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_no_evict
;
96 extern int amdgpu_direct_gma_size
;
97 extern unsigned amdgpu_pcie_gen_cap
;
98 extern unsigned amdgpu_pcie_lane_cap
;
99 extern unsigned amdgpu_cg_mask
;
100 extern unsigned amdgpu_pg_mask
;
101 extern char *amdgpu_disable_cu
;
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 unsigned prime_shared_count
;
395 /* list of all virtual address to which this bo
399 /* Constant after initialization */
400 struct drm_gem_object gem_base
;
401 struct amdgpu_bo
*parent
;
402 struct amdgpu_bo
*shadow
;
404 struct ttm_bo_kmap_obj dma_buf_vmap
;
405 struct amdgpu_mn
*mn
;
406 struct list_head mn_list
;
407 struct list_head shadow_list
;
409 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
411 void amdgpu_gem_object_free(struct drm_gem_object
*obj
);
412 int amdgpu_gem_object_open(struct drm_gem_object
*obj
,
413 struct drm_file
*file_priv
);
414 void amdgpu_gem_object_close(struct drm_gem_object
*obj
,
415 struct drm_file
*file_priv
);
416 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns
);
417 struct sg_table
*amdgpu_gem_prime_get_sg_table(struct drm_gem_object
*obj
);
418 struct drm_gem_object
*
419 amdgpu_gem_prime_import_sg_table(struct drm_device
*dev
,
420 struct dma_buf_attachment
*attach
,
421 struct sg_table
*sg
);
422 struct dma_buf
*amdgpu_gem_prime_export(struct drm_device
*dev
,
423 struct drm_gem_object
*gobj
,
425 int amdgpu_gem_prime_pin(struct drm_gem_object
*obj
);
426 void amdgpu_gem_prime_unpin(struct drm_gem_object
*obj
);
427 struct reservation_object
*amdgpu_gem_prime_res_obj(struct drm_gem_object
*);
428 void *amdgpu_gem_prime_vmap(struct drm_gem_object
*obj
);
429 void amdgpu_gem_prime_vunmap(struct drm_gem_object
*obj
, void *vaddr
);
430 int amdgpu_gem_debugfs_init(struct amdgpu_device
*adev
);
432 /* sub-allocation manager, it has to be protected by another lock.
433 * By conception this is an helper for other part of the driver
434 * like the indirect buffer or semaphore, which both have their
437 * Principe is simple, we keep a list of sub allocation in offset
438 * order (first entry has offset == 0, last entry has the highest
441 * When allocating new object we first check if there is room at
442 * the end total_size - (last_object_offset + last_object_size) >=
443 * alloc_size. If so we allocate new object there.
445 * When there is not enough room at the end, we start waiting for
446 * each sub object until we reach object_offset+object_size >=
447 * alloc_size, this object then become the sub object we return.
449 * Alignment can't be bigger than page size.
451 * Hole are not considered for allocation to keep things simple.
452 * Assumption is that there won't be hole (all object on same
456 #define AMDGPU_SA_NUM_FENCE_LISTS 32
458 struct amdgpu_sa_manager
{
459 wait_queue_head_t wq
;
460 struct amdgpu_bo
*bo
;
461 struct list_head
*hole
;
462 struct list_head flist
[AMDGPU_SA_NUM_FENCE_LISTS
];
463 struct list_head olist
;
471 /* sub-allocation buffer */
472 struct amdgpu_sa_bo
{
473 struct list_head olist
;
474 struct list_head flist
;
475 struct amdgpu_sa_manager
*manager
;
478 struct dma_fence
*fence
;
484 void amdgpu_gem_force_release(struct amdgpu_device
*adev
);
485 int amdgpu_gem_object_create(struct amdgpu_device
*adev
, unsigned long size
,
486 int alignment
, u32 initial_domain
,
487 u64 flags
, bool kernel
,
488 struct drm_gem_object
**obj
);
490 int amdgpu_mode_dumb_create(struct drm_file
*file_priv
,
491 struct drm_device
*dev
,
492 struct drm_mode_create_dumb
*args
);
493 int amdgpu_mode_dumb_mmap(struct drm_file
*filp
,
494 struct drm_device
*dev
,
495 uint32_t handle
, uint64_t *offset_p
);
496 int amdgpu_fence_slab_init(void);
497 void amdgpu_fence_slab_fini(void);
500 * GART structures, functions & helpers
504 #define AMDGPU_GPU_PAGE_SIZE 4096
505 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
506 #define AMDGPU_GPU_PAGE_SHIFT 12
507 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
510 dma_addr_t table_addr
;
511 struct amdgpu_bo
*robj
;
513 unsigned num_gpu_pages
;
514 unsigned num_cpu_pages
;
516 #ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS
520 const struct amdgpu_gart_funcs
*gart_funcs
;
523 int amdgpu_gart_table_ram_alloc(struct amdgpu_device
*adev
);
524 void amdgpu_gart_table_ram_free(struct amdgpu_device
*adev
);
525 int amdgpu_gart_table_vram_alloc(struct amdgpu_device
*adev
);
526 void amdgpu_gart_table_vram_free(struct amdgpu_device
*adev
);
527 int amdgpu_gart_table_vram_pin(struct amdgpu_device
*adev
);
528 void amdgpu_gart_table_vram_unpin(struct amdgpu_device
*adev
);
529 int amdgpu_gart_init(struct amdgpu_device
*adev
);
530 void amdgpu_gart_fini(struct amdgpu_device
*adev
);
531 void amdgpu_gart_unbind(struct amdgpu_device
