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;
84 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
85 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
86 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
87 #define AMDGPU_IB_POOL_SIZE 16
88 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
89 #define AMDGPUFB_CONN_LIMIT 4
90 #define AMDGPU_BIOS_NUM_SCRATCH 8
92 /* max number of rings */
93 #define AMDGPU_MAX_RINGS 16
94 #define AMDGPU_MAX_GFX_RINGS 1
95 #define AMDGPU_MAX_COMPUTE_RINGS 8
96 #define AMDGPU_MAX_VCE_RINGS 2
98 /* number of hw syncs before falling back on blocking */
99 #define AMDGPU_NUM_SYNCS 4
101 /* hardcode that limit for now */
102 #define AMDGPU_VA_RESERVED_SIZE (8 << 20)
104 /* hard reset data */
105 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
108 #define AMDGPU_RESET_GFX (1 << 0)
109 #define AMDGPU_RESET_COMPUTE (1 << 1)
110 #define AMDGPU_RESET_DMA (1 << 2)
111 #define AMDGPU_RESET_CP (1 << 3)
112 #define AMDGPU_RESET_GRBM (1 << 4)
113 #define AMDGPU_RESET_DMA1 (1 << 5)
114 #define AMDGPU_RESET_RLC (1 << 6)
115 #define AMDGPU_RESET_SEM (1 << 7)
116 #define AMDGPU_RESET_IH (1 << 8)
117 #define AMDGPU_RESET_VMC (1 << 9)
118 #define AMDGPU_RESET_MC (1 << 10)
119 #define AMDGPU_RESET_DISPLAY (1 << 11)
120 #define AMDGPU_RESET_UVD (1 << 12)
121 #define AMDGPU_RESET_VCE (1 << 13)
122 #define AMDGPU_RESET_VCE1 (1 << 14)
125 #define AMDGPU_CG_BLOCK_GFX (1 << 0)
126 #define AMDGPU_CG_BLOCK_MC (1 << 1)
127 #define AMDGPU_CG_BLOCK_SDMA (1 << 2)
128 #define AMDGPU_CG_BLOCK_UVD (1 << 3)
129 #define AMDGPU_CG_BLOCK_VCE (1 << 4)
130 #define AMDGPU_CG_BLOCK_HDP (1 << 5)
131 #define AMDGPU_CG_BLOCK_BIF (1 << 6)
134 #define AMDGPU_CG_SUPPORT_GFX_MGCG (1 << 0)
135 #define AMDGPU_CG_SUPPORT_GFX_MGLS (1 << 1)
136 #define AMDGPU_CG_SUPPORT_GFX_CGCG (1 << 2)
137 #define AMDGPU_CG_SUPPORT_GFX_CGLS (1 << 3)
138 #define AMDGPU_CG_SUPPORT_GFX_CGTS (1 << 4)
139 #define AMDGPU_CG_SUPPORT_GFX_CGTS_LS (1 << 5)
140 #define AMDGPU_CG_SUPPORT_GFX_CP_LS (1 << 6)
141 #define AMDGPU_CG_SUPPORT_GFX_RLC_LS (1 << 7)
142 #define AMDGPU_CG_SUPPORT_MC_LS (1 << 8)
143 #define AMDGPU_CG_SUPPORT_MC_MGCG (1 << 9)
144 #define AMDGPU_CG_SUPPORT_SDMA_LS (1 << 10)
145 #define AMDGPU_CG_SUPPORT_SDMA_MGCG (1 << 11)
146 #define AMDGPU_CG_SUPPORT_BIF_LS (1 << 12)
147 #define AMDGPU_CG_SUPPORT_UVD_MGCG (1 << 13)
148 #define AMDGPU_CG_SUPPORT_VCE_MGCG (1 << 14)
149 #define AMDGPU_CG_SUPPORT_HDP_LS (1 << 15)
150 #define AMDGPU_CG_SUPPORT_HDP_MGCG (1 << 16)
153 #define AMDGPU_PG_SUPPORT_GFX_PG (1 << 0)
154 #define AMDGPU_PG_SUPPORT_GFX_SMG (1 << 1)
155 #define AMDGPU_PG_SUPPORT_GFX_DMG (1 << 2)
156 #define AMDGPU_PG_SUPPORT_UVD (1 << 3)
157 #define AMDGPU_PG_SUPPORT_VCE (1 << 4)
158 #define AMDGPU_PG_SUPPORT_CP (1 << 5)
159 #define AMDGPU_PG_SUPPORT_GDS (1 << 6)
160 #define AMDGPU_PG_SUPPORT_RLC_SMU_HS (1 << 7)
161 #define AMDGPU_PG_SUPPORT_SDMA (1 << 8)
162 #define AMDGPU_PG_SUPPORT_ACP (1 << 9)
163 #define AMDGPU_PG_SUPPORT_SAMU (1 << 10)
165 /* GFX current status */
166 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
167 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
168 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
169 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
170 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
172 /* max cursor sizes (in pixels) */
173 #define CIK_CURSOR_WIDTH 128
174 #define CIK_CURSOR_HEIGHT 128
176 struct amdgpu_device;
181 struct amdgpu_semaphore;
182 struct amdgpu_cs_parser;
183 struct amdgpu_irq_src;
187 AMDGPU_CP_IRQ_GFX_EOP = 0,
188 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
189 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
190 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
191 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
192 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
193 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
194 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
195 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
200 enum amdgpu_sdma_irq {
201 AMDGPU_SDMA_IRQ_TRAP0 = 0,
202 AMDGPU_SDMA_IRQ_TRAP1,
207 enum amdgpu_thermal_irq {
208 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
209 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
211 AMDGPU_THERMAL_IRQ_LAST
214 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
215 enum amd_ip_block_type block_type,
216 enum amd_clockgating_state state);
217 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
218 enum amd_ip_block_type block_type,
219 enum amd_powergating_state state);
221 struct amdgpu_ip_block_version {
222 enum amd_ip_block_type type;
226 const struct amd_ip_funcs *funcs;
229 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
230 enum amd_ip_block_type type,
231 u32 major, u32 minor);
233 const struct amdgpu_ip_block_version * amdgpu_get_ip_block(
234 struct amdgpu_device *adev,
235 enum amd_ip_block_type type);
237 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
238 struct amdgpu_buffer_funcs {
239 /* maximum bytes in a single operation */
240 uint32_t copy_max_bytes;
242 /* number of dw to reserve per operation */
243 unsigned copy_num_dw;
245 /* used for buffer migration */
246 void (*emit_copy_buffer)(struct amdgpu_ring *ring,
247 /* src addr in bytes */
249 /* dst addr in bytes */
251 /* number of byte to transfer */
252 uint32_t byte_count);
254 /* maximum bytes in a single operation */
255 uint32_t fill_max_bytes;
257 /* number of dw to reserve per operation */
258 unsigned fill_num_dw;
260 /* used for buffer clearing */
261 void (*emit_fill_buffer)(struct amdgpu_ring *ring,
262 /* value to write to memory */
264 /* dst addr in bytes */
266 /* number of byte to fill */
267 uint32_t byte_count);
270 /* provided by hw blocks that can write ptes, e.g., sdma */
271 struct amdgpu_vm_pte_funcs {
272 /* copy pte entries from GART */
273 void (*copy_pte)(struct amdgpu_ib *ib,
274 uint64_t pe, uint64_t src,
276 /* write pte one entry at a time with addr mapping */
277 void (*write_pte)(struct amdgpu_ib *ib,
279 uint64_t addr, unsigned count,
280 uint32_t incr, uint32_t flags);
281 /* for linear pte/pde updates without addr mapping */
282 void (*set_pte_pde)(struct amdgpu_ib *ib,
284 uint64_t addr, unsigned count,
285 uint32_t incr, uint32_t flags);
286 /* pad the indirect buffer to the necessary number of dw */
287 void (*pad_ib)(struct amdgpu_ib *ib);
290 /* provided by the gmc block */
291 struct amdgpu_gart_funcs {
292 /* flush the vm tlb via mmio */
293 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
295 /* write pte/pde updates using the cpu */
296 int (*set_pte_pde)(struct amdgpu_device *adev,
297 void *cpu_pt_addr, /* cpu addr of page table */
298 uint32_t gpu_page_idx, /* pte/pde to update */
299 uint64_t addr, /* addr to write into pte/pde */
300 uint32_t flags); /* access flags */
303 /* provided by the ih block */
304 struct amdgpu_ih_funcs {
305 /* ring read/write ptr handling, called from interrupt context */
306 u32 (*get_wptr)(struct amdgpu_device *adev);
307 void (*decode_iv)(struct amdgpu_device *adev,
308 struct amdgpu_iv_entry *entry);
309 void (*set_rptr)(struct amdgpu_device *adev);
