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 <drm/ttm/ttm_bo_api.h>
40 #include <drm/ttm/ttm_bo_driver.h>
41 #include <drm/ttm/ttm_placement.h>
42 #include <drm/ttm/ttm_module.h>
43 #include <drm/ttm/ttm_execbuf_util.h>
46 #include <drm/drm_gem.h>
47 #include <drm/amdgpu_drm.h>
49 #include <kgd_kfd_interface.h>
51 #include "amd_shared.h"
52 #include "amdgpu_mode.h"
53 #include "amdgpu_ih.h"
54 #include "amdgpu_irq.h"
55 #include "amdgpu_ucode.h"
56 #include "amdgpu_ttm.h"
57 #include "amdgpu_psp.h"
58 #include "amdgpu_gds.h"
59 #include "amdgpu_sync.h"
60 #include "amdgpu_ring.h"
61 #include "amdgpu_vm.h"
62 #include "amd_powerplay.h"
63 #include "amdgpu_dpm.h"
64 #include "amdgpu_acp.h"
65 #include "amdgpu_uvd.h"
66 #include "amdgpu_vce.h"
67 #include "amdgpu_vcn.h"
69 #include "gpu_scheduler.h"
70 #include "amdgpu_virt.h"
71 #include "amdgpu_gart.h"
76 extern int amdgpu_modeset;
77 extern int amdgpu_vram_limit;
78 extern int amdgpu_gart_size;
79 extern int amdgpu_moverate;
80 extern int amdgpu_benchmarking;
81 extern int amdgpu_testing;
82 extern int amdgpu_audio;
83 extern int amdgpu_disp_priority;
84 extern int amdgpu_hw_i2c;
85 extern int amdgpu_pcie_gen2;
86 extern int amdgpu_msi;
87 extern int amdgpu_lockup_timeout;
88 extern int amdgpu_dpm;
89 extern int amdgpu_fw_load_type;
90 extern int amdgpu_aspm;
91 extern int amdgpu_runtime_pm;
92 extern unsigned amdgpu_ip_block_mask;
93 extern int amdgpu_bapm;
94 extern int amdgpu_deep_color;
95 extern int amdgpu_vm_size;
96 extern int amdgpu_vm_block_size;
97 extern int amdgpu_vm_fault_stop;
98 extern int amdgpu_vm_debug;
99 extern int amdgpu_vm_update_mode;
100 extern int amdgpu_sched_jobs;
101 extern int amdgpu_sched_hw_submission;
102 extern int amdgpu_no_evict;
103 extern int amdgpu_direct_gma_size;
104 extern unsigned amdgpu_pcie_gen_cap;
105 extern unsigned amdgpu_pcie_lane_cap;
106 extern unsigned amdgpu_cg_mask;
107 extern unsigned amdgpu_pg_mask;
108 extern char *amdgpu_disable_cu;
109 extern char *amdgpu_virtual_display;
110 extern unsigned amdgpu_pp_feature_mask;
111 extern int amdgpu_vram_page_split;
112 extern int amdgpu_ngg;
113 extern int amdgpu_prim_buf_per_se;
114 extern int amdgpu_pos_buf_per_se;
115 extern int amdgpu_cntl_sb_buf_per_se;
116 extern int amdgpu_param_buf_per_se;
117 extern int amdgpu_job_hang_limit;
118 extern int amdgpu_lbpw;
120 #ifdef CONFIG_DRM_AMDGPU_SI
121 extern int amdgpu_si_support;
123 #ifdef CONFIG_DRM_AMDGPU_CIK
124 extern int amdgpu_cik_support;
127 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
128 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
129 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
130 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
131 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
132 #define AMDGPU_IB_POOL_SIZE 16
133 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
134 #define AMDGPUFB_CONN_LIMIT 4
135 #define AMDGPU_BIOS_NUM_SCRATCH 16
137 /* max number of IP instances */
138 #define AMDGPU_MAX_SDMA_INSTANCES 2
140 /* hard reset data */
141 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
144 #define AMDGPU_RESET_GFX (1 << 0)
145 #define AMDGPU_RESET_COMPUTE (1 << 1)
146 #define AMDGPU_RESET_DMA (1 << 2)
147 #define AMDGPU_RESET_CP (1 << 3)
148 #define AMDGPU_RESET_GRBM (1 << 4)
149 #define AMDGPU_RESET_DMA1 (1 << 5)
150 #define AMDGPU_RESET_RLC (1 << 6)
151 #define AMDGPU_RESET_SEM (1 << 7)
152 #define AMDGPU_RESET_IH (1 << 8)
153 #define AMDGPU_RESET_VMC (1 << 9)
154 #define AMDGPU_RESET_MC (1 << 10)
155 #define AMDGPU_RESET_DISPLAY (1 << 11)
156 #define AMDGPU_RESET_UVD (1 << 12)
157 #define AMDGPU_RESET_VCE (1 << 13)
158 #define AMDGPU_RESET_VCE1 (1 << 14)
160 /* GFX current status */
161 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
162 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
163 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
164 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
165 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
167 /* max cursor sizes (in pixels) */
168 #define CIK_CURSOR_WIDTH 128
169 #define CIK_CURSOR_HEIGHT 128
171 struct amdgpu_device;
173 struct amdgpu_cs_parser;
175 struct amdgpu_irq_src;
179 AMDGPU_CP_IRQ_GFX_EOP = 0,
180 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
181 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
182 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
183 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
184 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
185 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
186 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
187 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
192 enum amdgpu_sdma_irq {
193 AMDGPU_SDMA_IRQ_TRAP0 = 0,
194 AMDGPU_SDMA_IRQ_TRAP1,
199 enum amdgpu_thermal_irq {
200 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
201 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
203 AMDGPU_THERMAL_IRQ_LAST
206 enum amdgpu_kiq_irq {
207 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
208 AMDGPU_CP_KIQ_IRQ_LAST
211 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
212 enum amd_ip_block_type block_type,
213 enum amd_clockgating_state state);
214 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
215 enum amd_ip_block_type block_type,
216 enum amd_powergating_state state);
217 void amdgpu_get_clockgating_state(struct amdgpu_device *adev, u32 *flags);
218 int amdgpu_wait_for_idle(struct amdgpu_device *adev,
219 enum amd_ip_block_type block_type);
220 bool amdgpu_is_idle(struct amdgpu_device *adev,
221 enum amd_ip_block_type block_type);
223 #define AMDGPU_MAX_IP_NUM 16
225 struct amdgpu_ip_block_status {
229 bool late_initialized;
233 struct amdgpu_ip_block_version {
234 const enum amd_ip_block_type type;
238 const struct amd_ip_funcs *funcs;
241 struct amdgpu_ip_block {
242 struct amdgpu_ip_block_status status;
243 const struct amdgpu_ip_block_version *version;
246 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
247 enum amd_ip_block_type type,
248 u32 major, u32 minor);
250 struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev,