*adev
, uint64_t offset
,
533 int amdgpu_gart_bind(struct amdgpu_device
*adev
, uint64_t offset
,
534 int pages
, struct page
**pagelist
,
535 dma_addr_t
*dma_addr
, uint32_t flags
);
536 int amdgpu_ttm_recover_gart(struct amdgpu_device
*adev
);
539 * GPU MC structures, functions & helpers
542 resource_size_t aper_size
;
543 resource_size_t aper_base
;
544 resource_size_t agp_base
;
545 /* for some chips with <= 32MB we need to lie
546 * about vram size near mc fb location */
548 u64 visible_vram_size
;
559 const struct firmware
*fw
; /* MC firmware */
561 struct amdgpu_irq_src vm_fault
;
563 uint32_t srbm_soft_reset
;
564 struct amdgpu_mode_mc_save save
;
568 * GPU doorbell structures, functions & helpers
570 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
572 AMDGPU_DOORBELL_KIQ
= 0x000,
573 AMDGPU_DOORBELL_HIQ
= 0x001,
574 AMDGPU_DOORBELL_DIQ
= 0x002,
575 AMDGPU_DOORBELL_MEC_RING0
= 0x010,
576 AMDGPU_DOORBELL_MEC_RING1
= 0x011,
577 AMDGPU_DOORBELL_MEC_RING2
= 0x012,
578 AMDGPU_DOORBELL_MEC_RING3
= 0x013,
579 AMDGPU_DOORBELL_MEC_RING4
= 0x014,
580 AMDGPU_DOORBELL_MEC_RING5
= 0x015,
581 AMDGPU_DOORBELL_MEC_RING6
= 0x016,
582 AMDGPU_DOORBELL_MEC_RING7
= 0x017,
583 AMDGPU_DOORBELL_GFX_RING0
= 0x020,
584 AMDGPU_DOORBELL_sDMA_ENGINE0
= 0x1E0,
585 AMDGPU_DOORBELL_sDMA_ENGINE1
= 0x1E1,
586 AMDGPU_DOORBELL_IH
= 0x1E8,
587 AMDGPU_DOORBELL_MAX_ASSIGNMENT
= 0x3FF,
588 AMDGPU_DOORBELL_INVALID
= 0xFFFF
589 } AMDGPU_DOORBELL_ASSIGNMENT
;
591 struct amdgpu_doorbell
{
593 resource_size_t base
;
594 resource_size_t size
;
596 u32 num_doorbells
; /* Number of doorbells actually reserved for amdgpu. */
599 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device
*adev
,
600 phys_addr_t
*aperture_base
,
601 size_t *aperture_size
,
602 size_t *start_offset
);
608 struct amdgpu_flip_work
{
609 struct delayed_work flip_work
;
610 struct work_struct unpin_work
;
611 struct amdgpu_device
*adev
;
615 struct drm_pending_vblank_event
*event
;
616 struct amdgpu_bo
*old_abo
;
617 struct dma_fence
*excl
;
618 unsigned shared_count
;
619 struct dma_fence
**shared
;
620 struct dma_fence_cb cb
;
630 struct amdgpu_sa_bo
*sa_bo
;
637 extern const struct amd_sched_backend_ops amdgpu_sched_ops
;
639 int amdgpu_job_alloc(struct amdgpu_device
*adev
, unsigned num_ibs
,
640 struct amdgpu_job
**job
, struct amdgpu_vm
*vm
);
641 int amdgpu_job_alloc_with_ib(struct amdgpu_device
*adev
, unsigned size
,
642 struct amdgpu_job
**job
);
644 void amdgpu_job_free_resources(struct amdgpu_job
*job
);
645 void amdgpu_job_free(struct amdgpu_job
*job
);
646 int amdgpu_job_submit(struct amdgpu_job
*job
, struct amdgpu_ring
*ring
,
647 struct amd_sched_entity
*entity
, void *owner
,
648 struct dma_fence
**f
);
651 * context related structures
654 struct amdgpu_ctx_ring
{
656 struct dma_fence
**fences
;
657 struct amd_sched_entity entity
;
661 struct kref refcount
;
662 struct amdgpu_device
*adev
;
663 unsigned reset_counter
;
664 spinlock_t ring_lock
;
665 struct dma_fence
**fences
;
666 struct amdgpu_ctx_ring rings
[AMDGPU_MAX_RINGS
];
667 bool preamble_presented
;
670 struct amdgpu_ctx_mgr
{
671 struct amdgpu_device
*adev
;
673 /* protected by lock */
674 struct idr ctx_handles
;
677 struct amdgpu_ctx
*amdgpu_ctx_get(struct amdgpu_fpriv
*fpriv
, uint32_t id
);
678 int amdgpu_ctx_put(struct amdgpu_ctx
*ctx
);
680 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx
*ctx
, struct amdgpu_ring
*ring
,
681 struct dma_fence
*fence
);
682 struct dma_fence
*amdgpu_ctx_get_fence(struct amdgpu_ctx
*ctx
,
683 struct amdgpu_ring
*ring
, uint64_t seq
);
685 int amdgpu_ctx_ioctl(struct drm_device
*dev
, void *data
,
686 struct drm_file
*filp
);
688 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr
*mgr
);
689 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr
*mgr
);
692 * file private structure
695 struct amdgpu_fpriv
{
697 struct mutex bo_list_lock
;
698 struct idr bo_list_handles
;
699 struct amdgpu_ctx_mgr ctx_mgr
;
706 struct amdgpu_bo_list
{
708 struct amdgpu_bo
*gds_obj
;
709 struct amdgpu_bo
*gws_obj
;
710 struct amdgpu_bo
*oa_obj
;
711 unsigned first_userptr
;
712 unsigned num_entries
;
713 struct amdgpu_bo_list_entry
*array
;
716 struct amdgpu_bo_list
*
717 amdgpu_bo_list_get(struct amdgpu_fpriv
*fpriv
, int id
);
718 void amdgpu_bo_list_get_list(struct amdgpu_bo_list
*list
,
719 struct list_head
*validated
);
720 void amdgpu_bo_list_put(struct amdgpu_bo_list
*list
);
721 void amdgpu_bo_list_free(struct amdgpu_bo_list
*list
);
726 #include "clearstate_defs.h"
728 struct amdgpu_rlc_funcs
{
729 void (*enter_safe_mode
)(struct amdgpu_device
*adev
);
730 void (*exit_safe_mode
)(struct amdgpu_device
*adev
);
734 /* for power gating */
735 struct amdgpu_bo
*save_restore_obj
;
736 uint64_t save_restore_gpu_addr
;
737 volatile uint32_t *sr_ptr