312 /* provided by hw blocks that expose a ring buffer for commands */
313 struct amdgpu_ring_funcs {
314 /* ring read/write ptr handling */
315 u32 (*get_rptr)(struct amdgpu_ring *ring);
316 u32 (*get_wptr)(struct amdgpu_ring *ring);
317 void (*set_wptr)(struct amdgpu_ring *ring);
318 /* validating and patching of IBs */
319 int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx);
320 /* command emit functions */
321 void (*emit_ib)(struct amdgpu_ring *ring,
322 struct amdgpu_ib *ib);
323 void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr,
324 uint64_t seq, unsigned flags);
325 bool (*emit_semaphore)(struct amdgpu_ring *ring,
326 struct amdgpu_semaphore *semaphore,
328 void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id,
330 void (*emit_hdp_flush)(struct amdgpu_ring *ring);
331 void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid,
332 uint32_t gds_base, uint32_t gds_size,
333 uint32_t gws_base, uint32_t gws_size,
334 uint32_t oa_base, uint32_t oa_size);
335 /* testing functions */
336 int (*test_ring)(struct amdgpu_ring *ring);
337 int (*test_ib)(struct amdgpu_ring *ring);
338 bool (*is_lockup)(struct amdgpu_ring *ring);
344 bool amdgpu_get_bios(struct amdgpu_device *adev);
345 bool amdgpu_read_bios(struct amdgpu_device *adev);
350 struct amdgpu_dummy_page {
354 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
355 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
362 #define AMDGPU_MAX_PPLL 3
364 struct amdgpu_clock {
365 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
366 struct amdgpu_pll spll;
367 struct amdgpu_pll mpll;
369 uint32_t default_mclk;
370 uint32_t default_sclk;
371 uint32_t default_dispclk;
372 uint32_t current_dispclk;
374 uint32_t max_pixel_clock;
380 struct amdgpu_fence_driver {
381 struct amdgpu_ring *ring;
383 volatile uint32_t *cpu_addr;
384 /* sync_seq is protected by ring emission lock */
385 uint64_t sync_seq[AMDGPU_MAX_RINGS];
388 struct amdgpu_irq_src *irq_src;
390 struct delayed_work lockup_work;
393 /* some special values for the owner field */
394 #define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul)
395 #define AMDGPU_FENCE_OWNER_VM ((void*)1ul)
396 #define AMDGPU_FENCE_OWNER_MOVE ((void*)2ul)
398 #define AMDGPU_FENCE_FLAG_64BIT (1 << 0)
399 #define AMDGPU_FENCE_FLAG_INT (1 << 1)
401 struct amdgpu_fence {
405 struct amdgpu_ring *ring;
408 /* filp or special value for fence creator */
411 wait_queue_t fence_wake;
414 struct amdgpu_user_fence {
416 struct amdgpu_bo *bo;
417 /* write-back address offset to bo start */
422 int amdgpu_fence_driver_init(struct amdgpu_device *adev);
423 void amdgpu_fence_driver_fini(struct amdgpu_device *adev);
424 void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev);
426 void amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring);
427 int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
428 struct amdgpu_irq_src *irq_src,
430 void amdgpu_fence_driver_suspend(struct amdgpu_device *adev);
431 void amdgpu_fence_driver_resume(struct amdgpu_device *adev);
432 int amdgpu_fence_emit(struct amdgpu_ring *ring, void *owner,
433 struct amdgpu_fence **fence);
434 void amdgpu_fence_process(struct amdgpu_ring *ring);
435 int amdgpu_fence_wait_next(struct amdgpu_ring *ring);
436 int amdgpu_fence_wait_empty(struct amdgpu_ring *ring);
437 unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring);
439 bool amdgpu_fence_signaled(struct amdgpu_fence *fence);
440 int amdgpu_fence_wait(struct amdgpu_fence *fence, bool interruptible);
441 int amdgpu_fence_wait_any(struct amdgpu_device *adev,
442 struct amdgpu_fence **fences,
444 struct amdgpu_fence *amdgpu_fence_ref(struct amdgpu_fence *fence);
445 void amdgpu_fence_unref(struct amdgpu_fence **fence);
447 bool amdgpu_fence_need_sync(struct amdgpu_fence *fence,
448 struct amdgpu_ring *ring);
449 void amdgpu_fence_note_sync(struct amdgpu_fence *fence,
450 struct amdgpu_ring *ring);
452 static inline struct amdgpu_fence *amdgpu_fence_later(struct amdgpu_fence *a,
453 struct amdgpu_fence *b)
463 BUG_ON(a->ring != b->ring);
465 if (a->seq > b->seq) {
472 static inline bool amdgpu_fence_is_earlier(struct amdgpu_fence *a,
473 struct amdgpu_fence *b)
483 BUG_ON(a->ring != b->ring);
485 return a->seq < b->seq;
488 int amdgpu_user_fence_emit(struct amdgpu_ring *ring, struct amdgpu_user_fence *user,
489 void *owner, struct amdgpu_fence **fence);
495 struct ttm_bo_global_ref bo_global_ref;
496 struct drm_global_reference mem_global_ref;
497 struct ttm_bo_device bdev;
498 bool mem_global_referenced;
501 #if defined(CONFIG_DEBUG_FS)
506 /* buffer handling */
507 const struct amdgpu_buffer_funcs *buffer_funcs;
508 struct amdgpu_ring *buffer_funcs_ring;
511 int amdgpu_copy_buffer(struct amdgpu_ring *ring,
515 struct reservation_object *resv,
516 struct amdgpu_fence **fence);
517 int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
519 struct amdgpu_bo_list_entry {
520 struct amdgpu_bo *robj;
521 struct ttm_validate_buffer tv;
522 struct amdgpu_bo_va *bo_va;
523 unsigned prefered_domains;
524 unsigned allowed_domains;
528 struct amdgpu_bo_va_mapping {
529 struct list_head list;
530 struct interval_tree_node it;
535 /* bo virtual addresses in a specific vm */
536 struct amdgpu_bo_va {
537 /* protected by bo being reserved */
538 struct list_head bo_list;
540 struct amdgpu_fence *last_pt_update;
543 /* protected by vm mutex */
544 struct list_head mappings;
545 struct list_head vm_status;
547 /* constant after initialization */
548 struct amdgpu_vm *vm;
549 struct amdgpu_bo *bo;
552 #define AMDGPU_GEM_DOMAIN_MAX 0x3
555 /* Protected by gem.mutex */
556 struct list_head list;
557 /* Protected by tbo.reserved */
559 struct ttm_place placements[AMDGPU_GEM_DOMAIN_MAX + 1];
560 struct ttm_placement placement;
561 struct ttm_buffer_object tbo;
562 struct ttm_bo_kmap_obj kmap;
570 /* list of all virtual address to which this bo
574 /* Constant after initialization */
575 struct amdgpu_device *adev;
576 struct drm_gem_object gem_base;
578 struct ttm_bo_kmap_obj dma_buf_vmap;
580 struct amdgpu_mn *mn;
581 struct list_head mn_list;
583 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
585 void amdgpu_gem_object_free(struct drm_gem_object *obj);
586 int amdgpu_gem_object_open(struct drm_gem_object *obj,
587 struct drm_file *file_priv);
588 void amdgpu_gem_object_close(struct drm_gem_object *obj,
589 struct drm_file *file_priv);
590 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
591 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
592 struct drm_gem_object *amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
593 struct dma_buf_attachment *attach,
594 struct sg_table *sg);
595 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
596 struct drm_gem_object *gobj,
598 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
599 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
600 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
601 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
602 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
603 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
605 /* sub-allocation manager, it has to be protected by another lock.
