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_lsdma.h"
90 #include "amdgpu_nbio.h"
91 #include "amdgpu_hdp.h"
92 #include "amdgpu_dm.h"
93 #include "amdgpu_virt.h"
94 #include "amdgpu_csa.h"
95 #include "amdgpu_mes_ctx.h"
96 #include "amdgpu_gart.h"
97 #include "amdgpu_debugfs.h"
98 #include "amdgpu_job.h"
99 #include "amdgpu_bo_list.h"
100 #include "amdgpu_gem.h"
101 #include "amdgpu_doorbell.h"
102 #include "amdgpu_amdkfd.h"
103 #include "amdgpu_discovery.h"
104 #include "amdgpu_mes.h"
105 #include "amdgpu_umc.h"
106 #include "amdgpu_mmhub.h"
107 #include "amdgpu_gfxhub.h"
108 #include "amdgpu_df.h"
109 #include "amdgpu_smuio.h"
110 #include "amdgpu_fdinfo.h"
111 #include "amdgpu_mca.h"
112 #include "amdgpu_ras.h"
114 #define MAX_GPU_INSTANCE 16
116 struct amdgpu_gpu_instance
118 struct amdgpu_device *adev;
119 int mgpu_fan_enabled;
122 struct amdgpu_mgpu_info
124 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE];
130 /* delayed reset_func for XGMI configuration if necessary */
131 struct delayed_work delayed_reset_work;
142 struct amdgpu_watchdog_timer
144 bool timeout_fatal_disable;
145 uint32_t period; /* maxCycles = (1 << period), the number of cycles before a timeout */
148 #define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256
151 * Modules parameters.
153 extern int amdgpu_modeset;
154 extern int amdgpu_vram_limit;
155 extern int amdgpu_vis_vram_limit;
156 extern int amdgpu_gart_size;
157 extern int amdgpu_gtt_size;
158 extern int amdgpu_moverate;
159 extern int amdgpu_audio;
160 extern int amdgpu_disp_priority;
161 extern int amdgpu_hw_i2c;
162 extern int amdgpu_pcie_gen2;
163 extern int amdgpu_msi;
164 extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
165 extern int amdgpu_dpm;
166 extern int amdgpu_fw_load_type;
167 extern int amdgpu_aspm;
168 extern int amdgpu_runtime_pm;
169 extern uint amdgpu_ip_block_mask;
170 extern int amdgpu_bapm;
171 extern int amdgpu_deep_color;
172 extern int amdgpu_vm_size;
173 extern int amdgpu_vm_block_size;
174 extern int amdgpu_vm_fragment_size;
175 extern int amdgpu_vm_fault_stop;
176 extern int amdgpu_vm_debug;
177 extern int amdgpu_vm_update_mode;
178 extern int amdgpu_exp_hw_support;
179 extern int amdgpu_dc;
180 extern int amdgpu_sched_jobs;
181 extern int amdgpu_sched_hw_submission;
182 extern uint amdgpu_pcie_gen_cap;
183 extern uint amdgpu_pcie_lane_cap;
184 extern u64 amdgpu_cg_mask;
185 extern uint amdgpu_pg_mask;
186 extern uint amdgpu_sdma_phase_quantum;
187 extern char *amdgpu_disable_cu;
188 extern char *amdgpu_virtual_display;
189 extern uint amdgpu_pp_feature_mask;
190 extern uint amdgpu_force_long_training;
191 extern int amdgpu_job_hang_limit;
192 extern int amdgpu_lbpw;
193 extern int amdgpu_compute_multipipe;
194 extern int amdgpu_gpu_recovery;
195 extern int amdgpu_emu_mode;
196 extern uint amdgpu_smu_memory_pool_size;
197 extern int amdgpu_smu_pptable_id;
198 extern uint amdgpu_dc_feature_mask;
199 extern uint amdgpu_dc_debug_mask;
200 extern uint amdgpu_dc_visual_confirm;
201 extern uint amdgpu_dm_abm_level;
202 extern int amdgpu_backlight;
203 extern struct amdgpu_mgpu_info mgpu_info;
204 extern int amdgpu_ras_enable;
205 extern uint amdgpu_ras_mask;
206 extern int amdgpu_bad_page_threshold;
207 extern bool amdgpu_ignore_bad_page_threshold;
