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1/*
2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
5 *
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:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
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.
23 *
24 * Authors: Dave Airlie
25 * Alex Deucher
26 * Jerome Glisse
27 */
28#ifndef __AMDGPU_H__
29#define __AMDGPU_H__
30
31#ifdef pr_fmt
32#undef pr_fmt
33#endif
34
35#define pr_fmt(fmt) "amdgpu: " fmt
36
37#ifdef dev_fmt
38#undef dev_fmt
39#endif
40
41#define dev_fmt(fmt) "amdgpu: " fmt
42
43#include "amdgpu_ctx.h"
44
45#include <linux/atomic.h>
46#include <linux/wait.h>
47#include <linux/list.h>
48#include <linux/kref.h>
49#include <linux/rbtree.h>
50#include <linux/hashtable.h>
51#include <linux/dma-fence.h>
52
53#include <drm/ttm/ttm_bo_api.h>
54#include <drm/ttm/ttm_bo_driver.h>
55#include <drm/ttm/ttm_placement.h>
56#include <drm/ttm/ttm_module.h>
57#include <drm/ttm/ttm_execbuf_util.h>
58
59#include <drm/amdgpu_drm.h>
60#include <drm/drm_gem.h>
61#include <drm/drm_ioctl.h>
62#include <drm/gpu_scheduler.h>
63
64#include <kgd_kfd_interface.h>
65#include "dm_pp_interface.h"
66#include "kgd_pp_interface.h"
67
68#include "amd_shared.h"
69#include "amdgpu_mode.h"
70#include "amdgpu_ih.h"
71#include "amdgpu_irq.h"
72#include "amdgpu_ucode.h"
73#include "amdgpu_ttm.h"
74#include "amdgpu_psp.h"
75#include "amdgpu_gds.h"
76#include "amdgpu_sync.h"
77#include "amdgpu_ring.h"
78#include "amdgpu_vm.h"
79#include "amdgpu_dpm.h"
80#include "amdgpu_acp.h"
81#include "amdgpu_uvd.h"
82#include "amdgpu_vce.h"
83#include "amdgpu_vcn.h"
84#include "amdgpu_jpeg.h"
85#include "amdgpu_mn.h"
86#include "amdgpu_gmc.h"
87#include "amdgpu_gfx.h"
88#include "amdgpu_sdma.h"
89#include "amdgpu_nbio.h"
90#include "amdgpu_dm.h"
91#include "amdgpu_virt.h"
92#include "amdgpu_csa.h"
93#include "amdgpu_gart.h"
94#include "amdgpu_debugfs.h"
95#include "amdgpu_job.h"
96#include "amdgpu_bo_list.h"
97#include "amdgpu_gem.h"
98#include "amdgpu_doorbell.h"
99#include "amdgpu_amdkfd.h"
100#include "amdgpu_smu.h"
101#include "amdgpu_discovery.h"
102#include "amdgpu_mes.h"
103#include "amdgpu_umc.h"
104#include "amdgpu_mmhub.h"
105#include "amdgpu_df.h"
106
107#define MAX_GPU_INSTANCE 16
108
109struct amdgpu_gpu_instance
110{
111 struct amdgpu_device *adev;
112 int mgpu_fan_enabled;
113};
114
115struct amdgpu_mgpu_info
116{
117 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE];
118 struct mutex mutex;
119 uint32_t num_gpu;
120 uint32_t num_dgpu;
121 uint32_t num_apu;
122};
123
124#define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256
125
126/*
127 * Modules parameters.
128 */
129extern int amdgpu_modeset;
130extern int amdgpu_vram_limit;
131extern int amdgpu_vis_vram_limit;
132extern int amdgpu_gart_size;
133extern int amdgpu_gtt_size;
134extern int amdgpu_moverate;
135extern int amdgpu_benchmarking;
136extern int amdgpu_testing;
137extern int amdgpu_audio;
138extern int amdgpu_disp_priority;
139extern int amdgpu_hw_i2c;
140extern int amdgpu_pcie_gen2;
141extern int amdgpu_msi;
142extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
143extern int amdgpu_dpm;
144extern int amdgpu_fw_load_type;
145extern int amdgpu_aspm;
146extern int amdgpu_runtime_pm;
147extern uint amdgpu_ip_block_mask;
148extern int amdgpu_bapm;
149extern int amdgpu_deep_color;
150extern int amdgpu_vm_size;
151extern int amdgpu_vm_block_size;
152extern int amdgpu_vm_fragment_size;
153extern int amdgpu_vm_fault_stop;
154extern int amdgpu_vm_debug;
155extern int amdgpu_vm_update_mode;
156extern int amdgpu_exp_hw_support;
157extern int amdgpu_dc;
158extern int amdgpu_sched_jobs;
159extern int amdgpu_sched_hw_submission;
160extern uint amdgpu_pcie_gen_cap;
161extern uint amdgpu_pcie_lane_cap;
162extern uint amdgpu_cg_mask;
163extern uint amdgpu_pg_mask;
164extern uint amdgpu_sdma_phase_quantum;
165extern char *amdgpu_disable_cu;
166extern char *amdgpu_virtual_display;
167extern uint amdgpu_pp_feature_mask;
168extern uint amdgpu_force_long_training;
169extern int amdgpu_job_hang_limit;
170extern int amdgpu_lbpw;
171extern int amdgpu_compute_multipipe;
172extern int amdgpu_gpu_recovery;
173extern int amdgpu_emu_mode;
174extern uint amdgpu_smu_memory_pool_size;
175extern uint amdgpu_dc_feature_mask;
176extern uint amdgpu_dc_debug_mask;
177extern uint amdgpu_dm_abm_level;
178extern struct amdgpu_mgpu_info mgpu_info;
179extern int amdgpu_ras_enable;
180extern uint amdgpu_ras_mask;
181extern int amdgpu_async_gfx_ring;
182extern int amdgpu_mcbp;
183extern int amdgpu_discovery;
184extern int amdgpu_mes;
185extern int amdgpu_noretry;
186extern int amdgpu_force_asic_type;
187#ifdef CONFIG_HSA_AMD
188extern int sched_policy;
189extern bool debug_evictions;
190#else
191static const int sched_policy = KFD_SCHED_POLICY_HWS;
192static const bool debug_evictions; /* = false */
193#endif
194
195extern int amdgpu_tmz;
196extern int amdgpu_reset_method;
197
198#ifdef CONFIG_DRM_AMDGPU_SI
199extern int amdgpu_si_support;
200#endif
201#ifdef CONFIG_DRM_AMDGPU_CIK
202extern int amdgpu_cik_support;
203#endif
204
205#define AMDGPU_VM_MAX_NUM_CTX 4096
206#define AMDGPU_SG_THRESHOLD (256*1024*1024)
207#define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
208#define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
209#define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
210#define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
211#define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
212#define AMDGPUFB_CONN_LIMIT 4
213#define AMDGPU_BIOS_NUM_SCRATCH 16
214
215/* hard reset data */
216#define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
217
218/* reset flags */
219#define AMDGPU_RESET_GFX (1 << 0)
220#define AMDGPU_RESET_COMPUTE (1 << 1)
221#define AMDGPU_RESET_DMA (1 << 2)
222#define AMDGPU_RESET_CP (1 << 3)
223#define AMDGPU_RESET_GRBM (1 << 4)
224#define AMDGPU_RESET_DMA1 (1 << 5)
225#define AMDGPU_RESET_RLC (1 << 6)
226#define AMDGPU_RESET_SEM (1 << 7)
227#define AMDGPU_RESET_IH (1 << 8)
228#define AMDGPU_RESET_VMC (1 << 9)
229#define AMDGPU_RESET_MC (1 << 10)
230#define AMDGPU_RESET_DISPLAY (1 << 11)
231#define AMDGPU_RESET_UVD (1 << 12)
232#define AMDGPU_RESET_VCE (1 << 13)
233#define AMDGPU_RESET_VCE1 (1 << 14)
234
235/* max cursor sizes (in pixels) */
236#define CIK_CURSOR_WIDTH 128
237#define CIK_CURSOR_HEIGHT 128
238
239struct amdgpu_device;
240struct amdgpu_ib;
241struct amdgpu_cs_parser;
242struct amdgpu_job;
243struct amdgpu_irq_src;
244struct amdgpu_fpriv;
245struct amdgpu_bo_va_mapping;
246struct amdgpu_atif;
247struct kfd_vm_fault_info;
248
249enum amdgpu_cp_irq {
250 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
251 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
252 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
253 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
254 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
255 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
256 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
257 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
258 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
259 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
260
261 AMDGPU_CP_IRQ_LAST
262};
263
264enum amdgpu_thermal_irq {
265 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
266 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
267
268 AMDGPU_THERMAL_IRQ_LAST
269};
270
271enum amdgpu_kiq_irq {
272 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
273 AMDGPU_CP_KIQ_IRQ_LAST
274};
275
276#define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
277#define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
278#define MAX_KIQ_REG_TRY 80 /* 20 -> 80 */
279
280int amdgpu_device_ip_set_clockgating_state(void *dev,
281 enum amd_ip_block_type block_type,
282 enum amd_clockgating_state state);
283int amdgpu_device_ip_set_powergating_state(void *dev,
284 enum amd_ip_block_type block_type,
285 enum amd_powergating_state state);
286void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
287 u32 *flags);
288int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
289 enum amd_ip_block_type block_type);
290bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
291 enum amd_ip_block_type block_type);
292
293#define AMDGPU_MAX_IP_NUM 16
294
295struct amdgpu_ip_block_status {
296 bool valid;
297 bool sw;
298 bool hw;
299 bool late_initialized;
300 bool hang;
301};
302
303struct amdgpu_ip_block_version {
304 const enum amd_ip_block_type type;
305 const u32 major;
306 const u32 minor;
307 const u32 rev;
308 const struct amd_ip_funcs *funcs;
309};
310
311#define HW_REV(_Major, _Minor, _Rev) \
312 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev)))
313
314struct amdgpu_ip_block {
315 struct amdgpu_ip_block_status status;
316 const struct amdgpu_ip_block_version *version;
317};
318
319int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
320 enum amd_ip_block_type type,
321 u32 major, u32 minor);
322
323struct amdgpu_ip_block *
324amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
325 enum amd_ip_block_type type);
326
327int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
328 const struct amdgpu_ip_block_version *ip_block_version);
329
330/*
331 * BIOS.