606 * By conception this is an helper for other part of the driver
607 * like the indirect buffer or semaphore, which both have their
610 * Principe is simple, we keep a list of sub allocation in offset
611 * order (first entry has offset == 0, last entry has the highest
614 * When allocating new object we first check if there is room at
615 * the end total_size - (last_object_offset + last_object_size) >=
616 * alloc_size. If so we allocate new object there.
618 * When there is not enough room at the end, we start waiting for
619 * each sub object until we reach object_offset+object_size >=
620 * alloc_size, this object then become the sub object we return.
622 * Alignment can't be bigger than page size.
624 * Hole are not considered for allocation to keep things simple.
625 * Assumption is that there won't be hole (all object on same
628 struct amdgpu_sa_manager {
629 wait_queue_head_t wq;
630 struct amdgpu_bo *bo;
631 struct list_head *hole;
632 struct list_head flist[AMDGPU_MAX_RINGS];
633 struct list_head olist;
643 /* sub-allocation buffer */
644 struct amdgpu_sa_bo {
645 struct list_head olist;
646 struct list_head flist;
647 struct amdgpu_sa_manager *manager;
650 struct amdgpu_fence *fence;
658 struct list_head objects;
661 int amdgpu_gem_init(struct amdgpu_device *adev);
662 void amdgpu_gem_fini(struct amdgpu_device *adev);
663 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
664 int alignment, u32 initial_domain,
665 u64 flags, bool kernel,
666 struct drm_gem_object **obj);
668 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
669 struct drm_device *dev,
670 struct drm_mode_create_dumb *args);
671 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
672 struct drm_device *dev,
673 uint32_t handle, uint64_t *offset_p);
678 struct amdgpu_semaphore {
679 struct amdgpu_sa_bo *sa_bo;
684 int amdgpu_semaphore_create(struct amdgpu_device *adev,
685 struct amdgpu_semaphore **semaphore);
686 bool amdgpu_semaphore_emit_signal(struct amdgpu_ring *ring,
687 struct amdgpu_semaphore *semaphore);
688 bool amdgpu_semaphore_emit_wait(struct amdgpu_ring *ring,
689 struct amdgpu_semaphore *semaphore);
690 void amdgpu_semaphore_free(struct amdgpu_device *adev,
691 struct amdgpu_semaphore **semaphore,
692 struct amdgpu_fence *fence);
698 struct amdgpu_semaphore *semaphores[AMDGPU_NUM_SYNCS];
699 struct amdgpu_fence *sync_to[AMDGPU_MAX_RINGS];
700 struct amdgpu_fence *last_vm_update;
703 void amdgpu_sync_create(struct amdgpu_sync *sync);
704 int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
706 int amdgpu_sync_resv(struct amdgpu_device *adev,
707 struct amdgpu_sync *sync,
708 struct reservation_object *resv,
710 int amdgpu_sync_rings(struct amdgpu_sync *sync,
711 struct amdgpu_ring *ring);
712 void amdgpu_sync_free(struct amdgpu_device *adev, struct amdgpu_sync *sync,
713 struct amdgpu_fence *fence);
716 * GART structures, functions & helpers
720 #define AMDGPU_GPU_PAGE_SIZE 4096
721 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
722 #define AMDGPU_GPU_PAGE_SHIFT 12
723 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
726 dma_addr_t table_addr;
727 struct amdgpu_bo *robj;
729 unsigned num_gpu_pages;
730 unsigned num_cpu_pages;
733 dma_addr_t *pages_addr;
735 const struct amdgpu_gart_funcs *gart_funcs;
738 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
739 void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
740 int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
741 void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
742 int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
743 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
744 int amdgpu_gart_init(struct amdgpu_device *adev);
745 void amdgpu_gart_fini(struct amdgpu_device *adev);
746 void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset,
748 int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset,
749 int pages, struct page **pagelist,
750 dma_addr_t *dma_addr, uint32_t flags);
753 * GPU MC structures, functions & helpers
756 resource_size_t aper_size;
757 resource_size_t aper_base;
758 resource_size_t agp_base;
759 /* for some chips with <= 32MB we need to lie
760 * about vram size near mc fb location */
762 u64 visible_vram_size;
773 const struct firmware *fw; /* MC firmware */
775 struct amdgpu_irq_src vm_fault;
780 * GPU doorbell structures, functions & helpers
782 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
784 AMDGPU_DOORBELL_KIQ = 0x000,
785 AMDGPU_DOORBELL_HIQ = 0x001,
786 AMDGPU_DOORBELL_DIQ = 0x002,
787 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
788 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
789 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
790 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
791 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
792 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
793 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
794 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
795 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
796 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
797 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
798 AMDGPU_DOORBELL_IH = 0x1E8,
799 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
800 AMDGPU_DOORBELL_INVALID = 0xFFFF
801 } AMDGPU_DOORBELL_ASSIGNMENT;
803 struct amdgpu_doorbell {
805 resource_size_t base;
806 resource_size_t size;
808 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
811 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
812 phys_addr_t *aperture_base,
813 size_t *aperture_size,
814 size_t *start_offset);
820 struct amdgpu_flip_work {
821 struct work_struct flip_work;
822 struct work_struct unpin_work;
823 struct amdgpu_device *adev;
826 struct drm_pending_vblank_event *event;
827 struct amdgpu_bo *old_rbo;
837 struct amdgpu_sa_bo *sa_bo;
841 struct amdgpu_ring *ring;
842 struct amdgpu_fence *fence;
843 struct amdgpu_user_fence *user;
844 struct amdgpu_vm *vm;
845 struct amdgpu_ctx *ctx;
846 struct amdgpu_sync sync;
847 uint32_t gds_base, gds_size;
848 uint32_t gws_base, gws_size;
849 uint32_t oa_base, oa_size;
851 /* resulting sequence number */
855 enum amdgpu_ring_type {
856 AMDGPU_RING_TYPE_GFX,
857 AMDGPU_RING_TYPE_COMPUTE,
858 AMDGPU_RING_TYPE_SDMA,
859 AMDGPU_RING_TYPE_UVD,
863 extern struct amd_sched_backend_ops amdgpu_sched_ops;
866 struct amdgpu_device *adev;
867 const struct amdgpu_ring_funcs *funcs;
868 struct amdgpu_fence_driver fence_drv;
869 struct amd_gpu_scheduler *scheduler;
871 struct mutex *ring_lock;
872 struct amdgpu_bo *ring_obj;
873 volatile uint32_t *ring;
875 u64 next_rptr_gpu_addr;
876 volatile u32 *next_rptr_cpu_addr;
880 unsigned ring_free_dw;
883 atomic64_t last_activity;
890 u64 last_semaphore_signal_addr;
