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;
124 extern int amdgpu_compute_multipipe;
126 #ifdef CONFIG_DRM_AMDGPU_SI
127 extern int amdgpu_si_support;
129 #ifdef CONFIG_DRM_AMDGPU_CIK
130 extern int amdgpu_cik_support;
133 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
134 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
135 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
136 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
137 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
138 #define AMDGPU_IB_POOL_SIZE 16
139 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
140 #define AMDGPUFB_CONN_LIMIT 4
141 #define AMDGPU_BIOS_NUM_SCRATCH 16
143 /* max number of IP instances */
144 #define AMDGPU_MAX_SDMA_INSTANCES 2
146 /* hard reset data */
147 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
150 #define AMDGPU_RESET_GFX (1 << 0)
151 #define AMDGPU_RESET_COMPUTE (1 << 1)
152 #define AMDGPU_RESET_DMA (1 << 2)
153 #define AMDGPU_RESET_CP (1 << 3)
154 #define AMDGPU_RESET_GRBM (1 << 4)
155 #define AMDGPU_RESET_DMA1 (1 << 5)
156 #define AMDGPU_RESET_RLC (1 << 6)
157 #define AMDGPU_RESET_SEM (1 << 7)
158 #define AMDGPU_RESET_IH (1 << 8)
159 #define AMDGPU_RESET_VMC (1 << 9)
160 #define AMDGPU_RESET_MC (1 << 10)
161 #define AMDGPU_RESET_DISPLAY (1 << 11)
162 #define AMDGPU_RESET_UVD (1 << 12)
163 #define AMDGPU_RESET_VCE (1 << 13)
164 #define AMDGPU_RESET_VCE1 (1 << 14)
166 /* GFX current status */
167 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
168 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
169 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
170 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
171 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
173 /* max cursor sizes (in pixels) */
174 #define CIK_CURSOR_WIDTH 128
175 #define CIK_CURSOR_HEIGHT 128
177 struct amdgpu_device;
179 struct amdgpu_cs_parser;
181 struct amdgpu_irq_src;
183 struct amdgpu_bo_va_mapping;
186 AMDGPU_CP_IRQ_GFX_EOP = 0,
187 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
188 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
189 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
190 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
191 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
192 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
193 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
194 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
199 enum amdgpu_sdma_irq {
200 AMDGPU_SDMA_IRQ_TRAP0 = 0,
201 AMDGPU_SDMA_IRQ_TRAP1,
206 enum amdgpu_thermal_irq {
207 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
208 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
210 AMDGPU_THERMAL_IRQ_LAST
213 enum amdgpu_kiq_irq {
214 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
215 AMDGPU_CP_KIQ_IRQ_LAST
218 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
219 enum amd_ip_block_type block_type,
220 enum amd_clockgating_state state);
221 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
222 enum amd_ip_block_type block_type,
223 enum amd_powergating_state state);
224 void amdgpu_get_clockgating_state(struct amdgpu_device *adev, u32 *flags);
225 int amdgpu_wait_for_idle(struct amdgpu_device *adev,
226 enum amd_ip_block_type block_type);
227 bool amdgpu_is_idle(struct amdgpu_device *adev,
228 enum amd_ip_block_type block_type);
230 #define AMDGPU_MAX_IP_NUM 16
232 struct amdgpu_ip_block_status {
236 bool late_initialized;
240 struct amdgpu_ip_block_version {
241 const enum amd_ip_block_type type;
245 const struct amd_ip_funcs *funcs;
248 struct amdgpu_ip_block {
249 struct amdgpu_ip_block_status status;
250 const struct amdgpu_ip_block_version *version;
253 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
254 enum amd_ip_block_type type,
255 u32 major, u32 minor);
257 struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev,
258 enum amd_ip_block_type type);
260 int amdgpu_ip_block_add(struct amdgpu_device *adev,
261 const struct amdgpu_ip_block_version *ip_block_version);
263 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
264 struct amdgpu_buffer_funcs {
265 /* maximum bytes in a single operation */
266 uint32_t copy_max_bytes;
268 /* number of dw to reserve per operation */
269 unsigned copy_num_dw;
271 /* used for buffer migration */
272 void (*emit_copy_buffer)(struct amdgpu_ib *ib,
273 /* src addr in bytes */
275 /* dst addr in bytes */
277 /* number of byte to transfer */
278 uint32_t byte_count);
280 /* maximum bytes in a single operation */
281 uint32_t fill_max_bytes;
283 /* number of dw to reserve per operation */
284 unsigned fill_num_dw;
286 /* used for buffer clearing */
