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_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */
248 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000
249 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
250 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
251 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
252 #define AMDGPUFB_CONN_LIMIT 4
253 #define AMDGPU_BIOS_NUM_SCRATCH 16
255 #define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */
257 /* hard reset data */
258 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
261 #define AMDGPU_RESET_GFX (1 << 0)
262 #define AMDGPU_RESET_COMPUTE (1 << 1)
263 #define AMDGPU_RESET_DMA (1 << 2)
264 #define AMDGPU_RESET_CP (1 << 3)
265 #define AMDGPU_RESET_GRBM (1 << 4)
266 #define AMDGPU_RESET_DMA1 (1 << 5)
267 #define AMDGPU_RESET_RLC (1 << 6)
268 #define AMDGPU_RESET_SEM (1 << 7)
269 #define AMDGPU_RESET_IH (1 << 8)
270 #define AMDGPU_RESET_VMC (1 << 9)
271 #define AMDGPU_RESET_MC (1 << 10)
272 #define AMDGPU_RESET_DISPLAY (1 << 11)
273 #define AMDGPU_RESET_UVD (1 << 12)
274 #define AMDGPU_RESET_VCE (1 << 13)
275 #define AMDGPU_RESET_VCE1 (1 << 14)
277 /* max cursor sizes (in pixels) */
278 #define CIK_CURSOR_WIDTH 128
279 #define CIK_CURSOR_HEIGHT 128
281 /* smart shift bias level limits */
282 #define AMDGPU_SMARTSHIFT_MAX_BIAS (100)
283 #define AMDGPU_SMARTSHIFT_MIN_BIAS (-100)
285 struct amdgpu_device;
286 struct amdgpu_irq_src;
288 struct amdgpu_bo_va_mapping;
289 struct kfd_vm_fault_info;
290 struct amdgpu_hive_info;
291 struct amdgpu_reset_context;
292 struct amdgpu_reset_control;
295 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0,
296 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP,
297 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
298 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
299 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
300 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
301 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
302 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
303 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
304 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
309 enum amdgpu_thermal_irq {
310 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
311 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
313 AMDGPU_THERMAL_IRQ_LAST
316 enum amdgpu_kiq_irq {
317 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0,
318 AMDGPU_CP_KIQ_IRQ_LAST
320 #define SRIOV_USEC_TIMEOUT 1200000 /* wait 12 * 100ms for SRIOV */
321 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
322 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
323 #define MAX_KIQ_REG_TRY 1000
325 int amdgpu_device_ip_set_clockgating_state(void *dev,
326 enum amd_ip_block_type block_type,
327 enum amd_clockgating_state state);
328 int amdgpu_device_ip_set_powergating_state(void *dev,
329 enum amd_ip_block_type block_type,
330 enum amd_powergating_state state);
331 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev,
333 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev,
334 enum amd_ip_block_type block_type);
335 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev,
336 enum amd_ip_block_type block_type);
338 #define AMDGPU_MAX_IP_NUM 16
340 struct amdgpu_ip_block_status {
344 bool late_initialized;
348 struct amdgpu_ip_block_version {
349 const enum amd_ip_block_type type;
353 const struct amd_ip_funcs *funcs;
356 #define HW_REV(_Major, _Minor, _Rev) \
357 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev)))
359 struct amdgpu_ip_block {
360 struct amdgpu_ip_block_status status;
361 const struct amdgpu_ip_block_version *version;
364 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
365 enum amd_ip_block_type type,
366 u32 major, u32 minor);
368 struct amdgpu_ip_block *
369 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev,
370 enum amd_ip_block_type type);
372 int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
373 const struct amdgpu_ip_block_version *ip_block_version);
378 bool amdgpu_get_bios(struct amdgpu_device *adev);
379 bool amdgpu_read_bios(struct amdgpu_device *adev);
380 bool amdgpu_soc15_read_bios_from_rom(struct amdgpu_device *adev,
381 u8 *bios, u32 length_bytes);
386 #define AMDGPU_MAX_PPLL 3
388 struct amdgpu_clock {
389 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
390 struct amdgpu_pll spll;
391 struct amdgpu_pll mpll;
393 uint32_t default_mclk;
394 uint32_t default_sclk;
395 uint32_t default_dispclk;
396 uint32_t current_dispclk;
398 uint32_t max_pixel_clock;
401 /* sub-allocation manager, it has to be protected by another lock.