891 u64 last_semaphore_wait_addr;
895 struct amdgpu_bo *mqd_obj;
899 unsigned next_rptr_offs;
901 struct amdgpu_ctx *current_ctx;
902 enum amdgpu_ring_type type;
910 /* maximum number of VMIDs */
911 #define AMDGPU_NUM_VM 16
913 /* number of entries in page table */
914 #define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
916 /* PTBs (Page Table Blocks) need to be aligned to 32K */
917 #define AMDGPU_VM_PTB_ALIGN_SIZE 32768
918 #define AMDGPU_VM_PTB_ALIGN_MASK (AMDGPU_VM_PTB_ALIGN_SIZE - 1)
919 #define AMDGPU_VM_PTB_ALIGN(a) (((a) + AMDGPU_VM_PTB_ALIGN_MASK) & ~AMDGPU_VM_PTB_ALIGN_MASK)
921 #define AMDGPU_PTE_VALID (1 << 0)
922 #define AMDGPU_PTE_SYSTEM (1 << 1)
923 #define AMDGPU_PTE_SNOOPED (1 << 2)
926 #define AMDGPU_PTE_EXECUTABLE (1 << 4)
928 #define AMDGPU_PTE_READABLE (1 << 5)
929 #define AMDGPU_PTE_WRITEABLE (1 << 6)
931 /* PTE (Page Table Entry) fragment field for different page sizes */
932 #define AMDGPU_PTE_FRAG_4KB (0 << 7)
933 #define AMDGPU_PTE_FRAG_64KB (4 << 7)
934 #define AMDGPU_LOG2_PAGES_PER_FRAG 4
936 struct amdgpu_vm_pt {
937 struct amdgpu_bo *bo;
941 struct amdgpu_vm_id {
943 uint64_t pd_gpu_addr;
944 /* last flushed PD/PT update */
945 struct amdgpu_fence *flushed_updates;
946 /* last use of vmid */
947 struct amdgpu_fence *last_id_use;
955 /* protecting invalidated and freed */
956 spinlock_t status_lock;
958 /* BOs moved, but not yet updated in the PT */
959 struct list_head invalidated;
961 /* BOs freed, but not yet updated in the PT */
962 struct list_head freed;
964 /* contains the page directory */
965 struct amdgpu_bo *page_directory;
966 unsigned max_pde_used;
968 /* array of page tables, one for each page directory entry */
969 struct amdgpu_vm_pt *page_tables;
971 /* for id and flush management per ring */
972 struct amdgpu_vm_id ids[AMDGPU_MAX_RINGS];
975 struct amdgpu_vm_manager {
976 struct amdgpu_fence *active[AMDGPU_NUM_VM];
978 /* number of VMIDs */
980 /* vram base address for page table entry */
981 u64 vram_base_offset;
984 /* for hw to save the PD addr on suspend/resume */
985 uint32_t saved_table_addr[AMDGPU_NUM_VM];
986 /* vm pte handling */
987 const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
988 struct amdgpu_ring *vm_pte_funcs_ring;
992 * context related structures
995 #define AMDGPU_CTX_MAX_CS_PENDING 16
997 struct amdgpu_ctx_ring {
999 struct fence *fences[AMDGPU_CTX_MAX_CS_PENDING];
1000 struct amd_context_entity c_entity;
1004 struct kref refcount;
1005 struct amdgpu_device *adev;
1006 unsigned reset_counter;
1007 spinlock_t ring_lock;
1008 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
1011 struct amdgpu_ctx_mgr {
1012 struct amdgpu_device *adev;
1014 /* protected by lock */
1015 struct idr ctx_handles;
1018 int amdgpu_ctx_alloc(struct amdgpu_device *adev, struct amdgpu_fpriv *fpriv,
1020 int amdgpu_ctx_free(struct amdgpu_device *adev, struct amdgpu_fpriv *fpriv,
1023 void amdgpu_ctx_fini(struct amdgpu_fpriv *fpriv);
1025 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
1026 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
1028 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
1029 struct fence *fence);
1030 struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
1031 struct amdgpu_ring *ring, uint64_t seq);
1033 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
1034 struct drm_file *filp);
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_put(struct amdgpu_bo_list *list);
1065 void amdgpu_bo_list_copy(struct amdgpu_device *adev,
1066 struct amdgpu_bo_list *dst,
1067 struct amdgpu_bo_list *src);
1068 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
1073 #include "clearstate_defs.h"
1076 /* for power gating */
1077 struct amdgpu_bo *save_restore_obj;
1078 uint64_t save_restore_gpu_addr;
1079 volatile uint32_t *sr_ptr;
1080 const u32 *reg_list;
1082 /* for clear state */
1083 struct amdgpu_bo *clear_state_obj;
1084 uint64_t clear_state_gpu_addr;
1085 volatile uint32_t *cs_ptr;
1086 const struct cs_section_def *cs_data;
1087 u32 clear_state_size;
1089 struct amdgpu_bo *cp_table_obj;
1090 uint64_t cp_table_gpu_addr;
1091 volatile uint32_t *cp_table_ptr;
1096 struct amdgpu_bo *hpd_eop_obj;
1097 u64 hpd_eop_gpu_addr;
1104 * GPU scratch registers structures, functions & helpers
1106 struct amdgpu_scratch {
1114 * GFX configurations
1116 struct amdgpu_gca_config {
1117 unsigned max_shader_engines;
1118 unsigned max_tile_pipes;
1119 unsigned max_cu_per_sh;
1120 unsigned max_sh_per_se;
1121 unsigned max_backends_per_se;
1122 unsigned max_texture_channel_caches;
1124 unsigned max_gs_threads;
1125 unsigned max_hw_contexts;
1126 unsigned sc_prim_fifo_size_frontend;
1127 unsigned sc_prim_fifo_size_backend;
1128 unsigned sc_hiz_tile_fifo_size;
1129 unsigned sc_earlyz_tile_fifo_size;
1131 unsigned num_tile_pipes;
1132 unsigned backend_enable_mask;
1133 unsigned mem_max_burst_length_bytes;
1134 unsigned mem_row_size_in_kb;
1135 unsigned shader_engine_tile_size;
1137 unsigned multi_gpu_tile_size;
1138 unsigned mc_arb_ramcfg;
1139 unsigned gb_addr_config;
1141 uint32_t tile_mode_array[32];
1142 uint32_t macrotile_mode_array[16];
1146 struct mutex gpu_clock_mutex;
1147 struct amdgpu_gca_config config;
1148 struct amdgpu_rlc rlc;
1149 struct amdgpu_mec mec;
1150 struct amdgpu_scratch scratch;
1151 const struct firmware *me_fw; /* ME firmware */
1152 uint32_t me_fw_version;
1153 const struct firmware *pfp_fw; /* PFP firmware */
1154 uint32_t pfp_fw_version;
1155 const struct firmware *ce_fw; /* CE firmware */
1156 uint32_t ce_fw_version;
1157 const struct firmware *rlc_fw; /* RLC firmware */
1158 uint32_t rlc_fw_version;
1159 const struct firmware *mec_fw; /* MEC firmware */
1160 uint32_t mec_fw_version;
1161 const struct firmware *mec2_fw; /* MEC2 firmware */
1162 uint32_t mec2_fw_version;
1163 uint32_t me_feature_version;
1164 uint32_t ce_feature_version;
1165 uint32_t pfp_feature_version;
1166 uint32_t rlc_feature_version;
1167 uint32_t mec_feature_version;
1168 uint32_t mec2_feature_version;
1169 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1170 unsigned num_gfx_rings;
1171 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1172 unsigned num_compute_rings;
1173 struct amdgpu_irq_src eop_irq;
1174 struct amdgpu_irq_src priv_reg_irq;
1175 struct amdgpu_irq_src priv_inst_irq;
1177 uint32_t gfx_current_status;
1178 /* sync signal for const engine */
1179 unsigned ce_sync_offs;
1181 unsigned ce_ram_size;
1184 int amdgpu_ib_get(struct amdgpu_ring *ring, struct amdgpu_vm *vm,
1185 unsigned size, struct amdgpu_ib *ib);
1186 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib);
1187 int amdgpu_ib_schedule(struct amdgpu_device *adev, unsigned num_ibs,
1188 struct amdgpu_ib *ib, void *owner);
