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"
70 #include "gpu_scheduler.h"
71 #include "amdgpu_virt.h"
72 #include "amdgpu_gart.h"
77 extern int amdgpu_modeset;
78 extern int amdgpu_vram_limit;
79 extern int amdgpu_vis_vram_limit;
80 extern int amdgpu_gart_size;
81 extern int amdgpu_gtt_size;
82 extern int amdgpu_moverate;
83 extern int amdgpu_benchmarking;
84 extern int amdgpu_testing;
85 extern int amdgpu_audio;
86 extern int amdgpu_disp_priority;
87 extern int amdgpu_hw_i2c;
88 extern int amdgpu_pcie_gen2;
89 extern int amdgpu_msi;
90 extern int amdgpu_lockup_timeout;
91 extern int amdgpu_dpm;
92 extern int amdgpu_fw_load_type;
93 extern int amdgpu_aspm;
94 extern int amdgpu_runtime_pm;
95 extern uint amdgpu_ip_block_mask;
96 extern int amdgpu_bapm;
97 extern int amdgpu_deep_color;
98 extern int amdgpu_vm_size;
99 extern int amdgpu_vm_block_size;
100 extern int amdgpu_vm_fragment_size;
101 extern int amdgpu_vm_fault_stop;
102 extern int amdgpu_vm_debug;
103 extern int amdgpu_vm_update_mode;
104 extern int amdgpu_sched_jobs;
105 extern int amdgpu_sched_hw_submission;
106 extern int amdgpu_no_evict;
107 extern int amdgpu_direct_gma_size;
108 extern uint amdgpu_pcie_gen_cap;
109 extern uint amdgpu_pcie_lane_cap;
110 extern uint amdgpu_cg_mask;
111 extern uint amdgpu_pg_mask;
112 extern uint amdgpu_sdma_phase_quantum;
113 extern char *amdgpu_disable_cu;
114 extern char *amdgpu_virtual_display;
115 extern uint amdgpu_pp_feature_mask;
116 extern int amdgpu_vram_page_split;
117 extern int amdgpu_ngg;
118 extern int amdgpu_prim_buf_per_se;
119 extern int amdgpu_pos_buf_per_se;
120 extern int amdgpu_cntl_sb_buf_per_se;
121 extern int amdgpu_param_buf_per_se;
122 extern int amdgpu_job_hang_limit;
123 extern int amdgpu_lbpw;
125 #ifdef CONFIG_DRM_AMDGPU_SI
126 extern int amdgpu_si_support;
128 #ifdef CONFIG_DRM_AMDGPU_CIK
129 extern int amdgpu_cik_support;
132 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
133 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
134 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
135 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
136 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
137 #define AMDGPU_IB_POOL_SIZE 16
138 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
139 #define AMDGPUFB_CONN_LIMIT 4
140 #define AMDGPU_BIOS_NUM_SCRATCH 16
142 /* max number of IP instances */
143 #define AMDGPU_MAX_SDMA_INSTANCES 2
145 /* hard reset data */
146 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
149 #define AMDGPU_RESET_GFX (1 << 0)
150 #define AMDGPU_RESET_COMPUTE (1 << 1)
151 #define AMDGPU_RESET_DMA (1 << 2)
152 #define AMDGPU_RESET_CP (1 << 3)
153 #define AMDGPU_RESET_GRBM (1 << 4)
154 #define AMDGPU_RESET_DMA1 (1 << 5)
155 #define AMDGPU_RESET_RLC (1 << 6)
156 #define AMDGPU_RESET_SEM (1 << 7)
157 #define AMDGPU_RESET_IH (1 << 8)
158 #define AMDGPU_RESET_VMC (1 << 9)
159 #define AMDGPU_RESET_MC (1 << 10)
160 #define AMDGPU_RESET_DISPLAY (1 << 11)
161 #define AMDGPU_RESET_UVD (1 << 12)
162 #define AMDGPU_RESET_VCE (1 << 13)
163 #define AMDGPU_RESET_VCE1 (1 << 14)
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;
178 struct amdgpu_cs_parser;
180 struct amdgpu_irq_src;
182 struct amdgpu_bo_va_mapping;
185 AMDGPU_CP_IRQ_GFX_EOP = 0,
186 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
187 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
188 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
189 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
190 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
191 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
192 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
193 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
198 enum amdgpu_sdma_irq {
199 AMDGPU_SDMA_IRQ_TRAP0 = 0,
200 AMDGPU_SDMA_IRQ_TRAP1,
205 enum amdgpu_thermal_irq {
206 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
207 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
209 AMDGPU_THERMAL_IRQ_LAST
212 enum amdgpu_kiq_irq {
213 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
214 AMDGPU_CP_KIQ_IRQ_LAST
217 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
218 enum amd_ip_block_type block_type,
219 enum amd_clockgating_state state);
220 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
221 enum amd_ip_block_type block_type,
222 enum amd_powergating_state state);
223 void amdgpu_get_clockgating_state(struct amdgpu_device *adev, u32 *flags);
224 int amdgpu_wait_for_idle(struct amdgpu_device *adev,
225 enum amd_ip_block_type block_type);
226 bool amdgpu_is_idle(struct amdgpu_device *adev,
227 enum amd_ip_block_type block_type);
229 #define AMDGPU_MAX_IP_NUM 16
231 struct amdgpu_ip_block_status {
235 bool late_initialized;
239 struct amdgpu_ip_block_version {
240 const enum amd_ip_block_type type;
244 const struct amd_ip_funcs *funcs;
247 struct amdgpu_ip_block {
248 struct amdgpu_ip_block_status status;
249 const struct amdgpu_ip_block_version *version;
252 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
253 enum amd_ip_block_type type,
254 u32 major, u32 minor);
256 struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev,
257 enum amd_ip_block_type type);
259 int amdgpu_ip_block_add(struct amdgpu_device *adev,
260 const struct amdgpu_ip_block_version *ip_block_version);
