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
115 struct amdgpu_gpu_instance
116 {
117 struct amdgpu_device *adev;
118 int mgpu_fan_enabled;
119 };
120
121 struct 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
134 enum amdgpu_ss {
135 AMDGPU_SS_DRV_LOAD,
136 AMDGPU_SS_DEV_D0,
137 AMDGPU_SS_DEV_D3,
138 AMDGPU_SS_DRV_UNLOAD
139 };
140
141 struct 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 */
152 extern int amdgpu_modeset;
153 extern int amdgpu_vram_limit;
154 extern int amdgpu_vis_vram_limit;
155 extern int amdgpu_gart_size;
156 extern int amdgpu_gtt_size;
157 extern int amdgpu_moverate;
158 extern int amdgpu_benchmarking;
159 extern int amdgpu_testing;
160 extern int amdgpu_audio;
161 extern int amdgpu_disp_priority;
162 extern int amdgpu_hw_i2c;
163 extern int amdgpu_pcie_gen2;
164 extern int amdgpu_msi;
165 extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
166 extern int amdgpu_dpm;
167 extern int amdgpu_fw_load_type;
168 extern int amdgpu_aspm;
169 extern int amdgpu_runtime_pm;
170 extern uint amdgpu_ip_block_mask;
171 extern int amdgpu_bapm;
172 extern int amdgpu_deep_color;
173 extern int amdgpu_vm_size;
174 extern int amdgpu_vm_block_size;
175 extern int amdgpu_vm_fragment_size;
176 extern int amdgpu_vm_fault_stop;
177 extern int amdgpu_vm_debug;
178 extern int amdgpu_vm_update_mode;
179 extern int amdgpu_exp_hw_support;
180 extern int amdgpu_dc;
181 extern int amdgpu_sched_jobs;
182 extern int amdgpu_sched_hw_submission;
183 extern uint amdgpu_pcie_gen_cap;
184 extern uint amdgpu_pcie_lane_cap;
185 extern uint amdgpu_cg_mask;
186 extern uint amdgpu_pg_mask;
187 extern uint amdgpu_sdma_phase_quantum;
188 extern char *amdgpu_disable_cu;
189 extern char *amdgpu_virtual_display;
190 extern uint amdgpu_pp_feature_mask;
191 extern uint amdgpu_force_long_training;
192 extern int amdgpu_job_hang_limit;
193 extern int amdgpu_lbpw;
194 extern int amdgpu_compute_multipipe;
195 extern int amdgpu_gpu_recovery;
196 extern int amdgpu_emu_mode;
197 extern uint amdgpu_smu_memory_pool_size;
198 extern int amdgpu_smu_pptable_id;
199 extern uint amdgpu_dc_feature_mask;
200 extern uint amdgpu_freesync_vid_mode;
201 extern uint amdgpu_dc_debug_mask;
202 extern uint amdgpu_dm_abm_level;
203 extern int amdgpu_backlight;
204 extern struct amdgpu_mgpu_info mgpu_info;
205 extern int amdgpu_ras_enable;
206 extern uint amdgpu_ras_mask;
207 extern int amdgpu_bad_page_threshold;
208 extern bool amdgpu_ignore_bad_page_threshold;
209 extern struct amdgpu_watchdog_timer amdgpu_watchdog_timer;
210 extern int amdgpu_async_gfx_ring;
211 extern int amdgpu_mcbp;
212 extern int amdgpu_discovery;
213 extern int amdgpu_mes;
214 extern int amdgpu_noretry;
215 extern int amdgpu_force_asic_type;
216 extern int amdgpu_smartshift_bias;
217 #ifdef CONFIG_HSA_AMD
218 extern int sched_policy;
219 extern bool debug_evictions;
220 extern bool no_system_mem_limit;
221 #else
222 static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS;
223 static const bool __maybe_unused debug_evictions; /* = false */
224 static const bool __maybe_unused no_system_mem_limit;
225 #endif
226
227 extern int amdgpu_tmz;
228 extern int amdgpu_reset_method;
229
230 #ifdef CONFIG_DRM_AMDGPU_SI
231 extern int amdgpu_si_support;
232 #endif
233 #ifdef CONFIG_DRM_AMDGPU_CIK
234 extern int amdgpu_cik_support;
235 #endif
236 extern int amdgpu_num_kcq;
237
238 #define AMDGPU_VM_MAX_NUM_CTX 4096
239 #define AMDGPU_SG_THRESHOLD (256*1024*1024)
240 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
241 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
242 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
243 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
244 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
245 #define AMDGPUFB_CONN_LIMIT 4
246 #define AMDGPU_BIOS_NUM_SCRATCH 16
247
248 #define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */
249
250 /* hard reset data */
251 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
252
253 /* reset flags */
254 #define AMDGPU_RESET_GFX (1 << 0)
255 #define AMDGPU_RESET_COMPUTE (1 << 1)
256 #define AMDGPU_RESET_DMA (1 << 2)
257 #define AMDGPU_RESET_CP (1 << 3)
258 #define AMDGPU_RESET_GRBM (1 << 4)
259 #define AMDGPU_RESET_DMA1 (1 << 5)
260 #define AMDGPU_RESET_RLC (1 << 6)
261 #define AMDGPU_RESET_SEM (1 << 7)
262 #define AMDGPU_RESET_IH (1 << 8)
263 #define AMDGPU_RESET_VMC (1 << 9)
264 #define AMDGPU_RESET_MC (1 << 10)
265 #define AMDGPU_RESET_DISPLAY (1 << 11)
266 #define AMDGPU_RESET_UVD (1 << 12)
267 #define AMDGPU_RESET_VCE (1 << 13)
268 #define AMDGPU_RESET_VCE1 (1 << 14)
269
270 /* max cursor sizes (in pixels) */
271 #define CIK_CURSOR_WIDTH 128
272 #define CIK_CURSOR_HEIGHT 128
273
274 /* smasrt shift bias level limits */
275 #define AMDGPU_SMARTSHIFT_MAX_BIAS (100)
276 #define AMDGPU_SMARTSHIFT_MIN_BIAS (-100)
277
278 struct amdgpu_device;
279 struct amdgpu_ib;
280 struct amdgpu_cs_parser;
281 struct amdgpu_job;
282 struct amdgpu_irq_src;
283 struct amdgpu_fpriv;
284 struct amdgpu_bo_va_mapping;
