2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
24 * Authors: Dave Airlie
35 #define pr_fmt(fmt) "amdgpu: " fmt
41 #define dev_fmt(fmt) "amdgpu: " fmt
43 #include "amdgpu_ctx.h"
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>
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>
60 #include <drm/amdgpu_drm.h>
61 #include <drm/drm_gem.h>
62 #include <drm/drm_ioctl.h>
63 #include <drm/gpu_scheduler.h>
65 #include <kgd_kfd_interface.h>
66 #include "dm_pp_interface.h"
67 #include "kgd_pp_interface.h"
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"
112 #define MAX_GPU_INSTANCE 16
114 struct amdgpu_gpu_instance
116 struct amdgpu_device *adev;
117 int mgpu_fan_enabled;
120 struct amdgpu_mgpu_info
122 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE];
128 /* delayed reset_func for XGMI configuration if necessary */
129 struct delayed_work delayed_reset_work;
140 struct amdgpu_watchdog_timer
142 bool timeout_fatal_disable;
143 uint32_t period; /* maxCycles = (1 << period), the number of cycles before a timeout */
146 #define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256
149 * Modules parameters.
151 extern int amdgpu_modeset;
152 extern int amdgpu_vram_limit;
153 extern int amdgpu_vis_vram_limit;
154 extern int amdgpu_gart_size;
155 extern int amdgpu_gtt_size;
156 extern int amdgpu_moverate;
157 extern int amdgpu_benchmarking;
158 extern int amdgpu_testing;
159 extern int amdgpu_audio;
160 extern int amdgpu_disp_priority;
161 extern int amdgpu_hw_i2c;
162 extern int amdgpu_pcie_gen2;
163 extern int amdgpu_msi;
164 extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
165 extern int amdgpu_dpm;
166 extern int amdgpu_fw_load_type;
167 extern int amdgpu_aspm;
168 extern int amdgpu_runtime_pm;
169 extern uint amdgpu_ip_block_mask;
170 extern int amdgpu_bapm;
171 extern int amdgpu_deep_color;
172 extern int amdgpu_vm_size;
173 extern int amdgpu_vm_block_size;
174 extern int amdgpu_vm_fragment_size;
175 extern int amdgpu_vm_fault_stop;
176 extern int amdgpu_vm_debug;
177 extern int amdgpu_vm_update_mode;
178 extern int amdgpu_exp_hw_support;
179 extern int amdgpu_dc;
180 extern int amdgpu_sched_jobs;
181 extern int amdgpu_sched_hw_submission;
182 extern uint amdgpu_pcie_gen_cap;
183 extern uint amdgpu_pcie_lane_cap;
184 extern uint amdgpu_cg_mask;
185 extern uint amdgpu_pg_mask;
186 extern uint amdgpu_sdma_phase_quantum;
187 extern char *amdgpu_disable_cu;
188 extern char *amdgpu_virtual_display;
189 extern uint amdgpu_pp_feature_mask;
190 extern uint amdgpu_force_long_training;
191 extern int amdgpu_job_hang_limit;
192 extern int amdgpu_lbpw;
193 extern int amdgpu_compute_multipipe;
194 extern int amdgpu_gpu_recovery;
195 extern int amdgpu_emu_mode;
196 extern uint amdgpu_smu_memory_pool_size;
197 extern int amdgpu_smu_pptable_id;
198 extern uint amdgpu_dc_feature_mask;
199 extern uint amdgpu_freesync_vid_mode;
200 extern uint amdgpu_dc_debug_mask;
201 extern uint amdgpu_dm_abm_level;
202 extern int amdgpu_backlight;
203 extern struct amdgpu_mgpu_info mgpu_info;
204 extern int amdgpu_ras_enable;
205 extern uint amdgpu_ras_mask;
206 extern int amdgpu_bad_page_threshold;
207 extern struct amdgpu_watchdog_timer amdgpu_watchdog_timer;
208 extern int amdgpu_async_gfx_ring;
209 extern int amdgpu_mcbp;
210 extern int amdgpu_discovery;
211 extern int amdgpu_mes;
212 extern int amdgpu_noretry;
213 extern int amdgpu_force_asic_type;
214 #ifdef CONFIG_HSA_AMD
215 extern int sched_policy;
216 extern bool debug_evictions;
217 extern bool no_system_mem_limit;
219 static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS;
220 static const bool __maybe_unused debug_evictions; /* = false */
221 static const bool __maybe_unused no_system_mem_limit;
224 extern int amdgpu_tmz;
225 extern int amdgpu_reset_method;
227 #ifdef CONFIG_DRM_AMDGPU_SI
228 extern int amdgpu_si_support;
230 #ifdef CONFIG_DRM_AMDGPU_CIK
231 extern int amdgpu_cik_support;
233 extern int amdgpu_num_kcq;
235 #define AMDGPU_VM_MAX_NUM_CTX 4096
236 #define AMDGPU_SG_THRESHOLD (256*1024*1024)
237 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
238 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