208 extern struct amdgpu_watchdog_timer amdgpu_watchdog_timer;
209 extern int amdgpu_async_gfx_ring;
210 extern int amdgpu_mcbp;
211 extern int amdgpu_discovery;
212 extern int amdgpu_mes;
213 extern int amdgpu_mes_kiq;
214 extern int amdgpu_noretry;
215 extern int amdgpu_force_asic_type;
216 extern int amdgpu_smartshift_bias;
217 extern int amdgpu_use_xgmi_p2p;
218 #ifdef CONFIG_HSA_AMD
219 extern int sched_policy;
220 extern bool debug_evictions;
221 extern bool no_system_mem_limit;
223 static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS;
224 static const bool __maybe_unused debug_evictions; /* = false */
225 static const bool __maybe_unused no_system_mem_limit;
227 #ifdef CONFIG_HSA_AMD_P2P
228 extern bool pcie_p2p;
231 extern int amdgpu_tmz;
232 extern int amdgpu_reset_method;
234 #ifdef CONFIG_DRM_AMDGPU_SI
235 extern int amdgpu_si_support;
237 #ifdef CONFIG_DRM_AMDGPU_CIK
238 extern int amdgpu_cik_support;
240 extern int amdgpu_num_kcq;
242 #define AMDGPU_VCNFW_LOG_SIZE (32 * 1024)
243 extern int amdgpu_vcnfw_log;
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
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 #define AMDGPU_SA_NUM_FENCE_LISTS 32
427 struct amdgpu_sa_manager {
428 wait_queue_head_t wq;
429 struct amdgpu_bo *bo;
430 struct list_head *hole;
431 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS];
432 struct list_head olist;
440 /* sub-allocation buffer */
441 struct amdgpu_sa_bo {
442 struct list_head olist;
443 struct list_head flist;
444 struct amdgpu_sa_manager *manager;
447 struct dma_fence *fence;
450 int amdgpu_fence_slab_init(void);
451 void amdgpu_fence_slab_fini(void);
457 struct amdgpu_flip_work {
458 struct delayed_work flip_work;
459 struct work_struct unpin_work;
460 struct amdgpu_device *adev;
464 struct drm_pending_vblank_event *event;
465 struct amdgpu_bo *old_abo;
466 unsigned shared_count;
467 struct dma_fence **shared;
468 struct dma_fence_cb cb;
474 * file private structure
477 struct amdgpu_fpriv {
479 struct amdgpu_bo_va *prt_va;
480 struct amdgpu_bo_va *csa_va;
481 struct mutex bo_list_lock;
482 struct idr bo_list_handles;
483 struct amdgpu_ctx_mgr ctx_mgr;
486 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv);
491 #define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */
494 struct amdgpu_bo *wb_obj;
495 volatile uint32_t *wb;
497 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
498 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
501 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb);
502 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb);
507 int amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
510 * ASIC specific register table accessible by UMD
512 struct amdgpu_allowed_register_entry {
517 enum amd_reset_method {
518 AMD_RESET_METHOD_NONE = -1,
519 AMD_RESET_METHOD_LEGACY = 0,
520 AMD_RESET_METHOD_MODE0,
521 AMD_RESET_METHOD_MODE1,
522 AMD_RESET_METHOD_MODE2,
523 AMD_RESET_METHOD_BACO,
524 AMD_RESET_METHOD_PCI,
527 struct amdgpu_video_codec_info {
531 u32 max_pixels_per_frame;
535 #define codec_info_build(type, width, height, level) \
538 .max_height = height,\
539 .max_pixels_per_frame = height * width,\
542 struct amdgpu_video_codecs {
543 const u32 codec_count;
544 const struct amdgpu_video_codec_info *codec_array;
548 * ASIC specific functions.
