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 #include "amdgpu_ctx.h"
32
33 #include <linux/atomic.h>
34 #include <linux/wait.h>
35 #include <linux/list.h>
36 #include <linux/kref.h>
37 #include <linux/rbtree.h>
38 #include <linux/hashtable.h>
39 #include <linux/dma-fence.h>
40
41 #include <drm/ttm/ttm_bo_api.h>
42 #include <drm/ttm/ttm_bo_driver.h>
43 #include <drm/ttm/ttm_placement.h>
44 #include <drm/ttm/ttm_module.h>
45 #include <drm/ttm/ttm_execbuf_util.h>
46
47 #include <drm/amdgpu_drm.h>
48 #include <drm/drm_gem.h>
49 #include <drm/drm_ioctl.h>
50 #include <drm/gpu_scheduler.h>
51
52 #include <kgd_kfd_interface.h>
53 #include "dm_pp_interface.h"
54 #include "kgd_pp_interface.h"
55
56 #include "amd_shared.h"
57 #include "amdgpu_mode.h"
58 #include "amdgpu_ih.h"
59 #include "amdgpu_irq.h"
60 #include "amdgpu_ucode.h"
61 #include "amdgpu_ttm.h"
62 #include "amdgpu_psp.h"
63 #include "amdgpu_gds.h"
64 #include "amdgpu_sync.h"
65 #include "amdgpu_ring.h"
66 #include "amdgpu_vm.h"
67 #include "amdgpu_dpm.h"
68 #include "amdgpu_acp.h"
69 #include "amdgpu_uvd.h"
70 #include "amdgpu_vce.h"
71 #include "amdgpu_vcn.h"
72 #include "amdgpu_mn.h"
73 #include "amdgpu_gmc.h"
74 #include "amdgpu_gfx.h"
75 #include "amdgpu_sdma.h"
76 #include "amdgpu_dm.h"
77 #include "amdgpu_virt.h"
78 #include "amdgpu_csa.h"
79 #include "amdgpu_gart.h"
80 #include "amdgpu_debugfs.h"
81 #include "amdgpu_job.h"
82 #include "amdgpu_bo_list.h"
83 #include "amdgpu_gem.h"
84 #include "amdgpu_doorbell.h"
85 #include "amdgpu_amdkfd.h"
86 #include "amdgpu_smu.h"
87 #include "amdgpu_discovery.h"
88 #include "amdgpu_mes.h"
89 #include "amdgpu_umc.h"
90 #include "amdgpu_mmhub.h"
91
92 #define MAX_GPU_INSTANCE 16
93
94 struct amdgpu_gpu_instance
95 {
96 struct amdgpu_device *adev;
97 int mgpu_fan_enabled;
98 };
99
100 struct amdgpu_mgpu_info
101 {
102 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE];
103 struct mutex mutex;
104 uint32_t num_gpu;
105 uint32_t num_dgpu;
106 uint32_t num_apu;
107 };
108
109 /*
110 * Modules parameters.
111 */
112 extern int amdgpu_modeset;
113 extern int amdgpu_vram_limit;
114 extern int amdgpu_vis_vram_limit;
115 extern int amdgpu_gart_size;
116 extern int amdgpu_gtt_size;
117 extern int amdgpu_moverate;
118 extern int amdgpu_benchmarking;
119 extern int amdgpu_testing;
120 extern int amdgpu_audio;
121 extern int amdgpu_disp_priority;
122 extern int amdgpu_hw_i2c;
123 extern int amdgpu_pcie_gen2;
124 extern int amdgpu_msi;
125 extern int amdgpu_dpm;
126 extern int amdgpu_fw_load_type;
127 extern int amdgpu_aspm;
128 extern int amdgpu_runtime_pm;
129 extern uint amdgpu_ip_block_mask;
130 extern int amdgpu_bapm;
131 extern int amdgpu_deep_color;
132 extern int amdgpu_vm_size;
133 extern int amdgpu_vm_block_size;
134 extern int amdgpu_vm_fragment_size;
135 extern int amdgpu_vm_fault_stop;
136 extern int amdgpu_vm_debug;
137 extern int amdgpu_vm_update_mode;
138 extern int amdgpu_dc;
139 extern int amdgpu_sched_jobs;
140 extern int amdgpu_sched_hw_submission;
141 extern uint amdgpu_pcie_gen_cap;
142 extern uint amdgpu_pcie_lane_cap;
143 extern uint amdgpu_cg_mask;
144 extern uint amdgpu_pg_mask;
145 extern uint amdgpu_sdma_phase_quantum;
146 extern char *amdgpu_disable_cu;
147 extern char *amdgpu_virtual_display;
148 extern uint amdgpu_pp_feature_mask;
149 extern int amdgpu_ngg;
150 extern int amdgpu_prim_buf_per_se;
151 extern int amdgpu_pos_buf_per_se;
152 extern int amdgpu_cntl_sb_buf_per_se;
153 extern int amdgpu_param_buf_per_se;
154 extern int amdgpu_job_hang_limit;
155 extern int amdgpu_lbpw;
156 extern int amdgpu_compute_multipipe;
157 extern int amdgpu_gpu_recovery;
158 extern int amdgpu_emu_mode;
159 extern uint amdgpu_smu_memory_pool_size;
160 extern uint amdgpu_dc_feature_mask;
161 extern uint amdgpu_dm_abm_level;
162 extern struct amdgpu_mgpu_info mgpu_info;
163 extern int amdgpu_ras_enable;
164 extern uint amdgpu_ras_mask;
165 extern int amdgpu_async_gfx_ring;
166 extern int amdgpu_mcbp;
167 extern int amdgpu_discovery;
168 extern int amdgpu_mes;
169 extern int amdgpu_noretry;
170
171 #ifdef CONFIG_DRM_AMDGPU_SI
172 extern int amdgpu_si_support;
173 #endif
174 #ifdef CONFIG_DRM_AMDGPU_CIK
