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_module.h>
59 #include <drm/ttm/ttm_execbuf_util.h>
61 #include <drm/amdgpu_drm.h>
62 #include <drm/drm_gem.h>
63 #include <drm/drm_ioctl.h>
64 #include <drm/gpu_scheduler.h>
66 #include <kgd_kfd_interface.h>
67 #include "dm_pp_interface.h"
68 #include "kgd_pp_interface.h"
70 #include "amd_shared.h"
71 #include "amdgpu_mode.h"
72 #include "amdgpu_ih.h"
73 #include "amdgpu_irq.h"
74 #include "amdgpu_ucode.h"
75 #include "amdgpu_ttm.h"
76 #include "amdgpu_psp.h"
77 #include "amdgpu_gds.h"
78 #include "amdgpu_sync.h"
79 #include "amdgpu_ring.h"
80 #include "amdgpu_vm.h"
81 #include "amdgpu_dpm.h"
82 #include "amdgpu_acp.h"
83 #include "amdgpu_uvd.h"
84 #include "amdgpu_vce.h"
85 #include "amdgpu_vcn.h"
86 #include "amdgpu_jpeg.h"
87 #include "amdgpu_mn.h"
88 #include "amdgpu_gmc.h"
89 #include "amdgpu_gfx.h"
90 #include "amdgpu_sdma.h"
91 #include "amdgpu_nbio.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"
110 #define MAX_GPU_INSTANCE 16
112 struct amdgpu_gpu_instance
114 struct amdgpu_device *adev;
115 int mgpu_fan_enabled;
118 struct amdgpu_mgpu_info
120 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE];
127 #define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256
130 * Modules parameters.
132 extern int amdgpu_modeset;
133 extern int amdgpu_vram_limit;
134 extern int amdgpu_vis_vram_limit;
135 extern int amdgpu_gart_size;
136 extern int amdgpu_gtt_size;
137 extern int amdgpu_moverate;
138 extern int amdgpu_benchmarking;
139 extern int amdgpu_testing;
140 extern int amdgpu_audio;
141 extern int amdgpu_disp_priority;
142 extern int amdgpu_hw_i2c;
143 extern int amdgpu_pcie_gen2;
144 extern int amdgpu_msi;
145 extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
146 extern int amdgpu_dpm;
147 extern int amdgpu_fw_load_type;
148 extern int amdgpu_aspm;
149 extern int amdgpu_runtime_pm;
150 extern uint amdgpu_ip_block_mask;
151 extern int amdgpu_bapm;
152 extern int amdgpu_deep_color;
153 extern int amdgpu_vm_size;
154 extern int amdgpu_vm_block_size;
155 extern int amdgpu_vm_fragment_size;
156 extern int amdgpu_vm_fault_stop;
157 extern int amdgpu_vm_debug;
158 extern int amdgpu_vm_update_mode;
159 extern int amdgpu_exp_hw_support;
160 extern int amdgpu_dc;
161 extern int amdgpu_sched_jobs;
162 extern int amdgpu_sched_hw_submission;
163 extern uint amdgpu_pcie_gen_cap;
164 extern uint amdgpu_pcie_lane_cap;
165 extern uint amdgpu_cg_mask;
166 extern uint amdgpu_pg_mask;
167 extern uint amdgpu_sdma_phase_quantum;
168 extern char *amdgpu_disable_cu;
169 extern char *amdgpu_virtual_display;
170 extern uint amdgpu_pp_feature_mask;
171 extern uint amdgpu_force_long_training;
172 extern int amdgpu_job_hang_limit;
173 extern int amdgpu_lbpw;
174 extern int amdgpu_compute_multipipe;
175 extern int amdgpu_gpu_recovery;
176 extern int amdgpu_emu_mode;
177 extern uint amdgpu_smu_memory_pool_size;
178 extern uint amdgpu_dc_feature_mask;
179 extern uint amdgpu_dc_debug_mask;
180 extern uint amdgpu_dm_abm_level;
181 extern struct amdgpu_mgpu_info mgpu_info;
182 extern int amdgpu_ras_enable;
183 extern uint amdgpu_ras_mask;
184 extern int amdgpu_bad_page_threshold;
185 extern int amdgpu_async_gfx_ring;
186 extern int amdgpu_mcbp;
187 extern int amdgpu_discovery;
188 extern int amdgpu_mes;
189 extern int amdgpu_noretry;
190 extern int amdgpu_force_asic_type;
191 #ifdef CONFIG_HSA_AMD
192 extern int sched_policy;
193 extern bool debug_evictions;
194 extern bool no_system_mem_limit;
196 static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS;
197 static const bool __maybe_unused debug_evictions; /* = false */
198 static const bool __maybe_unused no_system_mem_limit;
201 extern int amdgpu_tmz;
202 extern int amdgpu_reset_method;
204 #ifdef CONFIG_DRM_AMDGPU_SI
205 extern int amdgpu_si_support;
207 #ifdef CONFIG_DRM_AMDGPU_CIK
208 extern int amdgpu_cik_support;
210 extern int amdgpu_num_kcq;
212 #define AMDGPU_VM_MAX_NUM_CTX 4096
213 #define AMDGPU_SG_THRESHOLD (256*1024*1024)
214 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
215 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
