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