175 extern int amdgpu_cik_support;
176 #endif
177
178 #define AMDGPU_VM_MAX_NUM_CTX 4096
179 #define AMDGPU_SG_THRESHOLD (256*1024*1024)
180 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
181 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
182 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
183 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
184 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
185 #define AMDGPU_IB_POOL_SIZE 16
186 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
187 #define AMDGPUFB_CONN_LIMIT 4
188 #define AMDGPU_BIOS_NUM_SCRATCH 16
189
190 /* hard reset data */
191 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
192
193 /* reset flags */
194 #define AMDGPU_RESET_GFX (1 << 0)
195 #define AMDGPU_RESET_COMPUTE (1 << 1)
196 #define AMDGPU_RESET_DMA (1 << 2)
197 #define AMDGPU_RESET_CP (1 << 3)
198 #define AMDGPU_RESET_GRBM (1 << 4)
199 #define AMDGPU_RESET_DMA1 (1 << 5)
200 #define AMDGPU_RESET_RLC (1 << 6)
201 #define AMDGPU_RESET_SEM (1 << 7)
202 #define AMDGPU_RESET_IH (1 << 8)
203 #define AMDGPU_RESET_VMC (1 << 9)
204 #define AMDGPU_RESET_MC (1 << 10)
205 #define AMDGPU_RESET_DISPLAY (1 << 11)
206 #define AMDGPU_RESET_UVD (1 << 12)
207 #define AMDGPU_RESET_VCE (1 << 13)
208 #define AMDGPU_RESET_VCE1 (1 << 14)
209
210 /* max cursor sizes (in pixels) */
211 #define CIK_CURSOR_WIDTH 128
212 #define CIK_CURSOR_HEIGHT 128
213
214 struct amdgpu_device;
215 struct amdgpu_ib;
216 struct amdgpu_cs_parser;
217 struct amdgpu_job;
218 struct amdgpu_irq_src;
219 struct amdgpu_fpriv;
220 struct amdgpu_bo_va_mapping;
221 struct amdgpu_atif;
222 struct kfd_vm_fault_info;
223
224 enum amdgpu_cp_irq {
225 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
226 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
227 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
228 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
229 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
230 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
231 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
232 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
233 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
234 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
235
236 AMDGPU_CP_IRQ_LAST
237 };
238
239 enum amdgpu_thermal_irq {
240 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
241 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
242
243 AMDGPU_THERMAL_IRQ_LAST
244 };
245
246 enum amdgpu_kiq_irq {
247 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
248 AMDGPU_CP_KIQ_IRQ_LAST
249 };
250
251 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
252 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
253 #define MAX_KIQ_REG_TRY 80 /* 20 -> 80 */
254
255 int amdgpu_device_ip_set_clockgating_state(void *dev,
256 enum amd_ip_block_type block_type,
257 enum amd_clockgating_state state);
258 int amdgpu_device_ip_set_powergating_state(void *dev,
259 enum amd_ip_block_type block_type,
260 enum amd_powergating_state state);
261 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
262 u32 *flags);
263 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
264 enum amd_ip_block_type block_type);
265 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
266 enum amd_ip_block_type block_type);
267
268 #define AMDGPU_MAX_IP_NUM 16
269
270 struct amdgpu_ip_block_status {
271 bool valid;
272 bool sw;
273 bool hw;
274 bool late_initialized;
275 bool hang;
276 };
277
278 struct amdgpu_ip_block_version {
279 const enum amd_ip_block_type type;
280 const u32 major;
281 const u32 minor;
282 const u32 rev;
283 const struct amd_ip_funcs *funcs;
284 };
285
286 struct amdgpu_ip_block {
287 struct amdgpu_ip_block_status status;
288 const struct amdgpu_ip_block_version *version;
289 };
290
291 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
292 enum amd_ip_block_type type,
293 u32 major, u32 minor);
294
295 struct amdgpu_ip_block *
296 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
297 enum amd_ip_block_type type);
298
299 int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
300 const struct amdgpu_ip_block_version *ip_block_version);
301
302 /*
303 * BIOS.
