_mem_reg *mem);
1876 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
1877 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
1878 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
1879 int amdgpu_ttm_init(struct amdgpu_device *adev);
1880 void amdgpu_ttm_fini(struct amdgpu_device *adev);
1881 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
1882 const u32 *registers,
1883 const u32 array_size);
1885 bool amdgpu_device_is_px(struct drm_device *dev);
1887 #if defined(CONFIG_VGA_SWITCHEROO)
1888 void amdgpu_register_atpx_handler(void);
1889 void amdgpu_unregister_atpx_handler(void);
1890 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1891 bool amdgpu_is_atpx_hybrid(void);
1892 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1894 static inline void amdgpu_register_atpx_handler(void) {}
1895 static inline void amdgpu_unregister_atpx_handler(void) {}
1896 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1897 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1898 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1904 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1905 extern const int amdgpu_max_kms_ioctl;
1907 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
1908 void amdgpu_driver_unload_kms(struct drm_device *dev);
1909 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1910 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1911 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1912 struct drm_file *file_priv);
1913 int amdgpu_suspend(struct amdgpu_device *adev);
1914 int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);
1915 int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);
1916 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
1917 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1918 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1919 int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
1921 struct timeval *vblank_time,
1923 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1927 * functions used by amdgpu_encoder.c
1929 struct amdgpu_afmt_acr {
1943 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1946 #if defined(CONFIG_ACPI)
1947 int amdgpu_acpi_init(struct amdgpu_device *adev);
1948 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1949 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1950 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1951 u8 perf_req, bool advertise);
1952 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1954 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1955 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1958 struct amdgpu_bo_va_mapping *
1959 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1960 uint64_t addr, struct amdgpu_bo **bo);
1961 int amdgpu_cs_sysvm_access_required(struct amdgpu_cs_parser *parser);
1963 #include "amdgpu_object.h"