1189 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1190 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1191 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1192 /* Ring access between begin & end cannot sleep */
1193 void amdgpu_ring_free_size(struct amdgpu_ring *ring);
1194 int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
1195 int amdgpu_ring_lock(struct amdgpu_ring *ring, unsigned ndw);
1196 void amdgpu_ring_commit(struct amdgpu_ring *ring);
1197 void amdgpu_ring_unlock_commit(struct amdgpu_ring *ring);
1198 void amdgpu_ring_undo(struct amdgpu_ring *ring);
1199 void amdgpu_ring_unlock_undo(struct amdgpu_ring *ring);
1200 void amdgpu_ring_lockup_update(struct amdgpu_ring *ring);
1201 bool amdgpu_ring_test_lockup(struct amdgpu_ring *ring);
1202 unsigned amdgpu_ring_backup(struct amdgpu_ring *ring,
1204 int amdgpu_ring_restore(struct amdgpu_ring *ring,
1205 unsigned size, uint32_t *data);
1206 int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
1207 unsigned ring_size, u32 nop, u32 align_mask,
1208 struct amdgpu_irq_src *irq_src, unsigned irq_type,
1209 enum amdgpu_ring_type ring_type);
1210 void amdgpu_ring_fini(struct amdgpu_ring *ring);
1215 struct amdgpu_cs_chunk {
1219 void __user *user_ptr;
1222 struct amdgpu_cs_parser {
1223 struct amdgpu_device *adev;
1224 struct drm_file *filp;
1225 struct amdgpu_ctx *ctx;
1226 struct amdgpu_bo_list *bo_list;
1229 struct amdgpu_cs_chunk *chunks;
1231 struct amdgpu_bo_list_entry *vm_bos;
1232 struct list_head validated;
1234 struct amdgpu_ib *ibs;
1237 struct ww_acquire_ctx ticket;
1240 struct amdgpu_user_fence uf;
1242 struct mutex job_lock;
1243 struct work_struct job_work;
1244 int (*prepare_job)(struct amdgpu_cs_parser *sched_job);
1245 int (*run_job)(struct amdgpu_cs_parser *sched_job);
1246 int (*free_job)(struct amdgpu_cs_parser *sched_job);
1249 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p, uint32_t ib_idx, int idx)
1251 return p->ibs[ib_idx].ptr[idx];
1257 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1260 struct amdgpu_bo *wb_obj;
1261 volatile uint32_t *wb;
1263 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1264 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1267 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1268 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1271 * struct amdgpu_pm - power management datas
1272 * It keeps track of various data needed to take powermanagement decision.
1275 enum amdgpu_pm_state_type {
1276 /* not used for dpm */
1277 POWER_STATE_TYPE_DEFAULT,
1278 POWER_STATE_TYPE_POWERSAVE,
1279 /* user selectable states */
1280 POWER_STATE_TYPE_BATTERY,
1281 POWER_STATE_TYPE_BALANCED,
1282 POWER_STATE_TYPE_PERFORMANCE,
1283 /* internal states */
1284 POWER_STATE_TYPE_INTERNAL_UVD,
1285 POWER_STATE_TYPE_INTERNAL_UVD_SD,
1286 POWER_STATE_TYPE_INTERNAL_UVD_HD,
1287 POWER_STATE_TYPE_INTERNAL_UVD_HD2,
1288 POWER_STATE_TYPE_INTERNAL_UVD_MVC,
1289 POWER_STATE_TYPE_INTERNAL_BOOT,
1290 POWER_STATE_TYPE_INTERNAL_THERMAL,
1291 POWER_STATE_TYPE_INTERNAL_ACPI,
1292 POWER_STATE_TYPE_INTERNAL_ULV,
1293 POWER_STATE_TYPE_INTERNAL_3DPERF,
1296 enum amdgpu_int_thermal_type {
1298 THERMAL_TYPE_EXTERNAL,
1299 THERMAL_TYPE_EXTERNAL_GPIO,
1302 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1303 THERMAL_TYPE_EVERGREEN,
1307 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1312 enum amdgpu_dpm_auto_throttle_src {
1313 AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
1314 AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1317 enum amdgpu_dpm_event_src {
1318 AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
1319 AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
1320 AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
1321 AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1322 AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1325 #define AMDGPU_MAX_VCE_LEVELS 6
1327 enum amdgpu_vce_level {
1328 AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1329 AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1330 AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1331 AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1332 AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1333 AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1337 u32 caps; /* vbios flags */
1338 u32 class; /* vbios flags */
1339 u32 class2; /* vbios flags */
1347 enum amdgpu_vce_level vce_level;
1352 struct amdgpu_dpm_thermal {
1353 /* thermal interrupt work */
1354 struct work_struct work;
1355 /* low temperature threshold */
1357 /* high temperature threshold */
1359 /* was last interrupt low to high or high to low */
1361 /* interrupt source */
1362 struct amdgpu_irq_src irq;
1365 enum amdgpu_clk_action
1371 struct amdgpu_blacklist_clocks
1375 enum amdgpu_clk_action action;
1378 struct amdgpu_clock_and_voltage_limits {
1385 struct amdgpu_clock_array {
1390 struct amdgpu_clock_voltage_dependency_entry {
1395 struct amdgpu_clock_voltage_dependency_table {
1397 struct amdgpu_clock_voltage_dependency_entry *entries;
1400 union amdgpu_cac_leakage_entry {
1412 struct amdgpu_cac_leakage_table {
1414 union amdgpu_cac_leakage_entry *entries;
1417 struct amdgpu_phase_shedding_limits_entry {
1423 struct amdgpu_phase_shedding_limits_table {
1425 struct amdgpu_phase_shedding_limits_entry *entries;
1428 struct amdgpu_uvd_clock_voltage_dependency_entry {
1434 struct amdgpu_uvd_clock_voltage_dependency_table {
1436 struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
1439 struct amdgpu_vce_clock_voltage_dependency_entry {
1445 struct amdgpu_vce_clock_voltage_dependency_table {
1447 struct amdgpu_vce_clock_voltage_dependency_entry *entries;
1450 struct amdgpu_ppm_table {
1452 u16 cpu_core_number;
1454 u32 small_ac_platform_tdp;
1456 u32 small_ac_platform_tdc;
1463 struct amdgpu_cac_tdp_table {
1465 u16 configurable_tdp;
1467 u16 battery_power_limit;
1468 u16 small_power_limit;
1469 u16 low_cac_leakage;
1470 u16 high_cac_leakage;
1471 u16 maximum_power_delivery_limit;
1474 struct amdgpu_dpm_dynamic_state {
1475 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
1476 struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
1477 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
1478 struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1479 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1480 struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1481 struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1482 struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1483 struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1484 struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
1485 struct amdgpu_clock_array valid_sclk_values;
1486 struct amdgpu_clock_array valid_mclk_values;
