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_hdp.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];
129 #define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256
132 * Modules parameters.
134 extern int amdgpu_modeset;
135 extern int amdgpu_vram_limit;
136 extern int amdgpu_vis_vram_limit;
137 extern int amdgpu_gart_size;
138 extern int amdgpu_gtt_size;
139 extern int amdgpu_moverate;
140 extern int amdgpu_benchmarking;
141 extern int amdgpu_testing;
142 extern int amdgpu_audio;
143 extern int amdgpu_disp_priority;
144 extern int amdgpu_hw_i2c;
145 extern int amdgpu_pcie_gen2;
146 extern int amdgpu_msi;
147 extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
148 extern int amdgpu_dpm;
149 extern int amdgpu_fw_load_type;
150 extern int amdgpu_aspm;
151 extern int amdgpu_runtime_pm;
152 extern uint amdgpu_ip_block_mask;
153 extern int amdgpu_bapm;
154 extern int amdgpu_deep_color;
155 extern int amdgpu_vm_size;
156 extern int amdgpu_vm_block_size;
157 extern int amdgpu_vm_fragment_size;
158 extern int amdgpu_vm_fault_stop;
159 extern int amdgpu_vm_debug;
160 extern int amdgpu_vm_update_mode;
161 extern int amdgpu_exp_hw_support;
162 extern int amdgpu_dc;
163 extern int amdgpu_sched_jobs;
164 extern int amdgpu_sched_hw_submission;
165 extern uint amdgpu_pcie_gen_cap;
166 extern uint amdgpu_pcie_lane_cap;
167 extern uint amdgpu_cg_mask;
168 extern uint amdgpu_pg_mask;
169 extern uint amdgpu_sdma_phase_quantum;
170 extern char *amdgpu_disable_cu;
171 extern char *amdgpu_virtual_display;
172 extern uint amdgpu_pp_feature_mask;
173 extern uint amdgpu_force_long_training;
174 extern int amdgpu_job_hang_limit;
175 extern int amdgpu_lbpw;
176 extern int amdgpu_compute_multipipe;
177 extern int amdgpu_gpu_recovery;
178 extern int amdgpu_emu_mode;
179 extern uint amdgpu_smu_memory_pool_size;
180 extern uint amdgpu_dc_feature_mask;
181 extern uint amdgpu_dc_debug_mask;
182 extern uint amdgpu_dm_abm_level;
183 extern int amdgpu_backlight;
184 extern struct amdgpu_mgpu_info mgpu_info;
185 extern int amdgpu_ras_enable;
186 extern uint amdgpu_ras_mask;
187 extern int amdgpu_bad_page_threshold;
188 extern int amdgpu_async_gfx_ring;
189 extern int amdgpu_mcbp;
190 extern int amdgpu_discovery;
191 extern int amdgpu_mes;
192 extern int amdgpu_noretry;
193 extern int amdgpu_force_asic_type;
194 #ifdef CONFIG_HSA_AMD
195 extern int sched_policy;
196 extern bool debug_evictions;
197 extern bool no_system_mem_limit;
199 static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS;
200 static const bool __maybe_unused debug_evictions; /* = false */
201 static const bool __maybe_unused no_system_mem_limit;
204 extern int amdgpu_tmz;
205 extern int amdgpu_reset_method;
207 #ifdef CONFIG_DRM_AMDGPU_SI
208 extern int amdgpu_si_support;
210 #ifdef CONFIG_DRM_AMDGPU_CIK
211 extern int amdgpu_cik_support;
213 extern int amdgpu_num_kcq;
215 #define AMDGPU_VM_MAX_NUM_CTX 4096
216 #define AMDGPU_SG_THRESHOLD (256*1024*1024)
217 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
218 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
219 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
220 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
221 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
222 #define AMDGPUFB_CONN_LIMIT 4
223 #define AMDGPU_BIOS_NUM_SCRATCH 16
225 #define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */
227 /* hard reset data */
228 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
231 #define AMDGPU_RESET_GFX (1 << 0)
232 #define AMDGPU_RESET_COMPUTE (1 << 1)
233 #define AMDGPU_RESET_DMA (1 << 2)
234 #define AMDGPU_RESET_CP (1 << 3)
235 #define AMDGPU_RESET_GRBM (1 << 4)
236 #define AMDGPU_RESET_DMA1 (1 << 5)
237 #define AMDGPU_RESET_RLC (1 << 6)
238 #define AMDGPU_RESET_SEM (1 << 7)
239 #define AMDGPU_RESET_IH (1 << 8)
240 #define AMDGPU_RESET_VMC (1 << 9)
241 #define AMDGPU_RESET_MC (1 << 10)
242 #define AMDGPU_RESET_DISPLAY (1 << 11)
243 #define AMDGPU_RESET_UVD (1 << 12)
