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v5.9
   1/*
   2 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
   3 * All Rights Reserved.
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining a
   6 * copy of this software and associated documentation files (the "Software"),
   7 * to deal in the Software without restriction, including without limitation
   8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 * and/or sell copies of the Software, and to permit persons to whom the
  10 * Software is furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice (including the next
  13 * paragraph) shall be included in all copies or substantial portions of the
  14 * Software.
  15 *
  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 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS 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.
  23 */
  24
  25#include <drm/amdgpu_drm.h>
 
  26#include <drm/drm_drv.h>
  27#include <drm/drm_gem.h>
  28#include <drm/drm_vblank.h>
 
  29#include "amdgpu_drv.h"
  30
  31#include <drm/drm_pciids.h>
  32#include <linux/console.h>
  33#include <linux/module.h>
  34#include <linux/pci.h>
  35#include <linux/pm_runtime.h>
  36#include <linux/vga_switcheroo.h>
  37#include <drm/drm_probe_helper.h>
  38#include <linux/mmu_notifier.h>
 
  39
  40#include "amdgpu.h"
  41#include "amdgpu_irq.h"
  42#include "amdgpu_dma_buf.h"
  43
 
  44#include "amdgpu_amdkfd.h"
  45
  46#include "amdgpu_ras.h"
 
 
  47
  48/*
  49 * KMS wrapper.
  50 * - 3.0.0 - initial driver
  51 * - 3.1.0 - allow reading more status registers (GRBM, SRBM, SDMA, CP)
  52 * - 3.2.0 - GFX8: Uses EOP_TC_WB_ACTION_EN, so UMDs don't have to do the same
  53 *           at the end of IBs.
  54 * - 3.3.0 - Add VM support for UVD on supported hardware.
  55 * - 3.4.0 - Add AMDGPU_INFO_NUM_EVICTIONS.
  56 * - 3.5.0 - Add support for new UVD_NO_OP register.
  57 * - 3.6.0 - kmd involves use CONTEXT_CONTROL in ring buffer.
  58 * - 3.7.0 - Add support for VCE clock list packet
  59 * - 3.8.0 - Add support raster config init in the kernel
  60 * - 3.9.0 - Add support for memory query info about VRAM and GTT.
  61 * - 3.10.0 - Add support for new fences ioctl, new gem ioctl flags
  62 * - 3.11.0 - Add support for sensor query info (clocks, temp, etc).
  63 * - 3.12.0 - Add query for double offchip LDS buffers
  64 * - 3.13.0 - Add PRT support
  65 * - 3.14.0 - Fix race in amdgpu_ctx_get_fence() and note new functionality
  66 * - 3.15.0 - Export more gpu info for gfx9
  67 * - 3.16.0 - Add reserved vmid support
  68 * - 3.17.0 - Add AMDGPU_NUM_VRAM_CPU_PAGE_FAULTS.
  69 * - 3.18.0 - Export gpu always on cu bitmap
  70 * - 3.19.0 - Add support for UVD MJPEG decode
  71 * - 3.20.0 - Add support for local BOs
  72 * - 3.21.0 - Add DRM_AMDGPU_FENCE_TO_HANDLE ioctl
  73 * - 3.22.0 - Add DRM_AMDGPU_SCHED ioctl
  74 * - 3.23.0 - Add query for VRAM lost counter
  75 * - 3.24.0 - Add high priority compute support for gfx9
  76 * - 3.25.0 - Add support for sensor query info (stable pstate sclk/mclk).
  77 * - 3.26.0 - GFX9: Process AMDGPU_IB_FLAG_TC_WB_NOT_INVALIDATE.
  78 * - 3.27.0 - Add new chunk to to AMDGPU_CS to enable BO_LIST creation.
  79 * - 3.28.0 - Add AMDGPU_CHUNK_ID_SCHEDULED_DEPENDENCIES
  80 * - 3.29.0 - Add AMDGPU_IB_FLAG_RESET_GDS_MAX_WAVE_ID
  81 * - 3.30.0 - Add AMDGPU_SCHED_OP_CONTEXT_PRIORITY_OVERRIDE.
  82 * - 3.31.0 - Add support for per-flip tiling attribute changes with DC
  83 * - 3.32.0 - Add syncobj timeline support to AMDGPU_CS.
  84 * - 3.33.0 - Fixes for GDS ENOMEM failures in AMDGPU_CS.
  85 * - 3.34.0 - Non-DC can flip correctly between buffers with different pitches
  86 * - 3.35.0 - Add drm_amdgpu_info_device::tcc_disabled_mask
  87 * - 3.36.0 - Allow reading more status registers on si/cik
  88 * - 3.37.0 - L2 is invalidated before SDMA IBs, needed for correctness
  89 * - 3.38.0 - Add AMDGPU_IB_FLAG_EMIT_MEM_SYNC
  90 * - 3.39.0 - DMABUF implicit sync does a full pipeline sync
 
 
 
  91 */
  92#define KMS_DRIVER_MAJOR	3
  93#define KMS_DRIVER_MINOR	39
  94#define KMS_DRIVER_PATCHLEVEL	0
  95
  96int amdgpu_vram_limit = 0;
  97int amdgpu_vis_vram_limit = 0;
  98int amdgpu_gart_size = -1; /* auto */
  99int amdgpu_gtt_size = -1; /* auto */
 100int amdgpu_moverate = -1; /* auto */
 101int amdgpu_benchmarking = 0;
 102int amdgpu_testing = 0;
 103int amdgpu_audio = -1;
 104int amdgpu_disp_priority = 0;
 105int amdgpu_hw_i2c = 0;
 106int amdgpu_pcie_gen2 = -1;
 107int amdgpu_msi = -1;
 108char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
 109int amdgpu_dpm = -1;
 110int amdgpu_fw_load_type = -1;
 111int amdgpu_aspm = -1;
 112int amdgpu_runtime_pm = -1;
 113uint amdgpu_ip_block_mask = 0xffffffff;
 114int amdgpu_bapm = -1;
 115int amdgpu_deep_color = 0;
 116int amdgpu_vm_size = -1;
 117int amdgpu_vm_fragment_size = -1;
 118int amdgpu_vm_block_size = -1;
 119int amdgpu_vm_fault_stop = 0;
 120int amdgpu_vm_debug = 0;
 121int amdgpu_vm_update_mode = -1;
 122int amdgpu_exp_hw_support = 0;
 123int amdgpu_dc = -1;
 124int amdgpu_sched_jobs = 32;
 125int amdgpu_sched_hw_submission = 2;
 126uint amdgpu_pcie_gen_cap = 0;
 127uint amdgpu_pcie_lane_cap = 0;
 128uint amdgpu_cg_mask = 0xffffffff;
 129uint amdgpu_pg_mask = 0xffffffff;
 130uint amdgpu_sdma_phase_quantum = 32;
 131char *amdgpu_disable_cu = NULL;
 132char *amdgpu_virtual_display = NULL;
 133/* OverDrive(bit 14) disabled by default*/
 134uint amdgpu_pp_feature_mask = 0xffffbfff;
 135uint amdgpu_force_long_training = 0;
 136int amdgpu_job_hang_limit = 0;
 
 
 
 
 137int amdgpu_lbpw = -1;
 138int amdgpu_compute_multipipe = -1;
 139int amdgpu_gpu_recovery = -1; /* auto */
 140int amdgpu_emu_mode = 0;
 141uint amdgpu_smu_memory_pool_size = 0;
 142/* FBC (bit 0) disabled by default*/
 143uint amdgpu_dc_feature_mask = 0;
 144uint amdgpu_dc_debug_mask = 0;
 
 
 
 
 
 
 
 
 
 
 145int amdgpu_async_gfx_ring = 1;
 146int amdgpu_mcbp = 0;
 147int amdgpu_discovery = -1;
 148int amdgpu_mes = 0;
 149int amdgpu_noretry;
 150int amdgpu_force_asic_type = -1;
 151int amdgpu_tmz = 0;
 
 152int amdgpu_reset_method = -1; /* auto */
 
 
 
 
 153
 154struct amdgpu_mgpu_info mgpu_info = {
 155	.mutex = __MUTEX_INITIALIZER(mgpu_info.mutex),
 
 
 
 156};
 157int amdgpu_ras_enable = -1;
 158uint amdgpu_ras_mask = 0xffffffff;
 
 
 
 
 