285 struct kfd_vm_fault_info;
286 struct amdgpu_hive_info;
287 struct amdgpu_reset_context;
288 struct amdgpu_reset_control;
289
290 enum amdgpu_cp_irq {
291 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
292 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
293 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
294 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
295 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
296 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
297 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
298 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
299 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
300 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
301
302 AMDGPU_CP_IRQ_LAST
303 };
304
305 enum amdgpu_thermal_irq {
306 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
307 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
308
309 AMDGPU_THERMAL_IRQ_LAST
310 };
311
312 enum amdgpu_kiq_irq {
313 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
314 AMDGPU_CP_KIQ_IRQ_LAST
315 };
316
317 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
318 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
319 #define MAX_KIQ_REG_TRY 1000
320
321 int amdgpu_device_ip_set_clockgating_state(void *dev,
322 enum amd_ip_block_type block_type,
323 enum amd_clockgating_state state);
324 int amdgpu_device_ip_set_powergating_state(void *dev,
325 enum amd_ip_block_type block_type,
326 enum amd_powergating_state state);
327 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
328 u32 *flags);
329 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
330 enum amd_ip_block_type block_type);
331 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
332 enum amd_ip_block_type block_type);
333
334 #define AMDGPU_MAX_IP_NUM 16
335
336 struct amdgpu_ip_block_status {
337 bool valid;
338 bool sw;
339 bool hw;
340 bool late_initialized;
341 bool hang;
342 };
343
344 struct amdgpu_ip_block_version {
345 const enum amd_ip_block_type type;
346 const u32 major;
347 const u32 minor;
348 const u32 rev;
349 const struct amd_ip_funcs *funcs;
350 };
351
352 #define HW_REV(_Major, _Minor, _Rev) \
353 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev)))
354
355 struct amdgpu_ip_block {
356 struct amdgpu_ip_block_status status;
357 const struct amdgpu_ip_block_version *version;
358 };
359
360 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
361 enum amd_ip_block_type type,
362 u32 major, u32 minor);
363
364 struct amdgpu_ip_block *
365 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
366 enum amd_ip_block_type type);
367
368 int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
369 const struct amdgpu_ip_block_version *ip_block_version);
370
371 /*
372 * BIOS.
373 */
374 bool amdgpu_get_bios(struct amdgpu_device *adev);
375 bool amdgpu_read_bios(struct amdgpu_device *adev);
376
377 /*
378 * Clocks
379 */
380
381 #define AMDGPU_MAX_PPLL 3
382
383 struct amdgpu_clock {
384 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
385 struct amdgpu_pll spll;
386 struct amdgpu_pll mpll;
387 /* 10 Khz units */
388 uint32_t default_mclk;
389 uint32_t default_sclk;
390 uint32_t default_dispclk;
391 uint32_t current_dispclk;
392 uint32_t dp_extclk;
393 uint32_t max_pixel_clock;
394 };
395
396 /* sub-allocation manager, it has to be protected by another lock.
397 * By conception this is an helper for other part of the driver
398 * like the indirect buffer or semaphore, which both have their
399 * locking.
400 *
401 * Principe is simple, we keep a list of sub allocation in offset
402 * order (first entry has offset == 0, last entry has the highest
403 * offset).
404 *
405 * When allocating new object we first check if there is room at
406 * the end total_size - (last_object_offset + last_object_size) >=
407 * alloc_size. If so we allocate new object there.
408 *
409 * When there is not enough room at the end, we start waiting for
410 * each sub object until we reach object_offset+object_size >=
411 * alloc_size, this object then become the sub object we return.
412 *
413 * Alignment can't be bigger than page size.
414 *
415 * Hole are not considered for allocation to keep things simple.
416 * Assumption is that there won't be hole (all object on same
417 * alignment).
418 */
419
420 #define AMDGPU_SA_NUM_FENCE_LISTS 32
421
422 struct amdgpu_sa_manager {
423 wait_queue_head_t wq;
424 struct amdgpu_bo *bo;
425 struct list_head *hole;
426 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
427 struct list_head olist;
428 unsigned size;
429 uint64_t gpu_addr;
430 void *cpu_ptr;
431 uint32_t domain;
432 uint32_t align;
433 };
434
435 /* sub-allocation buffer */
436 struct amdgpu_sa_bo {
437 struct list_head olist;
438 struct list_head flist;
439 struct amdgpu_sa_manager *manager;
440 unsigned soffset;
441 unsigned eoffset;
442 struct dma_fence *fence;
443 };
444
445 int amdgpu_fence_slab_init(void);
446 void amdgpu_fence_slab_fini(void);
447
448 /*
449 * IRQS.