1487 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
1488 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac;
1489 u32 mclk_sclk_ratio;
1490 u32 sclk_mclk_delta;
1491 u16 vddc_vddci_delta;
1492 u16 min_vddc_for_pcie_gen2;
1493 struct amdgpu_cac_leakage_table cac_leakage_table;
1494 struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
1495 struct amdgpu_ppm_table *ppm_table;
1496 struct amdgpu_cac_tdp_table *cac_tdp_table;
1499 struct amdgpu_dpm_fan {
1510 u16 default_max_fan_pwm;
1511 u16 default_fan_output_sensitivity;
1512 u16 fan_output_sensitivity;
1513 bool ucode_fan_control;
1516 enum amdgpu_pcie_gen {
1517 AMDGPU_PCIE_GEN1 = 0,
1518 AMDGPU_PCIE_GEN2 = 1,
1519 AMDGPU_PCIE_GEN3 = 2,
1520 AMDGPU_PCIE_GEN_INVALID = 0xffff
1523 enum amdgpu_dpm_forced_level {
1524 AMDGPU_DPM_FORCED_LEVEL_AUTO = 0,
1525 AMDGPU_DPM_FORCED_LEVEL_LOW = 1,
1526 AMDGPU_DPM_FORCED_LEVEL_HIGH = 2,
1529 struct amdgpu_vce_state {
1540 struct amdgpu_dpm_funcs {
1541 int (*get_temperature)(struct amdgpu_device *adev);
1542 int (*pre_set_power_state)(struct amdgpu_device *adev);
1543 int (*set_power_state)(struct amdgpu_device *adev);
1544 void (*post_set_power_state)(struct amdgpu_device *adev);
1545 void (*display_configuration_changed)(struct amdgpu_device *adev);
1546 u32 (*get_sclk)(struct amdgpu_device *adev, bool low);
1547 u32 (*get_mclk)(struct amdgpu_device *adev, bool low);
1548 void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps);
1549 void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m);
1550 int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level);
1551 bool (*vblank_too_short)(struct amdgpu_device *adev);
1552 void (*powergate_uvd)(struct amdgpu_device *adev, bool gate);
1553 void (*powergate_vce)(struct amdgpu_device *adev, bool gate);
1554 void (*enable_bapm)(struct amdgpu_device *adev, bool enable);
1555 void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode);
1556 u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
1557 int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
1558 int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
1562 struct amdgpu_ps *ps;
1563 /* number of valid power states */
1565 /* current power state that is active */
1566 struct amdgpu_ps *current_ps;
1567 /* requested power state */
1568 struct amdgpu_ps *requested_ps;
1569 /* boot up power state */
1570 struct amdgpu_ps *boot_ps;
1571 /* default uvd power state */
1572 struct amdgpu_ps *uvd_ps;
1573 /* vce requirements */
1574 struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS];
1575 enum amdgpu_vce_level vce_level;
1576 enum amdgpu_pm_state_type state;
1577 enum amdgpu_pm_state_type user_state;
1579 u32 voltage_response_time;
1580 u32 backbias_response_time;
1582 u32 new_active_crtcs;
1583 int new_active_crtc_count;
1584 u32 current_active_crtcs;
1585 int current_active_crtc_count;
1586 struct amdgpu_dpm_dynamic_state dyn_state;
1587 struct amdgpu_dpm_fan fan;
1590 u32 near_tdp_limit_adjusted;
1591 u32 sq_ramping_threshold;
1595 u16 load_line_slope;
1598 /* special states active */
1599 bool thermal_active;
1602 /* thermal handling */
1603 struct amdgpu_dpm_thermal thermal;
1605 enum amdgpu_dpm_forced_level forced_level;
1614 struct amdgpu_i2c_chan *i2c_bus;
1615 /* internal thermal controller on rv6xx+ */
1616 enum amdgpu_int_thermal_type int_thermal_type;
1617 struct device *int_hwmon_dev;
1618 /* fan control parameters */
1620 u8 fan_pulses_per_revolution;
1625 struct amdgpu_dpm dpm;
1626 const struct firmware *fw; /* SMC firmware */
1627 uint32_t fw_version;
1628 const struct amdgpu_dpm_funcs *funcs;
1634 #define AMDGPU_MAX_UVD_HANDLES 10
1635 #define AMDGPU_UVD_STACK_SIZE (1024*1024)
1636 #define AMDGPU_UVD_HEAP_SIZE (1024*1024)
1637 #define AMDGPU_UVD_FIRMWARE_OFFSET 256
1640 struct amdgpu_bo *vcpu_bo;
1644 atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
1645 struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
1646 struct delayed_work idle_work;
1647 const struct firmware *fw; /* UVD firmware */
1648 struct amdgpu_ring ring;
1649 struct amdgpu_irq_src irq;
1650 bool address_64_bit;
1656 #define AMDGPU_MAX_VCE_HANDLES 16
1657 #define AMDGPU_VCE_FIRMWARE_OFFSET 256
1659 #define AMDGPU_VCE_HARVEST_VCE0 (1 << 0)
1660 #define AMDGPU_VCE_HARVEST_VCE1 (1 << 1)
1663 struct amdgpu_bo *vcpu_bo;
1665 unsigned fw_version;
1666 unsigned fb_version;
1667 atomic_t handles[AMDGPU_MAX_VCE_HANDLES];
1668 struct drm_file *filp[AMDGPU_MAX_VCE_HANDLES];
1669 uint32_t img_size[AMDGPU_MAX_VCE_HANDLES];
1670 struct delayed_work idle_work;
1671 const struct firmware *fw; /* VCE firmware */
1672 struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
1673 struct amdgpu_irq_src irq;
1674 unsigned harvest_config;
1680 struct amdgpu_sdma {
1682 const struct firmware *fw;
1683 uint32_t fw_version;
1684 uint32_t feature_version;
1686 struct amdgpu_ring ring;
1692 struct amdgpu_firmware {
1693 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1695 struct amdgpu_bo *fw_buf;
1696 unsigned int fw_size;
1702 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1708 void amdgpu_test_moves(struct amdgpu_device *adev);
1709 void amdgpu_test_ring_sync(struct amdgpu_device *adev,
1710 struct amdgpu_ring *cpA,
1711 struct amdgpu_ring *cpB);
1712 void amdgpu_test_syncing(struct amdgpu_device *adev);
1717 #if defined(CONFIG_MMU_NOTIFIER)
1718 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1719 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1721 static int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1725 static void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1731 struct amdgpu_debugfs {
1732 struct drm_info_list *files;
1736 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1737 struct drm_info_list *files,
1739 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1741 #if defined(CONFIG_DEBUG_FS)
1742 int amdgpu_debugfs_init(struct drm_minor *minor);
1743 void amdgpu_debugfs_cleanup(struct drm_minor *minor);
1747 * amdgpu smumgr functions
1749 struct amdgpu_smumgr_funcs {
1750 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1751 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1752 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1758 struct amdgpu_smumgr {
1759 struct amdgpu_bo *toc_buf;
1760 struct amdgpu_bo *smu_buf;
1761 /* asic priv smu data */
1763 spinlock_t smu_lock;
1764 /* smumgr functions */
1765 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1766 /* ucode loading complete flag */
1771 * ASIC specific register table accessible by UMD
1773 struct amdgpu_allowed_register_entry {
1774 uint32_t reg_offset;
1779 struct amdgpu_cu_info {
1780 uint32_t number; /* total active CU number */
1781 uint32_t ao_cu_mask;
1782 uint32_t bitmap[4][4];
1787 * ASIC specific functions.
