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>
64 #include <kgd_kfd_interface.h>
65 #include "dm_pp_interface.h"
66 #include "kgd_pp_interface.h"
68 #include "amd_shared.h"
69 #include "amdgpu_mode.h"
70 #include "amdgpu_ih.h"
71 #include "amdgpu_irq.h"
72 #include "amdgpu_ucode.h"
73 #include "amdgpu_ttm.h"
74 #include "amdgpu_psp.h"
75 #include "amdgpu_gds.h"
76 #include "amdgpu_sync.h"
77 #include "amdgpu_ring.h"
78 #include "amdgpu_vm.h"
79 #include "amdgpu_dpm.h"
80 #include "amdgpu_acp.h"
81 #include "amdgpu_uvd.h"
82 #include "amdgpu_vce.h"
83 #include "amdgpu_vcn.h"
84 #include "amdgpu_jpeg.h"
85 #include "amdgpu_mn.h"
86 #include "amdgpu_gmc.h"
87 #include "amdgpu_gfx.h"
88 #include "amdgpu_sdma.h"
89 #include "amdgpu_nbio.h"
90 #include "amdgpu_hdp.h"
91 #include "amdgpu_dm.h"
92 #include "amdgpu_virt.h"
93 #include "amdgpu_csa.h"
94 #include "amdgpu_gart.h"
95 #include "amdgpu_debugfs.h"
96 #include "amdgpu_job.h"
97 #include "amdgpu_bo_list.h"
98 #include "amdgpu_gem.h"
99 #include "amdgpu_doorbell.h"
100 #include "amdgpu_amdkfd.h"
101 #include "amdgpu_discovery.h"
102 #include "amdgpu_mes.h"
103 #include "amdgpu_umc.h"
104 #include "amdgpu_mmhub.h"
105 #include "amdgpu_gfxhub.h"
106 #include "amdgpu_df.h"
107 #include "amdgpu_smuio.h"
108 #include "amdgpu_fdinfo.h"
109 #include "amdgpu_mca.h"
110 #include "amdgpu_ras.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_audio;
158 extern int amdgpu_disp_priority;
159 extern int amdgpu_hw_i2c;
160 extern int amdgpu_pcie_gen2;
161 extern int amdgpu_msi;
162 extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
163 extern int amdgpu_dpm;
164 extern int amdgpu_fw_load_type;
165 extern int amdgpu_aspm;
166 extern int amdgpu_runtime_pm;
167 extern uint amdgpu_ip_block_mask;
168 extern int amdgpu_bapm;
169 extern int amdgpu_deep_color;
170 extern int amdgpu_vm_size;
171 extern int amdgpu_vm_block_size;
172 extern int amdgpu_vm_fragment_size;
173 extern int amdgpu_vm_fault_stop;
174 extern int amdgpu_vm_debug;
175 extern int amdgpu_vm_update_mode;
176 extern int amdgpu_exp_hw_support;
177 extern int amdgpu_dc;
178 extern int amdgpu_sched_jobs;
179 extern int amdgpu_sched_hw_submission;
180 extern uint amdgpu_pcie_gen_cap;
181 extern uint amdgpu_pcie_lane_cap;
182 extern uint amdgpu_cg_mask;
183 extern uint amdgpu_pg_mask;
184 extern uint amdgpu_sdma_phase_quantum;
185 extern char *amdgpu_disable_cu;
186 extern char *amdgpu_virtual_display;
187 extern uint amdgpu_pp_feature_mask;
188 extern uint amdgpu_force_long_training;
189 extern int amdgpu_job_hang_limit;
190 extern int amdgpu_lbpw;
191 extern int amdgpu_compute_multipipe;
192 extern int amdgpu_gpu_recovery;
193 extern int amdgpu_emu_mode;
194 extern uint amdgpu_smu_memory_pool_size;
195 extern int amdgpu_smu_pptable_id;
196 extern uint amdgpu_dc_feature_mask;
197 extern uint amdgpu_dc_debug_mask;
198 extern uint amdgpu_dm_abm_level;
199 extern int amdgpu_backlight;
200 extern struct amdgpu_mgpu_info mgpu_info;
201 extern int amdgpu_ras_enable;
202 extern uint amdgpu_ras_mask;
203 extern int amdgpu_bad_page_threshold;
204 extern bool amdgpu_ignore_bad_page_threshold;
205 extern struct amdgpu_watchdog_timer amdgpu_watchdog_timer;
206 extern int amdgpu_async_gfx_ring;
207 extern int amdgpu_mcbp;
208 extern int amdgpu_discovery;
209 extern int amdgpu_mes;
210 extern int amdgpu_noretry;
211 extern int amdgpu_force_asic_type;
212 extern int amdgpu_smartshift_bias;
213 extern int amdgpu_use_xgmi_p2p;
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_VCNFW_LOG_SIZE (32 * 1024)
236 extern int amdgpu_vcnfw_log;
238 #define AMDGPU_VM_MAX_NUM_CTX 4096
239 #define AMDGPU_SG_THRESHOLD (256*1024*1024)
240 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
