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>
54 #include <drm/ttm/ttm_bo.h>
55 #include <drm/ttm/ttm_placement.h>
56 #include <drm/ttm/ttm_execbuf_util.h>
58 #include <drm/amdgpu_drm.h>
59 #include <drm/drm_gem.h>
60 #include <drm/drm_ioctl.h>
62 #include <kgd_kfd_interface.h>
63 #include "dm_pp_interface.h"
64 #include "kgd_pp_interface.h"
66 #include "amd_shared.h"
67 #include "amdgpu_mode.h"
68 #include "amdgpu_ih.h"
69 #include "amdgpu_irq.h"
70 #include "amdgpu_ucode.h"
71 #include "amdgpu_ttm.h"
72 #include "amdgpu_psp.h"
73 #include "amdgpu_gds.h"
74 #include "amdgpu_sync.h"
75 #include "amdgpu_ring.h"
76 #include "amdgpu_vm.h"
77 #include "amdgpu_dpm.h"
78 #include "amdgpu_acp.h"
79 #include "amdgpu_uvd.h"
80 #include "amdgpu_vce.h"
81 #include "amdgpu_vcn.h"
82 #include "amdgpu_jpeg.h"
83 #include "amdgpu_gmc.h"
84 #include "amdgpu_gfx.h"
85 #include "amdgpu_sdma.h"
86 #include "amdgpu_lsdma.h"
87 #include "amdgpu_nbio.h"
88 #include "amdgpu_hdp.h"
89 #include "amdgpu_dm.h"
90 #include "amdgpu_virt.h"
91 #include "amdgpu_csa.h"
92 #include "amdgpu_mes_ctx.h"
93 #include "amdgpu_gart.h"
94 #include "amdgpu_debugfs.h"
95 #include "amdgpu_job.h"
96 #include "amdgpu_bo_list.h"
97 #include "amdgpu_gem.h"
98 #include "amdgpu_doorbell.h"
99 #include "amdgpu_amdkfd.h"
100 #include "amdgpu_discovery.h"
101 #include "amdgpu_mes.h"
102 #include "amdgpu_umc.h"
103 #include "amdgpu_mmhub.h"
104 #include "amdgpu_gfxhub.h"
105 #include "amdgpu_df.h"
106 #include "amdgpu_smuio.h"
107 #include "amdgpu_fdinfo.h"
108 #include "amdgpu_mca.h"
109 #include "amdgpu_ras.h"
111 #define MAX_GPU_INSTANCE 16
113 struct amdgpu_gpu_instance
115 struct amdgpu_device *adev;
116 int mgpu_fan_enabled;
119 struct amdgpu_mgpu_info
121 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE];
127 /* delayed reset_func for XGMI configuration if necessary */
128 struct delayed_work delayed_reset_work;
139 struct amdgpu_watchdog_timer
141 bool timeout_fatal_disable;
142 uint32_t period; /* maxCycles = (1 << period), the number of cycles before a timeout */
145 #define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256
148 * Modules parameters.
150 extern int amdgpu_modeset;
151 extern unsigned int amdgpu_vram_limit;
152 extern int amdgpu_vis_vram_limit;
153 extern int amdgpu_gart_size;
154 extern int amdgpu_gtt_size;
155 extern int amdgpu_moverate;
156 extern int amdgpu_audio;
157 extern int amdgpu_disp_priority;
158 extern int amdgpu_hw_i2c;
159 extern int amdgpu_pcie_gen2;
160 extern int amdgpu_msi;
161 extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
162 extern int amdgpu_dpm;
163 extern int amdgpu_fw_load_type;
164 extern int amdgpu_aspm;
165 extern int amdgpu_runtime_pm;
166 extern uint amdgpu_ip_block_mask;
167 extern int amdgpu_bapm;
168 extern int amdgpu_deep_color;
169 extern int amdgpu_vm_size;
170 extern int amdgpu_vm_block_size;
171 extern int amdgpu_vm_fragment_size;
172 extern int amdgpu_vm_fault_stop;
173 extern int amdgpu_vm_debug;
174 extern int amdgpu_vm_update_mode;
175 extern int amdgpu_exp_hw_support;
176 extern int amdgpu_dc;
177 extern int amdgpu_sched_jobs;
178 extern int amdgpu_sched_hw_submission;
179 extern uint amdgpu_pcie_gen_cap;
180 extern uint amdgpu_pcie_lane_cap;
181 extern u64 amdgpu_cg_mask;
182 extern uint amdgpu_pg_mask;
183 extern uint amdgpu_sdma_phase_quantum;
184 extern char *amdgpu_disable_cu;
185 extern char *amdgpu_virtual_display;
186 extern uint amdgpu_pp_feature_mask;
187 extern uint amdgpu_force_long_training;
188 extern int amdgpu_lbpw;
189 extern int amdgpu_compute_multipipe;
190 extern int amdgpu_gpu_recovery;
191 extern int amdgpu_emu_mode;
192 extern uint amdgpu_smu_memory_pool_size;
193 extern int amdgpu_smu_pptable_id;
194 extern uint amdgpu_dc_feature_mask;
195 extern uint amdgpu_freesync_vid_mode;
196 extern uint amdgpu_dc_debug_mask;
197 extern uint amdgpu_dc_visual_confirm;
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_mes_kiq;
211 extern int amdgpu_noretry;
212 extern int amdgpu_force_asic_type;
213 extern int amdgpu_smartshift_bias;