239 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
240 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
241 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
242 #define AMDGPUFB_CONN_LIMIT 4
243 #define AMDGPU_BIOS_NUM_SCRATCH 16
245 #define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */
247 /* hard reset data */
248 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
251 #define AMDGPU_RESET_GFX (1 << 0)
252 #define AMDGPU_RESET_COMPUTE (1 << 1)
253 #define AMDGPU_RESET_DMA (1 << 2)
254 #define AMDGPU_RESET_CP (1 << 3)
255 #define AMDGPU_RESET_GRBM (1 << 4)
256 #define AMDGPU_RESET_DMA1 (1 << 5)
257 #define AMDGPU_RESET_RLC (1 << 6)
258 #define AMDGPU_RESET_SEM (1 << 7)
259 #define AMDGPU_RESET_IH (1 << 8)
260 #define AMDGPU_RESET_VMC (1 << 9)
261 #define AMDGPU_RESET_MC (1 << 10)
262 #define AMDGPU_RESET_DISPLAY (1 << 11)
263 #define AMDGPU_RESET_UVD (1 << 12)
264 #define AMDGPU_RESET_VCE (1 << 13)
265 #define AMDGPU_RESET_VCE1 (1 << 14)
267 /* max cursor sizes (in pixels) */
268 #define CIK_CURSOR_WIDTH 128
269 #define CIK_CURSOR_HEIGHT 128
271 struct amdgpu_device;
273 struct amdgpu_cs_parser;
275 struct amdgpu_irq_src;
277 struct amdgpu_bo_va_mapping;
278 struct kfd_vm_fault_info;
279 struct amdgpu_hive_info;
280 struct amdgpu_reset_context;
281 struct amdgpu_reset_control;
284 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
285 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
286 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
287 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
288 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
289 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
290 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
291 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
292 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
293 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
298 enum amdgpu_thermal_irq {
299 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
300 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
302 AMDGPU_THERMAL_IRQ_LAST
305 enum amdgpu_kiq_irq {
306 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
307 AMDGPU_CP_KIQ_IRQ_LAST
310 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
311 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
312 #define MAX_KIQ_REG_TRY 1000
314 int amdgpu_device_ip_set_clockgating_state(void *dev,
315 enum amd_ip_block_type block_type,
316 enum amd_clockgating_state state);
317 int amdgpu_device_ip_set_powergating_state(void *dev,
318 enum amd_ip_block_type block_type,
319 enum amd_powergating_state state);
320 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
322 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
323 enum amd_ip_block_type block_type);
324 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
325 enum amd_ip_block_type block_type);
327 #define AMDGPU_MAX_IP_NUM 16
329 struct amdgpu_ip_block_status {
333 bool late_initialized;
337 struct amdgpu_ip_block_version {
338 const enum amd_ip_block_type type;
342 const struct amd_ip_funcs *funcs;
345 #define HW_REV(_Major, _Minor, _Rev) \
346 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev)))
348 struct amdgpu_ip_block {
349 struct amdgpu_ip_block_status status;
350 const struct amdgpu_ip_block_version *version;
353 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
354 enum amd_ip_block_type type,
355 u32 major, u32 minor);
357 struct amdgpu_ip_block *
358 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
359 enum amd_ip_block_type type);
361 int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
362 const struct amdgpu_ip_block_version *ip_block_version);
367 bool amdgpu_get_bios(struct amdgpu_device *adev);
368 bool amdgpu_read_bios(struct amdgpu_device *adev);
374 #define AMDGPU_MAX_PPLL 3
376 struct amdgpu_clock {
377 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
378 struct amdgpu_pll spll;
379 struct amdgpu_pll mpll;
381 uint32_t default_mclk;
382 uint32_t default_sclk;
383 uint32_t default_dispclk;
384 uint32_t current_dispclk;
386 uint32_t max_pixel_clock;
389 /* sub-allocation manager, it has to be protected by another lock.