;
740 /* for clear state */
741 struct amdgpu_bo
*clear_state_obj
;
742 uint64_t clear_state_gpu_addr
;
743 volatile uint32_t *cs_ptr
;
744 const struct cs_section_def
*cs_data
;
745 u32 clear_state_size
;
747 struct amdgpu_bo
*cp_table_obj
;
748 uint64_t cp_table_gpu_addr
;
749 volatile uint32_t *cp_table_ptr
;
752 /* safe mode for updating CG/PG state */
754 const struct amdgpu_rlc_funcs
*funcs
;
756 /* for firmware data */
757 u32 save_and_restore_offset
;
758 u32 clear_state_descriptor_offset
;
759 u32 avail_scratch_ram_locations
;
760 u32 reg_restore_list_size
;
761 u32 reg_list_format_start
;
762 u32 reg_list_format_separate_start
;
763 u32 starting_offsets_start
;
764 u32 reg_list_format_size_bytes
;
765 u32 reg_list_size_bytes
;
767 u32
*register_list_format
;
768 u32
*register_restore
;
772 struct amdgpu_bo
*hpd_eop_obj
;
773 u64 hpd_eop_gpu_addr
;
780 * GPU scratch registers structures, functions & helpers
782 struct amdgpu_scratch
{
792 #define AMDGPU_GFX_MAX_SE 4
793 #define AMDGPU_GFX_MAX_SH_PER_SE 2
795 struct amdgpu_rb_config
{
796 uint32_t rb_backend_disable
;
797 uint32_t user_rb_backend_disable
;
798 uint32_t raster_config
;
799 uint32_t raster_config_1
;
802 struct amdgpu_gca_config
{
803 unsigned max_shader_engines
;
804 unsigned max_tile_pipes
;
805 unsigned max_cu_per_sh
;
806 unsigned max_sh_per_se
;
807 unsigned max_backends_per_se
;
808 unsigned max_texture_channel_caches
;
810 unsigned max_gs_threads
;
811 unsigned max_hw_contexts
;
812 unsigned sc_prim_fifo_size_frontend
;
813 unsigned sc_prim_fifo_size_backend
;
814 unsigned sc_hiz_tile_fifo_size
;
815 unsigned sc_earlyz_tile_fifo_size
;
817 unsigned num_tile_pipes
;
818 unsigned backend_enable_mask
;
819 unsigned mem_max_burst_length_bytes
;
820 unsigned mem_row_size_in_kb
;
821 unsigned shader_engine_tile_size
;
823 unsigned multi_gpu_tile_size
;
824 unsigned mc_arb_ramcfg
;
825 unsigned gb_addr_config
;
828 uint32_t tile_mode_array
[32];
829 uint32_t macrotile_mode_array
[16];
831 struct amdgpu_rb_config rb_config
[AMDGPU_GFX_MAX_SE
][AMDGPU_GFX_MAX_SH_PER_SE
];
834 struct amdgpu_cu_info
{
835 uint32_t number
; /* total active CU number */
837 uint32_t bitmap
[4][4];
840 struct amdgpu_gfx_funcs
{
841 /* get the gpu clock counter */
842 uint64_t (*get_gpu_clock_counter
)(struct amdgpu_device
*adev
);
843 void (*select_se_sh
)(struct amdgpu_device
*adev
, u32 se_num
, u32 sh_num
, u32 instance
);
844 void (*read_wave_data
)(struct amdgpu_device
*adev
, uint32_t simd
, uint32_t wave
, uint32_t *dst
, int *no_fields
);
845 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
);
846 void (*read_wave_sgprs
)(struct amdgpu_device
*adev
, uint32_t simd
, uint32_t wave
, uint32_t start
, uint32_t size
, uint32_t *dst
);
850 struct mutex gpu_clock_mutex
;
851 struct amdgpu_gca_config config
;
852 struct amdgpu_rlc rlc
;
853 struct amdgpu_mec mec
;
854 struct amdgpu_scratch scratch
;
855 const struct firmware
*me_fw
; /* ME firmware */
856 uint32_t me_fw_version
;
857 const struct firmware
*pfp_fw
; /* PFP firmware */
858 uint32_t pfp_fw_version
;
859 const struct firmware
*ce_fw
; /* CE firmware */
860 uint32_t ce_fw_version
;
861 const struct firmware
*rlc_fw
; /* RLC firmware */
862 uint32_t rlc_fw_version
;
863 const struct firmware
*mec_fw
; /* MEC firmware */
864 uint32_t mec_fw_version
;
865 const struct firmware
*mec2_fw
; /* MEC2 firmware */
866 uint32_t mec2_fw_version
;
867 uint32_t me_feature_version
;
868 uint32_t ce_feature_version
;
869 uint32_t pfp_feature_version
;
870 uint32_t rlc_feature_version
;
871 uint32_t mec_feature_version
;
872 uint32_t mec2_feature_version
;
873 struct amdgpu_ring gfx_ring
[AMDGPU_MAX_GFX_RINGS
];
874 unsigned num_gfx_rings
;
875 struct amdgpu_ring compute_ring
[AMDGPU_MAX_COMPUTE_RINGS
];
876 unsigned num_compute_rings
;
877 struct amdgpu_irq_src eop_irq
;
878 struct amdgpu_irq_src priv_reg_irq
;
879 struct amdgpu_irq_src priv_inst_irq
;
881 uint32_t gfx_current_status
;
883 unsigned ce_ram_size
;
884 struct amdgpu_cu_info cu_info
;
885 const struct amdgpu_gfx_funcs
*funcs
;
888 uint32_t grbm_soft_reset
;
889 uint32_t srbm_soft_reset
;
892 int amdgpu_ib_get(struct amdgpu_device
*adev
, struct amdgpu_vm
*vm
,
893 unsigned size
, struct amdgpu_ib
*ib
);
894 void amdgpu_ib_free(struct amdgpu_device
*adev
, struct amdgpu_ib
*ib
,
895 struct dma_fence
*f
);
896 int amdgpu_ib_schedule(struct amdgpu_ring
*ring
, unsigned num_ibs
,
897 struct amdgpu_ib
*ib
, struct dma_fence
*last_vm_update
,
898 struct amdgpu_job
*job
, struct dma_fence
**f
);
899 int amdgpu_ib_pool_init(struct amdgpu_device
*adev
);
900 void amdgpu_ib_pool_fini(struct amdgpu_device
*adev
);
901 int amdgpu_ib_ring_tests(struct amdgpu_device
*adev
);
906 struct amdgpu_cs_chunk
{
912 struct amdgpu_cs_parser