244 #define AMDGPU_RESET_VCE (1 << 13)
245 #define AMDGPU_RESET_VCE1 (1 << 14)
247 /* max cursor sizes (in pixels) */
248 #define CIK_CURSOR_WIDTH 128
249 #define CIK_CURSOR_HEIGHT 128
251 struct amdgpu_device;
253 struct amdgpu_cs_parser;
255 struct amdgpu_irq_src;
257 struct amdgpu_bo_va_mapping;
259 struct kfd_vm_fault_info;
260 struct amdgpu_hive_info;
263 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
264 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
265 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
266 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
267 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
268 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
269 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
270 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
271 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
272 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
277 enum amdgpu_thermal_irq {
278 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
279 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
281 AMDGPU_THERMAL_IRQ_LAST
284 enum amdgpu_kiq_irq {
285 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
286 AMDGPU_CP_KIQ_IRQ_LAST
289 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
290 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
291 #define MAX_KIQ_REG_TRY 1000
293 int amdgpu_device_ip_set_clockgating_state(void *dev,
294 enum amd_ip_block_type block_type,
295 enum amd_clockgating_state state);
296 int amdgpu_device_ip_set_powergating_state(void *dev,
297 enum amd_ip_block_type block_type,
298 enum amd_powergating_state state);
299 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
301 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
302 enum amd_ip_block_type block_type);
303 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
304 enum amd_ip_block_type block_type);
306 #define AMDGPU_MAX_IP_NUM 16
308 struct amdgpu_ip_block_status {
312 bool late_initialized;
316 struct amdgpu_ip_block_version {
317 const enum amd_ip_block_type type;
321 const struct amd_ip_funcs *funcs;
324 #define HW_REV(_Major, _Minor, _Rev) \
325 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev)))
327 struct amdgpu_ip_block {
328 struct amdgpu_ip_block_status status;
329 const struct amdgpu_ip_block_version *version;
332 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
333 enum amd_ip_block_type type,
334 u32 major, u32 minor);
336 struct amdgpu_ip_block *
337 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
338 enum amd_ip_block_type type);
340 int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
341 const struct amdgpu_ip_block_version *ip_block_version);
346 bool amdgpu_get_bios(struct amdgpu_device *adev);
347 bool amdgpu_read_bios(struct amdgpu_device *adev);
353 #define AMDGPU_MAX_PPLL 3
355 struct amdgpu_clock {
356 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
357 struct amdgpu_pll spll;
358 struct amdgpu_pll mpll;
360 uint32_t default_mclk;
361 uint32_t default_sclk;
362 uint32_t default_dispclk;
363 uint32_t current_dispclk;
365 uint32_t max_pixel_clock;
368 /* sub-allocation manager, it has to be protected by another lock.
369 * By conception this is an helper for other part of the driver
370 * like the indirect buffer or semaphore, which both have their
373 * Principe is simple, we keep a list of sub allocation in offset
374 * order (first entry has offset == 0, last entry has the highest
377 * When allocating new object we first check if there is room at
378 * the end total_size - (last_object_offset + last_object_size) >=
379 * alloc_size. If so we allocate new object there.
381 * When there is not enough room at the end, we start waiting for
382 * each sub object until we reach object_offset+object_size >=
383 * alloc_size, this object then become the sub object we return.
385 * Alignment can't be bigger than page size.
387 * Hole are not considered for allocation to keep things simple.