450 */
451
452 struct amdgpu_flip_work {
453 struct delayed_work flip_work;
454 struct work_struct unpin_work;
455 struct amdgpu_device *adev;
456 int crtc_id;
457 u32 target_vblank;
458 uint64_t base;
459 struct drm_pending_vblank_event *event;
460 struct amdgpu_bo *old_abo;
461 struct dma_fence *excl;
462 unsigned shared_count;
463 struct dma_fence **shared;
464 struct dma_fence_cb cb;
465 bool async;
466 };
467
468
469 /*
470 * CP & rings.
471 */
472
473 struct amdgpu_ib {
474 struct amdgpu_sa_bo *sa_bo;
475 uint32_t length_dw;
476 uint64_t gpu_addr;
477 uint32_t *ptr;
478 uint32_t flags;
479 };
480
481 extern const struct drm_sched_backend_ops amdgpu_sched_ops;
482
483 /*
484 * file private structure
485 */
486
487 struct amdgpu_fpriv {
488 struct amdgpu_vm vm;
489 struct amdgpu_bo_va *prt_va;
490 struct amdgpu_bo_va *csa_va;
491 struct mutex bo_list_lock;
492 struct idr bo_list_handles;
493 struct amdgpu_ctx_mgr ctx_mgr;
494 };
495
496 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
497
498 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
499 unsigned size,
500 enum amdgpu_ib_pool_type pool,
501 struct amdgpu_ib *ib);
502 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
503 struct dma_fence *f);
504 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
505 struct amdgpu_ib *ibs, struct amdgpu_job *job,
506 struct dma_fence **f);
507 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
508 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
509 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
510
511 /*
512 * CS.
513 */
514 struct amdgpu_cs_chunk {
515 uint32_t chunk_id;
516 uint32_t length_dw;
517 void *kdata;
518 };
519
520 struct amdgpu_cs_post_dep {
521 struct drm_syncobj *syncobj;
522 struct dma_fence_chain *chain;
523 u64 point;
524 };
525
526 struct amdgpu_cs_parser {
527 struct amdgpu_device *adev;
528 struct drm_file *filp;
529 struct amdgpu_ctx *ctx;
530
531 /* chunks */
532 unsigned nchunks;
533 struct amdgpu_cs_chunk *chunks;
534
535 /* scheduler job object */
536 struct amdgpu_job *job;
537 struct drm_sched_entity *entity;
538
539 /* buffer objects */
540 struct ww_acquire_ctx ticket;
541 struct amdgpu_bo_list *bo_list;
542 struct amdgpu_mn *mn;
543 struct amdgpu_bo_list_entry vm_pd;
544 struct list_head validated;
545 struct dma_fence *fence;
546 uint64_t bytes_moved_threshold;
547 uint64_t bytes_moved_vis_threshold;
548 uint64_t bytes_moved;
549 uint64_t bytes_moved_vis;
550
551 /* user fence */
552 struct amdgpu_bo_list_entry uf_entry;
553
554 unsigned num_post_deps;
555 struct amdgpu_cs_post_dep *post_deps;
556 };
557
amdgpu_get_ib_value(struct amdgpu_cs_parser * p,uint32_t ib_idx,int idx)558 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
559 uint32_t ib_idx, int idx)
560 {
561 return p->job->ibs[ib_idx].ptr[idx];
562 }
563
amdgpu_set_ib_value(struct amdgpu_cs_parser * p,uint32_t ib_idx,int idx,uint32_t value)564 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
565 uint32_t ib_idx, int idx,
566 uint32_t value)
567 {
568 p->job->ibs[ib_idx].ptr[idx] = value;
569 }
570
571 /*
572 * Writeback
573 */
574 #define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */
575
576 struct amdgpu_wb {
577 struct amdgpu_bo *wb_obj;
578 volatile uint32_t *wb;
579 uint64_t gpu_addr;
580 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
581 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
582 };
583
584 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
585 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
586
587 /*
588 * Benchmarking
589 */
590 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
591
592
593 /*
594 * Testing
595 */
596 void amdgpu_test_moves(struct amdgpu_device *adev);
597
598 /*
599 * ASIC specific register table accessible by UMD
600 */
601 struct amdgpu_allowed_register_entry {
602 uint32_t reg_offset;
603 bool grbm_indexed;
604 };
605
606 enum amd_reset_method {
607 AMD_RESET_METHOD_NONE = -1,
608 AMD_RESET_METHOD_LEGACY = 0,
609 AMD_RESET_METHOD_MODE0,
610 AMD_RESET_METHOD_MODE1,
611 AMD_RESET_METHOD_MODE2,
612 AMD_RESET_METHOD_BACO,
613 AMD_RESET_METHOD_PCI,
614 };
615
616 struct amdgpu_video_codec_info {
617 u32 codec_type;
618 u32 max_width;
619 u32 max_height;
620 u32 max_pixels_per_frame;
621 u32 max_level;
622 };
623
624 #define codec_info_build(type, width, height, level) \
625 .codec_type = type,\
626 .max_width = width,\
627 .max_height = height,\
628 .max_pixels_per_frame = height * width,\
629 .max_level = level,
630
631 struct amdgpu_video_codecs {
632 const u32 codec_count;
633 const struct amdgpu_video_codec_info *codec_array;
634 };
635
636 /*
637 * ASIC specific functions.
