2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
24 * Authors: Dave Airlie
31 #include <linux/atomic.h>
32 #include <linux/wait.h>
33 #include <linux/list.h>
34 #include <linux/kref.h>
35 #include <linux/interval_tree.h>
36 #include <linux/hashtable.h>
37 #include <linux/fence.h>
39 #include <ttm/ttm_bo_api.h>
40 #include <ttm/ttm_bo_driver.h>
41 #include <ttm/ttm_placement.h>
42 #include <ttm/ttm_module.h>
43 #include <ttm/ttm_execbuf_util.h>
46 #include <drm/drm_gem.h>
47 #include <drm/amdgpu_drm.h>
49 #include "amd_shared.h"
50 #include "amdgpu_mode.h"
51 #include "amdgpu_ih.h"
52 #include "amdgpu_irq.h"
53 #include "amdgpu_ucode.h"
54 #include "amdgpu_gds.h"
55 #include "amd_powerplay.h"
57 #include "gpu_scheduler.h"
62 extern int amdgpu_modeset;
63 extern int amdgpu_vram_limit;
64 extern int amdgpu_gart_size;
65 extern int amdgpu_benchmarking;
66 extern int amdgpu_testing;
67 extern int amdgpu_audio;
68 extern int amdgpu_disp_priority;
69 extern int amdgpu_hw_i2c;
70 extern int amdgpu_pcie_gen2;
71 extern int amdgpu_msi;
72 extern int amdgpu_lockup_timeout;
73 extern int amdgpu_dpm;
74 extern int amdgpu_smc_load_fw;
75 extern int amdgpu_aspm;
76 extern int amdgpu_runtime_pm;
77 extern unsigned amdgpu_ip_block_mask;
78 extern int amdgpu_bapm;
79 extern int amdgpu_deep_color;
80 extern int amdgpu_vm_size;
81 extern int amdgpu_vm_block_size;
82 extern int amdgpu_vm_fault_stop;
83 extern int amdgpu_vm_debug;
84 extern int amdgpu_sched_jobs;
85 extern int amdgpu_sched_hw_submission;
86 extern int amdgpu_powerplay;
88 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
89 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
90 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
91 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
92 #define AMDGPU_IB_POOL_SIZE 16
93 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
94 #define AMDGPUFB_CONN_LIMIT 4
95 #define AMDGPU_BIOS_NUM_SCRATCH 8
97 /* max number of rings */
98 #define AMDGPU_MAX_RINGS 16
99 #define AMDGPU_MAX_GFX_RINGS 1
100 #define AMDGPU_MAX_COMPUTE_RINGS 8
101 #define AMDGPU_MAX_VCE_RINGS 2
103 /* max number of IP instances */
104 #define AMDGPU_MAX_SDMA_INSTANCES 2
106 /* number of hw syncs before falling back on blocking */
107 #define AMDGPU_NUM_SYNCS 4
109 /* hardcode that limit for now */
110 #define AMDGPU_VA_RESERVED_SIZE (8 << 20)
112 /* hard reset data */
113 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
116 #define AMDGPU_RESET_GFX (1 << 0)
117 #define AMDGPU_RESET_COMPUTE (1 << 1)
118 #define AMDGPU_RESET_DMA (1 << 2)
119 #define AMDGPU_RESET_CP (1 << 3)
120 #define AMDGPU_RESET_GRBM (1 << 4)
121 #define AMDGPU_RESET_DMA1 (1 << 5)
122 #define AMDGPU_RESET_RLC (1 << 6)
123 #define AMDGPU_RESET_SEM (1 << 7)
124 #define AMDGPU_RESET_IH (1 << 8)
125 #define AMDGPU_RESET_VMC (1 << 9)
126 #define AMDGPU_RESET_MC (1 << 10)
127 #define AMDGPU_RESET_DISPLAY (1 << 11)
128 #define AMDGPU_RESET_UVD (1 << 12)
129 #define AMDGPU_RESET_VCE (1 << 13)
130 #define AMDGPU_RESET_VCE1 (1 << 14)
133 #define AMDGPU_CG_BLOCK_GFX (1 << 0)
134 #define AMDGPU_CG_BLOCK_MC (1 << 1)
135 #define AMDGPU_CG_BLOCK_SDMA (1 << 2)
136 #define AMDGPU_CG_BLOCK_UVD (1 << 3)
137 #define AMDGPU_CG_BLOCK_VCE (1 << 4)
138 #define AMDGPU_CG_BLOCK_HDP (1 << 5)
139 #define AMDGPU_CG_BLOCK_BIF (1 << 6)
142 #define AMDGPU_CG_SUPPORT_GFX_MGCG (1 << 0)
143 #define AMDGPU_CG_SUPPORT_GFX_MGLS (1 << 1)
144 #define AMDGPU_CG_SUPPORT_GFX_CGCG (1 << 2)
145 #define AMDGPU_CG_SUPPORT_GFX_CGLS (1 << 3)
146 #define AMDGPU_CG_SUPPORT_GFX_CGTS (1 << 4)
147 #define AMDGPU_CG_SUPPORT_GFX_CGTS_LS (1 << 5)
148 #define AMDGPU_CG_SUPPORT_GFX_CP_LS (1 << 6)
149 #define AMDGPU_CG_SUPPORT_GFX_RLC_LS (1 << 7)
150 #define AMDGPU_CG_SUPPORT_MC_LS (1 << 8)
151 #define AMDGPU_CG_SUPPORT_MC_MGCG (1 << 9)
152 #define AMDGPU_CG_SUPPORT_SDMA_LS (1 << 10)
153 #define AMDGPU_CG_SUPPORT_SDMA_MGCG (1 << 11)
154 #define AMDGPU_CG_SUPPORT_BIF_LS (1 << 12)
155 #define AMDGPU_CG_SUPPORT_UVD_MGCG (1 << 13)
156 #define AMDGPU_CG_SUPPORT_VCE_MGCG (1 << 14)
157 #define AMDGPU_CG_SUPPORT_HDP_LS (1 << 15)
158 #define AMDGPU_CG_SUPPORT_HDP_MGCG (1 << 16)
161 #define AMDGPU_PG_SUPPORT_GFX_PG (1 << 0)
162 #define AMDGPU_PG_SUPPORT_GFX_SMG (1 << 1)
163 #define AMDGPU_PG_SUPPORT_GFX_DMG (1 << 2)
164 #define AMDGPU_PG_SUPPORT_UVD (1 << 3)
165 #define AMDGPU_PG_SUPPORT_VCE (1 << 4)
166 #define AMDGPU_PG_SUPPORT_CP (1 << 5)
167 #define AMDGPU_PG_SUPPORT_GDS (1 << 6)
168 #define AMDGPU_PG_SUPPORT_RLC_SMU_HS (1 << 7)
169 #define AMDGPU_PG_SUPPORT_SDMA (1 << 8)
170 #define AMDGPU_PG_SUPPORT_ACP (1 << 9)
171 #define AMDGPU_PG_SUPPORT_SAMU (1 << 10)
173 /* GFX current status */
174 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
175 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
176 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
177 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
178 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
180 /* max cursor sizes (in pixels) */
181 #define CIK_CURSOR_WIDTH 128
182 #define CIK_CURSOR_HEIGHT 128
184 struct amdgpu_device;
189 struct amdgpu_cs_parser;
191 struct amdgpu_irq_src;
195 AMDGPU_CP_IRQ_GFX_EOP = 0,
196 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
197 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
198 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
199 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
200 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
201 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
202 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
203 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
208 enum amdgpu_sdma_irq {
209 AMDGPU_SDMA_IRQ_TRAP0 = 0,
210 AMDGPU_SDMA_IRQ_TRAP1,
215 enum amdgpu_thermal_irq {
216 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
217 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
219 AMDGPU_THERMAL_IRQ_LAST
222 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
223 enum amd_ip_block_type block_type,
224 enum amd_clockgating_state state);
225 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
226 enum amd_ip_block_type block_type,
227 enum amd_powergating_state state);
229 struct amdgpu_ip_block_version {
230 enum amd_ip_block_type type;
234 const struct amd_ip_funcs *funcs;
237 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
238 enum amd_ip_block_type type,
239 u32 major, u32 minor);
241 const struct amdgpu_ip_block_version * amdgpu_get_ip_block(
242 struct amdgpu_device *adev,
243 enum amd_ip_block_type type);
245 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
246 struct amdgpu_buffer_funcs {
247 /* maximum bytes in a single operation */
248 uint32_t copy_max_bytes;
250 /* number of dw to reserve per operation */
251 unsigned copy_num_dw;
253 /* used for buffer migration */
254 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
255 /* src addr in bytes */
257 /* dst addr in bytes */
259 /* number of byte to transfer */
260 uint32_t byte_count);
262 /* maximum bytes in a single operation */
263 uint32_t fill_max_bytes;
265 /* number of dw to reserve per operation */
266 unsigned fill_num_dw;
268 /* used for buffer clearing */
269 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
270 /* value to write to memory */
272 /* dst addr in bytes */
274 /* number of byte to fill */
275 uint32_t byte_count);
278 /* provided by hw blocks that can write ptes, e.g., sdma */
279 struct amdgpu_vm_pte_funcs {