{
913 struct amdgpu_device
*adev
;
914 struct drm_file
*filp
;
915 struct amdgpu_ctx
*ctx
;
919 struct amdgpu_cs_chunk
*chunks
;
921 /* scheduler job object */
922 struct amdgpu_job
*job
;
925 struct ww_acquire_ctx ticket
;
926 struct amdgpu_bo_list
*bo_list
;
927 struct amdgpu_bo_list_entry vm_pd
;
928 struct list_head validated
;
929 struct dma_fence
*fence
;
930 uint64_t bytes_moved_threshold
;
931 uint64_t bytes_moved
;
932 struct amdgpu_bo_list_entry
*evictable
;
935 struct amdgpu_bo_list_entry uf_entry
;
938 #define AMDGPU_PREAMBLE_IB_PRESENT (1 << 0) /* bit set means command submit involves a preamble IB */
939 #define AMDGPU_PREAMBLE_IB_PRESENT_FIRST (1 << 1) /* bit set means preamble IB is first presented in belonging context */
940 #define AMDGPU_HAVE_CTX_SWITCH (1 << 2) /* bit set means context switch occured */
943 struct amd_sched_job base
;
944 struct amdgpu_device
*adev
;
945 struct amdgpu_vm
*vm
;
946 struct amdgpu_ring
*ring
;
947 struct amdgpu_sync sync
;
948 struct amdgpu_ib
*ibs
;
949 struct dma_fence
*fence
; /* the hw fence */
950 uint32_t preamble_status
;
953 uint64_t fence_ctx
; /* the fence_context this job uses */
957 uint32_t gds_base
, gds_size
;
958 uint32_t gws_base
, gws_size
;
959 uint32_t oa_base
, oa_size
;
961 /* user fence handling */
963 uint64_t uf_sequence
;
966 #define to_amdgpu_job(sched_job) \
967 container_of((sched_job), struct amdgpu_job, base)
969 static inline u32
amdgpu_get_ib_value(struct amdgpu_cs_parser
*p
,
970 uint32_t ib_idx
, int idx
)
972 return p
->job
->ibs
[ib_idx
].ptr
[idx
];
975 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser
*p
,
976 uint32_t ib_idx
, int idx
,
979 p
->job
->ibs
[ib_idx
].ptr
[idx
] = value
;
985 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
988 struct amdgpu_bo
*wb_obj
;
989 volatile uint32_t *wb
;
991 u32 num_wb
; /* Number of wb slots actually reserved for amdgpu. */
992 unsigned long used
[DIV_ROUND_UP(AMDGPU_MAX_WB
, BITS_PER_LONG
)];
995 int amdgpu_wb_get(struct amdgpu_device
*adev
, u32
*wb
);
996 void amdgpu_wb_free(struct amdgpu_device
*adev
, u32 wb
);
998 void amdgpu_get_pcie_info(struct amdgpu_device
*adev
);
1003 #define AMDGPU_DEFAULT_UVD_HANDLES 10
1004 #define AMDGPU_MAX_UVD_HANDLES 40
1005 #define AMDGPU_UVD_STACK_SIZE (200*1024)
1006 #define AMDGPU_UVD_HEAP_SIZE (256*1024)
1007 #define AMDGPU_UVD_SESSION_SIZE (50*1024)
1008 #define AMDGPU_UVD_FIRMWARE_OFFSET 256
1011 struct amdgpu_bo
*vcpu_bo
;
1014 unsigned fw_version
;
1016 unsigned max_handles
;
1017 atomic_t handles
[AMDGPU_MAX_UVD_HANDLES
];
1018 struct drm_file
*filp
[AMDGPU_MAX_UVD_HANDLES
];
1019 struct delayed_work idle_work
;
1020 const struct firmware
*fw
; /* UVD firmware */
1021 struct amdgpu_ring ring
;
1022 struct amdgpu_irq_src irq
;
1023 bool address_64_bit
;
1025 struct amd_sched_entity entity
;
1026 uint32_t srbm_soft_reset
;
1032 #define AMDGPU_MAX_VCE_HANDLES 16
1033 #define AMDGPU_VCE_FIRMWARE_OFFSET 256
1035 #define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
1036 #define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
1039 struct amdgpu_bo
*vcpu_bo
;
1041 unsigned fw_version
;
1042 unsigned fb_version
;
1043 atomic_t handles
[AMDGPU_MAX_VCE_HANDLES
];
1044 struct drm_file
*filp
[AMDGPU_MAX_VCE_HANDLES
];
1045 uint32_t img_size
[AMDGPU_MAX_VCE_HANDLES
];
1046 struct delayed_work idle_work
;
1047 struct mutex idle_mutex
;
1048 const struct firmware
*fw
; /* VCE firmware */
1049 struct amdgpu_ring ring
[AMDGPU_MAX_VCE_RINGS
];
1050 struct amdgpu_irq_src irq
;
1051 unsigned harvest_config
;
1052 struct amd_sched_entity entity
;
1053 uint32_t srbm_soft_reset
;
1060 struct amdgpu_sdma_instance
{
1062 const struct firmware
*fw
;
1063 uint32_t fw_version
;
1064 uint32_t feature_version
;
1066 struct amdgpu_ring ring
;
1070 struct amdgpu_sdma
{
1071 struct amdgpu_sdma_instance instance
[AMDGPU_MAX_SDMA_INSTANCES
];
1072 #ifdef CONFIG_DRM_AMDGPU_SI
1073 //SI DMA has a difference trap irq number for the second engine
1074 struct amdgpu_irq_src trap_irq_1
;
1076 struct amdgpu_irq_src trap_irq
;
1077 struct amdgpu_irq_src illegal_inst_irq
;
1079 uint32_t srbm_soft_reset
;
1085 struct amdgpu_firmware
{
1086 struct amdgpu_firmware_info ucode
[AMDGPU_UCODE_ID_MAXIMUM
];
1088 struct amdgpu_bo
*fw_buf
;
1089 unsigned int fw_size
;
1095 void amdgpu_benchmark(struct amdgpu_device
*adev
, int test_number
);
1101 void amdgpu_test_moves(struct amdgpu_device
*adev
);
1102 void amdgpu_test_ring_sync(struct amdgpu_device
*adev
,
1103 struct amdgpu_ring
*cpA
,
1104 struct amdgpu_ring
*cpB
);
1105 void amdgpu_test_syncing(struct amdgpu_device
*adev
);
1110 #if defined(CONFIG_MMU_NOTIFIER)
1111 int amdgpu_mn_register(struct amdgpu_bo
*bo
, unsigned long addr
);
1112 void amdgpu_mn_unregister(struct amdgpu_bo
