2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
24 * Authors: Dave Airlie
31 #include <linux/atomic.h>
32 #include <linux/wait.h>
33 #include <linux/list.h>
34 #include <linux/kref.h>
35 #include <linux/interval_tree.h>
36 #include <linux/hashtable.h>
37 #include <linux/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_gds.h"
56 #include "amdgpu_sync.h"
57 #include "amdgpu_ring.h"
58 #include "amdgpu_vm.h"
59 #include "amd_powerplay.h"
60 #include "amdgpu_dpm.h"
61 #include "amdgpu_acp.h"
63 #include "gpu_scheduler.h"
64 #include "amdgpu_virt.h"
69 extern int amdgpu_modeset;
70 extern int amdgpu_vram_limit;
71 extern int amdgpu_gart_size;
72 extern int amdgpu_moverate;
73 extern int amdgpu_benchmarking;
74 extern int amdgpu_testing;
75 extern int amdgpu_audio;
76 extern int amdgpu_disp_priority;
77 extern int amdgpu_hw_i2c;
78 extern int amdgpu_pcie_gen2;
79 extern int amdgpu_msi;
80 extern int amdgpu_lockup_timeout;
81 extern int amdgpu_dpm;
82 extern int amdgpu_smc_load_fw;
83 extern int amdgpu_aspm;
84 extern int amdgpu_runtime_pm;
85 extern unsigned amdgpu_ip_block_mask;
86 extern int amdgpu_bapm;
87 extern int amdgpu_deep_color;
88 extern int amdgpu_vm_size;
89 extern int amdgpu_vm_block_size;
90 extern int amdgpu_vm_fault_stop;
91 extern int amdgpu_vm_debug;
92 extern int amdgpu_sched_jobs;
93 extern int amdgpu_sched_hw_submission;
94 extern int amdgpu_powerplay;
95 extern int amdgpu_powercontainment;
96 extern unsigned amdgpu_pcie_gen_cap;
97 extern unsigned amdgpu_pcie_lane_cap;
98 extern unsigned amdgpu_cg_mask;
99 extern unsigned amdgpu_pg_mask;
100 extern char *amdgpu_disable_cu;
101 extern int amdgpu_sclk_deep_sleep_en;
102 extern char *amdgpu_virtual_display;
103 extern unsigned amdgpu_pp_feature_mask;
104 extern int amdgpu_vram_page_split;
106 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
107 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
108 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
109 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
110 #define AMDGPU_IB_POOL_SIZE 16
111 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
112 #define AMDGPUFB_CONN_LIMIT 4
113 #define AMDGPU_BIOS_NUM_SCRATCH 8
115 /* max number of IP instances */
116 #define AMDGPU_MAX_SDMA_INSTANCES 2
118 /* hardcode that limit for now */
119 #define AMDGPU_VA_RESERVED_SIZE (8 << 20)
121 /* hard reset data */
122 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
125 #define AMDGPU_RESET_GFX (1 << 0)
126 #define AMDGPU_RESET_COMPUTE (1 << 1)
127 #define AMDGPU_RESET_DMA (1 << 2)
128 #define AMDGPU_RESET_CP (1 << 3)
129 #define AMDGPU_RESET_GRBM (1 << 4)
130 #define AMDGPU_RESET_DMA1 (1 << 5)
131 #define AMDGPU_RESET_RLC (1 << 6)
132 #define AMDGPU_RESET_SEM (1 << 7)
133 #define AMDGPU_RESET_IH (1 << 8)
134 #define AMDGPU_RESET_VMC (1 << 9)
135 #define AMDGPU_RESET_MC (1 << 10)
136 #define AMDGPU_RESET_DISPLAY (1 << 11)
137 #define AMDGPU_RESET_UVD (1 << 12)
138 #define AMDGPU_RESET_VCE (1 << 13)
139 #define AMDGPU_RESET_VCE1 (1 << 14)
141 /* GFX current status */
142 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
143 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
144 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
145 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
146 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
148 /* max cursor sizes (in pixels) */
149 #define CIK_CURSOR_WIDTH 128
150 #define CIK_CURSOR_HEIGHT 128
152 struct amdgpu_device;
154 struct amdgpu_cs_parser;
156 struct amdgpu_irq_src;
160 AMDGPU_CP_IRQ_GFX_EOP = 0,
161 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
162 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
163 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
164 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
165 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
166 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
167 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
168 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
173 enum amdgpu_sdma_irq {
174 AMDGPU_SDMA_IRQ_TRAP0 = 0,
175 AMDGPU_SDMA_IRQ_TRAP1,
180 enum amdgpu_thermal_irq {
181 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
182 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
184 AMDGPU_THERMAL_IRQ_LAST
187 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
188 enum amd_ip_block_type block_type,
189 enum amd_clockgating_state state);
190 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
191 enum amd_ip_block_type block_type,
192 enum amd_powergating_state state);
193 int amdgpu_wait_for_idle(struct amdgpu_device *adev,
194 enum amd_ip_block_type block_type);
195 bool amdgpu_is_idle(struct amdgpu_device *adev,
196 enum amd_ip_block_type block_type);
198 #define AMDGPU_MAX_IP_NUM 16
200 struct amdgpu_ip_block_status {
204 bool late_initialized;
208 struct amdgpu_ip_block_version {
209 const enum amd_ip_block_type type;
213 const struct amd_ip_funcs *funcs;
216 struct amdgpu_ip_block {
217 struct amdgpu_ip_block_status status;
218 const struct amdgpu_ip_block_version *version;
221 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
222 enum amd_ip_block_type type,
223 u32 major, u32 minor);
225 struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev,