280 /* copy pte entries from GART */
281 void (*copy_pte)(struct amdgpu_ib *ib,
282 uint64_t pe, uint64_t src,
284 /* write pte one entry at a time with addr mapping */
285 void (*write_pte)(struct amdgpu_ib *ib,
287 uint64_t addr, unsigned count,
288 uint32_t incr, uint32_t flags);
289 /* for linear pte/pde updates without addr mapping */
290 void (*set_pte_pde)(struct amdgpu_ib *ib,
292 uint64_t addr, unsigned count,
293 uint32_t incr, uint32_t flags);
294 /* pad the indirect buffer to the necessary number of dw */
295 void (*pad_ib)(struct amdgpu_ib *ib);
298 /* provided by the gmc block */
299 struct amdgpu_gart_funcs {
300 /* flush the vm tlb via mmio */
301 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
303 /* write pte/pde updates using the cpu */
304 int (*set_pte_pde)(struct amdgpu_device *adev,
305 void *cpu_pt_addr, /* cpu addr of page table */
306 uint32_t gpu_page_idx, /* pte/pde to update */
307 uint64_t addr, /* addr to write into pte/pde */
308 uint32_t flags); /* access flags */
311 /* provided by the ih block */
312 struct amdgpu_ih_funcs {
313 /* ring read/write ptr handling, called from interrupt context */
314 u32 (*get_wptr)(struct amdgpu_device *adev);
315 void (*decode_iv)(struct amdgpu_device *adev,
316 struct amdgpu_iv_entry *entry);
317 void (*set_rptr)(struct amdgpu_device *adev);
320 /* provided by hw blocks that expose a ring buffer for commands */
321 struct amdgpu_ring_funcs {
322 /* ring read/write ptr handling */
323 u32 (*get_rptr)(struct amdgpu_ring *ring);
324 u32 (*get_wptr)(struct amdgpu_ring *ring);
325 void (*set_wptr)(struct amdgpu_ring *ring);
326 /* validating and patching of IBs */
327 int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx);
328 /* command emit functions */
329 void (*emit_ib)(struct amdgpu_ring *ring,
330 struct amdgpu_ib *ib);
331 void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr,
332 uint64_t seq, unsigned flags);
333 void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id,
335 void (*emit_hdp_flush)(struct amdgpu_ring *ring);
336 void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid,
337 uint32_t gds_base, uint32_t gds_size,
338 uint32_t gws_base, uint32_t gws_size,
339 uint32_t oa_base, uint32_t oa_size);
340 /* testing functions */
341 int (*test_ring)(struct amdgpu_ring *ring);
342 int (*test_ib)(struct amdgpu_ring *ring);
343 /* insert NOP packets */
344 void (*insert_nop)(struct amdgpu_ring *ring, uint32_t count);
350 bool amdgpu_get_bios(struct amdgpu_device *adev);
351 bool amdgpu_read_bios(struct amdgpu_device *adev);
356 struct amdgpu_dummy_page {
360 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
361 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
368 #define AMDGPU_MAX_PPLL 3
370 struct amdgpu_clock {
371 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
372 struct amdgpu_pll spll;
373 struct amdgpu_pll mpll;
375 uint32_t default_mclk;
376 uint32_t default_sclk;
377 uint32_t default_dispclk;
378 uint32_t current_dispclk;
380 uint32_t max_pixel_clock;
386 struct amdgpu_fence_driver {
388 volatile uint32_t *cpu_addr;
389 /* sync_seq is protected by ring emission lock */
393 struct amdgpu_irq_src *irq_src;
395 struct timer_list fallback_timer;
396 wait_queue_head_t fence_queue;
399 /* some special values for the owner field */
400 #define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul)
401 #define AMDGPU_FENCE_OWNER_VM ((void*)1ul)
403 #define AMDGPU_FENCE_FLAG_64BIT (1 << 0)
404 #define AMDGPU_FENCE_FLAG_INT (1 << 1)
406 struct amdgpu_fence {
410 struct amdgpu_ring *ring;
413 /* filp or special value for fence creator */
416 wait_queue_t fence_wake;
419 struct amdgpu_user_fence {
421 struct amdgpu_bo *bo;
422 /* write-back address offset to bo start */
426 int amdgpu_fence_driver_init(struct amdgpu_device *adev);
427 void amdgpu_fence_driver_fini(struct amdgpu_device *adev);
428 void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev);
430 int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring);
431 int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
432 struct amdgpu_irq_src *irq_src,
434 void amdgpu_fence_driver_suspend(struct amdgpu_device *adev);
435 void amdgpu_fence_driver_resume(struct amdgpu_device *adev);
436 int amdgpu_fence_emit(struct amdgpu_ring *ring, void *owner,
437 struct amdgpu_fence **fence);
438 void amdgpu_fence_process(struct amdgpu_ring *ring);
439 int amdgpu_fence_wait_next(struct amdgpu_ring *ring);
440 int amdgpu_fence_wait_empty(struct amdgpu_ring *ring);
441 unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring);
447 struct ttm_bo_global_ref bo_global_ref;
448 struct drm_global_reference mem_global_ref;
449 struct ttm_bo_device bdev;
450 bool mem_global_referenced;
453 #if defined(CONFIG_DEBUG_FS)
458 /* buffer handling */
459 const struct amdgpu_buffer_funcs *buffer_funcs;
460 struct amdgpu_ring *buffer_funcs_ring;
463 int amdgpu_copy_buffer(struct amdgpu_ring *ring,
467 struct reservation_object *resv,
468 struct fence **fence);
469 int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
471 struct amdgpu_bo_list_entry {
472 struct amdgpu_bo *robj;
473 struct ttm_validate_buffer tv;
474 struct amdgpu_bo_va *bo_va;
478 struct amdgpu_bo_va_mapping {
479 struct list_head list;
480 struct interval_tree_node it;
485 /* bo virtual addresses in a specific vm */
486 struct amdgpu_bo_va {
488 /* protected by bo being reserved */
489 struct list_head bo_list;
490 struct fence *last_pt_update;
493 /* protected by vm mutex and spinlock */
494 struct list_head vm_status;
496 /* mappings for this bo_va */
497 struct list_head invalids;
498 struct list_head valids;
500 /* constant after initialization */
501 struct amdgpu_vm *vm;
502 struct amdgpu_bo *bo;
505 #define AMDGPU_GEM_DOMAIN_MAX 0x3
508 /* Protected by gem.mutex */
509 struct list_head list;
510 /* Protected by tbo.reserved */
511 u32 prefered_domains;
513 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
514 struct ttm_placement placement;
515 struct ttm_buffer_object tbo;
516 struct ttm_bo_kmap_obj kmap;
524 /* list of all virtual address to which this bo
528 /* Constant after initialization */
529 struct amdgpu_device *adev;
530 struct drm_gem_object gem_base;
531 struct amdgpu_bo *parent;
533 struct ttm_bo_kmap_obj dma_buf_vmap;
535 struct amdgpu_mn *mn;
536 struct list_head mn_list;
538 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
540 void amdgpu_gem_object_free(struct drm_gem_object *obj);
541 int amdgpu_gem_object_open(struct drm_gem_object *obj,
542 struct drm_file *file_priv);
543 void amdgpu_gem_object_close(struct drm_gem_object *obj,
544 struct drm_file *file_priv);
545 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
546 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
547 struct drm_gem_object *amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
548 struct dma_buf_attachment *attach,
549 struct sg_table *sg);
550 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
551 struct drm_gem_object *gobj,
553 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
554 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
555 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
556 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
557 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
558 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
560 /* sub-allocation manager, it has to be protected by another lock.
