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"
56 #include "gpu_scheduler.h"
61 extern int amdgpu_modeset;
62 extern int amdgpu_vram_limit;
63 extern int amdgpu_gart_size;
64 extern int amdgpu_benchmarking;
65 extern int amdgpu_testing;
66 extern int amdgpu_audio;
67 extern int amdgpu_disp_priority;
68 extern int amdgpu_hw_i2c;
69 extern int amdgpu_pcie_gen2;
70 extern int amdgpu_msi;
71 extern int amdgpu_lockup_timeout;
72 extern int amdgpu_dpm;
73 extern int amdgpu_smc_load_fw;
74 extern int amdgpu_aspm;
75 extern int amdgpu_runtime_pm;
76 extern int amdgpu_hard_reset;
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_enable_scheduler;
83 extern int amdgpu_sched_jobs;
84 extern int amdgpu_sched_hw_submission;
86 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
87 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
88 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
89 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
90 #define AMDGPU_IB_POOL_SIZE 16
91 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
92 #define AMDGPUFB_CONN_LIMIT 4
93 #define AMDGPU_BIOS_NUM_SCRATCH 8
95 /* max number of rings */
96 #define AMDGPU_MAX_RINGS 16
97 #define AMDGPU_MAX_GFX_RINGS 1
98 #define AMDGPU_MAX_COMPUTE_RINGS 8
99 #define AMDGPU_MAX_VCE_RINGS 2
101 /* number of hw syncs before falling back on blocking */
102 #define AMDGPU_NUM_SYNCS 4
104 /* hardcode that limit for now */
105 #define AMDGPU_VA_RESERVED_SIZE (8 << 20)
107 /* hard reset data */
108 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
111 #define AMDGPU_RESET_GFX (1 << 0)
112 #define AMDGPU_RESET_COMPUTE (1 << 1)
113 #define AMDGPU_RESET_DMA (1 << 2)
114 #define AMDGPU_RESET_CP (1 << 3)
115 #define AMDGPU_RESET_GRBM (1 << 4)
116 #define AMDGPU_RESET_DMA1 (1 << 5)
117 #define AMDGPU_RESET_RLC (1 << 6)
118 #define AMDGPU_RESET_SEM (1 << 7)
119 #define AMDGPU_RESET_IH (1 << 8)
120 #define AMDGPU_RESET_VMC (1 << 9)
121 #define AMDGPU_RESET_MC (1 << 10)
122 #define AMDGPU_RESET_DISPLAY (1 << 11)
123 #define AMDGPU_RESET_UVD (1 << 12)
124 #define AMDGPU_RESET_VCE (1 << 13)
125 #define AMDGPU_RESET_VCE1 (1 << 14)
128 #define AMDGPU_CG_BLOCK_GFX (1 << 0)
129 #define AMDGPU_CG_BLOCK_MC (1 << 1)
130 #define AMDGPU_CG_BLOCK_SDMA (1 << 2)
131 #define AMDGPU_CG_BLOCK_UVD (1 << 3)
132 #define AMDGPU_CG_BLOCK_VCE (1 << 4)
133 #define AMDGPU_CG_BLOCK_HDP (1 << 5)
134 #define AMDGPU_CG_BLOCK_BIF (1 << 6)
137 #define AMDGPU_CG_SUPPORT_GFX_MGCG (1 << 0)
138 #define AMDGPU_CG_SUPPORT_GFX_MGLS (1 << 1)
139 #define AMDGPU_CG_SUPPORT_GFX_CGCG (1 << 2)
140 #define AMDGPU_CG_SUPPORT_GFX_CGLS (1 << 3)
141 #define AMDGPU_CG_SUPPORT_GFX_CGTS (1 << 4)
142 #define AMDGPU_CG_SUPPORT_GFX_CGTS_LS (1 << 5)
143 #define AMDGPU_CG_SUPPORT_GFX_CP_LS (1 << 6)
144 #define AMDGPU_CG_SUPPORT_GFX_RLC_LS (1 << 7)
145 #define AMDGPU_CG_SUPPORT_MC_LS (1 << 8)
146 #define AMDGPU_CG_SUPPORT_MC_MGCG (1 << 9)
147 #define AMDGPU_CG_SUPPORT_SDMA_LS (1 << 10)
148 #define AMDGPU_CG_SUPPORT_SDMA_MGCG (1 << 11)
149 #define AMDGPU_CG_SUPPORT_BIF_LS (1 << 12)
150 #define AMDGPU_CG_SUPPORT_UVD_MGCG (1 << 13)
151 #define AMDGPU_CG_SUPPORT_VCE_MGCG (1 << 14)
152 #define AMDGPU_CG_SUPPORT_HDP_LS (1 << 15)
153 #define AMDGPU_CG_SUPPORT_HDP_MGCG (1 << 16)
156 #define AMDGPU_PG_SUPPORT_GFX_PG (1 << 0)
157 #define AMDGPU_PG_SUPPORT_GFX_SMG (1 << 1)
158 #define AMDGPU_PG_SUPPORT_GFX_DMG (1 << 2)
159 #define AMDGPU_PG_SUPPORT_UVD (1 << 3)
160 #define AMDGPU_PG_SUPPORT_VCE (1 << 4)
161 #define AMDGPU_PG_SUPPORT_CP (1 << 5)
162 #define AMDGPU_PG_SUPPORT_GDS (1 << 6)
163 #define AMDGPU_PG_SUPPORT_RLC_SMU_HS (1 << 7)
164 #define AMDGPU_PG_SUPPORT_SDMA (1 << 8)
165 #define AMDGPU_PG_SUPPORT_ACP (1 << 9)
166 #define AMDGPU_PG_SUPPORT_SAMU (1 << 10)
168 /* GFX current status */
169 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
170 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
171 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
172 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
173 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
175 /* max cursor sizes (in pixels) */
176 #define CIK_CURSOR_WIDTH 128
177 #define CIK_CURSOR_HEIGHT 128
179 struct amdgpu_device;
184 struct amdgpu_semaphore;
185 struct amdgpu_cs_parser;
186 struct amdgpu_irq_src;
190 AMDGPU_CP_IRQ_GFX_EOP = 0,
191 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
192 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
193 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
194 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
195 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
196 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
197 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
198 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
203 enum amdgpu_sdma_irq {
204 AMDGPU_SDMA_IRQ_TRAP0 = 0,
205 AMDGPU_SDMA_IRQ_TRAP1,
210 enum amdgpu_thermal_irq {
211 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
212 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
214 AMDGPU_THERMAL_IRQ_LAST
217 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
218 enum amd_ip_block_type block_type,
219 enum amd_clockgating_state state);
220 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
221 enum amd_ip_block_type block_type,
222 enum amd_powergating_state state);
224 struct amdgpu_ip_block_version {
225 enum amd_ip_block_type type;
229 const struct amd_ip_funcs *funcs;
232 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
233 enum amd_ip_block_type type,
234 u32 major, u32 minor);
236 const struct amdgpu_ip_block_version * amdgpu_get_ip_block(
237 struct amdgpu_device *adev,
238 enum amd_ip_block_type type);
240 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
241 struct amdgpu_buffer_funcs {
242 /* maximum bytes in a single operation */
243 uint32_t copy_max_bytes;
245 /* number of dw to reserve per operation */
246 unsigned copy_num_dw;
248 /* used for buffer migration */
249 void (*emit_copy_buffer)(struct amdgpu_ring *ring,
250 /* src addr in bytes */
252 /* dst addr in bytes */
254 /* number of byte to transfer */
255 uint32_t byte_count);
257 /* maximum bytes in a single operation */
258 uint32_t fill_max_bytes;
260 /* number of dw to reserve per operation */
261 unsigned fill_num_dw;
263 /* used for buffer clearing */
264 void (*emit_fill_buffer)(struct amdgpu_ring *ring,
265 /* value to write to memory */
267 /* dst addr in bytes */
269 /* number of byte to fill */
270 uint32_t byte_count);
273 /* provided by hw blocks that can write ptes, e.g., sdma */
274 struct amdgpu_vm_pte_funcs {
275 /* copy pte entries from GART */
276 void (*copy_pte)(struct amdgpu_ib *ib,
277 uint64_t pe, uint64_t src,
279 /* write pte one entry at a time with addr mapping */
280 void (*write_pte)(struct amdgpu_ib *ib,
282 uint64_t addr, unsigned count,
283 uint32_t incr, uint32_t flags);
284 /* for linear pte/pde updates without addr mapping */
285 void (*set_pte_pde)(struct amdgpu_ib *ib,
287 uint64_t addr, unsigned count,
288 uint32_t incr, uint32_t flags);
289 /* pad the indirect buffer to the necessary number of dw */
290 void (*pad_ib)(struct amdgpu_ib *ib);
293 /* provided by the gmc block */
294 struct amdgpu_gart_funcs {
295 /* flush the vm tlb via mmio */
296 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
298 /* write pte/pde updates using the cpu */
299 int (*set_pte_pde)(struct amdgpu_device *adev,
300 void *cpu_pt_addr, /* cpu addr of page table */
301 uint32_t gpu_page_idx, /* pte/pde to update */
302 uint64_t addr, /* addr to write into pte/pde */