216 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
217 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
218 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
219 #define AMDGPUFB_CONN_LIMIT 4
220 #define AMDGPU_BIOS_NUM_SCRATCH 16
222 #define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */
224 /* hard reset data */
225 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
228 #define AMDGPU_RESET_GFX (1 << 0)
229 #define AMDGPU_RESET_COMPUTE (1 << 1)
230 #define AMDGPU_RESET_DMA (1 << 2)
231 #define AMDGPU_RESET_CP (1 << 3)
232 #define AMDGPU_RESET_GRBM (1 << 4)
233 #define AMDGPU_RESET_DMA1 (1 << 5)
234 #define AMDGPU_RESET_RLC (1 << 6)
235 #define AMDGPU_RESET_SEM (1 << 7)
236 #define AMDGPU_RESET_IH (1 << 8)
237 #define AMDGPU_RESET_VMC (1 << 9)
238 #define AMDGPU_RESET_MC (1 << 10)
239 #define AMDGPU_RESET_DISPLAY (1 << 11)
240 #define AMDGPU_RESET_UVD (1 << 12)
241 #define AMDGPU_RESET_VCE (1 << 13)
242 #define AMDGPU_RESET_VCE1 (1 << 14)
244 /* max cursor sizes (in pixels) */
245 #define CIK_CURSOR_WIDTH 128
246 #define CIK_CURSOR_HEIGHT 128
248 struct amdgpu_device;
250 struct amdgpu_cs_parser;
252 struct amdgpu_irq_src;
254 struct amdgpu_bo_va_mapping;
256 struct kfd_vm_fault_info;
257 struct amdgpu_hive_info;
260 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
261 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
262 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
263 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
264 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
265 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
266 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
267 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
268 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
269 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
274 enum amdgpu_thermal_irq {
275 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
276 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
278 AMDGPU_THERMAL_IRQ_LAST
281 enum amdgpu_kiq_irq {
282 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
283 AMDGPU_CP_KIQ_IRQ_LAST
286 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
287 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
288 #define MAX_KIQ_REG_TRY 80 /* 20 -> 80 */
290 int amdgpu_device_ip_set_clockgating_state(void *dev,
291 enum amd_ip_block_type block_type,
292 enum amd_clockgating_state state);
293 int amdgpu_device_ip_set_powergating_state(void *dev,
294 enum amd_ip_block_type block_type,
295 enum amd_powergating_state state);
296 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
298 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
299 enum amd_ip_block_type block_type);
300 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
301 enum amd_ip_block_type block_type);
303 #define AMDGPU_MAX_IP_NUM 16
305 struct amdgpu_ip_block_status {
309 bool late_initialized;
313 struct amdgpu_ip_block_version {
314 const enum amd_ip_block_type type;
318 const struct amd_ip_funcs *funcs;
321 #define HW_REV(_Major, _Minor, _Rev) \
322 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev)))
324 struct amdgpu_ip_block {
325 struct amdgpu_ip_block_status status;
326 const struct amdgpu_ip_block_version *version;
329 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
330 enum amd_ip_block_type type,
331 u32 major, u32 minor);
333 struct amdgpu_ip_block *
334 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
335 enum amd_ip_block_type type);
337 int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
338 const struct amdgpu_ip_block_version *ip_block_version);
343 bool amdgpu_get_bios(struct amdgpu_device *adev);
344 bool amdgpu_read_bios(struct amdgpu_device *adev);
350 #define AMDGPU_MAX_PPLL 3
352 struct amdgpu_clock {
353 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
354 struct amdgpu_pll spll;
355 struct amdgpu_pll mpll;
357 uint32_t default_mclk;
358 uint32_t default_sclk;
359 uint32_t default_dispclk;
360 uint32_t current_dispclk;
362 uint32_t max_pixel_clock;
365 /* sub-allocation manager, it has to be protected by another lock.