388 * Assumption is that there won't be hole (all object on same
392 #define AMDGPU_SA_NUM_FENCE_LISTS 32
394 struct amdgpu_sa_manager {
395 wait_queue_head_t wq;
396 struct amdgpu_bo *bo;
397 struct list_head *hole;
398 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
399 struct list_head olist;
407 /* sub-allocation buffer */
408 struct amdgpu_sa_bo {
409 struct list_head olist;
410 struct list_head flist;
411 struct amdgpu_sa_manager *manager;
414 struct dma_fence *fence;
417 int amdgpu_fence_slab_init(void);
418 void amdgpu_fence_slab_fini(void);
424 struct amdgpu_flip_work {
425 struct delayed_work flip_work;
426 struct work_struct unpin_work;
427 struct amdgpu_device *adev;
431 struct drm_pending_vblank_event *event;
432 struct amdgpu_bo *old_abo;
433 struct dma_fence *excl;
434 unsigned shared_count;
435 struct dma_fence **shared;
436 struct dma_fence_cb cb;
446 struct amdgpu_sa_bo *sa_bo;
453 extern const struct drm_sched_backend_ops amdgpu_sched_ops;
456 * file private structure
459 struct amdgpu_fpriv {
461 struct amdgpu_bo_va *prt_va;
462 struct amdgpu_bo_va *csa_va;
463 struct mutex bo_list_lock;
464 struct idr bo_list_handles;
465 struct amdgpu_ctx_mgr ctx_mgr;
468 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
470 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
472 enum amdgpu_ib_pool_type pool,
473 struct amdgpu_ib *ib);
474 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib,
475 struct dma_fence *f);
476 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
477 struct amdgpu_ib *ibs, struct amdgpu_job *job,
478 struct dma_fence **f);
479 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
480 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
481 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
486 struct amdgpu_cs_chunk {
492 struct amdgpu_cs_post_dep {
493 struct drm_syncobj *syncobj;
494 struct dma_fence_chain *chain;
498 struct amdgpu_cs_parser {
499 struct amdgpu_device *adev;
500 struct drm_file *filp;
501 struct amdgpu_ctx *ctx;
505 struct amdgpu_cs_chunk *chunks;
507 /* scheduler job object */
508 struct amdgpu_job *job;
509 struct drm_sched_entity *entity;
512 struct ww_acquire_ctx ticket;
513 struct amdgpu_bo_list *bo_list;
514 struct amdgpu_mn *mn;
515 struct amdgpu_bo_list_entry vm_pd;
516 struct list_head validated;
517 struct dma_fence *fence;
518 uint64_t bytes_moved_threshold;
519 uint64_t bytes_moved_vis_threshold;
520 uint64_t bytes_moved;
521 uint64_t bytes_moved_vis;
524 struct amdgpu_bo_list_entry uf_entry;
526 unsigned num_post_deps;
527 struct amdgpu_cs_post_dep *post_deps;
530 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p,
531 uint32_t ib_idx, int idx)
533 return p->job->ibs[ib_idx].ptr[idx];
536 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p,
537 uint32_t ib_idx, int idx,
540 p->job->ibs[ib_idx].ptr[idx] = value;
546 #define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */
549 struct amdgpu_bo *wb_obj;
550 volatile uint32_t *wb;
552 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
553 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
556 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
557 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
562 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
568 void amdgpu_test_moves(struct amdgpu_device *adev);
571 * ASIC specific register table accessible by UMD
573 struct amdgpu_allowed_register_entry {
578 enum amd_reset_method {
579 AMD_RESET_METHOD_LEGACY = 0,
580 AMD_RESET_METHOD_MODE0,
581 AMD_RESET_METHOD_MODE1,
582 AMD_RESET_METHOD_MODE2,
583 AMD_RESET_METHOD_BACO,
584 AMD_RESET_METHOD_PCI,
588 * ASIC specific functions.