304 */
305 bool amdgpu_get_bios(struct amdgpu_device *adev);
306 bool amdgpu_read_bios(struct amdgpu_device *adev);
307
308 /*
309 * Clocks
310 */
311
312 #define AMDGPU_MAX_PPLL 3
313
314 struct amdgpu_clock {
315 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
316 struct amdgpu_pll spll;
317 struct amdgpu_pll mpll;
318 /* 10 Khz units */
319 uint32_t default_mclk;
320 uint32_t default_sclk;
321 uint32_t default_dispclk;
322 uint32_t current_dispclk;
323 uint32_t dp_extclk;
324 uint32_t max_pixel_clock;
325 };
326
327 /* sub-allocation manager, it has to be protected by another lock.
328 * By conception this is an helper for other part of the driver
329 * like the indirect buffer or semaphore, which both have their
330 * locking.
331 *
332 * Principe is simple, we keep a list of sub allocation in offset
333 * order (first entry has offset == 0, last entry has the highest
334 * offset).
335 *
336 * When allocating new object we first check if there is room at
337 * the end total_size - (last_object_offset + last_object_size) >=
338 * alloc_size. If so we allocate new object there.
339 *
340 * When there is not enough room at the end, we start waiting for
341 * each sub object until we reach object_offset+object_size >=
342 * alloc_size, this object then become the sub object we return.
343 *
344 * Alignment can't be bigger than page size.
345 *
346 * Hole are not considered for allocation to keep things simple.
347 * Assumption is that there won't be hole (all object on same
348 * alignment).
349 */
350
351 #define AMDGPU_SA_NUM_FENCE_LISTS 32
352
353 struct amdgpu_sa_manager {
354 wait_queue_head_t wq;
355 struct amdgpu_bo *bo;
356 struct list_head *hole;
357 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
358 struct list_head olist;
359 unsigned size;
360 uint64_t gpu_addr;
361 void *cpu_ptr;
362 uint32_t domain;
363 uint32_t align;
364 };
365
366 /* sub-allocation buffer */
367 struct amdgpu_sa_bo {
368 struct list_head olist;
369 struct list_head flist;
370 struct amdgpu_sa_manager *manager;
371 unsigned soffset;
372 unsigned eoffset;
373 struct dma_fence *fence;
374 };
375
376 int amdgpu_fence_slab_init(void);
377 void amdgpu_fence_slab_fini(void);
378
379 /*
380 * IRQS.
381 */
382
383 struct amdgpu_flip_work {
384 struct delayed_work flip_work;
385 struct work_struct unpin_work;
386 struct amdgpu_device *adev;
387 int crtc_id;
388 u32 target_vblank;
389 uint64_t base;
390 struct drm_pending_vblank_event *event;
391 struct amdgpu_bo *old_abo;
392 struct dma_fence *excl;
393 unsigned shared_count;
394 struct dma_fence **shared;
395 struct dma_fence_cb cb;
396 bool async;
397 };
398
399
400 /*
401 * CP & rings.
402 */
403
404 struct amdgpu_ib {
405 struct amdgpu_sa_bo *sa_bo;
406 uint32_t length_dw;
407 uint64_t gpu_addr;
408 uint32_t *ptr;
409 uint32_t flags;
410 };
411
412 extern const struct drm_sched_backend_ops amdgpu_sched_ops;
413
414 /*
415 * file private structure
416 */
417
418 struct amdgpu_fpriv {
419 struct amdgpu_vm vm;
420 struct amdgpu_bo_va *prt_va;
421 struct amdgpu_bo_va *csa_va;
422 struct mutex bo_list_lock;
423 struct idr bo_list_handles;
424 struct amdgpu_ctx_mgr ctx_mgr;
425 };
426
427 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
428 int amdgpu_device_get_job_timeout_settings(struct amdgpu_device *adev);
429
430 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
431 unsigned size, struct amdgpu_ib *ib);
432 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
433 struct dma_fence *f);
434 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
435 struct amdgpu_ib *ibs, struct amdgpu_job *job,
436 struct dma_fence **f);
437 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
438 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
439 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
440
441 /*
442 * CS.