366 * By conception this is an helper for other part of the driver
367 * like the indirect buffer or semaphore, which both have their
370 * Principe is simple, we keep a list of sub allocation in offset
371 * order (first entry has offset == 0, last entry has the highest
374 * When allocating new object we first check if there is room at
375 * the end total_size - (last_object_offset + last_object_size) >=
376 * alloc_size. If so we allocate new object there.
378 * When there is not enough room at the end, we start waiting for
379 * each sub object until we reach object_offset+object_size >=
380 * alloc_size, this object then become the sub object we return.
382 * Alignment can't be bigger than page size.
384 * Hole are not considered for allocation to keep things simple.
385 * Assumption is that there won't be hole (all object on same
389 #define AMDGPU_SA_NUM_FENCE_LISTS 32
391 struct amdgpu_sa_manager {
392 wait_queue_head_t wq;
393 struct amdgpu_bo *bo;
394 struct list_head *hole;
395 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
396 struct list_head olist;
404 /* sub-allocation buffer */
405 struct amdgpu_sa_bo {
406 struct list_head olist;
407 struct list_head flist;
408 struct amdgpu_sa_manager *manager;
411 struct dma_fence *fence;
414 int amdgpu_fence_slab_init(void);
415 void amdgpu_fence_slab_fini(void);
421 struct amdgpu_flip_work {
422 struct delayed_work flip_work;
423 struct work_struct unpin_work;
424 struct amdgpu_device *adev;
428 struct drm_pending_vblank_event *event;
429 struct amdgpu_bo *old_abo;
430 struct dma_fence *excl;
431 unsigned shared_count;
432 struct dma_fence **shared;
433 struct dma_fence_cb cb;
443 struct amdgpu_sa_bo *sa_bo;
450 extern const struct drm_sched_backend_ops amdgpu_sched_ops;
453 * file private structure
456 struct amdgpu_fpriv {
458 struct amdgpu_bo_va *prt_va;
459 struct amdgpu_bo_va *csa_va;
460 struct mutex bo_list_lock;
461 struct idr bo_list_handles;
462 struct amdgpu_ctx_mgr ctx_mgr;
465 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
467 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
469 enum amdgpu_ib_pool_type pool,
470 struct amdgpu_ib *ib);
471 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
472 struct dma_fence *f);
473 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
474 struct amdgpu_ib *ibs, struct amdgpu_job *job,
475 struct dma_fence **f);
476 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
477 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
478 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
483 struct amdgpu_cs_chunk {
489 struct amdgpu_cs_post_dep {
490 struct drm_syncobj *syncobj;
491 struct dma_fence_chain *chain;
495 struct amdgpu_cs_parser {
496 struct amdgpu_device *adev;
497 struct drm_file *filp;
498 struct amdgpu_ctx *ctx;
502 struct amdgpu_cs_chunk *chunks;
504 /* scheduler job object */
505 struct amdgpu_job *job;
506 struct drm_sched_entity *entity;
509 struct ww_acquire_ctx ticket;
510 struct amdgpu_bo_list *bo_list;
511 struct amdgpu_mn *mn;
512 struct amdgpu_bo_list_entry vm_pd;
513 struct list_head validated;
514 struct dma_fence *fence;
515 uint64_t bytes_moved_threshold;
516 uint64_t bytes_moved_vis_threshold;
517 uint64_t bytes_moved;
518 uint64_t bytes_moved_vis;
521 struct amdgpu_bo_list_entry uf_entry;
523 unsigned num_post_deps;
524 struct amdgpu_cs_post_dep *post_deps;
527 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
528 uint32_t ib_idx, int idx)
530 return p->job->ibs[ib_idx].ptr[idx];
533 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
534 uint32_t ib_idx, int idx,
537 p->job->ibs[ib_idx].ptr[idx] = value;
543 #define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */
546 struct amdgpu_bo *wb_obj;
547 volatile uint32_t *wb;
549 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
550 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
553 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
554 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
559 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
565 void amdgpu_test_moves(struct amdgpu_device *adev);
568 * ASIC specific register table accessible by UMD
570 struct amdgpu_allowed_register_entry {
575 enum amd_reset_method {
576 AMD_RESET_METHOD_LEGACY = 0,
577 AMD_RESET_METHOD_MODE0,
578 AMD_RESET_METHOD_MODE1,
579 AMD_RESET_METHOD_MODE2,
580 AMD_RESET_METHOD_BACO
584 * ASIC specific functions.