214 extern int amdgpu_use_xgmi_p2p;
215 #ifdef CONFIG_HSA_AMD
216 extern int sched_policy;
217 extern bool debug_evictions;
218 extern bool no_system_mem_limit;
219 extern int halt_if_hws_hang;
221 static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS;
222 static const bool __maybe_unused debug_evictions; /* = false */
223 static const bool __maybe_unused no_system_mem_limit;
224 static const int __maybe_unused halt_if_hws_hang;
226 #ifdef CONFIG_HSA_AMD_P2P
227 extern bool pcie_p2p;
230 extern int amdgpu_tmz;
231 extern int amdgpu_reset_method;
233 #ifdef CONFIG_DRM_AMDGPU_SI
234 extern int amdgpu_si_support;
236 #ifdef CONFIG_DRM_AMDGPU_CIK
237 extern int amdgpu_cik_support;
239 extern int amdgpu_num_kcq;
241 #define AMDGPU_VCNFW_LOG_SIZE (32 * 1024)
242 extern int amdgpu_vcnfw_log;
243 extern int amdgpu_sg_display;
245 #define AMDGPU_VM_MAX_NUM_CTX 4096
246 #define AMDGPU_SG_THRESHOLD (256*1024*1024)
247 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
248 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
249 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
250 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
251 #define AMDGPUFB_CONN_LIMIT 4
252 #define AMDGPU_BIOS_NUM_SCRATCH 16
254 #define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */
256 /* hard reset data */
257 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
260 #define AMDGPU_RESET_GFX (1 << 0)
261 #define AMDGPU_RESET_COMPUTE (1 << 1)
262 #define AMDGPU_RESET_DMA (1 << 2)
263 #define AMDGPU_RESET_CP (1 << 3)
264 #define AMDGPU_RESET_GRBM (1 << 4)
265 #define AMDGPU_RESET_DMA1 (1 << 5)
266 #define AMDGPU_RESET_RLC (1 << 6)
267 #define AMDGPU_RESET_SEM (1 << 7)
268 #define AMDGPU_RESET_IH (1 << 8)
269 #define AMDGPU_RESET_VMC (1 << 9)
270 #define AMDGPU_RESET_MC (1 << 10)
271 #define AMDGPU_RESET_DISPLAY (1 << 11)
272 #define AMDGPU_RESET_UVD (1 << 12)
273 #define AMDGPU_RESET_VCE (1 << 13)
274 #define AMDGPU_RESET_VCE1 (1 << 14)
276 /* max cursor sizes (in pixels) */
277 #define CIK_CURSOR_WIDTH 128
278 #define CIK_CURSOR_HEIGHT 128
280 /* smart shift bias level limits */
281 #define AMDGPU_SMARTSHIFT_MAX_BIAS (100)
282 #define AMDGPU_SMARTSHIFT_MIN_BIAS (-100)
284 struct amdgpu_device;
285 struct amdgpu_irq_src;
287 struct amdgpu_bo_va_mapping;
288 struct kfd_vm_fault_info;
289 struct amdgpu_hive_info;
290 struct amdgpu_reset_context;
291 struct amdgpu_reset_control;
294 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
295 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
296 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
297 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
298 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
299 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
300 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
301 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
302 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
303 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
308 enum amdgpu_thermal_irq {
309 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
310 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
312 AMDGPU_THERMAL_IRQ_LAST
315 enum amdgpu_kiq_irq {
316 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
317 AMDGPU_CP_KIQ_IRQ_LAST
319 #define SRIOV_USEC_TIMEOUT 1200000 /* wait 12 * 100ms for SRIOV */
320 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
321 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
322 #define MAX_KIQ_REG_TRY 1000
324 int amdgpu_device_ip_set_clockgating_state(void *dev,
325 enum amd_ip_block_type block_type,
326 enum amd_clockgating_state state);
327 int amdgpu_device_ip_set_powergating_state(void *dev,
328 enum amd_ip_block_type block_type,
329 enum amd_powergating_state state);
330 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
332 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
333 enum amd_ip_block_type block_type);
334 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
335 enum amd_ip_block_type block_type);