226 enum amd_ip_block_type type);
228 int amdgpu_ip_block_add(struct amdgpu_device *adev,
229 const struct amdgpu_ip_block_version *ip_block_version);
231 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
232 struct amdgpu_buffer_funcs {
233 /* maximum bytes in a single operation */
234 uint32_t copy_max_bytes;
236 /* number of dw to reserve per operation */
237 unsigned copy_num_dw;
239 /* used for buffer migration */
240 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
241 /* src addr in bytes */
243 /* dst addr in bytes */
245 /* number of byte to transfer */
246 uint32_t byte_count);
248 /* maximum bytes in a single operation */
249 uint32_t fill_max_bytes;
251 /* number of dw to reserve per operation */
252 unsigned fill_num_dw;
254 /* used for buffer clearing */
255 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
256 /* value to write to memory */
258 /* dst addr in bytes */
260 /* number of byte to fill */
261 uint32_t byte_count);
264 /* provided by hw blocks that can write ptes, e.g., sdma */
265 struct amdgpu_vm_pte_funcs {
266 /* copy pte entries from GART */
267 void (*copy_pte)(struct amdgpu_ib *ib,
268 uint64_t pe, uint64_t src,
270 /* write pte one entry at a time with addr mapping */
271 void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe,
272 uint64_t value, unsigned count,
274 /* for linear pte/pde updates without addr mapping */
275 void (*set_pte_pde)(struct amdgpu_ib *ib,
277 uint64_t addr, unsigned count,
278 uint32_t incr, uint32_t flags);
281 /* provided by the gmc block */
282 struct amdgpu_gart_funcs {
283 /* flush the vm tlb via mmio */
284 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
286 /* write pte/pde updates using the cpu */
287 int (*set_pte_pde)(struct amdgpu_device *adev,
288 void *cpu_pt_addr, /* cpu addr of page table */
289 uint32_t gpu_page_idx, /* pte/pde to update */
290 uint64_t addr, /* addr to write into pte/pde */
291 uint32_t flags); /* access flags */
294 /* provided by the ih block */
295 struct amdgpu_ih_funcs {
296 /* ring read/write ptr handling, called from interrupt context */
297 u32 (*get_wptr)(struct amdgpu_device *adev);
298 void (*decode_iv)(struct amdgpu_device *adev,
299 struct amdgpu_iv_entry *entry);
300 void (*set_rptr)(struct amdgpu_device *adev);
306 bool amdgpu_get_bios(struct amdgpu_device *adev);
307 bool amdgpu_read_bios(struct amdgpu_device *adev);
312 struct amdgpu_dummy_page {
316 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
317 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
324 #define AMDGPU_MAX_PPLL 3
326 struct amdgpu_clock {
327 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
328 struct amdgpu_pll spll;
329 struct amdgpu_pll mpll;
331 uint32_t default_mclk;
332 uint32_t default_sclk;
333 uint32_t default_dispclk;
334 uint32_t current_dispclk;
336 uint32_t max_pixel_clock;
342 struct amdgpu_bo_list_entry {
343 struct amdgpu_bo *robj;
344 struct ttm_validate_buffer tv;
345 struct amdgpu_bo_va *bo_va;
347 struct page **user_pages;
348 int user_invalidated;
351 struct amdgpu_bo_va_mapping {
352 struct list_head list;
353 struct interval_tree_node it;
358 /* bo virtual addresses in a specific vm */
359 struct amdgpu_bo_va {
360 /* protected by bo being reserved */
361 struct list_head bo_list;
362 struct dma_fence *last_pt_update;
365 /* protected by vm mutex and spinlock */
366 struct list_head vm_status;
368 /* mappings for this bo_va */
369 struct list_head invalids;
370 struct list_head valids;
372 /* constant after initialization */
373 struct amdgpu_vm *vm;
374 struct amdgpu_bo *bo;
377 #define AMDGPU_GEM_DOMAIN_MAX 0x3
380 /* Protected by tbo.reserved */
381 u32 prefered_domains;
383 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
384 struct ttm_placement placement;
385 struct ttm_buffer_object tbo;
386 struct ttm_bo_kmap_obj kmap;
394 /* list of all virtual address to which this bo
398 /* Constant after initialization */
399 struct drm_gem_object gem_base;
400 struct amdgpu_bo *parent;
401 struct amdgpu_bo *shadow;
403 struct ttm_bo_kmap_obj dma_buf_vmap;
404 struct amdgpu_mn *mn;
405 struct list_head mn_list;
406 struct list_head shadow_list;
408 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
410 void amdgpu_gem_object_free(struct drm_gem_object *obj);
411 int amdgpu_gem_object_open(struct drm_gem_object *obj,
412 struct drm_file *file_priv);
413 void amdgpu_gem_object_close(struct drm_gem_object *obj,
414 struct drm_file *file_priv);
415 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
416 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
417 struct drm_gem_object *
418 amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
419 struct dma_buf_attachment *attach,
420 struct sg_table *sg);
421 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
422 struct drm_gem_object *gobj,
424 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
425 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
426 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
427 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
428 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
429 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
431 /* sub-allocation manager, it has to be protected by another lock.
