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/rbtree.h>
36 #include <linux/hashtable.h>
37 #include <linux/dma-fence.h>
39 #include <drm/ttm/ttm_bo_api.h>
40 #include <drm/ttm/ttm_bo_driver.h>
41 #include <drm/ttm/ttm_placement.h>
42 #include <drm/ttm/ttm_module.h>
43 #include <drm/ttm/ttm_execbuf_util.h>
46 #include <drm/drm_gem.h>
47 #include <drm/amdgpu_drm.h>
49 #include <kgd_kfd_interface.h>
51 #include "amd_shared.h"
52 #include "amdgpu_mode.h"
53 #include "amdgpu_ih.h"
54 #include "amdgpu_irq.h"
55 #include "amdgpu_ucode.h"
56 #include "amdgpu_ttm.h"
57 #include "amdgpu_psp.h"
58 #include "amdgpu_gds.h"
59 #include "amdgpu_sync.h"
60 #include "amdgpu_ring.h"
61 #include "amdgpu_vm.h"
62 #include "amd_powerplay.h"
63 #include "amdgpu_dpm.h"
64 #include "amdgpu_acp.h"
65 #include "amdgpu_uvd.h"
66 #include "amdgpu_vce.h"
67 #include "amdgpu_vcn.h"
68 #include "amdgpu_mn.h"
69 #include "amdgpu_dm.h"
71 #include "gpu_scheduler.h"
72 #include "amdgpu_virt.h"
73 #include "amdgpu_gart.h"
78 extern int amdgpu_modeset;
79 extern int amdgpu_vram_limit;
80 extern int amdgpu_vis_vram_limit;
81 extern int amdgpu_gart_size;
82 extern int amdgpu_gtt_size;
83 extern int amdgpu_moverate;
84 extern int amdgpu_benchmarking;
85 extern int amdgpu_testing;
86 extern int amdgpu_audio;
87 extern int amdgpu_disp_priority;
88 extern int amdgpu_hw_i2c;
89 extern int amdgpu_pcie_gen2;
90 extern int amdgpu_msi;
91 extern int amdgpu_lockup_timeout;
92 extern int amdgpu_dpm;
93 extern int amdgpu_fw_load_type;
94 extern int amdgpu_aspm;
95 extern int amdgpu_runtime_pm;
96 extern uint amdgpu_ip_block_mask;
97 extern int amdgpu_bapm;
98 extern int amdgpu_deep_color;
99 extern int amdgpu_vm_size;
100 extern int amdgpu_vm_block_size;
101 extern int amdgpu_vm_fragment_size;
102 extern int amdgpu_vm_fault_stop;
103 extern int amdgpu_vm_debug;
104 extern int amdgpu_vm_update_mode;
105 extern int amdgpu_dc;
106 extern int amdgpu_dc_log;
107 extern int amdgpu_sched_jobs;
108 extern int amdgpu_sched_hw_submission;
109 extern int amdgpu_no_evict;
110 extern int amdgpu_direct_gma_size;
111 extern uint amdgpu_pcie_gen_cap;
112 extern uint amdgpu_pcie_lane_cap;
113 extern uint amdgpu_cg_mask;
114 extern uint amdgpu_pg_mask;
115 extern uint amdgpu_sdma_phase_quantum;
116 extern char *amdgpu_disable_cu;
117 extern char *amdgpu_virtual_display;
118 extern uint amdgpu_pp_feature_mask;
119 extern int amdgpu_vram_page_split;
120 extern int amdgpu_ngg;
121 extern int amdgpu_prim_buf_per_se;
122 extern int amdgpu_pos_buf_per_se;
123 extern int amdgpu_cntl_sb_buf_per_se;
124 extern int amdgpu_param_buf_per_se;
125 extern int amdgpu_job_hang_limit;
126 extern int amdgpu_lbpw;
127 extern int amdgpu_compute_multipipe;
129 #ifdef CONFIG_DRM_AMDGPU_SI
130 extern int amdgpu_si_support;
132 #ifdef CONFIG_DRM_AMDGPU_CIK
133 extern int amdgpu_cik_support;
136 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
137 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
138 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
139 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
140 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
141 #define AMDGPU_IB_POOL_SIZE 16
142 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
143 #define AMDGPUFB_CONN_LIMIT 4
144 #define AMDGPU_BIOS_NUM_SCRATCH 16
146 /* max number of IP instances */
147 #define AMDGPU_MAX_SDMA_INSTANCES 2
149 /* hard reset data */
150 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
153 #define AMDGPU_RESET_GFX (1 << 0)
154 #define AMDGPU_RESET_COMPUTE (1 << 1)
155 #define AMDGPU_RESET_DMA (1 << 2)
156 #define AMDGPU_RESET_CP (1 << 3)
157 #define AMDGPU_RESET_GRBM (1 << 4)
158 #define AMDGPU_RESET_DMA1 (1 << 5)
159 #define AMDGPU_RESET_RLC (1 << 6)
160 #define AMDGPU_RESET_SEM (1 << 7)
161 #define AMDGPU_RESET_IH (1 << 8)
162 #define AMDGPU_RESET_VMC (1 << 9)
163 #define AMDGPU_RESET_MC (1 << 10)
164 #define AMDGPU_RESET_DISPLAY (1 << 11)
165 #define AMDGPU_RESET_UVD (1 << 12)
166 #define AMDGPU_RESET_VCE (1 << 13)
167 #define AMDGPU_RESET_VCE1 (1 << 14)
169 /* GFX current status */
170 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
171 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
172 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
173 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
174 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
176 /* max cursor sizes (in pixels) */
177 #define CIK_CURSOR_WIDTH 128
178 #define CIK_CURSOR_HEIGHT 128
180 struct amdgpu_device;
182 struct amdgpu_cs_parser;
184 struct amdgpu_irq_src;
186 struct amdgpu_bo_va_mapping;
189 AMDGPU_CP_IRQ_GFX_EOP = 0,
190 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
191 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
192 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
193 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
194 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
195 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
196 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
197 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
202 enum amdgpu_sdma_irq {
203 AMDGPU_SDMA_IRQ_TRAP0 = 0,
204 AMDGPU_SDMA_IRQ_TRAP1,
209 enum amdgpu_thermal_irq {
210 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
211 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
213 AMDGPU_THERMAL_IRQ_LAST
216 enum amdgpu_kiq_irq {
217 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
218 AMDGPU_CP_KIQ_IRQ_LAST
221 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
222 enum amd_ip_block_type block_type,
223 enum amd_clockgating_state state);
224 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
225 enum amd_ip_block_type block_type,
226 enum amd_powergating_state state);
227 void amdgpu_get_clockgating_state(struct amdgpu_device *adev, u32 *flags);
228 int amdgpu_wait_for_idle(struct amdgpu_device *adev,
229 enum amd_ip_block_type block_type);
230 bool amdgpu_is_idle(struct amdgpu_device *adev,
231 enum amd_ip_block_type block_type);