561 * By conception this is an helper for other part of the driver
562 * like the indirect buffer or semaphore, which both have their
565 * Principe is simple, we keep a list of sub allocation in offset
566 * order (first entry has offset == 0, last entry has the highest
569 * When allocating new object we first check if there is room at
570 * the end total_size - (last_object_offset + last_object_size) >=
571 * alloc_size. If so we allocate new object there.
573 * When there is not enough room at the end, we start waiting for
574 * each sub object until we reach object_offset+object_size >=
575 * alloc_size, this object then become the sub object we return.
577 * Alignment can't be bigger than page size.
579 * Hole are not considered for allocation to keep things simple.
580 * Assumption is that there won't be hole (all object on same
583 struct amdgpu_sa_manager {
584 wait_queue_head_t wq;
585 struct amdgpu_bo *bo;
586 struct list_head *hole;
587 struct list_head flist[AMDGPU_MAX_RINGS];
588 struct list_head olist;
598 /* sub-allocation buffer */
599 struct amdgpu_sa_bo {
600 struct list_head olist;
601 struct list_head flist;
602 struct amdgpu_sa_manager *manager;
613 struct list_head objects;
616 int amdgpu_gem_init(struct amdgpu_device *adev);
617 void amdgpu_gem_fini(struct amdgpu_device *adev);
618 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
619 int alignment, u32 initial_domain,
620 u64 flags, bool kernel,
621 struct drm_gem_object **obj);
623 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
624 struct drm_device *dev,
625 struct drm_mode_create_dumb *args);
626 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
627 struct drm_device *dev,
628 uint32_t handle, uint64_t *offset_p);
633 DECLARE_HASHTABLE(fences, 4);
634 struct fence *last_vm_update;
637 void amdgpu_sync_create(struct amdgpu_sync *sync);
638 int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
640 int amdgpu_sync_resv(struct amdgpu_device *adev,
641 struct amdgpu_sync *sync,
642 struct reservation_object *resv,
644 struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync);
645 int amdgpu_sync_wait(struct amdgpu_sync *sync);
646 void amdgpu_sync_free(struct amdgpu_device *adev, struct amdgpu_sync *sync,
647 struct fence *fence);
650 * GART structures, functions & helpers
654 #define AMDGPU_GPU_PAGE_SIZE 4096
655 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
656 #define AMDGPU_GPU_PAGE_SHIFT 12
657 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
660 dma_addr_t table_addr;
661 struct amdgpu_bo *robj;
663 unsigned num_gpu_pages;
664 unsigned num_cpu_pages;
667 dma_addr_t *pages_addr;
669 const struct amdgpu_gart_funcs *gart_funcs;
672 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
673 void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
674 int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
675 void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
676 int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
677 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
678 int amdgpu_gart_init(struct amdgpu_device *adev);
679 void amdgpu_gart_fini(struct amdgpu_device *adev);
680 void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset,
682 int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset,
683 int pages, struct page **pagelist,
684 dma_addr_t *dma_addr, uint32_t flags);
687 * GPU MC structures, functions & helpers
690 resource_size_t aper_size;
691 resource_size_t aper_base;
692 resource_size_t agp_base;
693 /* for some chips with <= 32MB we need to lie
694 * about vram size near mc fb location */
696 u64 visible_vram_size;
707 const struct firmware *fw; /* MC firmware */
709 struct amdgpu_irq_src vm_fault;
714 * GPU doorbell structures, functions & helpers
716 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
718 AMDGPU_DOORBELL_KIQ = 0x000,
719 AMDGPU_DOORBELL_HIQ = 0x001,
720 AMDGPU_DOORBELL_DIQ = 0x002,
721 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
722 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
723 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
724 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
725 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
726 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
727 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
728 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
729 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
730 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
731 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
732 AMDGPU_DOORBELL_IH = 0x1E8,
733 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
734 AMDGPU_DOORBELL_INVALID = 0xFFFF
735 } AMDGPU_DOORBELL_ASSIGNMENT;
737 struct amdgpu_doorbell {
739 resource_size_t base;
740 resource_size_t size;
742 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
745 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
746 phys_addr_t *aperture_base,
747 size_t *aperture_size,
748 size_t *start_offset);
754 struct amdgpu_flip_work {
755 struct work_struct flip_work;
756 struct work_struct unpin_work;
757 struct amdgpu_device *adev;
760 struct drm_pending_vblank_event *event;
761 struct amdgpu_bo *old_rbo;
763 unsigned shared_count;
764 struct fence **shared;
773 struct amdgpu_sa_bo *sa_bo;
777 struct amdgpu_ring *ring;
778 struct amdgpu_fence *fence;
779 struct amdgpu_user_fence *user;
781 struct amdgpu_vm *vm;
782 struct amdgpu_ctx *ctx;
783 struct amdgpu_sync sync;
784 uint32_t gds_base, gds_size;
785 uint32_t gws_base, gws_size;
786 uint32_t oa_base, oa_size;
788 /* resulting sequence number */
792 enum amdgpu_ring_type {
793 AMDGPU_RING_TYPE_GFX,
794 AMDGPU_RING_TYPE_COMPUTE,
795 AMDGPU_RING_TYPE_SDMA,
796 AMDGPU_RING_TYPE_UVD,
800 extern struct amd_sched_backend_ops amdgpu_sched_ops;
802 int amdgpu_sched_ib_submit_kernel_helper(struct amdgpu_device *adev,
803 struct amdgpu_ring *ring,
804 struct amdgpu_ib *ibs,
806 int (*free_job)(struct amdgpu_job *),
808 struct fence **fence);
811 struct amdgpu_device *adev;
812 const struct amdgpu_ring_funcs *funcs;
813 struct amdgpu_fence_driver fence_drv;
814 struct amd_gpu_scheduler sched;
816 spinlock_t fence_lock;
817 struct amdgpu_bo *ring_obj;
818 volatile uint32_t *ring;
820 u64 next_rptr_gpu_addr;
821 volatile u32 *next_rptr_cpu_addr;
836 struct amdgpu_bo *mqd_obj;
840 unsigned next_rptr_offs;
842 struct amdgpu_ctx *current_ctx;
843 enum amdgpu_ring_type type;
852 /* maximum number of VMIDs */
853 #define AMDGPU_NUM_VM 16
855 /* number of entries in page table */
856 #define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
858 /* PTBs (Page Table Blocks) need to be aligned to 32K */
859 #define AMDGPU_VM_PTB_ALIGN_SIZE 32768
860 #define AMDGPU_VM_PTB_ALIGN_MASK (AMDGPU_VM_PTB_ALIGN_SIZE - 1)
861 #define AMDGPU_VM_PTB_ALIGN(a) (((a) + AMDGPU_VM_PTB_ALIGN_MASK) & ~AMDGPU_VM_PTB_ALIGN_MASK)
863 #define AMDGPU_PTE_VALID (1 << 0)
864 #define AMDGPU_PTE_SYSTEM (1 << 1)
865 #define AMDGPU_PTE_SNOOPED (1 << 2)
868 #define AMDGPU_PTE_EXECUTABLE (1 << 4)
870 #define AMDGPU_PTE_READABLE (1 << 5)
871 #define AMDGPU_PTE_WRITEABLE (1 << 6)
873 /* PTE (Page Table Entry) fragment field for different page sizes */