337 #define AMDGPU_MAX_IP_NUM 16
339 struct amdgpu_ip_block_status {
343 bool late_initialized;
347 struct amdgpu_ip_block_version {
348 const enum amd_ip_block_type type;
352 const struct amd_ip_funcs *funcs;
355 #define HW_REV(_Major, _Minor, _Rev) \
356 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev)))
358 struct amdgpu_ip_block {
359 struct amdgpu_ip_block_status status;
360 const struct amdgpu_ip_block_version *version;
363 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
364 enum amd_ip_block_type type,
365 u32 major, u32 minor);
367 struct amdgpu_ip_block *
368 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
369 enum amd_ip_block_type type);
371 int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
372 const struct amdgpu_ip_block_version *ip_block_version);
377 bool amdgpu_get_bios(struct amdgpu_device *adev);
378 bool amdgpu_read_bios(struct amdgpu_device *adev);
379 bool amdgpu_soc15_read_bios_from_rom(struct amdgpu_device *adev,
380 u8 *bios, u32 length_bytes);
385 #define AMDGPU_MAX_PPLL 3
387 struct amdgpu_clock {
388 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
389 struct amdgpu_pll spll;
390 struct amdgpu_pll mpll;
392 uint32_t default_mclk;
393 uint32_t default_sclk;
394 uint32_t default_dispclk;
395 uint32_t current_dispclk;
397 uint32_t max_pixel_clock;
400 /* sub-allocation manager, it has to be protected by another lock.
401 * By conception this is an helper for other part of the driver
402 * like the indirect buffer or semaphore, which both have their
405 * Principe is simple, we keep a list of sub allocation in offset
406 * order (first entry has offset == 0, last entry has the highest
409 * When allocating new object we first check if there is room at
410 * the end total_size - (last_object_offset + last_object_size) >=
411 * alloc_size. If so we allocate new object there.
413 * When there is not enough room at the end, we start waiting for
414 * each sub object until we reach object_offset+object_size >=
415 * alloc_size, this object then become the sub object we return.
417 * Alignment can't be bigger than page size.
419 * Hole are not considered for allocation to keep things simple.
420 * Assumption is that there won't be hole (all object on same
424 struct amdgpu_sa_manager {
425 struct drm_suballoc_manager base;
426 struct amdgpu_bo *bo;
431 int amdgpu_fence_slab_init(void);
432 void amdgpu_fence_slab_fini(void);
438 struct amdgpu_flip_work {
439 struct delayed_work flip_work;
440 struct work_struct unpin_work;
441 struct amdgpu_device *adev;
445 struct drm_pending_vblank_event *event;
446 struct amdgpu_bo *old_abo;
447 unsigned shared_count;
448 struct dma_fence **shared;
449 struct dma_fence_cb cb;
455 * file private structure
458 struct amdgpu_fpriv {
460 struct amdgpu_bo_va *prt_va;
461 struct amdgpu_bo_va *csa_va;
462 struct mutex bo_list_lock;
463 struct idr bo_list_handles;
464 struct amdgpu_ctx_mgr ctx_mgr;
467 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
472 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
475 struct amdgpu_bo *wb_obj;
476 volatile uint32_t *wb;
478 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
479 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
482 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
483 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
488 int amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
491 * ASIC specific register table accessible by UMD
493 struct amdgpu_allowed_register_entry {
498 enum amd_reset_method {
499 AMD_RESET_METHOD_NONE = -1,
500 AMD_RESET_METHOD_LEGACY = 0,
501 AMD_RESET_METHOD_MODE0,
502 AMD_RESET_METHOD_MODE1,
503 AMD_RESET_METHOD_MODE2,
504 AMD_RESET_METHOD_BACO,
505 AMD_RESET_METHOD_PCI,
508 struct amdgpu_video_codec_info {
512 u32 max_pixels_per_frame;
516 #define codec_info_build(type, width, height, level) \
519 .max_height = height,\
520 .max_pixels_per_frame = height * width,\
523 struct amdgpu_video_codecs {
524 const u32 codec_count;
525 const struct amdgpu_video_codec_info *codec_array;
529 * ASIC specific functions.