303 uint32_t flags); /* access flags */
306 /* provided by the ih block */
307 struct amdgpu_ih_funcs {
308 /* ring read/write ptr handling, called from interrupt context */
309 u32 (*get_wptr)(struct amdgpu_device *adev);
310 void (*decode_iv)(struct amdgpu_device *adev,
311 struct amdgpu_iv_entry *entry);
312 void (*set_rptr)(struct amdgpu_device *adev);
315 /* provided by hw blocks that expose a ring buffer for commands */
316 struct amdgpu_ring_funcs {
317 /* ring read/write ptr handling */
318 u32 (*get_rptr)(struct amdgpu_ring *ring);
319 u32 (*get_wptr)(struct amdgpu_ring *ring);
320 void (*set_wptr)(struct amdgpu_ring *ring);
321 /* validating and patching of IBs */
322 int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx);
323 /* command emit functions */
324 void (*emit_ib)(struct amdgpu_ring *ring,
325 struct amdgpu_ib *ib);
326 void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr,
327 uint64_t seq, unsigned flags);
328 bool (*emit_semaphore)(struct amdgpu_ring *ring,
329 struct amdgpu_semaphore *semaphore,
331 void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id,
333 void (*emit_hdp_flush)(struct amdgpu_ring *ring);
334 void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid,
335 uint32_t gds_base, uint32_t gds_size,
336 uint32_t gws_base, uint32_t gws_size,
337 uint32_t oa_base, uint32_t oa_size);
338 /* testing functions */
339 int (*test_ring)(struct amdgpu_ring *ring);
340 int (*test_ib)(struct amdgpu_ring *ring);
341 bool (*is_lockup)(struct amdgpu_ring *ring);
347 bool amdgpu_get_bios(struct amdgpu_device *adev);
348 bool amdgpu_read_bios(struct amdgpu_device *adev);
353 struct amdgpu_dummy_page {
357 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
358 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
365 #define AMDGPU_MAX_PPLL 3
367 struct amdgpu_clock {
368 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
369 struct amdgpu_pll spll;
370 struct amdgpu_pll mpll;
372 uint32_t default_mclk;
373 uint32_t default_sclk;
374 uint32_t default_dispclk;
375 uint32_t current_dispclk;
377 uint32_t max_pixel_clock;
383 struct amdgpu_fence_driver {
384 struct amdgpu_ring *ring;
386 volatile uint32_t *cpu_addr;
387 /* sync_seq is protected by ring emission lock */
388 uint64_t sync_seq[AMDGPU_MAX_RINGS];
391 struct amdgpu_irq_src *irq_src;
393 struct delayed_work lockup_work;
396 /* some special values for the owner field */
397 #define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul)
398 #define AMDGPU_FENCE_OWNER_VM ((void*)1ul)
399 #define AMDGPU_FENCE_OWNER_MOVE ((void*)2ul)
401 #define AMDGPU_FENCE_FLAG_64BIT (1 << 0)
402 #define AMDGPU_FENCE_FLAG_INT (1 << 1)
404 struct amdgpu_fence {
408 struct amdgpu_ring *ring;
411 /* filp or special value for fence creator */
414 wait_queue_t fence_wake;
417 struct amdgpu_user_fence {
419 struct amdgpu_bo *bo;
420 /* write-back address offset to bo start */
424 int amdgpu_fence_driver_init(struct amdgpu_device *adev);
425 void amdgpu_fence_driver_fini(struct amdgpu_device *adev);
426 void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev);
428 void amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring);
429 int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
430 struct amdgpu_irq_src *irq_src,
432 void amdgpu_fence_driver_suspend(struct amdgpu_device *adev);
433 void amdgpu_fence_driver_resume(struct amdgpu_device *adev);
434 int amdgpu_fence_emit(struct amdgpu_ring *ring, void *owner,
435 struct amdgpu_fence **fence);
436 void amdgpu_fence_process(struct amdgpu_ring *ring);
437 int amdgpu_fence_wait_next(struct amdgpu_ring *ring);
438 int amdgpu_fence_wait_empty(struct amdgpu_ring *ring);
439 unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring);
441 bool amdgpu_fence_signaled(struct amdgpu_fence *fence);
442 int amdgpu_fence_wait(struct amdgpu_fence *fence, bool interruptible);
443 signed long amdgpu_fence_wait_any(struct amdgpu_device *adev,
444 struct amdgpu_fence **fences,
446 struct amdgpu_fence *amdgpu_fence_ref(struct amdgpu_fence *fence);
447 void amdgpu_fence_unref(struct amdgpu_fence **fence);
449 bool amdgpu_fence_need_sync(struct amdgpu_fence *fence,
450 struct amdgpu_ring *ring);
451 void amdgpu_fence_note_sync(struct amdgpu_fence *fence,
452 struct amdgpu_ring *ring);
454 static inline struct amdgpu_fence *amdgpu_fence_later(struct amdgpu_fence *a,
455 struct amdgpu_fence *b)
465 BUG_ON(a->ring != b->ring);
467 if (a->seq > b->seq) {
474 static inline bool amdgpu_fence_is_earlier(struct amdgpu_fence *a,
475 struct amdgpu_fence *b)
485 BUG_ON(a->ring != b->ring);
487 return a->seq < b->seq;
490 int amdgpu_user_fence_emit(struct amdgpu_ring *ring, struct amdgpu_user_fence *user,
491 void *owner, struct amdgpu_fence **fence);
497 struct ttm_bo_global_ref bo_global_ref;
498 struct drm_global_reference mem_global_ref;
499 struct ttm_bo_device bdev;
500 bool mem_global_referenced;
503 #if defined(CONFIG_DEBUG_FS)
508 /* buffer handling */
509 const struct amdgpu_buffer_funcs *buffer_funcs;
510 struct amdgpu_ring *buffer_funcs_ring;
513 int amdgpu_copy_buffer(struct amdgpu_ring *ring,
517 struct reservation_object *resv,
518 struct amdgpu_fence **fence);
519 int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
521 struct amdgpu_bo_list_entry {
522 struct amdgpu_bo *robj;
523 struct ttm_validate_buffer tv;
524 struct amdgpu_bo_va *bo_va;
525 unsigned prefered_domains;
526 unsigned allowed_domains;
530 struct amdgpu_bo_va_mapping {
531 struct list_head list;
532 struct interval_tree_node it;
537 /* bo virtual addresses in a specific vm */
538 struct amdgpu_bo_va {
539 /* protected by bo being reserved */
540 struct list_head bo_list;
542 struct amdgpu_fence *last_pt_update;
545 /* protected by vm mutex */
546 struct list_head mappings;
547 struct list_head vm_status;
549 /* constant after initialization */
550 struct amdgpu_vm *vm;
551 struct amdgpu_bo *bo;
554 #define AMDGPU_GEM_DOMAIN_MAX 0x3
557 /* Protected by gem.mutex */
558 struct list_head list;
559 /* Protected by tbo.reserved */
561 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
562 struct ttm_placement placement;
563 struct ttm_buffer_object tbo;
564 struct ttm_bo_kmap_obj kmap;
572 /* list of all virtual address to which this bo
576 /* Constant after initialization */
577 struct amdgpu_device *adev;
578 struct drm_gem_object gem_base;
580 struct ttm_bo_kmap_obj dma_buf_vmap;
582 struct amdgpu_mn *mn;
583 struct list_head mn_list;
585 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
587 void amdgpu_gem_object_free(struct drm_gem_object *obj);
588 int amdgpu_gem_object_open(struct drm_gem_object *obj,
589 struct drm_file *file_priv);
590 void amdgpu_gem_object_close(struct drm_gem_object *obj,
591 struct drm_file *file_priv);
592 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
593 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
594 struct drm_gem_object *amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
595 struct dma_buf_attachment *attach,
596 struct sg_table *sg);
597 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
598 struct drm_gem_object *gobj,
600 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
601 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
602 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
603 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
604 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
605 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
607 /* sub-allocation manager, it has to be protected by another lock.