233 #define AMDGPU_MAX_IP_NUM 16
235 struct amdgpu_ip_block_status {
239 bool late_initialized;
243 struct amdgpu_ip_block_version {
244 const enum amd_ip_block_type type;
248 const struct amd_ip_funcs *funcs;
251 struct amdgpu_ip_block {
252 struct amdgpu_ip_block_status status;
253 const struct amdgpu_ip_block_version *version;
256 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
257 enum amd_ip_block_type type,
258 u32 major, u32 minor);
260 struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev,
261 enum amd_ip_block_type type);
263 int amdgpu_ip_block_add(struct amdgpu_device *adev,
264 const struct amdgpu_ip_block_version *ip_block_version);
266 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
267 struct amdgpu_buffer_funcs {
268 /* maximum bytes in a single operation */
269 uint32_t copy_max_bytes;
271 /* number of dw to reserve per operation */
272 unsigned copy_num_dw;
274 /* used for buffer migration */
275 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
276 /* src addr in bytes */
278 /* dst addr in bytes */
280 /* number of byte to transfer */
281 uint32_t byte_count);
283 /* maximum bytes in a single operation */
284 uint32_t fill_max_bytes;
286 /* number of dw to reserve per operation */
287 unsigned fill_num_dw;
289 /* used for buffer clearing */
290 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
291 /* value to write to memory */
293 /* dst addr in bytes */
295 /* number of byte to fill */
296 uint32_t byte_count);
299 /* provided by hw blocks that can write ptes, e.g., sdma */
300 struct amdgpu_vm_pte_funcs {
301 /* number of dw to reserve per operation */
302 unsigned copy_pte_num_dw;
304 /* copy pte entries from GART */
305 void (*copy_pte)(struct amdgpu_ib *ib,
306 uint64_t pe, uint64_t src,
309 /* write pte one entry at a time with addr mapping */
310 void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe,
311 uint64_t value, unsigned count,
314 /* maximum nums of PTEs/PDEs in a single operation */
315 uint32_t set_max_nums_pte_pde;
317 /* number of dw to reserve per operation */
318 unsigned set_pte_pde_num_dw;
320 /* for linear pte/pde updates without addr mapping */
321 void (*set_pte_pde)(struct amdgpu_ib *ib,
323 uint64_t addr, unsigned count,
324 uint32_t incr, uint64_t flags);
327 /* provided by the gmc block */
328 struct amdgpu_gart_funcs {
329 /* flush the vm tlb via mmio */
330 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
332 /* write pte/pde updates using the cpu */
333 int (*set_pte_pde)(struct amdgpu_device *adev,
334 void *cpu_pt_addr, /* cpu addr of page table */
335 uint32_t gpu_page_idx, /* pte/pde to update */
336 uint64_t addr, /* addr to write into pte/pde */
337 uint64_t flags); /* access flags */
338 /* enable/disable PRT support */
339 void (*set_prt)(struct amdgpu_device *adev, bool enable);
340 /* set pte flags based per asic */
341 uint64_t (*get_vm_pte_flags)(struct amdgpu_device *adev,
343 /* get the pde for a given mc addr */
344 u64 (*get_vm_pde)(struct amdgpu_device *adev, u64 addr);
345 uint32_t (*get_invalidate_req)(unsigned int vm_id);
348 /* provided by the ih block */
349 struct amdgpu_ih_funcs {
350 /* ring read/write ptr handling, called from interrupt context */
351 u32 (*get_wptr)(struct amdgpu_device *adev);
352 bool (*prescreen_iv)(struct amdgpu_device *adev);
353 void (*decode_iv)(struct amdgpu_device *adev,
354 struct amdgpu_iv_entry *entry);
355 void (*set_rptr)(struct amdgpu_device *adev);
361 bool amdgpu_get_bios(struct amdgpu_device *adev);
362 bool amdgpu_read_bios(struct amdgpu_device *adev);
367 struct amdgpu_dummy_page {
371 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
372 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
379 #define AMDGPU_MAX_PPLL 3
381 struct amdgpu_clock {
382 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
383 struct amdgpu_pll spll;
384 struct amdgpu_pll mpll;
386 uint32_t default_mclk;
387 uint32_t default_sclk;
388 uint32_t default_dispclk;
389 uint32_t current_dispclk;
391 uint32_t max_pixel_clock;
398 #define AMDGPU_GEM_DOMAIN_MAX 0x3
399 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
401 void amdgpu_gem_object_free(struct drm_gem_object *obj);
402 int amdgpu_gem_object_open(struct drm_gem_object *obj,
403 struct drm_file *file_priv);
404 void amdgpu_gem_object_close(struct drm_gem_object *obj,
405 struct drm_file *file_priv);
406 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
407 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
408 struct drm_gem_object *
409 amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
410 struct dma_buf_attachment *attach,
411 struct sg_table *sg);
412 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
413 struct drm_gem_object *gobj,
415 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
416 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
417 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
418 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
419 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
420 int amdgpu_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma);
421 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
423 /* sub-allocation manager, it has to be protected by another lock.
424 * By conception this is an helper for other part of the driver
425 * like the indirect buffer or semaphore, which both have their
428 * Principe is simple, we keep a list of sub allocation in offset
429 * order (first entry has offset == 0, last entry has the highest
432 * When allocating new object we first check if there is room at
433 * the end total_size - (last_object_offset + last_object_size) >=
434 * alloc_size. If so we allocate new object there.
436 * When there is not enough room at the end, we start waiting for
437 * each sub object until we reach object_offset+object_size >=
438 * alloc_size, this object then become the sub object we return.
440 * Alignment can't be bigger than page size.
442 * Hole are not considered for allocation to keep things simple.