287 void (*emit_fill_buffer)(struct amdgpu_ib *ib,
288 /* value to write to memory */
290 /* dst addr in bytes */
292 /* number of byte to fill */
293 uint32_t byte_count);
296 /* provided by hw blocks that can write ptes, e.g., sdma */
297 struct amdgpu_vm_pte_funcs {
298 /* number of dw to reserve per operation */
299 unsigned copy_pte_num_dw;
301 /* copy pte entries from GART */
302 void (*copy_pte)(struct amdgpu_ib *ib,
303 uint64_t pe, uint64_t src,
306 /* write pte one entry at a time with addr mapping */
307 void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe,
308 uint64_t value, unsigned count,
311 /* maximum nums of PTEs/PDEs in a single operation */
312 uint32_t set_max_nums_pte_pde;
314 /* number of dw to reserve per operation */
315 unsigned set_pte_pde_num_dw;
317 /* for linear pte/pde updates without addr mapping */
318 void (*set_pte_pde)(struct amdgpu_ib *ib,
320 uint64_t addr, unsigned count,
321 uint32_t incr, uint64_t flags);
324 /* provided by the gmc block */
325 struct amdgpu_gart_funcs {
326 /* flush the vm tlb via mmio */
327 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
329 /* write pte/pde updates using the cpu */
330 int (*set_pte_pde)(struct amdgpu_device *adev,
331 void *cpu_pt_addr, /* cpu addr of page table */
332 uint32_t gpu_page_idx, /* pte/pde to update */
333 uint64_t addr, /* addr to write into pte/pde */
334 uint64_t flags); /* access flags */
335 /* enable/disable PRT support */
336 void (*set_prt)(struct amdgpu_device *adev, bool enable);
337 /* set pte flags based per asic */
338 uint64_t (*get_vm_pte_flags)(struct amdgpu_device *adev,
340 /* get the pde for a given mc addr */
341 u64 (*get_vm_pde)(struct amdgpu_device *adev, u64 addr);
342 uint32_t (*get_invalidate_req)(unsigned int vm_id);
345 /* provided by the ih block */
346 struct amdgpu_ih_funcs {
347 /* ring read/write ptr handling, called from interrupt context */
348 u32 (*get_wptr)(struct amdgpu_device *adev);
349 bool (*prescreen_iv)(struct amdgpu_device *adev);
350 void (*decode_iv)(struct amdgpu_device *adev,
351 struct amdgpu_iv_entry *entry);
352 void (*set_rptr)(struct amdgpu_device *adev);
358 bool amdgpu_get_bios(struct amdgpu_device *adev);
359 bool amdgpu_read_bios(struct amdgpu_device *adev);
364 struct amdgpu_dummy_page {
368 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
369 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
376 #define AMDGPU_MAX_PPLL 3
378 struct amdgpu_clock {
379 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
380 struct amdgpu_pll spll;
381 struct amdgpu_pll mpll;
383 uint32_t default_mclk;
384 uint32_t default_sclk;
385 uint32_t default_dispclk;
386 uint32_t current_dispclk;
388 uint32_t max_pixel_clock;
395 #define AMDGPU_GEM_DOMAIN_MAX 0x3
396 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
398 void amdgpu_gem_object_free(struct drm_gem_object *obj);
399 int amdgpu_gem_object_open(struct drm_gem_object *obj,
400 struct drm_file *file_priv);
401 void amdgpu_gem_object_close(struct drm_gem_object *obj,
402 struct drm_file *file_priv);
403 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
404 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
405 struct drm_gem_object *
406 amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
407 struct dma_buf_attachment *attach,
408 struct sg_table *sg);
409 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
410 struct drm_gem_object *gobj,
412 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
413 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
414 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
415 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
416 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
417 int amdgpu_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma);
418 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
420 /* sub-allocation manager, it has to be protected by another lock.
421 * By conception this is an helper for other part of the driver
422 * like the indirect buffer or semaphore, which both have their
425 * Principe is simple, we keep a list of sub allocation in offset
426 * order (first entry has offset == 0, last entry has the highest
429 * When allocating new object we first check if there is room at
430 * the end total_size - (last_object_offset + last_object_size) >=
431 * alloc_size. If so we allocate new object there.
433 * When there is not enough room at the end, we start waiting for
434 * each sub object until we reach object_offset+object_size >=
435 * alloc_size, this object then become the sub object we return.
437 * Alignment can't be bigger than page size.
439 * Hole are not considered for allocation to keep things simple.