638 */
639 struct amdgpu_asic_funcs {
640 bool (*read_disabled_bios)(struct amdgpu_device *adev);
641 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
642 u8 *bios, u32 length_bytes);
643 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
644 u32 sh_num, u32 reg_offset, u32 *value);
645 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
646 int (*reset)(struct amdgpu_device *adev);
647 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
648 /* get the reference clock */
649 u32 (*get_xclk)(struct amdgpu_device *adev);
650 /* MM block clocks */
651 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
652 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
653 /* static power management */
654 int (*get_pcie_lanes)(struct amdgpu_device *adev);
655 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
656 /* get config memsize register */
657 u32 (*get_config_memsize)(struct amdgpu_device *adev);
658 /* flush hdp write queue */
659 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
660 /* invalidate hdp read cache */
661 void (*invalidate_hdp)(struct amdgpu_device *adev,
662 struct amdgpu_ring *ring);
663 /* check if the asic needs a full reset of if soft reset will work */
664 bool (*need_full_reset)(struct amdgpu_device *adev);
665 /* initialize doorbell layout for specific asic*/
666 void (*init_doorbell_index)(struct amdgpu_device *adev);
667 /* PCIe bandwidth usage */
668 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
669 uint64_t *count1);
670 /* do we need to reset the asic at init time (e.g., kexec) */
671 bool (*need_reset_on_init)(struct amdgpu_device *adev);
672 /* PCIe replay counter */
673 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
674 /* device supports BACO */
675 bool (*supports_baco)(struct amdgpu_device *adev);
676 /* pre asic_init quirks */
677 void (*pre_asic_init)(struct amdgpu_device *adev);
678 /* enter/exit umd stable pstate */
679 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
680 /* query video codecs */
681 int (*query_video_codecs)(struct amdgpu_device *adev, bool encode,
682 const struct amdgpu_video_codecs **codecs);
683 };
684
685 /*
686 * IOCTL.
687 */
688 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
689 struct drm_file *filp);
690
691 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
692 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
693 struct drm_file *filp);
694 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
695 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
696 struct drm_file *filp);
697
698 /* VRAM scratch page for HDP bug, default vram page */
699 struct amdgpu_vram_scratch {
700 struct amdgpu_bo *robj;
701 volatile uint32_t *ptr;
702 u64 gpu_addr;
703 };
704
705 /*
706 * CGS
707 */
708 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
709 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
710
711 /*
712 * Core structure, functions and helpers.
713 */
714 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
715 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
716
717 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
718 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
719
720 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
721 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
722
723 struct amdgpu_mmio_remap {
724 u32 reg_offset;
725 resource_size_t bus_addr;
726 };
727
728 /* Define the HW IP blocks will be used in driver , add more if necessary */
729 enum amd_hw_ip_block_type {
730 GC_HWIP = 1,
731 HDP_HWIP,
732 SDMA0_HWIP,
733 SDMA1_HWIP,
734 SDMA2_HWIP,
735 SDMA3_HWIP,
736 SDMA4_HWIP,
737 SDMA5_HWIP,
738 SDMA6_HWIP,
739 SDMA7_HWIP,
740 MMHUB_HWIP,
741 ATHUB_HWIP,
742 NBIO_HWIP,
743 MP0_HWIP,
744 MP1_HWIP,
745 UVD_HWIP,
746 VCN_HWIP = UVD_HWIP,
747 JPEG_HWIP = VCN_HWIP,
748 VCN1_HWIP,
749 VCE_HWIP,
750 DF_HWIP,
751 DCE_HWIP,
752 OSSSYS_HWIP,
753 SMUIO_HWIP,
754 PWR_HWIP,
755 NBIF_HWIP,
756 THM_HWIP,
757 CLK_HWIP,
758 UMC_HWIP,
759 RSMU_HWIP,
760 XGMI_HWIP,
761 DCI_HWIP,
762 MAX_HWIP
763 };
764
765 #define HWIP_MAX_INSTANCE 10
766
767 #define HW_ID_MAX 300
768 #define IP_VERSION(mj, mn, rv) (((mj) << 16) | ((mn) << 8) | (rv))
769
770 struct amd_powerplay {
771 void *pp_handle;
772 const struct amd_pm_funcs *pp_funcs;
773 };
774
775 /* polaris10 kickers */
776 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
777 ((rid == 0xE3) || \
778 (rid == 0xE4) || \
779 (rid == 0xE5) || \
780 (rid == 0xE7) || \
781 (rid == 0xEF))) || \
782 ((did == 0x6FDF) && \
783 ((rid == 0xE7) || \
784 (rid == 0xEF) || \
785 (rid == 0xFF))))
786
787 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \
788 ((rid == 0xE1) || \
789 (rid == 0xF7)))
790
791 /* polaris11 kickers */
792 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \
793 ((rid == 0xE0) || \
794 (rid == 0xE5))) || \
795 ((did == 0x67FF) && \
796 ((rid == 0xCF) || \
797 (rid == 0xEF) || \
798 (rid == 0xFF))))
799
800 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \
801 ((rid == 0xE2)))
802
803 /* polaris12 kickers */
804 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \
805 ((rid == 0xC0) || \
806 (rid == 0xC1) || \
807 (rid == 0xC3) || \
808 (rid == 0xC7))) || \
809 ((did == 0x6981) && \
810 ((rid == 0x00) || \
811 (rid == 0x01) || \
812 (rid == 0x10))))
813
814 #define AMDGPU_RESET_MAGIC_NUM 64
815 #define AMDGPU_MAX_DF_PERFMONS 4
816 struct amdgpu_device {
817 struct device *dev;
818 struct pci_dev *pdev;
819 struct drm_device ddev;
820
821 #ifdef CONFIG_DRM_AMD_ACP
822 struct amdgpu_acp acp;
823 #endif
824 struct amdgpu_hive_info *hive;
825 /* ASIC */
826 enum amd_asic_type asic_type;
827 uint32_t family;
828 uint32_t rev_id;