443 * Assumption is that there won't be hole (all object on same
447 #define AMDGPU_SA_NUM_FENCE_LISTS 32
449 struct amdgpu_sa_manager {
450 wait_queue_head_t wq;
451 struct amdgpu_bo *bo;
452 struct list_head *hole;
453 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
454 struct list_head olist;
462 /* sub-allocation buffer */
463 struct amdgpu_sa_bo {
464 struct list_head olist;
465 struct list_head flist;
466 struct amdgpu_sa_manager *manager;
469 struct dma_fence *fence;
475 void amdgpu_gem_force_release(struct amdgpu_device *adev);
476 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
477 int alignment, u32 initial_domain,
478 u64 flags, bool kernel,
479 struct reservation_object *resv,
480 struct drm_gem_object **obj);
482 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
483 struct drm_device *dev,
484 struct drm_mode_create_dumb *args);
485 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
486 struct drm_device *dev,
487 uint32_t handle, uint64_t *offset_p);
488 int amdgpu_fence_slab_init(void);
489 void amdgpu_fence_slab_fini(void);
492 * VMHUB structures, functions & helpers
494 struct amdgpu_vmhub {
495 uint32_t ctx0_ptb_addr_lo32;
496 uint32_t ctx0_ptb_addr_hi32;
497 uint32_t vm_inv_eng0_req;
498 uint32_t vm_inv_eng0_ack;
499 uint32_t vm_context0_cntl;
500 uint32_t vm_l2_pro_fault_status;
501 uint32_t vm_l2_pro_fault_cntl;
505 * GPU MC structures, functions & helpers
508 resource_size_t aper_size;
509 resource_size_t aper_base;
510 resource_size_t agp_base;
511 /* for some chips with <= 32MB we need to lie
512 * about vram size near mc fb location */
514 u64 visible_vram_size;
524 const struct firmware *fw; /* MC firmware */
526 struct amdgpu_irq_src vm_fault;
528 uint32_t srbm_soft_reset;
530 uint64_t stolen_size;
532 u64 shared_aperture_start;
533 u64 shared_aperture_end;
534 u64 private_aperture_start;
535 u64 private_aperture_end;
536 /* protects concurrent invalidation */
537 spinlock_t invalidate_lock;
541 * GPU doorbell structures, functions & helpers
543 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
545 AMDGPU_DOORBELL_KIQ = 0x000,
546 AMDGPU_DOORBELL_HIQ = 0x001,
547 AMDGPU_DOORBELL_DIQ = 0x002,
548 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
549 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
550 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
551 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
552 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
553 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
554 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
555 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
556 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
557 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
558 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
559 AMDGPU_DOORBELL_IH = 0x1E8,
560 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
561 AMDGPU_DOORBELL_INVALID = 0xFFFF
562 } AMDGPU_DOORBELL_ASSIGNMENT;
564 struct amdgpu_doorbell {
566 resource_size_t base;
567 resource_size_t size;
569 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
573 * 64bit doorbell, offset are in QWORD, occupy 2KB doorbell space
575 typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT
578 * All compute related doorbells: kiq, hiq, diq, traditional compute queue, user queue, should locate in
579 * a continues range so that programming CP_MEC_DOORBELL_RANGE_LOWER/UPPER can cover this range.
580 * Compute related doorbells are allocated from 0x00 to 0x8a
584 /* kernel scheduling */
585 AMDGPU_DOORBELL64_KIQ = 0x00,
587 /* HSA interface queue and debug queue */
588 AMDGPU_DOORBELL64_HIQ = 0x01,
589 AMDGPU_DOORBELL64_DIQ = 0x02,
591 /* Compute engines */
592 AMDGPU_DOORBELL64_MEC_RING0 = 0x03,
593 AMDGPU_DOORBELL64_MEC_RING1 = 0x04,
594 AMDGPU_DOORBELL64_MEC_RING2 = 0x05,
595 AMDGPU_DOORBELL64_MEC_RING3 = 0x06,
596 AMDGPU_DOORBELL64_MEC_RING4 = 0x07,
597 AMDGPU_DOORBELL64_MEC_RING5 = 0x08,
598 AMDGPU_DOORBELL64_MEC_RING6 = 0x09,
599 AMDGPU_DOORBELL64_MEC_RING7 = 0x0a,
601 /* User queue doorbell range (128 doorbells) */
602 AMDGPU_DOORBELL64_USERQUEUE_START = 0x0b,
603 AMDGPU_DOORBELL64_USERQUEUE_END = 0x8a,
605 /* Graphics engine */
606 AMDGPU_DOORBELL64_GFX_RING0 = 0x8b,
609 * Other graphics doorbells can be allocated here: from 0x8c to 0xef
610 * Graphics voltage island aperture 1
611 * default non-graphics QWORD index is 0xF0 - 0xFF inclusive
615 AMDGPU_DOORBELL64_sDMA_ENGINE0 = 0xF0,
616 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE0 = 0xF1,
617 AMDGPU_DOORBELL64_sDMA_ENGINE1 = 0xF2,
618 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE1 = 0xF3,
620 /* Interrupt handler */
621 AMDGPU_DOORBELL64_IH = 0xF4, /* For legacy interrupt ring buffer */
622 AMDGPU_DOORBELL64_IH_RING1 = 0xF5, /* For page migration request log */
623 AMDGPU_DOORBELL64_IH_RING2 = 0xF6, /* For page migration translation/invalidation log */
625 /* VCN engine use 32 bits doorbell */
626 AMDGPU_DOORBELL64_VCN0_1 = 0xF8, /* lower 32 bits for VNC0 and upper 32 bits for VNC1 */
627 AMDGPU_DOORBELL64_VCN2_3 = 0xF9,
628 AMDGPU_DOORBELL64_VCN4_5 = 0xFA,
629 AMDGPU_DOORBELL64_VCN6_7 = 0xFB,
631 /* overlap the doorbell assignment with VCN as they are mutually exclusive
632 * VCE engine's doorbell is 32 bit and two VCE ring share one QWORD
634 AMDGPU_DOORBELL64_UVD_RING0_1 = 0xF8,
635 AMDGPU_DOORBELL64_UVD_RING2_3 = 0xF9,
636 AMDGPU_DOORBELL64_UVD_RING4_5 = 0xFA,
637 AMDGPU_DOORBELL64_UVD_RING6_7 = 0xFB,
639 AMDGPU_DOORBELL64_VCE_RING0_1 = 0xFC,
640 AMDGPU_DOORBELL64_VCE_RING2_3 = 0xFD,
641 AMDGPU_DOORBELL64_VCE_RING4_5 = 0xFE,
642 AMDGPU_DOORBELL64_VCE_RING6_7 = 0xFF,
644 AMDGPU_DOORBELL64_MAX_ASSIGNMENT = 0xFF,
645 AMDGPU_DOORBELL64_INVALID = 0xFFFF
646 } AMDGPU_DOORBELL64_ASSIGNMENT;