440 * Assumption is that there won't be hole (all object on same
444 #define AMDGPU_SA_NUM_FENCE_LISTS 32
446 struct amdgpu_sa_manager {
447 wait_queue_head_t wq;
448 struct amdgpu_bo *bo;
449 struct list_head *hole;
450 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
451 struct list_head olist;
459 /* sub-allocation buffer */
460 struct amdgpu_sa_bo {
461 struct list_head olist;
462 struct list_head flist;
463 struct amdgpu_sa_manager *manager;
466 struct dma_fence *fence;
472 void amdgpu_gem_force_release(struct amdgpu_device *adev);
473 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
474 int alignment, u32 initial_domain,
475 u64 flags, bool kernel,
476 struct reservation_object *resv,
477 struct drm_gem_object **obj);
479 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
480 struct drm_device *dev,
481 struct drm_mode_create_dumb *args);
482 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
483 struct drm_device *dev,
484 uint32_t handle, uint64_t *offset_p);
485 int amdgpu_fence_slab_init(void);
486 void amdgpu_fence_slab_fini(void);
489 * VMHUB structures, functions & helpers
491 struct amdgpu_vmhub {
492 uint32_t ctx0_ptb_addr_lo32;
493 uint32_t ctx0_ptb_addr_hi32;
494 uint32_t vm_inv_eng0_req;
495 uint32_t vm_inv_eng0_ack;
496 uint32_t vm_context0_cntl;
497 uint32_t vm_l2_pro_fault_status;
498 uint32_t vm_l2_pro_fault_cntl;
502 * GPU MC structures, functions & helpers
505 resource_size_t aper_size;
506 resource_size_t aper_base;
507 resource_size_t agp_base;
508 /* for some chips with <= 32MB we need to lie
509 * about vram size near mc fb location */
511 u64 visible_vram_size;
521 const struct firmware *fw; /* MC firmware */
523 struct amdgpu_irq_src vm_fault;
525 uint32_t srbm_soft_reset;
527 uint64_t stolen_size;
529 u64 shared_aperture_start;
530 u64 shared_aperture_end;
531 u64 private_aperture_start;
532 u64 private_aperture_end;
533 /* protects concurrent invalidation */
534 spinlock_t invalidate_lock;
538 * GPU doorbell structures, functions & helpers
540 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
542 AMDGPU_DOORBELL_KIQ = 0x000,
543 AMDGPU_DOORBELL_HIQ = 0x001,
544 AMDGPU_DOORBELL_DIQ = 0x002,
545 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
546 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
547 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
548 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
549 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
550 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
551 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
552 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
553 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
554 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
555 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
556 AMDGPU_DOORBELL_IH = 0x1E8,
557 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
558 AMDGPU_DOORBELL_INVALID = 0xFFFF
559 } AMDGPU_DOORBELL_ASSIGNMENT;
561 struct amdgpu_doorbell {
563 resource_size_t base;
564 resource_size_t size;
566 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
570 * 64bit doorbell, offset are in QWORD, occupy 2KB doorbell space
572 typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT
575 * All compute related doorbells: kiq, hiq, diq, traditional compute queue, user queue, should locate in
576 * a continues range so that programming CP_MEC_DOORBELL_RANGE_LOWER/UPPER can cover this range.
577 * Compute related doorbells are allocated from 0x00 to 0x8a
581 /* kernel scheduling */
582 AMDGPU_DOORBELL64_KIQ = 0x00,
584 /* HSA interface queue and debug queue */
585 AMDGPU_DOORBELL64_HIQ = 0x01,
586 AMDGPU_DOORBELL64_DIQ = 0x02,
588 /* Compute engines */
589 AMDGPU_DOORBELL64_MEC_RING0 = 0x03,
590 AMDGPU_DOORBELL64_MEC_RING1 = 0x04,
591 AMDGPU_DOORBELL64_MEC_RING2 = 0x05,
592 AMDGPU_DOORBELL64_MEC_RING3 = 0x06,
593 AMDGPU_DOORBELL64_MEC_RING4 = 0x07,
594 AMDGPU_DOORBELL64_MEC_RING5 = 0x08,
595 AMDGPU_DOORBELL64_MEC_RING6 = 0x09,
596 AMDGPU_DOORBELL64_MEC_RING7 = 0x0a,
598 /* User queue doorbell range (128 doorbells) */
599 AMDGPU_DOORBELL64_USERQUEUE_START = 0x0b,
600 AMDGPU_DOORBELL64_USERQUEUE_END = 0x8a,
602 /* Graphics engine */
603 AMDGPU_DOORBELL64_GFX_RING0 = 0x8b,
606 * Other graphics doorbells can be allocated here: from 0x8c to 0xef
607 * Graphics voltage island aperture 1
608 * default non-graphics QWORD index is 0xF0 - 0xFF inclusive
612 AMDGPU_DOORBELL64_sDMA_ENGINE0 = 0xF0,
613 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE0 = 0xF1,
614 AMDGPU_DOORBELL64_sDMA_ENGINE1 = 0xF2,