 159
 160/**
 161 * DOC: vramlimit (int)
 162 * Restrict the total amount of VRAM in MiB for testing.  The default is 0 (Use full VRAM).
 163 */
 164MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes");
 165module_param_named(vramlimit, amdgpu_vram_limit, int, 0600);
 166
 167/**
 168 * DOC: vis_vramlimit (int)
 169 * Restrict the amount of CPU visible VRAM in MiB for testing.  The default is 0 (Use full CPU visible VRAM).
 170 */
 171MODULE_PARM_DESC(vis_vramlimit, "Restrict visible VRAM for testing, in megabytes");
 172module_param_named(vis_vramlimit, amdgpu_vis_vram_limit, int, 0444);
 173
 174/**
 175 * DOC: gartsize (uint)
 176 * Restrict the size of GART in Mib (32, 64, etc.) for testing. The default is -1 (The size depends on asic).
 177 */
 178MODULE_PARM_DESC(gartsize, "Size of GART to setup in megabytes (32, 64, etc., -1=auto)");
 179module_param_named(gartsize, amdgpu_gart_size, uint, 0600);
 180
 181/**
 182 * DOC: gttsize (int)
 183 * Restrict the size of GTT domain in MiB for testing. The default is -1 (It's VRAM size if 3GB < VRAM < 3/4 RAM,
 184 * otherwise 3/4 RAM size).
 185 */
 186MODULE_PARM_DESC(gttsize, "Size of the GTT domain in megabytes (-1 = auto)");
 187module_param_named(gttsize, amdgpu_gtt_size, int, 0600);
 188
 189/**
 190 * DOC: moverate (int)
 191 * Set maximum buffer migration rate in MB/s. The default is -1 (8 MB/s).
 192 */
 193MODULE_PARM_DESC(moverate, "Maximum buffer migration rate in MB/s. (32, 64, etc., -1=auto, 0=1=disabled)");
 194module_param_named(moverate, amdgpu_moverate, int, 0600);
 195
 196/**
 197 * DOC: benchmark (int)
 198 * Run benchmarks. The default is 0 (Skip benchmarks).
 199 */
 200MODULE_PARM_DESC(benchmark, "Run benchmark");
 201module_param_named(benchmark, amdgpu_benchmarking, int, 0444);
 202
 203/**
 204 * DOC: test (int)
 205 * Test BO GTT->VRAM and VRAM->GTT GPU copies. The default is 0 (Skip test, only set 1 to run test).
 206 */
 207MODULE_PARM_DESC(test, "Run tests");
 208module_param_named(test, amdgpu_testing, int, 0444);
 209
 210/**
 211 * DOC: audio (int)
 212 * Set HDMI/DPAudio. Only affects non-DC display handling. The default is -1 (Enabled), set 0 to disabled it.
 213 */
 214MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)");
 215module_param_named(audio, amdgpu_audio, int, 0444);
 216
 217/**
 218 * DOC: disp_priority (int)
 219 * Set display Priority (1 = normal, 2 = high). Only affects non-DC display handling. The default is 0 (auto).
 220 */
 221MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
 222module_param_named(disp_priority, amdgpu_disp_priority, int, 0444);
 223
 224/**
 225 * DOC: hw_i2c (int)
 226 * To enable hw i2c engine. Only affects non-DC display handling. The default is 0 (Disabled).
 227 */
 228MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
 229module_param_named(hw_i2c, amdgpu_hw_i2c, int, 0444);
 230
 231/**
 232 * DOC: pcie_gen2 (int)
 233 * To disable PCIE Gen2/3 mode (0 = disable, 1 = enable). The default is -1 (auto, enabled).
 234 */
 235MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
 236module_param_named(pcie_gen2, amdgpu_pcie_gen2, int, 0444);
 237
 238/**
 239 * DOC: msi (int)
 240 * To disable Message Signaled Interrupts (MSI) functionality (1 = enable, 0 = disable). The default is -1 (auto, enabled).
 241 */
 242MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
 243module_param_named(msi, amdgpu_msi, int, 0444);
 244
 245/**
 246 * DOC: lockup_timeout (string)
 247 * Set GPU scheduler timeout value in ms.
 248 *
 249 * The format can be [Non-Compute] or [GFX,Compute,SDMA,Video]. That is there can be one or
 250 * multiple values specified. 0 and negative values are invalidated. They will be adjusted
 251 * to the default timeout.
 252 *
 253 * - With one value specified, the setting will apply to all non-compute jobs.
 254 * - With multiple values specified, the first one will be for GFX.
 255 *   The second one is for Compute. The third and fourth ones are
 256 *   for SDMA and Video.
 257 *
 258 * By default(with no lockup_timeout settings), the timeout for all non-compute(GFX, SDMA and Video)
 259 * jobs is 10000. And there is no timeout enforced on compute jobs.
 260 */
 261MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default: for bare metal 10000 for non-compute jobs and infinity timeout for compute jobs; "
 262		"for passthrough or sriov, 10000 for all jobs."
 263		" 0: keep default value. negative: infinity timeout), "
 264		"format: for bare metal [Non-Compute] or [GFX,Compute,SDMA,Video]; "
 265		"for passthrough or sriov [all jobs] or [GFX,Compute,SDMA,Video].");
 266module_param_string(lockup_timeout, amdgpu_lockup_timeout, sizeof(amdgpu_lockup_timeout), 0444);
 267
 268/**
 269 * DOC: dpm (int)
 270 * Override for dynamic power management setting
 271 * (0 = disable, 1 = enable, 2 = enable sw smu driver for vega20)
 272 * The default is -1 (auto).
 273 */
 274MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
 275module_param_named(dpm, amdgpu_dpm, int, 0444);
 276
 277/**
 278 * DOC: fw_load_type (int)
 279 * Set different firmware loading type for debugging (0 = direct, 1 = SMU, 2 = PSP). The default is -1 (auto).
 280 */
 281MODULE_PARM_DESC(fw_load_type, "firmware loading type (0 = direct, 1 = SMU, 2 = PSP, -1 = auto)");
 282module_param_named(fw_load_type, amdgpu_fw_load_type, int, 0444);
 283
 284/**
 285 * DOC: aspm (int)
 286 * To disable ASPM (1 = enable, 0 = disable). The default is -1 (auto, enabled).
 287 */
 288MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)");
 289module_param_named(aspm, amdgpu_aspm, int, 0444);
 290
 291/**
 292 * DOC: runpm (int)
 293 * Override for runtime power management control for dGPUs in PX/HG laptops. The amdgpu driver can dynamically power down
 294 * the dGPU on PX/HG laptops when it is idle. The default is -1 (auto enable). Setting the value to 0 disables this functionality.
 295 */
 296MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)");
 297module_param_named(runpm, amdgpu_runtime_pm, int, 0444);
 298
 299/**
 300 * DOC: ip_block_mask (uint)
 301 * Override what IP blocks are enabled on the GPU. Each GPU is a collection of IP blocks (gfx, display, video, etc.).
 302 * Use this parameter to disable specific blocks. Note that the IP blocks do not have a fixed index. Some asics may not have
 303 * some IPs or may include multiple instances of an IP so the ordering various from asic to asic. See the driver output in
 304 * the kernel log for the list of IPs on the asic. The default is 0xffffffff (enable all blocks on a device).
 305 */
 306MODULE_PARM_DESC(ip_block_mask, "IP Block Mask (all blocks enabled (default))");
 307module_param_named(ip_block_mask, amdgpu_ip_block_mask, uint, 0444);
 308
 309/**
 310 * DOC: bapm (int)
 311 * Bidirectional Application Power Management (BAPM) used to dynamically share TDP between CPU and GPU. Set value 0 to disable it.
 312 * The default -1 (auto, enabled)
 313 */
 314MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)");
 315module_param_named(bapm, amdgpu_bapm, int, 0444);
 316
 317/**
 318 * DOC: deep_color (int)
 319 * Set 1 to enable Deep Color support. Only affects non-DC display handling. The default is 0 (disabled).
 320 */
 321MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))");
 322module_param_named(deep_color, amdgpu_deep_color, int, 0444);
 323
 324/**
 325 * DOC: vm_size (int)
 326 * Override the size of the GPU's per client virtual address space in GiB.  The default is -1 (automatic for each asic).
 327 */
 328MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 64GB)");
 329module_param_named(vm_size, amdgpu_vm_size, int, 0444);
 330
 331/**
 332 * DOC: vm_fragment_size (int)
 333 * Override VM fragment size in bits (4, 5, etc. 4 = 64K, 9 = 2M). The default is -1 (automatic for each asic).
 334 */
 335MODULE_PARM_DESC(vm_fragment_size, "VM fragment size in bits (4, 5, etc. 4 = 64K (default), Max 9 = 2M)");
 336module_param_named(vm_fragment_size, amdgpu_vm_fragment_size, int, 0444);
 337
 338/**
 339 * DOC: vm_block_size (int)
 340 * Override VM page table size in bits (default depending on vm_size and hw setup). The default is -1 (automatic for each asic).
 341 */
 342MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)");
 343module_param_named(vm_block_size, amdgpu_vm_block_size, int, 0444);
 344
 345/**
 346 * DOC: vm_fault_stop (int)
 347 * Stop on VM fault for debugging (0 = never, 1 = print first, 2 = always). The default is 0 (No stop).
 348 */
 349MODULE_PARM_DESC(vm_fault_stop, "Stop on VM fault (0 = never (default), 1 = print first, 2 = always)");
 350module_param_named(vm_fault_stop, amdgpu_vm_fault_stop, int, 0444);
 351
 352/**
 353 * DOC: vm_debug (int)
 354 * Debug VM handling (0 = disabled, 1 = enabled). The default is 0 (Disabled).
 355 */
 356MODULE_PARM_DESC(vm_debug, "Debug VM handling (0 = disabled (default), 1 = enabled)");
 357module_param_named(vm_debug, amdgpu_vm_debug, int, 0644);
 358
 359/**
 360 * DOC: vm_update_mode (int)
 361 * Override VM update mode. VM updated by using CPU (0 = never, 1 = Graphics only, 2 = Compute only, 3 = Both). The default
 362 * is -1 (Only in large BAR(LB) systems Compute VM tables will be updated by CPU, otherwise 0, never).
 363 */
 364MODULE_PARM_DESC(vm_update_mode, "VM update using CPU (0 = never (default except for large BAR(LB)), 1 = Graphics only, 2 = Compute only (default for LB), 3 = Both");
 365module_param_named(vm_update_mode, amdgpu_vm_update_mode, int, 0444);
 366
 367/**
 368 * DOC: exp_hw_support (int)
 369 * Enable experimental hw support (1 = enable). The default is 0 (disabled).
 370 */
 371MODULE_PARM_DESC(exp_hw_support, "experimental hw support (1 = enable, 0 = disable (default))");
 372module_param_named(exp_hw_support, amdgpu_exp_hw_support, int, 0444);
 373
 374/**
 375 * DOC: dc (int)
 376 * Disable/Enable Display Core driver for debugging (1 = enable, 0 = disable). The default is -1 (automatic for each asic).
 377 */
 378MODULE_PARM_DESC(dc, "Display Core driver (1 = enable, 0 = disable, -1 = auto (default))");
 379module_param_named(dc, amdgpu_dc, int, 0444);
 380
 381/**
 382 * DOC: sched_jobs (int)
 383 * Override the max number of jobs supported in the sw queue. The default is 32.
 384 */
 385MODULE_PARM_DESC(sched_jobs, "the max number of jobs supported in the sw queue (default 32)");
 386module_param_named(sched_jobs, amdgpu_sched_jobs, int, 0444);
 387
 388/**
 389 * DOC: sched_hw_submission (int)
 390 * Override the max number of HW submissions. The default is 2.
 391 */
 392MODULE_PARM_DESC(sched_hw_submission, "the max number of HW submissions (default 2)");
 393module_param_named(sched_hw_submission, amdgpu_sched_hw_submission, int, 0444);
 394
 395/**
 396 * DOC: ppfeaturemask (uint)
 397 * Override power features enabled. See enum PP_FEATURE_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
 398 * The default is the current set of stable power features.
 399 */
 400MODULE_PARM_DESC(ppfeaturemask, "all power features enabled (default))");
 401module_param_named(ppfeaturemask, amdgpu_pp_feature_mask, uint, 0444);
 402
 403/**
 404 * DOC: forcelongtraining (uint)
 405 * Force long memory training in resume.
 406 * The default is zero, indicates short training in resume.
 407 */
 408MODULE_PARM_DESC(forcelongtraining, "force memory long training");
 409module_param_named(forcelongtraining, amdgpu_force_long_training, uint, 0444);
 410
 411/**
 412 * DOC: pcie_gen_cap (uint)
 413 * Override PCIE gen speed capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h.
 414 * The default is 0 (automatic for each asic).
 415 */
 416MODULE_PARM_DESC(pcie_gen_cap, "PCIE Gen Caps (0: autodetect (default))");
 417module_param_named(pcie_gen_cap, amdgpu_pcie_gen_cap, uint, 0444);
 418
 419/**
 420 * DOC: pcie_lane_cap (uint)
 421 * Override PCIE lanes capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h.
 422 * The default is 0 (automatic for each asic).
 423 */
 424MODULE_PARM_DESC(pcie_lane_cap, "PCIE Lane Caps (0: autodetect (default))");
 425module_param_named(pcie_lane_cap, amdgpu_pcie_lane_cap, uint, 0444);
 426
 427/**
 428 * DOC: cg_mask (uint)
 429 * Override Clockgating features enabled on GPU (0 = disable clock gating). See the AMD_CG_SUPPORT flags in
 430 * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffff (all enabled).
 431 */
 432MODULE_PARM_DESC(cg_mask, "Clockgating flags mask (0 = disable clock gating)");
 433module_param_named(cg_mask, amdgpu_cg_mask, uint, 0444);
 434
 435/**
 436 * DOC: pg_mask (uint)
 437 * Override Powergating features enabled on GPU (0 = disable power gating). See the AMD_PG_SUPPORT flags in
 438 * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffff (all enabled).
 439 */
 440MODULE_PARM_DESC(pg_mask, "Powergating flags mask (0 = disable power gating)");
 441module_param_named(pg_mask, amdgpu_pg_mask, uint, 0444);
 442
 443/**
 444 * DOC: sdma_phase_quantum (uint)
 445 * Override SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change). The default is 32.
 446 */
 447MODULE_PARM_DESC(sdma_phase_quantum, "SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change (default 32))");
 448module_param_named(sdma_phase_quantum, amdgpu_sdma_phase_quantum, uint, 0444);
 449
 450/**
 451 * DOC: disable_cu (charp)
 452 * Set to disable CUs (It's set like se.sh.cu,...). The default is NULL.
 453 */
 454MODULE_PARM_DESC(disable_cu, "Disable CUs (se.sh.cu,...)");
 455module_param_named(disable_cu, amdgpu_disable_cu, charp, 0444);
 456
 457/**
 458 * DOC: virtual_display (charp)
 459 * Set to enable virtual display feature. This feature provides a virtual display hardware on headless boards
 460 * or in virtualized environments. It will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x. It's the pci address of
 461 * the device, plus the number of crtcs to expose. E.g., 0000:26:00.0,4 would enable 4 virtual crtcs on the pci
 462 * device at 26:00.0. The default is NULL.
 463 */
 464MODULE_PARM_DESC(virtual_display,
 465		 "Enable virtual display feature (the virtual_display will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x)");
 466module_param_named(virtual_display, amdgpu_virtual_display, charp, 0444);
 467
 468/**
 469 * DOC: job_hang_limit (int)
 470 * Set how much time allow a job hang and not drop it. The default is 0.
 471 */
 472MODULE_PARM_DESC(job_hang_limit, "how much time allow a job hang and not drop it (default 0)");
 473module_param_named(job_hang_limit, amdgpu_job_hang_limit, int ,0444);
 474
 475/**
 476 * DOC: lbpw (int)
 477 * Override Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable). The default is -1 (auto, enabled).
 478 */
 479MODULE_PARM_DESC(lbpw, "Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable, -1 = auto)");
 480module_param_named(lbpw, amdgpu_lbpw, int, 0444);
 481
 482MODULE_PARM_DESC(compute_multipipe, "Force compute queues to be spread across pipes (1 = enable, 0 = disable, -1 = auto)");
 483module_param_named(compute_multipipe, amdgpu_compute_multipipe, int, 0444);
 484
 485/**
 486 * DOC: gpu_recovery (int)
 487 * Set to enable GPU recovery mechanism (1 = enable, 0 = disable). The default is -1 (auto, disabled except SRIOV).
 488 */
 489MODULE_PARM_DESC(gpu_recovery, "Enable GPU recovery mechanism, (1 = enable, 0 = disable, -1 = auto)");
 490module_param_named(gpu_recovery, amdgpu_gpu_recovery, int, 0444);
 491
 492/**
 493 * DOC: emu_mode (int)
 494 * Set value 1 to enable emulation mode. This is only needed when running on an emulator. The default is 0 (disabled).
 495 */
 496MODULE_PARM_DESC(emu_mode, "Emulation mode, (1 = enable, 0 = disable)");
 497module_param_named(emu_mode, amdgpu_emu_mode, int, 0444);
 498
 499/**
 500 * DOC: ras_enable (int)
 501 * Enable RAS features on the GPU (0 = disable, 1 = enable, -1 = auto (default))
 502 */
 503MODULE_PARM_DESC(ras_enable, "Enable RAS features on the GPU (0 = disable, 1 = enable, -1 = auto (default))");
 504module_param_named(ras_enable, amdgpu_ras_enable, int, 0444);
 505
 506/**
 507 * DOC: ras_mask (uint)
 508 * Mask of RAS features to enable (default 0xffffffff), only valid when ras_enable == 1
 509 * See the flags in drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
 510 */
 511MODULE_PARM_DESC(ras_mask, "Mask of RAS features to enable (default 0xffffffff), only valid when ras_enable == 1");
 512module_param_named(ras_mask, amdgpu_ras_mask, uint, 0444);
 513
 514/**
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 515 * DOC: si_support (int)
 516 * Set SI support driver. This parameter works after set config CONFIG_DRM_AMDGPU_SI. For SI asic, when radeon driver is enabled,
 517 * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available,
 518 * otherwise using amdgpu driver.
 519 */
 520#ifdef CONFIG_DRM_AMDGPU_SI
 521
 522#if defined(CONFIG_DRM_RADEON) || defined(CONFIG_DRM_RADEON_MODULE)
 523int amdgpu_si_support = 0;
 524MODULE_PARM_DESC(si_support, "SI support (1 = enabled, 0 = disabled (default))");
 525#else
 526int amdgpu_si_support = 1;
 527MODULE_PARM_DESC(si_support, "SI support (1 = enabled (default), 0 = disabled)");
 528#endif
 529
 530module_param_named(si_support, amdgpu_si_support, int, 0444);
 531#endif
 532
 533/**
 534 * DOC: cik_support (int)
 535 * Set CIK support driver. This parameter works after set config CONFIG_DRM_AMDGPU_CIK. For CIK asic, when radeon driver is enabled,
 536 * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available,
 537 * otherwise using amdgpu driver.
 538 */
 539#ifdef CONFIG_DRM_AMDGPU_CIK
 540
 541#if defined(CONFIG_DRM_RADEON) || defined(CONFIG_DRM_RADEON_MODULE)
 542int amdgpu_cik_support = 0;
 543MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled, 0 = disabled (default))");
 544#else
 545int amdgpu_cik_support = 1;
 546MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)");
 547#endif
 548
 549module_param_named(cik_support, amdgpu_cik_support, int, 0444);
 550#endif
 551
 552/**
 553 * DOC: smu_memory_pool_size (uint)
 554 * It is used to reserve gtt for smu debug usage, setting value 0 to disable it. The actual size is value * 256MiB.
 555 * E.g. 0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte. The default is 0 (disabled).
 556 */
 557MODULE_PARM_DESC(smu_memory_pool_size,
 558	"reserve gtt for smu debug usage, 0 = disable,"
 559		"0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte");
 560module_param_named(smu_memory_pool_size, amdgpu_smu_memory_pool_size, uint, 0444);
 561
 562/**
 563 * DOC: async_gfx_ring (int)
 564 * It is used to enable gfx rings that could be configured with different prioritites or equal priorities
 565 */
 566MODULE_PARM_DESC(async_gfx_ring,
 567	"Asynchronous GFX rings that could be configured with either different priorities (HP3D ring and LP3D ring), or equal priorities (0 = disabled, 1 = enabled (default))");
 568module_param_named(async_gfx_ring, amdgpu_async_gfx_ring, int, 0444);
 569
 570/**
 571 * DOC: mcbp (int)
 572 * It is used to enable mid command buffer preemption. (0 = disabled (default), 1 = enabled)
 573 */
 574MODULE_PARM_DESC(mcbp,
 575	"Enable Mid-command buffer preemption (0 = disabled (default), 1 = enabled)");
 576module_param_named(mcbp, amdgpu_mcbp, int, 0444);
 577
 578/**
 579 * DOC: discovery (int)
 580 * Allow driver to discover hardware IP information from IP Discovery table at the top of VRAM.
 581 * (-1 = auto (default), 0 = disabled, 1 = enabled)
 582 */
 583MODULE_PARM_DESC(discovery,
 584	"Allow driver to discover hardware IPs from IP Discovery table at the top of VRAM");
 585module_param_named(discovery, amdgpu_discovery, int, 0444);
 586
 587/**
 588 * DOC: mes (int)
 589 * Enable Micro Engine Scheduler. This is a new hw scheduling engine for gfx, sdma, and compute.
 590 * (0 = disabled (default), 1 = enabled)
 591 */
 592MODULE_PARM_DESC(mes,
 593	"Enable Micro Engine Scheduler (0 = disabled (default), 1 = enabled)");
 594module_param_named(mes, amdgpu_mes, int, 0444);
 595
 
 
 
 
 
 
 596MODULE_PARM_DESC(noretry,
 597	"Disable retry faults (0 = retry enabled (default), 1 = retry disabled)");
 598module_param_named(noretry, amdgpu_noretry, int, 0644);
 599
 600/**
 601 * DOC: force_asic_type (int)
 602 * A non negative value used to specify the asic type for all supported GPUs.
 603 */
 604MODULE_PARM_DESC(force_asic_type,
 605	"A non negative value used to specify the asic type for all supported GPUs");
 606module_param_named(force_asic_type, amdgpu_force_asic_type, int, 0444);
 607
 608
 609
 610#ifdef CONFIG_HSA_AMD
 611/**
 612 * DOC: sched_policy (int)
 613 * Set scheduling policy. Default is HWS(hardware scheduling) with over-subscription.
 614 * Setting 1 disables over-subscription. Setting 2 disables HWS and statically
 615 * assigns queues to HQDs.
 616 */
 617int sched_policy = KFD_SCHED_POLICY_HWS;
 618module_param(sched_policy, int, 0444);
 619MODULE_PARM_DESC(sched_policy,
 620	"Scheduling policy (0 = HWS (Default), 1 = HWS without over-subscription, 2 = Non-HWS (Used for debugging only)");
 621
 622/**
 623 * DOC: hws_max_conc_proc (int)
 624 * Maximum number of processes that HWS can schedule concurrently. The maximum is the
 625 * number of VMIDs assigned to the HWS, which is also the default.
 626 */
 627int hws_max_conc_proc = 8;
 628module_param(hws_max_conc_proc, int, 0444);
 629MODULE_PARM_DESC(hws_max_conc_proc,
 630	"Max # processes HWS can execute concurrently when sched_policy=0 (0 = no concurrency, #VMIDs for KFD = Maximum(default))");
 631
 632/**
 633 * DOC: cwsr_enable (int)
 634 * CWSR(compute wave store and resume) allows the GPU to preempt shader execution in
 635 * the middle of a compute wave. Default is 1 to enable this feature. Setting 0
 636 * disables it.
 637 */
 638int cwsr_enable = 1;
 639module_param(cwsr_enable, int, 0444);
 640MODULE_PARM_DESC(cwsr_enable, "CWSR enable (0 = Off, 1 = On (Default))");
 641
 642/**
 643 * DOC: max_num_of_queues_per_device (int)
 644 * Maximum number of queues per device. Valid setting is between 1 and 4096. Default
 645 * is 4096.
 646 */
 647int max_num_of_queues_per_device = KFD_MAX_NUM_OF_QUEUES_PER_DEVICE_DEFAULT;
 648module_param(max_num_of_queues_per_device, int, 0444);
 649MODULE_PARM_DESC(max_num_of_queues_per_device,
 650	"Maximum number of supported queues per device (1 = Minimum, 4096 = default)");
 651
 652/**
 653 * DOC: send_sigterm (int)
 654 * Send sigterm to HSA process on unhandled exceptions. Default is not to send sigterm
 655 * but just print errors on dmesg. Setting 1 enables sending sigterm.
 656 */
 657int send_sigterm;
 658module_param(send_sigterm, int, 0444);
 659MODULE_PARM_DESC(send_sigterm,
 660	"Send sigterm to HSA process on unhandled exception (0 = disable, 1 = enable)");
 661
 662/**
 663 * DOC: debug_largebar (int)
 664 * Set debug_largebar as 1 to enable simulating large-bar capability on non-large bar
 665 * system. This limits the VRAM size reported to ROCm applications to the visible
 666 * size, usually 256MB.
 667 * Default value is 0, diabled.
 668 */
 669int debug_largebar;
 670module_param(debug_largebar, int, 0444);
 671MODULE_PARM_DESC(debug_largebar,
 672	"Debug large-bar flag used to simulate large-bar capability on non-large bar machine (0 = disable, 1 = enable)");
 673
 674/**
 675 * DOC: ignore_crat (int)
 676 * Ignore CRAT table during KFD initialization. By default, KFD uses the ACPI CRAT
 677 * table to get information about AMD APUs. This option can serve as a workaround on
 678 * systems with a broken CRAT table.
 
 
 
 679 */
 680int ignore_crat;
 681module_param(ignore_crat, int, 0444);
 682MODULE_PARM_DESC(ignore_crat,
 683	"Ignore CRAT table during KFD initialization (0 = use CRAT (default), 1 = ignore CRAT)");
 684
 685/**
 686 * DOC: halt_if_hws_hang (int)
 687 * Halt if HWS hang is detected. Default value, 0, disables the halt on hang.
 688 * Setting 1 enables halt on hang.
 689 */
 690int halt_if_hws_hang;
 691module_param(halt_if_hws_hang, int, 0644);
 692MODULE_PARM_DESC(halt_if_hws_hang, "Halt if HWS hang is detected (0 = off (default), 1 = on)");
 693
 694/**
 695 * DOC: hws_gws_support(bool)
 696 * Assume that HWS supports GWS barriers regardless of what firmware version
 697 * check says. Default value: false (rely on MEC2 firmware version check).
 698 */
 699bool hws_gws_support;
 700module_param(hws_gws_support, bool, 0444);
 701MODULE_PARM_DESC(hws_gws_support, "Assume MEC2 FW supports GWS barriers (false = rely on FW version check (Default), true = force supported)");
 702
 703/**
 704  * DOC: queue_preemption_timeout_ms (int)
 705  * queue preemption timeout in ms (1 = Minimum, 9000 = default)
 706  */
 707int queue_preemption_timeout_ms = 9000;
 708module_param(queue_preemption_timeout_ms, int, 0644);
 709MODULE_PARM_DESC(queue_preemption_timeout_ms, "queue preemption timeout in ms (1 = Minimum, 9000 = default)");
 710
 711/**
 712 * DOC: debug_evictions(bool)
 713 * Enable extra debug messages to help determine the cause of evictions
 714 */
 715bool debug_evictions;
 716module_param(debug_evictions, bool, 0644);
 717MODULE_PARM_DESC(debug_evictions, "enable eviction debug messages (false = default)");
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 718#endif
 719
 720/**
 721 * DOC: dcfeaturemask (uint)
 722 * Override display features enabled. See enum DC_FEATURE_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
 723 * The default is the current set of stable display features.
 724 */
 725MODULE_PARM_DESC(dcfeaturemask, "all stable DC features enabled (default))");
 726module_param_named(dcfeaturemask, amdgpu_dc_feature_mask, uint, 0444);
 727
 728/**
 729 * DOC: dcdebugmask (uint)
 730 * Override display features enabled. See enum DC_DEBUG_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
 731 */
 732MODULE_PARM_DESC(dcdebugmask, "all debug options disabled (default))");
 733module_param_named(dcdebugmask, amdgpu_dc_debug_mask, uint, 0444);
 734
 735/**
 736 * DOC: abmlevel (uint)
 737 * Override the default ABM (Adaptive Backlight Management) level used for DC
 738 * enabled hardware. Requires DMCU to be supported and loaded.
 739 * Valid levels are 0-4. A value of 0 indicates that ABM should be disabled by
 740 * default. Values 1-4 control the maximum allowable brightness reduction via
 741 * the ABM algorithm, with 1 being the least reduction and 4 being the most
 742 * reduction.
 743 *
 744 * Defaults to 0, or disabled. Userspace can still override this level later
 745 * after boot.
 746 */
 747uint amdgpu_dm_abm_level = 0;
 748MODULE_PARM_DESC(abmlevel, "ABM level (0 = off (default), 1-4 = backlight reduction level) ");
 749module_param_named(abmlevel, amdgpu_dm_abm_level, uint, 0444);
 750
 
 
 