*bo
);
1114 static inline int amdgpu_mn_register(struct amdgpu_bo
*bo
, unsigned long addr
)
1118 static inline void amdgpu_mn_unregister(struct amdgpu_bo
*bo
) {}
1124 struct amdgpu_debugfs
{
1125 const struct drm_info_list
*files
;
1129 int amdgpu_debugfs_add_files(struct amdgpu_device
*adev
,
1130 const struct drm_info_list
*files
,
1132 int amdgpu_debugfs_fence_init(struct amdgpu_device
*adev
);
1134 #if defined(CONFIG_DEBUG_FS)
1135 int amdgpu_debugfs_init(struct drm_minor
*minor
);
1136 void amdgpu_debugfs_cleanup(struct drm_minor
*minor
);
1139 int amdgpu_debugfs_firmware_init(struct amdgpu_device
*adev
);
1142 * amdgpu smumgr functions
1144 struct amdgpu_smumgr_funcs
{
1145 int (*check_fw_load_finish
)(struct amdgpu_device
*adev
, uint32_t fwtype
);
1146 int (*request_smu_load_fw
)(struct amdgpu_device
*adev
);
1147 int (*request_smu_specific_fw
)(struct amdgpu_device
*adev
, uint32_t fwtype
);
1153 struct amdgpu_smumgr
{
1154 struct amdgpu_bo
*toc_buf
;
1155 struct amdgpu_bo
*smu_buf
;
1156 /* asic priv smu data */
1158 spinlock_t smu_lock
;
1159 /* smumgr functions */
1160 const struct amdgpu_smumgr_funcs
*smumgr_funcs
;
1161 /* ucode loading complete flag */
1166 * ASIC specific register table accessible by UMD
1168 struct amdgpu_allowed_register_entry
{
1169 uint32_t reg_offset
;
1175 * ASIC specific functions.
1177 struct amdgpu_asic_funcs
{
1178 bool (*read_disabled_bios
)(struct amdgpu_device
*adev
);
1179 bool (*read_bios_from_rom
)(struct amdgpu_device
*adev
,
1180 u8
*bios
, u32 length_bytes
);
1181 void (*detect_hw_virtualization
) (struct amdgpu_device
*adev
);
1182 int (*read_register
)(struct amdgpu_device
*adev
, u32 se_num
,
1183 u32 sh_num
, u32 reg_offset
, u32
*value
);
1184 void (*set_vga_state
)(struct amdgpu_device
*adev
, bool state
);
1185 int (*reset
)(struct amdgpu_device
*adev
);
1186 /* get the reference clock */
1187 u32 (*get_xclk
)(struct amdgpu_device
*adev
);
1188 /* MM block clocks */
1189 int (*set_uvd_clocks
)(struct amdgpu_device
*adev
, u32 vclk
, u32 dclk
);
1190 int (*set_vce_clocks
)(struct amdgpu_device
*adev
, u32 evclk
, u32 ecclk
);
1191 /* static power management */
1192 int (*get_pcie_lanes
)(struct amdgpu_device
*adev
);
1193 void (*set_pcie_lanes
)(struct amdgpu_device
*adev
, int lanes
);
1199 int amdgpu_gem_create_ioctl(struct drm_device
*dev
, void *data
,
1200 struct drm_file
*filp
);
1201 int amdgpu_bo_list_ioctl(struct drm_device
*dev
, void *data
,
1202 struct drm_file
*filp
);
1204 int amdgpu_gem_info_ioctl(struct drm_device
*dev
, void *data
,
1205 struct drm_file
*filp
);
1206 int amdgpu_gem_userptr_ioctl(struct drm_device
*dev
, void *data
,
1207 struct drm_file
*filp
);
1208 int amdgpu_gem_mmap_ioctl(struct drm_device
*dev
, void *data
,
1209 struct drm_file
*filp
);
1210 int amdgpu_gem_wait_idle_ioctl(struct drm_device
*dev
, void *data
,
1211 struct drm_file
*filp
);
1212 int amdgpu_gem_va_ioctl(struct drm_device
*dev
, void *data
,
1213 struct drm_file
*filp
);
1214 int amdgpu_gem_op_ioctl(struct drm_device
*dev
, void *data
,
1215 struct drm_file
*filp
);
1216 int amdgpu_cs_ioctl(struct drm_device
*dev
, void *data
, struct drm_file
*filp
);
1217 int amdgpu_cs_wait_ioctl(struct drm_device
*dev
, void *data
, struct drm_file
*filp
);
1218 int amdgpu_cs_wait_fences_ioctl(struct drm_device
*dev
, void *data
,
1219 struct drm_file
*filp
);
1221 int amdgpu_gem_metadata_ioctl(struct drm_device
*dev
, void *data
,
1222 struct drm_file
*filp
);
1224 /* VRAM scratch page for HDP bug, default vram page */
1225 struct amdgpu_vram_scratch
{
1226 struct amdgpu_bo
*robj
;
1227 volatile uint32_t *ptr
;
1234 struct amdgpu_atif_notification_cfg
{
1239 struct amdgpu_atif_notifications
{
1240 bool display_switch
;
1241 bool expansion_mode_change
;
1243 bool forced_power_state
;
1244 bool system_power_state
;
1245 bool display_conf_change
;
1247 bool brightness_change
;
1248 bool dgpu_display_event
;
1251 struct amdgpu_atif_functions
{
1253 bool sbios_requests
;
1254 bool select_active_disp
;
1256 bool get_tv_standard
;
1257 bool set_tv_standard
;
1258 bool get_panel_expansion_mode
;
1259 bool set_panel_expansion_mode
;
1260 bool temperature_change
;
1261 bool graphics_device_types
;
1264 struct amdgpu_atif
{
1265 struct amdgpu_atif_notifications notifications
;
1266 struct amdgpu_atif_functions functions
;
1267 struct amdgpu_atif_notification_cfg notification_cfg
;
1268 struct amdgpu_encoder
*encoder_for_bl
;
1271 struct amdgpu_atcs_functions
{
1275 bool pcie_bus_width
;
1278 struct amdgpu_atcs
{
1279 struct amdgpu_atcs_functions functions
;
1285 struct cgs_device
*amdgpu_cgs_create_device(struct amdgpu_device
*adev
);
1286 void amdgpu_cgs_destroy_device(struct cgs_device
*cgs_device
);
1289 * Core structure, functions and helpers.