531 struct amdgpu_asic_funcs {
532 bool (*read_disabled_bios)(struct amdgpu_device *adev);
533 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
534 u8 *bios, u32 length_bytes);
535 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
536 u32 sh_num, u32 reg_offset, u32 *value);
537 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
538 int (*reset)(struct amdgpu_device *adev);
539 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
540 /* get the reference clock */
541 u32 (*get_xclk)(struct amdgpu_device *adev);
542 /* MM block clocks */
543 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
544 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
545 /* static power management */
546 int (*get_pcie_lanes)(struct amdgpu_device *adev);
547 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
548 /* get config memsize register */
549 u32 (*get_config_memsize)(struct amdgpu_device *adev);
550 /* flush hdp write queue */
551 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
552 /* invalidate hdp read cache */
553 void (*invalidate_hdp)(struct amdgpu_device *adev,
554 struct amdgpu_ring *ring);
555 /* check if the asic needs a full reset of if soft reset will work */
556 bool (*need_full_reset)(struct amdgpu_device *adev);
557 /* initialize doorbell layout for specific asic*/
558 void (*init_doorbell_index)(struct amdgpu_device *adev);
559 /* PCIe bandwidth usage */
560 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
562 /* do we need to reset the asic at init time (e.g., kexec) */
563 bool (*need_reset_on_init)(struct amdgpu_device *adev);
564 /* PCIe replay counter */
565 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
566 /* device supports BACO */
567 bool (*supports_baco)(struct amdgpu_device *adev);
568 /* pre asic_init quirks */
569 void (*pre_asic_init)(struct amdgpu_device *adev);
570 /* enter/exit umd stable pstate */
571 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
572 /* query video codecs */
573 int (*query_video_codecs)(struct amdgpu_device *adev, bool encode,
574 const struct amdgpu_video_codecs **codecs);
580 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
581 struct drm_file *filp);
583 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
584 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
585 struct drm_file *filp);
586 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
587 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
588 struct drm_file *filp);
590 /* VRAM scratch page for HDP bug, default vram page */
591 struct amdgpu_mem_scratch {
592 struct amdgpu_bo *robj;
593 volatile uint32_t *ptr;
600 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
601 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
604 * Core structure, functions and helpers.
606 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
607 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
609 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
610 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
612 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
613 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
615 struct amdgpu_mmio_remap {
617 resource_size_t bus_addr;
620 /* Define the HW IP blocks will be used in driver , add more if necessary */
621 enum amd_hw_ip_block_type {
640 JPEG_HWIP = VCN_HWIP,
659 #define HWIP_MAX_INSTANCE 28
661 #define HW_ID_MAX 300
662 #define IP_VERSION(mj, mn, rv) (((mj) << 16) | ((mn) << 8) | (rv))
663 #define IP_VERSION_MAJ(ver) ((ver) >> 16)
664 #define IP_VERSION_MIN(ver) (((ver) >> 8) & 0xFF)
665 #define IP_VERSION_REV(ver) ((ver) & 0xFF)
667 struct amd_powerplay {
669 const struct amd_pm_funcs *pp_funcs;
672 struct ip_discovery_top;
674 /* polaris10 kickers */
675 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
681 ((did == 0x6FDF) && \
686 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \
690 /* polaris11 kickers */
691 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \
694 ((did == 0x67FF) && \
699 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \
702 /* polaris12 kickers */
703 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \
708 ((did == 0x6981) && \
713 struct amdgpu_mqd_prop {
714 uint64_t mqd_gpu_addr;
715 uint64_t hqd_base_gpu_addr;
716 uint64_t rptr_gpu_addr;
717 uint64_t wptr_gpu_addr;
720 uint32_t doorbell_index;
721 uint64_t eop_gpu_addr;
722 uint32_t hqd_pipe_priority;
723 uint32_t hqd_queue_priority;
729 int (*init_mqd)(struct amdgpu_device *adev, void *mqd,
730 struct amdgpu_mqd_prop *p);
733 #define AMDGPU_RESET_MAGIC_NUM 64
734 #define AMDGPU_MAX_DF_PERFMONS 4
735 #define AMDGPU_PRODUCT_NAME_LEN 64
736 struct amdgpu_reset_domain;
739 * Non-zero (true) if the GPU has VRAM. Zero (false) otherwise.