550 struct amdgpu_asic_funcs {
551 bool (*read_disabled_bios)(struct amdgpu_device *adev);
552 bool (*read_bios_from_rom)(struct amdgpu_device *adev,
553 u8 *bios, u32 length_bytes);
554 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
555 u32 sh_num, u32 reg_offset, u32 *value);
556 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
557 int (*reset)(struct amdgpu_device *adev);
558 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);
559 /* get the reference clock */
560 u32 (*get_xclk)(struct amdgpu_device *adev);
561 /* MM block clocks */
562 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
563 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
564 /* static power management */
565 int (*get_pcie_lanes)(struct amdgpu_device *adev);
566 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes);
567 /* get config memsize register */
568 u32 (*get_config_memsize)(struct amdgpu_device *adev);
569 /* flush hdp write queue */
570 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
571 /* invalidate hdp read cache */
572 void (*invalidate_hdp)(struct amdgpu_device *adev,
573 struct amdgpu_ring *ring);
574 /* check if the asic needs a full reset of if soft reset will work */
575 bool (*need_full_reset)(struct amdgpu_device *adev);
576 /* initialize doorbell layout for specific asic*/
577 void (*init_doorbell_index)(struct amdgpu_device *adev);
578 /* PCIe bandwidth usage */
579 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0,
581 /* do we need to reset the asic at init time (e.g., kexec) */
582 bool (*need_reset_on_init)(struct amdgpu_device *adev);
583 /* PCIe replay counter */
584 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev);
585 /* device supports BACO */
586 bool (*supports_baco)(struct amdgpu_device *adev);
587 /* pre asic_init quirks */
588 void (*pre_asic_init)(struct amdgpu_device *adev);
589 /* enter/exit umd stable pstate */
590 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter);
591 /* query video codecs */
592 int (*query_video_codecs)(struct amdgpu_device *adev, bool encode,
593 const struct amdgpu_video_codecs **codecs);
599 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
600 struct drm_file *filp);
602 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
603 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
604 struct drm_file *filp);
605 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
606 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data,
607 struct drm_file *filp);
609 /* VRAM scratch page for HDP bug, default vram page */
610 struct amdgpu_vram_scratch {
611 struct amdgpu_bo *robj;
612 volatile uint32_t *ptr;
619 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
620 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
623 * Core structure, functions and helpers.
625 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
626 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
628 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t);
629 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t);
631 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
632 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
634 struct amdgpu_mmio_remap {
636 resource_size_t bus_addr;
639 /* Define the HW IP blocks will be used in driver , add more if necessary */
640 enum amd_hw_ip_block_type {
659 JPEG_HWIP = VCN_HWIP,
678 #define HWIP_MAX_INSTANCE 11
680 #define HW_ID_MAX 300
681 #define IP_VERSION(mj, mn, rv) (((mj) << 16) | ((mn) << 8) | (rv))
682 #define IP_VERSION_MAJ(ver) ((ver) >> 16)
683 #define IP_VERSION_MIN(ver) (((ver) >> 8) & 0xFF)
684 #define IP_VERSION_REV(ver) ((ver) & 0xFF)
686 struct amd_powerplay {
688 const struct amd_pm_funcs *pp_funcs;
691 struct ip_discovery_top;
693 /* polaris10 kickers */
694 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \
700 ((did == 0x6FDF) && \
705 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \
709 /* polaris11 kickers */
710 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \
713 ((did == 0x67FF) && \
718 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \
721 /* polaris12 kickers */
722 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \
727 ((did == 0x6981) && \
732 struct amdgpu_mqd_prop {
733 uint64_t mqd_gpu_addr;
734 uint64_t hqd_base_gpu_addr;
735 uint64_t rptr_gpu_addr;
736 uint64_t wptr_gpu_addr;
739 uint32_t doorbell_index;
740 uint64_t eop_gpu_addr;
741 uint32_t hqd_pipe_priority;