332 */
333bool amdgpu_get_bios(struct amdgpu_device *adev);
334bool amdgpu_read_bios(struct amdgpu_device *adev);
335
336/*
337 * Clocks
338 */
339
340#define AMDGPU_MAX_PPLL 3
341
342struct amdgpu_clock {
343 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
344 struct amdgpu_pll spll;
345 struct amdgpu_pll mpll;
346 /* 10 Khz units */
347 uint32_t default_mclk;
348 uint32_t default_sclk;
349 uint32_t default_dispclk;
350 uint32_t current_dispclk;
351 uint32_t dp_extclk;
352 uint32_t max_pixel_clock;
353};
354
355/* sub-allocation manager, it has to be protected by another lock.
356 * By conception this is an helper for other part of the driver
357 * like the indirect buffer or semaphore, which both have their
358 * locking.
359 *
360 * Principe is simple, we keep a list of sub allocation in offset
361 * order (first entry has offset == 0, last entry has the highest
362 * offset).
363 *
364 * When allocating new object we first check if there is room at
365 * the end total_size - (last_object_offset + last_object_size) >=
366 * alloc_size. If so we allocate new object there.
367 *
368 * When there is not enough room at the end, we start waiting for
369 * each sub object until we reach object_offset+object_size >=
370 * alloc_size, this object then become the sub object we return.
371 *
372 * Alignment can't be bigger than page size.
373 *
374 * Hole are not considered for allocation to keep things simple.
375 * Assumption is that there won't be hole (all object on same
376 * alignment).
377 */
378
379#define AMDGPU_SA_NUM_FENCE_LISTS 32
380
381struct amdgpu_sa_manager {
382 wait_queue_head_t wq;
383 struct amdgpu_bo *bo;
384 struct list_head *hole;
385 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
386 struct list_head olist;
387 unsigned size;
388 uint64_t gpu_addr;
389 void *cpu_ptr;
390 uint32_t domain;
391 uint32_t align;
392};
393
394/* sub-allocation buffer */
395struct amdgpu_sa_bo {
396 struct list_head olist;
397 struct list_head flist;
398 struct amdgpu_sa_manager *manager;
399 unsigned soffset;
400 unsigned eoffset;
401 struct dma_fence *fence;
402};
403
404int amdgpu_fence_slab_init(void);
405void amdgpu_fence_slab_fini(void);
406
407/*
408 * IRQS.
409 */
410
411struct amdgpu_flip_work {
412 struct delayed_work flip_work;
413 struct work_struct unpin_work;
414 struct amdgpu_device *adev;
415 int crtc_id;
416 u32 target_vblank;
417 uint64_t base;
418 struct drm_pending_vblank_event *event;
419 struct amdgpu_bo *old_abo;
420 struct dma_fence *excl;
421 unsigned shared_count;
422 struct dma_fence **shared;
423 struct dma_fence_cb cb;
424 bool async;
425};
426
427
428/*
429 * CP & rings.
430 */
431
432struct amdgpu_ib {
433 struct amdgpu_sa_bo *sa_bo;
434 uint32_t length_dw;
435 uint64_t gpu_addr;
436 uint32_t *ptr;
437 uint32_t flags;
438};
439
440extern const struct drm_sched_backend_ops amdgpu_sched_ops;
441
442/*
443 * file private structure
444 */
445
446struct amdgpu_fpriv {
447 struct amdgpu_vm vm;
448 struct amdgpu_bo_va *prt_va;
449 struct amdgpu_bo_va *csa_va;
450 struct mutex bo_list_lock;
451 struct idr bo_list_handles;
452 struct amdgpu_ctx_mgr ctx_mgr;
453};
454
455int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
456
457int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
458 unsigned size,
459 enum amdgpu_ib_pool_type pool,
460 struct amdgpu_ib *ib);
461void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
462 struct dma_fence *f);
463int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
464 struct amdgpu_ib *ibs, struct amdgpu_job *job,
465 struct dma_fence **f);
466int amdgpu_ib_pool_init(struct amdgpu_device *adev);
467void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
468int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
469
470/*
471 * CS.
472 */
473struct amdgpu_cs_chunk {
474 uint32_t chunk_id;
475 uint32_t length_dw;
476 void *kdata;
477};
478
479struct amdgpu_cs_post_dep {
480 struct drm_syncobj *syncobj;
481 struct dma_fence_chain *chain;
482 u64 point;
483};
484
485struct amdgpu_cs_parser {
486 struct amdgpu_device *adev;
487 struct drm_file *filp;
488 struct amdgpu_ctx *ctx;
489
490 /* chunks */
491 unsigned nchunks;
492 struct amdgpu_cs_chunk *chunks;
493
494 /* scheduler job object */
495 struct amdgpu_job *job;
496 struct drm_sched_entity *entity;
497
498 /* buffer objects */
499 struct ww_acquire_ctx ticket;
500 struct amdgpu_bo_list *bo_list;
501 struct amdgpu_mn *mn;
502 struct amdgpu_bo_list_entry vm_pd;
503 struct list_head validated;
504 struct dma_fence *fence;
505 uint64_t bytes_moved_threshold;
506 uint64_t bytes_moved_vis_threshold;
507 uint64_t bytes_moved;
508 uint64_t bytes_moved_vis;
509
510 /* user fence */
511 struct amdgpu_bo_list_entry uf_entry;
512
513 unsigned num_post_deps;
514 struct amdgpu_cs_post_dep *post_deps;
515};
516
517static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
518 uint32_t ib_idx, int idx)
519{
520 return p->job->ibs[ib_idx].ptr[idx];
521}
522
523static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
524 uint32_t ib_idx, int idx,
525 uint32_t value)
526{
527 p->job->ibs[ib_idx].ptr[idx] = value;
528}
529
530/*
531 * Writeback
532 */
533#define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */
534
535struct amdgpu_wb {
536 struct amdgpu_bo *wb_obj;
537 volatile uint32_t *wb;
538 uint64_t gpu_addr;
539 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
540 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
541};
542
543int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
544void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
545
546/*
547 * Benchmarking
548 */
549void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
550
551
552/*
553 * Testing
554 */
555void amdgpu_test_moves(struct amdgpu_device *adev);
556
557/*
558 * ASIC specific register table accessible by UMD
559 */
560struct amdgpu_allowed_register_entry {
561 uint32_t reg_offset;
562 bool grbm_indexed;
563};
564
565enum amd_reset_method {
566 AMD_RESET_METHOD_LEGACY = 0,
567 AMD_RESET_METHOD_MODE0,
568 AMD_RESET_METHOD_MODE1,
569 AMD_RESET_METHOD_MODE2,
570 AMD_RESET_METHOD_BACO
571};
572
573/*
574 * ASIC specific functions.
575 */
576struct amdgpu_asic_funcs {
577 bool (*read_disabled_bios)(struct amdgpu_device *adev);
578 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
579 u8 *bios, u32 length_bytes);
580 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
581 u32 sh_num, u32 reg_offset, u32 *value);
582 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
583 int (*reset)(struct amdgpu_device *adev);
584 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
585 /* get the reference clock */
586 u32 (*get_xclk)(struct amdgpu_device *adev);
587 /* MM block clocks */
588 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
589 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
590 /* static power management */
591 int (*get_pcie_lanes)(struct amdgpu_device *adev);
592 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
593 /* get config memsize register */
594 u32 (*get_config_memsize)(struct amdgpu_device *adev);
595 /* flush hdp write queue */
596 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
597 /* invalidate hdp read cache */
598 void (*invalidate_hdp)(struct amdgpu_device *adev,
599 struct amdgpu_ring *ring);
600 void (*reset_hdp_ras_error_count)(struct amdgpu_device *adev);
601 /* check if the asic needs a full reset of if soft reset will work */
602 bool (*need_full_reset)(struct amdgpu_device *adev);
603 /* initialize doorbell layout for specific asic*/
604 void (*init_doorbell_index)(struct amdgpu_device *adev);
605 /* PCIe bandwidth usage */
606 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
607 uint64_t *count1);
608 /* do we need to reset the asic at init time (e.g., kexec) */
609 bool (*need_reset_on_init)(struct amdgpu_device *adev);
610 /* PCIe replay counter */
611 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
612 /* device supports BACO */
613 bool (*supports_baco)(struct amdgpu_device *adev);
614};
615
616/*
617 * IOCTL.
618 */
619int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
620 struct drm_file *filp);
621
622int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
623int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
624 struct drm_file *filp);
625int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
626int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
627 struct drm_file *filp);
628
629/* VRAM scratch page for HDP bug, default vram page */
630struct amdgpu_vram_scratch {
631 struct amdgpu_bo *robj;
632 volatile uint32_t *ptr;
633 u64 gpu_addr;
634};
635
636/*
637 * ACPI
638 */
639struct amdgpu_atcs_functions {
640 bool get_ext_state;
641 bool pcie_perf_req;
642 bool pcie_dev_rdy;
643 bool pcie_bus_width;
644};
645
646struct amdgpu_atcs {
647 struct amdgpu_atcs_functions functions;
648};
649
650/*
651 * Firmware VRAM reservation
652 */
653struct amdgpu_fw_vram_usage {
654 u64 start_offset;
655 u64 size;
656 struct amdgpu_bo *reserved_bo;
657 void *va;
658};
659
660/*
661 * CGS
662 */
663struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
664void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
665
666/*
667 * Core structure, functions and helpers.