615 AMDGPU_DOORBELL64_sDMA_HI_PRI_ENGINE1 = 0xF3,
617 /* Interrupt handler */
618 AMDGPU_DOORBELL64_IH = 0xF4, /* For legacy interrupt ring buffer */
619 AMDGPU_DOORBELL64_IH_RING1 = 0xF5, /* For page migration request log */
620 AMDGPU_DOORBELL64_IH_RING2 = 0xF6, /* For page migration translation/invalidation log */
622 /* VCN engine use 32 bits doorbell */
623 AMDGPU_DOORBELL64_VCN0_1 = 0xF8, /* lower 32 bits for VNC0 and upper 32 bits for VNC1 */
624 AMDGPU_DOORBELL64_VCN2_3 = 0xF9,
625 AMDGPU_DOORBELL64_VCN4_5 = 0xFA,
626 AMDGPU_DOORBELL64_VCN6_7 = 0xFB,
628 /* overlap the doorbell assignment with VCN as they are mutually exclusive
629 * VCE engine's doorbell is 32 bit and two VCE ring share one QWORD
631 AMDGPU_DOORBELL64_UVD_RING0_1 = 0xF8,
632 AMDGPU_DOORBELL64_UVD_RING2_3 = 0xF9,
633 AMDGPU_DOORBELL64_UVD_RING4_5 = 0xFA,
634 AMDGPU_DOORBELL64_UVD_RING6_7 = 0xFB,
636 AMDGPU_DOORBELL64_VCE_RING0_1 = 0xFC,
637 AMDGPU_DOORBELL64_VCE_RING2_3 = 0xFD,
638 AMDGPU_DOORBELL64_VCE_RING4_5 = 0xFE,
639 AMDGPU_DOORBELL64_VCE_RING6_7 = 0xFF,
641 AMDGPU_DOORBELL64_MAX_ASSIGNMENT = 0xFF,
642 AMDGPU_DOORBELL64_INVALID = 0xFFFF
643 } AMDGPU_DOORBELL64_ASSIGNMENT;
646 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
647 phys_addr_t *aperture_base,
648 size_t *aperture_size,
649 size_t *start_offset);
655 struct amdgpu_flip_work {
656 struct delayed_work flip_work;
657 struct work_struct unpin_work;
658 struct amdgpu_device *adev;
662 struct drm_pending_vblank_event *event;
663 struct amdgpu_bo *old_abo;
664 struct dma_fence *excl;
665 unsigned shared_count;
666 struct dma_fence **shared;
667 struct dma_fence_cb cb;
677 struct amdgpu_sa_bo *sa_bo;
684 extern const struct amd_sched_backend_ops amdgpu_sched_ops;
686 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
687 struct amdgpu_job **job, struct amdgpu_vm *vm);
688 int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size,
689 struct amdgpu_job **job);
691 void amdgpu_job_free_resources(struct amdgpu_job *job);
692 void amdgpu_job_free(struct amdgpu_job *job);
693 int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring,
694 struct amd_sched_entity *entity, void *owner,
695 struct dma_fence **f);
700 struct amdgpu_queue_mapper {
703 /* protected by lock */
704 struct amdgpu_ring *queue_map[AMDGPU_MAX_RINGS];
707 struct amdgpu_queue_mgr {
708 struct amdgpu_queue_mapper mapper[AMDGPU_MAX_IP_NUM];
711 int amdgpu_queue_mgr_init(struct amdgpu_device *adev,
712 struct amdgpu_queue_mgr *mgr);
713 int amdgpu_queue_mgr_fini(struct amdgpu_device *adev,
714 struct amdgpu_queue_mgr *mgr);
715 int amdgpu_queue_mgr_map(struct amdgpu_device *adev,
716 struct amdgpu_queue_mgr *mgr,
717 int hw_ip, int instance, int ring,
718 struct amdgpu_ring **out_ring);
721 * context related structures
724 struct amdgpu_ctx_ring {
726 struct dma_fence **fences;
727 struct amd_sched_entity entity;
731 struct kref refcount;
732 struct amdgpu_device *adev;
733 struct amdgpu_queue_mgr queue_mgr;
734 unsigned reset_counter;
735 spinlock_t ring_lock;
736 struct dma_fence **fences;
737 struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS];
738 bool preamble_presented;
741 struct amdgpu_ctx_mgr {
742 struct amdgpu_device *adev;
744 /* protected by lock */
745 struct idr ctx_handles;
748 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
749 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
751 int amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
752 struct dma_fence *fence, uint64_t *seq);
753 struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
754 struct amdgpu_ring *ring, uint64_t seq);
756 int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
757 struct drm_file *filp);
759 void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr);
760 void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr);
763 * file private structure
766 struct amdgpu_fpriv {
768 struct amdgpu_bo_va *prt_va;
769 struct amdgpu_bo_va *csa_va;
770 struct mutex bo_list_lock;
771 struct idr bo_list_handles;
772 struct amdgpu_ctx_mgr ctx_mgr;
773 u32 vram_lost_counter;
779 struct amdgpu_bo_list_entry {
780 struct amdgpu_bo *robj;
781 struct ttm_validate_buffer tv;
782 struct amdgpu_bo_va *bo_va;
784 struct page **user_pages;
785 int user_invalidated;
788 struct amdgpu_bo_list {
790 struct rcu_head rhead;
791 struct kref refcount;
792 struct amdgpu_bo *gds_obj;
793 struct amdgpu_bo *gws_obj;
794 struct amdgpu_bo *oa_obj;
795 unsigned first_userptr;
796 unsigned num_entries;
797 struct amdgpu_bo_list_entry *array;
800 struct amdgpu_bo_list *
801 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