443 */
444 struct amdgpu_cs_chunk {
445 uint32_t chunk_id;
446 uint32_t length_dw;
447 void *kdata;
448 };
449
450 struct amdgpu_cs_post_dep {
451 struct drm_syncobj *syncobj;
452 struct dma_fence_chain *chain;
453 u64 point;
454 };
455
456 struct amdgpu_cs_parser {
457 struct amdgpu_device *adev;
458 struct drm_file *filp;
459 struct amdgpu_ctx *ctx;
460
461 /* chunks */
462 unsigned nchunks;
463 struct amdgpu_cs_chunk *chunks;
464
465 /* scheduler job object */
466 struct amdgpu_job *job;
467 struct drm_sched_entity *entity;
468
469 /* buffer objects */
470 struct ww_acquire_ctx ticket;
471 struct amdgpu_bo_list *bo_list;
472 struct amdgpu_mn *mn;
473 struct amdgpu_bo_list_entry vm_pd;
474 struct list_head validated;
475 struct dma_fence *fence;
476 uint64_t bytes_moved_threshold;
477 uint64_t bytes_moved_vis_threshold;
478 uint64_t bytes_moved;
479 uint64_t bytes_moved_vis;
480 struct amdgpu_bo_list_entry *evictable;
481
482 /* user fence */
483 struct amdgpu_bo_list_entry uf_entry;
484
485 unsigned num_post_deps;
486 struct amdgpu_cs_post_dep *post_deps;
487 };
488
amdgpu_get_ib_value(struct amdgpu_cs_parser * p,uint32_t ib_idx,int idx)489 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
490 uint32_t ib_idx, int idx)
491 {
492 return p->job->ibs[ib_idx].ptr[idx];
493 }
494
amdgpu_set_ib_value(struct amdgpu_cs_parser * p,uint32_t ib_idx,int idx,uint32_t value)495 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
496 uint32_t ib_idx, int idx,
497 uint32_t value)
498 {
499 p->job->ibs[ib_idx].ptr[idx] = value;
500 }
501
502 /*
503 * Writeback
504 */
505 #define AMDGPU_MAX_WB 128 /* Reserve at most 128 WB slots for amdgpu-owned rings. */
506
507 struct amdgpu_wb {
508 struct amdgpu_bo *wb_obj;
509 volatile uint32_t *wb;
510 uint64_t gpu_addr;
511 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
512 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
513 };
514
515 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
516 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
517
518 /*
519 * Benchmarking
520 */
521 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
522
523
524 /*
525 * Testing
526 */
527 void amdgpu_test_moves(struct amdgpu_device *adev);
528
529 /*
530 * ASIC specific register table accessible by UMD
531 */
532 struct amdgpu_allowed_register_entry {
533 uint32_t reg_offset;
534 bool grbm_indexed;
535 };
536
537 enum amd_reset_method {
538 AMD_RESET_METHOD_LEGACY = 0,
539 AMD_RESET_METHOD_MODE0,
540 AMD_RESET_METHOD_MODE1,
541 AMD_RESET_METHOD_MODE2,
542 AMD_RESET_METHOD_BACO
543 };
544
545 /*
546 * ASIC specific functions.
547 */
548 struct amdgpu_asic_funcs {
549 bool (*read_disabled_bios)(struct amdgpu_device *adev);
550 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
551 u8 *bios, u32 length_bytes);
552 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
553 u32 sh_num, u32 reg_offset, u32 *value);
554 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
555 int (*reset)(struct amdgpu_device *adev);
556 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
557 /* get the reference clock */
558 u32 (*get_xclk)(struct amdgpu_device *adev);
559 /* MM block clocks */
560 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
561 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
562 /* static power management */
563 int (*get_pcie_lanes)(struct amdgpu_device *adev);
564 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
565 /* get config memsize register */
566 u32 (*get_config_memsize)(struct amdgpu_device *adev);
567 /* flush hdp write queue */
568 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
569 /* invalidate hdp read cache */
570 void (*invalidate_hdp)(struct amdgpu_device *adev,
571 struct amdgpu_ring *ring);
572 /* check if the asic needs a full reset of if soft reset will work */
573 bool (*need_full_reset)(struct amdgpu_device *adev);
574 /* initialize doorbell layout for specific asic*/
575 void (*init_doorbell_index)(struct amdgpu_device *adev);
576 /* PCIe bandwidth usage */
577 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
578 uint64_t *count1);
579 /* do we need to reset the asic at init time (e.g., kexec) */
580 bool (*need_reset_on_init)(struct amdgpu_device *adev);
581 /* PCIe replay counter */
582 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
583 };
584
585 /*
586 * IOCTL.
587 */
588 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
589 struct drm_file *filp);
590
591 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
592 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
593 struct drm_file *filp);
594 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
595 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
596 struct drm_file *filp);
597
598 /* VRAM scratch page for HDP bug, default vram page */
599 struct amdgpu_vram_scratch {
600 struct amdgpu_bo *robj;
601 volatile uint32_t *ptr;
602 u64 gpu_addr;
603 };
604
605 /*
606 * ACPI
607 */
608 struct amdgpu_atcs_functions {
609 bool get_ext_state;
610 bool pcie_perf_req;
611 bool pcie_dev_rdy;
612 bool pcie_bus_width;
613 };
614
615 struct amdgpu_atcs {
616 struct amdgpu_atcs_functions functions;
617 };
618
619 /*
620 * Firmware VRAM reservation
621 */
622 struct amdgpu_fw_vram_usage {
623 u64 start_offset;
624 u64 size;
625 struct amdgpu_bo *reserved_bo;
626 void *va;
627 };
628
629 /*
630 * CGS
631 */
632 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
633 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
634
635 /*
636 * Core structure, functions and helpers.