874 #define AMDGPU_PTE_FRAG_4KB (0 << 7)
875 #define AMDGPU_PTE_FRAG_64KB (4 << 7)
876 #define AMDGPU_LOG2_PAGES_PER_FRAG 4
878 /* How to programm VM fault handling */
879 #define AMDGPU_VM_FAULT_STOP_NEVER 0
880 #define AMDGPU_VM_FAULT_STOP_FIRST 1
881 #define AMDGPU_VM_FAULT_STOP_ALWAYS 2
883 struct amdgpu_vm_pt {
884 struct amdgpu_bo_list_entry entry;
888 struct amdgpu_vm_id {
890 uint64_t pd_gpu_addr;
891 /* last flushed PD/PT update */
892 struct fence *flushed_updates;
896 /* tree of virtual addresses mapped */
900 /* protecting invalidated */
901 spinlock_t status_lock;
903 /* BOs moved, but not yet updated in the PT */
904 struct list_head invalidated;
906 /* BOs cleared in the PT because of a move */
907 struct list_head cleared;
909 /* BO mappings freed, but not yet updated in the PT */
910 struct list_head freed;
912 /* contains the page directory */
913 struct amdgpu_bo *page_directory;
914 unsigned max_pde_used;
915 struct fence *page_directory_fence;
917 /* array of page tables, one for each page directory entry */
918 struct amdgpu_vm_pt *page_tables;
920 /* for id and flush management per ring */
921 struct amdgpu_vm_id ids[AMDGPU_MAX_RINGS];
923 /* protecting freed */
924 spinlock_t freed_lock;
927 struct amdgpu_vm_manager_id {
928 struct list_head list;
929 struct fence *active;
933 struct amdgpu_vm_manager {
934 /* Handling of VMIDs */
937 struct list_head ids_lru;
938 struct amdgpu_vm_manager_id ids[AMDGPU_NUM_VM];
941 /* vram base address for page table entry */
942 u64 vram_base_offset;
945 /* vm pte handling */
946 const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
947 struct amdgpu_ring *vm_pte_funcs_ring;
950 void amdgpu_vm_manager_init(struct amdgpu_device *adev);
951 void amdgpu_vm_manager_fini(struct amdgpu_device *adev);
952 int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
953 void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
954 void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm,
955 struct list_head *validated,
956 struct amdgpu_bo_list_entry *entry);
957 void amdgpu_vm_get_pt_bos(struct amdgpu_vm *vm, struct list_head *duplicates);
958 void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev,
959 struct amdgpu_vm *vm);
960 int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
961 struct amdgpu_sync *sync, struct fence *fence);
962 void amdgpu_vm_flush(struct amdgpu_ring *ring,
963 struct amdgpu_vm *vm,
964 struct fence *updates);
965 uint64_t amdgpu_vm_map_gart(struct amdgpu_device *adev, uint64_t addr);
966 int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
967 struct amdgpu_vm *vm);
968 int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
969 struct amdgpu_vm *vm);
970 int amdgpu_vm_clear_invalids(struct amdgpu_device *adev, struct amdgpu_vm *vm,
971 struct amdgpu_sync *sync);
972 int amdgpu_vm_bo_update(struct amdgpu_device *adev,
973 struct amdgpu_bo_va *bo_va,
974 struct ttm_mem_reg *mem);
975 void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
976 struct amdgpu_bo *bo);
977 struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
978 struct amdgpu_bo *bo);
979 struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
980 struct amdgpu_vm *vm,
981 struct amdgpu_bo *bo);
982 int amdgpu_vm_bo_map(struct amdgpu_device *adev,
983 struct amdgpu_bo_va *bo_va,
984 uint64_t addr, uint64_t offset,
985 uint64_t size, uint32_t flags);
986 int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
987 struct amdgpu_bo_va *bo_va,
989 void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
990 struct amdgpu_bo_va *bo_va);
991 int amdgpu_vm_free_job(struct amdgpu_job *job);
994 * context related structures
997 struct amdgpu_ctx_ring {
999 struct fence **fences;
1000 struct amd_sched_entity entity;
1004 struct kref refcount;
1005 struct amdgpu_device *adev;
1006 unsigned reset_counter;
1007 spinlock_t ring_lock;
1008 struct fence **fences;
1009 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
1012 struct amdgpu_ctx_mgr {
1013 struct amdgpu_device *adev;
1015 /* protected by lock */
1016 struct idr ctx_handles;
1019 int amdgpu_ctx_init(struct amdgpu_device *adev, enum amd_sched_priority pri,
1020 struct amdgpu_ctx *ctx);
1021 void amdgpu_ctx_fini(struct amdgpu_ctx *ctx);
1023 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
1024 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
1026 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
1027 struct fence *fence);
1028 struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
1029 struct amdgpu_ring *ring, uint64_t seq);
1031 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
1032 struct drm_file *filp);
1034 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
1035 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
1038 * file private structure
1041 struct amdgpu_fpriv {
1042 struct amdgpu_vm vm;
1043 struct mutex bo_list_lock;
1044 struct idr bo_list_handles;
1045 struct amdgpu_ctx_mgr ctx_mgr;
1052 struct amdgpu_bo_list {
1054 struct amdgpu_bo *gds_obj;
1055 struct amdgpu_bo *gws_obj;
1056 struct amdgpu_bo *oa_obj;
1058 unsigned num_entries;
1059 struct amdgpu_bo_list_entry *array;
1062 struct amdgpu_bo_list *
1063 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
1064 void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
1065 struct list_head *validated);
1066 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
1067 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
1072 #include "clearstate_defs.h"
1075 /* for power gating */
1076 struct amdgpu_bo *save_restore_obj;
1077 uint64_t save_restore_gpu_addr;
1078 volatile uint32_t *sr_ptr;
1079 const u32 *reg_list;
1081 /* for clear state */
1082 struct amdgpu_bo *clear_state_obj;
1083 uint64_t clear_state_gpu_addr;
1084 volatile uint32_t *cs_ptr;
1085 const struct cs_section_def *cs_data;
1086 u32 clear_state_size;
1088 struct amdgpu_bo *cp_table_obj;
1089 uint64_t cp_table_gpu_addr;
1090 volatile uint32_t *cp_table_ptr;
1095 struct amdgpu_bo *hpd_eop_obj;
1096 u64 hpd_eop_gpu_addr;
1103 * GPU scratch registers structures, functions & helpers
1105 struct amdgpu_scratch {
1113 * GFX configurations
1115 struct amdgpu_gca_config {
1116 unsigned max_shader_engines;
1117 unsigned max_tile_pipes;
1118 unsigned max_cu_per_sh;
1119 unsigned max_sh_per_se;
1120 unsigned max_backends_per_se;
1121 unsigned max_texture_channel_caches;
1123 unsigned max_gs_threads;
1124 unsigned max_hw_contexts;
1125 unsigned sc_prim_fifo_size_frontend;
1126 unsigned sc_prim_fifo_size_backend;
1127 unsigned sc_hiz_tile_fifo_size;
1128 unsigned sc_earlyz_tile_fifo_size;
1130 unsigned num_tile_pipes;
1131 unsigned backend_enable_mask;
1132 unsigned mem_max_burst_length_bytes;
1133 unsigned mem_row_size_in_kb;
1134 unsigned shader_engine_tile_size;
1136 unsigned multi_gpu_tile_size;
1137 unsigned mc_arb_ramcfg;
1138 unsigned gb_addr_config;
1140 uint32_t tile_mode_array[32];
1141 uint32_t macrotile_mode_array[16];
1145 struct mutex gpu_clock_mutex;
1146 struct amdgpu_gca_config config;
1147 struct amdgpu_rlc rlc;
1148 struct amdgpu_mec mec;
1149 struct amdgpu_scratch scratch;
1150 const struct firmware *me_fw; /* ME firmware */
1151 uint32_t me_fw_version;