802 void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
803 struct list_head *validated);
804 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
805 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
810 #include "clearstate_defs.h"
812 struct amdgpu_rlc_funcs {
813 void (*enter_safe_mode)(struct amdgpu_device *adev);
814 void (*exit_safe_mode)(struct amdgpu_device *adev);
818 /* for power gating */
819 struct amdgpu_bo *save_restore_obj;
820 uint64_t save_restore_gpu_addr;
821 volatile uint32_t *sr_ptr;
824 /* for clear state */
825 struct amdgpu_bo *clear_state_obj;
826 uint64_t clear_state_gpu_addr;
827 volatile uint32_t *cs_ptr;
828 const struct cs_section_def *cs_data;
829 u32 clear_state_size;
831 struct amdgpu_bo *cp_table_obj;
832 uint64_t cp_table_gpu_addr;
833 volatile uint32_t *cp_table_ptr;
836 /* safe mode for updating CG/PG state */
838 const struct amdgpu_rlc_funcs *funcs;
840 /* for firmware data */
841 u32 save_and_restore_offset;
842 u32 clear_state_descriptor_offset;
843 u32 avail_scratch_ram_locations;
844 u32 reg_restore_list_size;
845 u32 reg_list_format_start;
846 u32 reg_list_format_separate_start;
847 u32 starting_offsets_start;
848 u32 reg_list_format_size_bytes;
849 u32 reg_list_size_bytes;
851 u32 *register_list_format;
852 u32 *register_restore;
855 #define AMDGPU_MAX_COMPUTE_QUEUES KGD_MAX_QUEUES
858 struct amdgpu_bo *hpd_eop_obj;
859 u64 hpd_eop_gpu_addr;
860 struct amdgpu_bo *mec_fw_obj;
863 u32 num_pipe_per_mec;
864 u32 num_queue_per_pipe;
865 void *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1];
867 /* These are the resources for which amdgpu takes ownership */
868 DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
873 struct amdgpu_bo *eop_obj;
874 struct mutex ring_mutex;
875 struct amdgpu_ring ring;
876 struct amdgpu_irq_src irq;
880 * GPU scratch registers structures, functions & helpers
882 struct amdgpu_scratch {
891 #define AMDGPU_GFX_MAX_SE 4
892 #define AMDGPU_GFX_MAX_SH_PER_SE 2
894 struct amdgpu_rb_config {
895 uint32_t rb_backend_disable;
896 uint32_t user_rb_backend_disable;
897 uint32_t raster_config;
898 uint32_t raster_config_1;
901 struct gb_addr_config {
902 uint16_t pipe_interleave_size;
904 uint8_t max_compress_frags;
907 uint8_t num_rb_per_se;
910 struct amdgpu_gfx_config {
911 unsigned max_shader_engines;
912 unsigned max_tile_pipes;
913 unsigned max_cu_per_sh;
914 unsigned max_sh_per_se;
915 unsigned max_backends_per_se;
916 unsigned max_texture_channel_caches;
918 unsigned max_gs_threads;
919 unsigned max_hw_contexts;
920 unsigned sc_prim_fifo_size_frontend;
921 unsigned sc_prim_fifo_size_backend;
922 unsigned sc_hiz_tile_fifo_size;
923 unsigned sc_earlyz_tile_fifo_size;
925 unsigned num_tile_pipes;
926 unsigned backend_enable_mask;
927 unsigned mem_max_burst_length_bytes;
928 unsigned mem_row_size_in_kb;
929 unsigned shader_engine_tile_size;
931 unsigned multi_gpu_tile_size;
932 unsigned mc_arb_ramcfg;
933 unsigned gb_addr_config;
935 unsigned gs_vgt_table_depth;
936 unsigned gs_prim_buffer_depth;
938 uint32_t tile_mode_array[32];
939 uint32_t macrotile_mode_array[16];
941 struct gb_addr_config gb_addr_config_fields;
942 struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE];
944 /* gfx configure feature */
945 uint32_t double_offchip_lds_buf;
948 struct amdgpu_cu_info {
949 uint32_t max_waves_per_simd;
950 uint32_t wave_front_size;
951 uint32_t max_scratch_slots_per_cu;
954 /* total active CU number */
957 uint32_t ao_cu_bitmap[4][4];
958 uint32_t bitmap[4][4];
961 struct amdgpu_gfx_funcs {
962 /* get the gpu clock counter */
963 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
964 void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
965 void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields);
966 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);
967 void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst);
970 struct amdgpu_ngg_buf {
971 struct amdgpu_bo *bo;
986 struct amdgpu_ngg_buf buf[NGG_BUF_MAX];
987 uint32_t gds_reserve_addr;
988 uint32_t gds_reserve_size;
993 struct mutex gpu_clock_mutex;
994 struct amdgpu_gfx_config config;
995 struct amdgpu_rlc rlc;
996 struct amdgpu_mec mec;
997 struct amdgpu_kiq kiq;
998 struct amdgpu_scratch scratch;
999 const struct firmware *me_fw; /* ME firmware */
1000 uint32_t me_fw_version;
1001 const struct firmware *pfp_fw; /* PFP firmware */
1002 uint32_t pfp_fw_version;
1003 const struct firmware *ce_fw; /* CE firmware */
1004 uint32_t ce_fw_version;
1005 const struct firmware *rlc_fw; /* RLC firmware */
1006 uint32_t rlc_fw_version;