637 */
638 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
639 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
640
641 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
642 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
643
644 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
645 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
646
647
648 /*
649 * amdgpu nbio functions
650 *
651 */
652 struct nbio_hdp_flush_reg {
653 u32 ref_and_mask_cp0;
654 u32 ref_and_mask_cp1;
655 u32 ref_and_mask_cp2;
656 u32 ref_and_mask_cp3;
657 u32 ref_and_mask_cp4;
658 u32 ref_and_mask_cp5;
659 u32 ref_and_mask_cp6;
660 u32 ref_and_mask_cp7;
661 u32 ref_and_mask_cp8;
662 u32 ref_and_mask_cp9;
663 u32 ref_and_mask_sdma0;
664 u32 ref_and_mask_sdma1;
665 u32 ref_and_mask_sdma2;
666 u32 ref_and_mask_sdma3;
667 u32 ref_and_mask_sdma4;
668 u32 ref_and_mask_sdma5;
669 u32 ref_and_mask_sdma6;
670 u32 ref_and_mask_sdma7;
671 };
672
673 struct amdgpu_mmio_remap {
674 u32 reg_offset;
675 resource_size_t bus_addr;
676 };
677
678 struct amdgpu_nbio_funcs {
679 const struct nbio_hdp_flush_reg *hdp_flush_reg;
680 u32 (*get_hdp_flush_req_offset)(struct amdgpu_device *adev);
681 u32 (*get_hdp_flush_done_offset)(struct amdgpu_device *adev);
682 u32 (*get_pcie_index_offset)(struct amdgpu_device *adev);
683 u32 (*get_pcie_data_offset)(struct amdgpu_device *adev);
684 u32 (*get_rev_id)(struct amdgpu_device *adev);
685 void (*mc_access_enable)(struct amdgpu_device *adev, bool enable);
686 void (*hdp_flush)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
687 u32 (*get_memsize)(struct amdgpu_device *adev);
688 void (*sdma_doorbell_range)(struct amdgpu_device *adev, int instance,
689 bool use_doorbell, int doorbell_index, int doorbell_size);
690 void (*vcn_doorbell_range)(struct amdgpu_device *adev, bool use_doorbell,
691 int doorbell_index, int instance);
692 void (*enable_doorbell_aperture)(struct amdgpu_device *adev,
693 bool enable);
694 void (*enable_doorbell_selfring_aperture)(struct amdgpu_device *adev,
695 bool enable);
696 void (*ih_doorbell_range)(struct amdgpu_device *adev,
697 bool use_doorbell, int doorbell_index);
698 void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev,
699 bool enable);
700 void (*update_medium_grain_light_sleep)(struct amdgpu_device *adev,
701 bool enable);
702 void (*get_clockgating_state)(struct amdgpu_device *adev,
703 u32 *flags);
704 void (*ih_control)(struct amdgpu_device *adev);
705 void (*init_registers)(struct amdgpu_device *adev);
706 void (*detect_hw_virt)(struct amdgpu_device *adev);
707 void (*remap_hdp_registers)(struct amdgpu_device *adev);
708 };
709
710 struct amdgpu_df_funcs {
711 void (*sw_init)(struct amdgpu_device *adev);
712 void (*enable_broadcast_mode)(struct amdgpu_device *adev,
713 bool enable);
714 u32 (*get_fb_channel_number)(struct amdgpu_device *adev);
715 u32 (*get_hbm_channel_number)(struct amdgpu_device *adev);
716 void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev,
717 bool enable);
718 void (*get_clockgating_state)(struct amdgpu_device *adev,
719 u32 *flags);
720 void (*enable_ecc_force_par_wr_rmw)(struct amdgpu_device *adev,
721 bool enable);
722 int (*pmc_start)(struct amdgpu_device *adev, uint64_t config,
723 int is_enable);
724 int (*pmc_stop)(struct amdgpu_device *adev, uint64_t config,
725 int is_disable);
726 void (*pmc_get_count)(struct amdgpu_device *adev, uint64_t config,
727 uint64_t *count);
728 uint64_t (*get_fica)(struct amdgpu_device *adev, uint32_t ficaa_val);
729 void (*set_fica)(struct amdgpu_device *adev, uint32_t ficaa_val,
730 uint32_t ficadl_val, uint32_t ficadh_val);
731 };
732 /* Define the HW IP blocks will be used in driver , add more if necessary */
733 enum amd_hw_ip_block_type {
734 GC_HWIP = 1,
735 HDP_HWIP,
736 SDMA0_HWIP,
737 SDMA1_HWIP,
738 SDMA2_HWIP,
739 SDMA3_HWIP,
740 SDMA4_HWIP,
741 SDMA5_HWIP,
742 SDMA6_HWIP,
743 SDMA7_HWIP,
744 MMHUB_HWIP,
745 ATHUB_HWIP,
746 NBIO_HWIP,
747 MP0_HWIP,
748 MP1_HWIP,
749 UVD_HWIP,
750 VCN_HWIP = UVD_HWIP,
751 VCE_HWIP,
752 DF_HWIP,
753 DCE_HWIP,
754 OSSSYS_HWIP,
755 SMUIO_HWIP,
756 PWR_HWIP,
757 NBIF_HWIP,
758 THM_HWIP,
759 CLK_HWIP,
760 UMC_HWIP,
761 RSMU_HWIP,
762 MAX_HWIP
763 };
764
765 #define HWIP_MAX_INSTANCE 8
766
767 struct amd_powerplay {
768 void *pp_handle;
769 const struct amd_pm_funcs *pp_funcs;
770 };
771
772 #define AMDGPU_RESET_MAGIC_NUM 64
773 #define AMDGPU_MAX_DF_PERFMONS 4
774 struct amdgpu_device {
775 struct device *dev;
776 struct drm_device *ddev;
777 struct pci_dev *pdev;
778
779 #ifdef CONFIG_DRM_AMD_ACP
780 struct amdgpu_acp acp;
781 #endif
782
783 /* ASIC */
784 enum amd_asic_type asic_type;
785 uint32_t family;
786 uint32_t rev_id;
787 uint32_t external_rev_id;
788 unsigned long flags;
789 int usec_timeout;
790 const struct amdgpu_asic_funcs *asic_funcs;
791 bool shutdown;
792 bool need_swiotlb;
793 bool accel_working;
794 struct notifier_block acpi_nb;
795 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
796 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
797 unsigned debugfs_count;
798 #if defined(CONFIG_DEBUG_FS)
799 struct dentry *debugfs_preempt;
800 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
801 #endif