251 enum amd_ip_block_type type);
253 int amdgpu_ip_block_add(struct amdgpu_device *adev,
254 const struct amdgpu_ip_block_version *ip_block_version);
256 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
257 struct amdgpu_buffer_funcs {
258 /* maximum bytes in a single operation */
259 uint32_t copy_max_bytes;
261 /* number of dw to reserve per operation */
262 unsigned copy_num_dw;
264 /* used for buffer migration */
265 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
266 /* src addr in bytes */
268 /* dst addr in bytes */
270 /* number of byte to transfer */
271 uint32_t byte_count);
273 /* maximum bytes in a single operation */
274 uint32_t fill_max_bytes;
276 /* number of dw to reserve per operation */
277 unsigned fill_num_dw;
279 /* used for buffer clearing */
280 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
281 /* value to write to memory */
283 /* dst addr in bytes */
285 /* number of byte to fill */
286 uint32_t byte_count);
289 /* provided by hw blocks that can write ptes, e.g., sdma */
290 struct amdgpu_vm_pte_funcs {
291 /* copy pte entries from GART */
292 void (*copy_pte)(struct amdgpu_ib *ib,
293 uint64_t pe, uint64_t src,
295 /* write pte one entry at a time with addr mapping */
296 void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe,
297 uint64_t value, unsigned count,
299 /* for linear pte/pde updates without addr mapping */
300 void (*set_pte_pde)(struct amdgpu_ib *ib,
302 uint64_t addr, unsigned count,
303 uint32_t incr, uint64_t flags);
306 /* provided by the gmc block */
307 struct amdgpu_gart_funcs {
308 /* flush the vm tlb via mmio */
309 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
311 /* write pte/pde updates using the cpu */
312 int (*set_pte_pde)(struct amdgpu_device *adev,
313 void *cpu_pt_addr, /* cpu addr of page table */
314 uint32_t gpu_page_idx, /* pte/pde to update */
315 uint64_t addr, /* addr to write into pte/pde */
316 uint64_t flags); /* access flags */
317 /* enable/disable PRT support */
318 void (*set_prt)(struct amdgpu_device *adev, bool enable);
319 /* set pte flags based per asic */
320 uint64_t (*get_vm_pte_flags)(struct amdgpu_device *adev,
322 /* get the pde for a given mc addr */
323 u64 (*get_vm_pde)(struct amdgpu_device *adev, u64 addr);
324 uint32_t (*get_invalidate_req)(unsigned int vm_id);
327 /* provided by the ih block */
328 struct amdgpu_ih_funcs {
329 /* ring read/write ptr handling, called from interrupt context */
330 u32 (*get_wptr)(struct amdgpu_device *adev);
331 void (*decode_iv)(struct amdgpu_device *adev,
332 struct amdgpu_iv_entry *entry);
333 void (*set_rptr)(struct amdgpu_device *adev);
339 bool amdgpu_get_bios(struct amdgpu_device *adev);
340 bool amdgpu_read_bios(struct amdgpu_device *adev);
345 struct amdgpu_dummy_page {
349 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
350 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
357 #define AMDGPU_MAX_PPLL 3
359 struct amdgpu_clock {
360 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
361 struct amdgpu_pll spll;
362 struct amdgpu_pll mpll;
364 uint32_t default_mclk;
365 uint32_t default_sclk;
366 uint32_t default_dispclk;
367 uint32_t current_dispclk;
369 uint32_t max_pixel_clock;
375 struct amdgpu_bo_list_entry {
376 struct amdgpu_bo *robj;
377 struct ttm_validate_buffer tv;
378 struct amdgpu_bo_va *bo_va;
380 struct page **user_pages;
381 int user_invalidated;
384 struct amdgpu_bo_va_mapping {
385 struct list_head list;
389 uint64_t __subtree_last;
394 /* bo virtual addresses in a specific vm */
395 struct amdgpu_bo_va {
396 /* protected by bo being reserved */
397 struct list_head bo_list;
398 struct dma_fence *last_pt_update;
401 /* protected by vm mutex and spinlock */
402 struct list_head vm_status;
404 /* mappings for this bo_va */
405 struct list_head invalids;
406 struct list_head valids;
408 /* constant after initialization */
409 struct amdgpu_vm *vm;
410 struct amdgpu_bo *bo;
413 #define AMDGPU_GEM_DOMAIN_MAX 0x3
416 /* Protected by tbo.reserved */
417 u32 prefered_domains;
419 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
420 struct ttm_placement placement;
421 struct ttm_buffer_object tbo;
422 struct ttm_bo_kmap_obj kmap;
430 unsigned prime_shared_count;
431 /* list of all virtual address to which this bo
435 /* Constant after initialization */
436 struct drm_gem_object gem_base;
437 struct amdgpu_bo *parent;
438 struct amdgpu_bo *shadow;
440 struct ttm_bo_kmap_obj dma_buf_vmap;
441 struct amdgpu_mn *mn;
442 struct list_head mn_list;
443 struct list_head shadow_list;
445 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
447 void amdgpu_gem_object_free(struct drm_gem_object *obj);
448 int amdgpu_gem_object_open(struct drm_gem_object *obj,
449 struct drm_file *file_priv);
450 void amdgpu_gem_object_close(struct drm_gem_object *obj,
451 struct drm_file *file_priv);
452 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
453 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
454 struct drm_gem_object *
455 amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
456 struct dma_buf_attachment *attach,
457 struct sg_table *sg);
458 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
459 struct drm_gem_object *gobj,
461 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
462 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
463 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
464 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
465 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
466 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
468 /* sub-allocation manager, it has to be protected by another lock.
469 * By conception this is an helper for other part of the driver
470 * like the indirect buffer or semaphore, which both have their
473 * Principe is simple, we keep a list of sub allocation in offset
474 * order (first entry has offset == 0, last entry has the highest
477 * When allocating new object we first check if there is room at
478 * the end total_size - (last_object_offset + last_object_size) >=
479 * alloc_size. If so we allocate new object there.