649 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
650 phys_addr_t *aperture_base,
651 size_t *aperture_size,
652 size_t *start_offset);
658 struct amdgpu_flip_work {
659 struct delayed_work flip_work;
660 struct work_struct unpin_work;
661 struct amdgpu_device *adev;
665 struct drm_pending_vblank_event *event;
666 struct amdgpu_bo *old_abo;
667 struct dma_fence *excl;
668 unsigned shared_count;
669 struct dma_fence **shared;
670 struct dma_fence_cb cb;
680 struct amdgpu_sa_bo *sa_bo;
687 extern const struct amd_sched_backend_ops amdgpu_sched_ops;
689 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
690 struct amdgpu_job **job, struct amdgpu_vm *vm);
691 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size,
692 struct amdgpu_job **job);
694 void amdgpu_job_free_resources(struct amdgpu_job *job);
695 void amdgpu_job_free(struct amdgpu_job *job);
696 int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring,
697 struct amd_sched_entity *entity, void *owner,
698 struct dma_fence **f);
703 struct amdgpu_queue_mapper {
706 /* protected by lock */
707 struct amdgpu_ring *queue_map[AMDGPU_MAX_RINGS];
710 struct amdgpu_queue_mgr {
711 struct amdgpu_queue_mapper mapper[AMDGPU_MAX_IP_NUM];
714 int amdgpu_queue_mgr_init(struct amdgpu_device *adev,
715 struct amdgpu_queue_mgr *mgr);
716 int amdgpu_queue_mgr_fini(struct amdgpu_device *adev,
717 struct amdgpu_queue_mgr *mgr);
718 int amdgpu_queue_mgr_map(struct amdgpu_device *adev,
719 struct amdgpu_queue_mgr *mgr,
720 int hw_ip, int instance, int ring,
721 struct amdgpu_ring **out_ring);
724 * context related structures
727 struct amdgpu_ctx_ring {
729 struct dma_fence **fences;
730 struct amd_sched_entity entity;
734 struct kref refcount;
735 struct amdgpu_device *adev;
736 struct amdgpu_queue_mgr queue_mgr;
737 unsigned reset_counter;
738 spinlock_t ring_lock;
739 struct dma_fence **fences;
740 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
741 bool preamble_presented;
744 struct amdgpu_ctx_mgr {
745 struct amdgpu_device *adev;
747 /* protected by lock */
748 struct idr ctx_handles;
751 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
752 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
754 int amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
755 struct dma_fence *fence, uint64_t *seq);
756 struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
757 struct amdgpu_ring *ring, uint64_t seq);
759 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
760 struct drm_file *filp);
762 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
763 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
766 * file private structure
769 struct amdgpu_fpriv {
771 struct amdgpu_bo_va *prt_va;
772 struct amdgpu_bo_va *csa_va;
773 struct mutex bo_list_lock;
774 struct idr bo_list_handles;
775 struct amdgpu_ctx_mgr ctx_mgr;
776 u32 vram_lost_counter;
782 struct amdgpu_bo_list_entry {
783 struct amdgpu_bo *robj;
784 struct ttm_validate_buffer tv;
785 struct amdgpu_bo_va *bo_va;
787 struct page **user_pages;
788 int user_invalidated;
791 struct amdgpu_bo_list {
793 struct rcu_head rhead;
794 struct kref refcount;
795 struct amdgpu_bo *gds_obj;
796 struct amdgpu_bo *gws_obj;
797 struct amdgpu_bo *oa_obj;
798 unsigned first_userptr;
799 unsigned num_entries;
800 struct amdgpu_bo_list_entry *array;
803 struct amdgpu_bo_list *
804 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
805 void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
806 struct list_head *validated);
807 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
808 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
813 #include "clearstate_defs.h"
815 struct amdgpu_rlc_funcs {
816 void (*enter_safe_mode)(struct amdgpu_device *adev);
817 void (*exit_safe_mode)(struct amdgpu_device *adev);
821 /* for power gating */
822 struct amdgpu_bo *save_restore_obj;
823 uint64_t save_restore_gpu_addr;
824 volatile uint32_t *sr_ptr;
827 /* for clear state */
828 struct amdgpu_bo *clear_state_obj;
829 uint64_t clear_state_gpu_addr;
830 volatile uint32_t *cs_ptr;
831 const struct cs_section_def *cs_data;
832 u32 clear_state_size;
834 struct amdgpu_bo *cp_table_obj;
835 uint64_t cp_table_gpu_addr;
836 volatile uint32_t *cp_table_ptr;
839 /* safe mode for updating CG/PG state */
841 const struct amdgpu_rlc_funcs *funcs;
843 /* for firmware data */
844 u32 save_and_restore_offset;
845 u32 clear_state_descriptor_offset;
846 u32 avail_scratch_ram_locations;
847 u32 reg_restore_list_size;
848 u32 reg_list_format_start;
849 u32 reg_list_format_separate_start;
850 u32 starting_offsets_start;
851 u32 reg_list_format_size_bytes;
852 u32 reg_list_size_bytes;
854 u32 *register_list_format;
855 u32 *register_restore;
858 #define AMDGPU_MAX_COMPUTE_QUEUES KGD_MAX_QUEUES
861 struct amdgpu_bo *hpd_eop_obj;
862 u64 hpd_eop_gpu_addr;
863 struct amdgpu_bo *mec_fw_obj;
866 u32 num_pipe_per_mec;
867 u32 num_queue_per_pipe;
868 void *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1];
870 /* These are the resources for which amdgpu takes ownership */
871 DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
876 struct amdgpu_bo *eop_obj;
877 struct mutex ring_mutex;
878 struct amdgpu_ring ring;
879 struct amdgpu_irq_src irq;
883 * GPU scratch registers structures, functions & helpers
885 struct amdgpu_scratch {
894 #define AMDGPU_GFX_MAX_SE 4
895 #define AMDGPU_GFX_MAX_SH_PER_SE 2
897 struct amdgpu_rb_config {
898 uint32_t rb_backend_disable;
899 uint32_t user_rb_backend_disable;
900 uint32_t raster_config;
901 uint32_t raster_config_1;
904 struct gb_addr_config {
905 uint16_t pipe_interleave_size;
907 uint8_t max_compress_frags;
910 uint8_t num_rb_per_se;
913 struct amdgpu_gfx_config {
914 unsigned max_shader_engines;
915 unsigned max_tile_pipes;