802 struct amdgpu_atif *atif;
803 struct amdgpu_atcs atcs;
804 struct mutex srbm_mutex;
805 /* GRBM index mutex. Protects concurrent access to GRBM index */
806 struct mutex grbm_idx_mutex;
807 struct dev_pm_domain vga_pm_domain;
808 bool have_disp_power_ref;
809 bool have_atomics_support;
810
811 /* BIOS */
812 bool is_atom_fw;
813 uint8_t *bios;
814 uint32_t bios_size;
815 struct amdgpu_bo *stolen_vga_memory;
816 struct amdgpu_bo *discovery_memory;
817 uint32_t bios_scratch_reg_offset;
818 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
819
820 /* Register/doorbell mmio */
821 resource_size_t rmmio_base;
822 resource_size_t rmmio_size;
823 void __iomem *rmmio;
824 /* protects concurrent MM_INDEX/DATA based register access */
825 spinlock_t mmio_idx_lock;
826 struct amdgpu_mmio_remap rmmio_remap;
827 /* protects concurrent SMC based register access */
828 spinlock_t smc_idx_lock;
829 amdgpu_rreg_t smc_rreg;
830 amdgpu_wreg_t smc_wreg;
831 /* protects concurrent PCIE register access */
832 spinlock_t pcie_idx_lock;
833 amdgpu_rreg_t pcie_rreg;
834 amdgpu_wreg_t pcie_wreg;
835 amdgpu_rreg_t pciep_rreg;
836 amdgpu_wreg_t pciep_wreg;
837 amdgpu_rreg64_t pcie_rreg64;
838 amdgpu_wreg64_t pcie_wreg64;
839 /* protects concurrent UVD register access */
840 spinlock_t uvd_ctx_idx_lock;
841 amdgpu_rreg_t uvd_ctx_rreg;
842 amdgpu_wreg_t uvd_ctx_wreg;
843 /* protects concurrent DIDT register access */
844 spinlock_t didt_idx_lock;
845 amdgpu_rreg_t didt_rreg;
846 amdgpu_wreg_t didt_wreg;
847 /* protects concurrent gc_cac register access */
848 spinlock_t gc_cac_idx_lock;
849 amdgpu_rreg_t gc_cac_rreg;
850 amdgpu_wreg_t gc_cac_wreg;
851 /* protects concurrent se_cac register access */
852 spinlock_t se_cac_idx_lock;
853 amdgpu_rreg_t se_cac_rreg;
854 amdgpu_wreg_t se_cac_wreg;
855 /* protects concurrent ENDPOINT (audio) register access */
856 spinlock_t audio_endpt_idx_lock;
857 amdgpu_block_rreg_t audio_endpt_rreg;
858 amdgpu_block_wreg_t audio_endpt_wreg;
859 void __iomem *rio_mem;
860 resource_size_t rio_mem_size;
861 struct amdgpu_doorbell doorbell;
862
863 /* clock/pll info */
864 struct amdgpu_clock clock;
865
866 /* MC */
867 struct amdgpu_gmc gmc;
868 struct amdgpu_gart gart;
869 dma_addr_t dummy_page_addr;
870 struct amdgpu_vm_manager vm_manager;
871 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
872 unsigned num_vmhubs;
873
874 /* memory management */
875 struct amdgpu_mman mman;
876 struct amdgpu_vram_scratch vram_scratch;
877 struct amdgpu_wb wb;
878 atomic64_t num_bytes_moved;
879 atomic64_t num_evictions;
880 atomic64_t num_vram_cpu_page_faults;
881 atomic_t gpu_reset_counter;
882 atomic_t vram_lost_counter;
883
884 /* data for buffer migration throttling */
885 struct {
886 spinlock_t lock;
887 s64 last_update_us;
888 s64 accum_us; /* accumulated microseconds */
889 s64 accum_us_vis; /* for visible VRAM */
890 u32 log2_max_MBps;
891 } mm_stats;
892
893 /* display */
894 bool enable_virtual_display;
895 struct amdgpu_mode_info mode_info;
896 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
897 struct work_struct hotplug_work;
898 struct amdgpu_irq_src crtc_irq;
899 struct amdgpu_irq_src vupdate_irq;
900 struct amdgpu_irq_src pageflip_irq;
901 struct amdgpu_irq_src hpd_irq;
902
903 /* rings */
904 u64 fence_context;
905 unsigned num_rings;
906 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
907 bool ib_pool_ready;
908 struct amdgpu_sa_manager ring_tmp_bo;
909
910 /* interrupts */
911 struct amdgpu_irq irq;
912
913 /* powerplay */
914 struct amd_powerplay powerplay;
915 bool pp_force_state_enabled;
916
917 /* smu */
918 struct smu_context smu;
919
920 /* dpm */
921 struct amdgpu_pm pm;
922 u32 cg_flags;
923 u32 pg_flags;
924
925 /* gfx */
926 struct amdgpu_gfx gfx;
927
928 /* sdma */
929 struct amdgpu_sdma sdma;
930
931 /* uvd */
932 struct amdgpu_uvd uvd;
933
934 /* vce */
935 struct amdgpu_vce vce;
936
937 /* vcn */
938 struct amdgpu_vcn vcn;
939
940 /* firmwares */
941 struct amdgpu_firmware firmware;
942
943 /* PSP */
944 struct psp_context psp;
945
946 /* GDS */
947 struct amdgpu_gds gds;
948
949 /* KFD */
950 struct amdgpu_kfd_dev kfd;
951
952 /* UMC */
953 struct amdgpu_umc umc;
954
955 /* display related functionality */
956 struct amdgpu_display_manager dm;
957
958 /* discovery */
959 uint8_t *discovery;
960
961 /* mes */
962 bool enable_mes;
963 struct amdgpu_mes mes;
964
965 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
966 int num_ip_blocks;
967 struct mutex mn_lock;
968 DECLARE_HASHTABLE(mn_hash, 7);
969
970 /* tracking pinned memory */
971 atomic64_t vram_pin_size;
972 atomic64_t visible_pin_size;
973 atomic64_t gart_pin_size;
974
975 /* soc15 register offset based on ip, instance and segment */
976 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
977
978 const struct amdgpu_nbio_funcs *nbio_funcs;
979 const struct amdgpu_df_funcs *df_funcs;
980 const struct amdgpu_mmhub_funcs *mmhub_funcs;
981
982 /* delayed work_func for deferring clockgating during resume */
983 struct delayed_work delayed_init_work;
984
985 struct amdgpu_virt virt;
986 /* firmware VRAM reservation */
987 struct amdgpu_fw_vram_usage fw_vram_usage;
988
989 /* link all shadow bo */