668 */
669typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
670typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
671
672typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
673typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
674
675typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
676typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
677
678struct amdgpu_mmio_remap {
679 u32 reg_offset;
680 resource_size_t bus_addr;
681};
682
683/* Define the HW IP blocks will be used in driver , add more if necessary */
684enum amd_hw_ip_block_type {
685 GC_HWIP = 1,
686 HDP_HWIP,
687 SDMA0_HWIP,
688 SDMA1_HWIP,
689 SDMA2_HWIP,
690 SDMA3_HWIP,
691 SDMA4_HWIP,
692 SDMA5_HWIP,
693 SDMA6_HWIP,
694 SDMA7_HWIP,
695 MMHUB_HWIP,
696 ATHUB_HWIP,
697 NBIO_HWIP,
698 MP0_HWIP,
699 MP1_HWIP,
700 UVD_HWIP,
701 VCN_HWIP = UVD_HWIP,
702 JPEG_HWIP = VCN_HWIP,
703 VCE_HWIP,
704 DF_HWIP,
705 DCE_HWIP,
706 OSSSYS_HWIP,
707 SMUIO_HWIP,
708 PWR_HWIP,
709 NBIF_HWIP,
710 THM_HWIP,
711 CLK_HWIP,
712 UMC_HWIP,
713 RSMU_HWIP,
714 MAX_HWIP
715};
716
717#define HWIP_MAX_INSTANCE 8
718
719struct amd_powerplay {
720 void *pp_handle;
721 const struct amd_pm_funcs *pp_funcs;
722};
723
724#define AMDGPU_RESET_MAGIC_NUM 64
725#define AMDGPU_MAX_DF_PERFMONS 4
726struct amdgpu_device {
727 struct device *dev;
728 struct drm_device *ddev;
729 struct pci_dev *pdev;
730
731#ifdef CONFIG_DRM_AMD_ACP
732 struct amdgpu_acp acp;
733#endif
734
735 /* ASIC */
736 enum amd_asic_type asic_type;
737 uint32_t family;
738 uint32_t rev_id;
739 uint32_t external_rev_id;
740 unsigned long flags;
741 unsigned long apu_flags;
742 int usec_timeout;
743 const struct amdgpu_asic_funcs *asic_funcs;
744 bool shutdown;
745 bool need_swiotlb;
746 bool accel_working;
747 struct notifier_block acpi_nb;
748 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
749 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
750 unsigned debugfs_count;
751#if defined(CONFIG_DEBUG_FS)
752 struct dentry *debugfs_preempt;
753 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
754#endif
755 struct amdgpu_atif *atif;
756 struct amdgpu_atcs atcs;
757 struct mutex srbm_mutex;
758 /* GRBM index mutex. Protects concurrent access to GRBM index */
759 struct mutex grbm_idx_mutex;
760 struct dev_pm_domain vga_pm_domain;
761 bool have_disp_power_ref;
762 bool have_atomics_support;
763
764 /* BIOS */
765 bool is_atom_fw;
766 uint8_t *bios;
767 uint32_t bios_size;
768 struct amdgpu_bo *stolen_vga_memory;
769 uint32_t bios_scratch_reg_offset;
770 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
771
772 /* Register/doorbell mmio */
773 resource_size_t rmmio_base;
774 resource_size_t rmmio_size;
775 void __iomem *rmmio;
776 /* protects concurrent MM_INDEX/DATA based register access */
777 spinlock_t mmio_idx_lock;
778 struct amdgpu_mmio_remap rmmio_remap;
779 /* protects concurrent SMC based register access */
780 spinlock_t smc_idx_lock;
781 amdgpu_rreg_t smc_rreg;
782 amdgpu_wreg_t smc_wreg;
783 /* protects concurrent PCIE register access */
784 spinlock_t pcie_idx_lock;
785 amdgpu_rreg_t pcie_rreg;
786 amdgpu_wreg_t pcie_wreg;
787 amdgpu_rreg_t pciep_rreg;
788 amdgpu_wreg_t pciep_wreg;
789 amdgpu_rreg64_t pcie_rreg64;
790 amdgpu_wreg64_t pcie_wreg64;
791 /* protects concurrent UVD register access */
792 spinlock_t uvd_ctx_idx_lock;
793 amdgpu_rreg_t uvd_ctx_rreg;
794 amdgpu_wreg_t uvd_ctx_wreg;
795 /* protects concurrent DIDT register access */
796 spinlock_t didt_idx_lock;
797 amdgpu_rreg_t didt_rreg;
798 amdgpu_wreg_t didt_wreg;
799 /* protects concurrent gc_cac register access */
800 spinlock_t gc_cac_idx_lock;
801 amdgpu_rreg_t gc_cac_rreg;
802 amdgpu_wreg_t gc_cac_wreg;
803 /* protects concurrent se_cac register access */
804 spinlock_t se_cac_idx_lock;
805 amdgpu_rreg_t se_cac_rreg;
806 amdgpu_wreg_t se_cac_wreg;
807 /* protects concurrent ENDPOINT (audio) register access */
808 spinlock_t audio_endpt_idx_lock;
809 amdgpu_block_rreg_t audio_endpt_rreg;
810 amdgpu_block_wreg_t audio_endpt_wreg;
811 void __iomem *rio_mem;
812 resource_size_t rio_mem_size;
813 struct amdgpu_doorbell doorbell;
814
815 /* clock/pll info */
816 struct amdgpu_clock clock;
817
818 /* MC */
819 struct amdgpu_gmc gmc;
820 struct amdgpu_gart gart;
821 dma_addr_t dummy_page_addr;
822 struct amdgpu_vm_manager vm_manager;
823 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
824 unsigned num_vmhubs;
825
826 /* memory management */
827 struct amdgpu_mman mman;
828 struct amdgpu_vram_scratch vram_scratch;
829 struct amdgpu_wb wb;
830 atomic64_t num_bytes_moved;
831 atomic64_t num_evictions;
832 atomic64_t num_vram_cpu_page_faults;
833 atomic_t gpu_reset_counter;
834 atomic_t vram_lost_counter;
835
836 /* data for buffer migration throttling */
837 struct {
838 spinlock_t lock;
839 s64 last_update_us;
840 s64 accum_us; /* accumulated microseconds */
841 s64 accum_us_vis; /* for visible VRAM */
842 u32 log2_max_MBps;
843 } mm_stats;
844
845 /* display */
846 bool enable_virtual_display;
847 struct amdgpu_mode_info mode_info;
848 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
849 struct work_struct hotplug_work;
850 struct amdgpu_irq_src crtc_irq;
851 struct amdgpu_irq_src vupdate_irq;
852 struct amdgpu_irq_src pageflip_irq;
853 struct amdgpu_irq_src hpd_irq;
854
855 /* rings */
856 u64 fence_context;
857 unsigned num_rings;
858 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
859 bool ib_pool_ready;
860 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
861 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
862
863 /* interrupts */
864 struct amdgpu_irq irq;
865
866 /* powerplay */
867 struct amd_powerplay powerplay;
868 bool pp_force_state_enabled;
869
870 /* smu */
871 struct smu_context smu;
872
873 /* dpm */
874 struct amdgpu_pm pm;
875 u32 cg_flags;
876 u32 pg_flags;
877
878 /* nbio */
879 struct amdgpu_nbio nbio;
880
881 /* mmhub */
882 struct amdgpu_mmhub mmhub;
883
884 /* gfx */
885 struct amdgpu_gfx gfx;
886
887 /* sdma */
888 struct amdgpu_sdma sdma;
889
890 /* uvd */
891 struct amdgpu_uvd uvd;
892
893 /* vce */
894 struct amdgpu_vce vce;
895
896 /* vcn */
897 struct amdgpu_vcn vcn;
898
899 /* jpeg */
900 struct amdgpu_jpeg jpeg;
901
902 /* firmwares */
903 struct amdgpu_firmware firmware;
904
905 /* PSP */
906 struct psp_context psp;
907
908 /* GDS */
909 struct amdgpu_gds gds;
910
911 /* KFD */
912 struct amdgpu_kfd_dev kfd;
913
914 /* UMC */
915 struct amdgpu_umc umc;
916
917 /* display related functionality */
918 struct amdgpu_display_manager dm;
919
920 /* discovery */
921 uint8_t *discovery_bin;
922 uint32_t discovery_tmr_size;
923 struct amdgpu_bo *discovery_memory;
924
925 /* mes */
926 bool enable_mes;
927 struct amdgpu_mes mes;
928
929 /* df */
930 struct amdgpu_df df;
931
932 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
933 int num_ip_blocks;
934 struct mutex mn_lock;
935 DECLARE_HASHTABLE(mn_hash, 7);
936
937 /* tracking pinned memory */
938 atomic64_t vram_pin_size;
939 atomic64_t visible_pin_size;
940 atomic64_t gart_pin_size;
941
942 /* soc15 register offset based on ip, instance and segment */
943 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
944
945 /* delayed work_func for deferring clockgating during resume */
946 struct delayed_work delayed_init_work;
947
948 struct amdgpu_virt virt;
949 /* firmware VRAM reservation */
950 struct amdgpu_fw_vram_usage fw_vram_usage;
951
952 /* link all shadow bo */
953 struct list_head shadow_list;
954 struct mutex shadow_list_lock;
955
956 /* record hw reset is performed */
957 bool has_hw_reset;
958 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
959
960 /* s3/s4 mask */
961 bool in_suspend;
962 bool in_hibernate;
963
964 bool in_gpu_reset;
965 enum pp_mp1_state mp1_state;
966 struct mutex lock_reset;
967 struct amdgpu_doorbell_index doorbell_index;
968
969 struct mutex notifier_lock;
970
971 int asic_reset_res;
972 struct work_struct xgmi_reset_work;
973
974 long gfx_timeout;
975 long sdma_timeout;
976 long video_timeout;
977 long compute_timeout;
978
979 uint64_t unique_id;
980 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
981
982 /* enable runtime pm on the device */
983 bool runpm;
984 bool in_runpm;
985
986 bool pm_sysfs_en;
987 bool ucode_sysfs_en;
988
989 /* Chip product information */
990 char product_number[16];
991 char product_name[32];
992 char serial[20];
993
994 struct amdgpu_autodump autodump;
995
996 atomic_t throttling_logging_enabled;
997 struct ratelimit_state throttling_logging_rs;
998};
999
1000static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1001{
1002 return container_of(bdev, struct amdgpu_device, mman.bdev);
1003}
1004
1005int amdgpu_device_init(struct amdgpu_device *adev,
1006 struct drm_device *ddev,
1007 struct pci_dev *pdev,
1008 uint32_t flags);
1009void amdgpu_device_fini(struct amdgpu_device *adev);
1010int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1011
1012void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1013 uint32_t *buf, size_t size, bool write);
1014uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
1015 uint32_t acc_flags);
1016void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
1017 uint32_t acc_flags);
1018void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
1019 uint32_t acc_flags);
1020void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1021uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1022
1023u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1024void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1025
1026bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1027bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1028
1029int emu_soc_asic_init(struct amdgpu_device *adev);
1030
1031/*
1032 * Registers read & write functions.