586 struct amdgpu_asic_funcs {
587 bool (*read_disabled_bios)(struct amdgpu_device *adev);
588 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
589 u8 *bios, u32 length_bytes);
590 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
591 u32 sh_num, u32 reg_offset, u32 *value);
592 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
593 int (*reset)(struct amdgpu_device *adev);
594 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
595 /* get the reference clock */
596 u32 (*get_xclk)(struct amdgpu_device *adev);
597 /* MM block clocks */
598 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
599 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
600 /* static power management */
601 int (*get_pcie_lanes)(struct amdgpu_device *adev);
602 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
603 /* get config memsize register */
604 u32 (*get_config_memsize)(struct amdgpu_device *adev);
605 /* flush hdp write queue */
606 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
607 /* invalidate hdp read cache */
608 void (*invalidate_hdp)(struct amdgpu_device *adev,
609 struct amdgpu_ring *ring);
610 void (*reset_hdp_ras_error_count)(struct amdgpu_device *adev);
611 /* check if the asic needs a full reset of if soft reset will work */
612 bool (*need_full_reset)(struct amdgpu_device *adev);
613 /* initialize doorbell layout for specific asic*/
614 void (*init_doorbell_index)(struct amdgpu_device *adev);
615 /* PCIe bandwidth usage */
616 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
618 /* do we need to reset the asic at init time (e.g., kexec) */
619 bool (*need_reset_on_init)(struct amdgpu_device *adev);
620 /* PCIe replay counter */
621 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
622 /* device supports BACO */
623 bool (*supports_baco)(struct amdgpu_device *adev);
624 /* pre asic_init quirks */
625 void (*pre_asic_init)(struct amdgpu_device *adev);
626 /* enter/exit umd stable pstate */
627 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
633 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
634 struct drm_file *filp);
636 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
637 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
638 struct drm_file *filp);
639 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
640 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
641 struct drm_file *filp);
643 /* VRAM scratch page for HDP bug, default vram page */
644 struct amdgpu_vram_scratch {
645 struct amdgpu_bo *robj;
646 volatile uint32_t *ptr;
653 struct amdgpu_atcs_functions {
661 struct amdgpu_atcs_functions functions;
667 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
668 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
671 * Core structure, functions and helpers.