390 * By conception this is an helper for other part of the driver
391 * like the indirect buffer or semaphore, which both have their
394 * Principe is simple, we keep a list of sub allocation in offset
395 * order (first entry has offset == 0, last entry has the highest
398 * When allocating new object we first check if there is room at
399 * the end total_size - (last_object_offset + last_object_size) >=
400 * alloc_size. If so we allocate new object there.
402 * When there is not enough room at the end, we start waiting for
403 * each sub object until we reach object_offset+object_size >=
404 * alloc_size, this object then become the sub object we return.
406 * Alignment can't be bigger than page size.
408 * Hole are not considered for allocation to keep things simple.
409 * Assumption is that there won't be hole (all object on same
413 #define AMDGPU_SA_NUM_FENCE_LISTS 32
415 struct amdgpu_sa_manager {
416 wait_queue_head_t wq;
417 struct amdgpu_bo *bo;
418 struct list_head *hole;
419 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
420 struct list_head olist;
428 /* sub-allocation buffer */
429 struct amdgpu_sa_bo {
430 struct list_head olist;
431 struct list_head flist;
432 struct amdgpu_sa_manager *manager;
435 struct dma_fence *fence;
438 int amdgpu_fence_slab_init(void);
439 void amdgpu_fence_slab_fini(void);
445 struct amdgpu_flip_work {
446 struct delayed_work flip_work;
447 struct work_struct unpin_work;
448 struct amdgpu_device *adev;
452 struct drm_pending_vblank_event *event;
453 struct amdgpu_bo *old_abo;
454 struct dma_fence *excl;
455 unsigned shared_count;
456 struct dma_fence **shared;
457 struct dma_fence_cb cb;
467 struct amdgpu_sa_bo *sa_bo;
474 extern const struct drm_sched_backend_ops amdgpu_sched_ops;
477 * file private structure
480 struct amdgpu_fpriv {
482 struct amdgpu_bo_va *prt_va;
483 struct amdgpu_bo_va *csa_va;
484 struct mutex bo_list_lock;
485 struct idr bo_list_handles;
486 struct amdgpu_ctx_mgr ctx_mgr;
489 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
491 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
493 enum amdgpu_ib_pool_type pool,
494 struct amdgpu_ib *ib);
495 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
496 struct dma_fence *f);
497 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
498 struct amdgpu_ib *ibs, struct amdgpu_job *job,
499 struct dma_fence **f);
500 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
501 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
502 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
507 struct amdgpu_cs_chunk {
513 struct amdgpu_cs_post_dep {
514 struct drm_syncobj *syncobj;
515 struct dma_fence_chain *chain;
519 struct amdgpu_cs_parser {
520 struct amdgpu_device *adev;
521 struct drm_file *filp;
522 struct amdgpu_ctx *ctx;
526 struct amdgpu_cs_chunk *chunks;
528 /* scheduler job object */
529 struct amdgpu_job *job;
530 struct drm_sched_entity *entity;
533 struct ww_acquire_ctx ticket;
534 struct amdgpu_bo_list *bo_list;
535 struct amdgpu_mn *mn;
536 struct amdgpu_bo_list_entry vm_pd;
537 struct list_head validated;
538 struct dma_fence *fence;
539 uint64_t bytes_moved_threshold;
540 uint64_t bytes_moved_vis_threshold;
541 uint64_t bytes_moved;
542 uint64_t bytes_moved_vis;
545 struct amdgpu_bo_list_entry uf_entry;
547 unsigned num_post_deps;
548 struct amdgpu_cs_post_dep *post_deps;
551 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
552 uint32_t ib_idx, int idx)
554 return p->job->ibs[ib_idx].ptr[idx];
557 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
558 uint32_t ib_idx, int idx,
561 p->job->ibs[ib_idx].ptr[idx] = value;
567 #define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */
570 struct amdgpu_bo *wb_obj;
571 volatile uint32_t *wb;
573 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
574 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
577 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
578 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
583 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
589 void amdgpu_test_moves(struct amdgpu_device *adev);
592 * ASIC specific register table accessible by UMD
594 struct amdgpu_allowed_register_entry {
599 enum amd_reset_method {
600 AMD_RESET_METHOD_NONE = -1,
601 AMD_RESET_METHOD_LEGACY = 0,
602 AMD_RESET_METHOD_MODE0,
603 AMD_RESET_METHOD_MODE1,
604 AMD_RESET_METHOD_MODE2,
605 AMD_RESET_METHOD_BACO,
606 AMD_RESET_METHOD_PCI,
609 struct amdgpu_video_codec_info {
613 u32 max_pixels_per_frame;
617 struct amdgpu_video_codecs {
618 const u32 codec_count;
619 const struct amdgpu_video_codec_info *codec_array;
623 * ASIC specific functions.
625 struct amdgpu_asic_funcs {
626 bool (*read_disabled_bios)(struct amdgpu_device *adev);
627 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
628 u8 *bios, u32 length_bytes);
629 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
630 u32 sh_num, u32 reg_offset, u32 *value);
631 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
632 int (*reset)(struct amdgpu_device *adev);
633 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
634 /* get the reference clock */
635 u32 (*get_xclk)(struct amdgpu_device *adev);
636 /* MM block clocks */
637 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
638 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
639 /* static power management */
640 int (*get_pcie_lanes)(struct amdgpu_device *adev);
641 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
642 /* get config memsize register */
643 u32 (*get_config_memsize)(struct amdgpu_device *adev);
644 /* flush hdp write queue */
645 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
646 /* invalidate hdp read cache */
647 void (*invalidate_hdp)(struct amdgpu_device *adev,
648 struct amdgpu_ring *ring);
649 /* check if the asic needs a full reset of if soft reset will work */
650 bool (*need_full_reset)(struct amdgpu_device *adev);
651 /* initialize doorbell layout for specific asic*/
652 void (*init_doorbell_index)(struct amdgpu_device *adev);
653 /* PCIe bandwidth usage */
654 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
656 /* do we need to reset the asic at init time (e.g., kexec) */
657 bool (*need_reset_on_init)(struct amdgpu_device *adev);
658 /* PCIe replay counter */
659 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
660 /* device supports BACO */
661 bool (*supports_baco)(struct amdgpu_device *adev);
662 /* pre asic_init quirks */
663 void (*pre_asic_init)(struct amdgpu_device *adev);
664 /* enter/exit umd stable pstate */
665 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
666 /* query video codecs */
667 int (*query_video_codecs)(struct amdgpu_device *adev, bool encode,
668 const struct amdgpu_video_codecs **codecs);
674 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
675 struct drm_file *filp);
677 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
678 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
679 struct drm_file *filp);
680 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
681 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
682 struct drm_file *filp);
684 /* VRAM scratch page for HDP bug, default vram page */
685 struct amdgpu_vram_scratch {
686 struct amdgpu_bo *robj;
687 volatile uint32_t *ptr;
694 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
695 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
698 * Core structure, functions and helpers.