481 * When there is not enough room at the end, we start waiting for
482 * each sub object until we reach object_offset+object_size >=
483 * alloc_size, this object then become the sub object we return.
485 * Alignment can't be bigger than page size.
487 * Hole are not considered for allocation to keep things simple.
488 * Assumption is that there won't be hole (all object on same
492 #define AMDGPU_SA_NUM_FENCE_LISTS 32
494 struct amdgpu_sa_manager {
495 wait_queue_head_t wq;
496 struct amdgpu_bo *bo;
497 struct list_head *hole;
498 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
499 struct list_head olist;
507 /* sub-allocation buffer */
508 struct amdgpu_sa_bo {
509 struct list_head olist;
510 struct list_head flist;
511 struct amdgpu_sa_manager *manager;
514 struct dma_fence *fence;
520 void amdgpu_gem_force_release(struct amdgpu_device *adev);
521 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
522 int alignment, u32 initial_domain,
523 u64 flags, bool kernel,
524 struct drm_gem_object **obj);
526 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
527 struct drm_device *dev,
528 struct drm_mode_create_dumb *args);
529 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
530 struct drm_device *dev,
531 uint32_t handle, uint64_t *offset_p);
532 int amdgpu_fence_slab_init(void);
533 void amdgpu_fence_slab_fini(void);
536 * VMHUB structures, functions & helpers
538 struct amdgpu_vmhub {
539 uint32_t ctx0_ptb_addr_lo32;
540 uint32_t ctx0_ptb_addr_hi32;
541 uint32_t vm_inv_eng0_req;
542 uint32_t vm_inv_eng0_ack;
543 uint32_t vm_context0_cntl;
544 uint32_t vm_l2_pro_fault_status;
545 uint32_t vm_l2_pro_fault_cntl;
549 * GPU MC structures, functions & helpers
552 resource_size_t aper_size;
553 resource_size_t aper_base;
554 resource_size_t agp_base;
555 /* for some chips with <= 32MB we need to lie
556 * about vram size near mc fb location */
558 u64 visible_vram_size;
568 const struct firmware *fw; /* MC firmware */
570 struct amdgpu_irq_src vm_fault;
572 uint32_t srbm_soft_reset;
574 uint64_t stolen_size;
576 u64 shared_aperture_start;
577 u64 shared_aperture_end;
578 u64 private_aperture_start;
579 u64 private_aperture_end;
580 /* protects concurrent invalidation */
581 spinlock_t invalidate_lock;
585 * GPU doorbell structures, functions & helpers
587 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
589 AMDGPU_DOORBELL_KIQ = 0x000,
590 AMDGPU_DOORBELL_HIQ = 0x001,
591 AMDGPU_DOORBELL_DIQ = 0x002,
592 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
593 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
594 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
595 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
596 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
597 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
598 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
599 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
600 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
601 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
602 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
603 AMDGPU_DOORBELL_IH = 0x1E8,
604 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
605 AMDGPU_DOORBELL_INVALID = 0xFFFF
606 } AMDGPU_DOORBELL_ASSIGNMENT;
608 struct amdgpu_doorbell {
610 resource_size_t base;
611 resource_size_t size;
613 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
617 * 64bit doorbell, offset are in QWORD, occupy 2KB doorbell space
619 typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT
622 * All compute related doorbells: kiq, hiq, diq, traditional compute queue, user queue, should locate in
623 * a continues range so that programming CP_MEC_DOORBELL_RANGE_LOWER/UPPER can cover this range.
624 * Compute related doorbells are allocated from 0x00 to 0x8a
628 /* kernel scheduling */
629 AMDGPU_DOORBELL64_KIQ = 0x00,
631 /* HSA interface queue and debug queue */
632 AMDGPU_DOORBELL64_HIQ = 0x01,
633 AMDGPU_DOORBELL64_DIQ = 0x02,
635 /* Compute engines */
636 AMDGPU_DOORBELL64_MEC_RING0 = 0x03,
637 AMDGPU_DOORBELL64_MEC_RING1 = 0x04,
638 AMDGPU_DOORBELL64_MEC_RING2 = 0x05,
639 AMDGPU_DOORBELL64_MEC_RING3 = 0x06,
640 AMDGPU_DOORBELL64_MEC_RING4 = 0x07,
641 AMDGPU_DOORBELL64_MEC_RING5 = 0x08,
642 AMDGPU_DOORBELL64_MEC_RING6 = 0x09,
643 AMDGPU_DOORBELL64_MEC_RING7 = 0x0a,
645 /* User queue doorbell range (128 doorbells) */
646 AMDGPU_DOORBELL64_USERQUEUE_START = 0x0b,
647 AMDGPU_DOORBELL64_USERQUEUE_END = 0x8a,
649 /* Graphics engine */
650 AMDGPU_DOORBELL64_GFX_RING0 = 0x8b,
653 * Other graphics doorbells can be allocated here: from 0x8c to 0xef
654 * Graphics voltage island aperture 1
655 * default non-graphics QWORD index is 0xF0 - 0xFF inclusive
659 AMDGPU_DOORBELL64_sDMA_ENGINE0 = 0xF0,
660 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE0 = 0xF1,
661 AMDGPU_DOORBELL64_sDMA_ENGINE1 = 0xF2,
662 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE1 = 0xF3,
664 /* Interrupt handler */
665 AMDGPU_DOORBELL64_IH = 0xF4, /* For legacy interrupt ring buffer */
666 AMDGPU_DOORBELL64_IH_RING1 = 0xF5, /* For page migration request log */
667 AMDGPU_DOORBELL64_IH_RING2 = 0xF6, /* For page migration translation/invalidation log */
669 /* VCN engine use 32 bits doorbell */
670 AMDGPU_DOORBELL64_VCN0_1 = 0xF8, /* lower 32 bits for VNC0 and upper 32 bits for VNC1 */
671 AMDGPU_DOORBELL64_VCN2_3 = 0xF9,
672 AMDGPU_DOORBELL64_VCN4_5 = 0xFA,
673 AMDGPU_DOORBELL64_VCN6_7 = 0xFB,
675 /* overlap the doorbell assignment with VCN as they are mutually exclusive
676 * VCE engine's doorbell is 32 bit and two VCE ring share one QWORD
678 AMDGPU_DOORBELL64_RING0_1 = 0xF8,
679 AMDGPU_DOORBELL64_RING2_3 = 0xF9,
680 AMDGPU_DOORBELL64_RING4_5 = 0xFA,
681 AMDGPU_DOORBELL64_RING6_7 = 0xFB,
683 AMDGPU_DOORBELL64_UVD_RING0_1 = 0xFC,
684 AMDGPU_DOORBELL64_UVD_RING2_3 = 0xFD,