590 struct amdgpu_asic_funcs {
591 bool (*read_disabled_bios)(struct amdgpu_device *adev);
592 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
593 u8 *bios, u32 length_bytes);
594 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
595 u32 sh_num, u32 reg_offset, u32 *value);
596 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
597 int (*reset)(struct amdgpu_device *adev);
598 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
599 /* get the reference clock */
600 u32 (*get_xclk)(struct amdgpu_device *adev);
601 /* MM block clocks */
602 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
603 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
604 /* static power management */
605 int (*get_pcie_lanes)(struct amdgpu_device *adev);
606 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
607 /* get config memsize register */
608 u32 (*get_config_memsize)(struct amdgpu_device *adev);
609 /* flush hdp write queue */
610 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
611 /* invalidate hdp read cache */
612 void (*invalidate_hdp)(struct amdgpu_device *adev,
613 struct amdgpu_ring *ring);
614 /* check if the asic needs a full reset of if soft reset will work */
615 bool (*need_full_reset)(struct amdgpu_device *adev);
616 /* initialize doorbell layout for specific asic*/
617 void (*init_doorbell_index)(struct amdgpu_device *adev);
618 /* PCIe bandwidth usage */
619 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
621 /* do we need to reset the asic at init time (e.g., kexec) */
622 bool (*need_reset_on_init)(struct amdgpu_device *adev);
623 /* PCIe replay counter */
624 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
625 /* device supports BACO */
626 bool (*supports_baco)(struct amdgpu_device *adev);
627 /* pre asic_init quirks */
628 void (*pre_asic_init)(struct amdgpu_device *adev);
629 /* enter/exit umd stable pstate */
630 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
636 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
637 struct drm_file *filp);
639 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
640 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
641 struct drm_file *filp);
642 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
643 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
644 struct drm_file *filp);
646 /* VRAM scratch page for HDP bug, default vram page */
647 struct amdgpu_vram_scratch {
648 struct amdgpu_bo *robj;
649 volatile uint32_t *ptr;
656 struct amdgpu_atcs_functions {
664 struct amdgpu_atcs_functions functions;
670 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
671 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
674 * Core structure, functions and helpers.
676 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
677 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
679 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
680 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
682 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
683 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
685 struct amdgpu_mmio_remap {
687 resource_size_t bus_addr;
690 /* Define the HW IP blocks will be used in driver , add more if necessary */
691 enum amd_hw_ip_block_type {
709 JPEG_HWIP = VCN_HWIP,
724 #define HWIP_MAX_INSTANCE 8
726 struct amd_powerplay {
728 const struct amd_pm_funcs *pp_funcs;
731 /* polaris10 kickers */
732 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
738 ((did == 0x6FDF) && \
743 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \
747 /* polaris11 kickers */
748 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \
751 ((did == 0x67FF) && \
756 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \
759 /* polaris12 kickers */
760 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \
765 ((did == 0x6981) && \