1789 struct amdgpu_asic_funcs {
1790 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1791 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1792 u32 sh_num, u32 reg_offset, u32 *value);
1793 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1794 int (*reset)(struct amdgpu_device *adev);
1795 /* wait for mc_idle */
1796 int (*wait_for_mc_idle)(struct amdgpu_device *adev);
1797 /* get the reference clock */
1798 u32 (*get_xclk)(struct amdgpu_device *adev);
1799 /* get the gpu clock counter */
1800 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1801 int (*get_cu_info)(struct amdgpu_device *adev, struct amdgpu_cu_info *info);
1802 /* MM block clocks */
1803 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1804 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1810 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1811 struct drm_file *filp);
1812 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1813 struct drm_file *filp);
1815 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1816 struct drm_file *filp);
1817 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1818 struct drm_file *filp);
1819 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1820 struct drm_file *filp);
1821 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1822 struct drm_file *filp);
1823 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1824 struct drm_file *filp);
1825 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1826 struct drm_file *filp);
1827 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1828 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1830 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1831 struct drm_file *filp);
1833 /* VRAM scratch page for HDP bug, default vram page */
1834 struct amdgpu_vram_scratch {
1835 struct amdgpu_bo *robj;
1836 volatile uint32_t *ptr;
1843 struct amdgpu_atif_notification_cfg {
1848 struct amdgpu_atif_notifications {
1849 bool display_switch;
1850 bool expansion_mode_change;
1852 bool forced_power_state;
1853 bool system_power_state;
1854 bool display_conf_change;
1856 bool brightness_change;
1857 bool dgpu_display_event;
1860 struct amdgpu_atif_functions {
1862 bool sbios_requests;
1863 bool select_active_disp;
1865 bool get_tv_standard;
1866 bool set_tv_standard;
1867 bool get_panel_expansion_mode;
1868 bool set_panel_expansion_mode;
1869 bool temperature_change;
1870 bool graphics_device_types;
1873 struct amdgpu_atif {
1874 struct amdgpu_atif_notifications notifications;
1875 struct amdgpu_atif_functions functions;
1876 struct amdgpu_atif_notification_cfg notification_cfg;
1877 struct amdgpu_encoder *encoder_for_bl;
1880 struct amdgpu_atcs_functions {
1884 bool pcie_bus_width;
1887 struct amdgpu_atcs {
1888 struct amdgpu_atcs_functions functions;
1894 void *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1895 void amdgpu_cgs_destroy_device(void *cgs_device);
1899 * Core structure, functions and helpers.
1901 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1902 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1904 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1905 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1907 struct amdgpu_ip_block_status {
1913 struct amdgpu_device {
1915 struct drm_device *ddev;
1916 struct pci_dev *pdev;
1917 struct rw_semaphore exclusive_lock;
1920 enum amd_asic_type asic_type;
1923 uint32_t external_rev_id;
1924 unsigned long flags;
1926 const struct amdgpu_asic_funcs *asic_funcs;
1932 struct work_struct reset_work;
1933 struct notifier_block acpi_nb;
1934 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1935 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1936 unsigned debugfs_count;
1937 #if defined(CONFIG_DEBUG_FS)
1938 struct dentry *debugfs_regs;
1940 struct amdgpu_atif atif;
1941 struct amdgpu_atcs atcs;
1942 struct mutex srbm_mutex;
1943 /* GRBM index mutex. Protects concurrent access to GRBM index */
1944 struct mutex grbm_idx_mutex;
1945 struct dev_pm_domain vga_pm_domain;
1946 bool have_disp_power_ref;
1951 uint16_t bios_header_start;
1952 struct amdgpu_bo *stollen_vga_memory;
1953 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1955 /* Register/doorbell mmio */
1956 resource_size_t rmmio_base;
1957 resource_size_t rmmio_size;
1958 void __iomem *rmmio;
1959 /* protects concurrent MM_INDEX/DATA based register access */
1960 spinlock_t mmio_idx_lock;
1961 /* protects concurrent SMC based register access */
1962 spinlock_t smc_idx_lock;
1963 amdgpu_rreg_t smc_rreg;
1964 amdgpu_wreg_t smc_wreg;
1965 /* protects concurrent PCIE register access */
1966 spinlock_t pcie_idx_lock;
1967 amdgpu_rreg_t pcie_rreg;
1968 amdgpu_wreg_t pcie_wreg;
1969 /* protects concurrent UVD register access */
1970 spinlock_t uvd_ctx_idx_lock;
1971 amdgpu_rreg_t uvd_ctx_rreg;
1972 amdgpu_wreg_t uvd_ctx_wreg;
1973 /* protects concurrent DIDT register access */
1974 spinlock_t didt_idx_lock;
1975 amdgpu_rreg_t didt_rreg;
1976 amdgpu_wreg_t didt_wreg;
1977 /* protects concurrent ENDPOINT (audio) register access */
1978 spinlock_t audio_endpt_idx_lock;
1979 amdgpu_block_rreg_t audio_endpt_rreg;
1980 amdgpu_block_wreg_t audio_endpt_wreg;
1981 void __iomem *rio_mem;
1982 resource_size_t rio_mem_size;
1983 struct amdgpu_doorbell doorbell;
1985 /* clock/pll info */
1986 struct amdgpu_clock clock;
1989 struct amdgpu_mc mc;
1990 struct amdgpu_gart gart;
1991 struct amdgpu_dummy_page dummy_page;
1992 struct amdgpu_vm_manager vm_manager;
1994 /* memory management */
1995 struct amdgpu_mman mman;
1996 struct amdgpu_gem gem;
1997 struct amdgpu_vram_scratch vram_scratch;
1998 struct amdgpu_wb wb;
1999 atomic64_t vram_usage;
2000 atomic64_t vram_vis_usage;
2001 atomic64_t gtt_usage;
2002 atomic64_t num_bytes_moved;
2003 atomic_t gpu_reset_counter;
2006 struct amdgpu_mode_info mode_info;
2007 struct work_struct hotplug_work;
2008 struct amdgpu_irq_src crtc_irq;
2009 struct amdgpu_irq_src pageflip_irq;
2010 struct amdgpu_irq_src hpd_irq;
2013 wait_queue_head_t fence_queue;
2014 unsigned fence_context;
2015 struct mutex ring_lock;
2017 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
2019 struct amdgpu_sa_manager ring_tmp_bo;
2022 struct amdgpu_irq irq;
2025 struct amdgpu_pm pm;
2030 struct amdgpu_smumgr smu;
2033 struct amdgpu_gfx gfx;
2036 struct amdgpu_sdma sdma[2];
2037 struct amdgpu_irq_src sdma_trap_irq;
2038 struct amdgpu_irq_src sdma_illegal_inst_irq;
2042 struct amdgpu_uvd uvd;
2045 struct amdgpu_vce vce;
2048 struct amdgpu_firmware firmware;
2051 struct amdgpu_gds gds;
2053 const struct amdgpu_ip_block_version *ip_blocks;
2055 struct amdgpu_ip_block_status *ip_block_status;
2056 struct mutex mn_lock;
2057 DECLARE_HASHTABLE(mn_hash, 7);
2059 /* tracking pinned memory */
2063 /* amdkfd interface */
2064 struct kfd_dev *kfd;
2067 bool amdgpu_device_is_px(struct drm_device *dev);
2068 int amdgpu_device_init(struct amdgpu_device *adev,
2069 struct drm_device *ddev,
2070 struct pci_dev *pdev,
2072 void amdgpu_device_fini(struct amdgpu_device *adev);
2073 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
2075 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
2076 bool always_indirect);
2077 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
2078 bool always_indirect);
2079 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
2080 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
2082 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
2083 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
2088 extern const struct fence_ops amdgpu_fence_ops;
2089 static inline struct amdgpu_fence *to_amdgpu_fence(struct fence *f)
2091 struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base);
2093 if (__f->base.ops == &amdgpu_fence_ops)
2100 * Registers read & write functions.