741 #define AMDGPU_HAS_VRAM(_adev) ((_adev)->gmc.real_vram_size)
743 struct amdgpu_device {
745 struct pci_dev *pdev;
746 struct drm_device ddev;
748 #ifdef CONFIG_DRM_AMD_ACP
749 struct amdgpu_acp acp;
751 struct amdgpu_hive_info *hive;
753 enum amd_asic_type asic_type;
756 uint32_t external_rev_id;
758 unsigned long apu_flags;
760 const struct amdgpu_asic_funcs *asic_funcs;
764 struct notifier_block acpi_nb;
765 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
766 struct debugfs_blob_wrapper debugfs_vbios_blob;
767 struct debugfs_blob_wrapper debugfs_discovery_blob;
768 struct mutex srbm_mutex;
769 /* GRBM index mutex. Protects concurrent access to GRBM index */
770 struct mutex grbm_idx_mutex;
771 struct dev_pm_domain vga_pm_domain;
772 bool have_disp_power_ref;
773 bool have_atomics_support;
779 uint32_t bios_scratch_reg_offset;
780 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
782 /* Register/doorbell mmio */
783 resource_size_t rmmio_base;
784 resource_size_t rmmio_size;
786 /* protects concurrent MM_INDEX/DATA based register access */
787 spinlock_t mmio_idx_lock;
788 struct amdgpu_mmio_remap rmmio_remap;
789 /* protects concurrent SMC based register access */
790 spinlock_t smc_idx_lock;
791 amdgpu_rreg_t smc_rreg;
792 amdgpu_wreg_t smc_wreg;
793 /* protects concurrent PCIE register access */
794 spinlock_t pcie_idx_lock;
795 amdgpu_rreg_t pcie_rreg;
796 amdgpu_wreg_t pcie_wreg;
797 amdgpu_rreg_t pciep_rreg;
798 amdgpu_wreg_t pciep_wreg;
799 amdgpu_rreg64_t pcie_rreg64;
800 amdgpu_wreg64_t pcie_wreg64;
801 /* protects concurrent UVD register access */
802 spinlock_t uvd_ctx_idx_lock;
803 amdgpu_rreg_t uvd_ctx_rreg;
804 amdgpu_wreg_t uvd_ctx_wreg;
805 /* protects concurrent DIDT register access */
806 spinlock_t didt_idx_lock;
807 amdgpu_rreg_t didt_rreg;
808 amdgpu_wreg_t didt_wreg;
809 /* protects concurrent gc_cac register access */
810 spinlock_t gc_cac_idx_lock;
811 amdgpu_rreg_t gc_cac_rreg;
812 amdgpu_wreg_t gc_cac_wreg;
813 /* protects concurrent se_cac register access */
814 spinlock_t se_cac_idx_lock;
815 amdgpu_rreg_t se_cac_rreg;
816 amdgpu_wreg_t se_cac_wreg;
817 /* protects concurrent ENDPOINT (audio) register access */
818 spinlock_t audio_endpt_idx_lock;
819 amdgpu_block_rreg_t audio_endpt_rreg;
820 amdgpu_block_wreg_t audio_endpt_wreg;
821 struct amdgpu_doorbell doorbell;
824 struct amdgpu_clock clock;
827 struct amdgpu_gmc gmc;
828 struct amdgpu_gart gart;
829 dma_addr_t dummy_page_addr;
830 struct amdgpu_vm_manager vm_manager;
831 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
834 /* memory management */
835 struct amdgpu_mman mman;
836 struct amdgpu_mem_scratch mem_scratch;
838 atomic64_t num_bytes_moved;
839 atomic64_t num_evictions;
840 atomic64_t num_vram_cpu_page_faults;
841 atomic_t gpu_reset_counter;
842 atomic_t vram_lost_counter;
844 /* data for buffer migration throttling */
848 s64 accum_us; /* accumulated microseconds */
849 s64 accum_us_vis; /* for visible VRAM */
854 bool enable_virtual_display;
855 struct amdgpu_vkms_output *amdgpu_vkms_output;
856 struct amdgpu_mode_info mode_info;
857 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
858 struct delayed_work hotplug_work;
859 struct amdgpu_irq_src crtc_irq;
860 struct amdgpu_irq_src vline0_irq;
861 struct amdgpu_irq_src vupdate_irq;
862 struct amdgpu_irq_src pageflip_irq;
863 struct amdgpu_irq_src hpd_irq;
864 struct amdgpu_irq_src dmub_trace_irq;
865 struct amdgpu_irq_src dmub_outbox_irq;
870 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
871 struct dma_fence __rcu *gang_submit;
873 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
874 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
877 struct amdgpu_irq irq;
880 struct amd_powerplay powerplay;
886 struct amdgpu_nbio nbio;
889 struct amdgpu_hdp hdp;
892 struct amdgpu_smuio smuio;
895 struct amdgpu_mmhub mmhub;
898 struct amdgpu_gfxhub gfxhub;
901 struct amdgpu_gfx gfx;
904 struct amdgpu_sdma sdma;
907 struct amdgpu_lsdma lsdma;
910 struct amdgpu_uvd uvd;
913 struct amdgpu_vce vce;
916 struct amdgpu_vcn vcn;
919 struct amdgpu_jpeg jpeg;
922 struct amdgpu_firmware firmware;
925 struct psp_context psp;
928 struct amdgpu_gds gds;
931 struct amdgpu_kfd_dev kfd;
934 struct amdgpu_umc umc;
936 /* display related functionality */
937 struct amdgpu_display_manager dm;