685 AMDGPU_DOORBELL64_UVD_RING4_5 = 0xFE,
686 AMDGPU_DOORBELL64_UVD_RING6_7 = 0xFF,
688 AMDGPU_DOORBELL64_MAX_ASSIGNMENT = 0xFF,
689 AMDGPU_DOORBELL64_INVALID = 0xFFFF
690 } AMDGPU_DOORBELL64_ASSIGNMENT;
693 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
694 phys_addr_t *aperture_base,
695 size_t *aperture_size,
696 size_t *start_offset);
702 struct amdgpu_flip_work {
703 struct delayed_work flip_work;
704 struct work_struct unpin_work;
705 struct amdgpu_device *adev;
709 struct drm_pending_vblank_event *event;
710 struct amdgpu_bo *old_abo;
711 struct dma_fence *excl;
712 unsigned shared_count;
713 struct dma_fence **shared;
714 struct dma_fence_cb cb;
724 struct amdgpu_sa_bo *sa_bo;
731 extern const struct amd_sched_backend_ops amdgpu_sched_ops;
733 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
734 struct amdgpu_job **job, struct amdgpu_vm *vm);
735 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size,
736 struct amdgpu_job **job);
738 void amdgpu_job_free_resources(struct amdgpu_job *job);
739 void amdgpu_job_free(struct amdgpu_job *job);
740 int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring,
741 struct amd_sched_entity *entity, void *owner,
742 struct dma_fence **f);
747 struct amdgpu_queue_mapper {
750 /* protected by lock */
751 struct amdgpu_ring *queue_map[AMDGPU_MAX_RINGS];
754 struct amdgpu_queue_mgr {
755 struct amdgpu_queue_mapper mapper[AMDGPU_MAX_IP_NUM];
758 int amdgpu_queue_mgr_init(struct amdgpu_device *adev,
759 struct amdgpu_queue_mgr *mgr);
760 int amdgpu_queue_mgr_fini(struct amdgpu_device *adev,
761 struct amdgpu_queue_mgr *mgr);
762 int amdgpu_queue_mgr_map(struct amdgpu_device *adev,
763 struct amdgpu_queue_mgr *mgr,
764 int hw_ip, int instance, int ring,
765 struct amdgpu_ring **out_ring);
768 * context related structures
771 struct amdgpu_ctx_ring {
773 struct dma_fence **fences;
774 struct amd_sched_entity entity;
778 struct kref refcount;
779 struct amdgpu_device *adev;
780 struct amdgpu_queue_mgr queue_mgr;
781 unsigned reset_counter;
782 spinlock_t ring_lock;
783 struct dma_fence **fences;
784 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
785 bool preamble_presented;
788 struct amdgpu_ctx_mgr {
789 struct amdgpu_device *adev;
791 /* protected by lock */
792 struct idr ctx_handles;
795 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
796 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
798 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
799 struct dma_fence *fence);
800 struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
801 struct amdgpu_ring *ring, uint64_t seq);
803 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
804 struct drm_file *filp);
806 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
807 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
810 * file private structure
813 struct amdgpu_fpriv {
815 struct amdgpu_bo_va *prt_va;
816 struct mutex bo_list_lock;
817 struct idr bo_list_handles;
818 struct amdgpu_ctx_mgr ctx_mgr;
819 u32 vram_lost_counter;
826 struct amdgpu_bo_list {
828 struct rcu_head rhead;
829 struct kref refcount;
830 struct amdgpu_bo *gds_obj;
831 struct amdgpu_bo *gws_obj;
832 struct amdgpu_bo *oa_obj;
833 unsigned first_userptr;
834 unsigned num_entries;
835 struct amdgpu_bo_list_entry *array;
838 struct amdgpu_bo_list *
839 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
840 void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
841 struct list_head *validated);
842 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
843 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
848 #include "clearstate_defs.h"
850 struct amdgpu_rlc_funcs {
851 void (*enter_safe_mode)(struct amdgpu_device *adev);
852 void (*exit_safe_mode)(struct amdgpu_device *adev);
856 /* for power gating */
857 struct amdgpu_bo *save_restore_obj;
858 uint64_t save_restore_gpu_addr;
859 volatile uint32_t *sr_ptr;
862 /* for clear state */
863 struct amdgpu_bo *clear_state_obj;
864 uint64_t clear_state_gpu_addr;
865 volatile uint32_t *cs_ptr;
866 const struct cs_section_def *cs_data;
867 u32 clear_state_size;
869 struct amdgpu_bo *cp_table_obj;
870 uint64_t cp_table_gpu_addr;
871 volatile uint32_t *cp_table_ptr;
874 /* safe mode for updating CG/PG state */
876 const struct amdgpu_rlc_funcs *funcs;
878 /* for firmware data */
879 u32 save_and_restore_offset;
880 u32 clear_state_descriptor_offset;
881 u32 avail_scratch_ram_locations;
882 u32 reg_restore_list_size;
883 u32 reg_list_format_start;
884 u32 reg_list_format_separate_start;
885 u32 starting_offsets_start;
886 u32 reg_list_format_size_bytes;
887 u32 reg_list_size_bytes;
889 u32 *register_list_format;
890 u32 *register_restore;
893 #define AMDGPU_MAX_COMPUTE_QUEUES KGD_MAX_QUEUES
896 struct amdgpu_bo *hpd_eop_obj;
897 u64 hpd_eop_gpu_addr;
898 struct amdgpu_bo *mec_fw_obj;
901 u32 num_pipe_per_mec;
902 u32 num_queue_per_pipe;
903 void *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1];
905 /* These are the resources for which amdgpu takes ownership */
906 DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
911 struct amdgpu_bo *eop_obj;
912 struct mutex ring_mutex;
913 struct amdgpu_ring ring;
914 struct amdgpu_irq_src irq;
918 * GPU scratch registers structures, functions & helpers
920 struct amdgpu_scratch {
929 #define AMDGPU_GFX_MAX_SE 4
930 #define AMDGPU_GFX_MAX_SH_PER_SE 2
932 struct amdgpu_rb_config {
933 uint32_t rb_backend_disable;
934 uint32_t user_rb_backend_disable;
935 uint32_t raster_config;
936 uint32_t raster_config_1;
939 struct gb_addr_config {
940 uint16_t pipe_interleave_size;
942 uint8_t max_compress_frags;
945 uint8_t num_rb_per_se;
948 struct amdgpu_gfx_config {
949 unsigned max_shader_engines;
950 unsigned max_tile_pipes;
951 unsigned max_cu_per_sh;
952 unsigned max_sh_per_se;
953 unsigned max_backends_per_se;