2102 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
2103 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
2104 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
2105 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
2106 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
2107 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2108 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2109 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
2110 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
2111 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
2112 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
2113 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
2114 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
2115 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
2116 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
2117 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
2118 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
2119 #define WREG32_P(reg, val, mask) \
2121 uint32_t tmp_ = RREG32(reg); \
2123 tmp_ |= ((val) & ~(mask)); \
2124 WREG32(reg, tmp_); \
2126 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2127 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2128 #define WREG32_PLL_P(reg, val, mask) \
2130 uint32_t tmp_ = RREG32_PLL(reg); \
2132 tmp_ |= ((val) & ~(mask)); \
2133 WREG32_PLL(reg, tmp_); \
2135 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
2136 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
2137 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
2139 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
2140 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
2142 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
2143 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
2145 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
2146 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
2147 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
2149 #define REG_GET_FIELD(value, reg, field) \
2150 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
2155 #define RBIOS8(i) (adev->bios[i])
2156 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2157 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2162 static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
2164 if (ring->count_dw <= 0)
2165 DRM_ERROR("amdgpu: writing more dwords to the ring than expected!\n");
2166 ring->ring[ring->wptr++] = v;
2167 ring->wptr &= ring->ptr_mask;
2169 ring->ring_free_dw--;
2175 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
2176 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
2177 #define amdgpu_asic_wait_for_mc_idle(adev) (adev)->asic_funcs->wait_for_mc_idle((adev))
2178 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
2179 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
2180 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
2181 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
2182 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
2183 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
2184 #define amdgpu_asic_get_cu_info(adev, info) (adev)->asic_funcs->get_cu_info((adev), (info))
2185 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
2186 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
2187 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
2188 #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)))
2189 #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)))
2190 #define amdgpu_vm_pad_ib(adev, ib) ((adev)->vm_manager.vm_pte_funcs->pad_ib((ib)))
2191 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
2192 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
2193 #define amdgpu_ring_test_ib(r) (r)->funcs->test_ib((r))
2194 #define amdgpu_ring_is_lockup(r) (r)->funcs->is_lockup((r))
2195 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
2196 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
2197 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
2198 #define amdgpu_ring_emit_ib(r, ib) (r)->funcs->emit_ib((r), (ib))
2199 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
2200 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
2201 #define amdgpu_ring_emit_semaphore(r, semaphore, emit_wait) (r)->funcs->emit_semaphore((r), (semaphore), (emit_wait))
2202 #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))
2203 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
2204 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
2205 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
2206 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
2207 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
2208 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
2209 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
2210 #define amdgpu_display_is_display_hung(adev) (adev)->mode_info.funcs->is_display_hung((adev))
2211 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
2212 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
2213 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
2214 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
2215 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
2216 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
2217 #define amdgpu_display_page_flip(adev, crtc, base) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base))
2218 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
2219 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
2220 #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))
2221 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
2222 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
2223 #define amdgpu_emit_copy_buffer(adev, r, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((r), (s), (d), (b))
2224 #define amdgpu_emit_fill_buffer(adev, r, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((r), (s), (d), (b))
2225 #define amdgpu_dpm_get_temperature(adev) (adev)->pm.funcs->get_temperature((adev))
2226 #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
2227 #define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
2228 #define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
2229 #define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
2230 #define amdgpu_dpm_get_sclk(adev, l) (adev)->pm.funcs->get_sclk((adev), (l))
2231 #define amdgpu_dpm_get_mclk(adev, l) (adev)->pm.funcs->get_mclk((adev), (l))
2232 #define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
2233 #define amdgpu_dpm_debugfs_print_current_performance_level(adev, m) (adev)->pm.funcs->debugfs_print_current_performance_level((adev), (m))
2234 #define amdgpu_dpm_force_performance_level(adev, l) (adev)->pm.funcs->force_performance_level((adev), (l))
2235 #define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
2236 #define amdgpu_dpm_powergate_uvd(adev, g) (adev)->pm.funcs->powergate_uvd((adev), (g))
2237 #define amdgpu_dpm_powergate_vce(adev, g) (adev)->pm.funcs->powergate_vce((adev), (g))
2238 #define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
2239 #define amdgpu_dpm_set_fan_control_mode(adev, m) (adev)->pm.funcs->set_fan_control_mode((adev), (m))
2240 #define amdgpu_dpm_get_fan_control_mode(adev) (adev)->pm.funcs->get_fan_control_mode((adev))
2241 #define amdgpu_dpm_set_fan_speed_percent(adev, s) (adev)->pm.funcs->set_fan_speed_percent((adev), (s))
2242 #define amdgpu_dpm_get_fan_speed_percent(adev, s) (adev)->pm.funcs->get_fan_speed_percent((adev), (s))
2244 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
2246 /* Common functions */
2247 int amdgpu_gpu_reset(struct amdgpu_device *adev);
2248 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
2249 bool amdgpu_card_posted(struct amdgpu_device *adev);
2250 void amdgpu_update_display_priority(struct amdgpu_device *adev);
2251 bool amdgpu_boot_test_post_card(struct amdgpu_device *adev);
2252 int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
2253 int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
2254 u32 ip_instance, u32 ring,
2255 struct amdgpu_ring **out_ring);
2256 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *rbo, u32 domain);
2257 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
2258 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2260 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
2261 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
2262 uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
2263 struct ttm_mem_reg *mem);
2264 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
2265 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
2266 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
2267 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
2268 const u32 *registers,
2269 const u32 array_size);
2271 bool amdgpu_device_is_px(struct drm_device *dev);
2273 #if defined(CONFIG_VGA_SWITCHEROO)
2274 void amdgpu_register_atpx_handler(void);
2275 void amdgpu_unregister_atpx_handler(void);
2277 static inline void amdgpu_register_atpx_handler(void) {}
2278 static inline void amdgpu_unregister_atpx_handler(void) {}
2284 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
2285 extern int amdgpu_max_kms_ioctl;
2287 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
2288 int amdgpu_driver_unload_kms(struct drm_device *dev);
2289 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
2290 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
2291 void amdgpu_driver_postclose_kms(struct drm_device *dev,
2292 struct drm_file *file_priv);
2293 void amdgpu_driver_preclose_kms(struct drm_device *dev,
2294 struct drm_file *file_priv);
2295 int amdgpu_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2296 int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2297 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, int crtc);
2298 int amdgpu_enable_vblank_kms(struct drm_device *dev, int crtc);
2299 void amdgpu_disable_vblank_kms(struct drm_device *dev, int crtc);
2300 int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
2302 struct timeval *vblank_time,
2304 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
2310 int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
2311 void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
2312 struct amdgpu_bo_list_entry *amdgpu_vm_get_bos(struct amdgpu_device *adev,
2313 struct amdgpu_vm *vm,
2314 struct list_head *head);
2315 int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
2316 struct amdgpu_sync *sync);
2317 void amdgpu_vm_flush(struct amdgpu_ring *ring,
2318 struct amdgpu_vm *vm,
2319 struct amdgpu_fence *updates);
2320 void amdgpu_vm_fence(struct amdgpu_device *adev,
2321 struct amdgpu_vm *vm,
2322 struct amdgpu_fence *fence);
2323 uint64_t amdgpu_vm_map_gart(struct amdgpu_device *adev, uint64_t addr);
2324 int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
2325 struct amdgpu_vm *vm);
2326 int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
2327 struct amdgpu_vm *vm);
2328 int amdgpu_vm_clear_invalids(struct amdgpu_device *adev,
2329 struct amdgpu_vm *vm, struct amdgpu_sync *sync);
2330 int amdgpu_vm_bo_update(struct amdgpu_device *adev,
2331 struct amdgpu_bo_va *bo_va,
2332 struct ttm_mem_reg *mem);
2333 void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
2334 struct amdgpu_bo *bo);
2335 struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
2336 struct amdgpu_bo *bo);
2337 struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
2338 struct amdgpu_vm *vm,
2339 struct amdgpu_bo *bo);
2340 int amdgpu_vm_bo_map(struct amdgpu_device *adev,
2341 struct amdgpu_bo_va *bo_va,
2342 uint64_t addr, uint64_t offset,
2343 uint64_t size, uint32_t flags);
2344 int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
2345 struct amdgpu_bo_va *bo_va,
2347 void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
2348 struct amdgpu_bo_va *bo_va);
2351 * functions used by amdgpu_encoder.c
2353 struct amdgpu_afmt_acr {
2367 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
2370 #if defined(CONFIG_ACPI)
2371 int amdgpu_acpi_init(struct amdgpu_device *adev);
2372 void amdgpu_acpi_fini(struct amdgpu_device *adev);
2373 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
2374 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
2375 u8 perf_req, bool advertise);
2376 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
2378 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
2379 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
2382 struct amdgpu_bo_va_mapping *
2383 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
2384 uint64_t addr, struct amdgpu_bo **bo);
2386 #include "amdgpu_object.h"