770 #define AMDGPU_RESET_MAGIC_NUM 64
771 #define AMDGPU_MAX_DF_PERFMONS 4
772 struct amdgpu_device {
774 struct pci_dev *pdev;
775 struct drm_device ddev;
777 #ifdef CONFIG_DRM_AMD_ACP
778 struct amdgpu_acp acp;
780 struct amdgpu_hive_info *hive;
782 enum amd_asic_type asic_type;
785 uint32_t external_rev_id;
787 unsigned long apu_flags;
789 const struct amdgpu_asic_funcs *asic_funcs;
793 struct notifier_block acpi_nb;
794 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
795 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
796 unsigned debugfs_count;
797 #if defined(CONFIG_DEBUG_FS)
798 struct dentry *debugfs_preempt;
799 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
801 struct amdgpu_atif *atif;
802 struct amdgpu_atcs atcs;
803 struct mutex srbm_mutex;
804 /* GRBM index mutex. Protects concurrent access to GRBM index */
805 struct mutex grbm_idx_mutex;
806 struct dev_pm_domain vga_pm_domain;
807 bool have_disp_power_ref;
808 bool have_atomics_support;
814 uint32_t bios_scratch_reg_offset;
815 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
817 /* Register/doorbell mmio */
818 resource_size_t rmmio_base;
819 resource_size_t rmmio_size;
821 /* protects concurrent MM_INDEX/DATA based register access */
822 spinlock_t mmio_idx_lock;
823 struct amdgpu_mmio_remap rmmio_remap;
824 /* protects concurrent SMC based register access */
825 spinlock_t smc_idx_lock;
826 amdgpu_rreg_t smc_rreg;
827 amdgpu_wreg_t smc_wreg;
828 /* protects concurrent PCIE register access */
829 spinlock_t pcie_idx_lock;
830 amdgpu_rreg_t pcie_rreg;
831 amdgpu_wreg_t pcie_wreg;
832 amdgpu_rreg_t pciep_rreg;
833 amdgpu_wreg_t pciep_wreg;
834 amdgpu_rreg64_t pcie_rreg64;
835 amdgpu_wreg64_t pcie_wreg64;
836 /* protects concurrent UVD register access */
837 spinlock_t uvd_ctx_idx_lock;
838 amdgpu_rreg_t uvd_ctx_rreg;
839 amdgpu_wreg_t uvd_ctx_wreg;
840 /* protects concurrent DIDT register access */
841 spinlock_t didt_idx_lock;
842 amdgpu_rreg_t didt_rreg;
843 amdgpu_wreg_t didt_wreg;
844 /* protects concurrent gc_cac register access */
845 spinlock_t gc_cac_idx_lock;
846 amdgpu_rreg_t gc_cac_rreg;
847 amdgpu_wreg_t gc_cac_wreg;
848 /* protects concurrent se_cac register access */
849 spinlock_t se_cac_idx_lock;
850 amdgpu_rreg_t se_cac_rreg;
851 amdgpu_wreg_t se_cac_wreg;
852 /* protects concurrent ENDPOINT (audio) register access */
853 spinlock_t audio_endpt_idx_lock;
854 amdgpu_block_rreg_t audio_endpt_rreg;
855 amdgpu_block_wreg_t audio_endpt_wreg;
856 void __iomem *rio_mem;
857 resource_size_t rio_mem_size;
858 struct amdgpu_doorbell doorbell;
861 struct amdgpu_clock clock;
864 struct amdgpu_gmc gmc;
865 struct amdgpu_gart gart;
866 dma_addr_t dummy_page_addr;
867 struct amdgpu_vm_manager vm_manager;
868 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
871 /* memory management */
872 struct amdgpu_mman mman;
873 struct amdgpu_vram_scratch vram_scratch;
875 atomic64_t num_bytes_moved;
876 atomic64_t num_evictions;
877 atomic64_t num_vram_cpu_page_faults;
878 atomic_t gpu_reset_counter;
879 atomic_t vram_lost_counter;
881 /* data for buffer migration throttling */
885 s64 accum_us; /* accumulated microseconds */
886 s64 accum_us_vis; /* for visible VRAM */
891 bool enable_virtual_display;
892 struct amdgpu_mode_info mode_info;
893 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
894 struct work_struct hotplug_work;
895 struct amdgpu_irq_src crtc_irq;
896 struct amdgpu_irq_src vline0_irq;
897 struct amdgpu_irq_src vupdate_irq;
898 struct amdgpu_irq_src pageflip_irq;
899 struct amdgpu_irq_src hpd_irq;
904 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
906 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
907 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
910 struct amdgpu_irq irq;
913 struct amd_powerplay powerplay;
914 bool pp_force_state_enabled;