262 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
263 struct amdgpu_buffer_funcs {
264 /* maximum bytes in a single operation */
265 uint32_t copy_max_bytes;
267 /* number of dw to reserve per operation */
268 unsigned copy_num_dw;
270 /* used for buffer migration */
271 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
272 /* src addr in bytes */
274 /* dst addr in bytes */
276 /* number of byte to transfer */
277 uint32_t byte_count);
279 /* maximum bytes in a single operation */
280 uint32_t fill_max_bytes;
282 /* number of dw to reserve per operation */
283 unsigned fill_num_dw;
285 /* used for buffer clearing */
286 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
287 /* value to write to memory */
289 /* dst addr in bytes */
291 /* number of byte to fill */
292 uint32_t byte_count);
295 /* provided by hw blocks that can write ptes, e.g., sdma */
296 struct amdgpu_vm_pte_funcs {
297 /* number of dw to reserve per operation */
298 unsigned copy_pte_num_dw;
300 /* copy pte entries from GART */
301 void (*copy_pte)(struct amdgpu_ib *ib,
302 uint64_t pe, uint64_t src,
305 /* write pte one entry at a time with addr mapping */
306 void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe,
307 uint64_t value, unsigned count,
310 /* maximum nums of PTEs/PDEs in a single operation */
311 uint32_t set_max_nums_pte_pde;
313 /* number of dw to reserve per operation */
314 unsigned set_pte_pde_num_dw;
316 /* for linear pte/pde updates without addr mapping */
317 void (*set_pte_pde)(struct amdgpu_ib *ib,
319 uint64_t addr, unsigned count,
320 uint32_t incr, uint64_t flags);
323 /* provided by the gmc block */
324 struct amdgpu_gart_funcs {
325 /* flush the vm tlb via mmio */
326 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
328 /* write pte/pde updates using the cpu */
329 int (*set_pte_pde)(struct amdgpu_device *adev,
330 void *cpu_pt_addr, /* cpu addr of page table */
331 uint32_t gpu_page_idx, /* pte/pde to update */
332 uint64_t addr, /* addr to write into pte/pde */
333 uint64_t flags); /* access flags */
334 /* enable/disable PRT support */
335 void (*set_prt)(struct amdgpu_device *adev, bool enable);
336 /* set pte flags based per asic */
337 uint64_t (*get_vm_pte_flags)(struct amdgpu_device *adev,
339 /* get the pde for a given mc addr */
340 u64 (*get_vm_pde)(struct amdgpu_device *adev, u64 addr);
341 uint32_t (*get_invalidate_req)(unsigned int vm_id);
344 /* provided by the ih block */
345 struct amdgpu_ih_funcs {
346 /* ring read/write ptr handling, called from interrupt context */
347 u32 (*get_wptr)(struct amdgpu_device *adev);
348 bool (*prescreen_iv)(struct amdgpu_device *adev);
349 void (*decode_iv)(struct amdgpu_device *adev,
350 struct amdgpu_iv_entry *entry);
351 void (*set_rptr)(struct amdgpu_device *adev);
357 bool amdgpu_get_bios(struct amdgpu_device *adev);
358 bool amdgpu_read_bios(struct amdgpu_device *adev);
363 struct amdgpu_dummy_page {
367 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
368 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
375 #define AMDGPU_MAX_PPLL 3
377 struct amdgpu_clock {
378 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
379 struct amdgpu_pll spll;
380 struct amdgpu_pll mpll;
382 uint32_t default_mclk;
383 uint32_t default_sclk;
384 uint32_t default_dispclk;
385 uint32_t current_dispclk;
387 uint32_t max_pixel_clock;
394 #define AMDGPU_GEM_DOMAIN_MAX 0x3
395 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
397 void amdgpu_gem_object_free(struct drm_gem_object *obj);
398 int amdgpu_gem_object_open(struct drm_gem_object *obj,
399 struct drm_file *file_priv);
400 void amdgpu_gem_object_close(struct drm_gem_object *obj,
401 struct drm_file *file_priv);
402 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
403 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
404 struct drm_gem_object *
405 amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
406 struct dma_buf_attachment *attach,
407 struct sg_table *sg);
408 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
409 struct drm_gem_object *gobj,
411 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
412 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
413 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
414 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
415 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
416 int amdgpu_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma);
417 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
419 /* sub-allocation manager, it has to be protected by another lock.
420 * By conception this is an helper for other part of the driver
421 * like the indirect buffer or semaphore, which both have their
424 * Principe is simple, we keep a list of sub allocation in offset
425 * order (first entry has offset == 0, last entry has the highest
428 * When allocating new object we first check if there is room at
429 * the end total_size - (last_object_offset + last_object_size) >=
430 * alloc_size. If so we allocate new object there.
432 * When there is not enough room at the end, we start waiting for
433 * each sub object until we reach object_offset+object_size >=
434 * alloc_size, this object then become the sub object we return.
436 * Alignment can't be bigger than page size.
438 * Hole are not considered for allocation to keep things simple.