 
 751/**
 752 * DOC: tmz (int)
 753 * Trusted Memory Zone (TMZ) is a method to protect data being written
 754 * to or read from memory.
 755 *
 756 * The default value: 0 (off).  TODO: change to auto till it is completed.
 757 */
 758MODULE_PARM_DESC(tmz, "Enable TMZ feature (-1 = auto, 0 = off (default), 1 = on)");
 759module_param_named(tmz, amdgpu_tmz, int, 0444);
 760
 761/**
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 762 * DOC: reset_method (int)
 763 * GPU reset method (-1 = auto (default), 0 = legacy, 1 = mode0, 2 = mode1, 3 = mode2, 4 = baco)
 764 */
 765MODULE_PARM_DESC(reset_method, "GPU reset method (-1 = auto (default), 0 = legacy, 1 = mode0, 2 = mode1, 3 = mode2, 4 = baco)");
 766module_param_named(reset_method, amdgpu_reset_method, int, 0444);
 767
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 768static const struct pci_device_id pciidlist[] = {
 769#ifdef  CONFIG_DRM_AMDGPU_SI
 770	{0x1002, 0x6780, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 771	{0x1002, 0x6784, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 772	{0x1002, 0x6788, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 773	{0x1002, 0x678A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 774	{0x1002, 0x6790, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 775	{0x1002, 0x6791, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 776	{0x1002, 0x6792, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 777	{0x1002, 0x6798, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 778	{0x1002, 0x6799, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 779	{0x1002, 0x679A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 780	{0x1002, 0x679B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 781	{0x1002, 0x679E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 782	{0x1002, 0x679F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 783	{0x1002, 0x6800, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY},
 784	{0x1002, 0x6801, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY},
 785	{0x1002, 0x6802, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY},
 786	{0x1002, 0x6806, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 787	{0x1002, 0x6808, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 788	{0x1002, 0x6809, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 789	{0x1002, 0x6810, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 790	{0x1002, 0x6811, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 791	{0x1002, 0x6816, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 792	{0x1002, 0x6817, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 793	{0x1002, 0x6818, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 794	{0x1002, 0x6819, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 795	{0x1002, 0x6600, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 796	{0x1002, 0x6601, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 797	{0x1002, 0x6602, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 798	{0x1002, 0x6603, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 799	{0x1002, 0x6604, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 800	{0x1002, 0x6605, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 801	{0x1002, 0x6606, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 802	{0x1002, 0x6607, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 803	{0x1002, 0x6608, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 804	{0x1002, 0x6610, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 805	{0x1002, 0x6611, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 806	{0x1002, 0x6613, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 807	{0x1002, 0x6617, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 808	{0x1002, 0x6620, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 809	{0x1002, 0x6621, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 810	{0x1002, 0x6623, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 811	{0x1002, 0x6631, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 812	{0x1002, 0x6820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 813	{0x1002, 0x6821, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 814	{0x1002, 0x6822, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 815	{0x1002, 0x6823, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 816	{0x1002, 0x6824, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 817	{0x1002, 0x6825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 818	{0x1002, 0x6826, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 819	{0x1002, 0x6827, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 820	{0x1002, 0x6828, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 821	{0x1002, 0x6829, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 822	{0x1002, 0x682A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 823	{0x1002, 0x682B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 824	{0x1002, 0x682C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 825	{0x1002, 0x682D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 826	{0x1002, 0x682F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 827	{0x1002, 0x6830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 828	{0x1002, 0x6831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 829	{0x1002, 0x6835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 830	{0x1002, 0x6837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 831	{0x1002, 0x6838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 832	{0x1002, 0x6839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 833	{0x1002, 0x683B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 834	{0x1002, 0x683D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 835	{0x1002, 0x683F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 836	{0x1002, 0x6660, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 837	{0x1002, 0x6663, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 838	{0x1002, 0x6664, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 839	{0x1002, 0x6665, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 840	{0x1002, 0x6667, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 841	{0x1002, 0x666F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 842#endif
 843#ifdef CONFIG_DRM_AMDGPU_CIK
 844	/* Kaveri */
 845	{0x1002, 0x1304, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 846	{0x1002, 0x1305, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 847	{0x1002, 0x1306, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 848	{0x1002, 0x1307, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 849	{0x1002, 0x1309, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 850	{0x1002, 0x130A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 851	{0x1002, 0x130B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 852	{0x1002, 0x130C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 853	{0x1002, 0x130D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 854	{0x1002, 0x130E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 855	{0x1002, 0x130F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 856	{0x1002, 0x1310, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 857	{0x1002, 0x1311, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 858	{0x1002, 0x1312, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 859	{0x1002, 0x1313, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 860	{0x1002, 0x1315, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 861	{0x1002, 0x1316, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 862	{0x1002, 0x1317, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 863	{0x1002, 0x1318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 864	{0x1002, 0x131B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 865	{0x1002, 0x131C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 866	{0x1002, 0x131D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 867	/* Bonaire */
 868	{0x1002, 0x6640, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
 869	{0x1002, 0x6641, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
 870	{0x1002, 0x6646, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
 871	{0x1002, 0x6647, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
 872	{0x1002, 0x6649, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
 873	{0x1002, 0x6650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
 874	{0x1002, 0x6651, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
 875	{0x1002, 0x6658, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
 876	{0x1002, 0x665c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
 877	{0x1002, 0x665d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
 878	{0x1002, 0x665f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
 879	/* Hawaii */
 880	{0x1002, 0x67A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 881	{0x1002, 0x67A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 882	{0x1002, 0x67A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 883	{0x1002, 0x67A8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 884	{0x1002, 0x67A9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 885	{0x1002, 0x67AA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 886	{0x1002, 0x67B0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 887	{0x1002, 0x67B1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 888	{0x1002, 0x67B8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 889	{0x1002, 0x67B9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 890	{0x1002, 0x67BA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 891	{0x1002, 0x67BE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
 892	/* Kabini */
 893	{0x1002, 0x9830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
 894	{0x1002, 0x9831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
 895	{0x1002, 0x9832, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
 896	{0x1002, 0x9833, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
 897	{0x1002, 0x9834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
 898	{0x1002, 0x9835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
 899	{0x1002, 0x9836, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
 900	{0x1002, 0x9837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
 901	{0x1002, 0x9838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
 902	{0x1002, 0x9839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
 903	{0x1002, 0x983a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
 904	{0x1002, 0x983b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
 905	{0x1002, 0x983c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
 906	{0x1002, 0x983d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
 907	{0x1002, 0x983e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
 908	{0x1002, 0x983f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
 909	/* mullins */
 910	{0x1002, 0x9850, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 911	{0x1002, 0x9851, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 912	{0x1002, 0x9852, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 913	{0x1002, 0x9853, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 914	{0x1002, 0x9854, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 915	{0x1002, 0x9855, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 916	{0x1002, 0x9856, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 917	{0x1002, 0x9857, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 918	{0x1002, 0x9858, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 919	{0x1002, 0x9859, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 920	{0x1002, 0x985A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 921	{0x1002, 0x985B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 922	{0x1002, 0x985C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 923	{0x1002, 0x985D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 924	{0x1002, 0x985E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 925	{0x1002, 0x985F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
 926#endif
 927	/* topaz */
 928	{0x1002, 0x6900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
 929	{0x1002, 0x6901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
 930	{0x1002, 0x6902, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
 931	{0x1002, 0x6903, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
 932	{0x1002, 0x6907, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
 933	/* tonga */
 934	{0x1002, 0x6920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
 935	{0x1002, 0x6921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
 936	{0x1002, 0x6928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
 937	{0x1002, 0x6929, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
 938	{0x1002, 0x692B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
 939	{0x1002, 0x692F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
 940	{0x1002, 0x6930, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
 941	{0x1002, 0x6938, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
 942	{0x1002, 0x6939, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
 943	/* fiji */
 944	{0x1002, 0x7300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI},
 945	{0x1002, 0x730F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI},
 946	/* carrizo */
 947	{0x1002, 0x9870, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
 948	{0x1002, 0x9874, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
 949	{0x1002, 0x9875, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
 950	{0x1002, 0x9876, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
 951	{0x1002, 0x9877, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
 952	/* stoney */
 953	{0x1002, 0x98E4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_STONEY|AMD_IS_APU},
 954	/* Polaris11 */
 955	{0x1002, 0x67E0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
 956	{0x1002, 0x67E3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
 957	{0x1002, 0x67E8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
 958	{0x1002, 0x67EB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
 959	{0x1002, 0x67EF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
 960	{0x1002, 0x67FF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
 961	{0x1002, 0x67E1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
 962	{0x1002, 0x67E7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
 963	{0x1002, 0x67E9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
 964	/* Polaris10 */
 965	{0x1002, 0x67C0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 966	{0x1002, 0x67C1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 967	{0x1002, 0x67C2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 968	{0x1002, 0x67C4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 969	{0x1002, 0x67C7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 970	{0x1002, 0x67D0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 971	{0x1002, 0x67DF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 972	{0x1002, 0x67C8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 973	{0x1002, 0x67C9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 974	{0x1002, 0x67CA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 975	{0x1002, 0x67CC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 976	{0x1002, 0x67CF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 977	{0x1002, 0x6FDF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
 978	/* Polaris12 */
 979	{0x1002, 0x6980, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
 980	{0x1002, 0x6981, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
 981	{0x1002, 0x6985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
 982	{0x1002, 0x6986, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
 983	{0x1002, 0x6987, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
 984	{0x1002, 0x6995, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
 985	{0x1002, 0x6997, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
 986	{0x1002, 0x699F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
 987	/* VEGAM */
 988	{0x1002, 0x694C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM},
 989	{0x1002, 0x694E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM},
 990	{0x1002, 0x694F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM},
 991	/* Vega 10 */
 992	{0x1002, 0x6860, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
 993	{0x1002, 0x6861, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
 994	{0x1002, 0x6862, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
 995	{0x1002, 0x6863, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
 996	{0x1002, 0x6864, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
 997	{0x1002, 0x6867, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
 998	{0x1002, 0x6868, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
 999	{0x1002, 0x6869, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1000	{0x1002, 0x686a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1001	{0x1002, 0x686b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1002	{0x1002, 0x686c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1003	{0x1002, 0x686d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1004	{0x1002, 0x686e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1005	{0x1002, 0x686f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1006	{0x1002, 0x687f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1007	/* Vega 12 */
1008	{0x1002, 0x69A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1009	{0x1002, 0x69A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1010	{0x1002, 0x69A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1011	{0x1002, 0x69A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1012	{0x1002, 0x69AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1013	/* Vega 20 */
1014	{0x1002, 0x66A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1015	{0x1002, 0x66A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1016	{0x1002, 0x66A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1017	{0x1002, 0x66A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1018	{0x1002, 0x66A4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1019	{0x1002, 0x66A7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1020	{0x1002, 0x66AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1021	/* Raven */
1022	{0x1002, 0x15dd, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU},
1023	{0x1002, 0x15d8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU},
1024	/* Arcturus */
1025	{0x1002, 0x738C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS|AMD_EXP_HW_SUPPORT},
1026	{0x1002, 0x7388, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS|AMD_EXP_HW_SUPPORT},
1027	{0x1002, 0x738E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS|AMD_EXP_HW_SUPPORT},
1028	{0x1002, 0x7390, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS|AMD_EXP_HW_SUPPORT},
1029	/* Navi10 */
1030	{0x1002, 0x7310, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1031	{0x1002, 0x7312, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1032	{0x1002, 0x7318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1033	{0x1002, 0x7319, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1034	{0x1002, 0x731A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1035	{0x1002, 0x731B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
 
1036	{0x1002, 0x731F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1037	/* Navi14 */
1038	{0x1002, 0x7340, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1039	{0x1002, 0x7341, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1040	{0x1002, 0x7347, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1041	{0x1002, 0x734F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1042
1043	/* Renoir */
 
1044	{0x1002, 0x1636, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
 
 
1045
1046	/* Navi12 */
1047	{0x1002, 0x7360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12},
1048	{0x1002, 0x7362, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12},
1049
1050	/* Sienna_Cichlid */
1051	{0x1002, 0x73A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
 
1052	{0x1002, 0x73A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1053	{0x1002, 0x73A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1054	{0x1002, 0x73AB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1055	{0x1002, 0x73AE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
 
1056	{0x1002, 0x73BF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1057
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1058	{0, 0, 0}
1059};
1060
1061MODULE_DEVICE_TABLE(pci, pciidlist);
1062
1063static struct drm_driver kms_driver;
1064
1065static int amdgpu_pci_probe(struct pci_dev *pdev,
1066			    const struct pci_device_id *ent)
1067{
1068	struct drm_device *dev;
1069	struct amdgpu_device *adev;
1070	unsigned long flags = ent->driver_data;
1071	int ret, retry = 0;
1072	bool supports_atomic = false;
1073
1074	if (!amdgpu_virtual_display &&
1075	    amdgpu_device_asic_has_dc_support(flags & AMD_ASIC_MASK))
1076		supports_atomic = true;
1077
1078	if ((flags & AMD_EXP_HW_SUPPORT) && !amdgpu_exp_hw_support) {
1079		DRM_INFO("This hardware requires experimental hardware support.\n"
1080			 "See modparam exp_hw_support\n");
1081		return -ENODEV;
1082	}
1083
 
 
 
 
 
 
 
 
 
 
1084#ifdef CONFIG_DRM_AMDGPU_SI
1085	if (!amdgpu_si_support) {
1086		switch (flags & AMD_ASIC_MASK) {
1087		case CHIP_TAHITI:
1088		case CHIP_PITCAIRN:
1089		case CHIP_VERDE:
1090		case CHIP_OLAND:
1091		case CHIP_HAINAN:
1092			dev_info(&pdev->dev,
1093				 "SI support provided by radeon.\n");
1094			dev_info(&pdev->dev,
1095				 "Use radeon.si_support=0 amdgpu.si_support=1 to override.\n"
1096				);
1097			return -ENODEV;
1098		}
1099	}
1100#endif
1101#ifdef CONFIG_DRM_AMDGPU_CIK
1102	if (!amdgpu_cik_support) {
1103		switch (flags & AMD_ASIC_MASK) {
1104		case CHIP_KAVERI:
1105		case CHIP_BONAIRE:
1106		case CHIP_HAWAII:
1107		case CHIP_KABINI:
1108		case CHIP_MULLINS:
1109			dev_info(&pdev->dev,
1110				 "CIK support provided by radeon.\n");
1111			dev_info(&pdev->dev,
1112				 "Use radeon.cik_support=0 amdgpu.cik_support=1 to override.\n"
1113				);
1114			return -ENODEV;
1115		}
1116	}
1117#endif
1118
1119	/* Get rid of things like offb */
1120	ret = drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, "amdgpudrmfb");
1121	if (ret)
1122		return ret;
1123
1124	dev = drm_dev_alloc(&kms_driver, &pdev->dev);
1125	if (IS_ERR(dev))
1126		return PTR_ERR(dev);
 
 
 
 
1127
1128	if (!supports_atomic)
1129		dev->driver_features &= ~DRIVER_ATOMIC;
1130
1131	ret = pci_enable_device(pdev);
1132	if (ret)
1133		goto err_free;
1134
1135	dev->pdev = pdev;
1136
1137	pci_set_drvdata(pdev, dev);
1138
1139	ret = amdgpu_driver_load_kms(dev, ent->driver_data);
1140	if (ret)
1141		goto err_pci;
1142
1143retry_init:
1144	ret = drm_dev_register(dev, ent->driver_data);
1145	if (ret == -EAGAIN && ++retry <= 3) {
1146		DRM_INFO("retry init %d\n", retry);
1147		/* Don't request EX mode too frequently which is attacking */
1148		msleep(5000);
1149		goto retry_init;
1150	} else if (ret)
1151		goto err_pci;
 
1152
1153	adev = dev->dev_private;
1154	ret = amdgpu_debugfs_init(adev);
1155	if (ret)
1156		DRM_ERROR("Creating debugfs files failed (%d).\n", ret);
1157
1158	return 0;
1159
1160err_pci:
1161	pci_disable_device(pdev);
1162err_free:
1163	drm_dev_put(dev);
1164	return ret;
1165}
1166
1167static void
1168amdgpu_pci_remove(struct pci_dev *pdev)
1169{
1170	struct drm_device *dev = pci_get_drvdata(pdev);
1171
1172#ifdef MODULE
1173	if (THIS_MODULE->state != MODULE_STATE_GOING)
1174#endif
1175		DRM_ERROR("Hotplug removal is not supported\n");
1176	drm_dev_unplug(dev);
1177	amdgpu_driver_unload_kms(dev);
 
 
 
 
 
 
1178	pci_disable_device(pdev);
1179	pci_set_drvdata(pdev, NULL);
1180	drm_dev_put(dev);
1181}
1182
1183static void
1184amdgpu_pci_shutdown(struct pci_dev *pdev)
1185{
1186	struct drm_device *dev = pci_get_drvdata(pdev);
1187	struct amdgpu_device *adev = dev->dev_private;
1188
1189	if (amdgpu_ras_intr_triggered())
1190		return;
1191
1192	/* if we are running in a VM, make sure the device
1193	 * torn down properly on reboot/shutdown.
1194	 * unfortunately we can't detect certain
1195	 * hypervisors so just do this all the time.
1196	 */
1197	if (!amdgpu_passthrough(adev))
1198		adev->mp1_state = PP_MP1_STATE_UNLOAD;
1199	amdgpu_device_ip_suspend(adev);
1200	adev->mp1_state = PP_MP1_STATE_NONE;
1201}
1202
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1203static int amdgpu_pmops_suspend(struct device *dev)
1204{
1205	struct drm_device *drm_dev = dev_get_drvdata(dev);
 
 
1206
1207	return amdgpu_device_suspend(drm_dev, true);
 
 
 
 
 
 
1208}
1209
1210static int amdgpu_pmops_resume(struct device *dev)
1211{
1212	struct drm_device *drm_dev = dev_get_drvdata(dev);
 
 
1213
1214	return amdgpu_device_resume(drm_dev, true);
 
 
 
1215}
1216
1217static int amdgpu_pmops_freeze(struct device *dev)
1218{
1219	struct drm_device *drm_dev = dev_get_drvdata(dev);
1220	struct amdgpu_device *adev = drm_dev->dev_private;
1221	int r;
1222
1223	adev->in_hibernate = true;
1224	r = amdgpu_device_suspend(drm_dev, true);
1225	adev->in_hibernate = false;
1226	if (r)
1227		return r;
1228	return amdgpu_asic_reset(adev);
1229}
1230
1231static int amdgpu_pmops_thaw(struct device *dev)
1232{
1233	struct drm_device *drm_dev = dev_get_drvdata(dev);
1234
1235	return amdgpu_device_resume(drm_dev, true);
1236}
1237
1238static int amdgpu_pmops_poweroff(struct device *dev)
1239{
1240	struct drm_device *drm_dev = dev_get_drvdata(dev);
1241
1242	return amdgpu_device_suspend(drm_dev, true);
1243}
1244
1245static int amdgpu_pmops_restore(struct device *dev)
1246{
1247	struct drm_device *drm_dev = dev_get_drvdata(dev);
1248
1249	return amdgpu_device_resume(drm_dev, true);
1250}
1251
1252static int amdgpu_pmops_runtime_suspend(struct device *dev)
1253{
1254	struct pci_dev *pdev = to_pci_dev(dev);
1255	struct drm_device *drm_dev = pci_get_drvdata(pdev);
1256	struct amdgpu_device *adev = drm_dev->dev_private;
1257	int ret, i;
1258
1259	if (!adev->runpm) {
1260		pm_runtime_forbid(dev);
1261		return -EBUSY;
1262	}
1263
1264	/* wait for all rings to drain before suspending */
1265	for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
1266		struct amdgpu_ring *ring = adev->rings[i];
1267		if (ring && ring->sched.ready) {
1268			ret = amdgpu_fence_wait_empty(ring);
1269			if (ret)
1270				return -EBUSY;
1271		}
1272	}
1273
1274	adev->in_runpm = true;
1275	if (amdgpu_device_supports_boco(drm_dev))
1276		drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
1277	drm_kms_helper_poll_disable(drm_dev);
1278
1279	ret = amdgpu_device_suspend(drm_dev, false);
1280	if (ret)
 