829 uint32_t external_rev_id;
830 unsigned long flags;
831 unsigned long apu_flags;
832 int usec_timeout;
833 const struct amdgpu_asic_funcs *asic_funcs;
834 bool shutdown;
835 bool need_swiotlb;
836 bool accel_working;
837 struct notifier_block acpi_nb;
838 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
839 struct debugfs_blob_wrapper debugfs_vbios_blob;
840 struct debugfs_blob_wrapper debugfs_discovery_blob;
841 struct mutex srbm_mutex;
842 /* GRBM index mutex. Protects concurrent access to GRBM index */
843 struct mutex grbm_idx_mutex;
844 struct dev_pm_domain vga_pm_domain;
845 bool have_disp_power_ref;
846 bool have_atomics_support;
847
848 /* BIOS */
849 bool is_atom_fw;
850 uint8_t *bios;
851 uint32_t bios_size;
852 uint32_t bios_scratch_reg_offset;
853 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
854
855 /* Register/doorbell mmio */
856 resource_size_t rmmio_base;
857 resource_size_t rmmio_size;
858 void __iomem *rmmio;
859 /* protects concurrent MM_INDEX/DATA based register access */
860 spinlock_t mmio_idx_lock;
861 struct amdgpu_mmio_remap rmmio_remap;
862 /* protects concurrent SMC based register access */
863 spinlock_t smc_idx_lock;
864 amdgpu_rreg_t smc_rreg;
865 amdgpu_wreg_t smc_wreg;
866 /* protects concurrent PCIE register access */
867 spinlock_t pcie_idx_lock;
868 amdgpu_rreg_t pcie_rreg;
869 amdgpu_wreg_t pcie_wreg;
870 amdgpu_rreg_t pciep_rreg;
871 amdgpu_wreg_t pciep_wreg;
872 amdgpu_rreg64_t pcie_rreg64;
873 amdgpu_wreg64_t pcie_wreg64;
874 /* protects concurrent UVD register access */
875 spinlock_t uvd_ctx_idx_lock;
876 amdgpu_rreg_t uvd_ctx_rreg;
877 amdgpu_wreg_t uvd_ctx_wreg;
878 /* protects concurrent DIDT register access */
879 spinlock_t didt_idx_lock;
880 amdgpu_rreg_t didt_rreg;
881 amdgpu_wreg_t didt_wreg;
882 /* protects concurrent gc_cac register access */
883 spinlock_t gc_cac_idx_lock;
884 amdgpu_rreg_t gc_cac_rreg;
885 amdgpu_wreg_t gc_cac_wreg;
886 /* protects concurrent se_cac register access */
887 spinlock_t se_cac_idx_lock;
888 amdgpu_rreg_t se_cac_rreg;
889 amdgpu_wreg_t se_cac_wreg;
890 /* protects concurrent ENDPOINT (audio) register access */
891 spinlock_t audio_endpt_idx_lock;
892 amdgpu_block_rreg_t audio_endpt_rreg;
893 amdgpu_block_wreg_t audio_endpt_wreg;
894 struct amdgpu_doorbell doorbell;
895
896 /* clock/pll info */
897 struct amdgpu_clock clock;
898
899 /* MC */
900 struct amdgpu_gmc gmc;
901 struct amdgpu_gart gart;
902 dma_addr_t dummy_page_addr;
903 struct amdgpu_vm_manager vm_manager;
904 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
905 unsigned num_vmhubs;
906
907 /* memory management */
908 struct amdgpu_mman mman;
909 struct amdgpu_vram_scratch vram_scratch;
910 struct amdgpu_wb wb;
911 atomic64_t num_bytes_moved;
912 atomic64_t num_evictions;
913 atomic64_t num_vram_cpu_page_faults;
914 atomic_t gpu_reset_counter;
915 atomic_t vram_lost_counter;
916
917 /* data for buffer migration throttling */
918 struct {
919 spinlock_t lock;
920 s64 last_update_us;
921 s64 accum_us; /* accumulated microseconds */
922 s64 accum_us_vis; /* for visible VRAM */
923 u32 log2_max_MBps;
924 } mm_stats;
925
926 /* display */
927 bool enable_virtual_display;
928 struct amdgpu_vkms_output *amdgpu_vkms_output;
929 struct amdgpu_mode_info mode_info;
930 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
931 struct work_struct hotplug_work;
932 struct amdgpu_irq_src crtc_irq;
933 struct amdgpu_irq_src vline0_irq;
934 struct amdgpu_irq_src vupdate_irq;
935 struct amdgpu_irq_src pageflip_irq;
936 struct amdgpu_irq_src hpd_irq;
937 struct amdgpu_irq_src dmub_trace_irq;
938 struct amdgpu_irq_src dmub_outbox_irq;
939
940 /* rings */
941 u64 fence_context;
942 unsigned num_rings;
943 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
944 bool ib_pool_ready;
945 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
946 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
947
948 /* interrupts */
949 struct amdgpu_irq irq;
950
951 /* powerplay */
952 struct amd_powerplay powerplay;
953 bool pp_force_state_enabled;
954
955 /* smu */
956 struct smu_context smu;
957
958 /* dpm */
959 struct amdgpu_pm pm;
960 u32 cg_flags;
961 u32 pg_flags;
962
963 /* nbio */
964 struct amdgpu_nbio nbio;
965
966 /* hdp */
967 struct amdgpu_hdp hdp;
968
969 /* smuio */
970 struct amdgpu_smuio smuio;
971
972 /* mmhub */
973 struct amdgpu_mmhub mmhub;
974
975 /* gfxhub */
976 struct amdgpu_gfxhub gfxhub;
977
978 /* gfx */
979 struct amdgpu_gfx gfx;
980
981 /* sdma */
982 struct amdgpu_sdma sdma;
983
984 /* uvd */
985 struct amdgpu_uvd uvd;
986
987 /* vce */
988 struct amdgpu_vce vce;
989
990 /* vcn */
991 struct amdgpu_vcn vcn;
992
993 /* jpeg */
994 struct amdgpu_jpeg jpeg;
995
996 /* firmwares */
997 struct amdgpu_firmware firmware;
998
999 /* PSP */
1000 struct psp_context psp;
1001
1002 /* GDS */
1003 struct amdgpu_gds gds;
1004
1005 /* KFD */
1006 struct amdgpu_kfd_dev kfd;
1007
1008 /* UMC */
1009 struct amdgpu_umc umc;
1010
1011 /* display related functionality */
1012 struct amdgpu_display_manager dm;
1013
1014 /* mes */
1015 bool enable_mes;
1016 struct amdgpu_mes mes;
1017
1018 /* df */
1019 struct amdgpu_df df;
1020
1021 /* MCA */
1022 struct amdgpu_mca mca;
1023
1024 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
1025 uint32_t harvest_ip_mask;
1026 int num_ip_blocks;
1027 struct mutex mn_lock;
1028 DECLARE_HASHTABLE(mn_hash, 7);
1029
1030 /* tracking pinned memory */
1031 atomic64_t vram_pin_size;
1032 atomic64_t visible_pin_size;
1033 atomic64_t gart_pin_size;
1034
1035 /* soc15 register offset based on ip, instance and segment */
1036 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