439 * Assumption is that there won't be hole (all object on same
443 #define AMDGPU_SA_NUM_FENCE_LISTS 32
445 struct amdgpu_sa_manager {
446 wait_queue_head_t wq;
447 struct amdgpu_bo *bo;
448 struct list_head *hole;
449 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
450 struct list_head olist;
458 /* sub-allocation buffer */
459 struct amdgpu_sa_bo {
460 struct list_head olist;
461 struct list_head flist;
462 struct amdgpu_sa_manager *manager;
465 struct dma_fence *fence;
471 void amdgpu_gem_force_release(struct amdgpu_device *adev);
472 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
473 int alignment, u32 initial_domain,
474 u64 flags, bool kernel,
475 struct reservation_object *resv,
476 struct drm_gem_object **obj);
478 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
479 struct drm_device *dev,
480 struct drm_mode_create_dumb *args);
481 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
482 struct drm_device *dev,
483 uint32_t handle, uint64_t *offset_p);
484 int amdgpu_fence_slab_init(void);
485 void amdgpu_fence_slab_fini(void);
488 * VMHUB structures, functions & helpers
490 struct amdgpu_vmhub {
491 uint32_t ctx0_ptb_addr_lo32;
492 uint32_t ctx0_ptb_addr_hi32;
493 uint32_t vm_inv_eng0_req;
494 uint32_t vm_inv_eng0_ack;
495 uint32_t vm_context0_cntl;
496 uint32_t vm_l2_pro_fault_status;
497 uint32_t vm_l2_pro_fault_cntl;
501 * GPU MC structures, functions & helpers
504 resource_size_t aper_size;
505 resource_size_t aper_base;
506 resource_size_t agp_base;
507 /* for some chips with <= 32MB we need to lie
508 * about vram size near mc fb location */
510 u64 visible_vram_size;
520 const struct firmware *fw; /* MC firmware */
522 struct amdgpu_irq_src vm_fault;
524 uint32_t srbm_soft_reset;
526 uint64_t stolen_size;
528 u64 shared_aperture_start;
529 u64 shared_aperture_end;
530 u64 private_aperture_start;
531 u64 private_aperture_end;
532 /* protects concurrent invalidation */
533 spinlock_t invalidate_lock;
537 * GPU doorbell structures, functions & helpers
539 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
541 AMDGPU_DOORBELL_KIQ = 0x000,
542 AMDGPU_DOORBELL_HIQ = 0x001,
543 AMDGPU_DOORBELL_DIQ = 0x002,
544 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
545 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
546 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
547 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
548 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
549 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
550 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
551 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
552 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
553 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
554 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
555 AMDGPU_DOORBELL_IH = 0x1E8,
556 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
557 AMDGPU_DOORBELL_INVALID = 0xFFFF
558 } AMDGPU_DOORBELL_ASSIGNMENT;
560 struct amdgpu_doorbell {
562 resource_size_t base;
563 resource_size_t size;
565 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
569 * 64bit doorbell, offset are in QWORD, occupy 2KB doorbell space
571 typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT
574 * All compute related doorbells: kiq, hiq, diq, traditional compute queue, user queue, should locate in
575 * a continues range so that programming CP_MEC_DOORBELL_RANGE_LOWER/UPPER can cover this range.
576 * Compute related doorbells are allocated from 0x00 to 0x8a
580 /* kernel scheduling */
581 AMDGPU_DOORBELL64_KIQ = 0x00,
583 /* HSA interface queue and debug queue */
584 AMDGPU_DOORBELL64_HIQ = 0x01,
585 AMDGPU_DOORBELL64_DIQ = 0x02,
587 /* Compute engines */
588 AMDGPU_DOORBELL64_MEC_RING0 = 0x03,
589 AMDGPU_DOORBELL64_MEC_RING1 = 0x04,
590 AMDGPU_DOORBELL64_MEC_RING2 = 0x05,
591 AMDGPU_DOORBELL64_MEC_RING3 = 0x06,
592 AMDGPU_DOORBELL64_MEC_RING4 = 0x07,
593 AMDGPU_DOORBELL64_MEC_RING5 = 0x08,
594 AMDGPU_DOORBELL64_MEC_RING6 = 0x09,
595 AMDGPU_DOORBELL64_MEC_RING7 = 0x0a,
597 /* User queue doorbell range (128 doorbells) */
598 AMDGPU_DOORBELL64_USERQUEUE_START = 0x0b,
599 AMDGPU_DOORBELL64_USERQUEUE_END = 0x8a,
601 /* Graphics engine */
602 AMDGPU_DOORBELL64_GFX_RING0 = 0x8b,
605 * Other graphics doorbells can be allocated here: from 0x8c to 0xef
606 * Graphics voltage island aperture 1
607 * default non-graphics QWORD index is 0xF0 - 0xFF inclusive
611 AMDGPU_DOORBELL64_sDMA_ENGINE0 = 0xF0,
612 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE0 = 0xF1,
613 AMDGPU_DOORBELL64_sDMA_ENGINE1 = 0xF2,
614 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE1 = 0xF3,
616 /* Interrupt handler */
617 AMDGPU_DOORBELL64_IH = 0xF4, /* For legacy interrupt ring buffer */
618 AMDGPU_DOORBELL64_IH_RING1 = 0xF5, /* For page migration request log */
619 AMDGPU_DOORBELL64_IH_RING2 = 0xF6, /* For page migration translation/invalidation log */
621 /* VCN engine use 32 bits doorbell */
622 AMDGPU_DOORBELL64_VCN0_1 = 0xF8, /* lower 32 bits for VNC0 and upper 32 bits for VNC1 */
623 AMDGPU_DOORBELL64_VCN2_3 = 0xF9,
624 AMDGPU_DOORBELL64_VCN4_5 = 0xFA,
625 AMDGPU_DOORBELL64_VCN6_7 = 0xFB,
627 /* overlap the doorbell assignment with VCN as they are mutually exclusive
628 * VCE engine's doorbell is 32 bit and two VCE ring share one QWORD
630 AMDGPU_DOORBELL64_UVD_RING0_1 = 0xF8,
631 AMDGPU_DOORBELL64_UVD_RING2_3 = 0xF9,
632 AMDGPU_DOORBELL64_UVD_RING4_5 = 0xFA,
633 AMDGPU_DOORBELL64_UVD_RING6_7 = 0xFB,
635 AMDGPU_DOORBELL64_VCE_RING0_1 = 0xFC,
636 AMDGPU_DOORBELL64_VCE_RING2_3 = 0xFD,
637 AMDGPU_DOORBELL64_VCE_RING4_5 = 0xFE,
638 AMDGPU_DOORBELL64_VCE_RING6_7 = 0xFF,
640 AMDGPU_DOORBELL64_MAX_ASSIGNMENT = 0xFF,
641 AMDGPU_DOORBELL64_INVALID = 0xFFFF