917 struct smu_context smu;
925 struct amdgpu_nbio nbio;
928 struct amdgpu_hdp hdp;
931 struct amdgpu_smuio smuio;
934 struct amdgpu_mmhub mmhub;
937 struct amdgpu_gfxhub gfxhub;
940 struct amdgpu_gfx gfx;
943 struct amdgpu_sdma sdma;
946 struct amdgpu_uvd uvd;
949 struct amdgpu_vce vce;
952 struct amdgpu_vcn vcn;
955 struct amdgpu_jpeg jpeg;
958 struct amdgpu_firmware firmware;
961 struct psp_context psp;
964 struct amdgpu_gds gds;
967 struct amdgpu_kfd_dev kfd;
970 struct amdgpu_umc umc;
972 /* display related functionality */
973 struct amdgpu_display_manager dm;
977 struct amdgpu_mes mes;
982 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
984 struct mutex mn_lock;
985 DECLARE_HASHTABLE(mn_hash, 7);
987 /* tracking pinned memory */
988 atomic64_t vram_pin_size;
989 atomic64_t visible_pin_size;
990 atomic64_t gart_pin_size;
992 /* soc15 register offset based on ip, instance and segment */
993 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
995 /* delayed work_func for deferring clockgating during resume */
996 struct delayed_work delayed_init_work;
998 struct amdgpu_virt virt;
1000 /* link all shadow bo */
1001 struct list_head shadow_list;
1002 struct mutex shadow_list_lock;
1004 /* record hw reset is performed */
1006 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
1014 atomic_t in_gpu_reset;
1015 enum pp_mp1_state mp1_state;
1016 struct rw_semaphore reset_sem;
1017 struct amdgpu_doorbell_index doorbell_index;
1019 struct mutex notifier_lock;
1022 struct work_struct xgmi_reset_work;
1027 long compute_timeout;
1030 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1032 /* enable runtime pm on the device */
1038 bool ucode_sysfs_en;
1040 /* Chip product information */
1041 char product_number[16];
1042 char product_name[32];
1045 struct amdgpu_autodump autodump;
1047 atomic_t throttling_logging_enabled;
1048 struct ratelimit_state throttling_logging_rs;
1049 uint32_t ras_features;
1051 bool in_pci_err_recovery;
1052 struct pci_saved_state *pci_state;
1055 static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)
1057 return container_of(ddev, struct amdgpu_device, ddev);
1060 static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev)
1065 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev)
1067 return container_of(bdev, struct amdgpu_device, mman.bdev);
1070 int amdgpu_device_init(struct amdgpu_device *adev,
1072 void amdgpu_device_fini(struct amdgpu_device *adev);
1073 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1075 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1076 uint32_t *buf, size_t size, bool write);
1077 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev,
1078 uint32_t reg, uint32_t acc_flags);
1079 void amdgpu_device_wreg(struct amdgpu_device *adev,
1080 uint32_t reg, uint32_t v,
1081 uint32_t acc_flags);
1082 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
1083 uint32_t reg, uint32_t v);
1084 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1085 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1087 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
1088 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
1090 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev,
1091 u32 pcie_index, u32 pcie_data,
1093 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev,
1094 u32 pcie_index, u32 pcie_data,
1096 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev,
1097 u32 pcie_index, u32 pcie_data,
1098 u32 reg_addr, u32 reg_data);
1099 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev,
1100 u32 pcie_index, u32 pcie_data,
1101 u32 reg_addr, u64 reg_data);
1103 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1104 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1106 int emu_soc_asic_init(struct amdgpu_device *adev);
1109 * Registers read & write functions.