1033 */
1034#define AMDGPU_REGS_NO_KIQ (1<<1)
1035
1036#define RREG32_NO_KIQ(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1037#define WREG32_NO_KIQ(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1038
1039#define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1040#define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1041
1042#define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1043#define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1044
1045#define RREG32(reg) amdgpu_mm_rreg(adev, (reg), 0)
1046#define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), 0))
1047#define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), 0)
1048#define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1049#define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1050#define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1051#define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1052#define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1053#define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1054#define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1055#define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1056#define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1057#define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1058#define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1059#define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1060#define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1061#define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1062#define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1063#define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1064#define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1065#define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1066#define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1067#define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1068#define WREG32_P(reg, val, mask) \
1069 do { \
1070 uint32_t tmp_ = RREG32(reg); \
1071 tmp_ &= (mask); \
1072 tmp_ |= ((val) & ~(mask)); \
1073 WREG32(reg, tmp_); \
1074 } while (0)
1075#define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1076#define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1077#define WREG32_PLL_P(reg, val, mask) \
1078 do { \
1079 uint32_t tmp_ = RREG32_PLL(reg); \
1080 tmp_ &= (mask); \
1081 tmp_ |= ((val) & ~(mask)); \
1082 WREG32_PLL(reg, tmp_); \
1083 } while (0)
1084
1085#define WREG32_SMC_P(_Reg, _Val, _Mask) \
1086 do { \
1087 u32 tmp = RREG32_SMC(_Reg); \
1088 tmp &= (_Mask); \
1089 tmp |= ((_Val) & ~(_Mask)); \
1090 WREG32_SMC(_Reg, tmp); \
1091 } while (0)
1092
1093#define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
1094#define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1095#define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1096
1097#define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1098#define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1099
1100#define REG_SET_FIELD(orig_val, reg, field, field_val) \
1101 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1102 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1103
1104#define REG_GET_FIELD(value, reg, field) \
1105 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1106
1107#define WREG32_FIELD(reg, field, val) \
1108 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1109
1110#define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1111 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1112
1113/*
1114 * BIOS helpers.
1115 */
1116#define RBIOS8(i) (adev->bios[i])
1117#define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1118#define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1119
1120/*
1121 * ASICs macro.
1122 */
1123#define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1124#define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1125#define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1126#define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1127#define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1128#define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1129#define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1130#define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1131#define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1132#define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1133#define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1134#define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1135#define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1136#define amdgpu_asic_flush_hdp(adev, r) (adev)->asic_funcs->flush_hdp((adev), (r))
1137#define amdgpu_asic_invalidate_hdp(adev, r) (adev)->asic_funcs->invalidate_hdp((adev), (r))
1138#define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1139#define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1140#define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1141#define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1142#define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1143#define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1144
1145#define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1146
1147/* Common functions */
1148bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1149int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1150 struct amdgpu_job* job);
1151void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1152bool amdgpu_device_need_post(struct amdgpu_device *adev);
1153
1154void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1155 u64 num_vis_bytes);
1156int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1157void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1158 const u32 *registers,
1159 const u32 array_size);
1160
1161bool amdgpu_device_supports_boco(struct drm_device *dev);
1162bool amdgpu_device_supports_baco(struct drm_device *dev);
1163bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1164 struct amdgpu_device *peer_adev);
1165int amdgpu_device_baco_enter(struct drm_device *dev);
1166int amdgpu_device_baco_exit(struct drm_device *dev);
1167
1168/* atpx handler */
1169#if defined(CONFIG_VGA_SWITCHEROO)
1170void amdgpu_register_atpx_handler(void);
1171void amdgpu_unregister_atpx_handler(void);
1172bool amdgpu_has_atpx_dgpu_power_cntl(void);
1173bool amdgpu_is_atpx_hybrid(void);
1174bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1175bool amdgpu_has_atpx(void);
1176#else
1177static inline void amdgpu_register_atpx_handler(void) {}
1178static inline void amdgpu_unregister_atpx_handler(void) {}
1179static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1180static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1181static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1182static inline bool amdgpu_has_atpx(void) { return false; }
1183#endif
1184
1185#if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1186void *amdgpu_atpx_get_dhandle(void);
1187#else
1188static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1189#endif
1190
1191/*
1192 * KMS
1193 */
1194extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1195extern const int amdgpu_max_kms_ioctl;
1196
1197int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
1198void amdgpu_driver_unload_kms(struct drm_device *dev);
1199void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1200int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1201void amdgpu_driver_postclose_kms(struct drm_device *dev,
1202 struct drm_file *file_priv);
1203int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1204int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1205int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1206u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1207int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1208void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1209long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1210 unsigned long arg);
1211
1212/*
1213 * functions used by amdgpu_encoder.c
1214 */
1215struct amdgpu_afmt_acr {
1216 u32 clock;
1217
1218 int n_32khz;
1219 int cts_32khz;
1220
1221 int n_44_1khz;
1222 int cts_44_1khz;
1223
1224 int n_48khz;
1225 int cts_48khz;
1226
1227};
1228
1229struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1230
1231/* amdgpu_acpi.c */
1232#if defined(CONFIG_ACPI)
1233int amdgpu_acpi_init(struct amdgpu_device *adev);
1234void amdgpu_acpi_fini(struct amdgpu_device *adev);
1235bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1236int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1237 u8 perf_req, bool advertise);
1238int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1239
1240void amdgpu_acpi_get_backlight_caps(struct amdgpu_device *adev,
1241 struct amdgpu_dm_backlight_caps *caps);
1242#else
1243static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1244static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1245#endif
1246
1247int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1248 uint64_t addr, struct amdgpu_bo **bo,
1249 struct amdgpu_bo_va_mapping **mapping);
1250
1251#if defined(CONFIG_DRM_AMD_DC)
1252int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1253#else
1254static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1255#endif
1256
1257
1258void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1259void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1260
1261#include "amdgpu_object.h"
1262
1263/* used by df_v3_6.c and amdgpu_pmu.c */
1264#define AMDGPU_PMU_ATTR(_name, _object) \
1265static ssize_t \
1266_name##_show(struct device *dev, \
1267 struct device_attribute *attr, \
1268 char *page) \
1269{ \
1270 BUILD_BUG_ON(sizeof(_object) >= PAGE_SIZE - 1); \
1271 return sprintf(page, _object "\n"); \
1272} \
1273 \
1274static struct device_attribute pmu_attr_##_name = __ATTR_RO(_name)
1275
1276static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1277{
1278 return adev->gmc.tmz_enabled;
1279}
1280
1281#endif
1/*
2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
5 *
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:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
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.
23 *
24 * Authors: Dave Airlie
25 * Alex Deucher
26 * Jerome Glisse
27 */
28#ifndef __AMDGPU_H__
29#define __AMDGPU_H__
30
31#ifdef pr_fmt
32#undef pr_fmt
33#endif
34
35#define pr_fmt(fmt) "amdgpu: " fmt
36
37#ifdef dev_fmt
38#undef dev_fmt
39#endif
40
41#define dev_fmt(fmt) "amdgpu: " fmt
42
43#include "amdgpu_ctx.h"
44
45#include <linux/atomic.h>
46#include <linux/wait.h>
47#include <linux/list.h>
48#include <linux/kref.h>
49#include <linux/rbtree.h>
50#include <linux/hashtable.h>
51#include <linux/dma-fence.h>
52#include <linux/pci.h>
53#include <linux/aer.h>
54
55#include <drm/ttm/ttm_bo_api.h>
56#include <drm/ttm/ttm_bo_driver.h>
57#include <drm/ttm/ttm_placement.h>
58#include <drm/ttm/ttm_execbuf_util.h>
59
60#include <drm/amdgpu_drm.h>
61#include <drm/drm_gem.h>
62#include <drm/drm_ioctl.h>
63
64#include <kgd_kfd_interface.h>
65#include "dm_pp_interface.h"
66#include "kgd_pp_interface.h"
67
68#include "amd_shared.h"
69#include "amdgpu_mode.h"
70#include "amdgpu_ih.h"
71#include "amdgpu_irq.h"
72#include "amdgpu_ucode.h"
73#include "amdgpu_ttm.h"
74#include "amdgpu_psp.h"
75#include "amdgpu_gds.h"
76#include "amdgpu_sync.h"
77#include "amdgpu_ring.h"
78#include "amdgpu_vm.h"
79#include "amdgpu_dpm.h"
80#include "amdgpu_acp.h"
81#include "amdgpu_uvd.h"
82#include "amdgpu_vce.h"
83#include "amdgpu_vcn.h"
84#include "amdgpu_jpeg.h"
85#include "amdgpu_gmc.h"
86#include "amdgpu_gfx.h"
87#include "amdgpu_sdma.h"
88#include "amdgpu_lsdma.h"
89#include "amdgpu_nbio.h"
90#include "amdgpu_hdp.h"
91#include "amdgpu_dm.h"
92#include "amdgpu_virt.h"
93#include "amdgpu_csa.h"
94#include "amdgpu_mes_ctx.h"
95#include "amdgpu_gart.h"
96#include "amdgpu_debugfs.h"
97#include "amdgpu_job.h"
98#include "amdgpu_bo_list.h"
99#include "amdgpu_gem.h"
100#include "amdgpu_doorbell.h"
101#include "amdgpu_amdkfd.h"
102#include "amdgpu_discovery.h"
103#include "amdgpu_mes.h"
104#include "amdgpu_umc.h"
105#include "amdgpu_mmhub.h"
106#include "amdgpu_gfxhub.h"
107#include "amdgpu_df.h"
108#include "amdgpu_smuio.h"
109#include "amdgpu_fdinfo.h"
110#include "amdgpu_mca.h"
111#include "amdgpu_ras.h"
112
113#define MAX_GPU_INSTANCE 16
114
115struct amdgpu_gpu_instance
116{
117 struct amdgpu_device *adev;
118 int mgpu_fan_enabled;
119};
120
121struct amdgpu_mgpu_info
122{
123 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE];
124 struct mutex mutex;
125 uint32_t num_gpu;
126 uint32_t num_dgpu;
127 uint32_t num_apu;
128
129 /* delayed reset_func for XGMI configuration if necessary */
130 struct delayed_work delayed_reset_work;
131 bool pending_reset;
132};
133
134enum amdgpu_ss {
135 AMDGPU_SS_DRV_LOAD,
136 AMDGPU_SS_DEV_D0,
137 AMDGPU_SS_DEV_D3,
138 AMDGPU_SS_DRV_UNLOAD
139};
140
141struct amdgpu_watchdog_timer
142{
143 bool timeout_fatal_disable;
144 uint32_t period; /* maxCycles = (1 << period), the number of cycles before a timeout */
145};
146
147#define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256
148
149/*
150 * Modules parameters.