1007 const struct firmware *mec_fw; /* MEC firmware */
1008 uint32_t mec_fw_version;
1009 const struct firmware *mec2_fw; /* MEC2 firmware */
1010 uint32_t mec2_fw_version;
1011 uint32_t me_feature_version;
1012 uint32_t ce_feature_version;
1013 uint32_t pfp_feature_version;
1014 uint32_t rlc_feature_version;
1015 uint32_t mec_feature_version;
1016 uint32_t mec2_feature_version;
1017 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1018 unsigned num_gfx_rings;
1019 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1020 unsigned num_compute_rings;
1021 struct amdgpu_irq_src eop_irq;
1022 struct amdgpu_irq_src priv_reg_irq;
1023 struct amdgpu_irq_src priv_inst_irq;
1025 uint32_t gfx_current_status;
1027 unsigned ce_ram_size;
1028 struct amdgpu_cu_info cu_info;
1029 const struct amdgpu_gfx_funcs *funcs;
1032 uint32_t grbm_soft_reset;
1033 uint32_t srbm_soft_reset;
1037 struct amdgpu_ngg ngg;
1040 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
1041 unsigned size, struct amdgpu_ib *ib);
1042 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
1043 struct dma_fence *f);
1044 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
1045 struct amdgpu_ib *ibs, struct amdgpu_job *job,
1046 struct dma_fence **f);
1047 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1048 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1049 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1054 struct amdgpu_cs_chunk {
1060 struct amdgpu_cs_parser {
1061 struct amdgpu_device *adev;
1062 struct drm_file *filp;
1063 struct amdgpu_ctx *ctx;
1067 struct amdgpu_cs_chunk *chunks;
1069 /* scheduler job object */
1070 struct amdgpu_job *job;
1072 /* buffer objects */
1073 struct ww_acquire_ctx ticket;
1074 struct amdgpu_bo_list *bo_list;
1075 struct amdgpu_mn *mn;
1076 struct amdgpu_bo_list_entry vm_pd;
1077 struct list_head validated;
1078 struct dma_fence *fence;
1079 uint64_t bytes_moved_threshold;
1080 uint64_t bytes_moved_vis_threshold;
1081 uint64_t bytes_moved;
1082 uint64_t bytes_moved_vis;
1083 struct amdgpu_bo_list_entry *evictable;
1086 struct amdgpu_bo_list_entry uf_entry;
1088 unsigned num_post_dep_syncobjs;
1089 struct drm_syncobj **post_dep_syncobjs;
1092 #define AMDGPU_PREAMBLE_IB_PRESENT (1 << 0) /* bit set means command submit involves a preamble IB */
1093 #define AMDGPU_PREAMBLE_IB_PRESENT_FIRST (1 << 1) /* bit set means preamble IB is first presented in belonging context */
1094 #define AMDGPU_HAVE_CTX_SWITCH (1 << 2) /* bit set means context switch occured */
1097 struct amd_sched_job base;
1098 struct amdgpu_device *adev;
1099 struct amdgpu_vm *vm;
1100 struct amdgpu_ring *ring;
1101 struct amdgpu_sync sync;
1102 struct amdgpu_sync dep_sync;
1103 struct amdgpu_sync sched_sync;
1104 struct amdgpu_ib *ibs;
1105 struct dma_fence *fence; /* the hw fence */
1106 uint32_t preamble_status;
1109 uint64_t fence_ctx; /* the fence_context this job uses */
1110 bool vm_needs_flush;
1112 uint64_t vm_pd_addr;
1113 uint32_t gds_base, gds_size;
1114 uint32_t gws_base, gws_size;
1115 uint32_t oa_base, oa_size;
1117 /* user fence handling */
1119 uint64_t uf_sequence;
1122 #define to_amdgpu_job(sched_job) \
1123 container_of((sched_job), struct amdgpu_job, base)
1125 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
1126 uint32_t ib_idx, int idx)
1128 return p->job->ibs[ib_idx].ptr[idx];
1131 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
1132 uint32_t ib_idx, int idx,
1135 p->job->ibs[ib_idx].ptr[idx] = value;
1141 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1144 struct amdgpu_bo *wb_obj;
1145 volatile uint32_t *wb;
1147 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1148 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1151 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1152 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1154 void amdgpu_get_pcie_info(struct amdgpu_device *adev);
1159 struct amdgpu_sdma_instance {
1161 const struct firmware *fw;
1162 uint32_t fw_version;
1163 uint32_t feature_version;
1165 struct amdgpu_ring ring;
1169 struct amdgpu_sdma {
1170 struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES];
1171 #ifdef CONFIG_DRM_AMDGPU_SI
1172 //SI DMA has a difference trap irq number for the second engine
1173 struct amdgpu_irq_src trap_irq_1;
1175 struct amdgpu_irq_src trap_irq;
1176 struct amdgpu_irq_src illegal_inst_irq;
1178 uint32_t srbm_soft_reset;
1184 enum amdgpu_firmware_load_type {
1185 AMDGPU_FW_LOAD_DIRECT = 0,
1190 struct amdgpu_firmware {
1191 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1192 enum amdgpu_firmware_load_type load_type;