608 * By conception this is an helper for other part of the driver
609 * like the indirect buffer or semaphore, which both have their
612 * Principe is simple, we keep a list of sub allocation in offset
613 * order (first entry has offset == 0, last entry has the highest
616 * When allocating new object we first check if there is room at
617 * the end total_size - (last_object_offset + last_object_size) >=
618 * alloc_size. If so we allocate new object there.
620 * When there is not enough room at the end, we start waiting for
621 * each sub object until we reach object_offset+object_size >=
622 * alloc_size, this object then become the sub object we return.
624 * Alignment can't be bigger than page size.
626 * Hole are not considered for allocation to keep things simple.
627 * Assumption is that there won't be hole (all object on same
630 struct amdgpu_sa_manager {
631 wait_queue_head_t wq;
632 struct amdgpu_bo *bo;
633 struct list_head *hole;
634 struct list_head flist[AMDGPU_MAX_RINGS];
635 struct list_head olist;
645 /* sub-allocation buffer */
646 struct amdgpu_sa_bo {
647 struct list_head olist;
648 struct list_head flist;
649 struct amdgpu_sa_manager *manager;
652 struct amdgpu_fence *fence;
660 struct list_head objects;
663 int amdgpu_gem_init(struct amdgpu_device *adev);
664 void amdgpu_gem_fini(struct amdgpu_device *adev);
665 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
666 int alignment, u32 initial_domain,
667 u64 flags, bool kernel,
668 struct drm_gem_object **obj);
670 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
671 struct drm_device *dev,
672 struct drm_mode_create_dumb *args);
673 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
674 struct drm_device *dev,
675 uint32_t handle, uint64_t *offset_p);
680 struct amdgpu_semaphore {
681 struct amdgpu_sa_bo *sa_bo;
686 int amdgpu_semaphore_create(struct amdgpu_device *adev,
687 struct amdgpu_semaphore **semaphore);
688 bool amdgpu_semaphore_emit_signal(struct amdgpu_ring *ring,
689 struct amdgpu_semaphore *semaphore);
690 bool amdgpu_semaphore_emit_wait(struct amdgpu_ring *ring,
691 struct amdgpu_semaphore *semaphore);
692 void amdgpu_semaphore_free(struct amdgpu_device *adev,
693 struct amdgpu_semaphore **semaphore,
694 struct amdgpu_fence *fence);
700 struct amdgpu_semaphore *semaphores[AMDGPU_NUM_SYNCS];
701 struct amdgpu_fence *sync_to[AMDGPU_MAX_RINGS];
702 struct amdgpu_fence *last_vm_update;
705 void amdgpu_sync_create(struct amdgpu_sync *sync);
706 int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
708 int amdgpu_sync_resv(struct amdgpu_device *adev,
709 struct amdgpu_sync *sync,
710 struct reservation_object *resv,
712 int amdgpu_sync_rings(struct amdgpu_sync *sync,
713 struct amdgpu_ring *ring);
714 void amdgpu_sync_free(struct amdgpu_device *adev, struct amdgpu_sync *sync,
715 struct amdgpu_fence *fence);
718 * GART structures, functions & helpers
722 #define AMDGPU_GPU_PAGE_SIZE 4096
723 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
724 #define AMDGPU_GPU_PAGE_SHIFT 12
725 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
728 dma_addr_t table_addr;
729 struct amdgpu_bo *robj;
731 unsigned num_gpu_pages;
732 unsigned num_cpu_pages;
735 dma_addr_t *pages_addr;
737 const struct amdgpu_gart_funcs *gart_funcs;
740 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
741 void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
742 int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
743 void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
744 int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
745 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
746 int amdgpu_gart_init(struct amdgpu_device *adev);
747 void amdgpu_gart_fini(struct amdgpu_device *adev);
748 void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset,
750 int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset,
751 int pages, struct page **pagelist,
752 dma_addr_t *dma_addr, uint32_t flags);
755 * GPU MC structures, functions & helpers
758 resource_size_t aper_size;
759 resource_size_t aper_base;
760 resource_size_t agp_base;
761 /* for some chips with <= 32MB we need to lie
762 * about vram size near mc fb location */
764 u64 visible_vram_size;
775 const struct firmware *fw; /* MC firmware */
777 struct amdgpu_irq_src vm_fault;
782 * GPU doorbell structures, functions & helpers
784 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
786 AMDGPU_DOORBELL_KIQ = 0x000,
787 AMDGPU_DOORBELL_HIQ = 0x001,
788 AMDGPU_DOORBELL_DIQ = 0x002,
789 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
790 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
791 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
792 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
793 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
794 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
795 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
796 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
797 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
798 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
799 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
800 AMDGPU_DOORBELL_IH = 0x1E8,
801 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
802 AMDGPU_DOORBELL_INVALID = 0xFFFF
803 } AMDGPU_DOORBELL_ASSIGNMENT;
805 struct amdgpu_doorbell {
807 resource_size_t base;
808 resource_size_t size;
810 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
813 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
814 phys_addr_t *aperture_base,
815 size_t *aperture_size,
816 size_t *start_offset);
822 struct amdgpu_flip_work {
823 struct work_struct flip_work;
824 struct work_struct unpin_work;
825 struct amdgpu_device *adev;
828 struct drm_pending_vblank_event *event;
829 struct amdgpu_bo *old_rbo;
839 struct amdgpu_sa_bo *sa_bo;
843 struct amdgpu_ring *ring;
844 struct amdgpu_fence *fence;
845 struct amdgpu_user_fence *user;
846 struct amdgpu_vm *vm;
847 struct amdgpu_ctx *ctx;
848 struct amdgpu_sync sync;
849 uint32_t gds_base, gds_size;
850 uint32_t gws_base, gws_size;
851 uint32_t oa_base, oa_size;
853 /* resulting sequence number */
857 enum amdgpu_ring_type {
858 AMDGPU_RING_TYPE_GFX,
859 AMDGPU_RING_TYPE_COMPUTE,
860 AMDGPU_RING_TYPE_SDMA,
861 AMDGPU_RING_TYPE_UVD,
865 extern struct amd_sched_backend_ops amdgpu_sched_ops;
867 int amdgpu_sched_ib_submit_kernel_helper(struct amdgpu_device *adev,
868 struct amdgpu_ring *ring,
869 struct amdgpu_ib *ibs,
871 int (*free_job)(struct amdgpu_cs_parser *),
875 struct amdgpu_device *adev;
876 const struct amdgpu_ring_funcs *funcs;
877 struct amdgpu_fence_driver fence_drv;
878 struct amd_gpu_scheduler *scheduler;
880 spinlock_t fence_lock;
881 struct mutex *ring_lock;
882 struct amdgpu_bo *ring_obj;
883 volatile uint32_t *ring;
885 u64 next_rptr_gpu_addr;
886 volatile u32 *next_rptr_cpu_addr;
890 unsigned ring_free_dw;
893 atomic64_t last_activity;
900 u64 last_semaphore_signal_addr;