1281		return ret;
 
1282
1283	if (amdgpu_device_supports_boco(drm_dev)) {
1284		/* Only need to handle PCI state in the driver for ATPX
1285		 * PCI core handles it for _PR3.
1286		 */
1287		if (amdgpu_is_atpx_hybrid()) {
1288			pci_ignore_hotplug(pdev);
1289		} else {
1290			pci_save_state(pdev);
1291			pci_disable_device(pdev);
1292			pci_ignore_hotplug(pdev);
1293			pci_set_power_state(pdev, PCI_D3cold);
1294		}
1295		drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
 
 
1296	} else if (amdgpu_device_supports_baco(drm_dev)) {
1297		amdgpu_device_baco_enter(drm_dev);
1298	}
1299
1300	return 0;
1301}
1302
1303static int amdgpu_pmops_runtime_resume(struct device *dev)
1304{
1305	struct pci_dev *pdev = to_pci_dev(dev);
1306	struct drm_device *drm_dev = pci_get_drvdata(pdev);
1307	struct amdgpu_device *adev = drm_dev->dev_private;
1308	int ret;
1309
1310	if (!adev->runpm)
1311		return -EINVAL;
1312
1313	if (amdgpu_device_supports_boco(drm_dev)) {
 
 
 
 
1314		drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
1315
1316		/* Only need to handle PCI state in the driver for ATPX
1317		 * PCI core handles it for _PR3.
1318		 */
1319		if (amdgpu_is_atpx_hybrid()) {
1320			pci_set_master(pdev);
1321		} else {
1322			pci_set_power_state(pdev, PCI_D0);
1323			pci_restore_state(pdev);
1324			ret = pci_enable_device(pdev);
1325			if (ret)
1326				return ret;
1327			pci_set_master(pdev);
1328		}
 
1329	} else if (amdgpu_device_supports_baco(drm_dev)) {
1330		amdgpu_device_baco_exit(drm_dev);
1331	}
1332	ret = amdgpu_device_resume(drm_dev, false);
1333	drm_kms_helper_poll_enable(drm_dev);
1334	if (amdgpu_device_supports_boco(drm_dev))
 
 
1335		drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
1336	adev->in_runpm = false;
1337	return 0;
1338}
1339
1340static int amdgpu_pmops_runtime_idle(struct device *dev)
1341{
1342	struct drm_device *drm_dev = dev_get_drvdata(dev);
1343	struct amdgpu_device *adev = drm_dev->dev_private;
1344	/* we don't want the main rpm_idle to call suspend - we want to autosuspend */
1345	int ret = 1;
1346
1347	if (!adev->runpm) {
1348		pm_runtime_forbid(dev);
1349		return -EBUSY;
1350	}
1351
1352	if (amdgpu_device_has_dc_support(adev)) {
1353		struct drm_crtc *crtc;
1354
1355		drm_modeset_lock_all(drm_dev);
1356
1357		drm_for_each_crtc(crtc, drm_dev) {
1358			if (crtc->state->active) {
 
1359				ret = -EBUSY;
 
 
1360				break;
1361			}
1362		}
1363
1364		drm_modeset_unlock_all(drm_dev);
1365
1366	} else {
1367		struct drm_connector *list_connector;
1368		struct drm_connector_list_iter iter;
1369
1370		mutex_lock(&drm_dev->mode_config.mutex);
1371		drm_modeset_lock(&drm_dev->mode_config.connection_mutex, NULL);
1372
1373		drm_connector_list_iter_begin(drm_dev, &iter);
1374		drm_for_each_connector_iter(list_connector, &iter) {
1375			if (list_connector->dpms ==  DRM_MODE_DPMS_ON) {
1376				ret = -EBUSY;
1377				break;
1378			}
1379		}
1380
1381		drm_connector_list_iter_end(&iter);
1382
1383		drm_modeset_unlock(&drm_dev->mode_config.connection_mutex);
1384		mutex_unlock(&drm_dev->mode_config.mutex);
1385	}
1386
1387	if (ret == -EBUSY)
1388		DRM_DEBUG_DRIVER("failing to power off - crtc active\n");
1389
1390	pm_runtime_mark_last_busy(dev);
1391	pm_runtime_autosuspend(dev);
1392	return ret;
1393}
1394
1395long amdgpu_drm_ioctl(struct file *filp,
1396		      unsigned int cmd, unsigned long arg)
1397{
1398	struct drm_file *file_priv = filp->private_data;
1399	struct drm_device *dev;
1400	long ret;
1401	dev = file_priv->minor->dev;
1402	ret = pm_runtime_get_sync(dev->dev);
1403	if (ret < 0)
1404		goto out;
1405
1406	ret = drm_ioctl(filp, cmd, arg);
1407
1408	pm_runtime_mark_last_busy(dev->dev);
1409out:
1410	pm_runtime_put_autosuspend(dev->dev);
1411	return ret;
1412}
1413
1414static const struct dev_pm_ops amdgpu_pm_ops = {
 
 
1415	.suspend = amdgpu_pmops_suspend,
1416	.resume = amdgpu_pmops_resume,
1417	.freeze = amdgpu_pmops_freeze,
1418	.thaw = amdgpu_pmops_thaw,
1419	.poweroff = amdgpu_pmops_poweroff,
1420	.restore = amdgpu_pmops_restore,
1421	.runtime_suspend = amdgpu_pmops_runtime_suspend,
1422	.runtime_resume = amdgpu_pmops_runtime_resume,
1423	.runtime_idle = amdgpu_pmops_runtime_idle,
1424};
1425
1426static int amdgpu_flush(struct file *f, fl_owner_t id)
1427{
1428	struct drm_file *file_priv = f->private_data;
1429	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
1430	long timeout = MAX_WAIT_SCHED_ENTITY_Q_EMPTY;
1431
1432	timeout = amdgpu_ctx_mgr_entity_flush(&fpriv->ctx_mgr, timeout);
1433	timeout = amdgpu_vm_wait_idle(&fpriv->vm, timeout);
1434
1435	return timeout >= 0 ? 0 : timeout;
1436}
1437
1438static const struct file_operations amdgpu_driver_kms_fops = {
1439	.owner = THIS_MODULE,
1440	.open = drm_open,
1441	.flush = amdgpu_flush,
1442	.release = drm_release,
1443	.unlocked_ioctl = amdgpu_drm_ioctl,
1444	.mmap = amdgpu_mmap,
1445	.poll = drm_poll,
1446	.read = drm_read,
1447#ifdef CONFIG_COMPAT
1448	.compat_ioctl = amdgpu_kms_compat_ioctl,
1449#endif
 
 
 
1450};
1451
1452int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv)
1453{
1454        struct drm_file *file;
1455
1456	if (!filp)
1457		return -EINVAL;
1458
1459	if (filp->f_op != &amdgpu_driver_kms_fops) {
1460		return -EINVAL;
1461	}
1462
1463	file = filp->private_data;
1464	*fpriv = file->driver_priv;
1465	return 0;
1466}
1467
1468static struct drm_driver kms_driver = {
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1469	.driver_features =
1470	    DRIVER_ATOMIC |
1471	    DRIVER_GEM |
1472	    DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ |
1473	    DRIVER_SYNCOBJ_TIMELINE,
1474	.open = amdgpu_driver_open_kms,
1475	.postclose = amdgpu_driver_postclose_kms,
1476	.lastclose = amdgpu_driver_lastclose_kms,
1477	.irq_handler = amdgpu_irq_handler,
1478	.ioctls = amdgpu_ioctls_kms,
1479	.gem_free_object_unlocked = amdgpu_gem_object_free,
1480	.gem_open_object = amdgpu_gem_object_open,
1481	.gem_close_object = amdgpu_gem_object_close,
1482	.dumb_create = amdgpu_mode_dumb_create,
1483	.dumb_map_offset = amdgpu_mode_dumb_mmap,
1484	.fops = &amdgpu_driver_kms_fops,
 
1485
1486	.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
1487	.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
1488	.gem_prime_export = amdgpu_gem_prime_export,
1489	.gem_prime_import = amdgpu_gem_prime_import,
1490	.gem_prime_vmap = amdgpu_gem_prime_vmap,
1491	.gem_prime_vunmap = amdgpu_gem_prime_vunmap,
1492	.gem_prime_mmap = amdgpu_gem_prime_mmap,
1493
1494	.name = DRIVER_NAME,
1495	.desc = DRIVER_DESC,
1496	.date = DRIVER_DATE,
1497	.major = KMS_DRIVER_MAJOR,
1498	.minor = KMS_DRIVER_MINOR,
1499	.patchlevel = KMS_DRIVER_PATCHLEVEL,
1500};
1501
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1502static struct pci_driver amdgpu_kms_pci_driver = {
1503	.name = DRIVER_NAME,
1504	.id_table = pciidlist,
1505	.probe = amdgpu_pci_probe,
1506	.remove = amdgpu_pci_remove,
1507	.shutdown = amdgpu_pci_shutdown,
1508	.driver.pm = &amdgpu_pm_ops,
 
 
1509};
1510
1511
1512
1513static int __init amdgpu_init(void)
1514{
1515	int r;
1516
1517	if (vgacon_text_force()) {
1518		DRM_ERROR("VGACON disables amdgpu kernel modesetting.\n");
1519		return -EINVAL;
1520	}
1521
1522	r = amdgpu_sync_init();
1523	if (r)
1524		goto error_sync;
1525
1526	r = amdgpu_fence_slab_init();
1527	if (r)
1528		goto error_fence;
1529
1530	DRM_INFO("amdgpu kernel modesetting enabled.\n");
1531	kms_driver.num_ioctls = amdgpu_max_kms_ioctl;
1532	amdgpu_register_atpx_handler();
 
1533
1534	/* Ignore KFD init failures. Normal when CONFIG_HSA_AMD is not set. */
1535	amdgpu_amdkfd_init();
1536
1537	/* let modprobe override vga console setting */
1538	return pci_register_driver(&amdgpu_kms_pci_driver);
1539
1540error_fence:
1541	amdgpu_sync_fini();
1542
1543error_sync:
1544	return r;
1545}
1546
1547static void __exit amdgpu_exit(void)
1548{
1549	amdgpu_amdkfd_fini();
1550	pci_unregister_driver(&amdgpu_kms_pci_driver);
1551	amdgpu_unregister_atpx_handler();
1552	amdgpu_sync_fini();
1553	amdgpu_fence_slab_fini();
1554	mmu_notifier_synchronize();
1555}
1556
1557module_init(amdgpu_init);
1558module_exit(amdgpu_exit);
1559
1560MODULE_AUTHOR(DRIVER_AUTHOR);
1561MODULE_DESCRIPTION(DRIVER_DESC);
1562MODULE_LICENSE("GPL and additional rights");
v5.14.15
   1/*
   2 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
   3 * All Rights Reserved.
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining a
   6 * copy of this software and associated documentation files (the "Software"),
   7 * to deal in the Software without restriction, including without limitation
   8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 * and/or sell copies of the Software, and to permit persons to whom the
  10 * Software is furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice (including the next
  13 * paragraph) shall be included in all copies or substantial portions of the
  14 * Software.
  15 *
  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 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS 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.
  23 */
  24
  25#include <drm/amdgpu_drm.h>
  26#include <drm/drm_aperture.h>
  27#include <drm/drm_drv.h>
  28#include <drm/drm_gem.h>
  29#include <drm/drm_vblank.h>
  30#include <drm/drm_managed.h>
  31#include "amdgpu_drv.h"
  32
  33#include <drm/drm_pciids.h>
  34#include <linux/console.h>
  35#include <linux/module.h>
 