942 struct amdgpu_mes mes;
943 struct amdgpu_mqd mqds[AMDGPU_HW_IP_NUM];
949 struct amdgpu_mca mca;
951 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
952 uint32_t harvest_ip_mask;
954 struct mutex mn_lock;
955 DECLARE_HASHTABLE(mn_hash, 7);
957 /* tracking pinned memory */
958 atomic64_t vram_pin_size;
959 atomic64_t visible_pin_size;
960 atomic64_t gart_pin_size;
962 /* soc15 register offset based on ip, instance and segment */
963 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
965 /* delayed work_func for deferring clockgating during resume */
966 struct delayed_work delayed_init_work;
968 struct amdgpu_virt virt;
970 /* link all shadow bo */
971 struct list_head shadow_list;
972 struct mutex shadow_list_lock;
974 /* record hw reset is performed */
976 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
984 enum pp_mp1_state mp1_state;
985 struct amdgpu_doorbell_index doorbell_index;
987 struct mutex notifier_lock;
990 struct work_struct xgmi_reset_work;
991 struct list_head reset_list;
996 long compute_timeout;
999 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1001 /* enable runtime pm on the device */
1005 bool ucode_sysfs_en;
1008 /* Chip product information */
1009 char product_number[20];
1010 char product_name[AMDGPU_PRODUCT_NAME_LEN];
1013 atomic_t throttling_logging_enabled;
1014 struct ratelimit_state throttling_logging_rs;
1015 uint32_t ras_hw_enabled;
1016 uint32_t ras_enabled;
1019 struct pci_saved_state *pci_state;
1020 pci_channel_state_t pci_channel_state;
1022 struct amdgpu_reset_control *reset_cntl;
1023 uint32_t ip_versions[MAX_HWIP][HWIP_MAX_INSTANCE];
1025 bool ram_is_direct_mapped;
1027 struct list_head ras_list;
1029 struct ip_discovery_top *ip_top;
1031 struct amdgpu_reset_domain *reset_domain;
1033 struct mutex benchmark_mutex;
1035 /* reset dump register */
1036 uint32_t *reset_dump_reg_list;
1037 uint32_t *reset_dump_reg_value;
1039 #ifdef CONFIG_DEV_COREDUMP
1040 struct amdgpu_task_info reset_task_info;
1041 bool reset_vram_lost;
1042 struct timespec64 reset_time;
1046 uint32_t scpm_status;
1048 struct work_struct reset_work;
1054 static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)
1056 return container_of(ddev, struct amdgpu_device, ddev);
1059 static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev)
1064 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_device *bdev)
1066 return container_of(bdev, struct amdgpu_device, mman.bdev);
1069 int amdgpu_device_init(struct amdgpu_device *adev,
1071 void amdgpu_device_fini_hw(struct amdgpu_device *adev);
1072 void amdgpu_device_fini_sw(struct amdgpu_device *adev);
1074 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1076 void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos,
1077 void *buf, size_t size, bool write);
1078 size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos,
1079 void *buf, size_t size, bool write);
1081 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1082 void *buf, size_t size, bool write);
1083 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev,
1084 uint32_t reg, uint32_t acc_flags);
1085 void amdgpu_device_wreg(struct amdgpu_device *adev,
1086 uint32_t reg, uint32_t v,
1087 uint32_t acc_flags);
1088 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
1089 uint32_t reg, uint32_t v);
1090 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1091 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1093 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev,
1095 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev,
1097 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev,
1098 u32 reg_addr, u32 reg_data);
1099 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev,
1100 u32 reg_addr, u64 reg_data);
1101 u32 amdgpu_device_get_rev_id(struct amdgpu_device *adev);
1102 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1103 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1105 void amdgpu_device_set_sriov_virtual_display(struct amdgpu_device *adev);
1107 int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
1108 struct amdgpu_reset_context *reset_context);
1110 int amdgpu_do_asic_reset(struct list_head *device_list_handle,
1111 struct amdgpu_reset_context *reset_context);
1113 int emu_soc_asic_init(struct amdgpu_device *adev);
1116 * Registers read & write functions.