954 unsigned max_texture_channel_caches;
956 unsigned max_gs_threads;
957 unsigned max_hw_contexts;
958 unsigned sc_prim_fifo_size_frontend;
959 unsigned sc_prim_fifo_size_backend;
960 unsigned sc_hiz_tile_fifo_size;
961 unsigned sc_earlyz_tile_fifo_size;
963 unsigned num_tile_pipes;
964 unsigned backend_enable_mask;
965 unsigned mem_max_burst_length_bytes;
966 unsigned mem_row_size_in_kb;
967 unsigned shader_engine_tile_size;
969 unsigned multi_gpu_tile_size;
970 unsigned mc_arb_ramcfg;
971 unsigned gb_addr_config;
973 unsigned gs_vgt_table_depth;
974 unsigned gs_prim_buffer_depth;
976 uint32_t tile_mode_array[32];
977 uint32_t macrotile_mode_array[16];
979 struct gb_addr_config gb_addr_config_fields;
980 struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE];
982 /* gfx configure feature */
983 uint32_t double_offchip_lds_buf;
986 struct amdgpu_cu_info {
987 uint32_t max_waves_per_simd;
988 uint32_t wave_front_size;
989 uint32_t max_scratch_slots_per_cu;
992 /* total active CU number */
995 uint32_t ao_cu_bitmap[4][4];
996 uint32_t bitmap[4][4];
999 struct amdgpu_gfx_funcs {
1000 /* get the gpu clock counter */
1001 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1002 void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
1003 void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields);
1004 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);
1005 void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst);
1008 struct amdgpu_ngg_buf {
1009 struct amdgpu_bo *bo;
1024 struct amdgpu_ngg_buf buf[NGG_BUF_MAX];
1025 uint32_t gds_reserve_addr;
1026 uint32_t gds_reserve_size;
1031 struct mutex gpu_clock_mutex;
1032 struct amdgpu_gfx_config config;
1033 struct amdgpu_rlc rlc;
1034 struct amdgpu_mec mec;
1035 struct amdgpu_kiq kiq;
1036 struct amdgpu_scratch scratch;
1037 const struct firmware *me_fw; /* ME firmware */
1038 uint32_t me_fw_version;
1039 const struct firmware *pfp_fw; /* PFP firmware */
1040 uint32_t pfp_fw_version;
1041 const struct firmware *ce_fw; /* CE firmware */
1042 uint32_t ce_fw_version;
1043 const struct firmware *rlc_fw; /* RLC firmware */
1044 uint32_t rlc_fw_version;
1045 const struct firmware *mec_fw; /* MEC firmware */
1046 uint32_t mec_fw_version;
1047 const struct firmware *mec2_fw; /* MEC2 firmware */
1048 uint32_t mec2_fw_version;
1049 uint32_t me_feature_version;
1050 uint32_t ce_feature_version;
1051 uint32_t pfp_feature_version;
1052 uint32_t rlc_feature_version;
1053 uint32_t mec_feature_version;
1054 uint32_t mec2_feature_version;
1055 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1056 unsigned num_gfx_rings;
1057 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1058 unsigned num_compute_rings;
1059 struct amdgpu_irq_src eop_irq;
1060 struct amdgpu_irq_src priv_reg_irq;
1061 struct amdgpu_irq_src priv_inst_irq;
1063 uint32_t gfx_current_status;
1065 unsigned ce_ram_size;
1066 struct amdgpu_cu_info cu_info;
1067 const struct amdgpu_gfx_funcs *funcs;
1070 uint32_t grbm_soft_reset;
1071 uint32_t srbm_soft_reset;
1076 struct amdgpu_ngg ngg;
1079 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
1080 unsigned size, struct amdgpu_ib *ib);
1081 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
1082 struct dma_fence *f);
1083 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
1084 struct amdgpu_ib *ibs, struct amdgpu_job *job,
1085 struct dma_fence **f);
1086 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1087 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1088 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1093 struct amdgpu_cs_chunk {
1099 struct amdgpu_cs_parser {
1100 struct amdgpu_device *adev;
1101 struct drm_file *filp;
1102 struct amdgpu_ctx *ctx;
1106 struct amdgpu_cs_chunk *chunks;
1108 /* scheduler job object */
1109 struct amdgpu_job *job;
1111 /* buffer objects */
1112 struct ww_acquire_ctx ticket;
1113 struct amdgpu_bo_list *bo_list;
1114 struct amdgpu_bo_list_entry vm_pd;
1115 struct list_head validated;
1116 struct dma_fence *fence;
1117 uint64_t bytes_moved_threshold;
1118 uint64_t bytes_moved;
1119 struct amdgpu_bo_list_entry *evictable;
1122 struct amdgpu_bo_list_entry uf_entry;
1124 unsigned num_post_dep_syncobjs;
1125 struct drm_syncobj **post_dep_syncobjs;
1128 #define AMDGPU_PREAMBLE_IB_PRESENT (1 << 0) /* bit set means command submit involves a preamble IB */
1129 #define AMDGPU_PREAMBLE_IB_PRESENT_FIRST (1 << 1) /* bit set means preamble IB is first presented in belonging context */
1130 #define AMDGPU_HAVE_CTX_SWITCH (1 << 2) /* bit set means context switch occured */
1133 struct amd_sched_job base;
1134 struct amdgpu_device *adev;
1135 struct amdgpu_vm *vm;
1136 struct amdgpu_ring *ring;
1137 struct amdgpu_sync sync;
1138 struct amdgpu_sync dep_sync;
1139 struct amdgpu_sync sched_sync;
1140 struct amdgpu_ib *ibs;
1141 struct dma_fence *fence; /* the hw fence */
1142 uint32_t preamble_status;
1145 uint64_t fence_ctx; /* the fence_context this job uses */
1146 bool vm_needs_flush;
1148 uint64_t vm_pd_addr;
1149 uint32_t gds_base, gds_size;
1150 uint32_t gws_base, gws_size;
1151 uint32_t oa_base, oa_size;
1153 /* user fence handling */
1155 uint64_t uf_sequence;
1158 #define to_amdgpu_job(sched_job) \
1159 container_of((sched_job), struct amdgpu_job, base)
1161 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
1162 uint32_t ib_idx, int idx)
1164 return p->job->ibs[ib_idx].ptr[idx];
1167 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
1168 uint32_t ib_idx, int idx,
1171 p->job->ibs[ib_idx].ptr[idx] = value;
1177 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1180 struct amdgpu_bo *wb_obj;
1181 volatile uint32_t *wb;
1183 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1184 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1187 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1188 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1189 int amdgpu_wb_get_64bit(struct amdgpu_device *adev, u32 *wb);