241 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
242 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
243 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
244 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
245 #define AMDGPUFB_CONN_LIMIT 4
246 #define AMDGPU_BIOS_NUM_SCRATCH 16
248 #define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */
250 /* hard reset data */
251 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
254 #define AMDGPU_RESET_GFX (1 << 0)
255 #define AMDGPU_RESET_COMPUTE (1 << 1)
256 #define AMDGPU_RESET_DMA (1 << 2)
257 #define AMDGPU_RESET_CP (1 << 3)
258 #define AMDGPU_RESET_GRBM (1 << 4)
259 #define AMDGPU_RESET_DMA1 (1 << 5)
260 #define AMDGPU_RESET_RLC (1 << 6)
261 #define AMDGPU_RESET_SEM (1 << 7)
262 #define AMDGPU_RESET_IH (1 << 8)
263 #define AMDGPU_RESET_VMC (1 << 9)
264 #define AMDGPU_RESET_MC (1 << 10)
265 #define AMDGPU_RESET_DISPLAY (1 << 11)
266 #define AMDGPU_RESET_UVD (1 << 12)
267 #define AMDGPU_RESET_VCE (1 << 13)
268 #define AMDGPU_RESET_VCE1 (1 << 14)
270 /* max cursor sizes (in pixels) */
271 #define CIK_CURSOR_WIDTH 128
272 #define CIK_CURSOR_HEIGHT 128
274 /* smasrt shift bias level limits */
275 #define AMDGPU_SMARTSHIFT_MAX_BIAS (100)
276 #define AMDGPU_SMARTSHIFT_MIN_BIAS (-100)
278 struct amdgpu_device;
279 struct amdgpu_irq_src;
281 struct amdgpu_bo_va_mapping;
282 struct kfd_vm_fault_info;
283 struct amdgpu_hive_info;
284 struct amdgpu_reset_context;
285 struct amdgpu_reset_control;
288 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
289 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
290 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
291 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
292 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
293 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
294 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
295 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
296 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
297 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
302 enum amdgpu_thermal_irq {
303 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
304 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
306 AMDGPU_THERMAL_IRQ_LAST
309 enum amdgpu_kiq_irq {
310 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
311 AMDGPU_CP_KIQ_IRQ_LAST
314 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
315 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
316 #define MAX_KIQ_REG_TRY 1000
318 int amdgpu_device_ip_set_clockgating_state(void *dev,
319 enum amd_ip_block_type block_type,
320 enum amd_clockgating_state state);
321 int amdgpu_device_ip_set_powergating_state(void *dev,
322 enum amd_ip_block_type block_type,
323 enum amd_powergating_state state);
324 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
326 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
327 enum amd_ip_block_type block_type);
328 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
329 enum amd_ip_block_type block_type);
331 #define AMDGPU_MAX_IP_NUM 16
333 struct amdgpu_ip_block_status {
337 bool late_initialized;
341 struct amdgpu_ip_block_version {
342 const enum amd_ip_block_type type;
346 const struct amd_ip_funcs *funcs;
349 #define HW_REV(_Major, _Minor, _Rev) \
350 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev)))
352 struct amdgpu_ip_block {
353 struct amdgpu_ip_block_status status;
354 const struct amdgpu_ip_block_version *version;
357 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
358 enum amd_ip_block_type type,
359 u32 major, u32 minor);
361 struct amdgpu_ip_block *
362 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
363 enum amd_ip_block_type type);