1037
1038 /* delayed work_func for deferring clockgating during resume */
1039 struct delayed_work delayed_init_work;
1040
1041 struct amdgpu_virt virt;
1042
1043 /* link all shadow bo */
1044 struct list_head shadow_list;
1045 struct mutex shadow_list_lock;
1046
1047 /* record hw reset is performed */
1048 bool has_hw_reset;
1049 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
1050
1051 /* s3/s4 mask */
1052 bool in_suspend;
1053 bool in_s3;
1054 bool in_s4;
1055 bool in_s0ix;
1056
1057 atomic_t in_gpu_reset;
1058 enum pp_mp1_state mp1_state;
1059 struct rw_semaphore reset_sem;
1060 struct amdgpu_doorbell_index doorbell_index;
1061
1062 struct mutex notifier_lock;
1063
1064 int asic_reset_res;
1065 struct work_struct xgmi_reset_work;
1066 struct list_head reset_list;
1067
1068 long gfx_timeout;
1069 long sdma_timeout;
1070 long video_timeout;
1071 long compute_timeout;
1072
1073 uint64_t unique_id;
1074 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1075
1076 /* enable runtime pm on the device */
1077 bool runpm;
1078 bool in_runpm;
1079 bool has_pr3;
1080 bool is_fw_fb;
1081
1082 bool pm_sysfs_en;
1083 bool ucode_sysfs_en;
1084
1085 /* Chip product information */
1086 char product_number[16];
1087 char product_name[32];
1088 char serial[20];
1089
1090 atomic_t throttling_logging_enabled;
1091 struct ratelimit_state throttling_logging_rs;
1092 uint32_t ras_hw_enabled;
1093 uint32_t ras_enabled;
1094
1095 bool no_hw_access;
1096 struct pci_saved_state *pci_state;
1097 pci_channel_state_t pci_channel_state;
1098
1099 struct amdgpu_reset_control *reset_cntl;
1100 uint32_t ip_versions[HW_ID_MAX][HWIP_MAX_INSTANCE];
1101 };
1102
drm_to_adev(struct drm_device * ddev)1103 static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)
1104 {
1105 return container_of(ddev, struct amdgpu_device, ddev);
1106 }
1107
adev_to_drm(struct amdgpu_device * adev)1108 static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev)
1109 {
1110 return &adev->ddev;
1111 }
1112
amdgpu_ttm_adev(struct ttm_device * bdev)1113 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_device *bdev)
1114 {
1115 return container_of(bdev, struct amdgpu_device, mman.bdev);
1116 }
1117
1118 int amdgpu_device_init(struct amdgpu_device *adev,
1119 uint32_t flags);
1120 void amdgpu_device_fini_hw(struct amdgpu_device *adev);
1121 void amdgpu_device_fini_sw(struct amdgpu_device *adev);
1122
1123 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1124
1125 void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos,
1126 void *buf, size_t size, bool write);
1127 size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos,
1128 void *buf, size_t size, bool write);
1129
1130 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1131 void *buf, size_t size, bool write);
1132 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev,
1133 uint32_t reg, uint32_t acc_flags);
1134 void amdgpu_device_wreg(struct amdgpu_device *adev,
1135 uint32_t reg, uint32_t v,
1136 uint32_t acc_flags);
1137 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
1138 uint32_t reg, uint32_t v);
1139 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1140 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1141
1142 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev,
1143 u32 pcie_index, u32 pcie_data,
1144 u32 reg_addr);
1145 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev,
1146 u32 pcie_index, u32 pcie_data,
1147 u32 reg_addr);
1148 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev,
1149 u32 pcie_index, u32 pcie_data,
1150 u32 reg_addr, u32 reg_data);
1151 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev,
1152 u32 pcie_index, u32 pcie_data,
1153 u32 reg_addr, u64 reg_data);
1154
1155 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1156 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1157
1158 int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
1159 struct amdgpu_reset_context *reset_context);
1160
1161 int amdgpu_do_asic_reset(struct list_head *device_list_handle,
1162 struct amdgpu_reset_context *reset_context);
1163
1164 int emu_soc_asic_init(struct amdgpu_device *adev);
1165
1166 /*
1167 * Registers read & write functions.
1168 */
1169 #define AMDGPU_REGS_NO_KIQ (1<<1)
1170 #define AMDGPU_REGS_RLC (1<<2)
1171
1172 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1173 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1174
1175 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1176 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1177
1178 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1179 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1180
1181 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
1182 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
1183 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
1184 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1185 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1186 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1187 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1188 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1189 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1190 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1191 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1192 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1193 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1194 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1195 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1196 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1197 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1198 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1199 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1200 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1201 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1202 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1203 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1204 #define WREG32_P(reg, val, mask) \