700 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
701 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
703 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
704 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
706 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
707 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
709 struct amdgpu_mmio_remap {
711 resource_size_t bus_addr;
714 /* Define the HW IP blocks will be used in driver , add more if necessary */
715 enum amd_hw_ip_block_type {
733 JPEG_HWIP = VCN_HWIP,
748 #define HWIP_MAX_INSTANCE 8
750 struct amd_powerplay {
752 const struct amd_pm_funcs *pp_funcs;
755 /* polaris10 kickers */
756 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
762 ((did == 0x6FDF) && \
767 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \
771 /* polaris11 kickers */
772 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \
775 ((did == 0x67FF) && \
780 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \
783 /* polaris12 kickers */
784 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \
789 ((did == 0x6981) && \
794 #define AMDGPU_RESET_MAGIC_NUM 64
795 #define AMDGPU_MAX_DF_PERFMONS 4
796 struct amdgpu_device {
798 struct pci_dev *pdev;
799 struct drm_device ddev;
801 #ifdef CONFIG_DRM_AMD_ACP
802 struct amdgpu_acp acp;
804 struct amdgpu_hive_info *hive;
806 enum amd_asic_type asic_type;
809 uint32_t external_rev_id;
811 unsigned long apu_flags;
813 const struct amdgpu_asic_funcs *asic_funcs;
817 struct notifier_block acpi_nb;
818 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
819 struct debugfs_blob_wrapper debugfs_vbios_blob;
820 struct mutex srbm_mutex;
821 /* GRBM index mutex. Protects concurrent access to GRBM index */
822 struct mutex grbm_idx_mutex;
823 struct dev_pm_domain vga_pm_domain;
824 bool have_disp_power_ref;
825 bool have_atomics_support;
831 uint32_t bios_scratch_reg_offset;
832 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
834 /* Register/doorbell mmio */
835 resource_size_t rmmio_base;
836 resource_size_t rmmio_size;
838 /* protects concurrent MM_INDEX/DATA based register access */
839 spinlock_t mmio_idx_lock;
840 struct amdgpu_mmio_remap rmmio_remap;
841 /* protects concurrent SMC based register access */
842 spinlock_t smc_idx_lock;
843 amdgpu_rreg_t smc_rreg;
844 amdgpu_wreg_t smc_wreg;
845 /* protects concurrent PCIE register access */
846 spinlock_t pcie_idx_lock;
847 amdgpu_rreg_t pcie_rreg;
848 amdgpu_wreg_t pcie_wreg;
849 amdgpu_rreg_t pciep_rreg;
850 amdgpu_wreg_t pciep_wreg;
851 amdgpu_rreg64_t pcie_rreg64;
852 amdgpu_wreg64_t pcie_wreg64;
853 /* protects concurrent UVD register access */
854 spinlock_t uvd_ctx_idx_lock;
855 amdgpu_rreg_t uvd_ctx_rreg;
856 amdgpu_wreg_t uvd_ctx_wreg;
857 /* protects concurrent DIDT register access */
858 spinlock_t didt_idx_lock;
859 amdgpu_rreg_t didt_rreg;
860 amdgpu_wreg_t didt_wreg;
861 /* protects concurrent gc_cac register access */
862 spinlock_t gc_cac_idx_lock;
863 amdgpu_rreg_t gc_cac_rreg;
864 amdgpu_wreg_t gc_cac_wreg;
865 /* protects concurrent se_cac register access */
866 spinlock_t se_cac_idx_lock;
867 amdgpu_rreg_t se_cac_rreg;
868 amdgpu_wreg_t se_cac_wreg;
869 /* protects concurrent ENDPOINT (audio) register access */
870 spinlock_t audio_endpt_idx_lock;
871 amdgpu_block_rreg_t audio_endpt_rreg;
872 amdgpu_block_wreg_t audio_endpt_wreg;
873 struct amdgpu_doorbell doorbell;
876 struct amdgpu_clock clock;
879 struct amdgpu_gmc gmc;
880 struct amdgpu_gart gart;
881 dma_addr_t dummy_page_addr;
882 struct amdgpu_vm_manager vm_manager;
883 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
886 /* memory management */
887 struct amdgpu_mman mman;
888 struct amdgpu_vram_scratch vram_scratch;
890 atomic64_t num_bytes_moved;
891 atomic64_t num_evictions;
892 atomic64_t num_vram_cpu_page_faults;
893 atomic_t gpu_reset_counter;
894 atomic_t vram_lost_counter;
896 /* data for buffer migration throttling */
900 s64 accum_us; /* accumulated microseconds */
901 s64 accum_us_vis; /* for visible VRAM */
906 bool enable_virtual_display;
907 struct amdgpu_mode_info mode_info;
908 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
909 struct work_struct hotplug_work;
910 struct amdgpu_irq_src crtc_irq;
911 struct amdgpu_irq_src vline0_irq;
912 struct amdgpu_irq_src vupdate_irq;
913 struct amdgpu_irq_src pageflip_irq;
914 struct amdgpu_irq_src hpd_irq;
915 struct amdgpu_irq_src dmub_trace_irq;
916 struct amdgpu_irq_src dmub_outbox_irq;
921 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
923 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
924 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
927 struct amdgpu_irq irq;
930 struct amd_powerplay powerplay;
931 bool pp_force_state_enabled;
934 struct smu_context smu;
942 struct amdgpu_nbio nbio;
945 struct amdgpu_hdp hdp;
948 struct amdgpu_smuio smuio;
951 struct amdgpu_mmhub mmhub;
954 struct amdgpu_gfxhub gfxhub;