365 int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
366 const struct amdgpu_ip_block_version *ip_block_version);
371 bool amdgpu_get_bios(struct amdgpu_device *adev);
372 bool amdgpu_read_bios(struct amdgpu_device *adev);
373 bool amdgpu_soc15_read_bios_from_rom(struct amdgpu_device *adev,
374 u8 *bios, u32 length_bytes);
379 #define AMDGPU_MAX_PPLL 3
381 struct amdgpu_clock {
382 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
383 struct amdgpu_pll spll;
384 struct amdgpu_pll mpll;
386 uint32_t default_mclk;
387 uint32_t default_sclk;
388 uint32_t default_dispclk;
389 uint32_t current_dispclk;
391 uint32_t max_pixel_clock;
394 /* sub-allocation manager, it has to be protected by another lock.
395 * By conception this is an helper for other part of the driver
396 * like the indirect buffer or semaphore, which both have their
399 * Principe is simple, we keep a list of sub allocation in offset
400 * order (first entry has offset == 0, last entry has the highest
403 * When allocating new object we first check if there is room at
404 * the end total_size - (last_object_offset + last_object_size) >=
405 * alloc_size. If so we allocate new object there.
407 * When there is not enough room at the end, we start waiting for
408 * each sub object until we reach object_offset+object_size >=
409 * alloc_size, this object then become the sub object we return.
411 * Alignment can't be bigger than page size.
413 * Hole are not considered for allocation to keep things simple.
414 * Assumption is that there won't be hole (all object on same
418 #define AMDGPU_SA_NUM_FENCE_LISTS 32
420 struct amdgpu_sa_manager {
421 wait_queue_head_t wq;
422 struct amdgpu_bo *bo;
423 struct list_head *hole;
424 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
425 struct list_head olist;
433 /* sub-allocation buffer */
434 struct amdgpu_sa_bo {
435 struct list_head olist;
436 struct list_head flist;
437 struct amdgpu_sa_manager *manager;
440 struct dma_fence *fence;
443 int amdgpu_fence_slab_init(void);
444 void amdgpu_fence_slab_fini(void);
450 struct amdgpu_flip_work {
451 struct delayed_work flip_work;
452 struct work_struct unpin_work;
453 struct amdgpu_device *adev;
457 struct drm_pending_vblank_event *event;
458 struct amdgpu_bo *old_abo;
459 unsigned shared_count;
460 struct dma_fence **shared;
461 struct dma_fence_cb cb;
467 * file private structure
470 struct amdgpu_fpriv {
472 struct amdgpu_bo_va *prt_va;
473 struct amdgpu_bo_va *csa_va;
474 struct mutex bo_list_lock;
475 struct idr bo_list_handles;
476 struct amdgpu_ctx_mgr ctx_mgr;
479 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
484 #define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */
487 struct amdgpu_bo *wb_obj;
488 volatile uint32_t *wb;
490 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
491 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
494 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
495 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
500 int amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
503 * ASIC specific register table accessible by UMD
505 struct amdgpu_allowed_register_entry {
510 enum amd_reset_method {
511 AMD_RESET_METHOD_NONE = -1,
512 AMD_RESET_METHOD_LEGACY = 0,
513 AMD_RESET_METHOD_MODE0,
514 AMD_RESET_METHOD_MODE1,
515 AMD_RESET_METHOD_MODE2,
516 AMD_RESET_METHOD_BACO,
517 AMD_RESET_METHOD_PCI,
520 struct amdgpu_video_codec_info {
524 u32 max_pixels_per_frame;
528 #define codec_info_build(type, width, height, level) \
531 .max_height = height,\
532 .max_pixels_per_frame = height * width,\
535 struct amdgpu_video_codecs {
536 const u32 codec_count;
537 const struct amdgpu_video_codec_info *codec_array;
541 * ASIC specific functions.