990 struct list_head shadow_list;
991 struct mutex shadow_list_lock;
992 /* keep an lru list of rings by HW IP */
993 struct list_head ring_lru_list;
994 spinlock_t ring_lru_list_lock;
995
996 /* record hw reset is performed */
997 bool has_hw_reset;
998 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
999
1000 /* s3/s4 mask */
1001 bool in_suspend;
1002
1003 /* record last mm index being written through WREG32*/
1004 unsigned long last_mm_index;
1005 bool in_gpu_reset;
1006 enum pp_mp1_state mp1_state;
1007 struct mutex lock_reset;
1008 struct amdgpu_doorbell_index doorbell_index;
1009
1010 int asic_reset_res;
1011 struct work_struct xgmi_reset_work;
1012
1013 bool in_baco_reset;
1014
1015 long gfx_timeout;
1016 long sdma_timeout;
1017 long video_timeout;
1018 long compute_timeout;
1019
1020 uint64_t unique_id;
1021 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1022 };
1023
amdgpu_ttm_adev(struct ttm_bo_device * bdev)1024 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1025 {
1026 return container_of(bdev, struct amdgpu_device, mman.bdev);
1027 }
1028
1029 int amdgpu_device_init(struct amdgpu_device *adev,
1030 struct drm_device *ddev,
1031 struct pci_dev *pdev,
1032 uint32_t flags);
1033 void amdgpu_device_fini(struct amdgpu_device *adev);
1034 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1035
1036 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
1037 uint32_t acc_flags);
1038 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
1039 uint32_t acc_flags);
1040 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1041 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1042
1043 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1044 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1045
1046 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1047 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1048
1049 int emu_soc_asic_init(struct amdgpu_device *adev);
1050
1051 /*
1052 * Registers read & write functions.
1053 */
1054
1055 #define AMDGPU_REGS_IDX (1<<0)
1056 #define AMDGPU_REGS_NO_KIQ (1<<1)
1057
1058 #define RREG32_NO_KIQ(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1059 #define WREG32_NO_KIQ(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1060
1061 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1062 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1063
1064 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), 0)
1065 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_IDX)
1066 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), 0))
1067 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), 0)
1068 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_IDX)
1069 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1070 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1071 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1072 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1073 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1074 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1075 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1076 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1077 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1078 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1079 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1080 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1081 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1082 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1083 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1084 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1085 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1086 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1087 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1088 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1089 #define WREG32_P(reg, val, mask) \
1090 do { \
1091 uint32_t tmp_ = RREG32(reg); \
1092 tmp_ &= (mask); \
1093 tmp_ |= ((val) & ~(mask)); \
1094 WREG32(reg, tmp_); \
1095 } while (0)
1096 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1097 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1098 #define WREG32_PLL_P(reg, val, mask) \
1099 do { \
1100 uint32_t tmp_ = RREG32_PLL(reg); \
1101 tmp_ &= (mask); \
1102 tmp_ |= ((val) & ~(mask)); \
1103 WREG32_PLL(reg, tmp_); \
1104 } while (0)
1105 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
1106 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1107 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1108
1109 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1110 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1111
1112 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1113 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1114 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1115
1116 #define REG_GET_FIELD(value, reg, field) \
1117 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1118
1119 #define WREG32_FIELD(reg, field, val) \
1120 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1121
1122 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1123 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1124
1125 /*
1126 * BIOS helpers.