673 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
674 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
676 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
677 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
679 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
680 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
682 struct amdgpu_mmio_remap {
684 resource_size_t bus_addr;
687 /* Define the HW IP blocks will be used in driver , add more if necessary */
688 enum amd_hw_ip_block_type {
706 JPEG_HWIP = VCN_HWIP,
721 #define HWIP_MAX_INSTANCE 8
723 struct amd_powerplay {
725 const struct amd_pm_funcs *pp_funcs;
728 /* polaris10 kickers */
729 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
735 ((did == 0x6FDF) && \
740 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \
744 /* polaris11 kickers */
745 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \
748 ((did == 0x67FF) && \
753 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \
756 /* polaris12 kickers */
757 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \
762 ((did == 0x6981) && \
767 #define AMDGPU_RESET_MAGIC_NUM 64
768 #define AMDGPU_MAX_DF_PERFMONS 4
769 struct amdgpu_device {
771 struct pci_dev *pdev;
772 struct drm_device ddev;
774 #ifdef CONFIG_DRM_AMD_ACP
775 struct amdgpu_acp acp;
777 struct amdgpu_hive_info *hive;
779 enum amd_asic_type asic_type;
782 uint32_t external_rev_id;
784 unsigned long apu_flags;
786 const struct amdgpu_asic_funcs *asic_funcs;
790 struct notifier_block acpi_nb;
791 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
792 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
793 unsigned debugfs_count;
794 #if defined(CONFIG_DEBUG_FS)
795 struct dentry *debugfs_preempt;
796 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
798 struct amdgpu_atif *atif;
799 struct amdgpu_atcs atcs;
800 struct mutex srbm_mutex;
801 /* GRBM index mutex. Protects concurrent access to GRBM index */
802 struct mutex grbm_idx_mutex;
803 struct dev_pm_domain vga_pm_domain;
804 bool have_disp_power_ref;
805 bool have_atomics_support;
811 uint32_t bios_scratch_reg_offset;
812 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
814 /* Register/doorbell mmio */
815 resource_size_t rmmio_base;
816 resource_size_t rmmio_size;
818 /* protects concurrent MM_INDEX/DATA based register access */
819 spinlock_t mmio_idx_lock;
820 struct amdgpu_mmio_remap rmmio_remap;
821 /* protects concurrent SMC based register access */
822 spinlock_t smc_idx_lock;
823 amdgpu_rreg_t smc_rreg;
824 amdgpu_wreg_t smc_wreg;
825 /* protects concurrent PCIE register access */
826 spinlock_t pcie_idx_lock;
827 amdgpu_rreg_t pcie_rreg;
828 amdgpu_wreg_t pcie_wreg;
829 amdgpu_rreg_t pciep_rreg;
830 amdgpu_wreg_t pciep_wreg;
831 amdgpu_rreg64_t pcie_rreg64;
832 amdgpu_wreg64_t pcie_wreg64;
833 /* protects concurrent UVD register access */
834 spinlock_t uvd_ctx_idx_lock;
835 amdgpu_rreg_t uvd_ctx_rreg;
836 amdgpu_wreg_t uvd_ctx_wreg;
837 /* protects concurrent DIDT register access */
838 spinlock_t didt_idx_lock;
839 amdgpu_rreg_t didt_rreg;
840 amdgpu_wreg_t didt_wreg;
841 /* protects concurrent gc_cac register access */
842 spinlock_t gc_cac_idx_lock;
843 amdgpu_rreg_t gc_cac_rreg;
844 amdgpu_wreg_t gc_cac_wreg;
845 /* protects concurrent se_cac register access */
846 spinlock_t se_cac_idx_lock;
847 amdgpu_rreg_t se_cac_rreg;
848 amdgpu_wreg_t se_cac_wreg;
849 /* protects concurrent ENDPOINT (audio) register access */
850 spinlock_t audio_endpt_idx_lock;
851 amdgpu_block_rreg_t audio_endpt_rreg;
852 amdgpu_block_wreg_t audio_endpt_wreg;
853 void __iomem *rio_mem;
854 resource_size_t rio_mem_size;
855 struct amdgpu_doorbell doorbell;
858 struct amdgpu_clock clock;
861 struct amdgpu_gmc gmc;
862 struct amdgpu_gart gart;
863 dma_addr_t dummy_page_addr;
864 struct amdgpu_vm_manager vm_manager;
865 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
868 /* memory management */
869 struct amdgpu_mman mman;
870 struct amdgpu_vram_scratch vram_scratch;
872 atomic64_t num_bytes_moved;
873 atomic64_t num_evictions;
874 atomic64_t num_vram_cpu_page_faults;
875 atomic_t gpu_reset_counter;
876 atomic_t vram_lost_counter;
878 /* data for buffer migration throttling */
882 s64 accum_us; /* accumulated microseconds */
883 s64 accum_us_vis; /* for visible VRAM */