543 struct amdgpu_asic_funcs {
544 bool (*read_disabled_bios)(struct amdgpu_device *adev);
545 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
546 u8 *bios, u32 length_bytes);
547 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
548 u32 sh_num, u32 reg_offset, u32 *value);
549 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
550 int (*reset)(struct amdgpu_device *adev);
551 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
552 /* get the reference clock */
553 u32 (*get_xclk)(struct amdgpu_device *adev);
554 /* MM block clocks */
555 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
556 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
557 /* static power management */
558 int (*get_pcie_lanes)(struct amdgpu_device *adev);
559 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
560 /* get config memsize register */
561 u32 (*get_config_memsize)(struct amdgpu_device *adev);
562 /* flush hdp write queue */
563 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
564 /* invalidate hdp read cache */
565 void (*invalidate_hdp)(struct amdgpu_device *adev,
566 struct amdgpu_ring *ring);
567 /* check if the asic needs a full reset of if soft reset will work */
568 bool (*need_full_reset)(struct amdgpu_device *adev);
569 /* initialize doorbell layout for specific asic*/
570 void (*init_doorbell_index)(struct amdgpu_device *adev);
571 /* PCIe bandwidth usage */
572 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
574 /* do we need to reset the asic at init time (e.g., kexec) */
575 bool (*need_reset_on_init)(struct amdgpu_device *adev);
576 /* PCIe replay counter */
577 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
578 /* device supports BACO */
579 bool (*supports_baco)(struct amdgpu_device *adev);
580 /* pre asic_init quirks */
581 void (*pre_asic_init)(struct amdgpu_device *adev);
582 /* enter/exit umd stable pstate */
583 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
584 /* query video codecs */
585 int (*query_video_codecs)(struct amdgpu_device *adev, bool encode,
586 const struct amdgpu_video_codecs **codecs);
592 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
593 struct drm_file *filp);
595 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
596 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
597 struct drm_file *filp);
598 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
599 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
600 struct drm_file *filp);
602 /* VRAM scratch page for HDP bug, default vram page */
603 struct amdgpu_vram_scratch {
604 struct amdgpu_bo *robj;
605 volatile uint32_t *ptr;
612 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
613 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
616 * Core structure, functions and helpers.
618 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
619 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
621 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
622 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
624 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
625 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
627 struct amdgpu_mmio_remap {
629 resource_size_t bus_addr;
632 /* Define the HW IP blocks will be used in driver , add more if necessary */
633 enum amd_hw_ip_block_type {
651 JPEG_HWIP = VCN_HWIP,
669 #define HWIP_MAX_INSTANCE 10
671 #define HW_ID_MAX 300
672 #define IP_VERSION(mj, mn, rv) (((mj) << 16) | ((mn) << 8) | (rv))
674 struct amd_powerplay {
676 const struct amd_pm_funcs *pp_funcs;
679 struct ip_discovery_top;
681 /* polaris10 kickers */
682 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
688 ((did == 0x6FDF) && \
693 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \
697 /* polaris11 kickers */
698 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \
701 ((did == 0x67FF) && \
706 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \
709 /* polaris12 kickers */
710 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \
715 ((did == 0x6981) && \
720 #define AMDGPU_RESET_MAGIC_NUM 64
721 #define AMDGPU_MAX_DF_PERFMONS 4
722 #define AMDGPU_PRODUCT_NAME_LEN 64