402 * By conception this is an helper for other part of the driver
403 * like the indirect buffer or semaphore, which both have their
406 * Principe is simple, we keep a list of sub allocation in offset
407 * order (first entry has offset == 0, last entry has the highest
410 * When allocating new object we first check if there is room at
411 * the end total_size - (last_object_offset + last_object_size) >=
412 * alloc_size. If so we allocate new object there.
414 * When there is not enough room at the end, we start waiting for
415 * each sub object until we reach object_offset+object_size >=
416 * alloc_size, this object then become the sub object we return.
418 * Alignment can't be bigger than page size.
420 * Hole are not considered for allocation to keep things simple.
421 * Assumption is that there won't be hole (all object on same
425 struct amdgpu_sa_manager {
426 struct drm_suballoc_manager base;
427 struct amdgpu_bo *bo;
432 int amdgpu_fence_slab_init(void);
433 void amdgpu_fence_slab_fini(void);
439 struct amdgpu_flip_work {
440 struct delayed_work flip_work;
441 struct work_struct unpin_work;
442 struct amdgpu_device *adev;
446 struct drm_pending_vblank_event *event;
447 struct amdgpu_bo *old_abo;
448 unsigned shared_count;
449 struct dma_fence **shared;
450 struct dma_fence_cb cb;
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);
473 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
476 struct amdgpu_bo *wb_obj;
477 volatile uint32_t *wb;
479 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
480 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
483 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
484 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
489 int amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
492 * ASIC specific register table accessible by UMD
494 struct amdgpu_allowed_register_entry {
499 enum amd_reset_method {
500 AMD_RESET_METHOD_NONE = -1,
501 AMD_RESET_METHOD_LEGACY = 0,
502 AMD_RESET_METHOD_MODE0,
503 AMD_RESET_METHOD_MODE1,
504 AMD_RESET_METHOD_MODE2,
505 AMD_RESET_METHOD_BACO,
506 AMD_RESET_METHOD_PCI,
509 struct amdgpu_video_codec_info {
513 u32 max_pixels_per_frame;
517 #define codec_info_build(type, width, height, level) \
520 .max_height = height,\
521 .max_pixels_per_frame = height * width,\
524 struct amdgpu_video_codecs {
525 const u32 codec_count;
526 const struct amdgpu_video_codec_info *codec_array;
530 * ASIC specific functions.
532 struct amdgpu_asic_funcs {
533 bool (*read_disabled_bios)(struct amdgpu_device *adev);
534 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
535 u8 *bios, u32 length_bytes);
536 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
537 u32 sh_num, u32 reg_offset, u32 *value);
538 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
539 int (*reset)(struct amdgpu_device *adev);
540 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
541 /* get the reference clock */
542 u32 (*get_xclk)(struct amdgpu_device *adev);
543 /* MM block clocks */
544 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
545 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
546 /* static power management */
547 int (*get_pcie_lanes)(struct amdgpu_device *adev);
548 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
549 /* get config memsize register */
550 u32 (*get_config_memsize)(struct amdgpu_device *adev);
551 /* flush hdp write queue */
552 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
553 /* invalidate hdp read cache */
554 void (*invalidate_hdp)(struct amdgpu_device *adev,
555 struct amdgpu_ring *ring);
556 /* check if the asic needs a full reset of if soft reset will work */
557 bool (*need_full_reset)(struct amdgpu_device *adev);
558 /* initialize doorbell layout for specific asic*/
559 void (*init_doorbell_index)(struct amdgpu_device *adev);
560 /* PCIe bandwidth usage */
561 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
563 /* do we need to reset the asic at init time (e.g., kexec) */
564 bool (*need_reset_on_init)(struct amdgpu_device *adev);
565 /* PCIe replay counter */
566 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
567 /* device supports BACO */
568 bool (*supports_baco)(struct amdgpu_device *adev);
569 /* pre asic_init quirks */
570 void (*pre_asic_init)(struct amdgpu_device *adev);
571 /* enter/exit umd stable pstate */
572 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
573 /* query video codecs */
574 int (*query_video_codecs)(struct amdgpu_device *adev, bool encode,
575 const struct amdgpu_video_codecs **codecs);
581 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
582 struct drm_file *filp);
584 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
585 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
586 struct drm_file *filp);
587 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
588 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
589 struct drm_file *filp);
591 /* VRAM scratch page for HDP bug, default vram page */
592 struct amdgpu_mem_scratch {
593 struct amdgpu_bo *robj;
594 volatile uint32_t *ptr;
601 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
602 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
605 * Core structure, functions and helpers.