1118 #define AMDGPU_REGS_NO_KIQ (1<<1)
1119 #define AMDGPU_REGS_RLC (1<<2)
1121 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1122 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1124 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1125 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1127 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1128 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1130 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
1131 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
1132 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
1133 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1134 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1135 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1136 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1137 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1138 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1139 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1140 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1141 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1142 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1143 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1144 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1145 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1146 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1147 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1148 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1149 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1150 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1151 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1152 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1153 #define WREG32_P(reg, val, mask) \
1155 uint32_t tmp_ = RREG32(reg); \
1157 tmp_ |= ((val) & ~(mask)); \
1158 WREG32(reg, tmp_); \
1160 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1161 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1162 #define WREG32_PLL_P(reg, val, mask) \
1164 uint32_t tmp_ = RREG32_PLL(reg); \
1166 tmp_ |= ((val) & ~(mask)); \
1167 WREG32_PLL(reg, tmp_); \
1170 #define WREG32_SMC_P(_Reg, _Val, _Mask) \
1172 u32 tmp = RREG32_SMC(_Reg); \
1174 tmp |= ((_Val) & ~(_Mask)); \
1175 WREG32_SMC(_Reg, tmp); \
1178 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))
1180 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1181 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1183 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1184 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1185 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1187 #define REG_GET_FIELD(value, reg, field) \
1188 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1190 #define WREG32_FIELD(reg, field, val) \
1191 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1193 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1194 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1199 #define RBIOS8(i) (adev->bios[i])
1200 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1201 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1206 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1207 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1208 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1209 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1210 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1211 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1212 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1213 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1214 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1215 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1216 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1217 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1218 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1219 #define amdgpu_asic_flush_hdp(adev, r) \
1220 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r)))
1221 #define amdgpu_asic_invalidate_hdp(adev, r) \
1222 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : \
1223 ((adev)->hdp.funcs->invalidate_hdp ? (adev)->hdp.funcs->invalidate_hdp((adev), (r)) : (void)0))
1224 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1225 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1226 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1227 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1228 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1229 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1230 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev))
1231 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
1232 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
1233 #define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c))
1235 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1237 #define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
1239 /* Common functions */
1240 bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
1241 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1242 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1243 struct amdgpu_job *job,
1244 struct amdgpu_reset_context *reset_context);
1245 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1246 int amdgpu_device_pci_reset(struct amdgpu_device *adev);
1247 bool amdgpu_device_need_post(struct amdgpu_device *adev);
1248 bool amdgpu_device_should_use_aspm(struct amdgpu_device *adev);
1249 bool amdgpu_device_aspm_support_quirk(void);
1251 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1253 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1254 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1255 const u32 *registers,
1256 const u32 array_size);
1258 int amdgpu_device_mode1_reset(struct amdgpu_device *adev);
1259 bool amdgpu_device_supports_atpx(struct drm_device *dev);
1260 bool amdgpu_device_supports_px(struct drm_device *dev);
1261 bool amdgpu_device_supports_boco(struct drm_device *dev);
1262 bool amdgpu_device_supports_smart_shift(struct drm_device *dev);