151 */
152extern int amdgpu_modeset;
153extern int amdgpu_vram_limit;
154extern int amdgpu_vis_vram_limit;
155extern int amdgpu_gart_size;
156extern int amdgpu_gtt_size;
157extern int amdgpu_moverate;
158extern int amdgpu_audio;
159extern int amdgpu_disp_priority;
160extern int amdgpu_hw_i2c;
161extern int amdgpu_pcie_gen2;
162extern int amdgpu_msi;
163extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
164extern int amdgpu_dpm;
165extern int amdgpu_fw_load_type;
166extern int amdgpu_aspm;
167extern int amdgpu_runtime_pm;
168extern uint amdgpu_ip_block_mask;
169extern int amdgpu_bapm;
170extern int amdgpu_deep_color;
171extern int amdgpu_vm_size;
172extern int amdgpu_vm_block_size;
173extern int amdgpu_vm_fragment_size;
174extern int amdgpu_vm_fault_stop;
175extern int amdgpu_vm_debug;
176extern int amdgpu_vm_update_mode;
177extern int amdgpu_exp_hw_support;
178extern int amdgpu_dc;
179extern int amdgpu_sched_jobs;
180extern int amdgpu_sched_hw_submission;
181extern uint amdgpu_pcie_gen_cap;
182extern uint amdgpu_pcie_lane_cap;
183extern u64 amdgpu_cg_mask;
184extern uint amdgpu_pg_mask;
185extern uint amdgpu_sdma_phase_quantum;
186extern char *amdgpu_disable_cu;
187extern char *amdgpu_virtual_display;
188extern uint amdgpu_pp_feature_mask;
189extern uint amdgpu_force_long_training;
190extern int amdgpu_job_hang_limit;
191extern int amdgpu_lbpw;
192extern int amdgpu_compute_multipipe;
193extern int amdgpu_gpu_recovery;
194extern int amdgpu_emu_mode;
195extern uint amdgpu_smu_memory_pool_size;
196extern int amdgpu_smu_pptable_id;
197extern uint amdgpu_dc_feature_mask;
198extern uint amdgpu_freesync_vid_mode;
199extern uint amdgpu_dc_debug_mask;
200extern uint amdgpu_dc_visual_confirm;
201extern uint amdgpu_dm_abm_level;
202extern int amdgpu_backlight;
203extern struct amdgpu_mgpu_info mgpu_info;
204extern int amdgpu_ras_enable;
205extern uint amdgpu_ras_mask;
206extern int amdgpu_bad_page_threshold;
207extern bool amdgpu_ignore_bad_page_threshold;
208extern struct amdgpu_watchdog_timer amdgpu_watchdog_timer;
209extern int amdgpu_async_gfx_ring;
210extern int amdgpu_mcbp;
211extern int amdgpu_discovery;
212extern int amdgpu_mes;
213extern int amdgpu_mes_kiq;
214extern int amdgpu_noretry;
215extern int amdgpu_force_asic_type;
216extern int amdgpu_smartshift_bias;
217extern int amdgpu_use_xgmi_p2p;
218#ifdef CONFIG_HSA_AMD
219extern int sched_policy;
220extern bool debug_evictions;
221extern bool no_system_mem_limit;
222extern int halt_if_hws_hang;
223#else
224static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS;
225static const bool __maybe_unused debug_evictions; /* = false */
226static const bool __maybe_unused no_system_mem_limit;
227static const int __maybe_unused halt_if_hws_hang;
228#endif
229#ifdef CONFIG_HSA_AMD_P2P
230extern bool pcie_p2p;
231#endif
232
233extern int amdgpu_tmz;
234extern int amdgpu_reset_method;
235
236#ifdef CONFIG_DRM_AMDGPU_SI
237extern int amdgpu_si_support;
238#endif
239#ifdef CONFIG_DRM_AMDGPU_CIK
240extern int amdgpu_cik_support;
241#endif
242extern int amdgpu_num_kcq;
243
244#define AMDGPU_VCNFW_LOG_SIZE (32 * 1024)
245extern int amdgpu_vcnfw_log;
246extern int amdgpu_sg_display;
247
248#define AMDGPU_VM_MAX_NUM_CTX 4096
249#define AMDGPU_SG_THRESHOLD (256*1024*1024)
250#define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
251#define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
252#define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
253#define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
254#define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
255#define AMDGPUFB_CONN_LIMIT 4
256#define AMDGPU_BIOS_NUM_SCRATCH 16
257
258#define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */
259
260/* hard reset data */
261#define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
262
263/* reset flags */
264#define AMDGPU_RESET_GFX (1 << 0)
265#define AMDGPU_RESET_COMPUTE (1 << 1)
266#define AMDGPU_RESET_DMA (1 << 2)
267#define AMDGPU_RESET_CP (1 << 3)
268#define AMDGPU_RESET_GRBM (1 << 4)
269#define AMDGPU_RESET_DMA1 (1 << 5)
270#define AMDGPU_RESET_RLC (1 << 6)
271#define AMDGPU_RESET_SEM (1 << 7)
272#define AMDGPU_RESET_IH (1 << 8)
273#define AMDGPU_RESET_VMC (1 << 9)
274#define AMDGPU_RESET_MC (1 << 10)
275#define AMDGPU_RESET_DISPLAY (1 << 11)
276#define AMDGPU_RESET_UVD (1 << 12)
277#define AMDGPU_RESET_VCE (1 << 13)
278#define AMDGPU_RESET_VCE1 (1 << 14)
279
280/* max cursor sizes (in pixels) */
281#define CIK_CURSOR_WIDTH 128
282#define CIK_CURSOR_HEIGHT 128
283
284/* smart shift bias level limits */
285#define AMDGPU_SMARTSHIFT_MAX_BIAS (100)
286#define AMDGPU_SMARTSHIFT_MIN_BIAS (-100)
287
288struct amdgpu_device;
289struct amdgpu_irq_src;
290struct amdgpu_fpriv;
291struct amdgpu_bo_va_mapping;
292struct kfd_vm_fault_info;
293struct amdgpu_hive_info;
294struct amdgpu_reset_context;
295struct amdgpu_reset_control;
296
297enum amdgpu_cp_irq {
298 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
299 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
300 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
301 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
302 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
303 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
304 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
305 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
306 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
307 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
308
309 AMDGPU_CP_IRQ_LAST
310};
311
312enum amdgpu_thermal_irq {
313 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
314 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
315
316 AMDGPU_THERMAL_IRQ_LAST
317};
318
319enum amdgpu_kiq_irq {
320 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
321 AMDGPU_CP_KIQ_IRQ_LAST
322};
323#define SRIOV_USEC_TIMEOUT 1200000 /* wait 12 * 100ms for SRIOV */
324#define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
325#define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
326#define MAX_KIQ_REG_TRY 1000
327
328int amdgpu_device_ip_set_clockgating_state(void *dev,
329 enum amd_ip_block_type block_type,
330 enum amd_clockgating_state state);
331int amdgpu_device_ip_set_powergating_state(void *dev,
332 enum amd_ip_block_type block_type,
333 enum amd_powergating_state state);
334void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
335 u64 *flags);
336int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
337 enum amd_ip_block_type block_type);
338bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
339 enum amd_ip_block_type block_type);
340
341#define AMDGPU_MAX_IP_NUM 16
342
343struct amdgpu_ip_block_status {
344 bool valid;
345 bool sw;
346 bool hw;
347 bool late_initialized;
348 bool hang;
349};
350
351struct amdgpu_ip_block_version {
352 const enum amd_ip_block_type type;
353 const u32 major;
354 const u32 minor;
355 const u32 rev;
356 const struct amd_ip_funcs *funcs;
357};
358
359#define HW_REV(_Major, _Minor, _Rev) \
360 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev)))
361
362struct amdgpu_ip_block {
363 struct amdgpu_ip_block_status status;
364 const struct amdgpu_ip_block_version *version;
365};
366
367int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
368 enum amd_ip_block_type type,
369 u32 major, u32 minor);
370
371struct amdgpu_ip_block *
372amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
373 enum amd_ip_block_type type);
374
375int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
376 const struct amdgpu_ip_block_version *ip_block_version);
377
378/*
379 * BIOS.
380 */
381bool amdgpu_get_bios(struct amdgpu_device *adev);
382bool amdgpu_read_bios(struct amdgpu_device *adev);
383bool amdgpu_soc15_read_bios_from_rom(struct amdgpu_device *adev,
384 u8 *bios, u32 length_bytes);
385/*
386 * Clocks
387 */
388
389#define AMDGPU_MAX_PPLL 3
390
391struct amdgpu_clock {
392 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
393 struct amdgpu_pll spll;
394 struct amdgpu_pll mpll;
395 /* 10 Khz units */
396 uint32_t default_mclk;
397 uint32_t default_sclk;
398 uint32_t default_dispclk;
399 uint32_t current_dispclk;
400 uint32_t dp_extclk;
401 uint32_t max_pixel_clock;
402};
403
404/* sub-allocation manager, it has to be protected by another lock.
405 * By conception this is an helper for other part of the driver
406 * like the indirect buffer or semaphore, which both have their
407 * locking.
408 *
409 * Principe is simple, we keep a list of sub allocation in offset
410 * order (first entry has offset == 0, last entry has the highest
411 * offset).
412 *
413 * When allocating new object we first check if there is room at
414 * the end total_size - (last_object_offset + last_object_size) >=
415 * alloc_size. If so we allocate new object there.
416 *
417 * When there is not enough room at the end, we start waiting for
418 * each sub object until we reach object_offset+object_size >=
419 * alloc_size, this object then become the sub object we return.
420 *
421 * Alignment can't be bigger than page size.
422 *
423 * Hole are not considered for allocation to keep things simple.
424 * Assumption is that there won't be hole (all object on same
425 * alignment).
426 */
427
428#define AMDGPU_SA_NUM_FENCE_LISTS 32
429
430struct amdgpu_sa_manager {
431 wait_queue_head_t wq;
432 struct amdgpu_bo *bo;
433 struct list_head *hole;
434 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
435 struct list_head olist;
436 unsigned size;
437 uint64_t gpu_addr;
438 void *cpu_ptr;
439 uint32_t domain;
440 uint32_t align;
441};
442
443/* sub-allocation buffer */
444struct amdgpu_sa_bo {
445 struct list_head olist;
446 struct list_head flist;
447 struct amdgpu_sa_manager *manager;
448 unsigned soffset;
449 unsigned eoffset;
450 struct dma_fence *fence;
451};
452
453int amdgpu_fence_slab_init(void);
454void amdgpu_fence_slab_fini(void);
455
456/*
457 * IRQS.