432 * By conception this is an helper for other part of the driver
433 * like the indirect buffer or semaphore, which both have their
436 * Principe is simple, we keep a list of sub allocation in offset
437 * order (first entry has offset == 0, last entry has the highest
440 * When allocating new object we first check if there is room at
441 * the end total_size - (last_object_offset + last_object_size) >=
442 * alloc_size. If so we allocate new object there.
444 * When there is not enough room at the end, we start waiting for
445 * each sub object until we reach object_offset+object_size >=
446 * alloc_size, this object then become the sub object we return.
448 * Alignment can't be bigger than page size.
450 * Hole are not considered for allocation to keep things simple.
451 * Assumption is that there won't be hole (all object on same
455 #define AMDGPU_SA_NUM_FENCE_LISTS 32
457 struct amdgpu_sa_manager {
458 wait_queue_head_t wq;
459 struct amdgpu_bo *bo;
460 struct list_head *hole;
461 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
462 struct list_head olist;
470 /* sub-allocation buffer */
471 struct amdgpu_sa_bo {
472 struct list_head olist;
473 struct list_head flist;
474 struct amdgpu_sa_manager *manager;
477 struct dma_fence *fence;
483 void amdgpu_gem_force_release(struct amdgpu_device *adev);
484 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
485 int alignment, u32 initial_domain,
486 u64 flags, bool kernel,
487 struct drm_gem_object **obj);
489 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
490 struct drm_device *dev,
491 struct drm_mode_create_dumb *args);
492 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
493 struct drm_device *dev,
494 uint32_t handle, uint64_t *offset_p);
495 int amdgpu_fence_slab_init(void);
496 void amdgpu_fence_slab_fini(void);
499 * GART structures, functions & helpers
503 #define AMDGPU_GPU_PAGE_SIZE 4096
504 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
505 #define AMDGPU_GPU_PAGE_SHIFT 12
506 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
509 dma_addr_t table_addr;
510 struct amdgpu_bo *robj;
512 unsigned num_gpu_pages;
513 unsigned num_cpu_pages;
515 #ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS
519 const struct amdgpu_gart_funcs *gart_funcs;
522 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
523 void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
524 int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
525 void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
526 int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
527 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
528 int amdgpu_gart_init(struct amdgpu_device *adev);
529 void amdgpu_gart_fini(struct amdgpu_device *adev);
530 void amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset,
532 int amdgpu_gart_bind(struct amdgpu_device *adev, uint64_t offset,
533 int pages, struct page **pagelist,
534 dma_addr_t *dma_addr, uint32_t flags);
535 int amdgpu_ttm_recover_gart(struct amdgpu_device *adev);
538 * GPU MC structures, functions & helpers
541 resource_size_t aper_size;
542 resource_size_t aper_base;
543 resource_size_t agp_base;
544 /* for some chips with <= 32MB we need to lie
545 * about vram size near mc fb location */
547 u64 visible_vram_size;
558 const struct firmware *fw; /* MC firmware */
560 struct amdgpu_irq_src vm_fault;
562 uint32_t srbm_soft_reset;
563 struct amdgpu_mode_mc_save save;
567 * GPU doorbell structures, functions & helpers
569 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
571 AMDGPU_DOORBELL_KIQ = 0x000,
572 AMDGPU_DOORBELL_HIQ = 0x001,
573 AMDGPU_DOORBELL_DIQ = 0x002,
574 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
575 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
576 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
577 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
578 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
579 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
580 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
581 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
582 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
583 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
584 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
585 AMDGPU_DOORBELL_IH = 0x1E8,
586 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
587 AMDGPU_DOORBELL_INVALID = 0xFFFF
588 } AMDGPU_DOORBELL_ASSIGNMENT;
590 struct amdgpu_doorbell {
592 resource_size_t base;
593 resource_size_t size;
595 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
598 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
599 phys_addr_t *aperture_base,
600 size_t *aperture_size,
601 size_t *start_offset);
607 struct amdgpu_flip_work {
608 struct delayed_work flip_work;
609 struct work_struct unpin_work;
610 struct amdgpu_device *adev;
614 struct drm_pending_vblank_event *event;
615 struct amdgpu_bo *old_abo;
616 struct dma_fence *excl;
617 unsigned shared_count;
618 struct dma_fence **shared;
619 struct dma_fence_cb cb;
629 struct amdgpu_sa_bo *sa_bo;
636 extern const struct amd_sched_backend_ops amdgpu_sched_ops;
638 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