723 struct amdgpu_reset_domain;
725 struct amdgpu_device {
727 struct pci_dev *pdev;
728 struct drm_device ddev;
730 #ifdef CONFIG_DRM_AMD_ACP
731 struct amdgpu_acp acp;
733 struct amdgpu_hive_info *hive;
735 enum amd_asic_type asic_type;
738 uint32_t external_rev_id;
740 unsigned long apu_flags;
742 const struct amdgpu_asic_funcs *asic_funcs;
746 struct notifier_block acpi_nb;
747 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
748 struct debugfs_blob_wrapper debugfs_vbios_blob;
749 struct debugfs_blob_wrapper debugfs_discovery_blob;
750 struct mutex srbm_mutex;
751 /* GRBM index mutex. Protects concurrent access to GRBM index */
752 struct mutex grbm_idx_mutex;
753 struct dev_pm_domain vga_pm_domain;
754 bool have_disp_power_ref;
755 bool have_atomics_support;
761 uint32_t bios_scratch_reg_offset;
762 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
764 /* Register/doorbell mmio */
765 resource_size_t rmmio_base;
766 resource_size_t rmmio_size;
768 /* protects concurrent MM_INDEX/DATA based register access */
769 spinlock_t mmio_idx_lock;
770 struct amdgpu_mmio_remap rmmio_remap;
771 /* protects concurrent SMC based register access */
772 spinlock_t smc_idx_lock;
773 amdgpu_rreg_t smc_rreg;
774 amdgpu_wreg_t smc_wreg;
775 /* protects concurrent PCIE register access */
776 spinlock_t pcie_idx_lock;
777 amdgpu_rreg_t pcie_rreg;
778 amdgpu_wreg_t pcie_wreg;
779 amdgpu_rreg_t pciep_rreg;
780 amdgpu_wreg_t pciep_wreg;
781 amdgpu_rreg64_t pcie_rreg64;
782 amdgpu_wreg64_t pcie_wreg64;
783 /* protects concurrent UVD register access */
784 spinlock_t uvd_ctx_idx_lock;
785 amdgpu_rreg_t uvd_ctx_rreg;
786 amdgpu_wreg_t uvd_ctx_wreg;
787 /* protects concurrent DIDT register access */
788 spinlock_t didt_idx_lock;
789 amdgpu_rreg_t didt_rreg;
790 amdgpu_wreg_t didt_wreg;
791 /* protects concurrent gc_cac register access */
792 spinlock_t gc_cac_idx_lock;
793 amdgpu_rreg_t gc_cac_rreg;
794 amdgpu_wreg_t gc_cac_wreg;
795 /* protects concurrent se_cac register access */
796 spinlock_t se_cac_idx_lock;
797 amdgpu_rreg_t se_cac_rreg;
798 amdgpu_wreg_t se_cac_wreg;
799 /* protects concurrent ENDPOINT (audio) register access */
800 spinlock_t audio_endpt_idx_lock;
801 amdgpu_block_rreg_t audio_endpt_rreg;
802 amdgpu_block_wreg_t audio_endpt_wreg;
803 struct amdgpu_doorbell doorbell;
806 struct amdgpu_clock clock;
809 struct amdgpu_gmc gmc;
810 struct amdgpu_gart gart;
811 dma_addr_t dummy_page_addr;
812 struct amdgpu_vm_manager vm_manager;
813 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
816 /* memory management */
817 struct amdgpu_mman mman;
818 struct amdgpu_vram_scratch vram_scratch;
820 atomic64_t num_bytes_moved;
821 atomic64_t num_evictions;
822 atomic64_t num_vram_cpu_page_faults;
823 atomic_t gpu_reset_counter;
824 atomic_t vram_lost_counter;
826 /* data for buffer migration throttling */
830 s64 accum_us; /* accumulated microseconds */
831 s64 accum_us_vis; /* for visible VRAM */
836 bool enable_virtual_display;
837 struct amdgpu_vkms_output *amdgpu_vkms_output;
838 struct amdgpu_mode_info mode_info;
839 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
840 struct work_struct hotplug_work;
841 struct amdgpu_irq_src crtc_irq;
842 struct amdgpu_irq_src vline0_irq;
843 struct amdgpu_irq_src vupdate_irq;
844 struct amdgpu_irq_src pageflip_irq;
845 struct amdgpu_irq_src hpd_irq;
846 struct amdgpu_irq_src dmub_trace_irq;
847 struct amdgpu_irq_src dmub_outbox_irq;
852 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
854 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
855 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
858 struct amdgpu_irq irq;
861 struct amd_powerplay powerplay;
867 struct amdgpu_nbio nbio;
870 struct amdgpu_hdp hdp;
873 struct amdgpu_smuio smuio;
876 struct amdgpu_mmhub mmhub;
879 struct amdgpu_gfxhub gfxhub;
882 struct amdgpu_gfx gfx;
885 struct amdgpu_sdma sdma;
888 struct amdgpu_uvd uvd;
891 struct amdgpu_vce vce;
894 struct amdgpu_vcn vcn;
897 struct amdgpu_jpeg jpeg;
900 struct amdgpu_firmware firmware;
903 struct psp_context psp;
906 struct amdgpu_gds gds;
909 struct amdgpu_kfd_dev kfd;