458 */
459
460struct amdgpu_flip_work {
461 struct delayed_work flip_work;
462 struct work_struct unpin_work;
463 struct amdgpu_device *adev;
464 int crtc_id;
465 u32 target_vblank;
466 uint64_t base;
467 struct drm_pending_vblank_event *event;
468 struct amdgpu_bo *old_abo;
469 unsigned shared_count;
470 struct dma_fence **shared;
471 struct dma_fence_cb cb;
472 bool async;
473};
474
475
476/*
477 * file private structure
478 */
479
480struct amdgpu_fpriv {
481 struct amdgpu_vm vm;
482 struct amdgpu_bo_va *prt_va;
483 struct amdgpu_bo_va *csa_va;
484 struct mutex bo_list_lock;
485 struct idr bo_list_handles;
486 struct amdgpu_ctx_mgr ctx_mgr;
487};
488
489int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
490
491/*
492 * Writeback
493 */
494#define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */
495
496struct amdgpu_wb {
497 struct amdgpu_bo *wb_obj;
498 volatile uint32_t *wb;
499 uint64_t gpu_addr;
500 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
501 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
502};
503
504int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
505void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
506
507/*
508 * Benchmarking
509 */
510int amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
511
512/*
513 * ASIC specific register table accessible by UMD
514 */
515struct amdgpu_allowed_register_entry {
516 uint32_t reg_offset;
517 bool grbm_indexed;
518};
519
520enum amd_reset_method {
521 AMD_RESET_METHOD_NONE = -1,
522 AMD_RESET_METHOD_LEGACY = 0,
523 AMD_RESET_METHOD_MODE0,
524 AMD_RESET_METHOD_MODE1,
525 AMD_RESET_METHOD_MODE2,
526 AMD_RESET_METHOD_BACO,
527 AMD_RESET_METHOD_PCI,
528};
529
530struct amdgpu_video_codec_info {
531 u32 codec_type;
532 u32 max_width;
533 u32 max_height;
534 u32 max_pixels_per_frame;
535 u32 max_level;
536};
537
538#define codec_info_build(type, width, height, level) \
539 .codec_type = type,\
540 .max_width = width,\
541 .max_height = height,\
542 .max_pixels_per_frame = height * width,\
543 .max_level = level,
544
545struct amdgpu_video_codecs {
546 const u32 codec_count;
547 const struct amdgpu_video_codec_info *codec_array;
548};
549
550/*
551 * ASIC specific functions.
552 */
553struct amdgpu_asic_funcs {
554 bool (*read_disabled_bios)(struct amdgpu_device *adev);
555 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
556 u8 *bios, u32 length_bytes);
557 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
558 u32 sh_num, u32 reg_offset, u32 *value);
559 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
560 int (*reset)(struct amdgpu_device *adev);
561 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
562 /* get the reference clock */
563 u32 (*get_xclk)(struct amdgpu_device *adev);
564 /* MM block clocks */
565 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
566 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
567 /* static power management */
568 int (*get_pcie_lanes)(struct amdgpu_device *adev);
569 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
570 /* get config memsize register */
571 u32 (*get_config_memsize)(struct amdgpu_device *adev);
572 /* flush hdp write queue */
573 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
574 /* invalidate hdp read cache */
575 void (*invalidate_hdp)(struct amdgpu_device *adev,
576 struct amdgpu_ring *ring);
577 /* check if the asic needs a full reset of if soft reset will work */
578 bool (*need_full_reset)(struct amdgpu_device *adev);
579 /* initialize doorbell layout for specific asic*/
580 void (*init_doorbell_index)(struct amdgpu_device *adev);
581 /* PCIe bandwidth usage */
582 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
583 uint64_t *count1);
584 /* do we need to reset the asic at init time (e.g., kexec) */
585 bool (*need_reset_on_init)(struct amdgpu_device *adev);
586 /* PCIe replay counter */
587 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
588 /* device supports BACO */
589 bool (*supports_baco)(struct amdgpu_device *adev);
590 /* pre asic_init quirks */
591 void (*pre_asic_init)(struct amdgpu_device *adev);
592 /* enter/exit umd stable pstate */
593 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
594 /* query video codecs */
595 int (*query_video_codecs)(struct amdgpu_device *adev, bool encode,
596 const struct amdgpu_video_codecs **codecs);
597};
598
599/*
600 * IOCTL.
601 */
602int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
603 struct drm_file *filp);
604
605int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
606int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
607 struct drm_file *filp);
608int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
609int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
610 struct drm_file *filp);
611
612/* VRAM scratch page for HDP bug, default vram page */
613struct amdgpu_vram_scratch {
614 struct amdgpu_bo *robj;
615 volatile uint32_t *ptr;
616 u64 gpu_addr;
617};
618
619/*
620 * CGS
621 */
622struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
623void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
624
625/*
626 * Core structure, functions and helpers.
627 */
628typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
629typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
630
631typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
632typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
633
634typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
635typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
636
637struct amdgpu_mmio_remap {
638 u32 reg_offset;
639 resource_size_t bus_addr;
640};
641
642/* Define the HW IP blocks will be used in driver , add more if necessary */
643enum amd_hw_ip_block_type {
644 GC_HWIP = 1,
645 HDP_HWIP,
646 SDMA0_HWIP,
647 SDMA1_HWIP,
648 SDMA2_HWIP,
649 SDMA3_HWIP,
650 SDMA4_HWIP,
651 SDMA5_HWIP,
652 SDMA6_HWIP,
653 SDMA7_HWIP,
654 LSDMA_HWIP,
655 MMHUB_HWIP,
656 ATHUB_HWIP,
657 NBIO_HWIP,
658 MP0_HWIP,
659 MP1_HWIP,
660 UVD_HWIP,
661 VCN_HWIP = UVD_HWIP,
662 JPEG_HWIP = VCN_HWIP,
663 VCN1_HWIP,
664 VCE_HWIP,
665 DF_HWIP,
666 DCE_HWIP,
667 OSSSYS_HWIP,
668 SMUIO_HWIP,
669 PWR_HWIP,
670 NBIF_HWIP,
671 THM_HWIP,
672 CLK_HWIP,
673 UMC_HWIP,
674 RSMU_HWIP,
675 XGMI_HWIP,
676 DCI_HWIP,
677 PCIE_HWIP,
678 MAX_HWIP
679};
680
681#define HWIP_MAX_INSTANCE 28
682
683#define HW_ID_MAX 300
684#define IP_VERSION(mj, mn, rv) (((mj) << 16) | ((mn) << 8) | (rv))
685#define IP_VERSION_MAJ(ver) ((ver) >> 16)
686#define IP_VERSION_MIN(ver) (((ver) >> 8) & 0xFF)
687#define IP_VERSION_REV(ver) ((ver) & 0xFF)
688
689struct amd_powerplay {
690 void *pp_handle;
691 const struct amd_pm_funcs *pp_funcs;
692};
693
694struct ip_discovery_top;
695
696/* polaris10 kickers */
697#define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
698 ((rid == 0xE3) || \
699 (rid == 0xE4) || \
700 (rid == 0xE5) || \
701 (rid == 0xE7) || \
702 (rid == 0xEF))) || \
703 ((did == 0x6FDF) && \
704 ((rid == 0xE7) || \
705 (rid == 0xEF) || \
706 (rid == 0xFF))))
707
708#define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \
709 ((rid == 0xE1) || \
710 (rid == 0xF7)))
711
712/* polaris11 kickers */
713#define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \
714 ((rid == 0xE0) || \
715 (rid == 0xE5))) || \
716 ((did == 0x67FF) && \
717 ((rid == 0xCF) || \
718 (rid == 0xEF) || \
719 (rid == 0xFF))))
720
721#define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \
722 ((rid == 0xE2)))
723
724/* polaris12 kickers */
725#define ASICID_IS_P23(did, rid) (((did == 0x6987) && \
726 ((rid == 0xC0) || \
727 (rid == 0xC1) || \
728 (rid == 0xC3) || \
729 (rid == 0xC7))) || \
730 ((did == 0x6981) && \
731 ((rid == 0x00) || \
732 (rid == 0x01) || \
733 (rid == 0x10))))
734
735struct amdgpu_mqd_prop {
736 uint64_t mqd_gpu_addr;
737 uint64_t hqd_base_gpu_addr;
738 uint64_t rptr_gpu_addr;
739 uint64_t wptr_gpu_addr;
740 uint32_t queue_size;
741 bool use_doorbell;
742 uint32_t doorbell_index;
743 uint64_t eop_gpu_addr;
744 uint32_t hqd_pipe_priority;
745 uint32_t hqd_queue_priority;
746 bool hqd_active;
747};
748
749struct amdgpu_mqd {
750 unsigned mqd_size;
751 int (*init_mqd)(struct amdgpu_device *adev, void *mqd,
752 struct amdgpu_mqd_prop *p);
753};
754
755#define AMDGPU_RESET_MAGIC_NUM 64
756#define AMDGPU_MAX_DF_PERFMONS 4
757#define AMDGPU_PRODUCT_NAME_LEN 64
758struct amdgpu_reset_domain;
759
760struct amdgpu_device {
761 struct device *dev;
762 struct pci_dev *pdev;
763 struct drm_device ddev;
764
765#ifdef CONFIG_DRM_AMD_ACP
766 struct amdgpu_acp acp;
767#endif
768 struct amdgpu_hive_info *hive;
769 /* ASIC */
770 enum amd_asic_type asic_type;
771 uint32_t family;
772 uint32_t rev_id;
773 uint32_t external_rev_id;
774 unsigned long flags;
775 unsigned long apu_flags;
776 int usec_timeout;
777 const struct amdgpu_asic_funcs *asic_funcs;
778 bool shutdown;
779 bool need_swiotlb;
780 bool accel_working;
781 struct notifier_block acpi_nb;
782 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
783 struct debugfs_blob_wrapper debugfs_vbios_blob;
784 struct debugfs_blob_wrapper debugfs_discovery_blob;
785 struct mutex srbm_mutex;
786 /* GRBM index mutex. Protects concurrent access to GRBM index */
787 struct mutex grbm_idx_mutex;
788 struct dev_pm_domain vga_pm_domain;
789 bool have_disp_power_ref;
790 bool have_atomics_support;
791
792 /* BIOS */
793 bool is_atom_fw;
794 uint8_t *bios;
795 uint32_t bios_size;
796 uint32_t bios_scratch_reg_offset;
797 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
798
799 /* Register/doorbell mmio */