639 struct amdgpu_job **job, struct amdgpu_vm *vm);
640 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size,
641 struct amdgpu_job **job);
643 void amdgpu_job_free_resources(struct amdgpu_job *job);
644 void amdgpu_job_free(struct amdgpu_job *job);
645 int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring,
646 struct amd_sched_entity *entity, void *owner,
647 struct dma_fence **f);
650 * context related structures
653 struct amdgpu_ctx_ring {
655 struct dma_fence **fences;
656 struct amd_sched_entity entity;
660 struct kref refcount;
661 struct amdgpu_device *adev;
662 unsigned reset_counter;
663 spinlock_t ring_lock;
664 struct dma_fence **fences;
665 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
666 bool preamble_presented;
669 struct amdgpu_ctx_mgr {
670 struct amdgpu_device *adev;
672 /* protected by lock */
673 struct idr ctx_handles;
676 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
677 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
679 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
680 struct dma_fence *fence);
681 struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
682 struct amdgpu_ring *ring, uint64_t seq);
684 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
685 struct drm_file *filp);
687 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
688 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
691 * file private structure
694 struct amdgpu_fpriv {
696 struct mutex bo_list_lock;
697 struct idr bo_list_handles;
698 struct amdgpu_ctx_mgr ctx_mgr;
705 struct amdgpu_bo_list {
707 struct amdgpu_bo *gds_obj;
708 struct amdgpu_bo *gws_obj;
709 struct amdgpu_bo *oa_obj;
710 unsigned first_userptr;
711 unsigned num_entries;
712 struct amdgpu_bo_list_entry *array;
715 struct amdgpu_bo_list *
716 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
717 void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
718 struct list_head *validated);
719 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
720 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
725 #include "clearstate_defs.h"
727 struct amdgpu_rlc_funcs {
728 void (*enter_safe_mode)(struct amdgpu_device *adev);
729 void (*exit_safe_mode)(struct amdgpu_device *adev);
733 /* for power gating */
734 struct amdgpu_bo *save_restore_obj;
735 uint64_t save_restore_gpu_addr;
736 volatile uint32_t *sr_ptr;
739 /* for clear state */
740 struct amdgpu_bo *clear_state_obj;
741 uint64_t clear_state_gpu_addr;
742 volatile uint32_t *cs_ptr;
743 const struct cs_section_def *cs_data;
744 u32 clear_state_size;
746 struct amdgpu_bo *cp_table_obj;
747 uint64_t cp_table_gpu_addr;
748 volatile uint32_t *cp_table_ptr;
751 /* safe mode for updating CG/PG state */
753 const struct amdgpu_rlc_funcs *funcs;
755 /* for firmware data */
756 u32 save_and_restore_offset;
757 u32 clear_state_descriptor_offset;
758 u32 avail_scratch_ram_locations;
759 u32 reg_restore_list_size;
760 u32 reg_list_format_start;
761 u32 reg_list_format_separate_start;
762 u32 starting_offsets_start;
763 u32 reg_list_format_size_bytes;
764 u32 reg_list_size_bytes;
766 u32 *register_list_format;
767 u32 *register_restore;
771 struct amdgpu_bo *hpd_eop_obj;
772 u64 hpd_eop_gpu_addr;
779 * GPU scratch registers structures, functions & helpers
781 struct amdgpu_scratch {
791 #define AMDGPU_GFX_MAX_SE 4
792 #define AMDGPU_GFX_MAX_SH_PER_SE 2
794 struct amdgpu_rb_config {
795 uint32_t rb_backend_disable;
796 uint32_t user_rb_backend_disable;
797 uint32_t raster_config;
798 uint32_t raster_config_1;
801 struct amdgpu_gca_config {
802 unsigned max_shader_engines;
803 unsigned max_tile_pipes;
804 unsigned max_cu_per_sh;
805 unsigned max_sh_per_se;
806 unsigned max_backends_per_se;
807 unsigned max_texture_channel_caches;
809 unsigned max_gs_threads;
810 unsigned max_hw_contexts;
811 unsigned sc_prim_fifo_size_frontend;
812 unsigned sc_prim_fifo_size_backend;
813 unsigned sc_hiz_tile_fifo_size;
814 unsigned sc_earlyz_tile_fifo_size;
816 unsigned num_tile_pipes;
817 unsigned backend_enable_mask;
818 unsigned mem_max_burst_length_bytes;
819 unsigned mem_row_size_in_kb;
820 unsigned shader_engine_tile_size;
822 unsigned multi_gpu_tile_size;
823 unsigned mc_arb_ramcfg;
824 unsigned gb_addr_config;
827 uint32_t tile_mode_array[32];
828 uint32_t macrotile_mode_array[16];
830 struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE];
833 struct amdgpu_cu_info {
834 uint32_t number; /* total active CU number */
836 uint32_t bitmap[4][4];
839 struct amdgpu_gfx_funcs {
840 /* get the gpu clock counter */
841 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
842 void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
843 void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields);
847 struct mutex gpu_clock_mutex;
848 struct amdgpu_gca_config config;
849 struct amdgpu_rlc rlc;
850 struct amdgpu_mec mec;
851 struct amdgpu_scratch scratch;
852 const struct firmware *me_fw; /* ME firmware */
853 uint32_t me_fw_version;
854 const struct firmware *pfp_fw; /* PFP firmware */
855 uint32_t pfp_fw_version;
856 const struct firmware *ce_fw; /* CE firmware */
857 uint32_t ce_fw_version;