901 u64 last_semaphore_wait_addr;
905 struct amdgpu_bo *mqd_obj;
909 unsigned next_rptr_offs;
911 struct amdgpu_ctx *current_ctx;
912 enum amdgpu_ring_type type;
921 /* maximum number of VMIDs */
922 #define AMDGPU_NUM_VM 16
924 /* number of entries in page table */
925 #define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
927 /* PTBs (Page Table Blocks) need to be aligned to 32K */
928 #define AMDGPU_VM_PTB_ALIGN_SIZE 32768
929 #define AMDGPU_VM_PTB_ALIGN_MASK (AMDGPU_VM_PTB_ALIGN_SIZE - 1)
930 #define AMDGPU_VM_PTB_ALIGN(a) (((a) + AMDGPU_VM_PTB_ALIGN_MASK) & ~AMDGPU_VM_PTB_ALIGN_MASK)
932 #define AMDGPU_PTE_VALID (1 << 0)
933 #define AMDGPU_PTE_SYSTEM (1 << 1)
934 #define AMDGPU_PTE_SNOOPED (1 << 2)
937 #define AMDGPU_PTE_EXECUTABLE (1 << 4)
939 #define AMDGPU_PTE_READABLE (1 << 5)
940 #define AMDGPU_PTE_WRITEABLE (1 << 6)
942 /* PTE (Page Table Entry) fragment field for different page sizes */
943 #define AMDGPU_PTE_FRAG_4KB (0 << 7)
944 #define AMDGPU_PTE_FRAG_64KB (4 << 7)
945 #define AMDGPU_LOG2_PAGES_PER_FRAG 4
947 struct amdgpu_vm_pt {
948 struct amdgpu_bo *bo;
952 struct amdgpu_vm_id {
954 uint64_t pd_gpu_addr;
955 /* last flushed PD/PT update */
956 struct amdgpu_fence *flushed_updates;
957 /* last use of vmid */
958 struct amdgpu_fence *last_id_use;
966 /* protecting invalidated and freed */
967 spinlock_t status_lock;
969 /* BOs moved, but not yet updated in the PT */
970 struct list_head invalidated;
972 /* BOs freed, but not yet updated in the PT */
973 struct list_head freed;
975 /* contains the page directory */
976 struct amdgpu_bo *page_directory;
977 unsigned max_pde_used;
979 /* array of page tables, one for each page directory entry */
980 struct amdgpu_vm_pt *page_tables;
982 /* for id and flush management per ring */
983 struct amdgpu_vm_id ids[AMDGPU_MAX_RINGS];
986 struct amdgpu_vm_manager {
987 struct amdgpu_fence *active[AMDGPU_NUM_VM];
989 /* number of VMIDs */
991 /* vram base address for page table entry */
992 u64 vram_base_offset;
995 /* for hw to save the PD addr on suspend/resume */
996 uint32_t saved_table_addr[AMDGPU_NUM_VM];
997 /* vm pte handling */
998 const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
999 struct amdgpu_ring *vm_pte_funcs_ring;
1003 * context related structures
1006 #define AMDGPU_CTX_MAX_CS_PENDING 16
1008 struct amdgpu_ctx_ring {
1010 struct fence *fences[AMDGPU_CTX_MAX_CS_PENDING];
1011 struct amd_context_entity c_entity;
1015 struct kref refcount;
1016 struct amdgpu_device *adev;
1017 unsigned reset_counter;
1018 spinlock_t ring_lock;
1019 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
1022 struct amdgpu_ctx_mgr {
1023 struct amdgpu_device *adev;
1025 /* protected by lock */
1026 struct idr ctx_handles;
1029 int amdgpu_ctx_alloc(struct amdgpu_device *adev, struct amdgpu_fpriv *fpriv,
1031 int amdgpu_ctx_free(struct amdgpu_device *adev, struct amdgpu_fpriv *fpriv,
1034 void amdgpu_ctx_fini(struct amdgpu_fpriv *fpriv);
1036 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
1037 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
1039 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
1040 struct fence *fence, uint64_t queued_seq);
1041 struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
1042 struct amdgpu_ring *ring, uint64_t seq);
1044 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
1045 struct drm_file *filp);
1049 * file private structure
1052 struct amdgpu_fpriv {
1053 struct amdgpu_vm vm;
1054 struct mutex bo_list_lock;
1055 struct idr bo_list_handles;
1056 struct amdgpu_ctx_mgr ctx_mgr;
1063 struct amdgpu_bo_list {
1065 struct amdgpu_bo *gds_obj;
1066 struct amdgpu_bo *gws_obj;
1067 struct amdgpu_bo *oa_obj;
1069 unsigned num_entries;
1070 struct amdgpu_bo_list_entry *array;
1073 struct amdgpu_bo_list *
1074 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
1075 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
1076 void amdgpu_bo_list_copy(struct amdgpu_device *adev,
1077 struct amdgpu_bo_list *dst,
1078 struct amdgpu_bo_list *src);
1079 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
1084 #include "clearstate_defs.h"
1087 /* for power gating */
1088 struct amdgpu_bo *save_restore_obj;
1089 uint64_t save_restore_gpu_addr;
1090 volatile uint32_t *sr_ptr;
1091 const u32 *reg_list;
1093 /* for clear state */
1094 struct amdgpu_bo *clear_state_obj;
1095 uint64_t clear_state_gpu_addr;
1096 volatile uint32_t *cs_ptr;
1097 const struct cs_section_def *cs_data;
1098 u32 clear_state_size;
1100 struct amdgpu_bo *cp_table_obj;
1101 uint64_t cp_table_gpu_addr;
1102 volatile uint32_t *cp_table_ptr;
1107 struct amdgpu_bo *hpd_eop_obj;
1108 u64 hpd_eop_gpu_addr;
1115 * GPU scratch registers structures, functions & helpers
1117 struct amdgpu_scratch {
1125 * GFX configurations
1127 struct amdgpu_gca_config {
1128 unsigned max_shader_engines;
1129 unsigned max_tile_pipes;
1130 unsigned max_cu_per_sh;
1131 unsigned max_sh_per_se;
1132 unsigned max_backends_per_se;
1133 unsigned max_texture_channel_caches;
1135 unsigned max_gs_threads;
1136 unsigned max_hw_contexts;
1137 unsigned sc_prim_fifo_size_frontend;
1138 unsigned sc_prim_fifo_size_backend;
1139 unsigned sc_hiz_tile_fifo_size;
1140 unsigned sc_earlyz_tile_fifo_size;
1142 unsigned num_tile_pipes;
1143 unsigned backend_enable_mask;
1144 unsigned mem_max_burst_length_bytes;
1145 unsigned mem_row_size_in_kb;
1146 unsigned shader_engine_tile_size;
1148 unsigned multi_gpu_tile_size;
1149 unsigned mc_arb_ramcfg;
1150 unsigned gb_addr_config;
1152 uint32_t tile_mode_array[32];
1153 uint32_t macrotile_mode_array[16];
1157 struct mutex gpu_clock_mutex;
1158 struct amdgpu_gca_config config;
1159 struct amdgpu_rlc rlc;
1160 struct amdgpu_mec mec;
1161 struct amdgpu_scratch scratch;
1162 const struct firmware *me_fw; /* ME firmware */
1163 uint32_t me_fw_version;
1164 const struct firmware *pfp_fw; /* PFP firmware */
1165 uint32_t pfp_fw_version;
1166 const struct firmware *ce_fw; /* CE firmware */
1167 uint32_t ce_fw_version;
1168 const struct firmware *rlc_fw; /* RLC firmware */
1169 uint32_t rlc_fw_version;
1170 const struct firmware *mec_fw; /* MEC firmware */
1171 uint32_t mec_fw_version;
1172 const struct firmware *mec2_fw; /* MEC2 firmware */
1173 uint32_t mec2_fw_version;
1174 uint32_t me_feature_version;
1175 uint32_t ce_feature_version;
1176 uint32_t pfp_feature_version;
1177 uint32_t rlc_feature_version;
1178 uint32_t mec_feature_version;
1179 uint32_t mec2_feature_version;
1180 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1181 unsigned num_gfx_rings;
1182 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1183 unsigned num_compute_rings;
1184 struct amdgpu_irq_src eop_irq;
1185 struct amdgpu_irq_src priv_reg_irq;
1186 struct amdgpu_irq_src priv_inst_irq;
1188 uint32_t gfx_current_status;
1189 /* sync signal for const engine */
1190 unsigned ce_sync_offs;
1192 unsigned ce_ram_size;
1195 int amdgpu_ib_get(struct amdgpu_ring *ring, struct amdgpu_vm *vm,
1196 unsigned size, struct amdgpu_ib *ib);