800 resource_size_t rmmio_base;
801 resource_size_t rmmio_size;
802 void __iomem *rmmio;
803 /* protects concurrent MM_INDEX/DATA based register access */
804 spinlock_t mmio_idx_lock;
805 struct amdgpu_mmio_remap rmmio_remap;
806 /* protects concurrent SMC based register access */
807 spinlock_t smc_idx_lock;
808 amdgpu_rreg_t smc_rreg;
809 amdgpu_wreg_t smc_wreg;
810 /* protects concurrent PCIE register access */
811 spinlock_t pcie_idx_lock;
812 amdgpu_rreg_t pcie_rreg;
813 amdgpu_wreg_t pcie_wreg;
814 amdgpu_rreg_t pciep_rreg;
815 amdgpu_wreg_t pciep_wreg;
816 amdgpu_rreg64_t pcie_rreg64;
817 amdgpu_wreg64_t pcie_wreg64;
818 /* protects concurrent UVD register access */
819 spinlock_t uvd_ctx_idx_lock;
820 amdgpu_rreg_t uvd_ctx_rreg;
821 amdgpu_wreg_t uvd_ctx_wreg;
822 /* protects concurrent DIDT register access */
823 spinlock_t didt_idx_lock;
824 amdgpu_rreg_t didt_rreg;
825 amdgpu_wreg_t didt_wreg;
826 /* protects concurrent gc_cac register access */
827 spinlock_t gc_cac_idx_lock;
828 amdgpu_rreg_t gc_cac_rreg;
829 amdgpu_wreg_t gc_cac_wreg;
830 /* protects concurrent se_cac register access */
831 spinlock_t se_cac_idx_lock;
832 amdgpu_rreg_t se_cac_rreg;
833 amdgpu_wreg_t se_cac_wreg;
834 /* protects concurrent ENDPOINT (audio) register access */
835 spinlock_t audio_endpt_idx_lock;
836 amdgpu_block_rreg_t audio_endpt_rreg;
837 amdgpu_block_wreg_t audio_endpt_wreg;
838 struct amdgpu_doorbell doorbell;
839
840 /* clock/pll info */
841 struct amdgpu_clock clock;
842
843 /* MC */
844 struct amdgpu_gmc gmc;
845 struct amdgpu_gart gart;
846 dma_addr_t dummy_page_addr;
847 struct amdgpu_vm_manager vm_manager;
848 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
849 unsigned num_vmhubs;
850
851 /* memory management */
852 struct amdgpu_mman mman;
853 struct amdgpu_vram_scratch vram_scratch;
854 struct amdgpu_wb wb;
855 atomic64_t num_bytes_moved;
856 atomic64_t num_evictions;
857 atomic64_t num_vram_cpu_page_faults;
858 atomic_t gpu_reset_counter;
859 atomic_t vram_lost_counter;
860
861 /* data for buffer migration throttling */
862 struct {
863 spinlock_t lock;
864 s64 last_update_us;
865 s64 accum_us; /* accumulated microseconds */
866 s64 accum_us_vis; /* for visible VRAM */
867 u32 log2_max_MBps;
868 } mm_stats;
869
870 /* display */
871 bool enable_virtual_display;
872 struct amdgpu_vkms_output *amdgpu_vkms_output;
873 struct amdgpu_mode_info mode_info;
874 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
875 struct work_struct hotplug_work;
876 struct amdgpu_irq_src crtc_irq;
877 struct amdgpu_irq_src vline0_irq;
878 struct amdgpu_irq_src vupdate_irq;
879 struct amdgpu_irq_src pageflip_irq;
880 struct amdgpu_irq_src hpd_irq;
881 struct amdgpu_irq_src dmub_trace_irq;
882 struct amdgpu_irq_src dmub_outbox_irq;
883
884 /* rings */
885 u64 fence_context;
886 unsigned num_rings;
887 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
888 struct dma_fence __rcu *gang_submit;
889 bool ib_pool_ready;
890 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
891 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
892
893 /* interrupts */
894 struct amdgpu_irq irq;
895
896 /* powerplay */
897 struct amd_powerplay powerplay;
898 struct amdgpu_pm pm;
899 u64 cg_flags;
900 u32 pg_flags;
901
902 /* nbio */
903 struct amdgpu_nbio nbio;
904
905 /* hdp */
906 struct amdgpu_hdp hdp;
907
908 /* smuio */
909 struct amdgpu_smuio smuio;
910
911 /* mmhub */
912 struct amdgpu_mmhub mmhub;
913
914 /* gfxhub */
915 struct amdgpu_gfxhub gfxhub;
916
917 /* gfx */
918 struct amdgpu_gfx gfx;
919
920 /* sdma */
921 struct amdgpu_sdma sdma;
922
923 /* lsdma */
924 struct amdgpu_lsdma lsdma;
925
926 /* uvd */
927 struct amdgpu_uvd uvd;
928
929 /* vce */
930 struct amdgpu_vce vce;
931
932 /* vcn */
933 struct amdgpu_vcn vcn;
934
935 /* jpeg */
936 struct amdgpu_jpeg jpeg;
937
938 /* firmwares */
939 struct amdgpu_firmware firmware;
940
941 /* PSP */
942 struct psp_context psp;
943
944 /* GDS */
945 struct amdgpu_gds gds;
946
947 /* KFD */
948 struct amdgpu_kfd_dev kfd;
949
950 /* UMC */
951 struct amdgpu_umc umc;
952
953 /* display related functionality */
954 struct amdgpu_display_manager dm;
955
956 /* mes */
957 bool enable_mes;
958 bool enable_mes_kiq;
959 struct amdgpu_mes mes;
960 struct amdgpu_mqd mqds[AMDGPU_HW_IP_NUM];
961
962 /* df */
963 struct amdgpu_df df;
964
965 /* MCA */
966 struct amdgpu_mca mca;
967
968 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
969 uint32_t harvest_ip_mask;
970 int num_ip_blocks;
971 struct mutex mn_lock;
972 DECLARE_HASHTABLE(mn_hash, 7);
973
974 /* tracking pinned memory */
975 atomic64_t vram_pin_size;
976 atomic64_t visible_pin_size;
977 atomic64_t gart_pin_size;
978
979 /* soc15 register offset based on ip, instance and segment */
980 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
981
982 /* delayed work_func for deferring clockgating during resume */
983 struct delayed_work delayed_init_work;
984
985 struct amdgpu_virt virt;
986
987 /* link all shadow bo */
988 struct list_head shadow_list;
989 struct mutex shadow_list_lock;
990
991 /* record hw reset is performed */
992 bool has_hw_reset;
993 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
994
995 /* s3/s4 mask */
996 bool in_suspend;
997 bool in_s3;
998 bool in_s4;
999 bool in_s0ix;
1000
1001 enum pp_mp1_state mp1_state;
1002 struct amdgpu_doorbell_index doorbell_index;
1003
1004 struct mutex notifier_lock;
1005
1006 int asic_reset_res;
1007 struct work_struct xgmi_reset_work;
1008 struct list_head reset_list;
1009
1010 long gfx_timeout;
1011 long sdma_timeout;
1012 long video_timeout;
1013 long compute_timeout;
1014
1015 uint64_t unique_id;
1016 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1017
1018 /* enable runtime pm on the device */
1019 bool in_runpm;
1020 bool has_pr3;
1021
1022 bool pm_sysfs_en;
1023 bool ucode_sysfs_en;
1024 bool psp_sysfs_en;
1025
1026 /* Chip product information */
1027 char product_number[20];
1028 char product_name[AMDGPU_PRODUCT_NAME_LEN];
1029 char serial[20];
1030
1031 atomic_t throttling_logging_enabled;
1032 struct ratelimit_state throttling_logging_rs;
1033 uint32_t ras_hw_enabled;
1034 uint32_t ras_enabled;
1035
1036 bool no_hw_access;
1037 struct pci_saved_state *pci_state;
1038 pci_channel_state_t pci_channel_state;
1039
1040 struct amdgpu_reset_control *reset_cntl;
1041 uint32_t ip_versions[MAX_HWIP][HWIP_MAX_INSTANCE];
1042
1043 bool ram_is_direct_mapped;
1044
1045 struct list_head ras_list;
1046
1047 struct ip_discovery_top *ip_top;
1048
1049 struct amdgpu_reset_domain *reset_domain;
1050
1051 struct mutex benchmark_mutex;
1052
1053 /* reset dump register */
1054 uint32_t *reset_dump_reg_list;
1055 uint32_t *reset_dump_reg_value;
1056 int num_regs;
1057#ifdef CONFIG_DEV_COREDUMP
1058 struct amdgpu_task_info reset_task_info;
1059 bool reset_vram_lost;
1060 struct timespec64 reset_time;
1061#endif
1062
1063 bool scpm_enabled;
1064 uint32_t scpm_status;
1065
1066 struct work_struct reset_work;
1067
1068 bool job_hang;
1069 bool dc_enabled;
1070};
1071
1072static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)
1073{
1074 return container_of(ddev, struct amdgpu_device, ddev);
1075}
1076
1077static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev)
1078{
1079 return &adev->ddev;
1080}
1081
1082static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_device *bdev)
1083{
1084 return container_of(bdev, struct amdgpu_device, mman.bdev);
1085}
1086
1087int amdgpu_device_init(struct amdgpu_device *adev,
1088 uint32_t flags);
1089void amdgpu_device_fini_hw(struct amdgpu_device *adev);
1090void amdgpu_device_fini_sw(struct amdgpu_device *adev);
1091
1092int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1093
1094void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos,
1095 void *buf, size_t size, bool write);
1096size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos,
1097 void *buf, size_t size, bool write);
1098
1099void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1100 void *buf, size_t size, bool write);
1101uint32_t amdgpu_device_rreg(struct amdgpu_device *adev,
1102 uint32_t reg, uint32_t acc_flags);
1103void amdgpu_device_wreg(struct amdgpu_device *adev,
1104 uint32_t reg, uint32_t v,
1105 uint32_t acc_flags);
1106void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
1107 uint32_t reg, uint32_t v);
1108void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1109uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1110
1111u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev,
1112 u32 pcie_index, u32 pcie_data,
1113 u32 reg_addr);
1114u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev,
1115 u32 pcie_index, u32 pcie_data,
1116 u32 reg_addr);
1117void amdgpu_device_indirect_wreg(struct amdgpu_device *adev,
1118 u32 pcie_index, u32 pcie_data,
1119 u32 reg_addr, u32 reg_data);
1120void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev,
1121 u32 pcie_index, u32 pcie_data,
1122 u32 reg_addr, u64 reg_data);
1123
1124bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1125bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1126
1127void amdgpu_device_set_sriov_virtual_display(struct amdgpu_device *adev);
1128
1129int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
1130 struct amdgpu_reset_context *reset_context);
1131
1132int amdgpu_do_asic_reset(struct list_head *device_list_handle,
1133 struct amdgpu_reset_context *reset_context);
1134
1135int emu_soc_asic_init(struct amdgpu_device *adev);
1136
1137/*
1138 * Registers read & write functions.