858 const struct firmware *rlc_fw; /* RLC firmware */
859 uint32_t rlc_fw_version;
860 const struct firmware *mec_fw; /* MEC firmware */
861 uint32_t mec_fw_version;
862 const struct firmware *mec2_fw; /* MEC2 firmware */
863 uint32_t mec2_fw_version;
864 uint32_t me_feature_version;
865 uint32_t ce_feature_version;
866 uint32_t pfp_feature_version;
867 uint32_t rlc_feature_version;
868 uint32_t mec_feature_version;
869 uint32_t mec2_feature_version;
870 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
871 unsigned num_gfx_rings;
872 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
873 unsigned num_compute_rings;
874 struct amdgpu_irq_src eop_irq;
875 struct amdgpu_irq_src priv_reg_irq;
876 struct amdgpu_irq_src priv_inst_irq;
878 uint32_t gfx_current_status;
880 unsigned ce_ram_size;
881 struct amdgpu_cu_info cu_info;
882 const struct amdgpu_gfx_funcs *funcs;
885 uint32_t grbm_soft_reset;
886 uint32_t srbm_soft_reset;
889 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
890 unsigned size, struct amdgpu_ib *ib);
891 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
892 struct dma_fence *f);
893 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
894 struct amdgpu_ib *ib, struct dma_fence *last_vm_update,
895 struct amdgpu_job *job, struct dma_fence **f);
896 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
897 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
898 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
903 struct amdgpu_cs_chunk {
909 struct amdgpu_cs_parser {
910 struct amdgpu_device *adev;
911 struct drm_file *filp;
912 struct amdgpu_ctx *ctx;
916 struct amdgpu_cs_chunk *chunks;
918 /* scheduler job object */
919 struct amdgpu_job *job;
922 struct ww_acquire_ctx ticket;
923 struct amdgpu_bo_list *bo_list;
924 struct amdgpu_bo_list_entry vm_pd;
925 struct list_head validated;
926 struct dma_fence *fence;
927 uint64_t bytes_moved_threshold;
928 uint64_t bytes_moved;
929 struct amdgpu_bo_list_entry *evictable;
932 struct amdgpu_bo_list_entry uf_entry;
935 #define AMDGPU_PREAMBLE_IB_PRESENT (1 << 0) /* bit set means command submit involves a preamble IB */
936 #define AMDGPU_PREAMBLE_IB_PRESENT_FIRST (1 << 1) /* bit set means preamble IB is first presented in belonging context */
937 #define AMDGPU_HAVE_CTX_SWITCH (1 << 2) /* bit set means context switch occured */
940 struct amd_sched_job base;
941 struct amdgpu_device *adev;
942 struct amdgpu_vm *vm;
943 struct amdgpu_ring *ring;
944 struct amdgpu_sync sync;
945 struct amdgpu_ib *ibs;
946 struct dma_fence *fence; /* the hw fence */
947 uint32_t preamble_status;
950 uint64_t fence_ctx; /* the fence_context this job uses */
954 uint32_t gds_base, gds_size;
955 uint32_t gws_base, gws_size;
956 uint32_t oa_base, oa_size;
958 /* user fence handling */
960 uint64_t uf_sequence;
963 #define to_amdgpu_job(sched_job) \
964 container_of((sched_job), struct amdgpu_job, base)
966 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
967 uint32_t ib_idx, int idx)
969 return p->job->ibs[ib_idx].ptr[idx];
972 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
973 uint32_t ib_idx, int idx,
976 p->job->ibs[ib_idx].ptr[idx] = value;
982 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
985 struct amdgpu_bo *wb_obj;
986 volatile uint32_t *wb;
988 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
989 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
992 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
993 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
995 void amdgpu_get_pcie_info(struct amdgpu_device *adev);
1000 #define AMDGPU_DEFAULT_UVD_HANDLES 10
1001 #define AMDGPU_MAX_UVD_HANDLES 40
1002 #define AMDGPU_UVD_STACK_SIZE (200*1024)
1003 #define AMDGPU_UVD_HEAP_SIZE (256*1024)
1004 #define AMDGPU_UVD_SESSION_SIZE (50*1024)
1005 #define AMDGPU_UVD_FIRMWARE_OFFSET 256
1008 struct amdgpu_bo *vcpu_bo;
1011 unsigned fw_version;
1013 unsigned max_handles;
1014 atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
1015 struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
1016 struct delayed_work idle_work;
1017 const struct firmware *fw; /* UVD firmware */
1018 struct amdgpu_ring ring;
1019 struct amdgpu_irq_src irq;
1020 bool address_64_bit;
1022 struct amd_sched_entity entity;
1023 uint32_t srbm_soft_reset;
1029 #define AMDGPU_MAX_VCE_HANDLES 16
1030 #define AMDGPU_VCE_FIRMWARE_OFFSET 256
1032 #define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
1033 #define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
1036 struct amdgpu_bo *vcpu_bo;
1038 unsigned fw_version;
1039 unsigned fb_version;
1040 atomic_t handles[AMDGPU_MAX_VCE_HANDLES];
1041 struct drm_file *filp[AMDGPU_MAX_VCE_HANDLES];
1042 uint32_t img_size[AMDGPU_MAX_VCE_HANDLES];
1043 struct delayed_work idle_work;
1044 struct mutex idle_mutex;
1045 const struct firmware *fw; /* VCE firmware */
1046 struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
1047 struct amdgpu_irq_src irq;
1048 unsigned harvest_config;
1049 struct amd_sched_entity entity;
1050 uint32_t srbm_soft_reset;
1057 struct amdgpu_sdma_instance {
1059 const struct firmware *fw;
1060 uint32_t fw_version;
1061 uint32_t feature_version;
1063 struct amdgpu_ring ring;