916 unsigned max_cu_per_sh;
917 unsigned max_sh_per_se;
918 unsigned max_backends_per_se;
919 unsigned max_texture_channel_caches;
921 unsigned max_gs_threads;
922 unsigned max_hw_contexts;
923 unsigned sc_prim_fifo_size_frontend;
924 unsigned sc_prim_fifo_size_backend;
925 unsigned sc_hiz_tile_fifo_size;
926 unsigned sc_earlyz_tile_fifo_size;
928 unsigned num_tile_pipes;
929 unsigned backend_enable_mask;
930 unsigned mem_max_burst_length_bytes;
931 unsigned mem_row_size_in_kb;
932 unsigned shader_engine_tile_size;
934 unsigned multi_gpu_tile_size;
935 unsigned mc_arb_ramcfg;
936 unsigned gb_addr_config;
938 unsigned gs_vgt_table_depth;
939 unsigned gs_prim_buffer_depth;
941 uint32_t tile_mode_array[32];
942 uint32_t macrotile_mode_array[16];
944 struct gb_addr_config gb_addr_config_fields;
945 struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE];
947 /* gfx configure feature */
948 uint32_t double_offchip_lds_buf;
951 struct amdgpu_cu_info {
952 uint32_t max_waves_per_simd;
953 uint32_t wave_front_size;
954 uint32_t max_scratch_slots_per_cu;
957 /* total active CU number */
960 uint32_t ao_cu_bitmap[4][4];
961 uint32_t bitmap[4][4];
964 struct amdgpu_gfx_funcs {
965 /* get the gpu clock counter */
966 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
967 void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
968 void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields);
969 void (*read_wave_vgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t thread, uint32_t start, uint32_t size, uint32_t *dst);
970 void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst);
973 struct amdgpu_ngg_buf {
974 struct amdgpu_bo *bo;
989 struct amdgpu_ngg_buf buf[NGG_BUF_MAX];
990 uint32_t gds_reserve_addr;
991 uint32_t gds_reserve_size;
996 struct mutex gpu_clock_mutex;
997 struct amdgpu_gfx_config config;
998 struct amdgpu_rlc rlc;
999 struct amdgpu_mec mec;
1000 struct amdgpu_kiq kiq;
1001 struct amdgpu_scratch scratch;
1002 const struct firmware *me_fw; /* ME firmware */
1003 uint32_t me_fw_version;
1004 const struct firmware *pfp_fw; /* PFP firmware */
1005 uint32_t pfp_fw_version;
1006 const struct firmware *ce_fw; /* CE firmware */
1007 uint32_t ce_fw_version;
1008 const struct firmware *rlc_fw; /* RLC firmware */
1009 uint32_t rlc_fw_version;
1010 const struct firmware *mec_fw; /* MEC firmware */
1011 uint32_t mec_fw_version;
1012 const struct firmware *mec2_fw; /* MEC2 firmware */
1013 uint32_t mec2_fw_version;
1014 uint32_t me_feature_version;
1015 uint32_t ce_feature_version;
1016 uint32_t pfp_feature_version;
1017 uint32_t rlc_feature_version;
1018 uint32_t mec_feature_version;
1019 uint32_t mec2_feature_version;
1020 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1021 unsigned num_gfx_rings;
1022 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1023 unsigned num_compute_rings;
1024 struct amdgpu_irq_src eop_irq;
1025 struct amdgpu_irq_src priv_reg_irq;
1026 struct amdgpu_irq_src priv_inst_irq;
1028 uint32_t gfx_current_status;
1030 unsigned ce_ram_size;
1031 struct amdgpu_cu_info cu_info;
1032 const struct amdgpu_gfx_funcs *funcs;
1035 uint32_t grbm_soft_reset;
1036 uint32_t srbm_soft_reset;
1040 struct amdgpu_ngg ngg;
1043 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
1044 unsigned size, struct amdgpu_ib *ib);
1045 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
1046 struct dma_fence *f);
1047 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
1048 struct amdgpu_ib *ibs, struct amdgpu_job *job,
1049 struct dma_fence **f);
1050 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1051 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1052 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1057 struct amdgpu_cs_chunk {
1063 struct amdgpu_cs_parser {
1064 struct amdgpu_device *adev;
1065 struct drm_file *filp;
1066 struct amdgpu_ctx *ctx;
1070 struct amdgpu_cs_chunk *chunks;
1072 /* scheduler job object */
1073 struct amdgpu_job *job;
1075 /* buffer objects */
1076 struct ww_acquire_ctx ticket;
1077 struct amdgpu_bo_list *bo_list;
1078 struct amdgpu_mn *mn;
1079 struct amdgpu_bo_list_entry vm_pd;
1080 struct list_head validated;
1081 struct dma_fence *fence;
1082 uint64_t bytes_moved_threshold;
1083 uint64_t bytes_moved_vis_threshold;
1084 uint64_t bytes_moved;
1085 uint64_t bytes_moved_vis;
1086 struct amdgpu_bo_list_entry *evictable;
1089 struct amdgpu_bo_list_entry uf_entry;
1091 unsigned num_post_dep_syncobjs;
1092 struct drm_syncobj **post_dep_syncobjs;
1095 #define AMDGPU_PREAMBLE_IB_PRESENT (1 << 0) /* bit set means command submit involves a preamble IB */
1096 #define AMDGPU_PREAMBLE_IB_PRESENT_FIRST (1 << 1) /* bit set means preamble IB is first presented in belonging context */
1097 #define AMDGPU_HAVE_CTX_SWITCH (1 << 2) /* bit set means context switch occured */
1100 struct amd_sched_job base;
1101 struct amdgpu_device *adev;
1102 struct amdgpu_vm *vm;
1103 struct amdgpu_ring *ring;
1104 struct amdgpu_sync sync;
1105 struct amdgpu_sync dep_sync;
1106 struct amdgpu_sync sched_sync;
1107 struct amdgpu_ib *ibs;
1108 struct dma_fence *fence; /* the hw fence */
1109 uint32_t preamble_status;
1112 uint64_t fence_ctx; /* the fence_context this job uses */
1113 bool vm_needs_flush;
1115 uint64_t vm_pd_addr;
1116 uint32_t gds_base, gds_size;
1117 uint32_t gws_base, gws_size;
1118 uint32_t oa_base, oa_size;
1120 /* user fence handling */
1122 uint64_t uf_sequence;
1125 #define to_amdgpu_job(sched_job) \
1126 container_of((sched_job), struct amdgpu_job, base)
1128 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
1129 uint32_t ib_idx, int idx)
1131 return p->job->ibs[ib_idx].ptr[idx];
1134 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
1135 uint32_t ib_idx, int idx,
1138 p->job->ibs[ib_idx].ptr[idx] = value;