912 struct amdgpu_umc umc;
914 /* display related functionality */
915 struct amdgpu_display_manager dm;
919 struct amdgpu_mes mes;
925 struct amdgpu_mca mca;
927 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
928 uint32_t harvest_ip_mask;
930 struct mutex mn_lock;
931 DECLARE_HASHTABLE(mn_hash, 7);
933 /* tracking pinned memory */
934 atomic64_t vram_pin_size;
935 atomic64_t visible_pin_size;
936 atomic64_t gart_pin_size;
938 /* soc15 register offset based on ip, instance and segment */
939 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
941 /* delayed work_func for deferring clockgating during resume */
942 struct delayed_work delayed_init_work;
944 struct amdgpu_virt virt;
946 /* link all shadow bo */
947 struct list_head shadow_list;
948 struct mutex shadow_list_lock;
950 /* record hw reset is performed */
952 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
960 enum pp_mp1_state mp1_state;
961 struct amdgpu_doorbell_index doorbell_index;
963 struct mutex notifier_lock;
966 struct work_struct xgmi_reset_work;
967 struct list_head reset_list;
972 long compute_timeout;
975 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
977 /* enable runtime pm on the device */
986 /* Chip product information */
987 char product_number[16];
988 char product_name[AMDGPU_PRODUCT_NAME_LEN];
991 atomic_t throttling_logging_enabled;
992 struct ratelimit_state throttling_logging_rs;
993 uint32_t ras_hw_enabled;
994 uint32_t ras_enabled;
997 struct pci_saved_state *pci_state;
998 pci_channel_state_t pci_channel_state;
1000 struct amdgpu_reset_control *reset_cntl;
1001 uint32_t ip_versions[MAX_HWIP][HWIP_MAX_INSTANCE];
1003 bool ram_is_direct_mapped;
1005 struct list_head ras_list;
1007 struct ip_discovery_top *ip_top;
1009 struct amdgpu_reset_domain *reset_domain;
1011 struct mutex benchmark_mutex;
1013 /* reset dump register */
1014 uint32_t *reset_dump_reg_list;
1018 static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)
1020 return container_of(ddev, struct amdgpu_device, ddev);
1023 static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev)
1028 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_device *bdev)
1030 return container_of(bdev, struct amdgpu_device, mman.bdev);
1033 int amdgpu_device_init(struct amdgpu_device *adev,
1035 void amdgpu_device_fini_hw(struct amdgpu_device *adev);
1036 void amdgpu_device_fini_sw(struct amdgpu_device *adev);
1038 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1040 void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos,
1041 void *buf, size_t size, bool write);
1042 size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos,
1043 void *buf, size_t size, bool write);
1045 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1046 void *buf, size_t size, bool write);
1047 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev,
1048 uint32_t reg, uint32_t acc_flags);
1049 void amdgpu_device_wreg(struct amdgpu_device *adev,
1050 uint32_t reg, uint32_t v,
1051 uint32_t acc_flags);
1052 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
1053 uint32_t reg, uint32_t v);
1054 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1055 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1057 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev,
1058 u32 pcie_index, u32 pcie_data,
1060 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev,
1061 u32 pcie_index, u32 pcie_data,
1063 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev,
1064 u32 pcie_index, u32 pcie_data,
1065 u32 reg_addr, u32 reg_data);
1066 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev,
1067 u32 pcie_index, u32 pcie_data,
1068 u32 reg_addr, u64 reg_data);
1070 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1071 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1073 int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
1074 struct amdgpu_reset_context *reset_context);
1076 int amdgpu_do_asic_reset(struct list_head *device_list_handle,
1077 struct amdgpu_reset_context *reset_context);
1079 int emu_soc_asic_init(struct amdgpu_device *adev);
1082 * Registers read & write functions.