1067 struct amdgpu_sdma {
1068 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1069 #ifdef CONFIG_DRM_AMDGPU_SI
1070 //SI DMA has a difference trap irq number for the second engine
1071 struct amdgpu_irq_src trap_irq_1;
1073 struct amdgpu_irq_src trap_irq;
1074 struct amdgpu_irq_src illegal_inst_irq;
1076 uint32_t srbm_soft_reset;
1082 struct amdgpu_firmware {
1083 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1085 struct amdgpu_bo *fw_buf;
1086 unsigned int fw_size;
1092 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1098 void amdgpu_test_moves(struct amdgpu_device *adev);
1099 void amdgpu_test_ring_sync(struct amdgpu_device *adev,
1100 struct amdgpu_ring *cpA,
1101 struct amdgpu_ring *cpB);
1102 void amdgpu_test_syncing(struct amdgpu_device *adev);
1107 #if defined(CONFIG_MMU_NOTIFIER)
1108 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1109 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1111 static inline int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1115 static inline void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1121 struct amdgpu_debugfs {
1122 const struct drm_info_list *files;
1126 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1127 const struct drm_info_list *files,
1129 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1131 #if defined(CONFIG_DEBUG_FS)
1132 int amdgpu_debugfs_init(struct drm_minor *minor);
1133 void amdgpu_debugfs_cleanup(struct drm_minor *minor);
1136 int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev);
1139 * amdgpu smumgr functions
1141 struct amdgpu_smumgr_funcs {
1142 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1143 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1144 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1150 struct amdgpu_smumgr {
1151 struct amdgpu_bo *toc_buf;
1152 struct amdgpu_bo *smu_buf;
1153 /* asic priv smu data */
1155 spinlock_t smu_lock;
1156 /* smumgr functions */
1157 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1158 /* ucode loading complete flag */
1163 * ASIC specific register table accessible by UMD
1165 struct amdgpu_allowed_register_entry {
1166 uint32_t reg_offset;
1172 * ASIC specific functions.
1174 struct amdgpu_asic_funcs {
1175 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1176 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
1177 u8 *bios, u32 length_bytes);
1178 void (*detect_hw_virtualization) (struct amdgpu_device *adev);
1179 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1180 u32 sh_num, u32 reg_offset, u32 *value);
1181 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1182 int (*reset)(struct amdgpu_device *adev);
1183 /* get the reference clock */
1184 u32 (*get_xclk)(struct amdgpu_device *adev);
1185 /* MM block clocks */
1186 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1187 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1188 /* static power management */
1189 int (*get_pcie_lanes)(struct amdgpu_device *adev);
1190 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
1196 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1197 struct drm_file *filp);
1198 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1199 struct drm_file *filp);
1201 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1202 struct drm_file *filp);
1203 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1204 struct drm_file *filp);
1205 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1206 struct drm_file *filp);
1207 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1208 struct drm_file *filp);
1209 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1210 struct drm_file *filp);
1211 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1212 struct drm_file *filp);
1213 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1214 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1216 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1217 struct drm_file *filp);
1219 /* VRAM scratch page for HDP bug, default vram page */
1220 struct amdgpu_vram_scratch {
1221 struct amdgpu_bo *robj;
1222 volatile uint32_t *ptr;
1229 struct amdgpu_atif_notification_cfg {
1234 struct amdgpu_atif_notifications {
1235 bool display_switch;
1236 bool expansion_mode_change;
1238 bool forced_power_state;
1239 bool system_power_state;
1240 bool display_conf_change;
1242 bool brightness_change;
1243 bool dgpu_display_event;
1246 struct amdgpu_atif_functions {
1248 bool sbios_requests;
1249 bool select_active_disp;
1251 bool get_tv_standard;
1252 bool set_tv_standard;
1253 bool get_panel_expansion_mode;
1254 bool set_panel_expansion_mode;
1255 bool temperature_change;
1256 bool graphics_device_types;
1259 struct amdgpu_atif {
1260 struct amdgpu_atif_notifications notifications;
1261 struct amdgpu_atif_functions functions;
1262 struct amdgpu_atif_notification_cfg notification_cfg;
1263 struct amdgpu_encoder *encoder_for_bl;
1266 struct amdgpu_atcs_functions {
1270 bool pcie_bus_width;
1273 struct amdgpu_atcs {
1274 struct amdgpu_atcs_functions functions;
1280 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1281 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
1284 * Core structure, functions and helpers.