1190 void amdgpu_wb_free_64bit(struct amdgpu_device *adev, u32 wb);
1192 void amdgpu_get_pcie_info(struct amdgpu_device *adev);
1197 struct amdgpu_sdma_instance {
1199 const struct firmware *fw;
1200 uint32_t fw_version;
1201 uint32_t feature_version;
1203 struct amdgpu_ring ring;
1207 struct amdgpu_sdma {
1208 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1209 #ifdef CONFIG_DRM_AMDGPU_SI
1210 //SI DMA has a difference trap irq number for the second engine
1211 struct amdgpu_irq_src trap_irq_1;
1213 struct amdgpu_irq_src trap_irq;
1214 struct amdgpu_irq_src illegal_inst_irq;
1216 uint32_t srbm_soft_reset;
1222 enum amdgpu_firmware_load_type {
1223 AMDGPU_FW_LOAD_DIRECT = 0,
1228 struct amdgpu_firmware {
1229 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1230 enum amdgpu_firmware_load_type load_type;
1231 struct amdgpu_bo *fw_buf;
1232 unsigned int fw_size;
1233 unsigned int max_ucodes;
1234 /* firmwares are loaded by psp instead of smu from vega10 */
1235 const struct amdgpu_psp_funcs *funcs;
1236 struct amdgpu_bo *rbuf;
1239 /* gpu info firmware data pointer */
1240 const struct firmware *gpu_info_fw;
1246 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1252 void amdgpu_test_moves(struct amdgpu_device *adev);
1257 #if defined(CONFIG_MMU_NOTIFIER)
1258 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1259 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1261 static inline int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1265 static inline void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1271 struct amdgpu_debugfs {
1272 const struct drm_info_list *files;
1276 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1277 const struct drm_info_list *files,
1279 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1281 #if defined(CONFIG_DEBUG_FS)
1282 int amdgpu_debugfs_init(struct drm_minor *minor);
1285 int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev);
1288 * amdgpu smumgr functions
1290 struct amdgpu_smumgr_funcs {
1291 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1292 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1293 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1299 struct amdgpu_smumgr {
1300 struct amdgpu_bo *toc_buf;
1301 struct amdgpu_bo *smu_buf;
1302 /* asic priv smu data */
1304 spinlock_t smu_lock;
1305 /* smumgr functions */
1306 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1307 /* ucode loading complete flag */
1312 * ASIC specific register table accessible by UMD
1314 struct amdgpu_allowed_register_entry {
1315 uint32_t reg_offset;
1320 * ASIC specific functions.
1322 struct amdgpu_asic_funcs {
1323 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1324 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
1325 u8 *bios, u32 length_bytes);
1326 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1327 u32 sh_num, u32 reg_offset, u32 *value);
1328 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1329 int (*reset)(struct amdgpu_device *adev);
1330 /* get the reference clock */
1331 u32 (*get_xclk)(struct amdgpu_device *adev);
1332 /* MM block clocks */
1333 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1334 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1335 /* static power management */
1336 int (*get_pcie_lanes)(struct amdgpu_device *adev);
1337 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
1338 /* get config memsize register */
1339 u32 (*get_config_memsize)(struct amdgpu_device *adev);
1345 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1346 struct drm_file *filp);
1347 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1348 struct drm_file *filp);
1350 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1351 struct drm_file *filp);
1352 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1353 struct drm_file *filp);
1354 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1355 struct drm_file *filp);
1356 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1357 struct drm_file *filp);
1358 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1359 struct drm_file *filp);
1360 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1361 struct drm_file *filp);
1362 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1363 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1364 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
1365 struct drm_file *filp);
1367 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1368 struct drm_file *filp);
1370 /* VRAM scratch page for HDP bug, default vram page */
1371 struct amdgpu_vram_scratch {
1372 struct amdgpu_bo *robj;
1373 volatile uint32_t *ptr;
1380 struct amdgpu_atif_notification_cfg {
1385 struct amdgpu_atif_notifications {
1386 bool display_switch;
1387 bool expansion_mode_change;
1389 bool forced_power_state;
1390 bool system_power_state;
1391 bool display_conf_change;
1393 bool brightness_change;
1394 bool dgpu_display_event;
1397 struct amdgpu_atif_functions {
1399 bool sbios_requests;
1400 bool select_active_disp;
1402 bool get_tv_standard;
1403 bool set_tv_standard;
1404 bool get_panel_expansion_mode;
1405 bool set_panel_expansion_mode;
1406 bool temperature_change;
1407 bool graphics_device_types;
1410 struct amdgpu_atif {
1411 struct amdgpu_atif_notifications notifications;
1412 struct amdgpu_atif_functions functions;
1413 struct amdgpu_atif_notification_cfg notification_cfg;
1414 struct amdgpu_encoder *encoder_for_bl;
1417 struct amdgpu_atcs_functions {
1421 bool pcie_bus_width;
1424 struct amdgpu_atcs {
1425 struct amdgpu_atcs_functions functions;
1431 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1432 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
1435 * Core structure, functions and helpers.