1205 do { \
1206 uint32_t tmp_ = RREG32(reg); \
1207 tmp_ &= (mask); \
1208 tmp_ |= ((val) & ~(mask)); \
1209 WREG32(reg, tmp_); \
1210 } while (0)
1211 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1212 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1213 #define WREG32_PLL_P(reg, val, mask) \
1214 do { \
1215 uint32_t tmp_ = RREG32_PLL(reg); \
1216 tmp_ &= (mask); \
1217 tmp_ |= ((val) & ~(mask)); \
1218 WREG32_PLL(reg, tmp_); \
1219 } while (0)
1220
1221 #define WREG32_SMC_P(_Reg, _Val, _Mask) \
1222 do { \
1223 u32 tmp = RREG32_SMC(_Reg); \
1224 tmp &= (_Mask); \
1225 tmp |= ((_Val) & ~(_Mask)); \
1226 WREG32_SMC(_Reg, tmp); \
1227 } while (0)
1228
1229 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))
1230
1231 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1232 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1233
1234 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1235 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1236 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1237
1238 #define REG_GET_FIELD(value, reg, field) \
1239 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1240
1241 #define WREG32_FIELD(reg, field, val) \
1242 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1243
1244 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1245 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1246
1247 /*
1248 * BIOS helpers.
1249 */
1250 #define RBIOS8(i) (adev->bios[i])
1251 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1252 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1253
1254 /*
1255 * ASICs macro.
1256 */
1257 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1258 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1259 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1260 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1261 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1262 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1263 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1264 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1265 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1266 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1267 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1268 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1269 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1270 #define amdgpu_asic_flush_hdp(adev, r) \
1271 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r)))
1272 #define amdgpu_asic_invalidate_hdp(adev, r) \
1273 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : (adev)->hdp.funcs->invalidate_hdp((adev), (r)))
1274 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1275 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1276 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1277 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1278 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1279 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1280 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev))
1281 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
1282 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
1283 #define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c))
1284
1285 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1286
1287 #define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
1288
1289 /* Common functions */
1290 bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
1291 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1292 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1293 struct amdgpu_job* job);
1294 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1295 int amdgpu_device_pci_reset(struct amdgpu_device *adev);
1296 bool amdgpu_device_need_post(struct amdgpu_device *adev);
1297
1298 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1299 u64 num_vis_bytes);
1300 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1301 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1302 const u32 *registers,
1303 const u32 array_size);
1304
1305 int amdgpu_device_mode1_reset(struct amdgpu_device *adev);
1306 bool amdgpu_device_supports_atpx(struct drm_device *dev);
1307 bool amdgpu_device_supports_px(struct drm_device *dev);
1308 bool amdgpu_device_supports_boco(struct drm_device *dev);
1309 bool amdgpu_device_supports_smart_shift(struct drm_device *dev);
1310 bool amdgpu_device_supports_baco(struct drm_device *dev);
1311 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1312 struct amdgpu_device *peer_adev);
1313 int amdgpu_device_baco_enter(struct drm_device *dev);
1314 int amdgpu_device_baco_exit(struct drm_device *dev);
1315
1316 void amdgpu_device_flush_hdp(struct amdgpu_device *adev,
1317 struct amdgpu_ring *ring);
1318 void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev,
1319 struct amdgpu_ring *ring);
1320
1321 /* atpx handler */
1322 #if defined(CONFIG_VGA_SWITCHEROO)
1323 void amdgpu_register_atpx_handler(void);
1324 void amdgpu_unregister_atpx_handler(void);
1325 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1326 bool amdgpu_is_atpx_hybrid(void);
1327 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1328 bool amdgpu_has_atpx(void);
1329 #else
amdgpu_register_atpx_handler(void)1330 static inline void amdgpu_register_atpx_handler(void) {}