1291 typedef uint32_t (*amdgpu_rreg_t
)(struct amdgpu_device
*, uint32_t);
1292 typedef void (*amdgpu_wreg_t
)(struct amdgpu_device
*, uint32_t, uint32_t);
1294 typedef uint32_t (*amdgpu_block_rreg_t
)(struct amdgpu_device
*, uint32_t, uint32_t);
1295 typedef void (*amdgpu_block_wreg_t
)(struct amdgpu_device
*, uint32_t, uint32_t, uint32_t);
1297 struct amdgpu_device
{
1299 struct drm_device
*ddev
;
1300 struct pci_dev
*pdev
;
1302 #ifdef CONFIG_DRM_AMD_ACP
1303 struct amdgpu_acp acp
;
1307 enum amd_asic_type asic_type
;
1310 uint32_t external_rev_id
;
1311 unsigned long flags
;
1313 const struct amdgpu_asic_funcs
*asic_funcs
;
1317 struct work_struct reset_work
;
1318 struct notifier_block acpi_nb
;
1319 struct amdgpu_i2c_chan
*i2c_bus
[AMDGPU_MAX_I2C_BUS
];
1320 struct amdgpu_debugfs debugfs
[AMDGPU_DEBUGFS_MAX_COMPONENTS
];
1321 unsigned debugfs_count
;
1322 #if defined(CONFIG_DEBUG_FS)
1323 struct dentry
*debugfs_regs
[AMDGPU_DEBUGFS_MAX_COMPONENTS
];
1325 struct amdgpu_atif atif
;
1326 struct amdgpu_atcs atcs
;
1327 struct mutex srbm_mutex
;
1328 /* GRBM index mutex. Protects concurrent access to GRBM index */
1329 struct mutex grbm_idx_mutex
;
1330 struct dev_pm_domain vga_pm_domain
;
1331 bool have_disp_power_ref
;
1337 struct amdgpu_bo
*stollen_vga_memory
;
1338 uint32_t bios_scratch
[AMDGPU_BIOS_NUM_SCRATCH
];
1340 /* Register/doorbell mmio */
1341 resource_size_t rmmio_base
;
1342 resource_size_t rmmio_size
;
1343 void __iomem
*rmmio
;
1344 /* protects concurrent MM_INDEX/DATA based register access */
1345 spinlock_t mmio_idx_lock
;
1346 /* protects concurrent SMC based register access */
1347 spinlock_t smc_idx_lock
;
1348 amdgpu_rreg_t smc_rreg
;
1349 amdgpu_wreg_t smc_wreg
;
1350 /* protects concurrent PCIE register access */
1351 spinlock_t pcie_idx_lock
;
1352 amdgpu_rreg_t pcie_rreg
;
1353 amdgpu_wreg_t pcie_wreg
;
1354 amdgpu_rreg_t pciep_rreg
;
1355 amdgpu_wreg_t pciep_wreg
;
1356 /* protects concurrent UVD register access */
1357 spinlock_t uvd_ctx_idx_lock
;
1358 amdgpu_rreg_t uvd_ctx_rreg
;
1359 amdgpu_wreg_t uvd_ctx_wreg
;
1360 /* protects concurrent DIDT register access */
1361 spinlock_t didt_idx_lock
;
1362 amdgpu_rreg_t didt_rreg
;
1363 amdgpu_wreg_t didt_wreg
;
1364 /* protects concurrent gc_cac register access */
1365 spinlock_t gc_cac_idx_lock
;
1366 amdgpu_rreg_t gc_cac_rreg
;
1367 amdgpu_wreg_t gc_cac_wreg
;
1368 /* protects concurrent ENDPOINT (audio) register access */
1369 spinlock_t audio_endpt_idx_lock
;
1370 amdgpu_block_rreg_t audio_endpt_rreg
;
1371 amdgpu_block_wreg_t audio_endpt_wreg
;
1372 void __iomem
*rio_mem
;
1373 resource_size_t rio_mem_size
;
1374 struct amdgpu_doorbell doorbell
;
1376 /* clock/pll info */
1377 struct amdgpu_clock clock
;
1380 struct amdgpu_mc mc
;
1381 struct amdgpu_gart gart
;
1382 struct amdgpu_dummy_page dummy_page
;
1383 struct amdgpu_vm_manager vm_manager
;
1385 /* memory management */
1386 struct amdgpu_mman mman
;
1387 struct amdgpu_vram_scratch vram_scratch
;
1388 struct amdgpu_wb wb
;
1389 atomic64_t vram_usage
;
1390 atomic64_t vram_vis_usage
;
1391 atomic64_t gtt_usage
;
1392 atomic64_t num_bytes_moved
;
1393 atomic64_t num_evictions
;
1394 atomic_t gpu_reset_counter
;
1396 /* data for buffer migration throttling */
1400 s64 accum_us
; /* accumulated microseconds */
1405 bool enable_virtual_display
;
1406 struct amdgpu_mode_info mode_info
;
1407 struct work_struct hotplug_work
;
1408 struct amdgpu_irq_src crtc_irq
;
1409 struct amdgpu_irq_src pageflip_irq
;
1410 struct amdgpu_irq_src hpd_irq
;
1415 struct amdgpu_ring
*rings
[AMDGPU_MAX_RINGS
];
1417 struct amdgpu_sa_manager ring_tmp_bo
;
1420 struct amdgpu_irq irq
;
1423 struct amd_powerplay powerplay
;
1425 bool pp_force_state_enabled
;
1428 struct amdgpu_pm pm
;
1433 struct amdgpu_smumgr smu
;
1436 struct amdgpu_gfx gfx
;
1439 struct amdgpu_sdma sdma
;
1442 struct amdgpu_uvd uvd
;
1445 struct amdgpu_vce vce
;
1448 struct amdgpu_firmware firmware
;
1451 struct amdgpu_gds gds
;
1453 struct amdgpu_ip_block ip_blocks
[AMDGPU_MAX_IP_NUM
];
1455 struct mutex mn_lock
;
1456 DECLARE_HASHTABLE(mn_hash
, 7);
1458 /* tracking pinned memory */
1460 u64 invisible_pin_size
;
1463 /* amdkfd interface */
1464 struct kfd_dev
*kfd
;
1466 struct amdgpu_virtualization virtualization
;
1468 /* link all shadow bo */
1469 struct list_head shadow_list
;
1470 struct mutex shadow_list_lock
;
1472 spinlock_t gtt_list_lock
;
1473 struct list_head gtt_list
;
1477 static inline struct amdgpu_device
*amdgpu_ttm_adev(struct ttm_bo_device
*bdev
)
1479 return container_of(bdev
, struct amdgpu_device
, mman
.bdev
);
1482 bool amdgpu_device_is_px(struct drm_device
*dev
);
1483 int amdgpu_device_init(struct amdgpu_device
*adev
,
1484 struct drm_device
*ddev
,
1485 struct pci_dev
*pdev
,
1487 void amdgpu_device_fini(struct amdgpu_device
*adev
);
1488 int amdgpu_gpu_wait_for_idle(struct amdgpu_device
*adev
);
1490 uint32_t amdgpu_mm_rreg(struct amdgpu_device
*adev
, uint32_t reg
,
1491 bool always_indirect
);
1492 void amdgpu_mm_wreg(struct amdgpu_device
*adev
, uint32_t reg
, uint32_t v
,
1493 bool always_indirect
);
1494 u32
amdgpu_io_rreg(struct amdgpu_device
*adev
, u32 reg
);
1495 void amdgpu_io_wreg(struct amdgpu_device
*adev
, u32 reg
, u32 v
);
1497 u32
amdgpu_mm_rdoorbell(struct amdgpu_device
*adev
, u32 index
);
1498 void amdgpu_mm_wdoorbell(struct amdgpu_device
*adev
, u32 index
, u32 v
);
1501 * Registers read & write functions.
1503 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
1504 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
1505 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
1506 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
1507 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