1197 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib);
1198 int amdgpu_ib_schedule(struct amdgpu_device *adev, unsigned num_ibs,
1199 struct amdgpu_ib *ib, void *owner);
1200 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1201 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1202 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1203 /* Ring access between begin & end cannot sleep */
1204 void amdgpu_ring_free_size(struct amdgpu_ring *ring);
1205 int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
1206 int amdgpu_ring_lock(struct amdgpu_ring *ring, unsigned ndw);
1207 void amdgpu_ring_commit(struct amdgpu_ring *ring);
1208 void amdgpu_ring_unlock_commit(struct amdgpu_ring *ring);
1209 void amdgpu_ring_undo(struct amdgpu_ring *ring);
1210 void amdgpu_ring_unlock_undo(struct amdgpu_ring *ring);
1211 void amdgpu_ring_lockup_update(struct amdgpu_ring *ring);
1212 bool amdgpu_ring_test_lockup(struct amdgpu_ring *ring);
1213 unsigned amdgpu_ring_backup(struct amdgpu_ring *ring,
1215 int amdgpu_ring_restore(struct amdgpu_ring *ring,
1216 unsigned size, uint32_t *data);
1217 int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
1218 unsigned ring_size, u32 nop, u32 align_mask,
1219 struct amdgpu_irq_src *irq_src, unsigned irq_type,
1220 enum amdgpu_ring_type ring_type);
1221 void amdgpu_ring_fini(struct amdgpu_ring *ring);
1226 struct amdgpu_cs_chunk {
1230 void __user *user_ptr;
1233 union amdgpu_sched_job_param {
1235 struct amdgpu_vm *vm;
1238 struct amdgpu_fence **fence;
1242 struct amdgpu_bo *bo;
1246 struct amdgpu_cs_parser {
1247 struct amdgpu_device *adev;
1248 struct drm_file *filp;
1249 struct amdgpu_ctx *ctx;
1250 struct amdgpu_bo_list *bo_list;
1253 struct amdgpu_cs_chunk *chunks;
1255 struct amdgpu_bo_list_entry *vm_bos;
1256 struct list_head validated;
1258 struct amdgpu_ib *ibs;
1261 struct ww_acquire_ctx ticket;
1264 struct amdgpu_user_fence uf;
1266 struct amdgpu_ring *ring;
1267 struct mutex job_lock;
1268 struct work_struct job_work;
1269 int (*prepare_job)(struct amdgpu_cs_parser *sched_job);
1270 union amdgpu_sched_job_param job_param;
1271 int (*run_job)(struct amdgpu_cs_parser *sched_job);
1272 int (*free_job)(struct amdgpu_cs_parser *sched_job);
1275 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p, uint32_t ib_idx, int idx)
1277 return p->ibs[ib_idx].ptr[idx];
1283 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1286 struct amdgpu_bo *wb_obj;
1287 volatile uint32_t *wb;
1289 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1290 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1293 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1294 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1297 * struct amdgpu_pm - power management datas
1298 * It keeps track of various data needed to take powermanagement decision.
1301 enum amdgpu_pm_state_type {
1302 /* not used for dpm */
1303 POWER_STATE_TYPE_DEFAULT,
1304 POWER_STATE_TYPE_POWERSAVE,
1305 /* user selectable states */
1306 POWER_STATE_TYPE_BATTERY,
1307 POWER_STATE_TYPE_BALANCED,
1308 POWER_STATE_TYPE_PERFORMANCE,
1309 /* internal states */
1310 POWER_STATE_TYPE_INTERNAL_UVD,
1311 POWER_STATE_TYPE_INTERNAL_UVD_SD,
1312 POWER_STATE_TYPE_INTERNAL_UVD_HD,
1313 POWER_STATE_TYPE_INTERNAL_UVD_HD2,
1314 POWER_STATE_TYPE_INTERNAL_UVD_MVC,
1315 POWER_STATE_TYPE_INTERNAL_BOOT,
1316 POWER_STATE_TYPE_INTERNAL_THERMAL,
1317 POWER_STATE_TYPE_INTERNAL_ACPI,
1318 POWER_STATE_TYPE_INTERNAL_ULV,
1319 POWER_STATE_TYPE_INTERNAL_3DPERF,
1322 enum amdgpu_int_thermal_type {
1324 THERMAL_TYPE_EXTERNAL,
1325 THERMAL_TYPE_EXTERNAL_GPIO,
1328 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1329 THERMAL_TYPE_EVERGREEN,
1333 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1338 enum amdgpu_dpm_auto_throttle_src {
1339 AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
1340 AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1343 enum amdgpu_dpm_event_src {
1344 AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
1345 AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
1346 AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
1347 AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1348 AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1351 #define AMDGPU_MAX_VCE_LEVELS 6
1353 enum amdgpu_vce_level {
1354 AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1355 AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1356 AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1357 AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1358 AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1359 AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1363 u32 caps; /* vbios flags */
1364 u32 class; /* vbios flags */
1365 u32 class2; /* vbios flags */
1373 enum amdgpu_vce_level vce_level;
1378 struct amdgpu_dpm_thermal {
1379 /* thermal interrupt work */
1380 struct work_struct work;
1381 /* low temperature threshold */
1383 /* high temperature threshold */
1385 /* was last interrupt low to high or high to low */
1387 /* interrupt source */
1388 struct amdgpu_irq_src irq;
1391 enum amdgpu_clk_action
1397 struct amdgpu_blacklist_clocks
1401 enum amdgpu_clk_action action;
1404 struct amdgpu_clock_and_voltage_limits {
1411 struct amdgpu_clock_array {
1416 struct amdgpu_clock_voltage_dependency_entry {
1421 struct amdgpu_clock_voltage_dependency_table {
1423 struct amdgpu_clock_voltage_dependency_entry *entries;
1426 union amdgpu_cac_leakage_entry {
1438 struct amdgpu_cac_leakage_table {
1440 union amdgpu_cac_leakage_entry *entries;
1443 struct amdgpu_phase_shedding_limits_entry {
1449 struct amdgpu_phase_shedding_limits_table {
1451 struct amdgpu_phase_shedding_limits_entry *entries;
1454 struct amdgpu_uvd_clock_voltage_dependency_entry {
1460 struct amdgpu_uvd_clock_voltage_dependency_table {
1462 struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
1465 struct amdgpu_vce_clock_voltage_dependency_entry {
1471 struct amdgpu_vce_clock_voltage_dependency_table {
1473 struct amdgpu_vce_clock_voltage_dependency_entry *entries;
1476 struct amdgpu_ppm_table {
1478 u16 cpu_core_number;
1480 u32 small_ac_platform_tdp;
1482 u32 small_ac_platform_tdc;
1489 struct amdgpu_cac_tdp_table {
1491 u16 configurable_tdp;
1493 u16 battery_power_limit;
1494 u16 small_power_limit;
1495 u16 low_cac_leakage;
1496 u16 high_cac_leakage;
1497 u16 maximum_power_delivery_limit;
1500 struct amdgpu_dpm_dynamic_state {
1501 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
1502 struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
1503 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
1504 struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1505 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1506 struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1507 struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1508 struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1509 struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1510 struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