742 uint32_t hqd_queue_priority;
748 int (*init_mqd)(struct amdgpu_device *adev, void *mqd,
749 struct amdgpu_mqd_prop *p);
752 #define AMDGPU_RESET_MAGIC_NUM 64
753 #define AMDGPU_MAX_DF_PERFMONS 4
754 #define AMDGPU_PRODUCT_NAME_LEN 64
755 struct amdgpu_reset_domain;
757 struct amdgpu_device {
759 struct pci_dev *pdev;
760 struct drm_device ddev;
762 #ifdef CONFIG_DRM_AMD_ACP
763 struct amdgpu_acp acp;
765 struct amdgpu_hive_info *hive;
767 enum amd_asic_type asic_type;
770 uint32_t external_rev_id;
772 unsigned long apu_flags;
774 const struct amdgpu_asic_funcs *asic_funcs;
778 struct notifier_block acpi_nb;
779 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
780 struct debugfs_blob_wrapper debugfs_vbios_blob;
781 struct debugfs_blob_wrapper debugfs_discovery_blob;
782 struct mutex srbm_mutex;
783 /* GRBM index mutex. Protects concurrent access to GRBM index */
784 struct mutex grbm_idx_mutex;
785 struct dev_pm_domain vga_pm_domain;
786 bool have_disp_power_ref;
787 bool have_atomics_support;
793 uint32_t bios_scratch_reg_offset;
794 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
796 /* Register/doorbell mmio */
797 resource_size_t rmmio_base;
798 resource_size_t rmmio_size;
800 /* protects concurrent MM_INDEX/DATA based register access */
801 spinlock_t mmio_idx_lock;
802 struct amdgpu_mmio_remap rmmio_remap;
803 /* protects concurrent SMC based register access */
804 spinlock_t smc_idx_lock;
805 amdgpu_rreg_t smc_rreg;
806 amdgpu_wreg_t smc_wreg;
807 /* protects concurrent PCIE register access */
808 spinlock_t pcie_idx_lock;
809 amdgpu_rreg_t pcie_rreg;
810 amdgpu_wreg_t pcie_wreg;
811 amdgpu_rreg_t pciep_rreg;
812 amdgpu_wreg_t pciep_wreg;
813 amdgpu_rreg64_t pcie_rreg64;
814 amdgpu_wreg64_t pcie_wreg64;
815 /* protects concurrent UVD register access */
816 spinlock_t uvd_ctx_idx_lock;
817 amdgpu_rreg_t uvd_ctx_rreg;
818 amdgpu_wreg_t uvd_ctx_wreg;
819 /* protects concurrent DIDT register access */
820 spinlock_t didt_idx_lock;
821 amdgpu_rreg_t didt_rreg;
822 amdgpu_wreg_t didt_wreg;
823 /* protects concurrent gc_cac register access */
824 spinlock_t gc_cac_idx_lock;
825 amdgpu_rreg_t gc_cac_rreg;
826 amdgpu_wreg_t gc_cac_wreg;
827 /* protects concurrent se_cac register access */
828 spinlock_t se_cac_idx_lock;
829 amdgpu_rreg_t se_cac_rreg;
830 amdgpu_wreg_t se_cac_wreg;
831 /* protects concurrent ENDPOINT (audio) register access */
832 spinlock_t audio_endpt_idx_lock;
833 amdgpu_block_rreg_t audio_endpt_rreg;
834 amdgpu_block_wreg_t audio_endpt_wreg;
835 struct amdgpu_doorbell doorbell;
838 struct amdgpu_clock clock;
841 struct amdgpu_gmc gmc;
842 struct amdgpu_gart gart;
843 dma_addr_t dummy_page_addr;
844 struct amdgpu_vm_manager vm_manager;
845 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS];
848 /* memory management */
849 struct amdgpu_mman mman;
850 struct amdgpu_vram_scratch vram_scratch;
852 atomic64_t num_bytes_moved;
853 atomic64_t num_evictions;
854 atomic64_t num_vram_cpu_page_faults;
855 atomic_t gpu_reset_counter;
856 atomic_t vram_lost_counter;
858 /* data for buffer migration throttling */
862 s64 accum_us; /* accumulated microseconds */
863 s64 accum_us_vis; /* for visible VRAM */
868 bool enable_virtual_display;
869 struct amdgpu_vkms_output *amdgpu_vkms_output;
870 struct amdgpu_mode_info mode_info;
871 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */
872 struct work_struct hotplug_work;
873 struct amdgpu_irq_src crtc_irq;
874 struct amdgpu_irq_src vline0_irq;
875 struct amdgpu_irq_src vupdate_irq;
876 struct amdgpu_irq_src pageflip_irq;
877 struct amdgpu_irq_src hpd_irq;
878 struct amdgpu_irq_src dmub_trace_irq;
879 struct amdgpu_irq_src dmub_outbox_irq;
884 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
886 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
887 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
890 struct amdgpu_irq irq;
893 struct amd_powerplay powerplay;
899 struct amdgpu_nbio nbio;
902 struct amdgpu_hdp hdp;
905 struct amdgpu_smuio smuio;
908 struct amdgpu_mmhub mmhub;
911 struct amdgpu_gfxhub gfxhub;
914 struct amdgpu_gfx gfx;
917 struct amdgpu_sdma sdma;
920 struct amdgpu_lsdma lsdma;
923 struct amdgpu_uvd uvd;
926 struct amdgpu_vce vce;
929 struct amdgpu_vcn vcn;
932 struct amdgpu_jpeg jpeg;
935 struct amdgpu_firmware firmware;
938 struct psp_context psp;
941 struct amdgpu_gds gds;
944 struct amdgpu_kfd_dev kfd;
947 struct amdgpu_umc umc;