1508 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1509 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1510 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1511 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1512 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1513 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1514 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1515 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1516 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1517 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1518 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1519 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1520 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1521 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1522 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1523 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1524 #define WREG32_P(reg, val, mask) \
1526 uint32_t tmp_ = RREG32(reg); \
1528 tmp_ |= ((val) & ~(mask)); \
1529 WREG32(reg, tmp_); \
1531 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1532 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1533 #define WREG32_PLL_P(reg, val, mask) \
1535 uint32_t tmp_ = RREG32_PLL(reg); \
1537 tmp_ |= ((val) & ~(mask)); \
1538 WREG32_PLL(reg, tmp_); \
1540 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
1541 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1542 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1544 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
1545 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
1547 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1548 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1550 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1551 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1552 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1554 #define REG_GET_FIELD(value, reg, field) \
1555 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1557 #define WREG32_FIELD(reg, field, val) \
1558 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1563 #define RBIOS8(i) (adev->bios[i])
1564 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1565 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1570 static inline void amdgpu_ring_write(struct amdgpu_ring
*ring
, uint32_t v
)
1572 if (ring
->count_dw
<= 0)
1573 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
1574 ring
->ring
[ring
->wptr
++] = v
;
1575 ring
->wptr
&= ring
->ptr_mask
;
1579 static inline struct amdgpu_sdma_instance
*
1580 amdgpu_get_sdma_instance(struct amdgpu_ring
*ring
)
1582 struct amdgpu_device
*adev
= ring
->adev
;
1585 for (i
= 0; i
< adev
->sdma
.num_instances
; i
++)
1586 if (&adev
->sdma
.instance
[i
].ring
== ring
)
1589 if (i
< AMDGPU_MAX_SDMA_INSTANCES
)
1590 return &adev
->sdma
.instance
[i
];
1598 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1599 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1600 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1601 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1602 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1603 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1604 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1605 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1606 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1607 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1608 #define amdgpu_asic_detect_hw_virtualization(adev) (adev)->asic_funcs->detect_hw_virtualization((adev))
1609 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1610 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
1611 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
1612 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
1613 #define amdgpu_vm_write_pte(adev, ib, pe, value, count, incr) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (value), (count), (incr)))
1614 #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)))
1615 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
1616 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
1617 #define amdgpu_ring_test_ib(r, t) (r)->funcs->test_ib((r), (t))
1618 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
1619 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
1620 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
1621 #define amdgpu_ring_emit_ib(r, ib, vm_id, c) (r)->funcs->emit_ib((r), (ib), (vm_id), (c))
1622 #define amdgpu_ring_emit_pipeline_sync(r) (r)->funcs->emit_pipeline_sync((r))
1623 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
1624 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
1625 #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))
1626 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
1627 #define amdgpu_ring_emit_hdp_invalidate(r) (r)->funcs->emit_hdp_invalidate((r))
1628 #define amdgpu_ring_emit_switch_buffer(r) (r)->funcs->emit_switch_buffer((r))
1629 #define amdgpu_ring_emit_cntxcntl(r, d) (r)->funcs->emit_cntxcntl((r), (d))
1630 #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
1631 #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r))
1632 #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o))
1633 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
1634 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
1635 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
1636 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
1637 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
1638 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
1639 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
1640 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