1152 const struct firmware *pfp_fw; /* PFP firmware */
1153 uint32_t pfp_fw_version;
1154 const struct firmware *ce_fw; /* CE firmware */
1155 uint32_t ce_fw_version;
1156 const struct firmware *rlc_fw; /* RLC firmware */
1157 uint32_t rlc_fw_version;
1158 const struct firmware *mec_fw; /* MEC firmware */
1159 uint32_t mec_fw_version;
1160 const struct firmware *mec2_fw; /* MEC2 firmware */
1161 uint32_t mec2_fw_version;
1162 uint32_t me_feature_version;
1163 uint32_t ce_feature_version;
1164 uint32_t pfp_feature_version;
1165 uint32_t rlc_feature_version;
1166 uint32_t mec_feature_version;
1167 uint32_t mec2_feature_version;
1168 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1169 unsigned num_gfx_rings;
1170 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1171 unsigned num_compute_rings;
1172 struct amdgpu_irq_src eop_irq;
1173 struct amdgpu_irq_src priv_reg_irq;
1174 struct amdgpu_irq_src priv_inst_irq;
1176 uint32_t gfx_current_status;
1178 unsigned ce_ram_size;
1181 int amdgpu_ib_get(struct amdgpu_ring *ring, struct amdgpu_vm *vm,
1182 unsigned size, struct amdgpu_ib *ib);
1183 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib);
1184 int amdgpu_ib_schedule(struct amdgpu_device *adev, unsigned num_ibs,
1185 struct amdgpu_ib *ib, void *owner);
1186 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1187 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1188 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1189 int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
1190 void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count);
1191 void amdgpu_ring_commit(struct amdgpu_ring *ring);
1192 void amdgpu_ring_undo(struct amdgpu_ring *ring);
1193 unsigned amdgpu_ring_backup(struct amdgpu_ring *ring,
1195 int amdgpu_ring_restore(struct amdgpu_ring *ring,
1196 unsigned size, uint32_t *data);
1197 int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
1198 unsigned ring_size, u32 nop, u32 align_mask,
1199 struct amdgpu_irq_src *irq_src, unsigned irq_type,
1200 enum amdgpu_ring_type ring_type);
1201 void amdgpu_ring_fini(struct amdgpu_ring *ring);
1202 struct amdgpu_ring *amdgpu_ring_from_fence(struct fence *f);
1207 struct amdgpu_cs_chunk {
1213 struct amdgpu_cs_parser {
1214 struct amdgpu_device *adev;
1215 struct drm_file *filp;
1216 struct amdgpu_ctx *ctx;
1220 struct amdgpu_cs_chunk *chunks;
1222 /* indirect buffers */
1224 struct amdgpu_ib *ibs;
1226 /* buffer objects */
1227 struct ww_acquire_ctx ticket;
1228 struct amdgpu_bo_list *bo_list;
1229 struct amdgpu_bo_list_entry vm_pd;
1230 struct list_head validated;
1231 struct fence *fence;
1232 uint64_t bytes_moved_threshold;
1233 uint64_t bytes_moved;
1236 struct amdgpu_user_fence uf;
1237 struct amdgpu_bo_list_entry uf_entry;
1241 struct amd_sched_job base;
1242 struct amdgpu_device *adev;
1243 struct amdgpu_ib *ibs;
1246 struct amdgpu_user_fence uf;
1247 int (*free_job)(struct amdgpu_job *job);
1249 #define to_amdgpu_job(sched_job) \
1250 container_of((sched_job), struct amdgpu_job, base)
1252 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p, uint32_t ib_idx, int idx)
1254 return p->ibs[ib_idx].ptr[idx];
1260 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1263 struct amdgpu_bo *wb_obj;
1264 volatile uint32_t *wb;
1266 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1267 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1270 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1271 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1275 enum amdgpu_int_thermal_type {
1277 THERMAL_TYPE_EXTERNAL,
1278 THERMAL_TYPE_EXTERNAL_GPIO,
1281 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1282 THERMAL_TYPE_EVERGREEN,
1286 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1291 enum amdgpu_dpm_auto_throttle_src {
1292 AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
1293 AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1296 enum amdgpu_dpm_event_src {
1297 AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
1298 AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
1299 AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
1300 AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1301 AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1304 #define AMDGPU_MAX_VCE_LEVELS 6
1306 enum amdgpu_vce_level {
1307 AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1308 AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1309 AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1310 AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1311 AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1312 AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1316 u32 caps; /* vbios flags */
1317 u32 class; /* vbios flags */
1318 u32 class2; /* vbios flags */
1326 enum amdgpu_vce_level vce_level;
1331 struct amdgpu_dpm_thermal {
1332 /* thermal interrupt work */
1333 struct work_struct work;
1334 /* low temperature threshold */
1336 /* high temperature threshold */
1338 /* was last interrupt low to high or high to low */
1340 /* interrupt source */
1341 struct amdgpu_irq_src irq;
1344 enum amdgpu_clk_action
1350 struct amdgpu_blacklist_clocks
1354 enum amdgpu_clk_action action;
1357 struct amdgpu_clock_and_voltage_limits {
1364 struct amdgpu_clock_array {
1369 struct amdgpu_clock_voltage_dependency_entry {
1374 struct amdgpu_clock_voltage_dependency_table {
1376 struct amdgpu_clock_voltage_dependency_entry *entries;
1379 union amdgpu_cac_leakage_entry {
1391 struct amdgpu_cac_leakage_table {
1393 union amdgpu_cac_leakage_entry *entries;
1396 struct amdgpu_phase_shedding_limits_entry {
1402 struct amdgpu_phase_shedding_limits_table {
1404 struct amdgpu_phase_shedding_limits_entry *entries;
1407 struct amdgpu_uvd_clock_voltage_dependency_entry {
1413 struct amdgpu_uvd_clock_voltage_dependency_table {
1415 struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
1418 struct amdgpu_vce_clock_voltage_dependency_entry {
1424 struct amdgpu_vce_clock_voltage_dependency_table {
1426 struct amdgpu_vce_clock_voltage_dependency_entry *entries;
1429 struct amdgpu_ppm_table {
1431 u16 cpu_core_number;
1433 u32 small_ac_platform_tdp;
1435 u32 small_ac_platform_tdc;
1442 struct amdgpu_cac_tdp_table {
1444 u16 configurable_tdp;
1446 u16 battery_power_limit;
1447 u16 small_power_limit;
1448 u16 low_cac_leakage;
1449 u16 high_cac_leakage;
1450 u16 maximum_power_delivery_limit;
1453 struct amdgpu_dpm_dynamic_state {
1454 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
1455 struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
1456 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
1457 struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1458 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1459 struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1460 struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1461 struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1462 struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1463 struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
1464 struct amdgpu_clock_array valid_sclk_values;
1465 struct amdgpu_clock_array valid_mclk_values;
1466 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