949 /* display related functionality */
950 struct amdgpu_display_manager dm;
955 struct amdgpu_mes mes;
956 struct amdgpu_mqd mqds[AMDGPU_HW_IP_NUM];
962 struct amdgpu_mca mca;
964 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM];
965 uint32_t harvest_ip_mask;
967 struct mutex mn_lock;
968 DECLARE_HASHTABLE(mn_hash, 7);
970 /* tracking pinned memory */
971 atomic64_t vram_pin_size;
972 atomic64_t visible_pin_size;
973 atomic64_t gart_pin_size;
975 /* soc15 register offset based on ip, instance and segment */
976 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
978 /* delayed work_func for deferring clockgating during resume */
979 struct delayed_work delayed_init_work;
981 struct amdgpu_virt virt;
983 /* link all shadow bo */
984 struct list_head shadow_list;
985 struct mutex shadow_list_lock;
987 /* record hw reset is performed */
989 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM];
997 enum pp_mp1_state mp1_state;
998 struct amdgpu_doorbell_index doorbell_index;
1000 struct mutex notifier_lock;
1003 struct work_struct xgmi_reset_work;
1004 struct list_head reset_list;
1009 long compute_timeout;
1012 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS];
1014 /* enable runtime pm on the device */
1019 bool ucode_sysfs_en;
1022 /* Chip product information */
1023 char product_number[20];
1024 char product_name[AMDGPU_PRODUCT_NAME_LEN];
1027 atomic_t throttling_logging_enabled;
1028 struct ratelimit_state throttling_logging_rs;
1029 uint32_t ras_hw_enabled;
1030 uint32_t ras_enabled;
1033 struct pci_saved_state *pci_state;
1034 pci_channel_state_t pci_channel_state;
1036 struct amdgpu_reset_control *reset_cntl;
1037 uint32_t ip_versions[MAX_HWIP][HWIP_MAX_INSTANCE];
1039 bool ram_is_direct_mapped;
1041 struct list_head ras_list;
1043 struct ip_discovery_top *ip_top;
1045 struct amdgpu_reset_domain *reset_domain;
1047 struct mutex benchmark_mutex;
1049 /* reset dump register */
1050 uint32_t *reset_dump_reg_list;
1051 uint32_t *reset_dump_reg_value;
1053 #ifdef CONFIG_DEV_COREDUMP
1054 struct amdgpu_task_info reset_task_info;
1055 bool reset_vram_lost;
1056 struct timespec64 reset_time;
1060 uint32_t scpm_status;
1062 struct work_struct reset_work;
1065 static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)
1067 return container_of(ddev, struct amdgpu_device, ddev);
1070 static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev)
1075 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_device *bdev)
1077 return container_of(bdev, struct amdgpu_device, mman.bdev);
1080 int amdgpu_device_init(struct amdgpu_device *adev,
1082 void amdgpu_device_fini_hw(struct amdgpu_device *adev);
1083 void amdgpu_device_fini_sw(struct amdgpu_device *adev);
1085 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
1087 void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos,
1088 void *buf, size_t size, bool write);
1089 size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos,
1090 void *buf, size_t size, bool write);
1092 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos,
1093 void *buf, size_t size, bool write);
1094 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev,
1095 uint32_t reg, uint32_t acc_flags);
1096 void amdgpu_device_wreg(struct amdgpu_device *adev,
1097 uint32_t reg, uint32_t v,
1098 uint32_t acc_flags);
1099 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev,
1100 uint32_t reg, uint32_t v);
1101 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value);
1102 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset);
1104 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev,
1105 u32 pcie_index, u32 pcie_data,
1107 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev,
1108 u32 pcie_index, u32 pcie_data,
1110 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev,
1111 u32 pcie_index, u32 pcie_data,
1112 u32 reg_addr, u32 reg_data);
1113 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev,
1114 u32 pcie_index, u32 pcie_data,
1115 u32 reg_addr, u64 reg_data);
1117 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
1118 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
1120 int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
1121 struct amdgpu_reset_context *reset_context);
1123 int amdgpu_do_asic_reset(struct list_head *device_list_handle,
1124 struct amdgpu_reset_context *reset_context);
1126 int emu_soc_asic_init(struct amdgpu_device *adev);
1129 * Registers read & write functions.