1641 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
1642 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
1643 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
1644 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
1645 #define amdgpu_display_page_flip(adev, crtc, base, async) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base), (async))
1646 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
1647 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
1648 #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))
1649 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
1650 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
1651 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
1652 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
1653 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev))
1654 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance))
1655 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
1657 /* Common functions */
1658 int amdgpu_gpu_reset(struct amdgpu_device
*adev
);
1659 bool amdgpu_need_backup(struct amdgpu_device
*adev
);
1660 void amdgpu_pci_config_reset(struct amdgpu_device
*adev
);
1661 bool amdgpu_card_posted(struct amdgpu_device
*adev
);
1662 void amdgpu_update_display_priority(struct amdgpu_device
*adev
);
1664 int amdgpu_cs_parser_init(struct amdgpu_cs_parser
*p
, void *data
);
1665 int amdgpu_cs_get_ring(struct amdgpu_device
*adev
, u32 ip_type
,
1666 u32 ip_instance
, u32 ring
,
1667 struct amdgpu_ring
**out_ring
);
1668 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo
*abo
, u32 domain
);
1669 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object
*bo
);
1670 int amdgpu_ttm_tt_get_user_pages(struct ttm_tt
*ttm
, struct page
**pages
);
1671 int amdgpu_ttm_tt_set_userptr(struct ttm_tt
*ttm
, uint64_t addr
,
1673 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt
*ttm
);
1674 struct mm_struct
*amdgpu_ttm_tt_get_usermm(struct ttm_tt
*ttm
);
1675 bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt
*ttm
, unsigned long start
,
1677 bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt
*ttm
,
1678 int *last_invalidated
);
1679 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt
*ttm
);
1680 uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device
*adev
, struct ttm_tt
*ttm
,
1681 struct ttm_mem_reg
*mem
);
1682 void amdgpu_vram_location(struct amdgpu_device
*adev
, struct amdgpu_mc
*mc
, u64 base
);
1683 void amdgpu_gtt_location(struct amdgpu_device
*adev
, struct amdgpu_mc
*mc
);
1684 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device
*adev
, u64 size
);
1685 int amdgpu_ttm_init(struct amdgpu_device
*adev
);
1686 void amdgpu_ttm_fini(struct amdgpu_device
*adev
);
1687 void amdgpu_program_register_sequence(struct amdgpu_device
*adev
,
1688 const u32
*registers
,
1689 const u32 array_size
);
1691 bool amdgpu_device_is_px(struct drm_device
*dev
);
1693 #if defined(CONFIG_VGA_SWITCHEROO)
1694 void amdgpu_register_atpx_handler(void);
1695 void amdgpu_unregister_atpx_handler(void);
1696 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1697 bool amdgpu_is_atpx_hybrid(void);
1698 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1700 static inline void amdgpu_register_atpx_handler(void) {}
1701 static inline void amdgpu_unregister_atpx_handler(void) {}
1702 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1703 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1704 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1710 extern const struct drm_ioctl_desc amdgpu_ioctls_kms
[];
1711 extern const int amdgpu_max_kms_ioctl
;
1713 int amdgpu_driver_load_kms(struct drm_device
*dev
, unsigned long flags
);
1714 int amdgpu_driver_unload_kms(struct drm_device
*dev
);
1715 void amdgpu_driver_lastclose_kms(struct drm_device
*dev
);
1716 int amdgpu_driver_open_kms(struct drm_device
*dev
, struct drm_file
*file_priv
);
1717 void amdgpu_driver_postclose_kms(struct drm_device
*dev
,
1718 struct drm_file
*file_priv
);
1719 void amdgpu_driver_preclose_kms(struct drm_device
*dev
,
1720 struct drm_file
*file_priv
);
1721 int amdgpu_suspend(struct amdgpu_device
*adev
);
1722 int amdgpu_device_suspend(struct drm_device
*dev
, bool suspend
, bool fbcon
);
1723 int amdgpu_device_resume(struct drm_device
*dev
, bool resume
, bool fbcon
);
1724 u32
amdgpu_get_vblank_counter_kms(struct drm_device
*dev
, unsigned int pipe
);
1725 int amdgpu_enable_vblank_kms(struct drm_device
*dev
, unsigned int pipe
);
1726 void amdgpu_disable_vblank_kms(struct drm_device
*dev
, unsigned int pipe
);
1727 int amdgpu_get_vblank_timestamp_kms(struct drm_device
*dev
, unsigned int pipe
,
1729 struct timeval
*vblank_time
,
1731 long amdgpu_kms_compat_ioctl(struct file
*filp
, unsigned int cmd
,
1735 * functions used by amdgpu_encoder.c
1737 struct amdgpu_afmt_acr
{
1751 struct amdgpu_afmt_acr
amdgpu_afmt_acr(uint32_t clock
);
1754 #if defined(CONFIG_ACPI)
1755 int amdgpu_acpi_init(struct amdgpu_device
*adev
);
1756 void amdgpu_acpi_fini(struct amdgpu_device
*adev
);
1757 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device
*adev
);
1758 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device
*adev
,
1759 u8 perf_req
, bool advertise
);
1760 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device
*adev
);
1762 static inline int amdgpu_acpi_init(struct amdgpu_device
*adev
) { return 0; }
1763 static inline void amdgpu_acpi_fini(struct amdgpu_device
*adev
) { }
1766 struct amdgpu_bo_va_mapping
*
1767 amdgpu_cs_find_mapping(struct amdgpu_cs_parser
*parser
,
1768 uint64_t addr
, struct amdgpu_bo
**bo
);
1769 int amdgpu_cs_sysvm_access_required(struct amdgpu_cs_parser
*parser
);
1771 #include "amdgpu_object.h"