1467 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
1468 u32 mclk_sclk_ratio;
1469 u32 sclk_mclk_delta;
1470 u16 vddc_vddci_delta;
1471 u16 min_vddc_for_pcie_gen2;
1472 struct amdgpu_cac_leakage_table cac_leakage_table;
1473 struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
1474 struct amdgpu_ppm_table *ppm_table;
1475 struct amdgpu_cac_tdp_table *cac_tdp_table;
1478 struct amdgpu_dpm_fan {
1489 u16 default_max_fan_pwm;
1490 u16 default_fan_output_sensitivity;
1491 u16 fan_output_sensitivity;
1492 bool ucode_fan_control;
1495 enum amdgpu_pcie_gen {
1496 AMDGPU_PCIE_GEN1 = 0,
1497 AMDGPU_PCIE_GEN2 = 1,
1498 AMDGPU_PCIE_GEN3 = 2,
1499 AMDGPU_PCIE_GEN_INVALID = 0xffff
1502 enum amdgpu_dpm_forced_level {
1503 AMDGPU_DPM_FORCED_LEVEL_AUTO = 0,
1504 AMDGPU_DPM_FORCED_LEVEL_LOW = 1,
1505 AMDGPU_DPM_FORCED_LEVEL_HIGH = 2,
1506 AMDGPU_DPM_FORCED_LEVEL_MANUAL = 3,
1509 struct amdgpu_vce_state {
1520 struct amdgpu_dpm_funcs {
1521 int (*get_temperature)(struct amdgpu_device *adev);
1522 int (*pre_set_power_state)(struct amdgpu_device *adev);
1523 int (*set_power_state)(struct amdgpu_device *adev);
1524 void (*post_set_power_state)(struct amdgpu_device *adev);
1525 void (*display_configuration_changed)(struct amdgpu_device *adev);
1526 u32 (*get_sclk)(struct amdgpu_device *adev, bool low);
1527 u32 (*get_mclk)(struct amdgpu_device *adev, bool low);
1528 void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps);
1529 void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m);
1530 int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level);
1531 bool (*vblank_too_short)(struct amdgpu_device *adev);
1532 void (*powergate_uvd)(struct amdgpu_device *adev, bool gate);
1533 void (*powergate_vce)(struct amdgpu_device *adev, bool gate);
1534 void (*enable_bapm)(struct amdgpu_device *adev, bool enable);
1535 void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode);
1536 u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
1537 int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
1538 int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
1542 struct amdgpu_ps *ps;
1543 /* number of valid power states */
1545 /* current power state that is active */
1546 struct amdgpu_ps *current_ps;
1547 /* requested power state */
1548 struct amdgpu_ps *requested_ps;
1549 /* boot up power state */
1550 struct amdgpu_ps *boot_ps;
1551 /* default uvd power state */
1552 struct amdgpu_ps *uvd_ps;
1553 /* vce requirements */
1554 struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS];
1555 enum amdgpu_vce_level vce_level;
1556 enum amd_pm_state_type state;
1557 enum amd_pm_state_type user_state;
1559 u32 voltage_response_time;
1560 u32 backbias_response_time;
1562 u32 new_active_crtcs;
1563 int new_active_crtc_count;
1564 u32 current_active_crtcs;
1565 int current_active_crtc_count;
1566 struct amdgpu_dpm_dynamic_state dyn_state;
1567 struct amdgpu_dpm_fan fan;
1570 u32 near_tdp_limit_adjusted;
1571 u32 sq_ramping_threshold;
1575 u16 load_line_slope;
1578 /* special states active */
1579 bool thermal_active;
1582 /* thermal handling */
1583 struct amdgpu_dpm_thermal thermal;
1585 enum amdgpu_dpm_forced_level forced_level;
1594 struct amdgpu_i2c_chan *i2c_bus;
1595 /* internal thermal controller on rv6xx+ */
1596 enum amdgpu_int_thermal_type int_thermal_type;
1597 struct device *int_hwmon_dev;
1598 /* fan control parameters */
1600 u8 fan_pulses_per_revolution;
1605 bool sysfs_initialized;
1606 struct amdgpu_dpm dpm;
1607 const struct firmware *fw; /* SMC firmware */
1608 uint32_t fw_version;
1609 const struct amdgpu_dpm_funcs *funcs;
1610 uint32_t pcie_gen_mask;
1611 uint32_t pcie_mlw_mask;
1612 struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */
1615 void amdgpu_get_pcie_info(struct amdgpu_device *adev);
1620 #define AMDGPU_MAX_UVD_HANDLES 10
1621 #define AMDGPU_UVD_STACK_SIZE (1024*1024)
1622 #define AMDGPU_UVD_HEAP_SIZE (1024*1024)
1623 #define AMDGPU_UVD_FIRMWARE_OFFSET 256
1626 struct amdgpu_bo *vcpu_bo;
1629 atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
1630 struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
1631 struct delayed_work idle_work;
1632 const struct firmware *fw; /* UVD firmware */
1633 struct amdgpu_ring ring;
1634 struct amdgpu_irq_src irq;
1635 bool address_64_bit;
1641 #define AMDGPU_MAX_VCE_HANDLES 16
1642 #define AMDGPU_VCE_FIRMWARE_OFFSET 256
1644 #define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
1645 #define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
1648 struct amdgpu_bo *vcpu_bo;
1650 unsigned fw_version;
1651 unsigned fb_version;
1652 atomic_t handles[AMDGPU_MAX_VCE_HANDLES];
1653 struct drm_file *filp[AMDGPU_MAX_VCE_HANDLES];
1654 uint32_t img_size[AMDGPU_MAX_VCE_HANDLES];
1655 struct delayed_work idle_work;
1656 const struct firmware *fw; /* VCE firmware */
1657 struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
1658 struct amdgpu_irq_src irq;
1659 unsigned harvest_config;
1665 struct amdgpu_sdma_instance {
1667 const struct firmware *fw;
1668 uint32_t fw_version;
1669 uint32_t feature_version;
1671 struct amdgpu_ring ring;
1675 struct amdgpu_sdma {
1676 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1677 struct amdgpu_irq_src trap_irq;
1678 struct amdgpu_irq_src illegal_inst_irq;
1685 struct amdgpu_firmware {
1686 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1688 struct amdgpu_bo *fw_buf;
1689 unsigned int fw_size;
1695 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1701 void amdgpu_test_moves(struct amdgpu_device *adev);
1702 void amdgpu_test_ring_sync(struct amdgpu_device *adev,
1703 struct amdgpu_ring *cpA,
1704 struct amdgpu_ring *cpB);
1705 void amdgpu_test_syncing(struct amdgpu_device *adev);
1710 #if defined(CONFIG_MMU_NOTIFIER)
1711 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1712 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1714 static inline int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1718 static inline void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1724 struct amdgpu_debugfs {
1725 struct drm_info_list *files;
1729 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1730 struct drm_info_list *files,
1732 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1734 #if defined(CONFIG_DEBUG_FS)
1735 int amdgpu_debugfs_init(struct drm_minor *minor);
1736 void amdgpu_debugfs_cleanup(struct drm_minor *minor);
1740 * amdgpu smumgr functions
1742 struct amdgpu_smumgr_funcs {
1743 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1744 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1745 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1751 struct amdgpu_smumgr {
1752 struct amdgpu_bo *toc_buf;
1753 struct amdgpu_bo *smu_buf;
1754 /* asic priv smu data */
1756 spinlock_t smu_lock;
1757 /* smumgr functions */
1758 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1759 /* ucode loading complete flag */
1764 * ASIC specific register table accessible by UMD
1766 struct amdgpu_allowed_register_entry {
1767 uint32_t reg_offset;
1772 struct amdgpu_cu_info {
1773 uint32_t number; /* total active CU number */
1774 uint32_t ao_cu_mask;
1775 uint32_t bitmap[4][4];
1780 * ASIC specific functions.