888 bool enable_virtual_display;
889 struct amdgpu_mode_info mode_info;
890 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
891 struct work_struct hotplug_work;
892 struct amdgpu_irq_src crtc_irq;
893 struct amdgpu_irq_src vupdate_irq;
894 struct amdgpu_irq_src pageflip_irq;
895 struct amdgpu_irq_src hpd_irq;
900 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
902 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
903 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
906 struct amdgpu_irq irq;
909 struct amd_powerplay powerplay;
910 bool pp_force_state_enabled;
913 struct smu_context smu;
921 struct amdgpu_nbio nbio;
924 struct amdgpu_mmhub mmhub;
927 struct amdgpu_gfxhub gfxhub;
930 struct amdgpu_gfx gfx;
933 struct amdgpu_sdma sdma;
936 struct amdgpu_uvd uvd;
939 struct amdgpu_vce vce;
942 struct amdgpu_vcn vcn;
945 struct amdgpu_jpeg jpeg;
948 struct amdgpu_firmware firmware;
951 struct psp_context psp;
954 struct amdgpu_gds gds;
957 struct amdgpu_kfd_dev kfd;
960 struct amdgpu_umc umc;
962 /* display related functionality */
963 struct amdgpu_display_manager dm;
967 struct amdgpu_mes mes;
972 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
974 struct mutex mn_lock;
975 DECLARE_HASHTABLE(mn_hash, 7);
977 /* tracking pinned memory */
978 atomic64_t vram_pin_size;
979 atomic64_t visible_pin_size;
980 atomic64_t gart_pin_size;
982 /* soc15 register offset based on ip, instance and segment */
983 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
985 /* delayed work_func for deferring clockgating during resume */
986 struct delayed_work delayed_init_work;
988 struct amdgpu_virt virt;
990 /* link all shadow bo */
991 struct list_head shadow_list;
992 struct mutex shadow_list_lock;
994 /* record hw reset is performed */
996 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
1002 atomic_t in_gpu_reset;
1003 enum pp_mp1_state mp1_state;
1004 struct rw_semaphore reset_sem;
1005 struct amdgpu_doorbell_index doorbell_index;
1007 struct mutex notifier_lock;
1010 struct work_struct xgmi_reset_work;
1015 long compute_timeout;
1018 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1020 /* enable runtime pm on the device */
1025 bool ucode_sysfs_en;
1027 /* Chip product information */
1028 char product_number[16];
1029 char product_name[32];
1032 struct amdgpu_autodump autodump;
1034 atomic_t throttling_logging_enabled;
1035 struct ratelimit_state throttling_logging_rs;
1036 uint32_t ras_features;
1038 bool in_pci_err_recovery;
1039 struct pci_saved_state *pci_state;
1042 static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)
1044 return container_of(ddev, struct amdgpu_device, ddev);
1047 static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev)
1052 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1054 return container_of(bdev, struct amdgpu_device, mman.bdev);
1057 int amdgpu_device_init(struct amdgpu_device *adev,
1059 void amdgpu_device_fini(struct amdgpu_device *adev);
1060 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1062 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1063 uint32_t *buf, size_t size, bool write);
1064 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev,
1065 uint32_t reg, uint32_t acc_flags);
1066 void amdgpu_device_wreg(struct amdgpu_device *adev,
1067 uint32_t reg, uint32_t v,
1068 uint32_t acc_flags);
1069 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
1070 uint32_t reg, uint32_t v);
1071 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1072 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1074 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1075 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1077 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev,
1078 u32 pcie_index, u32 pcie_data,
1080 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev,
1081 u32 pcie_index, u32 pcie_data,
1083 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev,
1084 u32 pcie_index, u32 pcie_data,
1085 u32 reg_addr, u32 reg_data);
1086 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev,
1087 u32 pcie_index, u32 pcie_data,
1088 u32 reg_addr, u64 reg_data);
1090 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1091 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1093 int emu_soc_asic_init(struct amdgpu_device *adev);
1096 * Registers read & write functions.