607 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
608 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
610 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
611 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
613 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
614 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
616 struct amdgpu_mmio_remap {
618 resource_size_t bus_addr;
621 /* Define the HW IP blocks will be used in driver , add more if necessary */
622 enum amd_hw_ip_block_type {
641 JPEG_HWIP = VCN_HWIP,
660 #define HWIP_MAX_INSTANCE 28
662 #define HW_ID_MAX 300
663 #define IP_VERSION(mj, mn, rv) (((mj) << 16) | ((mn) << 8) | (rv))
664 #define IP_VERSION_MAJ(ver) ((ver) >> 16)
665 #define IP_VERSION_MIN(ver) (((ver) >> 8) & 0xFF)
666 #define IP_VERSION_REV(ver) ((ver) & 0xFF)
668 struct amd_powerplay {
670 const struct amd_pm_funcs *pp_funcs;
673 struct ip_discovery_top;
675 /* polaris10 kickers */
676 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
682 ((did == 0x6FDF) && \
687 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \
691 /* polaris11 kickers */
692 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \
695 ((did == 0x67FF) && \
700 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \
703 /* polaris12 kickers */
704 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \
709 ((did == 0x6981) && \
714 struct amdgpu_mqd_prop {
715 uint64_t mqd_gpu_addr;
716 uint64_t hqd_base_gpu_addr;
717 uint64_t rptr_gpu_addr;
718 uint64_t wptr_gpu_addr;
721 uint32_t doorbell_index;
722 uint64_t eop_gpu_addr;
723 uint32_t hqd_pipe_priority;
724 uint32_t hqd_queue_priority;
730 int (*init_mqd)(struct amdgpu_device *adev, void *mqd,
731 struct amdgpu_mqd_prop *p);
734 #define AMDGPU_RESET_MAGIC_NUM 64
735 #define AMDGPU_MAX_DF_PERFMONS 4
736 #define AMDGPU_PRODUCT_NAME_LEN 64
737 struct amdgpu_reset_domain;
740 * Non-zero (true) if the GPU has VRAM. Zero (false) otherwise.