642 } AMDGPU_DOORBELL64_ASSIGNMENT;
645 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
646 phys_addr_t *aperture_base,
647 size_t *aperture_size,
648 size_t *start_offset);
654 struct amdgpu_flip_work {
655 struct delayed_work flip_work;
656 struct work_struct unpin_work;
657 struct amdgpu_device *adev;
661 struct drm_pending_vblank_event *event;
662 struct amdgpu_bo *old_abo;
663 struct dma_fence *excl;
664 unsigned shared_count;
665 struct dma_fence **shared;
666 struct dma_fence_cb cb;
676 struct amdgpu_sa_bo *sa_bo;
683 extern const struct amd_sched_backend_ops amdgpu_sched_ops;
685 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
686 struct amdgpu_job **job, struct amdgpu_vm *vm);
687 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size,
688 struct amdgpu_job **job);
690 void amdgpu_job_free_resources(struct amdgpu_job *job);
691 void amdgpu_job_free(struct amdgpu_job *job);
692 int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring,
693 struct amd_sched_entity *entity, void *owner,
694 struct dma_fence **f);
699 struct amdgpu_queue_mapper {
702 /* protected by lock */
703 struct amdgpu_ring *queue_map[AMDGPU_MAX_RINGS];
706 struct amdgpu_queue_mgr {
707 struct amdgpu_queue_mapper mapper[AMDGPU_MAX_IP_NUM];
710 int amdgpu_queue_mgr_init(struct amdgpu_device *adev,
711 struct amdgpu_queue_mgr *mgr);
712 int amdgpu_queue_mgr_fini(struct amdgpu_device *adev,
713 struct amdgpu_queue_mgr *mgr);
714 int amdgpu_queue_mgr_map(struct amdgpu_device *adev,
715 struct amdgpu_queue_mgr *mgr,
716 int hw_ip, int instance, int ring,
717 struct amdgpu_ring **out_ring);
720 * context related structures
723 struct amdgpu_ctx_ring {
725 struct dma_fence **fences;
726 struct amd_sched_entity entity;
730 struct kref refcount;
731 struct amdgpu_device *adev;
732 struct amdgpu_queue_mgr queue_mgr;
733 unsigned reset_counter;
734 spinlock_t ring_lock;
735 struct dma_fence **fences;
736 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
737 bool preamble_presented;
740 struct amdgpu_ctx_mgr {
741 struct amdgpu_device *adev;
743 /* protected by lock */
744 struct idr ctx_handles;
747 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
748 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
750 int amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
751 struct dma_fence *fence, uint64_t *seq);
752 struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
753 struct amdgpu_ring *ring, uint64_t seq);
755 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
756 struct drm_file *filp);
758 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
759 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
762 * file private structure
765 struct amdgpu_fpriv {
767 struct amdgpu_bo_va *prt_va;
768 struct amdgpu_bo_va *csa_va;
769 struct mutex bo_list_lock;
770 struct idr bo_list_handles;
771 struct amdgpu_ctx_mgr ctx_mgr;
772 u32 vram_lost_counter;
778 struct amdgpu_bo_list_entry {
779 struct amdgpu_bo *robj;
780 struct ttm_validate_buffer tv;
781 struct amdgpu_bo_va *bo_va;
783 struct page **user_pages;
784 int user_invalidated;
787 struct amdgpu_bo_list {
789 struct rcu_head rhead;
790 struct kref refcount;
791 struct amdgpu_bo *gds_obj;
792 struct amdgpu_bo *gws_obj;
793 struct amdgpu_bo *oa_obj;
794 unsigned first_userptr;
795 unsigned num_entries;
796 struct amdgpu_bo_list_entry *array;
799 struct amdgpu_bo_list *
800 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
801 void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
802 struct list_head *validated);
803 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
804 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
809 #include "clearstate_defs.h"
811 struct amdgpu_rlc_funcs {
812 void (*enter_safe_mode)(struct amdgpu_device *adev);
813 void (*exit_safe_mode)(struct amdgpu_device *adev);
817 /* for power gating */
818 struct amdgpu_bo *save_restore_obj;
819 uint64_t save_restore_gpu_addr;
820 volatile uint32_t *sr_ptr;
823 /* for clear state */
824 struct amdgpu_bo *clear_state_obj;
825 uint64_t clear_state_gpu_addr;
826 volatile uint32_t *cs_ptr;
827 const struct cs_section_def *cs_data;
828 u32 clear_state_size;
830 struct amdgpu_bo *cp_table_obj;
831 uint64_t cp_table_gpu_addr;
832 volatile uint32_t *cp_table_ptr;
835 /* safe mode for updating CG/PG state */
837 const struct amdgpu_rlc_funcs *funcs;
839 /* for firmware data */
840 u32 save_and_restore_offset;
841 u32 clear_state_descriptor_offset;
842 u32 avail_scratch_ram_locations;
843 u32 reg_restore_list_size;
844 u32 reg_list_format_start;
845 u32 reg_list_format_separate_start;
846 u32 starting_offsets_start;
847 u32 reg_list_format_size_bytes;
848 u32 reg_list_size_bytes;
850 u32 *register_list_format;
851 u32 *register_restore;
854 #define AMDGPU_MAX_COMPUTE_QUEUES KGD_MAX_QUEUES
857 struct amdgpu_bo *hpd_eop_obj;
858 u64 hpd_eop_gpu_addr;
859 struct amdgpu_bo *mec_fw_obj;
862 u32 num_pipe_per_mec;
863 u32 num_queue_per_pipe;
864 void *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1];
866 /* These are the resources for which amdgpu takes ownership */
867 DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
872 struct amdgpu_bo *eop_obj;
873 struct mutex ring_mutex;
874 struct amdgpu_ring ring;
875 struct amdgpu_irq_src irq;
879 * GPU scratch registers structures, functions & helpers
881 struct amdgpu_scratch {
890 #define AMDGPU_GFX_MAX_SE 4
891 #define AMDGPU_GFX_MAX_SH_PER_SE 2
893 struct amdgpu_rb_config {
894 uint32_t rb_backend_disable;
895 uint32_t user_rb_backend_disable;
896 uint32_t raster_config;
897 uint32_t raster_config_1;
900 struct gb_addr_config {
901 uint16_t pipe_interleave_size;
903 uint8_t max_compress_frags;
906 uint8_t num_rb_per_se;
909 struct amdgpu_gfx_config {