  36#include <linux/pm_runtime.h>
  37#include <linux/vga_switcheroo.h>
  38#include <drm/drm_probe_helper.h>
  39#include <linux/mmu_notifier.h>
  40#include <linux/suspend.h>
  41
  42#include "amdgpu.h"
  43#include "amdgpu_irq.h"
  44#include "amdgpu_dma_buf.h"
  45#include "amdgpu_sched.h"
  46#include "amdgpu_fdinfo.h"
  47#include "amdgpu_amdkfd.h"
  48
  49#include "amdgpu_ras.h"
  50#include "amdgpu_xgmi.h"
  51#include "amdgpu_reset.h"
  52
  53/*
  54 * KMS wrapper.
  55 * - 3.0.0 - initial driver
  56 * - 3.1.0 - allow reading more status registers (GRBM, SRBM, SDMA, CP)
  57 * - 3.2.0 - GFX8: Uses EOP_TC_WB_ACTION_EN, so UMDs don't have to do the same
  58 *           at the end of IBs.
  59 * - 3.3.0 - Add VM support for UVD on supported hardware.
  60 * - 3.4.0 - Add AMDGPU_INFO_NUM_EVICTIONS.
  61 * - 3.5.0 - Add support for new UVD_NO_OP register.
  62 * - 3.6.0 - kmd involves use CONTEXT_CONTROL in ring buffer.
  63 * - 3.7.0 - Add support for VCE clock list packet
  64 * - 3.8.0 - Add support raster config init in the kernel
  65 * - 3.9.0 - Add support for memory query info about VRAM and GTT.
  66 * - 3.10.0 - Add support for new fences ioctl, new gem ioctl flags
  67 * - 3.11.0 - Add support for sensor query info (clocks, temp, etc).
  68 * - 3.12.0 - Add query for double offchip LDS buffers
  69 * - 3.13.0 - Add PRT support
  70 * - 3.14.0 - Fix race in amdgpu_ctx_get_fence() and note new functionality
  71 * - 3.15.0 - Export more gpu info for gfx9
  72 * - 3.16.0 - Add reserved vmid support
  73 * - 3.17.0 - Add AMDGPU_NUM_VRAM_CPU_PAGE_FAULTS.
  74 * - 3.18.0 - Export gpu always on cu bitmap
  75 * - 3.19.0 - Add support for UVD MJPEG decode
  76 * - 3.20.0 - Add support for local BOs
  77 * - 3.21.0 - Add DRM_AMDGPU_FENCE_TO_HANDLE ioctl
  78 * - 3.22.0 - Add DRM_AMDGPU_SCHED ioctl
  79 * - 3.23.0 - Add query for VRAM lost counter
  80 * - 3.24.0 - Add high priority compute support for gfx9
  81 * - 3.25.0 - Add support for sensor query info (stable pstate sclk/mclk).
  82 * - 3.26.0 - GFX9: Process AMDGPU_IB_FLAG_TC_WB_NOT_INVALIDATE.
  83 * - 3.27.0 - Add new chunk to to AMDGPU_CS to enable BO_LIST creation.
  84 * - 3.28.0 - Add AMDGPU_CHUNK_ID_SCHEDULED_DEPENDENCIES
  85 * - 3.29.0 - Add AMDGPU_IB_FLAG_RESET_GDS_MAX_WAVE_ID
  86 * - 3.30.0 - Add AMDGPU_SCHED_OP_CONTEXT_PRIORITY_OVERRIDE.
  87 * - 3.31.0 - Add support for per-flip tiling attribute changes with DC
  88 * - 3.32.0 - Add syncobj timeline support to AMDGPU_CS.
  89 * - 3.33.0 - Fixes for GDS ENOMEM failures in AMDGPU_CS.
  90 * - 3.34.0 - Non-DC can flip correctly between buffers with different pitches
  91 * - 3.35.0 - Add drm_amdgpu_info_device::tcc_disabled_mask
  92 * - 3.36.0 - Allow reading more status registers on si/cik
  93 * - 3.37.0 - L2 is invalidated before SDMA IBs, needed for correctness
  94 * - 3.38.0 - Add AMDGPU_IB_FLAG_EMIT_MEM_SYNC
  95 * - 3.39.0 - DMABUF implicit sync does a full pipeline sync
  96 * - 3.40.0 - Add AMDGPU_IDS_FLAGS_TMZ
  97 * - 3.41.0 - Add video codec query
  98 * - 3.42.0 - Add 16bpc fixed point display support
  99 */
 100#define KMS_DRIVER_MAJOR	3
 101#define KMS_DRIVER_MINOR	42
 102#define KMS_DRIVER_PATCHLEVEL	0
 103
 104int amdgpu_vram_limit;
 105int amdgpu_vis_vram_limit;
 106int amdgpu_gart_size = -1; /* auto */
 107int amdgpu_gtt_size = -1; /* auto */
 108int amdgpu_moverate = -1; /* auto */
 109int amdgpu_benchmarking;
 110int amdgpu_testing;
 111int amdgpu_audio = -1;
 112int amdgpu_disp_priority;
 113int amdgpu_hw_i2c;
 114int amdgpu_pcie_gen2 = -1;
 115int amdgpu_msi = -1;
 116char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
 117int amdgpu_dpm = -1;
 118int amdgpu_fw_load_type = -1;
 119int amdgpu_aspm = -1;
 120int amdgpu_runtime_pm = -1;
 121uint amdgpu_ip_block_mask = 0xffffffff;
 122int amdgpu_bapm = -1;
 123int amdgpu_deep_color;
 124int amdgpu_vm_size = -1;
 125int amdgpu_vm_fragment_size = -1;
 126int amdgpu_vm_block_size = -1;
 127int amdgpu_vm_fault_stop;
 128int amdgpu_vm_debug;
 129int amdgpu_vm_update_mode = -1;
 130int amdgpu_exp_hw_support;
 131int amdgpu_dc = -1;
 132int amdgpu_sched_jobs = 32;
 133int amdgpu_sched_hw_submission = 2;
 134uint amdgpu_pcie_gen_cap;
 135uint amdgpu_pcie_lane_cap;
 136uint amdgpu_cg_mask = 0xffffffff;
 137uint amdgpu_pg_mask = 0xffffffff;
 138uint amdgpu_sdma_phase_quantum = 32;
 139char *amdgpu_disable_cu = NULL;
 140char *amdgpu_virtual_display = NULL;
 141
 142/*
 143 * OverDrive(bit 14) disabled by default
 144 * GFX DCS(bit 19) disabled by default
 145 */
 146uint amdgpu_pp_feature_mask = 0xfff7bfff;
 147uint amdgpu_force_long_training;
 148int amdgpu_job_hang_limit;
 149int amdgpu_lbpw = -1;
 150int amdgpu_compute_multipipe = -1;
 151int amdgpu_gpu_recovery = -1; /* auto */
 152int amdgpu_emu_mode;
 153uint amdgpu_smu_memory_pool_size;
 154int amdgpu_smu_pptable_id = -1;
 155/*
 156 * FBC (bit 0) disabled by default
 157 * MULTI_MON_PP_MCLK_SWITCH (bit 1) enabled by default
 158 *   - With this, for multiple monitors in sync(e.g. with the same model),
 159 *     mclk switching will be allowed. And the mclk will be not foced to the
 160 *     highest. That helps saving some idle power.
 161 * DISABLE_FRACTIONAL_PWM (bit 2) disabled by default
 162 * PSR (bit 3) disabled by default
 163 * EDP NO POWER SEQUENCING (bit 4) disabled by default
 164 */
 165uint amdgpu_dc_feature_mask = 2;
 166uint amdgpu_dc_debug_mask;
 167int amdgpu_async_gfx_ring = 1;
 168int amdgpu_mcbp;
 169int amdgpu_discovery = -1;
 170int amdgpu_mes;
 171int amdgpu_noretry = -1;
 172int amdgpu_force_asic_type = -1;
 173int amdgpu_tmz = -1; /* auto */
 174uint amdgpu_freesync_vid_mode;
 175int amdgpu_reset_method = -1; /* auto */
 176int amdgpu_num_kcq = -1;
 177int amdgpu_smartshift_bias;
 178
 179static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work);
 180
 181struct amdgpu_mgpu_info mgpu_info = {
 182	.mutex = __MUTEX_INITIALIZER(mgpu_info.mutex),
 183	.delayed_reset_work = __DELAYED_WORK_INITIALIZER(
 184			mgpu_info.delayed_reset_work,
 185			amdgpu_drv_delayed_reset_work_handler, 0),
 186};
 187int amdgpu_ras_enable = -1;
 188uint amdgpu_ras_mask = 0xffffffff;
 189int amdgpu_bad_page_threshold = -1;
 190struct amdgpu_watchdog_timer amdgpu_watchdog_timer = {
 191	.timeout_fatal_disable = false,
 192	.period = 0x0, /* default to 0x0 (timeout disable) */
 193};
 194
 195/**
 196 * DOC: vramlimit (int)
 197 * Restrict the total amount of VRAM in MiB for testing.  The default is 0 (Use full VRAM).
 198 */
 199MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes");
 200module_param_named(vramlimit, amdgpu_vram_limit, int, 0600);
 201
 202/**
 203 * DOC: vis_vramlimit (int)
 204 * Restrict the amount of CPU visible VRAM in MiB for testing.  The default is 0 (Use full CPU visible VRAM).
 205 */
 206MODULE_PARM_DESC(vis_vramlimit, "Restrict visible VRAM for testing, in megabytes");
 207module_param_named(vis_vramlimit, amdgpu_vis_vram_limit, int, 0444);
 208
 209/**
 210 * DOC: gartsize (uint)
 211 * Restrict the size of GART in Mib (32, 64, etc.) for testing. The default is -1 (The size depends on asic).
 212 */
 213MODULE_PARM_DESC(gartsize, "Size of GART to setup in megabytes (32, 64, etc., -1=auto)");
 214module_param_named(gartsize, amdgpu_gart_size, uint, 0600);
 215
 216/**
 217 * DOC: gttsize (int)
 218 * Restrict the size of GTT domain in MiB for testing. The default is -1 (It's VRAM size if 3GB < VRAM < 3/4 RAM,
 219 * otherwise 3/4 RAM size).
 220 */
 221MODULE_PARM_DESC(gttsize, "Size of the GTT domain in megabytes (-1 = auto)");
 222module_param_named(gttsize, amdgpu_gtt_size, int, 0600);
 223
 224/**
 225 * DOC: moverate (int)
 226 * Set maximum buffer migration rate in MB/s. The default is -1 (8 MB/s).
 227 */
 228MODULE_PARM_DESC(moverate, "Maximum buffer migration rate in MB/s. (32, 64, etc., -1=auto, 0=1=disabled)");
 229module_param_named(moverate, amdgpu_moverate, int, 0600);
 230
 231/**
 232 * DOC: benchmark (int)
 233 * Run benchmarks. The default is 0 (Skip benchmarks).
 234 */
 235MODULE_PARM_DESC(benchmark, "Run benchmark");
 236module_param_named(benchmark, amdgpu_benchmarking, int, 0444);
 237
 238/**
 239 * DOC: test (int)
 240 * Test BO GTT->VRAM and VRAM->GTT GPU copies. The default is 0 (Skip test, only set 1 to run test).
 241 */
 242MODULE_PARM_DESC(test, "Run tests");
 243module_param_named(test, amdgpu_testing, int, 0444);
 244
 245/**
 246 * DOC: audio (int)
 247 * Set HDMI/DPAudio. Only affects non-DC display handling. The default is -1 (Enabled), set 0 to disabled it.
 248 */
 249MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)");
 250module_param_named(audio, amdgpu_audio, int, 0444);
 251
 252/**
 253 * DOC: disp_priority (int)
 254 * Set display Priority (1 = normal, 2 = high). Only affects non-DC display handling. The default is 0 (auto).
 255 */
 256MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
 257module_param_named(disp_priority, amdgpu_disp_priority, int, 0444);
 258
 259/**
 260 * DOC: hw_i2c (int)
 261 * To enable hw i2c engine. Only affects non-DC display handling. The default is 0 (Disabled).
 262 */
 263MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
 264module_param_named(hw_i2c, amdgpu_hw_i2c, int, 0444);
 265
 266/**
 267 * DOC: pcie_gen2 (int)
 268 * To disable PCIE Gen2/3 mode (0 = disable, 1 = enable). The default is -1 (auto, enabled).
 269 */
 270MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
 271module_param_named(pcie_gen2, amdgpu_pcie_gen2, int, 0444);
 272
 273/**
 274 * DOC: msi (int)
 275 * To disable Message Signaled Interrupts (MSI) functionality (1 = enable, 0 = disable). The default is -1 (auto, enabled).
 276 */
 277MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
 278module_param_named(msi, amdgpu_msi, int, 0444);
 279
 280/**
 281 * DOC: lockup_timeout (string)
 282 * Set GPU scheduler timeout value in ms.
 283 *
 284 * The format can be [Non-Compute] or [GFX,Compute,SDMA,Video]. That is there can be one or
 285 * multiple values specified. 0 and negative values are invalidated. They will be adjusted
 286 * to the default timeout.
 287 *
 288 * - With one value specified, the setting will apply to all non-compute jobs.
 289 * - With multiple values specified, the first one will be for GFX.
 290 *   The second one is for Compute. The third and fourth ones are
 291 *   for SDMA and Video.
 292 *
 293 * By default(with no lockup_timeout settings), the timeout for all non-compute(GFX, SDMA and Video)
 294 * jobs is 10000. The timeout for compute is 60000.
 295 */
 296MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default: for bare metal 10000 for non-compute jobs and 60000 for compute jobs; "
 297		"for passthrough or sriov, 10000 for all jobs."
 298		" 0: keep default value. negative: infinity timeout), "
 299		"format: for bare metal [Non-Compute] or [GFX,Compute,SDMA,Video]; "
 300		"for passthrough or sriov [all jobs] or [GFX,Compute,SDMA,Video].");
 301module_param_string(lockup_timeout, amdgpu_lockup_timeout, sizeof(amdgpu_lockup_timeout), 0444);
 302
 303/**
 304 * DOC: dpm (int)
 305 * Override for dynamic power management setting
 306 * (0 = disable, 1 = enable)
 307 * The default is -1 (auto).
 308 */
 309MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
 310module_param_named(dpm, amdgpu_dpm, int, 0444);
 311
 312/**
 313 * DOC: fw_load_type (int)
 314 * Set different firmware loading type for debugging (0 = direct, 1 = SMU, 2 = PSP). The default is -1 (auto).
 315 */
 316MODULE_PARM_DESC(fw_load_type, "firmware loading type (0 = direct, 1 = SMU, 2 = PSP, -1 = auto)");
 317module_param_named(fw_load_type, amdgpu_fw_load_type, int, 0444);
 318
 319/**
 320 * DOC: aspm (int)
 321 * To disable ASPM (1 = enable, 0 = disable). The default is -1 (auto, enabled).
 322 */
 323MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)");
 324module_param_named(aspm, amdgpu_aspm, int, 0444);
 325
 326/**
 327 * DOC: runpm (int)
 328 * Override for runtime power management control for dGPUs in PX/HG laptops. The amdgpu driver can dynamically power down
 329 * the dGPU on PX/HG laptops when it is idle. The default is -1 (auto enable). Setting the value to 0 disables this functionality.
 330 */
 331MODULE_PARM_DESC(runpm, "PX runtime pm (2 = force enable with BAMACO, 1 = force enable with BACO, 0 = disable, -1 = PX only default)");
 332module_param_named(runpm, amdgpu_runtime_pm, int, 0444);
 333
 334/**
 335 * DOC: ip_block_mask (uint)
 336 * Override what IP blocks are enabled on the GPU. Each GPU is a collection of IP blocks (gfx, display, video, etc.).
 337 * Use this parameter to disable specific blocks. Note that the IP blocks do not have a fixed index. Some asics may not have
 338 * some IPs or may include multiple instances of an IP so the ordering various from asic to asic. See the driver output in
 339 * the kernel log for the list of IPs on the asic. The default is 0xffffffff (enable all blocks on a device).
 340 */
 341MODULE_PARM_DESC(ip_block_mask, "IP Block Mask (all blocks enabled (default))");
 342module_param_named(ip_block_mask, amdgpu_ip_block_mask, uint, 0444);
 343
 344/**
 345 * DOC: bapm (int)
 346 * Bidirectional Application Power Management (BAPM) used to dynamically share TDP between CPU and GPU. Set value 0 to disable it.
 347 * The default -1 (auto, enabled)
 348 */
 349MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)");
 350module_param_named(bapm, amdgpu_bapm, int, 0444);
 351
 352/**
 353 * DOC: deep_color (int)
 354 * Set 1 to enable Deep Color support. Only affects non-DC display handling. The default is 0 (disabled).
 355 */
 356MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))");
 357module_param_named(deep_color, amdgpu_deep_color, int, 0444);
 358
 359/**
 360 * DOC: vm_size (int)
 361 * Override the size of the GPU's per client virtual address space in GiB.  The default is -1 (automatic for each asic).
 362 */
 363MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 64GB)");
 364module_param_named(vm_size, amdgpu_vm_size, int, 0444);
 365
 366/**
 367 * DOC: vm_fragment_size (int)
 368 * Override VM fragment size in bits (4, 5, etc. 4 = 64K, 9 = 2M). The default is -1 (automatic for each asic).
 369 */
 370MODULE_PARM_DESC(vm_fragment_size, "VM fragment size in bits (4, 5, etc. 4 = 64K (default), Max 9 = 2M)");
 371module_param_named(vm_fragment_size, amdgpu_vm_fragment_size, int, 0444);
 372
 373/**
 374 * DOC: vm_block_size (int)
 375 * Override VM page table size in bits (default depending on vm_size and hw setup). The default is -1 (automatic for each asic).
 376 */
 377MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)");
 378module_param_named(vm_block_size, amdgpu_vm_block_size, int, 0444);
 379
 380/**
 381 * DOC: vm_fault_stop (int)
 382 * Stop on VM fault for debugging (0 = never, 1 = print first, 2 = always). The default is 0 (No stop).
 383 */
 384MODULE_PARM_DESC(vm_fault_stop, "Stop on VM fault (0 = never (default), 1 = print first, 2 = always)");
 385module_param_named(vm_fault_stop, amdgpu_vm_fault_stop, int, 0444);
 386
 387/**
 388 * DOC: vm_debug (int)
 389 * Debug VM handling (0 = disabled, 1 = enabled). The default is 0 (Disabled).
 390 */
 391MODULE_PARM_DESC(vm_debug, "Debug VM handling (0 = disabled (default), 1 = enabled)");
 392module_param_named(vm_debug, amdgpu_vm_debug, int, 0644);
 393
 394/**
 395 * DOC: vm_update_mode (int)
 396 * Override VM update mode. VM updated by using CPU (0 = never, 1 = Graphics only, 2 = Compute only, 3 = Both). The default
 397 * is -1 (Only in large BAR(LB) systems Compute VM tables will be updated by CPU, otherwise 0, never).
 398 */
 399MODULE_PARM_DESC(vm_update_mode, "VM update using CPU (0 = never (default except for large BAR(LB)), 1 = Graphics only, 2 = Compute only (default for LB), 3 = Both");
 400module_param_named(vm_update_mode, amdgpu_vm_update_mode, int, 0444);
 401
 402/**
 403 * DOC: exp_hw_support (int)
 404 * Enable experimental hw support (1 = enable). The default is 0 (disabled).
 405 */
 406MODULE_PARM_DESC(exp_hw_support, "experimental hw support (1 = enable, 0 = disable (default))");
 407module_param_named(exp_hw_support, amdgpu_exp_hw_support, int, 0444);
 408
 409/**
 410 * DOC: dc (int)
 411 * Disable/Enable Display Core driver for debugging (1 = enable, 0 = disable). The default is -1 (automatic for each asic).
 412 */
 413MODULE_PARM_DESC(dc, "Display Core driver (1 = enable, 0 = disable, -1 = auto (default))");
 414module_param_named(dc, amdgpu_dc, int, 0444);
 415
 416/**
 417 * DOC: sched_jobs (int)
 418 * Override the max number of jobs supported in the sw queue. The default is 32.
 419 */
 420MODULE_PARM_DESC(sched_jobs, "the max number of jobs supported in the sw queue (default 32)");
 421module_param_named(sched_jobs, amdgpu_sched_jobs, int, 0444);
 422
 423/**
 424 * DOC: sched_hw_submission (int)
 425 * Override the max number of HW submissions. The default is 2.
 426 */
 427MODULE_PARM_DESC(sched_hw_submission, "the max number of HW submissions (default 2)");
 428module_param_named(sched_hw_submission, amdgpu_sched_hw_submission, int, 0444);
 429
 430/**
 431 * DOC: ppfeaturemask (hexint)
 432 * Override power features enabled. See enum PP_FEATURE_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
 433 * The default is the current set of stable power features.
 434 */
 435MODULE_PARM_DESC(ppfeaturemask, "all power features enabled (default))");
 436module_param_named(ppfeaturemask, amdgpu_pp_feature_mask, hexint, 0444);
 437
 438/**
 439 * DOC: forcelongtraining (uint)
 440 * Force long memory training in resume.
 441 * The default is zero, indicates short training in resume.
 442 */
 443MODULE_PARM_DESC(forcelongtraining, "force memory long training");
 444module_param_named(forcelongtraining, amdgpu_force_long_training, uint, 0444);
 445
 446/**
 447 * DOC: pcie_gen_cap (uint)
 448 * Override PCIE gen speed capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h.
 449 * The default is 0 (automatic for each asic).
 450 */
 451MODULE_PARM_DESC(pcie_gen_cap, "PCIE Gen Caps (0: autodetect (default))");
 452module_param_named(pcie_gen_cap, amdgpu_pcie_gen_cap, uint, 0444);
 453
 454/**
 455 * DOC: pcie_lane_cap (uint)
 456 * Override PCIE lanes capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h.
 457 * The default is 0 (automatic for each asic).
 458 */
 459MODULE_PARM_DESC(pcie_lane_cap, "PCIE Lane Caps (0: autodetect (default))");
 460module_param_named(pcie_lane_cap, amdgpu_pcie_lane_cap, uint, 0444);
 461
 462/**
 463 * DOC: cg_mask (uint)
 464 * Override Clockgating features enabled on GPU (0 = disable clock gating). See the AMD_CG_SUPPORT flags in
 465 * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffff (all enabled).
 466 */
 467MODULE_PARM_DESC(cg_mask, "Clockgating flags mask (0 = disable clock gating)");
 468module_param_named(cg_mask, amdgpu_cg_mask, uint, 0444);
 469
 470/**
 471 * DOC: pg_mask (uint)
 472 * Override Powergating features enabled on GPU (0 = disable power gating). See the AMD_PG_SUPPORT flags in
 473 * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffff (all enabled).
 474 */
 475MODULE_PARM_DESC(pg_mask, "Powergating flags mask (0 = disable power gating)");
 476module_param_named(pg_mask, amdgpu_pg_mask, uint, 0444);
 477
 478/**
 479 * DOC: sdma_phase_quantum (uint)
 480 * Override SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change). The default is 32.
 481 */
 482MODULE_PARM_DESC(sdma_phase_quantum, "SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change (default 32))");
 483module_param_named(sdma_phase_quantum, amdgpu_sdma_phase_quantum, uint, 0444);
 484
 485/**
 486 * DOC: disable_cu (charp)
 487 * Set to disable CUs (It's set like se.sh.cu,...). The default is NULL.
 488 */
 489MODULE_PARM_DESC(disable_cu, "Disable CUs (se.sh.cu,...)");
 490module_param_named(disable_cu, amdgpu_disable_cu, charp, 0444);
 491
 492/**
 493 * DOC: virtual_display (charp)
 494 * Set to enable virtual display feature. This feature provides a virtual display hardware on headless boards
 495 * or in virtualized environments. It will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x. It's the pci address of
 496 * the device, plus the number of crtcs to expose. E.g., 0000:26:00.0,4 would enable 4 virtual crtcs on the pci
 497 * device at 26:00.0. The default is NULL.
 498 */
 499MODULE_PARM_DESC(virtual_display,
 500		 "Enable virtual display feature (the virtual_display will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x)");
 501module_param_named(virtual_display, amdgpu_virtual_display, charp, 0444);
 502
 503/**
 504 * DOC: job_hang_limit (int)
 505 * Set how much time allow a job hang and not drop it. The default is 0.
 506 */
 507MODULE_PARM_DESC(job_hang_limit, "how much time allow a job hang and not drop it (default 0)");
 508module_param_named(job_hang_limit, amdgpu_job_hang_limit, int ,0444);
 509
 510/**
 511 * DOC: lbpw (int)
 512 * Override Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable). The default is -1 (auto, enabled).
 513 */
 514MODULE_PARM_DESC(lbpw, "Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable, -1 = auto)");
 515module_param_named(lbpw, amdgpu_lbpw, int, 0444);
 516
 517MODULE_PARM_DESC(compute_multipipe, "Force compute queues to be spread across pipes (1 = enable, 0 = disable, -1 = auto)");
 518module_param_named(compute_multipipe, amdgpu_compute_multipipe, int, 0444);
 519
 520/**
 521 * DOC: gpu_recovery (int)
 522 * Set to enable GPU recovery mechanism (1 = enable, 0 = disable). The default is -1 (auto, disabled except SRIOV).
 523 */
 524MODULE_PARM_DESC(gpu_recovery, "Enable GPU recovery mechanism, (2 = advanced tdr mode, 1 = enable, 0 = disable, -1 = auto)");
 525module_param_named(gpu_recovery, amdgpu_gpu_recovery, int, 0444);
 526
 527/**
 528 * DOC: emu_mode (int)
 529 * Set value 1 to enable emulation mode. This is only needed when running on an emulator. The default is 0 (disabled).
 530 */
 531MODULE_PARM_DESC(emu_mode, "Emulation mode, (1 = enable, 0 = disable)");
 532module_param_named(emu_mode, amdgpu_emu_mode, int, 0444);
 533
 534/**
 535 * DOC: ras_enable (int)
 536 * Enable RAS features on the GPU (0 = disable, 1 = enable, -1 = auto (default))
 537 */
 538MODULE_PARM_DESC(ras_enable, "Enable RAS features on the GPU (0 = disable, 1 = enable, -1 = auto (default))");
 539module_param_named(ras_enable, amdgpu_ras_enable, int, 0444);
 540
 541/**
 542 * DOC: ras_mask (uint)
 543 * Mask of RAS features to enable (default 0xffffffff), only valid when ras_enable == 1
 544 * See the flags in drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
 545 */
 546MODULE_PARM_DESC(ras_mask, "Mask of RAS features to enable (default 0xffffffff), only valid when ras_enable == 1");
 547module_param_named(ras_mask, amdgpu_ras_mask, uint, 0444);
 548
 549/**
 550 * DOC: timeout_fatal_disable (bool)
 551 * Disable Watchdog timeout fatal error event
 552 */
 553MODULE_PARM_DESC(timeout_fatal_disable, "disable watchdog timeout fatal error (false = default)");
 554module_param_named(timeout_fatal_disable, amdgpu_watchdog_timer.timeout_fatal_disable, bool, 0644);
 555
 556/**
 557 * DOC: timeout_period (uint)
 558 * Modify the watchdog timeout max_cycles as (1 << period)
 559 */
 560MODULE_PARM_DESC(timeout_period, "watchdog timeout period (0 = timeout disabled, 1 ~ 0x23 = timeout maxcycles = (1 << period)");
 561module_param_named(timeout_period, amdgpu_watchdog_timer.period, uint, 0644);
 562
 563/**
 564 * DOC: si_support (int)
 565 * Set SI support driver. This parameter works after set config CONFIG_DRM_AMDGPU_SI. For SI asic, when radeon driver is enabled,
 566 * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available,
 567 * otherwise using amdgpu driver.
 568 */
 569#ifdef CONFIG_DRM_AMDGPU_SI
 570
 571#if defined(CONFIG_DRM_RADEON) || defined(CONFIG_DRM_RADEON_MODULE)
 572int amdgpu_si_support = 0;
 573MODULE_PARM_DESC(si_support, "SI support (1 = enabled, 0 = disabled (default))");
 574#else
 575int amdgpu_si_support = 1;
 576MODULE_PARM_DESC(si_support, "SI support (1 = enabled (default), 0 = disabled)");
 577#endif
 578
 579module_param_named(si_support, amdgpu_si_support, int, 0444);
 580#endif
 581
 582/**
 583 * DOC: cik_support (int)
 584 * Set CIK support driver. This parameter works after set config CONFIG_DRM_AMDGPU_CIK. For CIK asic, when radeon driver is enabled,
 585 * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available,
 586 * otherwise using amdgpu driver.
 587 */
 588#ifdef CONFIG_DRM_AMDGPU_CIK
 589
 590#if defined(CONFIG_DRM_RADEON) || defined(CONFIG_DRM_RADEON_MODULE)
 591int amdgpu_cik_support = 0;
 592MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled, 0 = disabled (default))");
 593#else
 594int amdgpu_cik_support = 1;
 595MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)");
 596#endif
 597
 598module_param_named(cik_support, amdgpu_cik_support, int, 0444);
 599#endif
 600
 601/**
 602 * DOC: smu_memory_pool_size (uint)
 603 * It is used to reserve gtt for smu debug usage, setting value 0 to disable it. The actual size is value * 256MiB.
 604 * E.g. 0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte. The default is 0 (disabled).
 605 */
 606MODULE_PARM_DESC(smu_memory_pool_size,
 607	"reserve gtt for smu debug usage, 0 = disable,"
 608		"0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte");
 609module_param_named(smu_memory_pool_size, amdgpu_smu_memory_pool_size, uint, 0444);
 610
 611/**
 612 * DOC: async_gfx_ring (int)
 613 * It is used to enable gfx rings that could be configured with different prioritites or equal priorities
 614 */
 615MODULE_PARM_DESC(async_gfx_ring,
 616	"Asynchronous GFX rings that could be configured with either different priorities (HP3D ring and LP3D ring), or equal priorities (0 = disabled, 1 = enabled (default))");
 617module_param_named(async_gfx_ring, amdgpu_async_gfx_ring, int, 0444);
 618
 619/**
 620 * DOC: mcbp (int)
 621 * It is used to enable mid command buffer preemption. (0 = disabled (default), 1 = enabled)
 622 */
 623MODULE_PARM_DESC(mcbp,
 624	"Enable Mid-command buffer preemption (0 = disabled (default), 1 = enabled)");
 625module_param_named(mcbp, amdgpu_mcbp, int, 0444);
 626
 627/**
 628 * DOC: discovery (int)
 629 * Allow driver to discover hardware IP information from IP Discovery table at the top of VRAM.
 630 * (-1 = auto (default), 0 = disabled, 1 = enabled)
 631 */
 632MODULE_PARM_DESC(discovery,
 633	"Allow driver to discover hardware IPs from IP Discovery table at the top of VRAM");
 634module_param_named(discovery, amdgpu_discovery, int, 0444);
 635
 636/**
 637 * DOC: mes (int)
 638 * Enable Micro Engine Scheduler. This is a new hw scheduling engine for gfx, sdma, and compute.
 639 * (0 = disabled (default), 1 = enabled)
 640 */
 641MODULE_PARM_DESC(mes,
 642	"Enable Micro Engine Scheduler (0 = disabled (default), 1 = enabled)");
 643module_param_named(mes, amdgpu_mes, int, 0444);
 644
 645/**
 646 * DOC: noretry (int)
 647 * Disable XNACK retry in the SQ by default on GFXv9 hardware. On ASICs that
 648 * do not support per-process XNACK this also disables retry page faults.
 649 * (0 = retry enabled, 1 = retry disabled, -1 auto (default))
 650 */
 651MODULE_PARM_DESC(noretry,
 652	"Disable retry faults (0 = retry enabled, 1 = retry disabled, -1 auto (default))");
 653module_param_named(noretry, amdgpu_noretry, int, 0644);
 654
 655/**
 656 * DOC: force_asic_type (int)
 657 * A non negative value used to specify the asic type for all supported GPUs.
 658 */
 659MODULE_PARM_DESC(force_asic_type,
 660	"A non negative value used to specify the asic type for all supported GPUs");
 661module_param_named(force_asic_type, amdgpu_force_asic_type, int, 0444);
 662
 663
 664
 665#ifdef CONFIG_HSA_AMD
 666/**
 667 * DOC: sched_policy (int)
 668 * Set scheduling policy. Default is HWS(hardware scheduling) with over-subscription.
 669 * Setting 1 disables over-subscription. Setting 2 disables HWS and statically
 670 * assigns queues to HQDs.
 671 */
 672int sched_policy = KFD_SCHED_POLICY_HWS;
 673module_param(sched_policy, int, 0444);
 674MODULE_PARM_DESC(sched_policy,
 675	"Scheduling policy (0 = HWS (Default), 1 = HWS without over-subscription, 2 = Non-HWS (Used for debugging only)");
 676
 677/**
 678 * DOC: hws_max_conc_proc (int)
 679 * Maximum number of processes that HWS can schedule concurrently. The maximum is the
 680 * number of VMIDs assigned to the HWS, which is also the default.
 681 */
 682int hws_max_conc_proc = 8;
 683module_param(hws_max_conc_proc, int, 0444);
 684MODULE_PARM_DESC(hws_max_conc_proc,
 685	"Max # processes HWS can execute concurrently when sched_policy=0 (0 = no concurrency, #VMIDs for KFD = Maximum(default))");
 686
 687/**
 688 * DOC: cwsr_enable (int)
 689 * CWSR(compute wave store and resume) allows the GPU to preempt shader execution in
 690 * the middle of a compute wave. Default is 1 to enable this feature. Setting 0
 691 * disables it.
 692 */
 693int cwsr_enable = 1;
 694module_param(cwsr_enable, int, 0444);
 695MODULE_PARM_DESC(cwsr_enable, "CWSR enable (0 = Off, 1 = On (Default))");
 696
 697/**
 698 * DOC: max_num_of_queues_per_device (int)
 699 * Maximum number of queues per device. Valid setting is between 1 and 4096. Default
 700 * is 4096.
 701 */
 702int max_num_of_queues_per_device = KFD_MAX_NUM_OF_QUEUES_PER_DEVICE_DEFAULT;
 703module_param(max_num_of_queues_per_device, int, 0444);
 704MODULE_PARM_DESC(max_num_of_queues_per_device,
 705	"Maximum number of supported queues per device (1 = Minimum, 4096 = default)");
 706
 707/**
 708 * DOC: send_sigterm (int)
 709 * Send sigterm to HSA process on unhandled exceptions. Default is not to send sigterm
 710 * but just print errors on dmesg. Setting 1 enables sending sigterm.
 711 */
 712int send_sigterm;
 713module_param(send_sigterm, int, 0444);
 714MODULE_PARM_DESC(send_sigterm,
 715	"Send sigterm to HSA process on unhandled exception (0 = disable, 1 = enable)");
 716
 717/**
 718 * DOC: debug_largebar (int)
 719 * Set debug_largebar as 1 to enable simulating large-bar capability on non-large bar
 720 * system. This limits the VRAM size reported to ROCm applications to the visible
 721 * size, usually 256MB.
 722 * Default value is 0, diabled.
 723 */
 724int debug_largebar;
 725module_param(debug_largebar, int, 0444);
 726MODULE_PARM_DESC(debug_largebar,
 727	"Debug large-bar flag used to simulate large-bar capability on non-large bar machine (0 = disable, 1 = enable)");
 728
 729/**
 730 * DOC: ignore_crat (int)
 731 * Ignore CRAT table during KFD initialization. By default, KFD uses the ACPI CRAT
 732 * table to get information about AMD APUs. This option can serve as a workaround on
 733 * systems with a broken CRAT table.
 734 *
 735 * Default is auto (according to asic type, iommu_v2, and crat table, to decide
 736 * whehter use CRAT)
 737 */
 738int ignore_crat;
 739module_param(ignore_crat, int, 0444);
 740MODULE_PARM_DESC(ignore_crat,
 741	"Ignore CRAT table during KFD initialization (0 = auto (default), 1 = ignore CRAT)");
 742
 743/**
 744 * DOC: halt_if_hws_hang (int)
 745 * Halt if HWS hang is detected. Default value, 0, disables the halt on hang.
 746 * Setting 1 enables halt on hang.
 747 */
 748int halt_if_hws_hang;
 749module_param(halt_if_hws_hang, int, 0644);