1144 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1147 struct amdgpu_bo *wb_obj;
1148 volatile uint32_t *wb;
1150 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1151 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1154 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1155 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1157 void amdgpu_get_pcie_info(struct amdgpu_device *adev);
1162 struct amdgpu_sdma_instance {
1164 const struct firmware *fw;
1165 uint32_t fw_version;
1166 uint32_t feature_version;
1168 struct amdgpu_ring ring;
1172 struct amdgpu_sdma {
1173 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1174 #ifdef CONFIG_DRM_AMDGPU_SI
1175 //SI DMA has a difference trap irq number for the second engine
1176 struct amdgpu_irq_src trap_irq_1;
1178 struct amdgpu_irq_src trap_irq;
1179 struct amdgpu_irq_src illegal_inst_irq;
1181 uint32_t srbm_soft_reset;
1187 enum amdgpu_firmware_load_type {
1188 AMDGPU_FW_LOAD_DIRECT = 0,
1193 struct amdgpu_firmware {
1194 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1195 enum amdgpu_firmware_load_type load_type;
1196 struct amdgpu_bo *fw_buf;
1197 unsigned int fw_size;
1198 unsigned int max_ucodes;
1199 /* firmwares are loaded by psp instead of smu from vega10 */
1200 const struct amdgpu_psp_funcs *funcs;
1201 struct amdgpu_bo *rbuf;
1204 /* gpu info firmware data pointer */
1205 const struct firmware *gpu_info_fw;
1214 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1220 void amdgpu_test_moves(struct amdgpu_device *adev);
1225 struct amdgpu_debugfs {
1226 const struct drm_info_list *files;
1230 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1231 const struct drm_info_list *files,
1233 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1235 #if defined(CONFIG_DEBUG_FS)
1236 int amdgpu_debugfs_init(struct drm_minor *minor);
1239 int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev);
1242 * amdgpu smumgr functions
1244 struct amdgpu_smumgr_funcs {
1245 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1246 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1247 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1253 struct amdgpu_smumgr {
1254 struct amdgpu_bo *toc_buf;
1255 struct amdgpu_bo *smu_buf;
1256 /* asic priv smu data */
1258 spinlock_t smu_lock;
1259 /* smumgr functions */
1260 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1261 /* ucode loading complete flag */
1266 * ASIC specific register table accessible by UMD
1268 struct amdgpu_allowed_register_entry {
1269 uint32_t reg_offset;
1274 * ASIC specific functions.
1276 struct amdgpu_asic_funcs {
1277 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1278 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
1279 u8 *bios, u32 length_bytes);
1280 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1281 u32 sh_num, u32 reg_offset, u32 *value);
1282 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1283 int (*reset)(struct amdgpu_device *adev);
1284 /* get the reference clock */
1285 u32 (*get_xclk)(struct amdgpu_device *adev);
1286 /* MM block clocks */
1287 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1288 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1289 /* static power management */
1290 int (*get_pcie_lanes)(struct amdgpu_device *adev);
1291 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
1292 /* get config memsize register */
1293 u32 (*get_config_memsize)(struct amdgpu_device *adev);
1299 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1300 struct drm_file *filp);
1301 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1302 struct drm_file *filp);
1304 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1305 struct drm_file *filp);
1306 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1307 struct drm_file *filp);
1308 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1309 struct drm_file *filp);
1310 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1311 struct drm_file *filp);
1312 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1313 struct drm_file *filp);
1314 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1315 struct drm_file *filp);
1316 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1317 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
1318 struct drm_file *filp);
1319 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1320 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
1321 struct drm_file *filp);
1323 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1324 struct drm_file *filp);
1326 /* VRAM scratch page for HDP bug, default vram page */
1327 struct amdgpu_vram_scratch {
1328 struct amdgpu_bo *robj;
1329 volatile uint32_t *ptr;
1336 struct amdgpu_atif_notification_cfg {
1341 struct amdgpu_atif_notifications {
1342 bool display_switch;
1343 bool expansion_mode_change;
1345 bool forced_power_state;
1346 bool system_power_state;
1347 bool display_conf_change;
1349 bool brightness_change;
1350 bool dgpu_display_event;
1353 struct amdgpu_atif_functions {
1355 bool sbios_requests;
1356 bool select_active_disp;
1358 bool get_tv_standard;
1359 bool set_tv_standard;
1360 bool get_panel_expansion_mode;
1361 bool set_panel_expansion_mode;
1362 bool temperature_change;
1363 bool graphics_device_types;
1366 struct amdgpu_atif {
1367 struct amdgpu_atif_notifications notifications;
1368 struct amdgpu_atif_functions functions;
1369 struct amdgpu_atif_notification_cfg notification_cfg;
1370 struct amdgpu_encoder *encoder_for_bl;
1373 struct amdgpu_atcs_functions {
1377 bool pcie_bus_width;
1380 struct amdgpu_atcs {
1381 struct amdgpu_atcs_functions functions;
1387 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1388 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
1391 * Core structure, functions and helpers.