910 unsigned max_shader_engines;
911 unsigned max_tile_pipes;
912 unsigned max_cu_per_sh;
913 unsigned max_sh_per_se;
914 unsigned max_backends_per_se;
915 unsigned max_texture_channel_caches;
917 unsigned max_gs_threads;
918 unsigned max_hw_contexts;
919 unsigned sc_prim_fifo_size_frontend;
920 unsigned sc_prim_fifo_size_backend;
921 unsigned sc_hiz_tile_fifo_size;
922 unsigned sc_earlyz_tile_fifo_size;
924 unsigned num_tile_pipes;
925 unsigned backend_enable_mask;
926 unsigned mem_max_burst_length_bytes;
927 unsigned mem_row_size_in_kb;
928 unsigned shader_engine_tile_size;
930 unsigned multi_gpu_tile_size;
931 unsigned mc_arb_ramcfg;
932 unsigned gb_addr_config;
934 unsigned gs_vgt_table_depth;
935 unsigned gs_prim_buffer_depth;
937 uint32_t tile_mode_array[32];
938 uint32_t macrotile_mode_array[16];
940 struct gb_addr_config gb_addr_config_fields;
941 struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE];
943 /* gfx configure feature */
944 uint32_t double_offchip_lds_buf;
947 struct amdgpu_cu_info {
948 uint32_t max_waves_per_simd;
949 uint32_t wave_front_size;
950 uint32_t max_scratch_slots_per_cu;
953 /* total active CU number */
956 uint32_t ao_cu_bitmap[4][4];
957 uint32_t bitmap[4][4];
960 struct amdgpu_gfx_funcs {
961 /* get the gpu clock counter */
962 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
963 void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
964 void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields);
965 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);
966 void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst);
969 struct amdgpu_ngg_buf {
970 struct amdgpu_bo *bo;
985 struct amdgpu_ngg_buf buf[NGG_BUF_MAX];
986 uint32_t gds_reserve_addr;
987 uint32_t gds_reserve_size;
992 struct mutex gpu_clock_mutex;
993 struct amdgpu_gfx_config config;
994 struct amdgpu_rlc rlc;
995 struct amdgpu_mec mec;
996 struct amdgpu_kiq kiq;
997 struct amdgpu_scratch scratch;
998 const struct firmware *me_fw; /* ME firmware */
999 uint32_t me_fw_version;
1000 const struct firmware *pfp_fw; /* PFP firmware */
1001 uint32_t pfp_fw_version;
1002 const struct firmware *ce_fw; /* CE firmware */
1003 uint32_t ce_fw_version;
1004 const struct firmware *rlc_fw; /* RLC firmware */
1005 uint32_t rlc_fw_version;
1006 const struct firmware *mec_fw; /* MEC firmware */
1007 uint32_t mec_fw_version;
1008 const struct firmware *mec2_fw; /* MEC2 firmware */
1009 uint32_t mec2_fw_version;
1010 uint32_t me_feature_version;
1011 uint32_t ce_feature_version;
1012 uint32_t pfp_feature_version;
1013 uint32_t rlc_feature_version;
1014 uint32_t mec_feature_version;
1015 uint32_t mec2_feature_version;
1016 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1017 unsigned num_gfx_rings;
1018 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1019 unsigned num_compute_rings;
1020 struct amdgpu_irq_src eop_irq;
1021 struct amdgpu_irq_src priv_reg_irq;
1022 struct amdgpu_irq_src priv_inst_irq;
1024 uint32_t gfx_current_status;
1026 unsigned ce_ram_size;
1027 struct amdgpu_cu_info cu_info;
1028 const struct amdgpu_gfx_funcs *funcs;
1031 uint32_t grbm_soft_reset;
1032 uint32_t srbm_soft_reset;
1036 struct amdgpu_ngg ngg;
1039 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
1040 unsigned size, struct amdgpu_ib *ib);
1041 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
1042 struct dma_fence *f);
1043 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
1044 struct amdgpu_ib *ibs, struct amdgpu_job *job,
1045 struct dma_fence **f);
1046 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1047 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1048 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1053 struct amdgpu_cs_chunk {
1059 struct amdgpu_cs_parser {
1060 struct amdgpu_device *adev;
1061 struct drm_file *filp;
1062 struct amdgpu_ctx *ctx;
1066 struct amdgpu_cs_chunk *chunks;
1068 /* scheduler job object */
1069 struct amdgpu_job *job;
1071 /* buffer objects */
1072 struct ww_acquire_ctx ticket;
1073 struct amdgpu_bo_list *bo_list;
1074 struct amdgpu_mn *mn;
1075 struct amdgpu_bo_list_entry vm_pd;
1076 struct list_head validated;
1077 struct dma_fence *fence;
1078 uint64_t bytes_moved_threshold;
1079 uint64_t bytes_moved_vis_threshold;
1080 uint64_t bytes_moved;
1081 uint64_t bytes_moved_vis;
1082 struct amdgpu_bo_list_entry *evictable;
1085 struct amdgpu_bo_list_entry uf_entry;
1087 unsigned num_post_dep_syncobjs;
1088 struct drm_syncobj **post_dep_syncobjs;
1091 #define AMDGPU_PREAMBLE_IB_PRESENT (1 << 0) /* bit set means command submit involves a preamble IB */
1092 #define AMDGPU_PREAMBLE_IB_PRESENT_FIRST (1 << 1) /* bit set means preamble IB is first presented in belonging context */
1093 #define AMDGPU_HAVE_CTX_SWITCH (1 << 2) /* bit set means context switch occured */
1096 struct amd_sched_job base;
1097 struct amdgpu_device *adev;
1098 struct amdgpu_vm *vm;
1099 struct amdgpu_ring *ring;
1100 struct amdgpu_sync sync;
1101 struct amdgpu_sync dep_sync;
1102 struct amdgpu_sync sched_sync;
1103 struct amdgpu_ib *ibs;
1104 struct dma_fence *fence; /* the hw fence */
1105 uint32_t preamble_status;
1108 uint64_t fence_ctx; /* the fence_context this job uses */
1109 bool vm_needs_flush;
1111 uint64_t vm_pd_addr;
1112 uint32_t gds_base, gds_size;
1113 uint32_t gws_base, gws_size;
1114 uint32_t oa_base, oa_size;
1116 /* user fence handling */
1118 uint64_t uf_sequence;
1121 #define to_amdgpu_job(sched_job) \
1122 container_of((sched_job), struct amdgpu_job, base)
1124 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
1125 uint32_t ib_idx, int idx)
1127 return p->job->ibs[ib_idx].ptr[idx];
1130 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
1131 uint32_t ib_idx, int idx,