1286 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1287 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1289 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1290 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1292 struct amdgpu_device {
1294 struct drm_device *ddev;
1295 struct pci_dev *pdev;
1297 #ifdef CONFIG_DRM_AMD_ACP
1298 struct amdgpu_acp acp;
1302 enum amd_asic_type asic_type;
1305 uint32_t external_rev_id;
1306 unsigned long flags;
1308 const struct amdgpu_asic_funcs *asic_funcs;
1312 struct work_struct reset_work;
1313 struct notifier_block acpi_nb;
1314 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1315 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1316 unsigned debugfs_count;
1317 #if defined(CONFIG_DEBUG_FS)
1318 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1320 struct amdgpu_atif atif;
1321 struct amdgpu_atcs atcs;
1322 struct mutex srbm_mutex;
1323 /* GRBM index mutex. Protects concurrent access to GRBM index */
1324 struct mutex grbm_idx_mutex;
1325 struct dev_pm_domain vga_pm_domain;
1326 bool have_disp_power_ref;
1331 struct amdgpu_bo *stollen_vga_memory;
1332 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1334 /* Register/doorbell mmio */
1335 resource_size_t rmmio_base;
1336 resource_size_t rmmio_size;
1337 void __iomem *rmmio;
1338 /* protects concurrent MM_INDEX/DATA based register access */
1339 spinlock_t mmio_idx_lock;
1340 /* protects concurrent SMC based register access */
1341 spinlock_t smc_idx_lock;
1342 amdgpu_rreg_t smc_rreg;
1343 amdgpu_wreg_t smc_wreg;
1344 /* protects concurrent PCIE register access */
1345 spinlock_t pcie_idx_lock;
1346 amdgpu_rreg_t pcie_rreg;
1347 amdgpu_wreg_t pcie_wreg;
1348 amdgpu_rreg_t pciep_rreg;
1349 amdgpu_wreg_t pciep_wreg;
1350 /* protects concurrent UVD register access */
1351 spinlock_t uvd_ctx_idx_lock;
1352 amdgpu_rreg_t uvd_ctx_rreg;
1353 amdgpu_wreg_t uvd_ctx_wreg;
1354 /* protects concurrent DIDT register access */
1355 spinlock_t didt_idx_lock;
1356 amdgpu_rreg_t didt_rreg;
1357 amdgpu_wreg_t didt_wreg;
1358 /* protects concurrent gc_cac register access */
1359 spinlock_t gc_cac_idx_lock;
1360 amdgpu_rreg_t gc_cac_rreg;
1361 amdgpu_wreg_t gc_cac_wreg;
1362 /* protects concurrent ENDPOINT (audio) register access */
1363 spinlock_t audio_endpt_idx_lock;
1364 amdgpu_block_rreg_t audio_endpt_rreg;
1365 amdgpu_block_wreg_t audio_endpt_wreg;
1366 void __iomem *rio_mem;
1367 resource_size_t rio_mem_size;
1368 struct amdgpu_doorbell doorbell;
1370 /* clock/pll info */
1371 struct amdgpu_clock clock;
1374 struct amdgpu_mc mc;
1375 struct amdgpu_gart gart;
1376 struct amdgpu_dummy_page dummy_page;
1377 struct amdgpu_vm_manager vm_manager;
1379 /* memory management */
1380 struct amdgpu_mman mman;
1381 struct amdgpu_vram_scratch vram_scratch;
1382 struct amdgpu_wb wb;
1383 atomic64_t vram_usage;
1384 atomic64_t vram_vis_usage;
1385 atomic64_t gtt_usage;
1386 atomic64_t num_bytes_moved;
1387 atomic64_t num_evictions;
1388 atomic_t gpu_reset_counter;
1390 /* data for buffer migration throttling */
1394 s64 accum_us; /* accumulated microseconds */
1399 bool enable_virtual_display;
1400 struct amdgpu_mode_info mode_info;
1401 struct work_struct hotplug_work;
1402 struct amdgpu_irq_src crtc_irq;
1403 struct amdgpu_irq_src pageflip_irq;
1404 struct amdgpu_irq_src hpd_irq;
1409 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
1411 struct amdgpu_sa_manager ring_tmp_bo;
1414 struct amdgpu_irq irq;
1417 struct amd_powerplay powerplay;
1419 bool pp_force_state_enabled;
1422 struct amdgpu_pm pm;
1427 struct amdgpu_smumgr smu;
1430 struct amdgpu_gfx gfx;
1433 struct amdgpu_sdma sdma;
1436 struct amdgpu_uvd uvd;
1439 struct amdgpu_vce vce;
1442 struct amdgpu_firmware firmware;
1445 struct amdgpu_gds gds;
1447 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
1449 struct mutex mn_lock;
1450 DECLARE_HASHTABLE(mn_hash, 7);
1452 /* tracking pinned memory */
1454 u64 invisible_pin_size;
1457 /* amdkfd interface */
1458 struct kfd_dev *kfd;
1460 struct amdgpu_virtualization virtualization;
1462 /* link all shadow bo */
1463 struct list_head shadow_list;
1464 struct mutex shadow_list_lock;
1466 spinlock_t gtt_list_lock;
1467 struct list_head gtt_list;
1471 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1473 return container_of(bdev, struct amdgpu_device, mman.bdev);
1476 bool amdgpu_device_is_px(struct drm_device *dev);
1477 int amdgpu_device_init(struct amdgpu_device *adev,
1478 struct drm_device *ddev,
1479 struct pci_dev *pdev,
1481 void amdgpu_device_fini(struct amdgpu_device *adev);
1482 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1484 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
1485 bool always_indirect);
1486 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
1487 bool always_indirect);
1488 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1489 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1491 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
1492 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
1495 * Registers read & write functions.