1131 #define AMDGPU_REGS_NO_KIQ (1<<1)
1132 #define AMDGPU_REGS_RLC (1<<2)
1134 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ)
1135 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ)
1137 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg))
1138 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v))
1140 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg))
1141 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v))
1143 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0)
1144 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0))
1145 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0)
1146 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1147 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
1148 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
1149 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
1150 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg))
1151 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v))
1152 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg))
1153 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v))
1154 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
1155 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
1156 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
1157 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
1158 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
1159 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
1160 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
1161 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
1162 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
1163 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
1164 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
1165 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
1166 #define WREG32_P(reg, val, mask) \
1168 uint32_t tmp_ = RREG32(reg); \
1170 tmp_ |= ((val) & ~(mask)); \
1171 WREG32(reg, tmp_); \
1173 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
1174 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
1175 #define WREG32_PLL_P(reg, val, mask) \
1177 uint32_t tmp_ = RREG32_PLL(reg); \
1179 tmp_ |= ((val) & ~(mask)); \
1180 WREG32_PLL(reg, tmp_); \
1183 #define WREG32_SMC_P(_Reg, _Val, _Mask) \
1185 u32 tmp = RREG32_SMC(_Reg); \
1187 tmp |= ((_Val) & ~(_Mask)); \
1188 WREG32_SMC(_Reg, tmp); \
1191 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false))
1193 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
1194 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
1196 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
1197 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
1198 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
1200 #define REG_GET_FIELD(value, reg, field) \
1201 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
1203 #define WREG32_FIELD(reg, field, val) \
1204 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1206 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \
1207 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field))
1212 #define RBIOS8(i) (adev->bios[i])
1213 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
1214 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
1219 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
1220 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
1221 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))
1222 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
1223 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
1224 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
1225 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev))
1226 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l))
1227 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
1228 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
1229 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l))
1230 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
1231 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
1232 #define amdgpu_asic_flush_hdp(adev, r) \
1233 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r)))
1234 #define amdgpu_asic_invalidate_hdp(adev, r) \
1235 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : \
1236 ((adev)->hdp.funcs->invalidate_hdp ? (adev)->hdp.funcs->invalidate_hdp((adev), (r)) : 0))
1237 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
1238 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev))
1239 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1)))
1240 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev))
1241 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev)))
1242 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev))
1243 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev))
1244 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \
1245 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0)
1246 #define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c))
1248 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter));
1250 #define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
1252 /* Common functions */
1253 bool amdgpu_device_has_job_running(struct amdgpu_device *adev);
1254 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev);
1255 int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
1256 struct amdgpu_job *job,
1257 struct amdgpu_reset_context *reset_context);
1258 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev);
1259 int amdgpu_device_pci_reset(struct amdgpu_device *adev);
1260 bool amdgpu_device_need_post(struct amdgpu_device *adev);
1261 bool amdgpu_device_should_use_aspm(struct amdgpu_device *adev);
1263 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
1265 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
1266 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
1267 const u32 *registers,
1268 const u32 array_size);
1270 int amdgpu_device_mode1_reset(struct amdgpu_device *adev);
1271 bool amdgpu_device_supports_atpx(struct drm_device *dev);
1272 bool amdgpu_device_supports_px(struct drm_device *dev);