1393 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1394 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1396 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1397 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1399 #define AMDGPU_RESET_MAGIC_NUM 64
1400 struct amdgpu_device {
1402 struct drm_device *ddev;
1403 struct pci_dev *pdev;
1405 #ifdef CONFIG_DRM_AMD_ACP
1406 struct amdgpu_acp acp;
1410 enum amd_asic_type asic_type;
1413 uint32_t external_rev_id;
1414 unsigned long flags;
1416 const struct amdgpu_asic_funcs *asic_funcs;
1420 struct work_struct reset_work;
1421 struct notifier_block acpi_nb;
1422 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1423 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1424 unsigned debugfs_count;
1425 #if defined(CONFIG_DEBUG_FS)
1426 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1428 struct amdgpu_atif atif;
1429 struct amdgpu_atcs atcs;
1430 struct mutex srbm_mutex;
1431 /* GRBM index mutex. Protects concurrent access to GRBM index */
1432 struct mutex grbm_idx_mutex;
1433 struct dev_pm_domain vga_pm_domain;
1434 bool have_disp_power_ref;
1440 struct amdgpu_bo *stolen_vga_memory;
1441 uint32_t bios_scratch_reg_offset;
1442 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1444 /* Register/doorbell mmio */
1445 resource_size_t rmmio_base;
1446 resource_size_t rmmio_size;
1447 void __iomem *rmmio;
1448 /* protects concurrent MM_INDEX/DATA based register access */
1449 spinlock_t mmio_idx_lock;
1450 /* protects concurrent SMC based register access */
1451 spinlock_t smc_idx_lock;
1452 amdgpu_rreg_t smc_rreg;
1453 amdgpu_wreg_t smc_wreg;
1454 /* protects concurrent PCIE register access */
1455 spinlock_t pcie_idx_lock;
1456 amdgpu_rreg_t pcie_rreg;
1457 amdgpu_wreg_t pcie_wreg;
1458 amdgpu_rreg_t pciep_rreg;
1459 amdgpu_wreg_t pciep_wreg;
1460 /* protects concurrent UVD register access */
1461 spinlock_t uvd_ctx_idx_lock;
1462 amdgpu_rreg_t uvd_ctx_rreg;
1463 amdgpu_wreg_t uvd_ctx_wreg;
1464 /* protects concurrent DIDT register access */
1465 spinlock_t didt_idx_lock;
1466 amdgpu_rreg_t didt_rreg;
1467 amdgpu_wreg_t didt_wreg;
1468 /* protects concurrent gc_cac register access */
1469 spinlock_t gc_cac_idx_lock;
1470 amdgpu_rreg_t gc_cac_rreg;
1471 amdgpu_wreg_t gc_cac_wreg;
1472 /* protects concurrent se_cac register access */
1473 spinlock_t se_cac_idx_lock;
1474 amdgpu_rreg_t se_cac_rreg;
1475 amdgpu_wreg_t se_cac_wreg;
1476 /* protects concurrent ENDPOINT (audio) register access */
1477 spinlock_t audio_endpt_idx_lock;
1478 amdgpu_block_rreg_t audio_endpt_rreg;
1479 amdgpu_block_wreg_t audio_endpt_wreg;
1480 void __iomem *rio_mem;
1481 resource_size_t rio_mem_size;
1482 struct amdgpu_doorbell doorbell;
1484 /* clock/pll info */
1485 struct amdgpu_clock clock;
1488 struct amdgpu_mc mc;
1489 struct amdgpu_gart gart;
1490 struct amdgpu_dummy_page dummy_page;
1491 struct amdgpu_vm_manager vm_manager;
1492 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
1494 /* memory management */
1495 struct amdgpu_mman mman;
1496 struct amdgpu_vram_scratch vram_scratch;
1497 struct amdgpu_wb wb;
1498 atomic64_t num_bytes_moved;
1499 atomic64_t num_evictions;
1500 atomic64_t num_vram_cpu_page_faults;
1501 atomic_t gpu_reset_counter;
1502 atomic_t vram_lost_counter;
1504 /* data for buffer migration throttling */
1508 s64 accum_us; /* accumulated microseconds */
1509 s64 accum_us_vis; /* for visible VRAM */
1514 bool enable_virtual_display;
1515 struct amdgpu_mode_info mode_info;
1516 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
1517 struct work_struct hotplug_work;
1518 struct amdgpu_irq_src crtc_irq;
1519 struct amdgpu_irq_src pageflip_irq;
1520 struct amdgpu_irq_src hpd_irq;
1525 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
1527 struct amdgpu_sa_manager ring_tmp_bo;
1530 struct amdgpu_irq irq;
1533 struct amd_powerplay powerplay;
1534 bool pp_force_state_enabled;
1537 struct amdgpu_pm pm;
1542 struct amdgpu_smumgr smu;
1545 struct amdgpu_gfx gfx;
1548 struct amdgpu_sdma sdma;
1553 struct amdgpu_uvd uvd;
1556 struct amdgpu_vce vce;
1560 struct amdgpu_vcn vcn;
1564 struct amdgpu_firmware firmware;
1567 struct psp_context psp;
1570 struct amdgpu_gds gds;
1572 /* display related functionality */
1573 struct amdgpu_display_manager dm;
1575 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
1577 struct mutex mn_lock;
1578 DECLARE_HASHTABLE(mn_hash, 7);
1580 /* tracking pinned memory */
1582 u64 invisible_pin_size;
1585 /* amdkfd interface */
1586 struct kfd_dev *kfd;
1588 /* delayed work_func for deferring clockgating during resume */
1589 struct delayed_work late_init_work;
1591 struct amdgpu_virt virt;
1593 /* link all shadow bo */
1594 struct list_head shadow_list;
1595 struct mutex shadow_list_lock;
1597 spinlock_t gtt_list_lock;
1598 struct list_head gtt_list;
1599 /* keep an lru list of rings by HW IP */
1600 struct list_head ring_lru_list;
1601 spinlock_t ring_lru_list_lock;
1603 /* record hw reset is performed */
1605 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
1607 /* record last mm index being written through WREG32*/
1608 unsigned long last_mm_index;
1609 bool in_sriov_reset;
1612 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1614 return container_of(bdev, struct amdgpu_device, mman.bdev);
1617 int amdgpu_device_init(struct amdgpu_device *adev,
1618 struct drm_device *ddev,
1619 struct pci_dev *pdev,
1621 void amdgpu_device_fini(struct amdgpu_device *adev);
1622 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1624 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
1625 uint32_t acc_flags);
1626 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
1627 uint32_t acc_flags);
1628 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1629 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1631 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
1632 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
1633 u64 amdgpu_mm_rdoorbell64(struct amdgpu_device *adev, u32 index);
1634 void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v);
1636 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1637 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1640 * Registers read & write functions.