742 #define AMDGPU_HAS_VRAM(_adev) ((_adev)->gmc.real_vram_size)
744 struct amdgpu_device {
746 struct pci_dev *pdev;
747 struct drm_device ddev;
749 #ifdef CONFIG_DRM_AMD_ACP
750 struct amdgpu_acp acp;
752 struct amdgpu_hive_info *hive;
754 enum amd_asic_type asic_type;
757 uint32_t external_rev_id;
759 unsigned long apu_flags;
761 const struct amdgpu_asic_funcs *asic_funcs;
765 struct notifier_block acpi_nb;
766 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
767 struct debugfs_blob_wrapper debugfs_vbios_blob;
768 struct debugfs_blob_wrapper debugfs_discovery_blob;
769 struct mutex srbm_mutex;
770 /* GRBM index mutex. Protects concurrent access to GRBM index */
771 struct mutex grbm_idx_mutex;
772 struct dev_pm_domain vga_pm_domain;
773 bool have_disp_power_ref;
774 bool have_atomics_support;
780 uint32_t bios_scratch_reg_offset;
781 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
783 /* Register/doorbell mmio */
784 resource_size_t rmmio_base;
785 resource_size_t rmmio_size;
787 /* protects concurrent MM_INDEX/DATA based register access */
788 spinlock_t mmio_idx_lock;
789 struct amdgpu_mmio_remap rmmio_remap;
790 /* protects concurrent SMC based register access */
791 spinlock_t smc_idx_lock;
792 amdgpu_rreg_t smc_rreg;
793 amdgpu_wreg_t smc_wreg;
794 /* protects concurrent PCIE register access */
795 spinlock_t pcie_idx_lock;
796 amdgpu_rreg_t pcie_rreg;
797 amdgpu_wreg_t pcie_wreg;
798 amdgpu_rreg_t pciep_rreg;
799 amdgpu_wreg_t pciep_wreg;
800 amdgpu_rreg64_t pcie_rreg64;
801 amdgpu_wreg64_t pcie_wreg64;
802 /* protects concurrent UVD register access */
803 spinlock_t uvd_ctx_idx_lock;
804 amdgpu_rreg_t uvd_ctx_rreg;
805 amdgpu_wreg_t uvd_ctx_wreg;
806 /* protects concurrent DIDT register access */
807 spinlock_t didt_idx_lock;
808 amdgpu_rreg_t didt_rreg;
809 amdgpu_wreg_t didt_wreg;
810 /* protects concurrent gc_cac register access */
811 spinlock_t gc_cac_idx_lock;
812 amdgpu_rreg_t gc_cac_rreg;
813 amdgpu_wreg_t gc_cac_wreg;
814 /* protects concurrent se_cac register access */
815 spinlock_t se_cac_idx_lock;
816 amdgpu_rreg_t se_cac_rreg;
817 amdgpu_wreg_t se_cac_wreg;
818 /* protects concurrent ENDPOINT (audio) register access */
819 spinlock_t audio_endpt_idx_lock;
820 amdgpu_block_rreg_t audio_endpt_rreg;
821 amdgpu_block_wreg_t audio_endpt_wreg;
822 struct amdgpu_doorbell doorbell;
825 struct amdgpu_clock clock;
828 struct amdgpu_gmc gmc;
829 struct amdgpu_gart gart;
830 dma_addr_t dummy_page_addr;
831 struct amdgpu_vm_manager vm_manager;
832 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
835 /* memory management */
836 struct amdgpu_mman mman;
837 struct amdgpu_mem_scratch mem_scratch;
839 atomic64_t num_bytes_moved;
840 atomic64_t num_evictions;
841 atomic64_t num_vram_cpu_page_faults;
842 atomic_t gpu_reset_counter;
843 atomic_t vram_lost_counter;
845 /* data for buffer migration throttling */
849 s64 accum_us; /* accumulated microseconds */
850 s64 accum_us_vis; /* for visible VRAM */
855 bool enable_virtual_display;
856 struct amdgpu_vkms_output *amdgpu_vkms_output;
857 struct amdgpu_mode_info mode_info;
858 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
859 struct delayed_work hotplug_work;
860 struct amdgpu_irq_src crtc_irq;
861 struct amdgpu_irq_src vline0_irq;
862 struct amdgpu_irq_src vupdate_irq;
863 struct amdgpu_irq_src pageflip_irq;
864 struct amdgpu_irq_src hpd_irq;
865 struct amdgpu_irq_src dmub_trace_irq;
866 struct amdgpu_irq_src dmub_outbox_irq;
871 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
872 struct dma_fence __rcu *gang_submit;
874 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
875 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
878 struct amdgpu_irq irq;
881 struct amd_powerplay powerplay;
887 struct amdgpu_nbio nbio;
890 struct amdgpu_hdp hdp;
893 struct amdgpu_smuio smuio;
896 struct amdgpu_mmhub mmhub;
899 struct amdgpu_gfxhub gfxhub;
902 struct amdgpu_gfx gfx;
905 struct amdgpu_sdma sdma;
908 struct amdgpu_lsdma lsdma;
911 struct amdgpu_uvd uvd;
914 struct amdgpu_vce vce;
917 struct amdgpu_vcn vcn;
920 struct amdgpu_jpeg jpeg;
923 struct amdgpu_firmware firmware;