1273 bool amdgpu_device_supports_boco(struct drm_device *dev);
1274 bool amdgpu_device_supports_smart_shift(struct drm_device *dev);
1275 bool amdgpu_device_supports_baco(struct drm_device *dev);
1276 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev,
1277 struct amdgpu_device *peer_adev);
1278 int amdgpu_device_baco_enter(struct drm_device *dev);
1279 int amdgpu_device_baco_exit(struct drm_device *dev);
1281 void amdgpu_device_flush_hdp(struct amdgpu_device *adev,
1282 struct amdgpu_ring *ring);
1283 void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev,
1284 struct amdgpu_ring *ring);
1286 void amdgpu_device_halt(struct amdgpu_device *adev);
1287 u32 amdgpu_device_pcie_port_rreg(struct amdgpu_device *adev,
1289 void amdgpu_device_pcie_port_wreg(struct amdgpu_device *adev,
1293 #if defined(CONFIG_VGA_SWITCHEROO)
1294 void amdgpu_register_atpx_handler(void);
1295 void amdgpu_unregister_atpx_handler(void);
1296 bool amdgpu_has_atpx_dgpu_power_cntl(void);
1297 bool amdgpu_is_atpx_hybrid(void);
1298 bool amdgpu_atpx_dgpu_req_power_for_displays(void);
1299 bool amdgpu_has_atpx(void);
1301 static inline void amdgpu_register_atpx_handler(void) {}
1302 static inline void amdgpu_unregister_atpx_handler(void) {}
1303 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; }
1304 static inline bool amdgpu_is_atpx_hybrid(void) { return false; }
1305 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; }
1306 static inline bool amdgpu_has_atpx(void) { return false; }
1309 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
1310 void *amdgpu_atpx_get_dhandle(void);
1312 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
1318 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
1319 extern const int amdgpu_max_kms_ioctl;
1321 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
1322 void amdgpu_driver_unload_kms(struct drm_device *dev);
1323 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
1324 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
1325 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1326 struct drm_file *file_priv);
1327 void amdgpu_driver_release_kms(struct drm_device *dev);
1329 int amdgpu_device_ip_suspend(struct amdgpu_device *adev);
1330 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon);
1331 int amdgpu_device_resume(struct drm_device *dev, bool fbcon);
1332 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc);
1333 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc);
1334 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc);
1335 int amdgpu_info_ioctl(struct drm_device *dev, void *data,
1336 struct drm_file *filp);
1339 * functions used by amdgpu_encoder.c
1341 struct amdgpu_afmt_acr {
1355 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
1359 /* ATCS Device/Driver State */
1360 #define AMDGPU_ATCS_PSC_DEV_STATE_D0 0
1361 #define AMDGPU_ATCS_PSC_DEV_STATE_D3_HOT 3
1362 #define AMDGPU_ATCS_PSC_DRV_STATE_OPR 0
1363 #define AMDGPU_ATCS_PSC_DRV_STATE_NOT_OPR 1
1365 #if defined(CONFIG_ACPI)
1366 int amdgpu_acpi_init(struct amdgpu_device *adev);
1367 void amdgpu_acpi_fini(struct amdgpu_device *adev);
1368 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
1369 bool amdgpu_acpi_is_power_shift_control_supported(void);
1370 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
1371 u8 perf_req, bool advertise);
1372 int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1373 u8 dev_state, bool drv_state);
1374 int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state);
1375 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
1377 void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps);
1378 void amdgpu_acpi_detect(void);
1380 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
1381 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
1382 static inline void amdgpu_acpi_detect(void) { }
1383 static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; }
1384 static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
1385 u8 dev_state, bool drv_state) { return 0; }
1386 static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev,
1387 enum amdgpu_ss ss_state) { return 0; }
1390 #if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND)
1391 bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev);
1392 bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev);
1393 bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev);
1395 static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; }
1396 static inline bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev) { return false; }
1397 static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; }
1400 #if defined(CONFIG_DRM_AMD_DC)
1401 int amdgpu_dm_display_resume(struct amdgpu_device *adev );
1403 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; }
1407 void amdgpu_register_gpu_instance(struct amdgpu_device *adev);
1408 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev);
1410 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev,
1411 pci_channel_state_t state);
1412 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev);
1413 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev);
1414 void amdgpu_pci_resume(struct pci_dev *pdev);
1416 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev);
1417 bool amdgpu_device_load_pci_state(struct pci_dev *pdev);
1419 bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev);
1421 int amdgpu_device_set_cg_state(struct amdgpu_device *adev,
1422 enum amd_clockgating_state state);
1423 int amdgpu_device_set_pg_state(struct amdgpu_device *adev,
1424 enum amd_powergating_state state);
1426 static inline bool amdgpu_device_has_timeouts_enabled(struct amdgpu_device *adev)
1428 return amdgpu_gpu_recovery != 0 &&
1429 adev->gfx_timeout != MAX_SCHEDULE_TIMEOUT &&
1430 adev->compute_timeout != MAX_SCHEDULE_TIMEOUT &&
1431 adev->sdma_timeout != MAX_SCHEDULE_TIMEOUT &&
1432 adev->video_timeout != MAX_SCHEDULE_TIMEOUT;
1435 #include "amdgpu_object.h"
1437 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev)
1439 return adev->gmc.tmz_enabled;
1442 int amdgpu_in_reset(struct amdgpu_device *adev);