1084 #define AMDGPU_REGS_NO_KIQ (1<<1)
1085 #define AMDGPU_REGS_RLC (1<<2)
1087 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1088 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1090 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1091 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1093 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1094 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1096 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
1097 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
1098 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
1099 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1100 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1101 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1102 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1103 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1104 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1105 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1106 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1107 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1108 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1109 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1110 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1111 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1112 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1113 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1114 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1115 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1116 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1117 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1118 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1119 #define WREG32_P(reg, val, mask) \
1121 uint32_t tmp_ = RREG32(reg); \
1123 tmp_ |= ((val) & ~(mask)); \
1124 WREG32(reg, tmp_); \
1126 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1127 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1128 #define WREG32_PLL_P(reg, val, mask) \
1130 uint32_t tmp_ = RREG32_PLL(reg); \
1132 tmp_ |= ((val) & ~(mask)); \
1133 WREG32_PLL(reg, tmp_); \
1136 #define WREG32_SMC_P(_Reg, _Val, _Mask) \
1138 u32 tmp = RREG32_SMC(_Reg); \
1140 tmp |= ((_Val) & ~(_Mask)); \
1141 WREG32_SMC(_Reg, tmp); \
1144 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))
1146 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1147 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1149 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1150 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1151 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1153 #define REG_GET_FIELD(value, reg, field) \
1154 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1156 #define WREG32_FIELD(reg, field, val) \
1157 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1159 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1160 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1165 #define RBIOS8(i) (adev->bios[i])
1166 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1167 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1172 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1173 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1174 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1175 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1176 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1177 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1178 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1179 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1180 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1181 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1182 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1183 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1184 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1185 #define amdgpu_asic_flush_hdp(adev, r) \
1186 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r)))
1187 #define amdgpu_asic_invalidate_hdp(adev, r) \
1188 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : (adev)->hdp.funcs->invalidate_hdp((adev), (r)))
1189 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1190 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1191 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1192 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1193 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1194 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1195 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev))
1196 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
1197 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
1198 #define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c))
1200 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1202 #define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
1204 /* Common functions */
1205 bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
1206 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1207 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1208 struct amdgpu_job* job);
1209 int amdgpu_device_gpu_recover_imp(struct amdgpu_device *adev,
1210 struct amdgpu_job *job);
1211 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1212 int amdgpu_device_pci_reset(struct amdgpu_device *adev);
1213 bool amdgpu_device_need_post(struct amdgpu_device *adev);
1214 bool amdgpu_device_should_use_aspm(struct amdgpu_device *adev);
1216 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1218 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1219 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1220 const u32 *registers,
1221 const u32 array_size);
1223 int amdgpu_device_mode1_reset(struct amdgpu_device *adev);
1224 bool amdgpu_device_supports_atpx(struct drm_device *dev);
1225 bool amdgpu_device_supports_px(struct drm_device *dev);