1497 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
1498 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
1499 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
1500 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
1501 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
1502 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1503 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1504 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1505 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1506 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1507 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1508 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1509 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1510 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1511 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1512 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1513 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1514 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1515 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1516 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1517 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1518 #define WREG32_P(reg, val, mask) \
1520 uint32_t tmp_ = RREG32(reg); \
1522 tmp_ |= ((val) & ~(mask)); \
1523 WREG32(reg, tmp_); \
1525 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1526 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1527 #define WREG32_PLL_P(reg, val, mask) \
1529 uint32_t tmp_ = RREG32_PLL(reg); \
1531 tmp_ |= ((val) & ~(mask)); \
1532 WREG32_PLL(reg, tmp_); \
1534 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
1535 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1536 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1538 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
1539 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
1541 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1542 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1544 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1545 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1546 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1548 #define REG_GET_FIELD(value, reg, field) \
1549 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1551 #define WREG32_FIELD(reg, field, val) \
1552 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1557 #define RBIOS8(i) (adev->bios[i])
1558 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1559 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1564 static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
1566 if (ring->count_dw <= 0)
1567 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
1568 ring->ring[ring->wptr++] = v;
1569 ring->wptr &= ring->ptr_mask;
1573 static inline struct amdgpu_sdma_instance *
1574 amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
1576 struct amdgpu_device *adev = ring->adev;
1579 for (i = 0; i < adev->sdma.num_instances; i++)
1580 if (&adev->sdma.instance[i].ring == ring)
1583 if (i < AMDGPU_MAX_SDMA_INSTANCES)
1584 return &adev->sdma.instance[i];
1592 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1593 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1594 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1595 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1596 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1597 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1598 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1599 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1600 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1601 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1602 #define amdgpu_asic_detect_hw_virtualization(adev) (adev)->asic_funcs->detect_hw_virtualization((adev))
1603 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1604 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
1605 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
1606 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
1607 #define amdgpu_vm_write_pte(adev, ib, pe, value, count, incr) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (value), (count), (incr)))
1608 #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)))
1609 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
1610 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
1611 #define amdgpu_ring_test_ib(r, t) (r)->funcs->test_ib((r), (t))
1612 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
1613 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
1614 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
1615 #define amdgpu_ring_emit_ib(r, ib, vm_id, c) (r)->funcs->emit_ib((r), (ib), (vm_id), (c))
1616 #define amdgpu_ring_emit_pipeline_sync(r) (r)->funcs->emit_pipeline_sync((r))
1617 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
1618 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
1619 #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))
1620 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
1621 #define amdgpu_ring_emit_hdp_invalidate(r) (r)->funcs->emit_hdp_invalidate((r))
1622 #define amdgpu_ring_emit_switch_buffer(r) (r)->funcs->emit_switch_buffer((r))
1623 #define amdgpu_ring_emit_cntxcntl(r, d) (r)->funcs->emit_cntxcntl((r), (d))
1624 #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
1625 #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r))
1626 #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o))
1627 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
1628 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
1629 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
1630 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
1631 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
1632 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
1633 #define amdgpu_display_is_display_hung(adev) (adev)->mode_info.funcs->is_display_hung((adev))
1634 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
1635 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
1636 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
1637 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
1638 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
1639 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
1640 #define amdgpu_display_page_flip(adev, crtc, base, async) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base), (async))
1641 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
1642 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
1643 #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))
1644 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
1645 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
1646 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
1647 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
1648 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev))
1649 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance))
1650 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
1652 /* Common functions */
1653 int amdgpu_gpu_reset(struct amdgpu_device *adev);
1654 bool amdgpu_need_backup(struct amdgpu_device *adev);
1655 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
1656 bool amdgpu_card_posted(struct amdgpu_device *adev);
1657 void amdgpu_update_display_priority(struct amdgpu_device *adev);
1659 int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
1660 int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
1661 u32 ip_instance, u32 ring,
1662 struct amdgpu_ring **out_ring);
1663 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain);
1664 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
1665 int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages);
1666 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
1668 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
1669 struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm);
1670 bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
1672 bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt *ttm,
1673 int *last_invalidated);
1674 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
1675 uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
1676 struct ttm_mem_reg *mem);
1677 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
1678 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
1679 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
1680 u64 amdgpu_ttm_get_gtt_mem_size(struct amdgpu_device *adev);
1681 int amdgpu_ttm_global_init(struct amdgpu_device *adev);
1682 int amdgpu_ttm_init(struct amdgpu_device *adev);
1683 void amdgpu_ttm_fini(struct amdgpu_device *adev);
1684 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
1685 const u32 *registers,
1686 const u32 array_size);
1688 bool amdgpu_device_is_px(struct drm_device *dev);
1690 #if defined(CONFIG_VGA_SWITCHEROO)
1691 void amdgpu_register_atpx_handler(void);
1692 void amdgpu_unregister_atpx_handler(void);
1693 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1694 bool amdgpu_is_atpx_hybrid(void);
1695 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1697 static inline void amdgpu_register_atpx_handler(void) {}
1698 static inline void amdgpu_unregister_atpx_handler(void) {}
1699 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1700 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1701 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1707 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1708 extern const int amdgpu_max_kms_ioctl;
1710 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
1711 int amdgpu_driver_unload_kms(struct drm_device *dev);
1712 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1713 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1714 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1715 struct drm_file *file_priv);
1716 void amdgpu_driver_preclose_kms(struct drm_device *dev,
1717 struct drm_file *file_priv);
1718 int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);
1719 int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);
1720 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
1721 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1722 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1723 int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
1725 struct timeval *vblank_time,
1727 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1731 * functions used by amdgpu_encoder.c
1733 struct amdgpu_afmt_acr {
1747 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1750 #if defined(CONFIG_ACPI)
1751 int amdgpu_acpi_init(struct amdgpu_device *adev);
1752 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1753 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1754 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1755 u8 perf_req, bool advertise);
1756 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1758 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1759 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1762 struct amdgpu_bo_va_mapping *
1763 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1764 uint64_t addr, struct amdgpu_bo **bo);
1765 int amdgpu_cs_sysvm_access_required(struct amdgpu_cs_parser *parser);
1767 #include "amdgpu_object.h"