1111 #define AMDGPU_REGS_NO_KIQ (1<<1)
1113 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1114 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1116 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1117 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1119 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1120 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1122 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
1123 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
1124 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
1125 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1126 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1127 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1128 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1129 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1130 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1131 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1132 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1133 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1134 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1135 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1136 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1137 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1138 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1139 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1140 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1141 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1142 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1143 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1144 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1145 #define WREG32_P(reg, val, mask) \
1147 uint32_t tmp_ = RREG32(reg); \
1149 tmp_ |= ((val) & ~(mask)); \
1150 WREG32(reg, tmp_); \
1152 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1153 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1154 #define WREG32_PLL_P(reg, val, mask) \
1156 uint32_t tmp_ = RREG32_PLL(reg); \
1158 tmp_ |= ((val) & ~(mask)); \
1159 WREG32_PLL(reg, tmp_); \
1162 #define WREG32_SMC_P(_Reg, _Val, _Mask) \
1164 u32 tmp = RREG32_SMC(_Reg); \
1166 tmp |= ((_Val) & ~(_Mask)); \
1167 WREG32_SMC(_Reg, tmp); \
1170 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))
1171 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
1172 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
1174 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1175 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1177 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1178 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1179 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1181 #define REG_GET_FIELD(value, reg, field) \
1182 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1184 #define WREG32_FIELD(reg, field, val) \
1185 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1187 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1188 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1193 #define RBIOS8(i) (adev->bios[i])
1194 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1195 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1200 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1201 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1202 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1203 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1204 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1205 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1206 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1207 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1208 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1209 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1210 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1211 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1212 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1213 #define amdgpu_asic_flush_hdp(adev, r) \
1214 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r)))
1215 #define amdgpu_asic_invalidate_hdp(adev, r) \
1216 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : (adev)->hdp.funcs->invalidate_hdp((adev), (r)))
1217 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1218 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1219 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1220 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1221 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1222 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1223 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev))
1224 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
1225 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
1227 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1229 /* Common functions */
1230 bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
1231 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1232 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1233 struct amdgpu_job* job);
1234 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1235 int amdgpu_device_pci_reset(struct amdgpu_device *adev);
1236 bool amdgpu_device_need_post(struct amdgpu_device *adev);
1238 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1240 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1241 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1242 const u32 *registers,
1243 const u32 array_size);
1245 bool amdgpu_device_supports_atpx(struct drm_device *dev);
1246 bool amdgpu_device_supports_boco(struct drm_device *dev);
1247 bool amdgpu_device_supports_baco(struct drm_device *dev);
1248 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1249 struct amdgpu_device *peer_adev);
1250 int amdgpu_device_baco_enter(struct drm_device *dev);
1251 int amdgpu_device_baco_exit(struct drm_device *dev);
1254 #if defined(CONFIG_VGA_SWITCHEROO)
1255 void amdgpu_register_atpx_handler(void);
1256 void amdgpu_unregister_atpx_handler(void);
1257 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1258 bool amdgpu_is_atpx_hybrid(void);
1259 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1260 bool amdgpu_has_atpx(void);
1262 static inline void amdgpu_register_atpx_handler(void) {}
1263 static inline void amdgpu_unregister_atpx_handler(void) {}
1264 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1265 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1266 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1267 static inline bool amdgpu_has_atpx(void) { return false; }
1270 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1271 void *amdgpu_atpx_get_dhandle(void);
1273 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1279 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1280 extern const int amdgpu_max_kms_ioctl;
1282 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
1283 void amdgpu_driver_unload_kms(struct drm_device *dev);
1284 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1285 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1286 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1287 struct drm_file *file_priv);
1288 int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1289 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1290 int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1291 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1292 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1293 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1294 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
1296 int amdgpu_info_ioctl(struct drm_device *dev, void *data,
1297 struct drm_file *filp);
1300 * functions used by amdgpu_encoder.c
1302 struct amdgpu_afmt_acr {
1316 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1319 #if defined(CONFIG_ACPI)
1320 int amdgpu_acpi_init(struct amdgpu_device *adev);
1321 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1322 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1323 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1324 u8 perf_req, bool advertise);
1325 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1327 void amdgpu_acpi_get_backlight_caps(struct amdgpu_device *adev,
1328 struct amdgpu_dm_backlight_caps *caps);
1329 bool amdgpu_acpi_is_s0ix_supported(struct amdgpu_device *adev);
1331 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1332 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1333 static inline bool amdgpu_acpi_is_s0ix_supported(struct amdgpu_device *adev) { return false; }
1336 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
1337 uint64_t addr, struct amdgpu_bo **bo,
1338 struct amdgpu_bo_va_mapping **mapping);
1340 #if defined(CONFIG_DRM_AMD_DC)
1341 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1343 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1347 void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1348 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1350 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
1351 pci_channel_state_t state);
1352 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
1353 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
1354 void amdgpu_pci_resume(struct pci_dev *pdev);
1356 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
1357 bool amdgpu_device_load_pci_state(struct pci_dev *pdev);
1359 #include "amdgpu_object.h"
1361 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1363 return adev->gmc.tmz_enabled;
1366 static inline int amdgpu_in_reset(struct amdgpu_device *adev)
1368 return atomic_read(&adev->in_gpu_reset);