1134 p->job->ibs[ib_idx].ptr[idx] = value;
1140 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1143 struct amdgpu_bo *wb_obj;
1144 volatile uint32_t *wb;
1146 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1147 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1150 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1151 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1153 void amdgpu_get_pcie_info(struct amdgpu_device *adev);
1158 struct amdgpu_sdma_instance {
1160 const struct firmware *fw;
1161 uint32_t fw_version;
1162 uint32_t feature_version;
1164 struct amdgpu_ring ring;
1168 struct amdgpu_sdma {
1169 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1170 #ifdef CONFIG_DRM_AMDGPU_SI
1171 //SI DMA has a difference trap irq number for the second engine
1172 struct amdgpu_irq_src trap_irq_1;
1174 struct amdgpu_irq_src trap_irq;
1175 struct amdgpu_irq_src illegal_inst_irq;
1177 uint32_t srbm_soft_reset;
1183 enum amdgpu_firmware_load_type {
1184 AMDGPU_FW_LOAD_DIRECT = 0,
1189 struct amdgpu_firmware {
1190 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1191 enum amdgpu_firmware_load_type load_type;
1192 struct amdgpu_bo *fw_buf;
1193 unsigned int fw_size;
1194 unsigned int max_ucodes;
1195 /* firmwares are loaded by psp instead of smu from vega10 */
1196 const struct amdgpu_psp_funcs *funcs;
1197 struct amdgpu_bo *rbuf;
1200 /* gpu info firmware data pointer */
1201 const struct firmware *gpu_info_fw;
1210 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1216 void amdgpu_test_moves(struct amdgpu_device *adev);
1221 struct amdgpu_debugfs {
1222 const struct drm_info_list *files;
1226 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1227 const struct drm_info_list *files,
1229 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1231 #if defined(CONFIG_DEBUG_FS)
1232 int amdgpu_debugfs_init(struct drm_minor *minor);
1235 int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev);
1238 * amdgpu smumgr functions
1240 struct amdgpu_smumgr_funcs {
1241 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1242 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1243 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1249 struct amdgpu_smumgr {
1250 struct amdgpu_bo *toc_buf;
1251 struct amdgpu_bo *smu_buf;
1252 /* asic priv smu data */
1254 spinlock_t smu_lock;
1255 /* smumgr functions */
1256 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1257 /* ucode loading complete flag */
1262 * ASIC specific register table accessible by UMD
1264 struct amdgpu_allowed_register_entry {
1265 uint32_t reg_offset;
1270 * ASIC specific functions.
1272 struct amdgpu_asic_funcs {
1273 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1274 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
1275 u8 *bios, u32 length_bytes);
1276 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1277 u32 sh_num, u32 reg_offset, u32 *value);
1278 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1279 int (*reset)(struct amdgpu_device *adev);
1280 /* get the reference clock */
1281 u32 (*get_xclk)(struct amdgpu_device *adev);
1282 /* MM block clocks */
1283 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1284 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1285 /* static power management */
1286 int (*get_pcie_lanes)(struct amdgpu_device *adev);
1287 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
1288 /* get config memsize register */
1289 u32 (*get_config_memsize)(struct amdgpu_device *adev);
1295 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1296 struct drm_file *filp);
1297 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1298 struct drm_file *filp);
1300 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1301 struct drm_file *filp);
1302 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1303 struct drm_file *filp);
1304 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1305 struct drm_file *filp);
1306 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1307 struct drm_file *filp);
1308 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1309 struct drm_file *filp);
1310 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1311 struct drm_file *filp);
1312 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1313 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1314 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
1315 struct drm_file *filp);
1317 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1318 struct drm_file *filp);
1320 /* VRAM scratch page for HDP bug, default vram page */
1321 struct amdgpu_vram_scratch {
1322 struct amdgpu_bo *robj;
1323 volatile uint32_t *ptr;
1330 struct amdgpu_atif_notification_cfg {
1335 struct amdgpu_atif_notifications {
1336 bool display_switch;
1337 bool expansion_mode_change;
1339 bool forced_power_state;
1340 bool system_power_state;
1341 bool display_conf_change;
1343 bool brightness_change;
1344 bool dgpu_display_event;
1347 struct amdgpu_atif_functions {
1349 bool sbios_requests;
1350 bool select_active_disp;
1352 bool get_tv_standard;
1353 bool set_tv_standard;
1354 bool get_panel_expansion_mode;
1355 bool set_panel_expansion_mode;
1356 bool temperature_change;
1357 bool graphics_device_types;
1360 struct amdgpu_atif {
1361 struct amdgpu_atif_notifications notifications;
1362 struct amdgpu_atif_functions functions;
1363 struct amdgpu_atif_notification_cfg notification_cfg;
1364 struct amdgpu_encoder *encoder_for_bl;
1367 struct amdgpu_atcs_functions {
1371 bool pcie_bus_width;
1374 struct amdgpu_atcs {
1375 struct amdgpu_atcs_functions functions;
1381 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1382 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
1385 * Core structure, functions and helpers.