amdgpu_unregister_atpx_handler(void)1331 static inline void amdgpu_unregister_atpx_handler(void) {}
amdgpu_has_atpx_dgpu_power_cntl(void)1332 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
amdgpu_is_atpx_hybrid(void)1333 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
amdgpu_atpx_dgpu_req_power_for_displays(void)1334 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
amdgpu_has_atpx(void)1335 static inline bool amdgpu_has_atpx(void) { return false; }
1336 #endif
1337
1338 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1339 void *amdgpu_atpx_get_dhandle(void);
1340 #else
amdgpu_atpx_get_dhandle(void)1341 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1342 #endif
1343
1344 /*
1345 * KMS
1346 */
1347 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1348 extern const int amdgpu_max_kms_ioctl;
1349
1350 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
1351 void amdgpu_driver_unload_kms(struct drm_device *dev);
1352 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1353 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1354 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1355 struct drm_file *file_priv);
1356 void amdgpu_driver_release_kms(struct drm_device *dev);
1357
1358 int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1359 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1360 int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1361 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1362 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1363 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1364 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1365 unsigned long arg);
1366 int amdgpu_info_ioctl(struct drm_device *dev, void *data,
1367 struct drm_file *filp);
1368
1369 /*
1370 * functions used by amdgpu_encoder.c
1371 */
1372 struct amdgpu_afmt_acr {
1373 u32 clock;
1374
1375 int n_32khz;
1376 int cts_32khz;
1377
1378 int n_44_1khz;
1379 int cts_44_1khz;
1380
1381 int n_48khz;
1382 int cts_48khz;
1383
1384 };
1385
1386 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1387
1388 /* amdgpu_acpi.c */
1389
1390 /* ATCS Device/Driver State */
1391 #define AMDGPU_ATCS_PSC_DEV_STATE_D0 0
1392 #define AMDGPU_ATCS_PSC_DEV_STATE_D3_HOT 3
1393 #define AMDGPU_ATCS_PSC_DRV_STATE_OPR 0
1394 #define AMDGPU_ATCS_PSC_DRV_STATE_NOT_OPR 1
1395
1396 #if defined(CONFIG_ACPI)
1397 int amdgpu_acpi_init(struct amdgpu_device *adev);
1398 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1399 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1400 bool amdgpu_acpi_is_power_shift_control_supported(void);
1401 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1402 u8 perf_req, bool advertise);
1403 int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1404 u8 dev_state, bool drv_state);
1405 int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state);
1406 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1407
1408 void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps);
1409 bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev);
1410 void amdgpu_acpi_detect(void);
1411 #else
amdgpu_acpi_init(struct amdgpu_device * adev)1412 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
amdgpu_acpi_fini(struct amdgpu_device * adev)1413 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
amdgpu_acpi_is_s0ix_active(struct amdgpu_device * adev)1414 static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; }
amdgpu_acpi_detect(void)1415 static inline void amdgpu_acpi_detect(void) { }
amdgpu_acpi_is_power_shift_control_supported(void)1416 static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; }
amdgpu_acpi_power_shift_control(struct amdgpu_device * adev,u8 dev_state,bool drv_state)1417 static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1418 u8 dev_state, bool drv_state) { return 0; }
amdgpu_acpi_smart_shift_update(struct drm_device * dev,enum amdgpu_ss ss_state)1419 static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev,
1420 enum amdgpu_ss ss_state) { return 0; }
1421 #endif
1422
1423 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1424 uint64_t addr, struct amdgpu_bo **bo,
1425 struct amdgpu_bo_va_mapping **mapping);
1426
1427 #if defined(CONFIG_DRM_AMD_DC)
1428 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1429 #else
amdgpu_dm_display_resume(struct amdgpu_device * adev)1430 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1431 #endif
1432
1433
1434 void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1435 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1436
1437 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
1438 pci_channel_state_t state);
1439 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
1440 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
1441 void amdgpu_pci_resume(struct pci_dev *pdev);
1442
1443 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
1444 bool amdgpu_device_load_pci_state(struct pci_dev *pdev);
1445
1446 bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev);
1447
1448 int amdgpu_device_set_cg_state(struct amdgpu_device *adev,
1449 enum amd_clockgating_state state);
1450 int amdgpu_device_set_pg_state(struct amdgpu_device *adev,
1451 enum amd_powergating_state state);
1452
1453 #include "amdgpu_object.h"
1454
amdgpu_is_tmz(struct amdgpu_device * adev)1455 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1456 {
1457 return adev->gmc.tmz_enabled;
1458 }
1459
amdgpu_in_reset(struct amdgpu_device * adev)1460 static inline int amdgpu_in_reset(struct amdgpu_device *adev)
1461 {
1462 return atomic_read(&adev->in_gpu_reset);
1463 }
1464 #endif
1465