 750MODULE_PARM_DESC(halt_if_hws_hang, "Halt if HWS hang is detected (0 = off (default), 1 = on)");
 751
 752/**
 753 * DOC: hws_gws_support(bool)
 754 * Assume that HWS supports GWS barriers regardless of what firmware version
 755 * check says. Default value: false (rely on MEC2 firmware version check).
 756 */
 757bool hws_gws_support;
 758module_param(hws_gws_support, bool, 0444);
 759MODULE_PARM_DESC(hws_gws_support, "Assume MEC2 FW supports GWS barriers (false = rely on FW version check (Default), true = force supported)");
 760
 761/**
 762  * DOC: queue_preemption_timeout_ms (int)
 763  * queue preemption timeout in ms (1 = Minimum, 9000 = default)
 764  */
 765int queue_preemption_timeout_ms = 9000;
 766module_param(queue_preemption_timeout_ms, int, 0644);
 767MODULE_PARM_DESC(queue_preemption_timeout_ms, "queue preemption timeout in ms (1 = Minimum, 9000 = default)");
 768
 769/**
 770 * DOC: debug_evictions(bool)
 771 * Enable extra debug messages to help determine the cause of evictions
 772 */
 773bool debug_evictions;
 774module_param(debug_evictions, bool, 0644);
 775MODULE_PARM_DESC(debug_evictions, "enable eviction debug messages (false = default)");
 776
 777/**
 778 * DOC: no_system_mem_limit(bool)
 779 * Disable system memory limit, to support multiple process shared memory
 780 */
 781bool no_system_mem_limit;
 782module_param(no_system_mem_limit, bool, 0644);
 783MODULE_PARM_DESC(no_system_mem_limit, "disable system memory limit (false = default)");
 784
 785/**
 786 * DOC: no_queue_eviction_on_vm_fault (int)
 787 * If set, process queues will not be evicted on gpuvm fault. This is to keep the wavefront context for debugging (0 = queue eviction, 1 = no queue eviction). The default is 0 (queue eviction).
 788 */
 789int amdgpu_no_queue_eviction_on_vm_fault = 0;
 790MODULE_PARM_DESC(no_queue_eviction_on_vm_fault, "No queue eviction on VM fault (0 = queue eviction, 1 = no queue eviction)");
 791module_param_named(no_queue_eviction_on_vm_fault, amdgpu_no_queue_eviction_on_vm_fault, int, 0444);
 792#endif
 793
 794/**
 795 * DOC: dcfeaturemask (uint)
 796 * Override display features enabled. See enum DC_FEATURE_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
 797 * The default is the current set of stable display features.
 798 */
 799MODULE_PARM_DESC(dcfeaturemask, "all stable DC features enabled (default))");
 800module_param_named(dcfeaturemask, amdgpu_dc_feature_mask, uint, 0444);
 801
 802/**
 803 * DOC: dcdebugmask (uint)
 804 * Override display features enabled. See enum DC_DEBUG_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
 805 */
 806MODULE_PARM_DESC(dcdebugmask, "all debug options disabled (default))");
 807module_param_named(dcdebugmask, amdgpu_dc_debug_mask, uint, 0444);
 808
 809/**
 810 * DOC: abmlevel (uint)
 811 * Override the default ABM (Adaptive Backlight Management) level used for DC
 812 * enabled hardware. Requires DMCU to be supported and loaded.
 813 * Valid levels are 0-4. A value of 0 indicates that ABM should be disabled by
 814 * default. Values 1-4 control the maximum allowable brightness reduction via
 815 * the ABM algorithm, with 1 being the least reduction and 4 being the most
 816 * reduction.
 817 *
 818 * Defaults to 0, or disabled. Userspace can still override this level later
 819 * after boot.
 820 */
 821uint amdgpu_dm_abm_level;
 822MODULE_PARM_DESC(abmlevel, "ABM level (0 = off (default), 1-4 = backlight reduction level) ");
 823module_param_named(abmlevel, amdgpu_dm_abm_level, uint, 0444);
 824
 825int amdgpu_backlight = -1;
 826MODULE_PARM_DESC(backlight, "Backlight control (0 = pwm, 1 = aux, -1 auto (default))");
 827module_param_named(backlight, amdgpu_backlight, bint, 0444);
 828
 829/**
 830 * DOC: tmz (int)
 831 * Trusted Memory Zone (TMZ) is a method to protect data being written
 832 * to or read from memory.
 833 *
 834 * The default value: 0 (off).  TODO: change to auto till it is completed.
 835 */
 836MODULE_PARM_DESC(tmz, "Enable TMZ feature (-1 = auto (default), 0 = off, 1 = on)");
 837module_param_named(tmz, amdgpu_tmz, int, 0444);
 838
 839/**
 840 * DOC: freesync_video (uint)
 841 * Enable the optimization to adjust front porch timing to achieve seamless
 842 * mode change experience when setting a freesync supported mode for which full
 843 * modeset is not needed.
 844 *
 845 * The Display Core will add a set of modes derived from the base FreeSync
 846 * video mode into the corresponding connector's mode list based on commonly
 847 * used refresh rates and VRR range of the connected display, when users enable
 848 * this feature. From the userspace perspective, they can see a seamless mode
 849 * change experience when the change between different refresh rates under the
 850 * same resolution. Additionally, userspace applications such as Video playback
 851 * can read this modeset list and change the refresh rate based on the video
 852 * frame rate. Finally, the userspace can also derive an appropriate mode for a
 853 * particular refresh rate based on the FreeSync Mode and add it to the
 854 * connector's mode list.
 855 *
 856 * Note: This is an experimental feature.
 857 *
 858 * The default value: 0 (off).
 859 */
 860MODULE_PARM_DESC(
 861	freesync_video,
 862	"Enable freesync modesetting optimization feature (0 = off (default), 1 = on)");
 863module_param_named(freesync_video, amdgpu_freesync_vid_mode, uint, 0444);
 864
 865/**
 866 * DOC: reset_method (int)
 867 * GPU reset method (-1 = auto (default), 0 = legacy, 1 = mode0, 2 = mode1, 3 = mode2, 4 = baco, 5 = pci)
 868 */
 869MODULE_PARM_DESC(reset_method, "GPU reset method (-1 = auto (default), 0 = legacy, 1 = mode0, 2 = mode1, 3 = mode2, 4 = baco/bamaco, 5 = pci)");
 870module_param_named(reset_method, amdgpu_reset_method, int, 0444);
 871
 872/**
 873 * DOC: bad_page_threshold (int)
 874 * Bad page threshold is to specify the threshold value of faulty pages
 875 * detected by RAS ECC, that may result in GPU entering bad status if total
 876 * faulty pages by ECC exceed threshold value and leave it for user's further
 877 * check.
 878 */
 879MODULE_PARM_DESC(bad_page_threshold, "Bad page threshold(-1 = auto(default value), 0 = disable bad page retirement)");
 880module_param_named(bad_page_threshold, amdgpu_bad_page_threshold, int, 0444);
 881
 882MODULE_PARM_DESC(num_kcq, "number of kernel compute queue user want to setup (8 if set to greater than 8 or less than 0, only affect gfx 8+)");
 883module_param_named(num_kcq, amdgpu_num_kcq, int, 0444);
 884
 885/**
 886 * DOC: smu_pptable_id (int)
 887 * Used to override pptable id. id = 0 use VBIOS pptable.
 888 * id > 0 use the soft pptable with specicfied id.
 889 */
 890MODULE_PARM_DESC(smu_pptable_id,
 891	"specify pptable id to be used (-1 = auto(default) value, 0 = use pptable from vbios, > 0 = soft pptable id)");
 892module_param_named(smu_pptable_id, amdgpu_smu_pptable_id, int, 0444);
 893
 894static const struct pci_device_id pciidlist[] = {
 895#ifdef  CONFIG_DRM_AMDGPU_SI
 896	{0x1002, 0x6780, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 897	{0x1002, 0x6784, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 898	{0x1002, 0x6788, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 899	{0x1002, 0x678A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 900	{0x1002, 0x6790, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 901	{0x1002, 0x6791, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 902	{0x1002, 0x6792, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 903	{0x1002, 0x6798, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 904	{0x1002, 0x6799, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 905	{0x1002, 0x679A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 906	{0x1002, 0x679B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 907	{0x1002, 0x679E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 908	{0x1002, 0x679F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
 909	{0x1002, 0x6800, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY},
 910	{0x1002, 0x6801, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY},
 911	{0x1002, 0x6802, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY},
 912	{0x1002, 0x6806, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 913	{0x1002, 0x6808, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 914	{0x1002, 0x6809, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 915	{0x1002, 0x6810, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 916	{0x1002, 0x6811, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 917	{0x1002, 0x6816, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 918	{0x1002, 0x6817, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 919	{0x1002, 0x6818, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 920	{0x1002, 0x6819, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
 921	{0x1002, 0x6600, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 922	{0x1002, 0x6601, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 923	{0x1002, 0x6602, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 924	{0x1002, 0x6603, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 925	{0x1002, 0x6604, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 926	{0x1002, 0x6605, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 927	{0x1002, 0x6606, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 928	{0x1002, 0x6607, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 929	{0x1002, 0x6608, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 930	{0x1002, 0x6610, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 931	{0x1002, 0x6611, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 932	{0x1002, 0x6613, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 933	{0x1002, 0x6617, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 934	{0x1002, 0x6620, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 935	{0x1002, 0x6621, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 936	{0x1002, 0x6623, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
 937	{0x1002, 0x6631, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
 938	{0x1002, 0x6820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 939	{0x1002, 0x6821, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 940	{0x1002, 0x6822, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 941	{0x1002, 0x6823, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 942	{0x1002, 0x6824, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 943	{0x1002, 0x6825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 944	{0x1002, 0x6826, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 945	{0x1002, 0x6827, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 946	{0x1002, 0x6828, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 947	{0x1002, 0x6829, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 948	{0x1002, 0x682A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 949	{0x1002, 0x682B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 950	{0x1002, 0x682C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 951	{0x1002, 0x682D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 952	{0x1002, 0x682F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 953	{0x1002, 0x6830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 954	{0x1002, 0x6831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
 955	{0x1002, 0x6835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 956	{0x1002, 0x6837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 957	{0x1002, 0x6838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 958	{0x1002, 0x6839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 959	{0x1002, 0x683B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 960	{0x1002, 0x683D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 961	{0x1002, 0x683F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
 962	{0x1002, 0x6660, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 963	{0x1002, 0x6663, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 964	{0x1002, 0x6664, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 965	{0x1002, 0x6665, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 966	{0x1002, 0x6667, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 967	{0x1002, 0x666F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
 968#endif
 969#ifdef CONFIG_DRM_AMDGPU_CIK
 970	/* Kaveri */
 971	{0x1002, 0x1304, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 972	{0x1002, 0x1305, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 973	{0x1002, 0x1306, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 974	{0x1002, 0x1307, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 975	{0x1002, 0x1309, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 976	{0x1002, 0x130A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 977	{0x1002, 0x130B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 978	{0x1002, 0x130C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 979	{0x1002, 0x130D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 980	{0x1002, 0x130E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 981	{0x1002, 0x130F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 982	{0x1002, 0x1310, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 983	{0x1002, 0x1311, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 984	{0x1002, 0x1312, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 985	{0x1002, 0x1313, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 986	{0x1002, 0x1315, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 987	{0x1002, 0x1316, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 988	{0x1002, 0x1317, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 989	{0x1002, 0x1318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
 990	{0x1002, 0x131B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 991	{0x1002, 0x131C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 992	{0x1002, 0x131D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
 993	/* Bonaire */
 994	{0x1002, 0x6640, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
 995	{0x1002, 0x6641, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
 996	{0x1002, 0x6646, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
 997	{0x1002, 0x6647, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
 998	{0x1002, 0x6649, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
 999	{0x1002, 0x6650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1000	{0x1002, 0x6651, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1001	{0x1002, 0x6658, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1002	{0x1002, 0x665c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1003	{0x1002, 0x665d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1004	{0x1002, 0x665f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1005	/* Hawaii */
1006	{0x1002, 0x67A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1007	{0x1002, 0x67A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1008	{0x1002, 0x67A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1009	{0x1002, 0x67A8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1010	{0x1002, 0x67A9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1011	{0x1002, 0x67AA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1012	{0x1002, 0x67B0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1013	{0x1002, 0x67B1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1014	{0x1002, 0x67B8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1015	{0x1002, 0x67B9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1016	{0x1002, 0x67BA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1017	{0x1002, 0x67BE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1018	/* Kabini */
1019	{0x1002, 0x9830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1020	{0x1002, 0x9831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1021	{0x1002, 0x9832, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1022	{0x1002, 0x9833, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1023	{0x1002, 0x9834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1024	{0x1002, 0x9835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1025	{0x1002, 0x9836, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1026	{0x1002, 0x9837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1027	{0x1002, 0x9838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1028	{0x1002, 0x9839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1029	{0x1002, 0x983a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1030	{0x1002, 0x983b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1031	{0x1002, 0x983c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1032	{0x1002, 0x983d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1033	{0x1002, 0x983e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1034	{0x1002, 0x983f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1035	/* mullins */
1036	{0x1002, 0x9850, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1037	{0x1002, 0x9851, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1038	{0x1002, 0x9852, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1039	{0x1002, 0x9853, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1040	{0x1002, 0x9854, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1041	{0x1002, 0x9855, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1042	{0x1002, 0x9856, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1043	{0x1002, 0x9857, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1044	{0x1002, 0x9858, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1045	{0x1002, 0x9859, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1046	{0x1002, 0x985A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1047	{0x1002, 0x985B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1048	{0x1002, 0x985C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1049	{0x1002, 0x985D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1050	{0x1002, 0x985E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1051	{0x1002, 0x985F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1052#endif
1053	/* topaz */
1054	{0x1002, 0x6900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1055	{0x1002, 0x6901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1056	{0x1002, 0x6902, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1057	{0x1002, 0x6903, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1058	{0x1002, 0x6907, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1059	/* tonga */
1060	{0x1002, 0x6920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1061	{0x1002, 0x6921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1062	{0x1002, 0x6928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1063	{0x1002, 0x6929, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1064	{0x1002, 0x692B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1065	{0x1002, 0x692F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1066	{0x1002, 0x6930, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1067	{0x1002, 0x6938, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1068	{0x1002, 0x6939, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1069	/* fiji */
1070	{0x1002, 0x7300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI},
1071	{0x1002, 0x730F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI},
1072	/* carrizo */
1073	{0x1002, 0x9870, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1074	{0x1002, 0x9874, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1075	{0x1002, 0x9875, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1076	{0x1002, 0x9876, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1077	{0x1002, 0x9877, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1078	/* stoney */
1079	{0x1002, 0x98E4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_STONEY|AMD_IS_APU},
1080	/* Polaris11 */
1081	{0x1002, 0x67E0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1082	{0x1002, 0x67E3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1083	{0x1002, 0x67E8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1084	{0x1002, 0x67EB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1085	{0x1002, 0x67EF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1086	{0x1002, 0x67FF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1087	{0x1002, 0x67E1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1088	{0x1002, 0x67E7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1089	{0x1002, 0x67E9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1090	/* Polaris10 */
1091	{0x1002, 0x67C0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1092	{0x1002, 0x67C1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1093	{0x1002, 0x67C2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1094	{0x1002, 0x67C4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1095	{0x1002, 0x67C7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1096	{0x1002, 0x67D0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1097	{0x1002, 0x67DF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1098	{0x1002, 0x67C8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1099	{0x1002, 0x67C9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1100	{0x1002, 0x67CA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1101	{0x1002, 0x67CC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1102	{0x1002, 0x67CF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1103	{0x1002, 0x6FDF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1104	/* Polaris12 */
1105	{0x1002, 0x6980, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1106	{0x1002, 0x6981, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1107	{0x1002, 0x6985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1108	{0x1002, 0x6986, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1109	{0x1002, 0x6987, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1110	{0x1002, 0x6995, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1111	{0x1002, 0x6997, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1112	{0x1002, 0x699F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1113	/* VEGAM */
1114	{0x1002, 0x694C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM},
1115	{0x1002, 0x694E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM},
1116	{0x1002, 0x694F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM},
1117	/* Vega 10 */
1118	{0x1002, 0x6860, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1119	{0x1002, 0x6861, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1120	{0x1002, 0x6862, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1121	{0x1002, 0x6863, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1122	{0x1002, 0x6864, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1123	{0x1002, 0x6867, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1124	{0x1002, 0x6868, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1125	{0x1002, 0x6869, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1126	{0x1002, 0x686a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1127	{0x1002, 0x686b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1128	{0x1002, 0x686c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1129	{0x1002, 0x686d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1130	{0x1002, 0x686e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1131	{0x1002, 0x686f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1132	{0x1002, 0x687f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1133	/* Vega 12 */
1134	{0x1002, 0x69A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1135	{0x1002, 0x69A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1136	{0x1002, 0x69A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1137	{0x1002, 0x69A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1138	{0x1002, 0x69AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1139	/* Vega 20 */
1140	{0x1002, 0x66A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1141	{0x1002, 0x66A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1142	{0x1002, 0x66A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1143	{0x1002, 0x66A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1144	{0x1002, 0x66A4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1145	{0x1002, 0x66A7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1146	{0x1002, 0x66AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1147	/* Raven */
1148	{0x1002, 0x15dd, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU},
1149	{0x1002, 0x15d8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU},
1150	/* Arcturus */
1151	{0x1002, 0x738C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS},
1152	{0x1002, 0x7388, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS},
1153	{0x1002, 0x738E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS},
1154	{0x1002, 0x7390, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS},
1155	/* Navi10 */
1156	{0x1002, 0x7310, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1157	{0x1002, 0x7312, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1158	{0x1002, 0x7318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1159	{0x1002, 0x7319, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1160	{0x1002, 0x731A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1161	{0x1002, 0x731B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1162	{0x1002, 0x731E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1163	{0x1002, 0x731F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1164	/* Navi14 */
1165	{0x1002, 0x7340, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1166	{0x1002, 0x7341, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1167	{0x1002, 0x7347, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1168	{0x1002, 0x734F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1169
1170	/* Renoir */
1171	{0x1002, 0x15E7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
1172	{0x1002, 0x1636, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
1173	{0x1002, 0x1638, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
1174	{0x1002, 0x164C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
1175
1176	/* Navi12 */
1177	{0x1002, 0x7360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12},
1178	{0x1002, 0x7362, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12},
1179
1180	/* Sienna_Cichlid */
1181	{0x1002, 0x73A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1182	{0x1002, 0x73A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1183	{0x1002, 0x73A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1184	{0x1002, 0x73A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1185	{0x1002, 0x73AB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1186	{0x1002, 0x73AE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1187	{0x1002, 0x73AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1188	{0x1002, 0x73BF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1189
1190	/* Van Gogh */
1191	{0x1002, 0x163F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VANGOGH|AMD_IS_APU},
1192
1193	/* Yellow Carp */
1194	{0x1002, 0x164D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_YELLOW_CARP|AMD_IS_APU},
1195	{0x1002, 0x1681, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_YELLOW_CARP|AMD_IS_APU},
1196
1197	/* Navy_Flounder */
1198	{0x1002, 0x73C0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1199	{0x1002, 0x73C1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1200	{0x1002, 0x73C3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1201	{0x1002, 0x73DF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1202
1203	/* DIMGREY_CAVEFISH */
1204	{0x1002, 0x73E0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1205	{0x1002, 0x73E1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1206	{0x1002, 0x73E2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1207	{0x1002, 0x73E3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1208	{0x1002, 0x73FF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1209
1210	/* Aldebaran */
1211	{0x1002, 0x7408, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
1212	{0x1002, 0x740C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
1213	{0x1002, 0x740F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
1214	{0x1002, 0x7410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
1215
1216	/* BEIGE_GOBY */
1217	{0x1002, 0x7420, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1218	{0x1002, 0x7421, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1219	{0x1002, 0x7422, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1220	{0x1002, 0x7423, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1221	{0x1002, 0x743F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1222
1223	{0, 0, 0}
1224};
1225
1226MODULE_DEVICE_TABLE(pci, pciidlist);
1227
1228static const struct drm_driver amdgpu_kms_driver;
1229
1230static int amdgpu_pci_probe(struct pci_dev *pdev,
1231			    const struct pci_device_id *ent)
1232{
1233	struct drm_device *ddev;
1234	struct amdgpu_device *adev;
1235	unsigned long flags = ent->driver_data;
1236	int ret, retry = 0;
1237	bool supports_atomic = false;
1238
1239	if (!amdgpu_virtual_display &&
1240	    amdgpu_device_asic_has_dc_support(flags & AMD_ASIC_MASK))
1241		supports_atomic = true;
1242
1243	if ((flags & AMD_EXP_HW_SUPPORT) && !amdgpu_exp_hw_support) {
1244		DRM_INFO("This hardware requires experimental hardware support.\n"
1245			 "See modparam exp_hw_support\n");
1246		return -ENODEV;
1247	}
1248
1249	/* Due to hardware bugs, S/G Display on raven requires a 1:1 IOMMU mapping,
1250	 * however, SME requires an indirect IOMMU mapping because the encryption
1251	 * bit is beyond the DMA mask of the chip.
1252	 */
1253	if (mem_encrypt_active() && ((flags & AMD_ASIC_MASK) == CHIP_RAVEN)) {
1254		dev_info(&pdev->dev,
1255			 "SME is not compatible with RAVEN\n");
1256		return -ENOTSUPP;
1257	}
1258
1259#ifdef CONFIG_DRM_AMDGPU_SI
1260	if (!amdgpu_si_support) {
1261		switch (flags & AMD_ASIC_MASK) {
1262		case CHIP_TAHITI:
1263		case CHIP_PITCAIRN:
1264		case CHIP_VERDE:
1265		case CHIP_OLAND:
1266		case CHIP_HAINAN:
1267			dev_info(&pdev->dev,
1268				 "SI support provided by radeon.\n");
1269			dev_info(&pdev->dev,
1270				 "Use radeon.si_support=0 amdgpu.si_support=1 to override.\n"
1271				);
1272			return -ENODEV;
1273		}
1274	}
1275#endif
1276#ifdef CONFIG_DRM_AMDGPU_CIK
1277	if (!amdgpu_cik_support) {
1278		switch (flags & AMD_ASIC_MASK) {
1279		case CHIP_KAVERI:
1280		case CHIP_BONAIRE:
1281		case CHIP_HAWAII:
1282		case CHIP_KABINI:
1283		case CHIP_MULLINS:
1284			dev_info(&pdev->dev,
1285				 "CIK support provided by radeon.\n");
1286			dev_info(&pdev->dev,
1287				 "Use radeon.cik_support=0 amdgpu.cik_support=1 to override.\n"
1288				);
1289			return -ENODEV;
1290		}
1291	}
1292#endif
1293
1294	/* Get rid of things like offb */
1295	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "amdgpudrmfb");
1296	if (ret)
1297		return ret;
1298
1299	adev = devm_drm_dev_alloc(&pdev->dev, &amdgpu_kms_driver, typeof(*adev), ddev);
1300	if (IS_ERR(adev))
1301		return PTR_ERR(adev);
1302
1303	adev->dev  = &pdev->dev;
1304	adev->pdev = pdev;
1305	ddev = adev_to_drm(adev);
1306
1307	if (!supports_atomic)
1308		ddev->driver_features &= ~DRIVER_ATOMIC;
1309
1310	ret = pci_enable_device(pdev);
1311	if (ret)
1312		return ret;
 