926 struct psp_context psp;
929 struct amdgpu_gds gds;
932 struct amdgpu_kfd_dev kfd;
935 struct amdgpu_umc umc;
937 /* display related functionality */
938 struct amdgpu_display_manager dm;
943 struct amdgpu_mes mes;
944 struct amdgpu_mqd mqds[AMDGPU_HW_IP_NUM];
950 struct amdgpu_mca mca;
952 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
953 uint32_t harvest_ip_mask;
955 struct mutex mn_lock;
956 DECLARE_HASHTABLE(mn_hash, 7);
958 /* tracking pinned memory */
959 atomic64_t vram_pin_size;
960 atomic64_t visible_pin_size;
961 atomic64_t gart_pin_size;
963 /* soc15 register offset based on ip, instance and segment */
964 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
966 /* delayed work_func for deferring clockgating during resume */
967 struct delayed_work delayed_init_work;
969 struct amdgpu_virt virt;
971 /* link all shadow bo */
972 struct list_head shadow_list;
973 struct mutex shadow_list_lock;
975 /* record hw reset is performed */
977 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
985 enum pp_mp1_state mp1_state;
986 struct amdgpu_doorbell_index doorbell_index;
988 struct mutex notifier_lock;
991 struct work_struct xgmi_reset_work;
992 struct list_head reset_list;
997 long compute_timeout;
1000 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1002 /* enable runtime pm on the device */
1006 bool ucode_sysfs_en;
1009 /* Chip product information */
1010 char product_number[20];
1011 char product_name[AMDGPU_PRODUCT_NAME_LEN];
1014 atomic_t throttling_logging_enabled;
1015 struct ratelimit_state throttling_logging_rs;
1016 uint32_t ras_hw_enabled;
1017 uint32_t ras_enabled;
1020 struct pci_saved_state *pci_state;
1021 pci_channel_state_t pci_channel_state;
1023 struct amdgpu_reset_control *reset_cntl;
1024 uint32_t ip_versions[MAX_HWIP][HWIP_MAX_INSTANCE];
1026 bool ram_is_direct_mapped;
1028 struct list_head ras_list;
1030 struct ip_discovery_top *ip_top;
1032 struct amdgpu_reset_domain *reset_domain;
1034 struct mutex benchmark_mutex;
1036 /* reset dump register */
1037 uint32_t *reset_dump_reg_list;
1038 uint32_t *reset_dump_reg_value;
1040 #ifdef CONFIG_DEV_COREDUMP
1041 struct amdgpu_task_info reset_task_info;
1042 bool reset_vram_lost;
1043 struct timespec64 reset_time;
1047 uint32_t scpm_status;
1049 struct work_struct reset_work;
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_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_hw(struct amdgpu_device *adev);
1073 void amdgpu_device_fini_sw(struct amdgpu_device *adev);
1075 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1077 void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos,
1078 void *buf, size_t size, bool write);
1079 size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos,
1080 void *buf, size_t size, bool write);
1082 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1083 void *buf, size_t size, bool write);
1084 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev,
1085 uint32_t reg, uint32_t acc_flags);
1086 void amdgpu_device_wreg(struct amdgpu_device *adev,
1087 uint32_t reg, uint32_t v,
1088 uint32_t acc_flags);
1089 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
1090 uint32_t reg, uint32_t v);
1091 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1092 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1094 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev,
1096 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev,
1098 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev,
1099 u32 reg_addr, u32 reg_data);
1100 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev,
1101 u32 reg_addr, u64 reg_data);
1102 u32 amdgpu_device_get_rev_id(struct amdgpu_device *adev);
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 void amdgpu_device_set_sriov_virtual_display(struct amdgpu_device *adev);
1108 int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
1109 struct amdgpu_reset_context *reset_context);
1111 int amdgpu_do_asic_reset(struct list_head *device_list_handle,
1112 struct amdgpu_reset_context *reset_context);
1114 int emu_soc_asic_init(struct amdgpu_device *adev);
1117 * Registers read & write functions.