957 struct amdgpu_gfx gfx;
960 struct amdgpu_sdma sdma;
963 struct amdgpu_uvd uvd;
966 struct amdgpu_vce vce;
969 struct amdgpu_vcn vcn;
972 struct amdgpu_jpeg jpeg;
975 struct amdgpu_firmware firmware;
978 struct psp_context psp;
981 struct amdgpu_gds gds;
984 struct amdgpu_kfd_dev kfd;
987 struct amdgpu_umc umc;
989 /* display related functionality */
990 struct amdgpu_display_manager dm;
994 struct amdgpu_mes mes;
999 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
1000 uint32_t harvest_ip_mask;
1002 struct mutex mn_lock;
1003 DECLARE_HASHTABLE(mn_hash, 7);
1005 /* tracking pinned memory */
1006 atomic64_t vram_pin_size;
1007 atomic64_t visible_pin_size;
1008 atomic64_t gart_pin_size;
1010 /* soc15 register offset based on ip, instance and segment */
1011 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
1013 /* delayed work_func for deferring clockgating during resume */
1014 struct delayed_work delayed_init_work;
1016 struct amdgpu_virt virt;
1018 /* link all shadow bo */
1019 struct list_head shadow_list;
1020 struct mutex shadow_list_lock;
1022 /* record hw reset is performed */
1024 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
1032 atomic_t in_gpu_reset;
1033 enum pp_mp1_state mp1_state;
1034 struct rw_semaphore reset_sem;
1035 struct amdgpu_doorbell_index doorbell_index;
1037 struct mutex notifier_lock;
1040 struct work_struct xgmi_reset_work;
1041 struct list_head reset_list;
1046 long compute_timeout;
1049 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1051 /* enable runtime pm on the device */
1057 bool ucode_sysfs_en;
1059 /* Chip product information */
1060 char product_number[16];
1061 char product_name[32];
1064 struct amdgpu_autodump autodump;
1066 atomic_t throttling_logging_enabled;
1067 struct ratelimit_state throttling_logging_rs;
1068 uint32_t ras_hw_enabled;
1069 uint32_t ras_enabled;
1072 struct pci_saved_state *pci_state;
1074 struct amdgpu_reset_control *reset_cntl;
1077 static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)
1079 return container_of(ddev, struct amdgpu_device, ddev);
1082 static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev)
1087 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_device *bdev)
1089 return container_of(bdev, struct amdgpu_device, mman.bdev);
1092 int amdgpu_device_init(struct amdgpu_device *adev,
1094 void amdgpu_device_fini_hw(struct amdgpu_device *adev);
1095 void amdgpu_device_fini_sw(struct amdgpu_device *adev);
1097 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1099 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1100 uint32_t *buf, size_t size, bool write);
1101 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev,
1102 uint32_t reg, uint32_t acc_flags);
1103 void amdgpu_device_wreg(struct amdgpu_device *adev,
1104 uint32_t reg, uint32_t v,
1105 uint32_t acc_flags);
1106 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
1107 uint32_t reg, uint32_t v);
1108 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1109 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1111 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev,
1112 u32 pcie_index, u32 pcie_data,
1114 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev,
1115 u32 pcie_index, u32 pcie_data,
1117 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev,
1118 u32 pcie_index, u32 pcie_data,
1119 u32 reg_addr, u32 reg_data);
1120 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev,
1121 u32 pcie_index, u32 pcie_data,
1122 u32 reg_addr, u64 reg_data);
1124 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1125 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1127 int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
1128 struct amdgpu_reset_context *reset_context);
1130 int amdgpu_do_asic_reset(struct list_head *device_list_handle,
1131 struct amdgpu_reset_context *reset_context);
1133 int emu_soc_asic_init(struct amdgpu_device *adev);
1136 * Registers read & write functions.
1138 #define AMDGPU_REGS_NO_KIQ (1<<1)
1139 #define AMDGPU_REGS_RLC (1<<2)
1141 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1142 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1144 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1145 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1147 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1148 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1150 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
1151 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
1152 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