 
1313
1314	pci_set_drvdata(pdev, ddev);
1315
1316	ret = amdgpu_driver_load_kms(adev, ent->driver_data);
1317	if (ret)
1318		goto err_pci;
1319
1320retry_init:
1321	ret = drm_dev_register(ddev, ent->driver_data);
1322	if (ret == -EAGAIN && ++retry <= 3) {
1323		DRM_INFO("retry init %d\n", retry);
1324		/* Don't request EX mode too frequently which is attacking */
1325		msleep(5000);
1326		goto retry_init;
1327	} else if (ret) {
1328		goto err_pci;
1329	}
1330
 
1331	ret = amdgpu_debugfs_init(adev);
1332	if (ret)
1333		DRM_ERROR("Creating debugfs files failed (%d).\n", ret);
1334
1335	return 0;
1336
1337err_pci:
1338	pci_disable_device(pdev);
 
 
1339	return ret;
1340}
1341
1342static void
1343amdgpu_pci_remove(struct pci_dev *pdev)
1344{
1345	struct drm_device *dev = pci_get_drvdata(pdev);
1346
 
 
 
 
1347	drm_dev_unplug(dev);
1348	amdgpu_driver_unload_kms(dev);
1349
1350	/*
1351	 * Flush any in flight DMA operations from device.
1352	 * Clear the Bus Master Enable bit and then wait on the PCIe Device
1353	 * StatusTransactions Pending bit.
1354	 */
1355	pci_disable_device(pdev);
1356	pci_wait_for_pending_transaction(pdev);
 