1511 struct amdgpu_clock_array valid_sclk_values;
1512 struct amdgpu_clock_array valid_mclk_values;
1513 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
1514 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
1515 u32 mclk_sclk_ratio;
1516 u32 sclk_mclk_delta;
1517 u16 vddc_vddci_delta;
1518 u16 min_vddc_for_pcie_gen2;
1519 struct amdgpu_cac_leakage_table cac_leakage_table;
1520 struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
1521 struct amdgpu_ppm_table *ppm_table;
1522 struct amdgpu_cac_tdp_table *cac_tdp_table;
1525 struct amdgpu_dpm_fan {
1536 u16 default_max_fan_pwm;
1537 u16 default_fan_output_sensitivity;
1538 u16 fan_output_sensitivity;
1539 bool ucode_fan_control;
1542 enum amdgpu_pcie_gen {
1543 AMDGPU_PCIE_GEN1 = 0,
1544 AMDGPU_PCIE_GEN2 = 1,
1545 AMDGPU_PCIE_GEN3 = 2,
1546 AMDGPU_PCIE_GEN_INVALID = 0xffff
1549 enum amdgpu_dpm_forced_level {
1550 AMDGPU_DPM_FORCED_LEVEL_AUTO = 0,
1551 AMDGPU_DPM_FORCED_LEVEL_LOW = 1,
1552 AMDGPU_DPM_FORCED_LEVEL_HIGH = 2,
1555 struct amdgpu_vce_state {
1566 struct amdgpu_dpm_funcs {
1567 int (*get_temperature)(struct amdgpu_device *adev);
1568 int (*pre_set_power_state)(struct amdgpu_device *adev);
1569 int (*set_power_state)(struct amdgpu_device *adev);
1570 void (*post_set_power_state)(struct amdgpu_device *adev);
1571 void (*display_configuration_changed)(struct amdgpu_device *adev);
1572 u32 (*get_sclk)(struct amdgpu_device *adev, bool low);
1573 u32 (*get_mclk)(struct amdgpu_device *adev, bool low);
1574 void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps);
1575 void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m);
1576 int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level);
1577 bool (*vblank_too_short)(struct amdgpu_device *adev);
1578 void (*powergate_uvd)(struct amdgpu_device *adev, bool gate);
1579 void (*powergate_vce)(struct amdgpu_device *adev, bool gate);
1580 void (*enable_bapm)(struct amdgpu_device *adev, bool enable);
1581 void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode);
1582 u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
1583 int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
1584 int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
1588 struct amdgpu_ps *ps;
1589 /* number of valid power states */
1591 /* current power state that is active */
1592 struct amdgpu_ps *current_ps;
1593 /* requested power state */
1594 struct amdgpu_ps *requested_ps;
1595 /* boot up power state */
1596 struct amdgpu_ps *boot_ps;
1597 /* default uvd power state */
1598 struct amdgpu_ps *uvd_ps;
1599 /* vce requirements */
1600 struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS];
1601 enum amdgpu_vce_level vce_level;
1602 enum amdgpu_pm_state_type state;
1603 enum amdgpu_pm_state_type user_state;
1605 u32 voltage_response_time;
1606 u32 backbias_response_time;
1608 u32 new_active_crtcs;
1609 int new_active_crtc_count;
1610 u32 current_active_crtcs;
1611 int current_active_crtc_count;
1612 struct amdgpu_dpm_dynamic_state dyn_state;
1613 struct amdgpu_dpm_fan fan;
1616 u32 near_tdp_limit_adjusted;
1617 u32 sq_ramping_threshold;
1621 u16 load_line_slope;
1624 /* special states active */
1625 bool thermal_active;
1628 /* thermal handling */
1629 struct amdgpu_dpm_thermal thermal;
1631 enum amdgpu_dpm_forced_level forced_level;
1640 struct amdgpu_i2c_chan *i2c_bus;
1641 /* internal thermal controller on rv6xx+ */
1642 enum amdgpu_int_thermal_type int_thermal_type;
1643 struct device *int_hwmon_dev;
1644 /* fan control parameters */
1646 u8 fan_pulses_per_revolution;
1651 struct amdgpu_dpm dpm;
1652 const struct firmware *fw; /* SMC firmware */
1653 uint32_t fw_version;
1654 const struct amdgpu_dpm_funcs *funcs;
1660 #define AMDGPU_MAX_UVD_HANDLES 10
1661 #define AMDGPU_UVD_STACK_SIZE (1024*1024)
1662 #define AMDGPU_UVD_HEAP_SIZE (1024*1024)
1663 #define AMDGPU_UVD_FIRMWARE_OFFSET 256
1666 struct amdgpu_bo *vcpu_bo;
1670 atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
1671 struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
1672 struct delayed_work idle_work;
1673 const struct firmware *fw; /* UVD firmware */
1674 struct amdgpu_ring ring;
1675 struct amdgpu_irq_src irq;
1676 bool address_64_bit;
1682 #define AMDGPU_MAX_VCE_HANDLES 16
1683 #define AMDGPU_VCE_FIRMWARE_OFFSET 256
1685 #define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
1686 #define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
1689 struct amdgpu_bo *vcpu_bo;
1691 unsigned fw_version;
1692 unsigned fb_version;
1693 atomic_t handles[AMDGPU_MAX_VCE_HANDLES];
1694 struct drm_file *filp[AMDGPU_MAX_VCE_HANDLES];
1695 uint32_t img_size[AMDGPU_MAX_VCE_HANDLES];
1696 struct delayed_work idle_work;
1697 const struct firmware *fw; /* VCE firmware */
1698 struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
1699 struct amdgpu_irq_src irq;
1700 unsigned harvest_config;
1706 struct amdgpu_sdma {
1708 const struct firmware *fw;
1709 uint32_t fw_version;
1710 uint32_t feature_version;
1712 struct amdgpu_ring ring;
1718 struct amdgpu_firmware {
1719 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1721 struct amdgpu_bo *fw_buf;
1722 unsigned int fw_size;
1728 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1734 void amdgpu_test_moves(struct amdgpu_device *adev);
1735 void amdgpu_test_ring_sync(struct amdgpu_device *adev,
1736 struct amdgpu_ring *cpA,
1737 struct amdgpu_ring *cpB);
1738 void amdgpu_test_syncing(struct amdgpu_device *adev);
1743 #if defined(CONFIG_MMU_NOTIFIER)
1744 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1745 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1747 static int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1751 static void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1757 struct amdgpu_debugfs {
1758 struct drm_info_list *files;
1762 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1763 struct drm_info_list *files,
1765 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1767 #if defined(CONFIG_DEBUG_FS)
1768 int amdgpu_debugfs_init(struct drm_minor *minor);
1769 void amdgpu_debugfs_cleanup(struct drm_minor *minor);
1773 * amdgpu smumgr functions
1775 struct amdgpu_smumgr_funcs {
1776 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1777 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1778 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1784 struct amdgpu_smumgr {
1785 struct amdgpu_bo *toc_buf;
1786 struct amdgpu_bo *smu_buf;
1787 /* asic priv smu data */
1789 spinlock_t smu_lock;
1790 /* smumgr functions */
1791 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1792 /* ucode loading complete flag */
1797 * ASIC specific register table accessible by UMD
1799 struct amdgpu_allowed_register_entry {
1800 uint32_t reg_offset;
1805 struct amdgpu_cu_info {
1806 uint32_t number; /* total active CU number */
1807 uint32_t ao_cu_mask;
1808 uint32_t bitmap[4][4];
1813 * ASIC specific functions.