1193 struct amdgpu_bo *fw_buf;
1194 unsigned int fw_size;
1195 unsigned int max_ucodes;
1196 /* firmwares are loaded by psp instead of smu from vega10 */
1197 const struct amdgpu_psp_funcs *funcs;
1198 struct amdgpu_bo *rbuf;
1201 /* gpu info firmware data pointer */
1202 const struct firmware *gpu_info_fw;
1211 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1217 void amdgpu_test_moves(struct amdgpu_device *adev);
1222 struct amdgpu_debugfs {
1223 const struct drm_info_list *files;
1227 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1228 const struct drm_info_list *files,
1230 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1232 #if defined(CONFIG_DEBUG_FS)
1233 int amdgpu_debugfs_init(struct drm_minor *minor);
1236 int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev);
1239 * amdgpu smumgr functions
1241 struct amdgpu_smumgr_funcs {
1242 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1243 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1244 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1250 struct amdgpu_smumgr {
1251 struct amdgpu_bo *toc_buf;
1252 struct amdgpu_bo *smu_buf;
1253 /* asic priv smu data */
1255 spinlock_t smu_lock;
1256 /* smumgr functions */
1257 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1258 /* ucode loading complete flag */
1263 * ASIC specific register table accessible by UMD
1265 struct amdgpu_allowed_register_entry {
1266 uint32_t reg_offset;
1271 * ASIC specific functions.
1273 struct amdgpu_asic_funcs {
1274 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1275 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
1276 u8 *bios, u32 length_bytes);
1277 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1278 u32 sh_num, u32 reg_offset, u32 *value);
1279 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1280 int (*reset)(struct amdgpu_device *adev);
1281 /* get the reference clock */
1282 u32 (*get_xclk)(struct amdgpu_device *adev);
1283 /* MM block clocks */
1284 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1285 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1286 /* static power management */
1287 int (*get_pcie_lanes)(struct amdgpu_device *adev);
1288 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
1289 /* get config memsize register */
1290 u32 (*get_config_memsize)(struct amdgpu_device *adev);
1296 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1297 struct drm_file *filp);
1298 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1299 struct drm_file *filp);
1301 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1302 struct drm_file *filp);
1303 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1304 struct drm_file *filp);
1305 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1306 struct drm_file *filp);
1307 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1308 struct drm_file *filp);
1309 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1310 struct drm_file *filp);
1311 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1312 struct drm_file *filp);
1313 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1314 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1315 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
1316 struct drm_file *filp);
1318 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1319 struct drm_file *filp);
1321 /* VRAM scratch page for HDP bug, default vram page */
1322 struct amdgpu_vram_scratch {
1323 struct amdgpu_bo *robj;
1324 volatile uint32_t *ptr;
1331 struct amdgpu_atif_notification_cfg {
1336 struct amdgpu_atif_notifications {
1337 bool display_switch;
1338 bool expansion_mode_change;
1340 bool forced_power_state;
1341 bool system_power_state;
1342 bool display_conf_change;
1344 bool brightness_change;
1345 bool dgpu_display_event;
1348 struct amdgpu_atif_functions {
1350 bool sbios_requests;
1351 bool select_active_disp;
1353 bool get_tv_standard;
1354 bool set_tv_standard;
1355 bool get_panel_expansion_mode;
1356 bool set_panel_expansion_mode;
1357 bool temperature_change;
1358 bool graphics_device_types;
1361 struct amdgpu_atif {
1362 struct amdgpu_atif_notifications notifications;
1363 struct amdgpu_atif_functions functions;
1364 struct amdgpu_atif_notification_cfg notification_cfg;
1365 struct amdgpu_encoder *encoder_for_bl;
1368 struct amdgpu_atcs_functions {
1372 bool pcie_bus_width;
1375 struct amdgpu_atcs {
1376 struct amdgpu_atcs_functions functions;
1382 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1383 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
1386 * Core structure, functions and helpers.