1387 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1388 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1390 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1391 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1393 #define AMDGPU_RESET_MAGIC_NUM 64
1394 struct amdgpu_device {
1396 struct drm_device *ddev;
1397 struct pci_dev *pdev;
1399 #ifdef CONFIG_DRM_AMD_ACP
1400 struct amdgpu_acp acp;
1404 enum amd_asic_type asic_type;
1407 uint32_t external_rev_id;
1408 unsigned long flags;
1410 const struct amdgpu_asic_funcs *asic_funcs;
1414 struct work_struct reset_work;
1415 struct notifier_block acpi_nb;
1416 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1417 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1418 unsigned debugfs_count;
1419 #if defined(CONFIG_DEBUG_FS)
1420 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1422 struct amdgpu_atif atif;
1423 struct amdgpu_atcs atcs;
1424 struct mutex srbm_mutex;
1425 /* GRBM index mutex. Protects concurrent access to GRBM index */
1426 struct mutex grbm_idx_mutex;
1427 struct dev_pm_domain vga_pm_domain;
1428 bool have_disp_power_ref;
1434 struct amdgpu_bo *stolen_vga_memory;
1435 uint32_t bios_scratch_reg_offset;
1436 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1438 /* Register/doorbell mmio */
1439 resource_size_t rmmio_base;
1440 resource_size_t rmmio_size;
1441 void __iomem *rmmio;
1442 /* protects concurrent MM_INDEX/DATA based register access */
1443 spinlock_t mmio_idx_lock;
1444 /* protects concurrent SMC based register access */
1445 spinlock_t smc_idx_lock;
1446 amdgpu_rreg_t smc_rreg;
1447 amdgpu_wreg_t smc_wreg;
1448 /* protects concurrent PCIE register access */
1449 spinlock_t pcie_idx_lock;
1450 amdgpu_rreg_t pcie_rreg;
1451 amdgpu_wreg_t pcie_wreg;
1452 amdgpu_rreg_t pciep_rreg;
1453 amdgpu_wreg_t pciep_wreg;
1454 /* protects concurrent UVD register access */
1455 spinlock_t uvd_ctx_idx_lock;
1456 amdgpu_rreg_t uvd_ctx_rreg;
1457 amdgpu_wreg_t uvd_ctx_wreg;
1458 /* protects concurrent DIDT register access */
1459 spinlock_t didt_idx_lock;
1460 amdgpu_rreg_t didt_rreg;
1461 amdgpu_wreg_t didt_wreg;
1462 /* protects concurrent gc_cac register access */
1463 spinlock_t gc_cac_idx_lock;
1464 amdgpu_rreg_t gc_cac_rreg;
1465 amdgpu_wreg_t gc_cac_wreg;
1466 /* protects concurrent se_cac register access */
1467 spinlock_t se_cac_idx_lock;
1468 amdgpu_rreg_t se_cac_rreg;
1469 amdgpu_wreg_t se_cac_wreg;
1470 /* protects concurrent ENDPOINT (audio) register access */
1471 spinlock_t audio_endpt_idx_lock;
1472 amdgpu_block_rreg_t audio_endpt_rreg;
1473 amdgpu_block_wreg_t audio_endpt_wreg;
1474 void __iomem *rio_mem;
1475 resource_size_t rio_mem_size;
1476 struct amdgpu_doorbell doorbell;
1478 /* clock/pll info */
1479 struct amdgpu_clock clock;
1482 struct amdgpu_mc mc;
1483 struct amdgpu_gart gart;
1484 struct amdgpu_dummy_page dummy_page;
1485 struct amdgpu_vm_manager vm_manager;
1486 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
1488 /* memory management */
1489 struct amdgpu_mman mman;
1490 struct amdgpu_vram_scratch vram_scratch;
1491 struct amdgpu_wb wb;
1492 atomic64_t num_bytes_moved;
1493 atomic64_t num_evictions;
1494 atomic64_t num_vram_cpu_page_faults;
1495 atomic_t gpu_reset_counter;
1496 atomic_t vram_lost_counter;
1498 /* data for buffer migration throttling */
1502 s64 accum_us; /* accumulated microseconds */
1503 s64 accum_us_vis; /* for visible VRAM */
1508 bool enable_virtual_display;
1509 struct amdgpu_mode_info mode_info;
1510 struct work_struct hotplug_work;
1511 struct amdgpu_irq_src crtc_irq;
1512 struct amdgpu_irq_src pageflip_irq;
1513 struct amdgpu_irq_src hpd_irq;
1518 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
1520 struct amdgpu_sa_manager ring_tmp_bo;
1523 struct amdgpu_irq irq;
1526 struct amd_powerplay powerplay;
1528 bool pp_force_state_enabled;
1531 struct amdgpu_pm pm;
1536 struct amdgpu_smumgr smu;
1539 struct amdgpu_gfx gfx;
1542 struct amdgpu_sdma sdma;
1547 struct amdgpu_uvd uvd;
1550 struct amdgpu_vce vce;
1554 struct amdgpu_vcn vcn;
1558 struct amdgpu_firmware firmware;
1561 struct psp_context psp;
1564 struct amdgpu_gds gds;
1566 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
1568 struct mutex mn_lock;
1569 DECLARE_HASHTABLE(mn_hash, 7);
1571 /* tracking pinned memory */
1573 u64 invisible_pin_size;
1576 /* amdkfd interface */
1577 struct kfd_dev *kfd;
1579 /* delayed work_func for deferring clockgating during resume */
1580 struct delayed_work late_init_work;
1582 struct amdgpu_virt virt;
1584 /* link all shadow bo */
1585 struct list_head shadow_list;
1586 struct mutex shadow_list_lock;
1588 spinlock_t gtt_list_lock;
1589 struct list_head gtt_list;
1590 /* keep an lru list of rings by HW IP */
1591 struct list_head ring_lru_list;
1592 spinlock_t ring_lru_list_lock;
1594 /* record hw reset is performed */
1596 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
1598 /* record last mm index being written through WREG32*/
1599 unsigned long last_mm_index;
1600 bool in_sriov_reset;
1603 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1605 return container_of(bdev, struct amdgpu_device, mman.bdev);
1608 int amdgpu_device_init(struct amdgpu_device *adev,
1609 struct drm_device *ddev,
1610 struct pci_dev *pdev,
1612 void amdgpu_device_fini(struct amdgpu_device *adev);
1613 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1615 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
1616 uint32_t acc_flags);
1617 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
1618 uint32_t acc_flags);
1619 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1620 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1622 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
1623 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
1624 u64 amdgpu_mm_rdoorbell64(struct amdgpu_device *adev, u32 index);
1625 void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v);
1628 * Registers read & write functions.