1815 struct amdgpu_asic_funcs {
1816 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1817 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1818 u32 sh_num, u32 reg_offset, u32 *value);
1819 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1820 int (*reset)(struct amdgpu_device *adev);
1821 /* wait for mc_idle */
1822 int (*wait_for_mc_idle)(struct amdgpu_device *adev);
1823 /* get the reference clock */
1824 u32 (*get_xclk)(struct amdgpu_device *adev);
1825 /* get the gpu clock counter */
1826 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1827 int (*get_cu_info)(struct amdgpu_device *adev, struct amdgpu_cu_info *info);
1828 /* MM block clocks */
1829 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1830 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1836 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1837 struct drm_file *filp);
1838 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1839 struct drm_file *filp);
1841 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1842 struct drm_file *filp);
1843 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1844 struct drm_file *filp);
1845 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1846 struct drm_file *filp);
1847 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1848 struct drm_file *filp);
1849 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1850 struct drm_file *filp);
1851 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1852 struct drm_file *filp);
1853 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1854 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1856 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1857 struct drm_file *filp);
1859 /* VRAM scratch page for HDP bug, default vram page */
1860 struct amdgpu_vram_scratch {
1861 struct amdgpu_bo *robj;
1862 volatile uint32_t *ptr;
1869 struct amdgpu_atif_notification_cfg {
1874 struct amdgpu_atif_notifications {
1875 bool display_switch;
1876 bool expansion_mode_change;
1878 bool forced_power_state;
1879 bool system_power_state;
1880 bool display_conf_change;
1882 bool brightness_change;
1883 bool dgpu_display_event;
1886 struct amdgpu_atif_functions {
1888 bool sbios_requests;
1889 bool select_active_disp;
1891 bool get_tv_standard;
1892 bool set_tv_standard;
1893 bool get_panel_expansion_mode;
1894 bool set_panel_expansion_mode;
1895 bool temperature_change;
1896 bool graphics_device_types;
1899 struct amdgpu_atif {
1900 struct amdgpu_atif_notifications notifications;
1901 struct amdgpu_atif_functions functions;
1902 struct amdgpu_atif_notification_cfg notification_cfg;
1903 struct amdgpu_encoder *encoder_for_bl;
1906 struct amdgpu_atcs_functions {
1910 bool pcie_bus_width;
1913 struct amdgpu_atcs {
1914 struct amdgpu_atcs_functions functions;
1920 void *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1921 void amdgpu_cgs_destroy_device(void *cgs_device);
1925 * Core structure, functions and helpers.
1927 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1928 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1930 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1931 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1933 struct amdgpu_ip_block_status {
1939 struct amdgpu_device {
1941 struct drm_device *ddev;
1942 struct pci_dev *pdev;
1943 struct rw_semaphore exclusive_lock;
1946 enum amd_asic_type asic_type;
1949 uint32_t external_rev_id;
1950 unsigned long flags;
1952 const struct amdgpu_asic_funcs *asic_funcs;
1958 struct work_struct reset_work;
1959 struct notifier_block acpi_nb;
1960 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1961 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1962 unsigned debugfs_count;
1963 #if defined(CONFIG_DEBUG_FS)
1964 struct dentry *debugfs_regs;
1966 struct amdgpu_atif atif;
1967 struct amdgpu_atcs atcs;
1968 struct mutex srbm_mutex;
1969 /* GRBM index mutex. Protects concurrent access to GRBM index */
1970 struct mutex grbm_idx_mutex;
1971 struct dev_pm_domain vga_pm_domain;
1972 bool have_disp_power_ref;
1977 uint16_t bios_header_start;
1978 struct amdgpu_bo *stollen_vga_memory;
1979 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1981 /* Register/doorbell mmio */
1982 resource_size_t rmmio_base;
1983 resource_size_t rmmio_size;
1984 void __iomem *rmmio;
1985 /* protects concurrent MM_INDEX/DATA based register access */
1986 spinlock_t mmio_idx_lock;
1987 /* protects concurrent SMC based register access */
1988 spinlock_t smc_idx_lock;
1989 amdgpu_rreg_t smc_rreg;
1990 amdgpu_wreg_t smc_wreg;
1991 /* protects concurrent PCIE register access */
1992 spinlock_t pcie_idx_lock;
1993 amdgpu_rreg_t pcie_rreg;
1994 amdgpu_wreg_t pcie_wreg;
1995 /* protects concurrent UVD register access */
1996 spinlock_t uvd_ctx_idx_lock;
1997 amdgpu_rreg_t uvd_ctx_rreg;
1998 amdgpu_wreg_t uvd_ctx_wreg;
1999 /* protects concurrent DIDT register access */
2000 spinlock_t didt_idx_lock;
2001 amdgpu_rreg_t didt_rreg;
2002 amdgpu_wreg_t didt_wreg;
2003 /* protects concurrent ENDPOINT (audio) register access */
2004 spinlock_t audio_endpt_idx_lock;
2005 amdgpu_block_rreg_t audio_endpt_rreg;
2006 amdgpu_block_wreg_t audio_endpt_wreg;
2007 void __iomem *rio_mem;
2008 resource_size_t rio_mem_size;
2009 struct amdgpu_doorbell doorbell;
2011 /* clock/pll info */
2012 struct amdgpu_clock clock;
2015 struct amdgpu_mc mc;
2016 struct amdgpu_gart gart;
2017 struct amdgpu_dummy_page dummy_page;
2018 struct amdgpu_vm_manager vm_manager;
2020 /* memory management */
2021 struct amdgpu_mman mman;
2022 struct amdgpu_gem gem;
2023 struct amdgpu_vram_scratch vram_scratch;
2024 struct amdgpu_wb wb;
2025 atomic64_t vram_usage;
2026 atomic64_t vram_vis_usage;
2027 atomic64_t gtt_usage;
2028 atomic64_t num_bytes_moved;
2029 atomic_t gpu_reset_counter;
2032 struct amdgpu_mode_info mode_info;
2033 struct work_struct hotplug_work;
2034 struct amdgpu_irq_src crtc_irq;
2035 struct amdgpu_irq_src pageflip_irq;
2036 struct amdgpu_irq_src hpd_irq;
2039 wait_queue_head_t fence_queue;
2040 unsigned fence_context;
2041 struct mutex ring_lock;
2043 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
2045 struct amdgpu_sa_manager ring_tmp_bo;
2048 struct amdgpu_irq irq;
2051 struct amdgpu_pm pm;
2056 struct amdgpu_smumgr smu;
2059 struct amdgpu_gfx gfx;
2062 struct amdgpu_sdma sdma[2];
2063 struct amdgpu_irq_src sdma_trap_irq;
2064 struct amdgpu_irq_src sdma_illegal_inst_irq;
2068 struct amdgpu_uvd uvd;
2071 struct amdgpu_vce vce;
2074 struct amdgpu_firmware firmware;
2077 struct amdgpu_gds gds;
2079 const struct amdgpu_ip_block_version *ip_blocks;
2081 struct amdgpu_ip_block_status *ip_block_status;
2082 struct mutex mn_lock;
2083 DECLARE_HASHTABLE(mn_hash, 7);
2085 /* tracking pinned memory */
2089 /* amdkfd interface */
2090 struct kfd_dev *kfd;
2092 /* kernel conext for IB submission */
2093 struct amdgpu_ctx *kernel_ctx;
2096 bool amdgpu_device_is_px(struct drm_device *dev);
2097 int amdgpu_device_init(struct amdgpu_device *adev,
2098 struct drm_device *ddev,
2099 struct pci_dev *pdev,
2101 void amdgpu_device_fini(struct amdgpu_device *adev);
2102 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
2104 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
2105 bool always_indirect);
2106 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
2107 bool always_indirect);
2108 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
2109 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
2111 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
2112 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
2117 extern const struct fence_ops amdgpu_fence_ops;
2118 static inline struct amdgpu_fence *to_amdgpu_fence(struct fence *f)
2120 struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base);
2122 if (__f->base.ops == &amdgpu_fence_ops)
2129 * Registers read & write functions.