1437 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1438 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1440 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1441 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1443 #define AMDGPU_RESET_MAGIC_NUM 64
1444 struct amdgpu_device {
1446 struct drm_device *ddev;
1447 struct pci_dev *pdev;
1449 #ifdef CONFIG_DRM_AMD_ACP
1450 struct amdgpu_acp acp;
1454 enum amd_asic_type asic_type;
1457 uint32_t external_rev_id;
1458 unsigned long flags;
1460 const struct amdgpu_asic_funcs *asic_funcs;
1464 struct work_struct reset_work;
1465 struct notifier_block acpi_nb;
1466 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1467 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1468 unsigned debugfs_count;
1469 #if defined(CONFIG_DEBUG_FS)
1470 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1472 struct amdgpu_atif atif;
1473 struct amdgpu_atcs atcs;
1474 struct mutex srbm_mutex;
1475 /* GRBM index mutex. Protects concurrent access to GRBM index */
1476 struct mutex grbm_idx_mutex;
1477 struct dev_pm_domain vga_pm_domain;
1478 bool have_disp_power_ref;
1484 struct amdgpu_bo *stollen_vga_memory;
1485 uint32_t bios_scratch_reg_offset;
1486 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1488 /* Register/doorbell mmio */
1489 resource_size_t rmmio_base;
1490 resource_size_t rmmio_size;
1491 void __iomem *rmmio;
1492 /* protects concurrent MM_INDEX/DATA based register access */
1493 spinlock_t mmio_idx_lock;
1494 /* protects concurrent SMC based register access */
1495 spinlock_t smc_idx_lock;
1496 amdgpu_rreg_t smc_rreg;
1497 amdgpu_wreg_t smc_wreg;
1498 /* protects concurrent PCIE register access */
1499 spinlock_t pcie_idx_lock;
1500 amdgpu_rreg_t pcie_rreg;
1501 amdgpu_wreg_t pcie_wreg;
1502 amdgpu_rreg_t pciep_rreg;
1503 amdgpu_wreg_t pciep_wreg;
1504 /* protects concurrent UVD register access */
1505 spinlock_t uvd_ctx_idx_lock;
1506 amdgpu_rreg_t uvd_ctx_rreg;
1507 amdgpu_wreg_t uvd_ctx_wreg;
1508 /* protects concurrent DIDT register access */
1509 spinlock_t didt_idx_lock;
1510 amdgpu_rreg_t didt_rreg;
1511 amdgpu_wreg_t didt_wreg;
1512 /* protects concurrent gc_cac register access */
1513 spinlock_t gc_cac_idx_lock;
1514 amdgpu_rreg_t gc_cac_rreg;
1515 amdgpu_wreg_t gc_cac_wreg;
1516 /* protects concurrent se_cac register access */
1517 spinlock_t se_cac_idx_lock;
1518 amdgpu_rreg_t se_cac_rreg;
1519 amdgpu_wreg_t se_cac_wreg;
1520 /* protects concurrent ENDPOINT (audio) register access */
1521 spinlock_t audio_endpt_idx_lock;
1522 amdgpu_block_rreg_t audio_endpt_rreg;
1523 amdgpu_block_wreg_t audio_endpt_wreg;
1524 void __iomem *rio_mem;
1525 resource_size_t rio_mem_size;
1526 struct amdgpu_doorbell doorbell;
1528 /* clock/pll info */
1529 struct amdgpu_clock clock;
1532 struct amdgpu_mc mc;
1533 struct amdgpu_gart gart;
1534 struct amdgpu_dummy_page dummy_page;
1535 struct amdgpu_vm_manager vm_manager;
1536 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
1538 /* memory management */
1539 struct amdgpu_mman mman;
1540 struct amdgpu_vram_scratch vram_scratch;
1541 struct amdgpu_wb wb;
1542 atomic64_t vram_usage;
1543 atomic64_t vram_vis_usage;
1544 atomic64_t gtt_usage;
1545 atomic64_t num_bytes_moved;
1546 atomic64_t num_evictions;
1547 atomic64_t num_vram_cpu_page_faults;
1548 atomic_t gpu_reset_counter;
1549 atomic_t vram_lost_counter;
1551 /* data for buffer migration throttling */
1555 s64 accum_us; /* accumulated microseconds */
1560 bool enable_virtual_display;
1561 struct amdgpu_mode_info mode_info;
1562 struct work_struct hotplug_work;
1563 struct amdgpu_irq_src crtc_irq;
1564 struct amdgpu_irq_src pageflip_irq;
1565 struct amdgpu_irq_src hpd_irq;
1570 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
1572 struct amdgpu_sa_manager ring_tmp_bo;
1575 struct amdgpu_irq irq;
1578 struct amd_powerplay powerplay;
1580 bool pp_force_state_enabled;
1583 struct amdgpu_pm pm;
1588 struct amdgpu_smumgr smu;
1591 struct amdgpu_gfx gfx;
1594 struct amdgpu_sdma sdma;
1599 struct amdgpu_uvd uvd;
1602 struct amdgpu_vce vce;
1606 struct amdgpu_vcn vcn;
1610 struct amdgpu_firmware firmware;
1613 struct psp_context psp;
1616 struct amdgpu_gds gds;
1618 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
1620 struct mutex mn_lock;
1621 DECLARE_HASHTABLE(mn_hash, 7);
1623 /* tracking pinned memory */
1625 u64 invisible_pin_size;
1628 /* amdkfd interface */
1629 struct kfd_dev *kfd;
1631 /* delayed work_func for deferring clockgating during resume */
1632 struct delayed_work late_init_work;
1634 struct amdgpu_virt virt;
1636 /* link all shadow bo */
1637 struct list_head shadow_list;
1638 struct mutex shadow_list_lock;
1640 spinlock_t gtt_list_lock;
1641 struct list_head gtt_list;
1642 /* keep an lru list of rings by HW IP */
1643 struct list_head ring_lru_list;
1644 spinlock_t ring_lru_list_lock;
1646 /* record hw reset is performed */
1648 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
1650 /* record last mm index being written through WREG32*/
1651 unsigned long last_mm_index;
1654 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1656 return container_of(bdev, struct amdgpu_device, mman.bdev);
1659 int amdgpu_device_init(struct amdgpu_device *adev,
1660 struct drm_device *ddev,
1661 struct pci_dev *pdev,
1663 void amdgpu_device_fini(struct amdgpu_device *adev);
1664 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1666 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
1667 uint32_t acc_flags);
1668 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
1669 uint32_t acc_flags);
1670 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1671 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1673 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
1674 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
1675 u64 amdgpu_mm_rdoorbell64(struct amdgpu_device *adev, u32 index);
1676 void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v);
1679 * Registers read & write functions.