1119 #define AMDGPU_REGS_NO_KIQ (1<<1)
1120 #define AMDGPU_REGS_RLC (1<<2)
1122 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1123 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1125 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1126 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1128 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1129 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1131 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
1132 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
1133 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
1134 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1135 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1136 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1137 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1138 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1139 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1140 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1141 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1142 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1143 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1144 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1145 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1146 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1147 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1148 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1149 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1150 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1151 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1152 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1153 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1154 #define WREG32_P(reg, val, mask) \
1156 uint32_t tmp_ = RREG32(reg); \
1158 tmp_ |= ((val) & ~(mask)); \
1159 WREG32(reg, tmp_); \
1161 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1162 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1163 #define WREG32_PLL_P(reg, val, mask) \
1165 uint32_t tmp_ = RREG32_PLL(reg); \
1167 tmp_ |= ((val) & ~(mask)); \
1168 WREG32_PLL(reg, tmp_); \
1171 #define WREG32_SMC_P(_Reg, _Val, _Mask) \
1173 u32 tmp = RREG32_SMC(_Reg); \
1175 tmp |= ((_Val) & ~(_Mask)); \
1176 WREG32_SMC(_Reg, tmp); \
1179 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))
1181 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1182 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1184 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1185 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1186 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1188 #define REG_GET_FIELD(value, reg, field) \
1189 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1191 #define WREG32_FIELD(reg, field, val) \
1192 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1194 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1195 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1200 #define RBIOS8(i) (adev->bios[i])
1201 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1202 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1207 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1208 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1209 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1210 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1211 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1212 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1213 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1214 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1215 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1216 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1217 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1218 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1219 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1220 #define amdgpu_asic_flush_hdp(adev, r) \
1221 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r)))
1222 #define amdgpu_asic_invalidate_hdp(adev, r) \
1223 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : \
1224 ((adev)->hdp.funcs->invalidate_hdp ? (adev)->hdp.funcs->invalidate_hdp((adev), (r)) : (void)0))
1225 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1226 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1227 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1228 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1229 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1230 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1231 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev))
1232 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
1233 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
1234 #define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c))
1236 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1238 #define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
1240 /* Common functions */
1241 bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
1242 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1243 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1244 struct amdgpu_job *job,
1245 struct amdgpu_reset_context *reset_context);
1246 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1247 int amdgpu_device_pci_reset(struct amdgpu_device *adev);
1248 bool amdgpu_device_need_post(struct amdgpu_device *adev);
1249 bool amdgpu_device_should_use_aspm(struct amdgpu_device *adev);
1250 bool amdgpu_device_aspm_support_quirk(void);
1252 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1254 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1255 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1256 const u32 *registers,
1257 const u32 array_size);
1259 int amdgpu_device_mode1_reset(struct amdgpu_device *adev);
1260 bool amdgpu_device_supports_atpx(struct drm_device *dev);
1261 bool amdgpu_device_supports_px(struct drm_device *dev);
1262 bool amdgpu_device_supports_boco(struct drm_device *dev);
1263 bool amdgpu_device_supports_smart_shift(struct drm_device *dev);