1263 bool amdgpu_device_supports_baco(struct drm_device *dev);
1264 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1265 struct amdgpu_device *peer_adev);
1266 int amdgpu_device_baco_enter(struct drm_device *dev);
1267 int amdgpu_device_baco_exit(struct drm_device *dev);
1269 void amdgpu_device_flush_hdp(struct amdgpu_device *adev,
1270 struct amdgpu_ring *ring);
1271 void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev,
1272 struct amdgpu_ring *ring);
1274 void amdgpu_device_halt(struct amdgpu_device *adev);
1275 u32 amdgpu_device_pcie_port_rreg(struct amdgpu_device *adev,
1277 void amdgpu_device_pcie_port_wreg(struct amdgpu_device *adev,
1279 struct dma_fence *amdgpu_device_switch_gang(struct amdgpu_device *adev,
1280 struct dma_fence *gang);
1281 bool amdgpu_device_has_display_hardware(struct amdgpu_device *adev);
1284 #if defined(CONFIG_VGA_SWITCHEROO)
1285 void amdgpu_register_atpx_handler(void);
1286 void amdgpu_unregister_atpx_handler(void);
1287 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1288 bool amdgpu_is_atpx_hybrid(void);
1289 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1290 bool amdgpu_has_atpx(void);
1292 static inline void amdgpu_register_atpx_handler(void) {}
1293 static inline void amdgpu_unregister_atpx_handler(void) {}
1294 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1295 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1296 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1297 static inline bool amdgpu_has_atpx(void) { return false; }
1300 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1301 void *amdgpu_atpx_get_dhandle(void);
1303 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1309 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1310 extern const int amdgpu_max_kms_ioctl;
1312 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
1313 void amdgpu_driver_unload_kms(struct drm_device *dev);
1314 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1315 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1316 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1317 struct drm_file *file_priv);
1318 void amdgpu_driver_release_kms(struct drm_device *dev);
1320 int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1321 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1322 int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1323 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1324 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1325 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1326 int amdgpu_info_ioctl(struct drm_device *dev, void *data,
1327 struct drm_file *filp);
1330 * functions used by amdgpu_encoder.c
1332 struct amdgpu_afmt_acr {
1346 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1350 /* ATCS Device/Driver State */
1351 #define AMDGPU_ATCS_PSC_DEV_STATE_D0 0
1352 #define AMDGPU_ATCS_PSC_DEV_STATE_D3_HOT 3
1353 #define AMDGPU_ATCS_PSC_DRV_STATE_OPR 0
1354 #define AMDGPU_ATCS_PSC_DRV_STATE_NOT_OPR 1
1356 #if defined(CONFIG_ACPI)
1357 int amdgpu_acpi_init(struct amdgpu_device *adev);
1358 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1359 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1360 bool amdgpu_acpi_is_power_shift_control_supported(void);
1361 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1362 u8 perf_req, bool advertise);
1363 int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1364 u8 dev_state, bool drv_state);
1365 int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state);
1366 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1368 void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps);
1369 bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev);
1370 void amdgpu_acpi_detect(void);
1372 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1373 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1374 static inline bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev) { return false; }
1375 static inline void amdgpu_acpi_detect(void) { }
1376 static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; }
1377 static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1378 u8 dev_state, bool drv_state) { return 0; }
1379 static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev,
1380 enum amdgpu_ss ss_state) { return 0; }
1383 #if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND)
1384 bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev);
1385 bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev);
1387 static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; }
1388 static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; }
1391 #if defined(CONFIG_DRM_AMD_DC)
1392 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1394 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1398 void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1399 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1401 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
1402 pci_channel_state_t state);
1403 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
1404 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
1405 void amdgpu_pci_resume(struct pci_dev *pdev);
1407 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
1408 bool amdgpu_device_load_pci_state(struct pci_dev *pdev);
1410 bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev);
1412 int amdgpu_device_set_cg_state(struct amdgpu_device *adev,
1413 enum amd_clockgating_state state);
1414 int amdgpu_device_set_pg_state(struct amdgpu_device *adev,
1415 enum amd_powergating_state state);
1417 static inline bool amdgpu_device_has_timeouts_enabled(struct amdgpu_device *adev)
1419 return amdgpu_gpu_recovery != 0 &&
1420 adev->gfx_timeout != MAX_SCHEDULE_TIMEOUT &&
1421 adev->compute_timeout != MAX_SCHEDULE_TIMEOUT &&
1422 adev->sdma_timeout != MAX_SCHEDULE_TIMEOUT &&
1423 adev->video_timeout != MAX_SCHEDULE_TIMEOUT;
1426 #include "amdgpu_object.h"
1428 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1430 return adev->gmc.tmz_enabled;
1433 int amdgpu_in_reset(struct amdgpu_device *adev);