1631 #define AMDGPU_REGS_IDX (1<<0)
1632 #define AMDGPU_REGS_NO_KIQ (1<<1)
1634 #define RREG32_NO_KIQ(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1635 #define WREG32_NO_KIQ(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1637 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), 0)
1638 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_IDX)
1639 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), 0))
1640 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), 0)
1641 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_IDX)
1642 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1643 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1644 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1645 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1646 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1647 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1648 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1649 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1650 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1651 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1652 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1653 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1654 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1655 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1656 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1657 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1658 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1659 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1660 #define WREG32_P(reg, val, mask) \
1662 uint32_t tmp_ = RREG32(reg); \
1664 tmp_ |= ((val) & ~(mask)); \
1665 WREG32(reg, tmp_); \
1667 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1668 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1669 #define WREG32_PLL_P(reg, val, mask) \
1671 uint32_t tmp_ = RREG32_PLL(reg); \
1673 tmp_ |= ((val) & ~(mask)); \
1674 WREG32_PLL(reg, tmp_); \
1676 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
1677 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1678 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1680 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
1681 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
1682 #define RDOORBELL64(index) amdgpu_mm_rdoorbell64(adev, (index))
1683 #define WDOORBELL64(index, v) amdgpu_mm_wdoorbell64(adev, (index), (v))
1685 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1686 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1688 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1689 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1690 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1692 #define REG_GET_FIELD(value, reg, field) \
1693 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1695 #define WREG32_FIELD(reg, field, val) \
1696 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1698 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1699 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1704 #define RBIOS8(i) (adev->bios[i])
1705 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1706 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1708 static inline struct amdgpu_sdma_instance *
1709 amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
1711 struct amdgpu_device *adev = ring->adev;
1714 for (i = 0; i < adev->sdma.num_instances; i++)
1715 if (&adev->sdma.instance[i].ring == ring)
1718 if (i < AMDGPU_MAX_SDMA_INSTANCES)
1719 return &adev->sdma.instance[i];
1727 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1728 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1729 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1730 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1731 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1732 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1733 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1734 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1735 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1736 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1737 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1738 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1739 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
1740 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
1741 #define amdgpu_gart_get_vm_pde(adev, addr) (adev)->gart.gart_funcs->get_vm_pde((adev), (addr))
1742 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
1743 #define amdgpu_vm_write_pte(adev, ib, pe, value, count, incr) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (value), (count), (incr)))
1744 #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)))
1745 #define amdgpu_vm_get_pte_flags(adev, flags) (adev)->gart.gart_funcs->get_vm_pte_flags((adev),(flags))
1746 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
1747 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
1748 #define amdgpu_ring_test_ib(r, t) (r)->funcs->test_ib((r), (t))
1749 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
1750 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
1751 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
1752 #define amdgpu_ring_emit_ib(r, ib, vm_id, c) (r)->funcs->emit_ib((r), (ib), (vm_id), (c))
1753 #define amdgpu_ring_emit_pipeline_sync(r) (r)->funcs->emit_pipeline_sync((r))
1754 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
1755 #define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
1756 #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))
1757 #define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
1758 #define amdgpu_ring_emit_hdp_invalidate(r) (r)->funcs->emit_hdp_invalidate((r))
1759 #define amdgpu_ring_emit_switch_buffer(r) (r)->funcs->emit_switch_buffer((r))
1760 #define amdgpu_ring_emit_cntxcntl(r, d) (r)->funcs->emit_cntxcntl((r), (d))
1761 #define amdgpu_ring_emit_rreg(r, d) (r)->funcs->emit_rreg((r), (d))
1762 #define amdgpu_ring_emit_wreg(r, d, v) (r)->funcs->emit_wreg((r), (d), (v))
1763 #define amdgpu_ring_emit_tmz(r, b) (r)->funcs->emit_tmz((r), (b))
1764 #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
1765 #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r))
1766 #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o))
1767 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
1768 #define amdgpu_ih_prescreen_iv(adev) (adev)->irq.ih_funcs->prescreen_iv((adev))
1769 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
1770 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
1771 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
1772 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
1773 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
1774 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
1775 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
1776 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
1777 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
1778 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
1779 #define amdgpu_display_page_flip(adev, crtc, base, async) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base), (async))
1780 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
1781 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
1782 #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))
1783 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b))
1784 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
1785 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev))
1786 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance))
1787 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
1788 #define amdgpu_psp_check_fw_loading_status(adev, i) (adev)->firmware.funcs->check_fw_loading_status((adev), (i))
1790 /* Common functions */
1791 int amdgpu_gpu_reset(struct amdgpu_device *adev);
1792 bool amdgpu_need_backup(struct amdgpu_device *adev);
1793 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
1794 bool amdgpu_need_post(struct amdgpu_device *adev);
1795 void amdgpu_update_display_priority(struct amdgpu_device *adev);
1797 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1799 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain);
1800 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
1801 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
1802 void amdgpu_gart_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
1803 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
1804 int amdgpu_ttm_init(struct amdgpu_device *adev);
1805 void amdgpu_ttm_fini(struct amdgpu_device *adev);
1806 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
1807 const u32 *registers,
1808 const u32 array_size);
1810 bool amdgpu_device_is_px(struct drm_device *dev);
1812 #if defined(CONFIG_VGA_SWITCHEROO)
1813 void amdgpu_register_atpx_handler(void);
1814 void amdgpu_unregister_atpx_handler(void);
1815 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1816 bool amdgpu_is_atpx_hybrid(void);
1817 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1818 bool amdgpu_has_atpx(void);
1820 static inline void amdgpu_register_atpx_handler(void) {}
1821 static inline void amdgpu_unregister_atpx_handler(void) {}
1822 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1823 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1824 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1825 static inline bool amdgpu_has_atpx(void) { return false; }
1831 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1832 extern const int amdgpu_max_kms_ioctl;
1834 bool amdgpu_kms_vram_lost(struct amdgpu_device *adev,
1835 struct amdgpu_fpriv *fpriv);
1836 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
1837 void amdgpu_driver_unload_kms(struct drm_device *dev);
1838 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1839 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1840 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1841 struct drm_file *file_priv);
1842 int amdgpu_suspend(struct amdgpu_device *adev);
1843 int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);
1844 int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);
1845 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
1846 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1847 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1848 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1852 * functions used by amdgpu_encoder.c
1854 struct amdgpu_afmt_acr {
1868 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1871 #if defined(CONFIG_ACPI)
1872 int amdgpu_acpi_init(struct amdgpu_device *adev);
1873 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1874 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1875 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1876 u8 perf_req, bool advertise);
1877 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1879 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1880 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1883 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1884 uint64_t addr, struct amdgpu_bo **bo,
1885 struct amdgpu_bo_va_mapping **mapping);
1887 #include "amdgpu_object.h"