1643 #define AMDGPU_REGS_IDX (1<<0)
1644 #define AMDGPU_REGS_NO_KIQ (1<<1)
1646 #define RREG32_NO_KIQ(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1647 #define WREG32_NO_KIQ(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1649 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), 0)
1650 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_IDX)
1651 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), 0))
1652 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), 0)
1653 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_IDX)
1654 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1655 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1656 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1657 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1658 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1659 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1660 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1661 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1662 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1663 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1664 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1665 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1666 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1667 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1668 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1669 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1670 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1671 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1672 #define WREG32_P(reg, val, mask) \
1674 uint32_t tmp_ = RREG32(reg); \
1676 tmp_ |= ((val) & ~(mask)); \
1677 WREG32(reg, tmp_); \
1679 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1680 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1681 #define WREG32_PLL_P(reg, val, mask) \
1683 uint32_t tmp_ = RREG32_PLL(reg); \
1685 tmp_ |= ((val) & ~(mask)); \
1686 WREG32_PLL(reg, tmp_); \
1688 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
1689 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1690 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1692 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
1693 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
1694 #define RDOORBELL64(index) amdgpu_mm_rdoorbell64(adev, (index))
1695 #define WDOORBELL64(index, v) amdgpu_mm_wdoorbell64(adev, (index), (v))
1697 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1698 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1700 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1701 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1702 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1704 #define REG_GET_FIELD(value, reg, field) \
1705 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1707 #define WREG32_FIELD(reg, field, val) \
1708 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1710 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1711 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1716 #define RBIOS8(i) (adev->bios[i])
1717 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1718 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1720 static inline struct amdgpu_sdma_instance *
1721 amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
1723 struct amdgpu_device *adev = ring->adev;
1726 for (i = 0; i < adev->sdma.num_instances; i++)
1727 if (&adev->sdma.instance[i].ring == ring)
1730 if (i < AMDGPU_MAX_SDMA_INSTANCES)
1731 return &adev->sdma.instance[i];
1739 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1740 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1741 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1742 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1743 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1744 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1745 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1746 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1747 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1748 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1749 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1750 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1751 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
1752 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
1753 #define amdgpu_gart_get_vm_pde(adev, addr) (adev)->gart.gart_funcs->get_vm_pde((adev), (addr))
1754 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
1755 #define amdgpu_vm_write_pte(adev, ib, pe, value, count, incr) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (value), (count), (incr)))
1756 #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)))
1757 #define amdgpu_vm_get_pte_flags(adev, flags) (adev)->gart.gart_funcs->get_vm_pte_flags((adev),(flags))
1758 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
1759 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
1760 #define amdgpu_ring_test_ib(r, t) (r)->funcs->test_ib((r), (t))
1761 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
1762 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
1763 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
1764 #define amdgpu_ring_emit_ib(r, ib, vm_id, c) (r)->funcs->emit_ib((r), (ib), (vm_id), (c))
1765 #define amdgpu_ring_emit_pipeline_sync(r) (r)->funcs->emit_pipeline_sync((r))
1766 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
1767 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
1768 #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))
1769 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
1770 #define amdgpu_ring_emit_hdp_invalidate(r) (r)->funcs->emit_hdp_invalidate((r))
1771 #define amdgpu_ring_emit_switch_buffer(r) (r)->funcs->emit_switch_buffer((r))
1772 #define amdgpu_ring_emit_cntxcntl(r, d) (r)->funcs->emit_cntxcntl((r), (d))
1773 #define amdgpu_ring_emit_rreg(r, d) (r)->funcs->emit_rreg((r), (d))
1774 #define amdgpu_ring_emit_wreg(r, d, v) (r)->funcs->emit_wreg((r), (d), (v))
1775 #define amdgpu_ring_emit_tmz(r, b) (r)->funcs->emit_tmz((r), (b))
1776 #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
1777 #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r))
1778 #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o))
1779 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
1780 #define amdgpu_ih_prescreen_iv(adev) (adev)->irq.ih_funcs->prescreen_iv((adev))
1781 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
1782 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
1783 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
1784 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
1785 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
1786 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
1787 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
1788 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
1789 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
1790 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
1791 #define amdgpu_display_page_flip(adev, crtc, base, async) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base), (async))
1792 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
1793 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
1794 #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))
1795 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
1796 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
1797 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev))
1798 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance))
1799 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
1800 #define amdgpu_psp_check_fw_loading_status(adev, i) (adev)->firmware.funcs->check_fw_loading_status((adev), (i))
1802 /* Common functions */
1803 int amdgpu_gpu_reset(struct amdgpu_device *adev);
1804 bool amdgpu_need_backup(struct amdgpu_device *adev);
1805 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
1806 bool amdgpu_need_post(struct amdgpu_device *adev);
1807 void amdgpu_update_display_priority(struct amdgpu_device *adev);
1809 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1811 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain);
1812 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
1813 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
1814 void amdgpu_gart_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
1815 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
1816 int amdgpu_ttm_init(struct amdgpu_device *adev);
1817 void amdgpu_ttm_fini(struct amdgpu_device *adev);
1818 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
1819 const u32 *registers,
1820 const u32 array_size);
1822 bool amdgpu_device_is_px(struct drm_device *dev);
1824 #if defined(CONFIG_VGA_SWITCHEROO)
1825 void amdgpu_register_atpx_handler(void);
1826 void amdgpu_unregister_atpx_handler(void);
1827 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1828 bool amdgpu_is_atpx_hybrid(void);
1829 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1830 bool amdgpu_has_atpx(void);
1832 static inline void amdgpu_register_atpx_handler(void) {}
1833 static inline void amdgpu_unregister_atpx_handler(void) {}
1834 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1835 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1836 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1837 static inline bool amdgpu_has_atpx(void) { return false; }
1843 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1844 extern const int amdgpu_max_kms_ioctl;
1846 bool amdgpu_kms_vram_lost(struct amdgpu_device *adev,
1847 struct amdgpu_fpriv *fpriv);
1848 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
1849 void amdgpu_driver_unload_kms(struct drm_device *dev);
1850 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1851 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1852 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1853 struct drm_file *file_priv);
1854 int amdgpu_suspend(struct amdgpu_device *adev);
1855 int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);
1856 int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);
1857 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
1858 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1859 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1860 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1864 * functions used by amdgpu_encoder.c
1866 struct amdgpu_afmt_acr {
1880 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1883 #if defined(CONFIG_ACPI)
1884 int amdgpu_acpi_init(struct amdgpu_device *adev);
1885 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1886 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1887 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1888 u8 perf_req, bool advertise);
1889 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1891 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1892 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1895 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1896 uint64_t addr, struct amdgpu_bo **bo,
1897 struct amdgpu_bo_va_mapping **mapping);
1899 #if defined(CONFIG_DRM_AMD_DC)
1900 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1902 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1905 #include "amdgpu_object.h"