1153 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1154 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1155 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1156 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1157 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1158 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1159 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1160 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1161 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1162 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1163 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1164 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1165 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1166 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1167 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1168 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1169 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1170 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1171 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1172 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1173 #define WREG32_P(reg, val, mask) \
1175 uint32_t tmp_ = RREG32(reg); \
1177 tmp_ |= ((val) & ~(mask)); \
1178 WREG32(reg, tmp_); \
1180 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1181 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1182 #define WREG32_PLL_P(reg, val, mask) \
1184 uint32_t tmp_ = RREG32_PLL(reg); \
1186 tmp_ |= ((val) & ~(mask)); \
1187 WREG32_PLL(reg, tmp_); \
1190 #define WREG32_SMC_P(_Reg, _Val, _Mask) \
1192 u32 tmp = RREG32_SMC(_Reg); \
1194 tmp |= ((_Val) & ~(_Mask)); \
1195 WREG32_SMC(_Reg, tmp); \
1198 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))
1200 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1201 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1203 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1204 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1205 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1207 #define REG_GET_FIELD(value, reg, field) \
1208 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1210 #define WREG32_FIELD(reg, field, val) \
1211 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1213 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1214 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1219 #define RBIOS8(i) (adev->bios[i])
1220 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1221 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1226 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1227 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1228 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1229 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1230 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1231 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1232 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1233 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1234 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1235 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1236 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1237 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1238 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1239 #define amdgpu_asic_flush_hdp(adev, r) \
1240 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r)))
1241 #define amdgpu_asic_invalidate_hdp(adev, r) \
1242 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : (adev)->hdp.funcs->invalidate_hdp((adev), (r)))
1243 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1244 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1245 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1246 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1247 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1248 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1249 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev))
1250 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
1251 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
1252 #define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c))
1254 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1256 /* Common functions */
1257 bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
1258 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1259 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1260 struct amdgpu_job* job);
1261 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1262 int amdgpu_device_pci_reset(struct amdgpu_device *adev);
1263 bool amdgpu_device_need_post(struct amdgpu_device *adev);
1265 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1267 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1268 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1269 const u32 *registers,
1270 const u32 array_size);
1272 int amdgpu_device_mode1_reset(struct amdgpu_device *adev);
1273 bool amdgpu_device_supports_atpx(struct drm_device *dev);
1274 bool amdgpu_device_supports_px(struct drm_device *dev);
1275 bool amdgpu_device_supports_boco(struct drm_device *dev);
1276 bool amdgpu_device_supports_smart_shift(struct drm_device *dev);
1277 bool amdgpu_device_supports_baco(struct drm_device *dev);
1278 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1279 struct amdgpu_device *peer_adev);