1782 struct amdgpu_asic_funcs {
1783 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1784 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
1785 u8 *bios, u32 length_bytes);
1786 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1787 u32 sh_num, u32 reg_offset, u32 *value);
1788 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1789 int (*reset)(struct amdgpu_device *adev);
1790 /* wait for mc_idle */
1791 int (*wait_for_mc_idle)(struct amdgpu_device *adev);
1792 /* get the reference clock */
1793 u32 (*get_xclk)(struct amdgpu_device *adev);
1794 /* get the gpu clock counter */
1795 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1796 int (*get_cu_info)(struct amdgpu_device *adev, struct amdgpu_cu_info *info);
1797 /* MM block clocks */
1798 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1799 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1805 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1806 struct drm_file *filp);
1807 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1808 struct drm_file *filp);
1810 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1811 struct drm_file *filp);
1812 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1813 struct drm_file *filp);
1814 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1815 struct drm_file *filp);
1816 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1817 struct drm_file *filp);
1818 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1819 struct drm_file *filp);
1820 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1821 struct drm_file *filp);
1822 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1823 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1825 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1826 struct drm_file *filp);
1828 /* VRAM scratch page for HDP bug, default vram page */
1829 struct amdgpu_vram_scratch {
1830 struct amdgpu_bo *robj;
1831 volatile uint32_t *ptr;
1838 struct amdgpu_atif_notification_cfg {
1843 struct amdgpu_atif_notifications {
1844 bool display_switch;
1845 bool expansion_mode_change;
1847 bool forced_power_state;
1848 bool system_power_state;
1849 bool display_conf_change;
1851 bool brightness_change;
1852 bool dgpu_display_event;
1855 struct amdgpu_atif_functions {
1857 bool sbios_requests;
1858 bool select_active_disp;
1860 bool get_tv_standard;
1861 bool set_tv_standard;
1862 bool get_panel_expansion_mode;
1863 bool set_panel_expansion_mode;
1864 bool temperature_change;
1865 bool graphics_device_types;
1868 struct amdgpu_atif {
1869 struct amdgpu_atif_notifications notifications;
1870 struct amdgpu_atif_functions functions;
1871 struct amdgpu_atif_notification_cfg notification_cfg;
1872 struct amdgpu_encoder *encoder_for_bl;
1875 struct amdgpu_atcs_functions {
1879 bool pcie_bus_width;
1882 struct amdgpu_atcs {
1883 struct amdgpu_atcs_functions functions;
1889 void *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1890 void amdgpu_cgs_destroy_device(void *cgs_device);
1894 * Core structure, functions and helpers.
1896 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1897 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1899 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1900 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1902 struct amdgpu_ip_block_status {
1908 struct amdgpu_device {
1910 struct drm_device *ddev;
1911 struct pci_dev *pdev;
1914 enum amd_asic_type asic_type;
1917 uint32_t external_rev_id;
1918 unsigned long flags;
1920 const struct amdgpu_asic_funcs *asic_funcs;
1925 struct work_struct reset_work;
1926 struct notifier_block acpi_nb;
1927 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1928 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1929 unsigned debugfs_count;
1930 #if defined(CONFIG_DEBUG_FS)
1931 struct dentry *debugfs_regs;
1933 struct amdgpu_atif atif;
1934 struct amdgpu_atcs atcs;
1935 struct mutex srbm_mutex;
1936 /* GRBM index mutex. Protects concurrent access to GRBM index */
1937 struct mutex grbm_idx_mutex;
1938 struct dev_pm_domain vga_pm_domain;
1939 bool have_disp_power_ref;
1944 uint16_t bios_header_start;
1945 struct amdgpu_bo *stollen_vga_memory;
1946 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1948 /* Register/doorbell mmio */
1949 resource_size_t rmmio_base;
1950 resource_size_t rmmio_size;
1951 void __iomem *rmmio;
1952 /* protects concurrent MM_INDEX/DATA based register access */
1953 spinlock_t mmio_idx_lock;
1954 /* protects concurrent SMC based register access */
1955 spinlock_t smc_idx_lock;
1956 amdgpu_rreg_t smc_rreg;
1957 amdgpu_wreg_t smc_wreg;
1958 /* protects concurrent PCIE register access */
1959 spinlock_t pcie_idx_lock;
1960 amdgpu_rreg_t pcie_rreg;
1961 amdgpu_wreg_t pcie_wreg;
1962 /* protects concurrent UVD register access */
1963 spinlock_t uvd_ctx_idx_lock;
1964 amdgpu_rreg_t uvd_ctx_rreg;
1965 amdgpu_wreg_t uvd_ctx_wreg;
1966 /* protects concurrent DIDT register access */
1967 spinlock_t didt_idx_lock;
1968 amdgpu_rreg_t didt_rreg;
1969 amdgpu_wreg_t didt_wreg;
1970 /* protects concurrent ENDPOINT (audio) register access */
1971 spinlock_t audio_endpt_idx_lock;
1972 amdgpu_block_rreg_t audio_endpt_rreg;
1973 amdgpu_block_wreg_t audio_endpt_wreg;
1974 void __iomem *rio_mem;
1975 resource_size_t rio_mem_size;
1976 struct amdgpu_doorbell doorbell;
1978 /* clock/pll info */
1979 struct amdgpu_clock clock;
1982 struct amdgpu_mc mc;
1983 struct amdgpu_gart gart;
1984 struct amdgpu_dummy_page dummy_page;
1985 struct amdgpu_vm_manager vm_manager;
1987 /* memory management */
1988 struct amdgpu_mman mman;
1989 struct amdgpu_gem gem;
1990 struct amdgpu_vram_scratch vram_scratch;
1991 struct amdgpu_wb wb;
1992 atomic64_t vram_usage;
1993 atomic64_t vram_vis_usage;
1994 atomic64_t gtt_usage;
1995 atomic64_t num_bytes_moved;
1996 atomic_t gpu_reset_counter;
1999 struct amdgpu_mode_info mode_info;
2000 struct work_struct hotplug_work;
2001 struct amdgpu_irq_src crtc_irq;
2002 struct amdgpu_irq_src pageflip_irq;
2003 struct amdgpu_irq_src hpd_irq;
2006 unsigned fence_context;
2008 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
2010 struct amdgpu_sa_manager ring_tmp_bo;
2013 struct amdgpu_irq irq;
2016 struct amd_powerplay powerplay;
2018 bool pp_force_state_enabled;
2021 struct amdgpu_pm pm;
2026 struct amdgpu_smumgr smu;
2029 struct amdgpu_gfx gfx;
2032 struct amdgpu_sdma sdma;
2036 struct amdgpu_uvd uvd;
2039 struct amdgpu_vce vce;
2042 struct amdgpu_firmware firmware;
2045 struct amdgpu_gds gds;
2047 const struct amdgpu_ip_block_version *ip_blocks;
2049 struct amdgpu_ip_block_status *ip_block_status;
2050 struct mutex mn_lock;
2051 DECLARE_HASHTABLE(mn_hash, 7);
2053 /* tracking pinned memory */
2057 /* amdkfd interface */
2058 struct kfd_dev *kfd;
2060 /* kernel conext for IB submission */
2061 struct amdgpu_ctx kernel_ctx;
2064 bool amdgpu_device_is_px(struct drm_device *dev);
2065 int amdgpu_device_init(struct amdgpu_device *adev,
2066 struct drm_device *ddev,
2067 struct pci_dev *pdev,
2069 void amdgpu_device_fini(struct amdgpu_device *adev);
2070 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
2072 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
2073 bool always_indirect);
2074 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
2075 bool always_indirect);
2076 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
2077 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
2079 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
2080 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
2085 extern const struct fence_ops amdgpu_fence_ops;
2086 static inline struct amdgpu_fence *to_amdgpu_fence(struct fence *f)
2088 struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base);
2090 if (__f->base.ops == &amdgpu_fence_ops)
2097 * Registers read & write functions.