1127 */
1128 #define RBIOS8(i) (adev->bios[i])
1129 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1130 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1131
1132 /*
1133 * ASICs macro.
1134 */
1135 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1136 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1137 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1138 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1139 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1140 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1141 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1142 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1143 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1144 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1145 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1146 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1147 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1148 #define amdgpu_asic_flush_hdp(adev, r) (adev)->asic_funcs->flush_hdp((adev), (r))
1149 #define amdgpu_asic_invalidate_hdp(adev, r) (adev)->asic_funcs->invalidate_hdp((adev), (r))
1150 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1151 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1152 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1153 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1154 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1155 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1156
1157 /* Common functions */
1158 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1159 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1160 struct amdgpu_job* job);
1161 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1162 bool amdgpu_device_need_post(struct amdgpu_device *adev);
1163
1164 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1165 u64 num_vis_bytes);
1166 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1167 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1168 const u32 *registers,
1169 const u32 array_size);
1170
1171 bool amdgpu_device_is_px(struct drm_device *dev);
1172 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1173 struct amdgpu_device *peer_adev);
1174
1175 /* atpx handler */
1176 #if defined(CONFIG_VGA_SWITCHEROO)
1177 void amdgpu_register_atpx_handler(void);
1178 void amdgpu_unregister_atpx_handler(void);
1179 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1180 bool amdgpu_is_atpx_hybrid(void);
1181 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1182 bool amdgpu_has_atpx(void);
1183 #else
amdgpu_register_atpx_handler(void)1184 static inline void amdgpu_register_atpx_handler(void) {}
amdgpu_unregister_atpx_handler(void)1185 static inline void amdgpu_unregister_atpx_handler(void) {}
amdgpu_has_atpx_dgpu_power_cntl(void)1186 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
amdgpu_is_atpx_hybrid(void)1187 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
amdgpu_atpx_dgpu_req_power_for_displays(void)1188 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
amdgpu_has_atpx(void)1189 static inline bool amdgpu_has_atpx(void) { return false; }
1190 #endif
1191
1192 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1193 void *amdgpu_atpx_get_dhandle(void);
1194 #else
amdgpu_atpx_get_dhandle(void)1195 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1196 #endif
1197
1198 /*
1199 * KMS
1200 */
1201 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1202 extern const int amdgpu_max_kms_ioctl;
1203
1204 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
1205 void amdgpu_driver_unload_kms(struct drm_device *dev);
1206 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1207 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1208 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1209 struct drm_file *file_priv);
1210 int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1211 int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);
1212 int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);
1213 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
1214 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1215 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
1216 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1217 unsigned long arg);
1218
1219 /*
1220 * functions used by amdgpu_encoder.c
1221 */
1222 struct amdgpu_afmt_acr {
1223 u32 clock;
1224
1225 int n_32khz;
1226 int cts_32khz;
1227
1228 int n_44_1khz;
1229 int cts_44_1khz;
1230
1231 int n_48khz;
1232 int cts_48khz;
1233
1234 };
1235
1236 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1237
1238 /* amdgpu_acpi.c */
1239 #if defined(CONFIG_ACPI)
1240 int amdgpu_acpi_init(struct amdgpu_device *adev);
1241 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1242 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1243 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1244 u8 perf_req, bool advertise);
1245 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1246
1247 void amdgpu_acpi_get_backlight_caps(struct amdgpu_device *adev,
1248 struct amdgpu_dm_backlight_caps *caps);
1249 #else
amdgpu_acpi_init(struct amdgpu_device * adev)1250 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
amdgpu_acpi_fini(struct amdgpu_device * adev)1251 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1252 #endif
1253
1254 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1255 uint64_t addr, struct amdgpu_bo **bo,
1256 struct amdgpu_bo_va_mapping **mapping);
1257
1258 #if defined(CONFIG_DRM_AMD_DC)
1259 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1260 #else
amdgpu_dm_display_resume(struct amdgpu_device * adev)1261 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1262 #endif
1263
1264
1265 void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1266 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1267
1268 #include "amdgpu_object.h"
1269
1270 /* used by df_v3_6.c and amdgpu_pmu.c */
1271 #define AMDGPU_PMU_ATTR(_name, _object) \
1272 static ssize_t \
1273 _name##_show(struct device *dev, \
1274 struct device_attribute *attr, \
1275 char *page) \
1276 { \
1277 BUILD_BUG_ON(sizeof(_object) >= PAGE_SIZE - 1); \
1278 return sprintf(page, _object "\n"); \
1279 } \
1280 \
1281 static struct device_attribute pmu_attr_##_name = __ATTR_RO(_name)
1282
1283 #endif
1284
1285