1139 */
1140#define AMDGPU_REGS_NO_KIQ (1<<1)
1141#define AMDGPU_REGS_RLC (1<<2)
1142
1143#define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1144#define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1145
1146#define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1147#define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1148
1149#define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1150#define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1151
1152#define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
1153#define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
1154#define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
1155#define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1156#define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1157#define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1158#define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1159#define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1160#define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1161#define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1162#define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1163#define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1164#define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1165#define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1166#define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1167#define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1168#define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1169#define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1170#define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1171#define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1172#define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1173#define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1174#define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1175#define WREG32_P(reg, val, mask) \
1176 do { \
1177 uint32_t tmp_ = RREG32(reg); \
1178 tmp_ &= (mask); \
1179 tmp_ |= ((val) & ~(mask)); \
1180 WREG32(reg, tmp_); \
1181 } while (0)
1182#define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1183#define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1184#define WREG32_PLL_P(reg, val, mask) \
1185 do { \
1186 uint32_t tmp_ = RREG32_PLL(reg); \
1187 tmp_ &= (mask); \
1188 tmp_ |= ((val) & ~(mask)); \
1189 WREG32_PLL(reg, tmp_); \
1190 } while (0)
1191
1192#define WREG32_SMC_P(_Reg, _Val, _Mask) \
1193 do { \
1194 u32 tmp = RREG32_SMC(_Reg); \
1195 tmp &= (_Mask); \
1196 tmp |= ((_Val) & ~(_Mask)); \
1197 WREG32_SMC(_Reg, tmp); \
1198 } while (0)
1199
1200#define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))
1201
1202#define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1203#define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1204
1205#define REG_SET_FIELD(orig_val, reg, field, field_val) \
1206 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1207 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1208
1209#define REG_GET_FIELD(value, reg, field) \
1210 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1211
1212#define WREG32_FIELD(reg, field, val) \
1213 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1214
1215#define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1216 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1217
1218/*
1219 * BIOS helpers.
1220 */
1221#define RBIOS8(i) (adev->bios[i])
1222#define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1223#define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1224
1225/*
1226 * ASICs macro.
1227 */
1228#define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1229#define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1230#define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1231#define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1232#define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1233#define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1234#define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1235#define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1236#define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1237#define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1238#define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1239#define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1240#define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1241#define amdgpu_asic_flush_hdp(adev, r) \
1242 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r)))
1243#define amdgpu_asic_invalidate_hdp(adev, r) \
1244 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : \
1245 ((adev)->hdp.funcs->invalidate_hdp ? (adev)->hdp.funcs->invalidate_hdp((adev), (r)) : 0))
1246#define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1247#define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1248#define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1249#define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1250#define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1251#define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1252#define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev))
1253#define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
1254 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
1255#define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c))
1256
1257#define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1258
1259#define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
1260
1261/* Common functions */
1262bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
1263bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1264int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1265 struct amdgpu_job *job,
1266 struct amdgpu_reset_context *reset_context);
1267void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1268int amdgpu_device_pci_reset(struct amdgpu_device *adev);
1269bool amdgpu_device_need_post(struct amdgpu_device *adev);
1270bool amdgpu_device_should_use_aspm(struct amdgpu_device *adev);
1271
1272void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1273 u64 num_vis_bytes);
1274int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1275void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1276 const u32 *registers,
1277 const u32 array_size);
1278
1279int amdgpu_device_mode1_reset(struct amdgpu_device *adev);
1280bool amdgpu_device_supports_atpx(struct drm_device *dev);
1281bool amdgpu_device_supports_px(struct drm_device *dev);
1282bool amdgpu_device_supports_boco(struct drm_device *dev);
1283bool amdgpu_device_supports_smart_shift(struct drm_device *dev);
1284bool amdgpu_device_supports_baco(struct drm_device *dev);
1285bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1286 struct amdgpu_device *peer_adev);
1287int amdgpu_device_baco_enter(struct drm_device *dev);
1288int amdgpu_device_baco_exit(struct drm_device *dev);
1289
1290void amdgpu_device_flush_hdp(struct amdgpu_device *adev,
1291 struct amdgpu_ring *ring);
1292void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev,
1293 struct amdgpu_ring *ring);
1294
1295void amdgpu_device_halt(struct amdgpu_device *adev);
1296u32 amdgpu_device_pcie_port_rreg(struct amdgpu_device *adev,
1297 u32 reg);
1298void amdgpu_device_pcie_port_wreg(struct amdgpu_device *adev,
1299 u32 reg, u32 v);
1300struct dma_fence *amdgpu_device_switch_gang(struct amdgpu_device *adev,
1301 struct dma_fence *gang);
1302bool amdgpu_device_has_display_hardware(struct amdgpu_device *adev);
1303
1304/* atpx handler */
1305#if defined(CONFIG_VGA_SWITCHEROO)
1306void amdgpu_register_atpx_handler(void);
1307void amdgpu_unregister_atpx_handler(void);
1308bool amdgpu_has_atpx_dgpu_power_cntl(void);
1309bool amdgpu_is_atpx_hybrid(void);
1310bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1311bool amdgpu_has_atpx(void);
1312#else
1313static inline void amdgpu_register_atpx_handler(void) {}
1314static inline void amdgpu_unregister_atpx_handler(void) {}
1315static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1316static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1317static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1318static inline bool amdgpu_has_atpx(void) { return false; }
1319#endif
1320
1321#if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1322void *amdgpu_atpx_get_dhandle(void);
1323#else
1324static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1325#endif
1326
1327/*
1328 * KMS
1329 */
1330extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1331extern const int amdgpu_max_kms_ioctl;
1332
1333int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
1334void amdgpu_driver_unload_kms(struct drm_device *dev);
1335void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1336int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1337void amdgpu_driver_postclose_kms(struct drm_device *dev,
1338 struct drm_file *file_priv);
1339void amdgpu_driver_release_kms(struct drm_device *dev);
1340
1341int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1342int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1343int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1344u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1345int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1346void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1347int amdgpu_info_ioctl(struct drm_device *dev, void *data,
1348 struct drm_file *filp);
1349
1350/*
1351 * functions used by amdgpu_encoder.c
1352 */
1353struct amdgpu_afmt_acr {
1354 u32 clock;
1355
1356 int n_32khz;
1357 int cts_32khz;
1358
1359 int n_44_1khz;
1360 int cts_44_1khz;
1361
1362 int n_48khz;
1363 int cts_48khz;
1364
1365};
1366
1367struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1368
1369/* amdgpu_acpi.c */
1370
1371/* ATCS Device/Driver State */
1372#define AMDGPU_ATCS_PSC_DEV_STATE_D0 0
1373#define AMDGPU_ATCS_PSC_DEV_STATE_D3_HOT 3
1374#define AMDGPU_ATCS_PSC_DRV_STATE_OPR 0
1375#define AMDGPU_ATCS_PSC_DRV_STATE_NOT_OPR 1
1376
1377#if defined(CONFIG_ACPI)
1378int amdgpu_acpi_init(struct amdgpu_device *adev);
1379void amdgpu_acpi_fini(struct amdgpu_device *adev);
1380bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1381bool amdgpu_acpi_is_power_shift_control_supported(void);
1382int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1383 u8 perf_req, bool advertise);
1384int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1385 u8 dev_state, bool drv_state);
1386int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state);
1387int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1388
1389void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps);
1390void amdgpu_acpi_detect(void);
1391#else
1392static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1393static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1394static inline void amdgpu_acpi_detect(void) { }
1395static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; }
1396static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1397 u8 dev_state, bool drv_state) { return 0; }
1398static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev,
1399 enum amdgpu_ss ss_state) { return 0; }
1400#endif
1401
1402#if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND)
1403bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev);
1404bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev);
1405bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev);
1406#else
1407static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; }
1408static inline bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev) { return false; }
1409static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; }
1410#endif
1411
1412#if defined(CONFIG_DRM_AMD_DC)
1413int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1414#else
1415static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1416#endif
1417
1418
1419void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1420void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1421
1422pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
1423 pci_channel_state_t state);
1424pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
1425pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
1426void amdgpu_pci_resume(struct pci_dev *pdev);
1427
1428bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
1429bool amdgpu_device_load_pci_state(struct pci_dev *pdev);
1430
1431bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev);
1432
1433int amdgpu_device_set_cg_state(struct amdgpu_device *adev,
1434 enum amd_clockgating_state state);
1435int amdgpu_device_set_pg_state(struct amdgpu_device *adev,
1436 enum amd_powergating_state state);
1437
1438static inline bool amdgpu_device_has_timeouts_enabled(struct amdgpu_device *adev)
1439{
1440 return amdgpu_gpu_recovery != 0 &&
1441 adev->gfx_timeout != MAX_SCHEDULE_TIMEOUT &&
1442 adev->compute_timeout != MAX_SCHEDULE_TIMEOUT &&
1443 adev->sdma_timeout != MAX_SCHEDULE_TIMEOUT &&
1444 adev->video_timeout != MAX_SCHEDULE_TIMEOUT;
1445}
1446
1447#include "amdgpu_object.h"
1448
1449static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1450{
1451 return adev->gmc.tmz_enabled;
1452}
1453
1454int amdgpu_in_reset(struct amdgpu_device *adev);
1455
1456#endif