1280 int amdgpu_device_baco_enter(struct drm_device *dev);
1281 int amdgpu_device_baco_exit(struct drm_device *dev);
1284 #if defined(CONFIG_VGA_SWITCHEROO)
1285 void amdgpu_register_atpx_handler(void);
1286 void amdgpu_unregister_atpx_handler(void);
1287 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1288 bool amdgpu_is_atpx_hybrid(void);
1289 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1290 bool amdgpu_has_atpx(void);
1292 static inline void amdgpu_register_atpx_handler(void) {}
1293 static inline void amdgpu_unregister_atpx_handler(void) {}
1294 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1295 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1296 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1297 static inline bool amdgpu_has_atpx(void) { return false; }
1300 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1301 void *amdgpu_atpx_get_dhandle(void);
1303 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1309 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1310 extern const int amdgpu_max_kms_ioctl;
1312 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
1313 void amdgpu_driver_unload_kms(struct drm_device *dev);
1314 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1315 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1316 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1317 struct drm_file *file_priv);
1318 void amdgpu_driver_release_kms(struct drm_device *dev);
1320 int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1321 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1322 int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1323 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1324 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1325 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1326 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1328 int amdgpu_info_ioctl(struct drm_device *dev, void *data,
1329 struct drm_file *filp);
1332 * functions used by amdgpu_encoder.c
1334 struct amdgpu_afmt_acr {
1348 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1352 /* ATCS Device/Driver State */
1353 #define AMDGPU_ATCS_PSC_DEV_STATE_D0 0
1354 #define AMDGPU_ATCS_PSC_DEV_STATE_D3_HOT 3
1355 #define AMDGPU_ATCS_PSC_DRV_STATE_OPR 0
1356 #define AMDGPU_ATCS_PSC_DRV_STATE_NOT_OPR 1
1358 #if defined(CONFIG_ACPI)
1359 int amdgpu_acpi_init(struct amdgpu_device *adev);
1360 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1361 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1362 bool amdgpu_acpi_is_power_shift_control_supported(void);
1363 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1364 u8 perf_req, bool advertise);
1365 int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1366 u8 dev_state, bool drv_state);
1367 int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state);
1368 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1370 void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps);
1371 bool amdgpu_acpi_is_s0ix_supported(struct amdgpu_device *adev);
1372 void amdgpu_acpi_detect(void);
1374 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1375 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1376 static inline bool amdgpu_acpi_is_s0ix_supported(struct amdgpu_device *adev) { return false; }
1377 static inline void amdgpu_acpi_detect(void) { }
1378 static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; }
1379 static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1380 u8 dev_state, bool drv_state) { return 0; }
1381 static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev,
1382 enum amdgpu_ss ss_state) { return 0; }
1385 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1386 uint64_t addr, struct amdgpu_bo **bo,
1387 struct amdgpu_bo_va_mapping **mapping);
1389 #if defined(CONFIG_DRM_AMD_DC)
1390 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1392 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1396 void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1397 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1399 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
1400 pci_channel_state_t state);
1401 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
1402 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
1403 void amdgpu_pci_resume(struct pci_dev *pdev);
1405 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
1406 bool amdgpu_device_load_pci_state(struct pci_dev *pdev);
1408 bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev);
1410 int amdgpu_device_set_cg_state(struct amdgpu_device *adev,
1411 enum amd_clockgating_state state);
1412 int amdgpu_device_set_pg_state(struct amdgpu_device *adev,
1413 enum amd_powergating_state state);
1415 #include "amdgpu_object.h"
1417 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1419 return adev->gmc.tmz_enabled;
1422 static inline int amdgpu_in_reset(struct amdgpu_device *adev)
1424 return atomic_read(&adev->in_gpu_reset);