1388 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1389 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1391 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1392 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1394 #define AMDGPU_RESET_MAGIC_NUM 64
1395 struct amdgpu_device {
1397 struct drm_device *ddev;
1398 struct pci_dev *pdev;
1400 #ifdef CONFIG_DRM_AMD_ACP
1401 struct amdgpu_acp acp;
1405 enum amd_asic_type asic_type;
1408 uint32_t external_rev_id;
1409 unsigned long flags;
1411 const struct amdgpu_asic_funcs *asic_funcs;
1415 struct work_struct reset_work;
1416 struct notifier_block acpi_nb;
1417 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1418 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1419 unsigned debugfs_count;
1420 #if defined(CONFIG_DEBUG_FS)
1421 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1423 struct amdgpu_atif atif;
1424 struct amdgpu_atcs atcs;
1425 struct mutex srbm_mutex;
1426 /* GRBM index mutex. Protects concurrent access to GRBM index */
1427 struct mutex grbm_idx_mutex;
1428 struct dev_pm_domain vga_pm_domain;
1429 bool have_disp_power_ref;
1435 struct amdgpu_bo *stolen_vga_memory;
1436 uint32_t bios_scratch_reg_offset;
1437 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1439 /* Register/doorbell mmio */
1440 resource_size_t rmmio_base;
1441 resource_size_t rmmio_size;
1442 void __iomem *rmmio;
1443 /* protects concurrent MM_INDEX/DATA based register access */
1444 spinlock_t mmio_idx_lock;
1445 /* protects concurrent SMC based register access */
1446 spinlock_t smc_idx_lock;
1447 amdgpu_rreg_t smc_rreg;
1448 amdgpu_wreg_t smc_wreg;
1449 /* protects concurrent PCIE register access */
1450 spinlock_t pcie_idx_lock;
1451 amdgpu_rreg_t pcie_rreg;
1452 amdgpu_wreg_t pcie_wreg;
1453 amdgpu_rreg_t pciep_rreg;
1454 amdgpu_wreg_t pciep_wreg;
1455 /* protects concurrent UVD register access */
1456 spinlock_t uvd_ctx_idx_lock;
1457 amdgpu_rreg_t uvd_ctx_rreg;
1458 amdgpu_wreg_t uvd_ctx_wreg;
1459 /* protects concurrent DIDT register access */
1460 spinlock_t didt_idx_lock;
1461 amdgpu_rreg_t didt_rreg;
1462 amdgpu_wreg_t didt_wreg;
1463 /* protects concurrent gc_cac register access */
1464 spinlock_t gc_cac_idx_lock;
1465 amdgpu_rreg_t gc_cac_rreg;
1466 amdgpu_wreg_t gc_cac_wreg;
1467 /* protects concurrent se_cac register access */
1468 spinlock_t se_cac_idx_lock;
1469 amdgpu_rreg_t se_cac_rreg;
1470 amdgpu_wreg_t se_cac_wreg;
1471 /* protects concurrent ENDPOINT (audio) register access */
1472 spinlock_t audio_endpt_idx_lock;
1473 amdgpu_block_rreg_t audio_endpt_rreg;
1474 amdgpu_block_wreg_t audio_endpt_wreg;
1475 void __iomem *rio_mem;
1476 resource_size_t rio_mem_size;
1477 struct amdgpu_doorbell doorbell;
1479 /* clock/pll info */
1480 struct amdgpu_clock clock;
1483 struct amdgpu_mc mc;
1484 struct amdgpu_gart gart;
1485 struct amdgpu_dummy_page dummy_page;
1486 struct amdgpu_vm_manager vm_manager;
1487 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
1489 /* memory management */
1490 struct amdgpu_mman mman;
1491 struct amdgpu_vram_scratch vram_scratch;
1492 struct amdgpu_wb wb;
1493 atomic64_t num_bytes_moved;
1494 atomic64_t num_evictions;
1495 atomic64_t num_vram_cpu_page_faults;
1496 atomic_t gpu_reset_counter;
1497 atomic_t vram_lost_counter;
1499 /* data for buffer migration throttling */
1503 s64 accum_us; /* accumulated microseconds */
1504 s64 accum_us_vis; /* for visible VRAM */
1509 bool enable_virtual_display;
1510 struct amdgpu_mode_info mode_info;
1511 struct work_struct hotplug_work;
1512 struct amdgpu_irq_src crtc_irq;
1513 struct amdgpu_irq_src pageflip_irq;
1514 struct amdgpu_irq_src hpd_irq;
1519 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
1521 struct amdgpu_sa_manager ring_tmp_bo;
1524 struct amdgpu_irq irq;
1527 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"