1264 bool amdgpu_device_supports_baco(struct drm_device *dev);
1265 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1266 struct amdgpu_device *peer_adev);
1267 int amdgpu_device_baco_enter(struct drm_device *dev);
1268 int amdgpu_device_baco_exit(struct drm_device *dev);
1270 void amdgpu_device_flush_hdp(struct amdgpu_device *adev,
1271 struct amdgpu_ring *ring);
1272 void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev,
1273 struct amdgpu_ring *ring);
1275 void amdgpu_device_halt(struct amdgpu_device *adev);
1276 u32 amdgpu_device_pcie_port_rreg(struct amdgpu_device *adev,
1278 void amdgpu_device_pcie_port_wreg(struct amdgpu_device *adev,
1280 struct dma_fence *amdgpu_device_switch_gang(struct amdgpu_device *adev,
1281 struct dma_fence *gang);
1282 bool amdgpu_device_has_display_hardware(struct amdgpu_device *adev);
1285 #if defined(CONFIG_VGA_SWITCHEROO)
1286 void amdgpu_register_atpx_handler(void);
1287 void amdgpu_unregister_atpx_handler(void);
1288 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1289 bool amdgpu_is_atpx_hybrid(void);
1290 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1291 bool amdgpu_has_atpx(void);
1293 static inline void amdgpu_register_atpx_handler(void) {}
1294 static inline void amdgpu_unregister_atpx_handler(void) {}
1295 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1296 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1297 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1298 static inline bool amdgpu_has_atpx(void) { return false; }
1301 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1302 void *amdgpu_atpx_get_dhandle(void);
1304 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1310 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1311 extern const int amdgpu_max_kms_ioctl;
1313 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
1314 void amdgpu_driver_unload_kms(struct drm_device *dev);
1315 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1316 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1317 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1318 struct drm_file *file_priv);
1319 void amdgpu_driver_release_kms(struct drm_device *dev);
1321 int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1322 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1323 int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1324 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1325 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1326 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1327 int amdgpu_info_ioctl(struct drm_device *dev, void *data,
1328 struct drm_file *filp);
1331 * functions used by amdgpu_encoder.c
1333 struct amdgpu_afmt_acr {
1347 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1351 /* ATCS Device/Driver State */
1352 #define AMDGPU_ATCS_PSC_DEV_STATE_D0 0
1353 #define AMDGPU_ATCS_PSC_DEV_STATE_D3_HOT 3
1354 #define AMDGPU_ATCS_PSC_DRV_STATE_OPR 0
1355 #define AMDGPU_ATCS_PSC_DRV_STATE_NOT_OPR 1
1357 #if defined(CONFIG_ACPI)
1358 int amdgpu_acpi_init(struct amdgpu_device *adev);
1359 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1360 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1361 bool amdgpu_acpi_is_power_shift_control_supported(void);
1362 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1363 u8 perf_req, bool advertise);
1364 int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1365 u8 dev_state, bool drv_state);
1366 int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state);
1367 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1369 void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps);
1370 bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev);
1371 void amdgpu_acpi_detect(void);
1373 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1374 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1375 static inline bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev) { return false; }
1376 static inline void amdgpu_acpi_detect(void) { }
1377 static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; }
1378 static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1379 u8 dev_state, bool drv_state) { return 0; }
1380 static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev,
1381 enum amdgpu_ss ss_state) { return 0; }
1384 #if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND)
1385 bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev);
1386 bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev);
1388 static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; }
1389 static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; }
1392 #if defined(CONFIG_DRM_AMD_DC)
1393 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1395 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1399 void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1400 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1402 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
1403 pci_channel_state_t state);
1404 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
1405 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
1406 void amdgpu_pci_resume(struct pci_dev *pdev);
1408 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
1409 bool amdgpu_device_load_pci_state(struct pci_dev *pdev);
1411 bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev);
1413 int amdgpu_device_set_cg_state(struct amdgpu_device *adev,
1414 enum amd_clockgating_state state);
1415 int amdgpu_device_set_pg_state(struct amdgpu_device *adev,
1416 enum amd_powergating_state state);
1418 static inline bool amdgpu_device_has_timeouts_enabled(struct amdgpu_device *adev)
1420 return amdgpu_gpu_recovery != 0 &&
1421 adev->gfx_timeout != MAX_SCHEDULE_TIMEOUT &&
1422 adev->compute_timeout != MAX_SCHEDULE_TIMEOUT &&
1423 adev->sdma_timeout != MAX_SCHEDULE_TIMEOUT &&
1424 adev->video_timeout != MAX_SCHEDULE_TIMEOUT;
1427 #include "amdgpu_object.h"
1429 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1431 return adev->gmc.tmz_enabled;
1434 int amdgpu_in_reset(struct amdgpu_device *adev);