1226 bool amdgpu_device_supports_boco(struct drm_device *dev);
1227 bool amdgpu_device_supports_smart_shift(struct drm_device *dev);
1228 bool amdgpu_device_supports_baco(struct drm_device *dev);
1229 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1230 struct amdgpu_device *peer_adev);
1231 int amdgpu_device_baco_enter(struct drm_device *dev);
1232 int amdgpu_device_baco_exit(struct drm_device *dev);
1234 void amdgpu_device_flush_hdp(struct amdgpu_device *adev,
1235 struct amdgpu_ring *ring);
1236 void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev,
1237 struct amdgpu_ring *ring);
1239 void amdgpu_device_halt(struct amdgpu_device *adev);
1240 u32 amdgpu_device_pcie_port_rreg(struct amdgpu_device *adev,
1242 void amdgpu_device_pcie_port_wreg(struct amdgpu_device *adev,
1246 #if defined(CONFIG_VGA_SWITCHEROO)
1247 void amdgpu_register_atpx_handler(void);
1248 void amdgpu_unregister_atpx_handler(void);
1249 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1250 bool amdgpu_is_atpx_hybrid(void);
1251 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1252 bool amdgpu_has_atpx(void);
1254 static inline void amdgpu_register_atpx_handler(void) {}
1255 static inline void amdgpu_unregister_atpx_handler(void) {}
1256 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1257 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1258 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1259 static inline bool amdgpu_has_atpx(void) { return false; }
1262 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1263 void *amdgpu_atpx_get_dhandle(void);
1265 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1271 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1272 extern const int amdgpu_max_kms_ioctl;
1274 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
1275 void amdgpu_driver_unload_kms(struct drm_device *dev);
1276 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1277 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1278 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1279 struct drm_file *file_priv);
1280 void amdgpu_driver_release_kms(struct drm_device *dev);
1282 int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1283 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1284 int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1285 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1286 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1287 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1288 int amdgpu_info_ioctl(struct drm_device *dev, void *data,
1289 struct drm_file *filp);
1292 * functions used by amdgpu_encoder.c
1294 struct amdgpu_afmt_acr {
1308 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1312 /* ATCS Device/Driver State */
1313 #define AMDGPU_ATCS_PSC_DEV_STATE_D0 0
1314 #define AMDGPU_ATCS_PSC_DEV_STATE_D3_HOT 3
1315 #define AMDGPU_ATCS_PSC_DRV_STATE_OPR 0
1316 #define AMDGPU_ATCS_PSC_DRV_STATE_NOT_OPR 1
1318 #if defined(CONFIG_ACPI)
1319 int amdgpu_acpi_init(struct amdgpu_device *adev);
1320 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1321 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1322 bool amdgpu_acpi_is_power_shift_control_supported(void);
1323 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1324 u8 perf_req, bool advertise);
1325 int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1326 u8 dev_state, bool drv_state);
1327 int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state);
1328 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1330 void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps);
1331 void amdgpu_acpi_detect(void);
1333 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1334 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1335 static inline void amdgpu_acpi_detect(void) { }
1336 static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; }
1337 static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1338 u8 dev_state, bool drv_state) { return 0; }
1339 static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev,
1340 enum amdgpu_ss ss_state) { return 0; }
1343 #if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND)
1344 bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev);
1345 bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev);
1347 static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; }
1348 static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; }
1351 #if defined(CONFIG_DRM_AMD_DC)
1352 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1354 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1358 void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1359 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1361 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
1362 pci_channel_state_t state);
1363 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
1364 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
1365 void amdgpu_pci_resume(struct pci_dev *pdev);
1367 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
1368 bool amdgpu_device_load_pci_state(struct pci_dev *pdev);
1370 bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev);
1372 int amdgpu_device_set_cg_state(struct amdgpu_device *adev,
1373 enum amd_clockgating_state state);
1374 int amdgpu_device_set_pg_state(struct amdgpu_device *adev,
1375 enum amd_powergating_state state);
1377 static inline bool amdgpu_device_has_timeouts_enabled(struct amdgpu_device *adev)
1379 return amdgpu_gpu_recovery != 0 &&
1380 adev->gfx_timeout != MAX_SCHEDULE_TIMEOUT &&
1381 adev->compute_timeout != MAX_SCHEDULE_TIMEOUT &&
1382 adev->sdma_timeout != MAX_SCHEDULE_TIMEOUT &&
1383 adev->video_timeout != MAX_SCHEDULE_TIMEOUT;
1386 #include "amdgpu_object.h"
1388 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1390 return adev->gmc.tmz_enabled;
1393 int amdgpu_in_reset(struct amdgpu_device *adev);