1357}
1358
1359static void
1360amdgpu_pci_shutdown(struct pci_dev *pdev)
1361{
1362	struct drm_device *dev = pci_get_drvdata(pdev);
1363	struct amdgpu_device *adev = drm_to_adev(dev);
1364
1365	if (amdgpu_ras_intr_triggered())
1366		return;
1367
1368	/* if we are running in a VM, make sure the device
1369	 * torn down properly on reboot/shutdown.
1370	 * unfortunately we can't detect certain
1371	 * hypervisors so just do this all the time.
1372	 */
1373	if (!amdgpu_passthrough(adev))
1374		adev->mp1_state = PP_MP1_STATE_UNLOAD;
1375	amdgpu_device_ip_suspend(adev);
1376	adev->mp1_state = PP_MP1_STATE_NONE;
1377}
1378
1379/**
1380 * amdgpu_drv_delayed_reset_work_handler - work handler for reset
1381 *
1382 * @work: work_struct.
1383 */
1384static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work)
1385{
1386	struct list_head device_list;
1387	struct amdgpu_device *adev;
1388	int i, r;
1389	struct amdgpu_reset_context reset_context;
1390
1391	memset(&reset_context, 0, sizeof(reset_context));
1392
1393	mutex_lock(&mgpu_info.mutex);
1394	if (mgpu_info.pending_reset == true) {
1395		mutex_unlock(&mgpu_info.mutex);
1396		return;
1397	}
1398	mgpu_info.pending_reset = true;
1399	mutex_unlock(&mgpu_info.mutex);
1400
1401	/* Use a common context, just need to make sure full reset is done */
1402	reset_context.method = AMD_RESET_METHOD_NONE;
1403	set_bit(AMDGPU_NEED_FULL_RESET, &reset_context.flags);
1404
1405	for (i = 0; i < mgpu_info.num_dgpu; i++) {
1406		adev = mgpu_info.gpu_ins[i].adev;
1407		reset_context.reset_req_dev = adev;
1408		r = amdgpu_device_pre_asic_reset(adev, &reset_context);
1409		if (r) {
1410			dev_err(adev->dev, "GPU pre asic reset failed with err, %d for drm dev, %s ",
1411				r, adev_to_drm(adev)->unique);
1412		}
1413		if (!queue_work(system_unbound_wq, &adev->xgmi_reset_work))
1414			r = -EALREADY;
1415	}
1416	for (i = 0; i < mgpu_info.num_dgpu; i++) {
1417		adev = mgpu_info.gpu_ins[i].adev;
1418		flush_work(&adev->xgmi_reset_work);
1419		adev->gmc.xgmi.pending_reset = false;
1420	}
1421
1422	/* reset function will rebuild the xgmi hive info , clear it now */
1423	for (i = 0; i < mgpu_info.num_dgpu; i++)
1424		amdgpu_xgmi_remove_device(mgpu_info.gpu_ins[i].adev);
1425
1426	INIT_LIST_HEAD(&device_list);
1427
1428	for (i = 0; i < mgpu_info.num_dgpu; i++)
1429		list_add_tail(&mgpu_info.gpu_ins[i].adev->reset_list, &device_list);
1430
1431	/* unregister the GPU first, reset function will add them back */
1432	list_for_each_entry(adev, &device_list, reset_list)
1433		amdgpu_unregister_gpu_instance(adev);
1434
1435	/* Use a common context, just need to make sure full reset is done */
1436	set_bit(AMDGPU_SKIP_HW_RESET, &reset_context.flags);
1437	r = amdgpu_do_asic_reset(&device_list, &reset_context);
1438
1439	if (r) {
1440		DRM_ERROR("reinit gpus failure");
1441		return;
1442	}
1443	for (i = 0; i < mgpu_info.num_dgpu; i++) {
1444		adev = mgpu_info.gpu_ins[i].adev;
1445		if (!adev->kfd.init_complete)
1446			amdgpu_amdkfd_device_init(adev);
1447		amdgpu_ttm_set_buffer_funcs_status(adev, true);
1448	}
1449	return;
1450}
1451
1452static int amdgpu_pmops_prepare(struct device *dev)
1453{
1454	struct drm_device *drm_dev = dev_get_drvdata(dev);
1455
1456	/* Return a positive number here so
1457	 * DPM_FLAG_SMART_SUSPEND works properly
1458	 */
1459	if (amdgpu_device_supports_boco(drm_dev))
1460		return pm_runtime_suspended(dev) &&
1461			pm_suspend_via_firmware();
1462
1463	return 0;
1464}
1465
1466static void amdgpu_pmops_complete(struct device *dev)
1467{
1468	/* nothing to do */
1469}
1470
1471static int amdgpu_pmops_suspend(struct device *dev)
1472{
1473	struct drm_device *drm_dev = dev_get_drvdata(dev);
1474	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1475	int r;
1476
1477	if (amdgpu_acpi_is_s0ix_supported(adev))
1478		adev->in_s0ix = true;
1479	adev->in_s3 = true;
1480	r = amdgpu_device_suspend(drm_dev, true);
1481	adev->in_s3 = false;
1482
1483	return r;
1484}
1485
1486static int amdgpu_pmops_resume(struct device *dev)
1487{
1488	struct drm_device *drm_dev = dev_get_drvdata(dev);
1489	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1490	int r;
1491
1492	r = amdgpu_device_resume(drm_dev, true);
1493	if (amdgpu_acpi_is_s0ix_supported(adev))
1494		adev->in_s0ix = false;
1495	return r;
1496}
1497
1498static int amdgpu_pmops_freeze(struct device *dev)
1499{
1500	struct drm_device *drm_dev = dev_get_drvdata(dev);
1501	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1502	int r;
1503
1504	adev->in_s4 = true;
1505	r = amdgpu_device_suspend(drm_dev, true);
1506	adev->in_s4 = false;
1507	if (r)
1508		return r;
1509	return amdgpu_asic_reset(adev);
1510}
1511
1512static int amdgpu_pmops_thaw(struct device *dev)
1513{
1514	struct drm_device *drm_dev = dev_get_drvdata(dev);
1515
1516	return amdgpu_device_resume(drm_dev, true);
1517}
1518
1519static int amdgpu_pmops_poweroff(struct device *dev)
1520{
1521	struct drm_device *drm_dev = dev_get_drvdata(dev);
1522
1523	return amdgpu_device_suspend(drm_dev, true);
1524}
1525
1526static int amdgpu_pmops_restore(struct device *dev)
1527{
1528	struct drm_device *drm_dev = dev_get_drvdata(dev);
1529
1530	return amdgpu_device_resume(drm_dev, true);
1531}
1532
1533static int amdgpu_pmops_runtime_suspend(struct device *dev)
1534{
1535	struct pci_dev *pdev = to_pci_dev(dev);
1536	struct drm_device *drm_dev = pci_get_drvdata(pdev);
1537	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1538	int ret, i;
1539
1540	if (!adev->runpm) {
1541		pm_runtime_forbid(dev);
1542		return -EBUSY;
1543	}
1544
1545	/* wait for all rings to drain before suspending */
1546	for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
1547		struct amdgpu_ring *ring = adev->rings[i];
1548		if (ring && ring->sched.ready) {
1549			ret = amdgpu_fence_wait_empty(ring);
1550			if (ret)
1551				return -EBUSY;
1552		}
1553	}
1554
1555	adev->in_runpm = true;
1556	if (amdgpu_device_supports_px(drm_dev))
1557		drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
 
1558
1559	ret = amdgpu_device_suspend(drm_dev, false);
1560	if (ret) {
1561		adev->in_runpm = false;
1562		return ret;
1563	}
1564
1565	if (amdgpu_device_supports_px(drm_dev)) {
1566		/* Only need to handle PCI state in the driver for ATPX
1567		 * PCI core handles it for _PR3.
1568		 */
1569		amdgpu_device_cache_pci_state(pdev);
1570		pci_disable_device(pdev);
1571		pci_ignore_hotplug(pdev);
1572		pci_set_power_state(pdev, PCI_D3cold);
 
 
 
 
1573		drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
1574	} else if (amdgpu_device_supports_boco(drm_dev)) {
1575		/* nothing to do */
1576	} else if (amdgpu_device_supports_baco(drm_dev)) {
1577		amdgpu_device_baco_enter(drm_dev);
1578	}
1579
1580	return 0;
1581}
1582
1583static int amdgpu_pmops_runtime_resume(struct device *dev)
1584{
1585	struct pci_dev *pdev = to_pci_dev(dev);
1586	struct drm_device *drm_dev = pci_get_drvdata(pdev);
1587	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1588	int ret;
1589
1590	if (!adev->runpm)
1591		return -EINVAL;
1592
1593	/* Avoids registers access if device is physically gone */
1594	if (!pci_device_is_present(adev->pdev))
1595		adev->no_hw_access = true;
1596
1597	if (amdgpu_device_supports_px(drm_dev)) {
1598		drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
1599
1600		/* Only need to handle PCI state in the driver for ATPX
1601		 * PCI core handles it for _PR3.
1602		 */
1603		pci_set_power_state(pdev, PCI_D0);
1604		amdgpu_device_load_pci_state(pdev);
1605		ret = pci_enable_device(pdev);
1606		if (ret)
1607			return ret;
1608		pci_set_master(pdev);
1609	} else if (amdgpu_device_supports_boco(drm_dev)) {
1610		/* Only need to handle PCI state in the driver for ATPX
1611		 * PCI core handles it for _PR3.
1612		 */
1613		pci_set_master(pdev);
1614	} else if (amdgpu_device_supports_baco(drm_dev)) {
1615		amdgpu_device_baco_exit(drm_dev);
1616	}
1617	ret = amdgpu_device_resume(drm_dev, false);
1618	if (ret)
1619		return ret;
1620
1621	if (amdgpu_device_supports_px(drm_dev))
1622		drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
1623	adev->in_runpm = false;
1624	return 0;
1625}
1626
1627static int amdgpu_pmops_runtime_idle(struct device *dev)
1628{
1629	struct drm_device *drm_dev = dev_get_drvdata(dev);
1630	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1631	/* we don't want the main rpm_idle to call suspend - we want to autosuspend */
1632	int ret = 1;
1633
1634	if (!adev->runpm) {
1635		pm_runtime_forbid(dev);
1636		return -EBUSY;
1637	}
1638
1639	if (amdgpu_device_has_dc_support(adev)) {
1640		struct drm_crtc *crtc;
1641
 
 
1642		drm_for_each_crtc(crtc, drm_dev) {
1643			drm_modeset_lock(&crtc->mutex, NULL);
1644			if (crtc->state->active)
1645				ret = -EBUSY;
1646			drm_modeset_unlock(&crtc->mutex);
1647			if (ret < 0)
1648				break;
 
1649		}
1650
 
 
1651	} else {
1652		struct drm_connector *list_connector;
1653		struct drm_connector_list_iter iter;
1654
1655		mutex_lock(&drm_dev->mode_config.mutex);
1656		drm_modeset_lock(&drm_dev->mode_config.connection_mutex, NULL);
1657
1658		drm_connector_list_iter_begin(drm_dev, &iter);
1659		drm_for_each_connector_iter(list_connector, &iter) {
1660			if (list_connector->dpms ==  DRM_MODE_DPMS_ON) {
1661				ret = -EBUSY;
1662				break;
1663			}
1664		}
1665
1666		drm_connector_list_iter_end(&iter);
1667
1668		drm_modeset_unlock(&drm_dev->mode_config.connection_mutex);
1669		mutex_unlock(&drm_dev->mode_config.mutex);
1670	}
1671
1672	if (ret == -EBUSY)
1673		DRM_DEBUG_DRIVER("failing to power off - crtc active\n");
1674
1675	pm_runtime_mark_last_busy(dev);
1676	pm_runtime_autosuspend(dev);
1677	return ret;
1678}
1679
1680long amdgpu_drm_ioctl(struct file *filp,
1681		      unsigned int cmd, unsigned long arg)
1682{
1683	struct drm_file *file_priv = filp->private_data;
1684	struct drm_device *dev;
1685	long ret;
1686	dev = file_priv->minor->dev;
1687	ret = pm_runtime_get_sync(dev->dev);
1688	if (ret < 0)
1689		goto out;
1690
1691	ret = drm_ioctl(filp, cmd, arg);
1692
1693	pm_runtime_mark_last_busy(dev->dev);
1694out:
1695	pm_runtime_put_autosuspend(dev->dev);
1696	return ret;
1697}
1698
1699static const struct dev_pm_ops amdgpu_pm_ops = {
1700	.prepare = amdgpu_pmops_prepare,
1701	.complete = amdgpu_pmops_complete,
1702	.suspend = amdgpu_pmops_suspend,
1703	.resume = amdgpu_pmops_resume,
1704	.freeze = amdgpu_pmops_freeze,
1705	.thaw = amdgpu_pmops_thaw,
1706	.poweroff = amdgpu_pmops_poweroff,
1707	.restore = amdgpu_pmops_restore,
1708	.runtime_suspend = amdgpu_pmops_runtime_suspend,
1709	.runtime_resume = amdgpu_pmops_runtime_resume,
1710	.runtime_idle = amdgpu_pmops_runtime_idle,
1711};
1712
1713static int amdgpu_flush(struct file *f, fl_owner_t id)
1714{
1715	struct drm_file *file_priv = f->private_data;
1716	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
1717	long timeout = MAX_WAIT_SCHED_ENTITY_Q_EMPTY;
1718
1719	timeout = amdgpu_ctx_mgr_entity_flush(&fpriv->ctx_mgr, timeout);
1720	timeout = amdgpu_vm_wait_idle(&fpriv->vm, timeout);
1721
1722	return timeout >= 0 ? 0 : timeout;
1723}
1724
1725static const struct file_operations amdgpu_driver_kms_fops = {
1726	.owner = THIS_MODULE,
1727	.open = drm_open,
1728	.flush = amdgpu_flush,
1729	.release = drm_release,
1730	.unlocked_ioctl = amdgpu_drm_ioctl,
1731	.mmap = drm_gem_mmap,
1732	.poll = drm_poll,
1733	.read = drm_read,
1734#ifdef CONFIG_COMPAT
1735	.compat_ioctl = amdgpu_kms_compat_ioctl,
1736#endif
1737#ifdef CONFIG_PROC_FS
1738	.show_fdinfo = amdgpu_show_fdinfo
1739#endif
1740};
1741
1742int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv)
1743{
1744	struct drm_file *file;
1745
1746	if (!filp)
1747		return -EINVAL;
1748
1749	if (filp->f_op != &amdgpu_driver_kms_fops) {
1750		return -EINVAL;
1751	}
1752
1753	file = filp->private_data;
1754	*fpriv = file->driver_priv;
1755	return 0;
1756}
1757
1758const struct drm_ioctl_desc amdgpu_ioctls_kms[] = {
1759	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_CREATE, amdgpu_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1760	DRM_IOCTL_DEF_DRV(AMDGPU_CTX, amdgpu_ctx_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1761	DRM_IOCTL_DEF_DRV(AMDGPU_VM, amdgpu_vm_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1762	DRM_IOCTL_DEF_DRV(AMDGPU_SCHED, amdgpu_sched_ioctl, DRM_MASTER),
1763	DRM_IOCTL_DEF_DRV(AMDGPU_BO_LIST, amdgpu_bo_list_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1764	DRM_IOCTL_DEF_DRV(AMDGPU_FENCE_TO_HANDLE, amdgpu_cs_fence_to_handle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1765	/* KMS */
1766	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_MMAP, amdgpu_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1767	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_WAIT_IDLE, amdgpu_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1768	DRM_IOCTL_DEF_DRV(AMDGPU_CS, amdgpu_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1769	DRM_IOCTL_DEF_DRV(AMDGPU_INFO, amdgpu_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1770	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_CS, amdgpu_cs_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1771	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_FENCES, amdgpu_cs_wait_fences_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1772	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_METADATA, amdgpu_gem_metadata_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1773	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_VA, amdgpu_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1774	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_OP, amdgpu_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1775	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_USERPTR, amdgpu_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1776};
1777
1778static const struct drm_driver amdgpu_kms_driver = {
1779	.driver_features =
1780	    DRIVER_ATOMIC |
1781	    DRIVER_GEM |
1782	    DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ |
1783	    DRIVER_SYNCOBJ_TIMELINE,
1784	.open = amdgpu_driver_open_kms,
1785	.postclose = amdgpu_driver_postclose_kms,
1786	.lastclose = amdgpu_driver_lastclose_kms,
1787	.irq_handler = amdgpu_irq_handler,
1788	.ioctls = amdgpu_ioctls_kms,
1789	.num_ioctls = ARRAY_SIZE(amdgpu_ioctls_kms),
 
 
1790	.dumb_create = amdgpu_mode_dumb_create,
1791	.dumb_map_offset = amdgpu_mode_dumb_mmap,
1792	.fops = &amdgpu_driver_kms_fops,
1793	.release = &amdgpu_driver_release_kms,
1794
1795	.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
1796	.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
 
1797	.gem_prime_import = amdgpu_gem_prime_import,
1798	.gem_prime_mmap = drm_gem_prime_mmap,
 
 
1799
1800	.name = DRIVER_NAME,
1801	.desc = DRIVER_DESC,
1802	.date = DRIVER_DATE,
1803	.major = KMS_DRIVER_MAJOR,
1804	.minor = KMS_DRIVER_MINOR,
1805	.patchlevel = KMS_DRIVER_PATCHLEVEL,
1806};
1807
1808static struct pci_error_handlers amdgpu_pci_err_handler = {
1809	.error_detected	= amdgpu_pci_error_detected,
1810	.mmio_enabled	= amdgpu_pci_mmio_enabled,
1811	.slot_reset	= amdgpu_pci_slot_reset,
1812	.resume		= amdgpu_pci_resume,
1813};
1814
1815extern const struct attribute_group amdgpu_vram_mgr_attr_group;
1816extern const struct attribute_group amdgpu_gtt_mgr_attr_group;
1817extern const struct attribute_group amdgpu_vbios_version_attr_group;
1818
1819static const struct attribute_group *amdgpu_sysfs_groups[] = {
1820	&amdgpu_vram_mgr_attr_group,
1821	&amdgpu_gtt_mgr_attr_group,
1822	&amdgpu_vbios_version_attr_group,
1823	NULL,
1824};
1825
1826
1827static struct pci_driver amdgpu_kms_pci_driver = {
1828	.name = DRIVER_NAME,
1829	.id_table = pciidlist,
1830	.probe = amdgpu_pci_probe,
1831	.remove = amdgpu_pci_remove,
1832	.shutdown = amdgpu_pci_shutdown,
1833	.driver.pm = &amdgpu_pm_ops,
1834	.err_handler = &amdgpu_pci_err_handler,
1835	.dev_groups = amdgpu_sysfs_groups,
1836};
1837
 
 
1838static int __init amdgpu_init(void)
1839{
1840	int r;
1841
1842	if (vgacon_text_force()) {
1843		DRM_ERROR("VGACON disables amdgpu kernel modesetting.\n");
1844		return -EINVAL;
1845	}
1846
1847	r = amdgpu_sync_init();
1848	if (r)
1849		goto error_sync;
1850
1851	r = amdgpu_fence_slab_init();
1852	if (r)
1853		goto error_fence;
1854
1855	DRM_INFO("amdgpu kernel modesetting enabled.\n");
 
1856	amdgpu_register_atpx_handler();
1857	amdgpu_acpi_detect();
1858
1859	/* Ignore KFD init failures. Normal when CONFIG_HSA_AMD is not set. */
1860	amdgpu_amdkfd_init();
1861
1862	/* let modprobe override vga console setting */
1863	return pci_register_driver(&amdgpu_kms_pci_driver);
1864
1865error_fence:
1866	amdgpu_sync_fini();
1867
1868error_sync:
1869	return r;
1870}
1871
1872static void __exit amdgpu_exit(void)
1873{
1874	amdgpu_amdkfd_fini();
1875	pci_unregister_driver(&amdgpu_kms_pci_driver);
1876	amdgpu_unregister_atpx_handler();
1877	amdgpu_sync_fini();
1878	amdgpu_fence_slab_fini();
1879	mmu_notifier_synchronize();
1880}
1881
1882module_init(amdgpu_init);
1883module_exit(amdgpu_exit);
1884
1885MODULE_AUTHOR(DRIVER_AUTHOR);
1886MODULE_DESCRIPTION(DRIVER_DESC);
1887MODULE_LICENSE("GPL and additional rights");