2099 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
2100 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
2101 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
2102 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
2103 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
2104 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2105 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2106 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
2107 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
2108 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
2109 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
2110 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
2111 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
2112 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
2113 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
2114 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
2115 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
2116 #define WREG32_P(reg, val, mask) \
2118 uint32_t tmp_ = RREG32(reg); \
2120 tmp_ |= ((val) & ~(mask)); \
2121 WREG32(reg, tmp_); \
2123 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2124 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2125 #define WREG32_PLL_P(reg, val, mask) \
2127 uint32_t tmp_ = RREG32_PLL(reg); \
2129 tmp_ |= ((val) & ~(mask)); \
2130 WREG32_PLL(reg, tmp_); \
2132 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
2133 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
2134 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
2136 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
2137 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
2139 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
2140 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
2142 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
2143 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
2144 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
2146 #define REG_GET_FIELD(value, reg, field) \
2147 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
2152 #define RBIOS8(i) (adev->bios[i])
2153 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2154 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2159 static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
2161 if (ring->count_dw <= 0)
2162 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
2163 ring->ring[ring->wptr++] = v;
2164 ring->wptr &= ring->ptr_mask;
2168 static inline struct amdgpu_sdma_instance *
2169 amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
2171 struct amdgpu_device *adev = ring->adev;
2174 for (i = 0; i < adev->sdma.num_instances; i++)
2175 if (&adev->sdma.instance[i].ring == ring)
2178 if (i < AMDGPU_MAX_SDMA_INSTANCES)
2179 return &adev->sdma.instance[i];
2187 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
2188 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
2189 #define amdgpu_asic_wait_for_mc_idle(adev) (adev)->asic_funcs->wait_for_mc_idle((adev))
2190 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
2191 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
2192 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
2193 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
2194 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
2195 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
2196 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
2197 #define amdgpu_asic_get_cu_info(adev, info) (adev)->asic_funcs->get_cu_info((adev), (info))
2198 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
2199 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
2200 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
2201 #define amdgpu_vm_write_pte(adev, ib, pe, addr, count, incr, flags) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (addr), (count), (incr), (flags)))
2202 #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)))
2203 #define amdgpu_vm_pad_ib(adev, ib) ((adev)->vm_manager.vm_pte_funcs->pad_ib((ib)))
2204 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
2205 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
2206 #define amdgpu_ring_test_ib(r) (r)->funcs->test_ib((r))
2207 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
2208 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
2209 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
2210 #define amdgpu_ring_emit_ib(r, ib) (r)->funcs->emit_ib((r), (ib))
2211 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
2212 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
2213 #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))
2214 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
2215 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
2216 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
2217 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
2218 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
2219 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
2220 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
2221 #define amdgpu_display_is_display_hung(adev) (adev)->mode_info.funcs->is_display_hung((adev))
2222 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
2223 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
2224 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
2225 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
2226 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
2227 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
2228 #define amdgpu_display_page_flip(adev, crtc, base) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base))
2229 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
2230 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
2231 #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))
2232 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
2233 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
2234 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
2235 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
2236 #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
2237 #define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
2238 #define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
2239 #define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
2240 #define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
2241 #define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
2242 #define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
2244 #define amdgpu_dpm_get_temperature(adev) \
2245 ((adev)->pp_enabled ? \
2246 (adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle) : \
2247 (adev)->pm.funcs->get_temperature((adev)))
2249 #define amdgpu_dpm_set_fan_control_mode(adev, m) \
2250 ((adev)->pp_enabled ? \
2251 (adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)) : \
2252 (adev)->pm.funcs->set_fan_control_mode((adev), (m)))
2254 #define amdgpu_dpm_get_fan_control_mode(adev) \
2255 ((adev)->pp_enabled ? \
2256 (adev)->powerplay.pp_funcs->get_fan_control_mode((adev)->powerplay.pp_handle) : \
2257 (adev)->pm.funcs->get_fan_control_mode((adev)))
2259 #define amdgpu_dpm_set_fan_speed_percent(adev, s) \
2260 ((adev)->pp_enabled ? \
2261 (adev)->powerplay.pp_funcs->set_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
2262 (adev)->pm.funcs->set_fan_speed_percent((adev), (s)))
2264 #define amdgpu_dpm_get_fan_speed_percent(adev, s) \
2265 ((adev)->pp_enabled ? \
2266 (adev)->powerplay.pp_funcs->get_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
2267 (adev)->pm.funcs->get_fan_speed_percent((adev), (s)))
2269 #define amdgpu_dpm_get_sclk(adev, l) \
2270 ((adev)->pp_enabled ? \
2271 (adev)->powerplay.pp_funcs->get_sclk((adev)->powerplay.pp_handle, (l)) : \
2272 (adev)->pm.funcs->get_sclk((adev), (l)))
2274 #define amdgpu_dpm_get_mclk(adev, l) \
2275 ((adev)->pp_enabled ? \
2276 (adev)->powerplay.pp_funcs->get_mclk((adev)->powerplay.pp_handle, (l)) : \
2277 (adev)->pm.funcs->get_mclk((adev), (l)))
2280 #define amdgpu_dpm_force_performance_level(adev, l) \
2281 ((adev)->pp_enabled ? \
2282 (adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)) : \
2283 (adev)->pm.funcs->force_performance_level((adev), (l)))
2285 #define amdgpu_dpm_powergate_uvd(adev, g) \
2286 ((adev)->pp_enabled ? \
2287 (adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)) : \
2288 (adev)->pm.funcs->powergate_uvd((adev), (g)))
2290 #define amdgpu_dpm_powergate_vce(adev, g) \
2291 ((adev)->pp_enabled ? \
2292 (adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)) : \
2293 (adev)->pm.funcs->powergate_vce((adev), (g)))
2295 #define amdgpu_dpm_debugfs_print_current_performance_level(adev, m) \
2296 ((adev)->pp_enabled ? \
2297 (adev)->powerplay.pp_funcs->print_current_performance_level((adev)->powerplay.pp_handle, (m)) : \
2298 (adev)->pm.funcs->debugfs_print_current_performance_level((adev), (m)))
2300 #define amdgpu_dpm_get_current_power_state(adev) \
2301 (adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle)
2303 #define amdgpu_dpm_get_performance_level(adev) \
2304 (adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle)
2306 #define amdgpu_dpm_get_pp_num_states(adev, data) \
2307 (adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data)
2309 #define amdgpu_dpm_get_pp_table(adev, table) \
2310 (adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table)
2312 #define amdgpu_dpm_set_pp_table(adev, buf, size) \
2313 (adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size)
2315 #define amdgpu_dpm_print_clock_levels(adev, type, buf) \
2316 (adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf)
2318 #define amdgpu_dpm_force_clock_level(adev, type, level) \
2319 (adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level)
2321 #define amdgpu_dpm_dispatch_task(adev, event_id, input, output) \
2322 (adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output))
2324 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
2326 /* Common functions */
2327 int amdgpu_gpu_reset(struct amdgpu_device *adev);
2328 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
2329 bool amdgpu_card_posted(struct amdgpu_device *adev);
2330 void amdgpu_update_display_priority(struct amdgpu_device *adev);
2331 bool amdgpu_boot_test_post_card(struct amdgpu_device *adev);
2333 int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
2334 int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
2335 u32 ip_instance, u32 ring,
2336 struct amdgpu_ring **out_ring);
2337 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *rbo, u32 domain);
2338 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
2339 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2341 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
2342 bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
2344 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
2345 uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
2346 struct ttm_mem_reg *mem);
2347 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
2348 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
2349 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
2350 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
2351 const u32 *registers,
2352 const u32 array_size);
2354 bool amdgpu_device_is_px(struct drm_device *dev);
2356 #if defined(CONFIG_VGA_SWITCHEROO)
2357 void amdgpu_register_atpx_handler(void);
2358 void amdgpu_unregister_atpx_handler(void);
2360 static inline void amdgpu_register_atpx_handler(void) {}
2361 static inline void amdgpu_unregister_atpx_handler(void) {}
2367 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
2368 extern int amdgpu_max_kms_ioctl;
2370 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
2371 int amdgpu_driver_unload_kms(struct drm_device *dev);
2372 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
2373 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
2374 void amdgpu_driver_postclose_kms(struct drm_device *dev,
2375 struct drm_file *file_priv);
2376 void amdgpu_driver_preclose_kms(struct drm_device *dev,
2377 struct drm_file *file_priv);
2378 int amdgpu_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2379 int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2380 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
2381 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
2382 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
2383 int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
2385 struct timeval *vblank_time,
2387 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
2391 * functions used by amdgpu_encoder.c
2393 struct amdgpu_afmt_acr {
2407 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
2410 #if defined(CONFIG_ACPI)
2411 int amdgpu_acpi_init(struct amdgpu_device *adev);
2412 void amdgpu_acpi_fini(struct amdgpu_device *adev);
2413 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
2414 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
2415 u8 perf_req, bool advertise);
2416 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
2418 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
2419 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
2422 struct amdgpu_bo_va_mapping *
2423 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
2424 uint64_t addr, struct amdgpu_bo **bo);
2426 #include "amdgpu_object.h"