2131 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
2132 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
2133 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
2134 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
2135 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
2136 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2137 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2138 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
2139 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
2140 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
2141 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
2142 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
2143 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
2144 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
2145 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
2146 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
2147 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
2148 #define WREG32_P(reg, val, mask) \
2150 uint32_t tmp_ = RREG32(reg); \
2152 tmp_ |= ((val) & ~(mask)); \
2153 WREG32(reg, tmp_); \
2155 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2156 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2157 #define WREG32_PLL_P(reg, val, mask) \
2159 uint32_t tmp_ = RREG32_PLL(reg); \
2161 tmp_ |= ((val) & ~(mask)); \
2162 WREG32_PLL(reg, tmp_); \
2164 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
2165 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
2166 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
2168 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
2169 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
2171 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
2172 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
2174 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
2175 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
2176 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
2178 #define REG_GET_FIELD(value, reg, field) \
2179 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
2184 #define RBIOS8(i) (adev->bios[i])
2185 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2186 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2191 static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
2193 if (ring->count_dw <= 0)
2194 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
2195 ring->ring[ring->wptr++] = v;
2196 ring->wptr &= ring->ptr_mask;
2198 ring->ring_free_dw--;
2204 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
2205 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
2206 #define amdgpu_asic_wait_for_mc_idle(adev) (adev)->asic_funcs->wait_for_mc_idle((adev))
2207 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
2208 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
2209 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
2210 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
2211 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
2212 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
2213 #define amdgpu_asic_get_cu_info(adev, info) (adev)->asic_funcs->get_cu_info((adev), (info))
2214 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
2215 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
2216 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
2217 #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)))
2218 #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)))
2219 #define amdgpu_vm_pad_ib(adev, ib) ((adev)->vm_manager.vm_pte_funcs->pad_ib((ib)))
2220 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
2221 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
2222 #define amdgpu_ring_test_ib(r) (r)->funcs->test_ib((r))
2223 #define amdgpu_ring_is_lockup(r) (r)->funcs->is_lockup((r))
2224 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
2225 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
2226 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
2227 #define amdgpu_ring_emit_ib(r, ib) (r)->funcs->emit_ib((r), (ib))
2228 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
2229 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
2230 #define amdgpu_ring_emit_semaphore(r, semaphore, emit_wait) (r)->funcs->emit_semaphore((r), (semaphore), (emit_wait))
2231 #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))
2232 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
2233 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
2234 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
2235 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
2236 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
2237 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
2238 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
2239 #define amdgpu_display_is_display_hung(adev) (adev)->mode_info.funcs->is_display_hung((adev))
2240 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
2241 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
2242 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
2243 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
2244 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
2245 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
2246 #define amdgpu_display_page_flip(adev, crtc, base) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base))
2247 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
2248 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
2249 #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))
2250 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
2251 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
2252 #define amdgpu_emit_copy_buffer(adev, r, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((r), (s), (d), (b))
2253 #define amdgpu_emit_fill_buffer(adev, r, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((r), (s), (d), (b))
2254 #define amdgpu_dpm_get_temperature(adev) (adev)->pm.funcs->get_temperature((adev))
2255 #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
2256 #define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
2257 #define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
2258 #define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
2259 #define amdgpu_dpm_get_sclk(adev, l) (adev)->pm.funcs->get_sclk((adev), (l))
2260 #define amdgpu_dpm_get_mclk(adev, l) (adev)->pm.funcs->get_mclk((adev), (l))
2261 #define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
2262 #define amdgpu_dpm_debugfs_print_current_performance_level(adev, m) (adev)->pm.funcs->debugfs_print_current_performance_level((adev), (m))
2263 #define amdgpu_dpm_force_performance_level(adev, l) (adev)->pm.funcs->force_performance_level((adev), (l))
2264 #define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
2265 #define amdgpu_dpm_powergate_uvd(adev, g) (adev)->pm.funcs->powergate_uvd((adev), (g))
2266 #define amdgpu_dpm_powergate_vce(adev, g) (adev)->pm.funcs->powergate_vce((adev), (g))
2267 #define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
2268 #define amdgpu_dpm_set_fan_control_mode(adev, m) (adev)->pm.funcs->set_fan_control_mode((adev), (m))
2269 #define amdgpu_dpm_get_fan_control_mode(adev) (adev)->pm.funcs->get_fan_control_mode((adev))
2270 #define amdgpu_dpm_set_fan_speed_percent(adev, s) (adev)->pm.funcs->set_fan_speed_percent((adev), (s))
2271 #define amdgpu_dpm_get_fan_speed_percent(adev, s) (adev)->pm.funcs->get_fan_speed_percent((adev), (s))
2273 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
2275 /* Common functions */
2276 int amdgpu_gpu_reset(struct amdgpu_device *adev);
2277 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
2278 bool amdgpu_card_posted(struct amdgpu_device *adev);
2279 void amdgpu_update_display_priority(struct amdgpu_device *adev);
2280 bool amdgpu_boot_test_post_card(struct amdgpu_device *adev);
2281 struct amdgpu_cs_parser *amdgpu_cs_parser_create(struct amdgpu_device *adev,
2282 struct drm_file *filp,
2283 struct amdgpu_ctx *ctx,
2284 struct amdgpu_ib *ibs,
2287 int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
2288 int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
2289 u32 ip_instance, u32 ring,
2290 struct amdgpu_ring **out_ring);
2291 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *rbo, u32 domain);
2292 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
2293 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2295 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
2296 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
2297 uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
2298 struct ttm_mem_reg *mem);
2299 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
2300 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
2301 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
2302 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
2303 const u32 *registers,
2304 const u32 array_size);
2306 bool amdgpu_device_is_px(struct drm_device *dev);
2308 #if defined(CONFIG_VGA_SWITCHEROO)
2309 void amdgpu_register_atpx_handler(void);
2310 void amdgpu_unregister_atpx_handler(void);
2312 static inline void amdgpu_register_atpx_handler(void) {}
2313 static inline void amdgpu_unregister_atpx_handler(void) {}
2319 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
2320 extern int amdgpu_max_kms_ioctl;
2322 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
2323 int amdgpu_driver_unload_kms(struct drm_device *dev);
2324 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
2325 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
2326 void amdgpu_driver_postclose_kms(struct drm_device *dev,
2327 struct drm_file *file_priv);
2328 void amdgpu_driver_preclose_kms(struct drm_device *dev,
2329 struct drm_file *file_priv);
2330 int amdgpu_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2331 int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2332 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, int crtc);
2333 int amdgpu_enable_vblank_kms(struct drm_device *dev, int crtc);
2334 void amdgpu_disable_vblank_kms(struct drm_device *dev, int crtc);
2335 int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
2337 struct timeval *vblank_time,
2339 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
2345 int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
2346 void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
2347 struct amdgpu_bo_list_entry *amdgpu_vm_get_bos(struct amdgpu_device *adev,
2348 struct amdgpu_vm *vm,
2349 struct list_head *head);
2350 int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
2351 struct amdgpu_sync *sync);
2352 void amdgpu_vm_flush(struct amdgpu_ring *ring,
2353 struct amdgpu_vm *vm,
2354 struct amdgpu_fence *updates);
2355 void amdgpu_vm_fence(struct amdgpu_device *adev,
2356 struct amdgpu_vm *vm,
2357 struct amdgpu_fence *fence);
2358 uint64_t amdgpu_vm_map_gart(struct amdgpu_device *adev, uint64_t addr);
2359 int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
2360 struct amdgpu_vm *vm);
2361 int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
2362 struct amdgpu_vm *vm);
2363 int amdgpu_vm_clear_invalids(struct amdgpu_device *adev,
2364 struct amdgpu_vm *vm, struct amdgpu_sync *sync);
2365 int amdgpu_vm_bo_update(struct amdgpu_device *adev,
2366 struct amdgpu_bo_va *bo_va,
2367 struct ttm_mem_reg *mem);
2368 void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
2369 struct amdgpu_bo *bo);
2370 struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
2371 struct amdgpu_bo *bo);
2372 struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
2373 struct amdgpu_vm *vm,
2374 struct amdgpu_bo *bo);
2375 int amdgpu_vm_bo_map(struct amdgpu_device *adev,
2376 struct amdgpu_bo_va *bo_va,
2377 uint64_t addr, uint64_t offset,
2378 uint64_t size, uint32_t flags);
2379 int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
2380 struct amdgpu_bo_va *bo_va,
2382 void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
2383 struct amdgpu_bo_va *bo_va);
2386 * functions used by amdgpu_encoder.c
2388 struct amdgpu_afmt_acr {
2402 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
2405 #if defined(CONFIG_ACPI)
2406 int amdgpu_acpi_init(struct amdgpu_device *adev);
2407 void amdgpu_acpi_fini(struct amdgpu_device *adev);
2408 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
2409 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
2410 u8 perf_req, bool advertise);
2411 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
2413 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
2414 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
2417 struct amdgpu_bo_va_mapping *
2418 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
2419 uint64_t addr, struct amdgpu_bo **bo);
2421 #include "amdgpu_object.h"