1682 #define AMDGPU_REGS_IDX (1<<0)
1683 #define AMDGPU_REGS_NO_KIQ (1<<1)
1685 #define RREG32_NO_KIQ(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1686 #define WREG32_NO_KIQ(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1688 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), 0)
1689 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_IDX)
1690 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), 0))
1691 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), 0)
1692 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_IDX)
1693 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1694 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1695 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1696 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1697 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1698 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1699 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1700 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1701 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1702 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1703 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1704 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1705 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1706 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1707 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1708 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1709 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1710 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1711 #define WREG32_P(reg, val, mask) \
1713 uint32_t tmp_ = RREG32(reg); \
1715 tmp_ |= ((val) & ~(mask)); \
1716 WREG32(reg, tmp_); \
1718 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1719 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1720 #define WREG32_PLL_P(reg, val, mask) \
1722 uint32_t tmp_ = RREG32_PLL(reg); \
1724 tmp_ |= ((val) & ~(mask)); \
1725 WREG32_PLL(reg, tmp_); \
1727 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
1728 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1729 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1731 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
1732 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
1733 #define RDOORBELL64(index) amdgpu_mm_rdoorbell64(adev, (index))
1734 #define WDOORBELL64(index, v) amdgpu_mm_wdoorbell64(adev, (index), (v))
1736 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1737 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1739 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1740 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1741 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1743 #define REG_GET_FIELD(value, reg, field) \
1744 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1746 #define WREG32_FIELD(reg, field, val) \
1747 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1749 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1750 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1755 #define RBIOS8(i) (adev->bios[i])
1756 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1757 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1759 static inline struct amdgpu_sdma_instance *
1760 amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
1762 struct amdgpu_device *adev = ring->adev;
1765 for (i = 0; i < adev->sdma.num_instances; i++)
1766 if (&adev->sdma.instance[i].ring == ring)
1769 if (i < AMDGPU_MAX_SDMA_INSTANCES)
1770 return &adev->sdma.instance[i];
1778 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1779 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1780 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1781 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1782 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1783 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1784 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1785 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1786 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1787 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1788 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1789 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1790 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
1791 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
1792 #define amdgpu_gart_get_vm_pde(adev, addr) (adev)->gart.gart_funcs->get_vm_pde((adev), (addr))
1793 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
1794 #define amdgpu_vm_write_pte(adev, ib, pe, value, count, incr) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (value), (count), (incr)))
1795 #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)))
1796 #define amdgpu_vm_get_pte_flags(adev, flags) (adev)->gart.gart_funcs->get_vm_pte_flags((adev),(flags))
1797 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
1798 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
1799 #define amdgpu_ring_test_ib(r, t) (r)->funcs->test_ib((r), (t))
1800 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
1801 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
1802 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
1803 #define amdgpu_ring_emit_ib(r, ib, vm_id, c) (r)->funcs->emit_ib((r), (ib), (vm_id), (c))
1804 #define amdgpu_ring_emit_pipeline_sync(r) (r)->funcs->emit_pipeline_sync((r))
1805 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
1806 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
1807 #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))
1808 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
1809 #define amdgpu_ring_emit_hdp_invalidate(r) (r)->funcs->emit_hdp_invalidate((r))
1810 #define amdgpu_ring_emit_switch_buffer(r) (r)->funcs->emit_switch_buffer((r))
1811 #define amdgpu_ring_emit_cntxcntl(r, d) (r)->funcs->emit_cntxcntl((r), (d))
1812 #define amdgpu_ring_emit_rreg(r, d) (r)->funcs->emit_rreg((r), (d))
1813 #define amdgpu_ring_emit_wreg(r, d, v) (r)->funcs->emit_wreg((r), (d), (v))
1814 #define amdgpu_ring_emit_tmz(r, b) (r)->funcs->emit_tmz((r), (b))
1815 #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
1816 #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r))
1817 #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o))
1818 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
1819 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
1820 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
1821 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
1822 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
1823 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
1824 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
1825 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
1826 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
1827 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
1828 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
1829 #define amdgpu_display_page_flip(adev, crtc, base, async) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base), (async))
1830 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
1831 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
1832 #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))
1833 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
1834 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
1835 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev))
1836 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance))
1837 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
1838 #define amdgpu_psp_check_fw_loading_status(adev, i) (adev)->firmware.funcs->check_fw_loading_status((adev), (i))
1840 /* Common functions */
1841 int amdgpu_gpu_reset(struct amdgpu_device *adev);
1842 bool amdgpu_need_backup(struct amdgpu_device *adev);
1843 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
1844 bool amdgpu_need_post(struct amdgpu_device *adev);
1845 void amdgpu_update_display_priority(struct amdgpu_device *adev);
1847 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes);
1848 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain);
1849 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
1850 int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages);
1851 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
1853 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
1854 struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm);
1855 bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
1857 bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt *ttm,
1858 int *last_invalidated);
1859 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
1860 uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
1861 struct ttm_mem_reg *mem);
1862 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
1863 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
1864 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
1865 int amdgpu_ttm_init(struct amdgpu_device *adev);
1866 void amdgpu_ttm_fini(struct amdgpu_device *adev);
1867 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
1868 const u32 *registers,
1869 const u32 array_size);
1871 bool amdgpu_device_is_px(struct drm_device *dev);
1873 #if defined(CONFIG_VGA_SWITCHEROO)
1874 void amdgpu_register_atpx_handler(void);
1875 void amdgpu_unregister_atpx_handler(void);
1876 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1877 bool amdgpu_is_atpx_hybrid(void);
1878 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1879 bool amdgpu_has_atpx(void);
1881 static inline void amdgpu_register_atpx_handler(void) {}
1882 static inline void amdgpu_unregister_atpx_handler(void) {}
1883 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1884 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1885 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1886 static inline bool amdgpu_has_atpx(void) { return false; }
1892 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1893 extern const int amdgpu_max_kms_ioctl;
1895 bool amdgpu_kms_vram_lost(struct amdgpu_device *adev,
1896 struct amdgpu_fpriv *fpriv);
1897 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
1898 void amdgpu_driver_unload_kms(struct drm_device *dev);
1899 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1900 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1901 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1902 struct drm_file *file_priv);
1903 int amdgpu_suspend(struct amdgpu_device *adev);
1904 int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);
1905 int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);
1906 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
1907 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1908 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1909 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1913 * functions used by amdgpu_encoder.c
1915 struct amdgpu_afmt_acr {
1929 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1932 #if defined(CONFIG_ACPI)
1933 int amdgpu_acpi_init(struct amdgpu_device *adev);
1934 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1935 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1936 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1937 u8 perf_req, bool advertise);
1938 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1940 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1941 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1944 struct amdgpu_bo_va_mapping *
1945 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1946 uint64_t addr, struct amdgpu_bo **bo);
1947 int amdgpu_cs_sysvm_access_required(struct amdgpu_cs_parser *parser);
1949 #include "amdgpu_object.h"