1098 #define AMDGPU_REGS_NO_KIQ (1<<1)
1100 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1101 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1103 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1104 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1106 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1107 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1109 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
1110 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
1111 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
1112 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1113 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1114 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1115 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1116 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1117 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1118 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1119 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1120 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1121 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1122 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1123 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1124 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1125 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1126 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1127 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1128 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1129 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1130 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1131 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1132 #define WREG32_P(reg, val, mask) \
1134 uint32_t tmp_ = RREG32(reg); \
1136 tmp_ |= ((val) & ~(mask)); \
1137 WREG32(reg, tmp_); \
1139 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1140 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1141 #define WREG32_PLL_P(reg, val, mask) \
1143 uint32_t tmp_ = RREG32_PLL(reg); \
1145 tmp_ |= ((val) & ~(mask)); \
1146 WREG32_PLL(reg, tmp_); \
1149 #define WREG32_SMC_P(_Reg, _Val, _Mask) \
1151 u32 tmp = RREG32_SMC(_Reg); \
1153 tmp |= ((_Val) & ~(_Mask)); \
1154 WREG32_SMC(_Reg, tmp); \
1157 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))
1158 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1159 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1161 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1162 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1164 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1165 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1166 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1168 #define REG_GET_FIELD(value, reg, field) \
1169 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1171 #define WREG32_FIELD(reg, field, val) \
1172 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1174 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1175 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1180 #define RBIOS8(i) (adev->bios[i])
1181 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1182 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1187 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1188 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1189 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1190 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1191 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1192 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1193 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1194 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1195 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1196 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1197 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1198 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1199 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1200 #define amdgpu_asic_flush_hdp(adev, r) (adev)->asic_funcs->flush_hdp((adev), (r))
1201 #define amdgpu_asic_invalidate_hdp(adev, r) (adev)->asic_funcs->invalidate_hdp((adev), (r))
1202 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1203 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1204 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1205 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1206 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1207 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1208 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev))
1209 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
1210 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
1212 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1214 /* Common functions */
1215 bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
1216 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1217 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1218 struct amdgpu_job* job);
1219 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1220 bool amdgpu_device_need_post(struct amdgpu_device *adev);
1222 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1224 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1225 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1226 const u32 *registers,
1227 const u32 array_size);
1229 bool amdgpu_device_supports_boco(struct drm_device *dev);
1230 bool amdgpu_device_supports_baco(struct drm_device *dev);
1231 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1232 struct amdgpu_device *peer_adev);
1233 int amdgpu_device_baco_enter(struct drm_device *dev);
1234 int amdgpu_device_baco_exit(struct drm_device *dev);
1237 #if defined(CONFIG_VGA_SWITCHEROO)
1238 void amdgpu_register_atpx_handler(void);
1239 void amdgpu_unregister_atpx_handler(void);
1240 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1241 bool amdgpu_is_atpx_hybrid(void);
1242 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1243 bool amdgpu_has_atpx(void);
1245 static inline void amdgpu_register_atpx_handler(void) {}
1246 static inline void amdgpu_unregister_atpx_handler(void) {}
1247 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1248 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1249 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1250 static inline bool amdgpu_has_atpx(void) { return false; }
1253 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1254 void *amdgpu_atpx_get_dhandle(void);
1256 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1262 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1263 extern const int amdgpu_max_kms_ioctl;
1265 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
1266 void amdgpu_driver_unload_kms(struct drm_device *dev);
1267 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1268 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1269 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1270 struct drm_file *file_priv);
1271 int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1272 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1273 int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1274 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1275 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1276 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1277 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1281 * functions used by amdgpu_encoder.c
1283 struct amdgpu_afmt_acr {
1297 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1300 #if defined(CONFIG_ACPI)
1301 int amdgpu_acpi_init(struct amdgpu_device *adev);
1302 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1303 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1304 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1305 u8 perf_req, bool advertise);
1306 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1308 void amdgpu_acpi_get_backlight_caps(struct amdgpu_device *adev,
1309 struct amdgpu_dm_backlight_caps *caps);
1311 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1312 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1315 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1316 uint64_t addr, struct amdgpu_bo **bo,
1317 struct amdgpu_bo_va_mapping **mapping);
1319 #if defined(CONFIG_DRM_AMD_DC)
1320 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1322 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1326 void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1327 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1329 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
1330 pci_channel_state_t state);
1331 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
1332 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
1333 void amdgpu_pci_resume(struct pci_dev *pdev);
1335 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
1336 bool amdgpu_device_load_pci_state(struct pci_dev *pdev);
1338 #include "amdgpu_object.h"
1340 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1342 return adev->gmc.tmz_enabled;
1345 static inline int amdgpu_in_reset(struct amdgpu_device *adev)
1347 return atomic_read(&adev->in_gpu_reset);