drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c

   1 /*
   2  * Copyright 2008 Advanced Micro Devices, Inc.
   3  * Copyright 2008 Red Hat Inc.
   4  * Copyright 2009 Jerome Glisse.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the 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  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22  * OTHER DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors: Dave Airlie
  25  *          Alex Deucher
  26  *          Jerome Glisse
  27  */
  28
  29 #include "amdgpu.h"
  30 #include <drm/amdgpu_drm.h>
  31 #include <drm/drm_drv.h>
  32 #include "amdgpu_uvd.h"
  33 #include "amdgpu_vce.h"
  34 #include "atom.h"
  35
  36 #include <linux/vga_switcheroo.h>
  37 #include <linux/slab.h>
  38 #include <linux/uaccess.h>
  39 #include <linux/pci.h>
  40 #include <linux/pm_runtime.h>
  41 #include "amdgpu_amdkfd.h"
  42 #include "amdgpu_gem.h"
  43 #include "amdgpu_display.h"
  44 #include "amdgpu_ras.h"
  45
  46 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev)
  47 {
  48         struct amdgpu_gpu_instance *gpu_instance;
  49         int i;
  50
  51         mutex_lock(&mgpu_info.mutex);
  52
  53         for (i = 0; i < mgpu_info.num_gpu; i++) {
  54                 gpu_instance = &(mgpu_info.gpu_ins[i]);
  55                 if (gpu_instance->adev == adev) {
  56                         mgpu_info.gpu_ins[i] =
  57                                 mgpu_info.gpu_ins[mgpu_info.num_gpu - 1];
  58                         mgpu_info.num_gpu--;
  59                         if (adev->flags & AMD_IS_APU)
  60                                 mgpu_info.num_apu--;
  61                         else
  62                                 mgpu_info.num_dgpu--;
  63                         break;
  64                 }
  65         }
  66
  67         mutex_unlock(&mgpu_info.mutex);
  68 }
  69
  70 /**
  71  * amdgpu_driver_unload_kms - Main unload function for KMS.
  72  *
  73  * @dev: drm dev pointer
  74  *
  75  * This is the main unload function for KMS (all asics).
  76  * Returns 0 on success.
  77  */
  78 void amdgpu_driver_unload_kms(struct drm_device *dev)
  79 {
  80         struct amdgpu_device *adev = drm_to_adev(dev);
  81
  82         if (adev == NULL)
  83                 return;
  84
  85         amdgpu_unregister_gpu_instance(adev);
  86
  87         if (adev->rmmio == NULL)
  88                 return;
  89
  90         if (adev->runpm) {
  91                 pm_runtime_get_sync(dev->dev);
  92                 pm_runtime_forbid(dev->dev);
  93         }
  94
  95         if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DRV_UNLOAD))
  96                 DRM_WARN("smart shift update failed\n");
  97
  98         amdgpu_acpi_fini(adev);
  99         amdgpu_device_fini_hw(adev);
 100 }
 101
 102 void amdgpu_register_gpu_instance(struct amdgpu_device *adev)
 103 {
 104         struct amdgpu_gpu_instance *gpu_instance;
 105
 106         mutex_lock(&mgpu_info.mutex);
 107
 108         if (mgpu_info.num_gpu >= MAX_GPU_INSTANCE) {
 109                 DRM_ERROR("Cannot register more gpu instance\n");
 110                 mutex_unlock(&mgpu_info.mutex);
 111                 return;
 112         }
 113
 114         gpu_instance = &(mgpu_info.gpu_ins[mgpu_info.num_gpu]);
 115         gpu_instance->adev = adev;
 116         gpu_instance->mgpu_fan_enabled = 0;
 117
 118         mgpu_info.num_gpu++;
 119         if (adev->flags & AMD_IS_APU)
 120                 mgpu_info.num_apu++;
 121         else
 122                 mgpu_info.num_dgpu++;
 123
 124         mutex_unlock(&mgpu_info.mutex);
 125 }
 126
 127 static void amdgpu_get_audio_func(struct amdgpu_device *adev)
 128 {
 129         struct pci_dev *p = NULL;
 130
 131         p = pci_get_domain_bus_and_slot(pci_domain_nr(adev->pdev->bus),
 132                         adev->pdev->bus->number, 1);
 133         if (p) {
 134                 pm_runtime_get_sync(&p->dev);
 135
 136                 pm_runtime_mark_last_busy(&p->dev);
 137                 pm_runtime_put_autosuspend(&p->dev);
 138
 139                 pci_dev_put(p);
 140         }
 141 }
 142
 143 /**
 144  * amdgpu_driver_load_kms - Main load function for KMS.
 145  *
 146  * @adev: pointer to struct amdgpu_device
 147  * @flags: device flags
 148  *
 149  * This is the main load function for KMS (all asics).
 150  * Returns 0 on success, error on failure.
 151  */
 152 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
 153 {
 154         struct drm_device *dev;
 155         struct pci_dev *parent;
 156         int r, acpi_status;
 157
 158         dev = adev_to_drm(adev);
 159
 160         if (amdgpu_has_atpx() &&
 161             (amdgpu_is_atpx_hybrid() ||
 162              amdgpu_has_atpx_dgpu_power_cntl()) &&
 163             ((flags & AMD_IS_APU) == 0) &&
 164             !pci_is_thunderbolt_attached(to_pci_dev(dev->dev)))
 165                 flags |= AMD_IS_PX;
 166
 167         parent = pci_upstream_bridge(adev->pdev);
 168         adev->has_pr3 = parent ? pci_pr3_present(parent) : false;
 169
 170         /* amdgpu_device_init should report only fatal error
 171          * like memory allocation failure or iomapping failure,
 172          * or memory manager initialization failure, it must
 173          * properly initialize the GPU MC controller and permit
 174          * VRAM allocation
 175          */
 176         r = amdgpu_device_init(adev, flags);
 177         if (r) {
 178                 dev_err(dev->dev, "Fatal error during GPU init\n");
 179                 goto out;
 180         }
 181
 182         if (amdgpu_device_supports_px(dev) &&
 183             (amdgpu_runtime_pm != 0)) { /* enable runpm by default for atpx */
 184                 adev->runpm = true;
 185                 dev_info(adev->dev, "Using ATPX for runtime pm\n");
 186         } else if (amdgpu_device_supports_boco(dev) &&
 187                    (amdgpu_runtime_pm != 0)) { /* enable runpm by default for boco */
 188                 adev->runpm = true;
 189                 dev_info(adev->dev, "Using BOCO for runtime pm\n");
 190         } else if (amdgpu_device_supports_baco(dev) &&
 191                    (amdgpu_runtime_pm != 0)) {
 192                 switch (adev->asic_type) {
 193                 case CHIP_VEGA20:
 194                 case CHIP_ARCTURUS:
 195                         /* enable runpm if runpm=1 */
 196                         if (amdgpu_runtime_pm > 0)
 197                                 adev->runpm = true;
 198                         break;
 199                 case CHIP_VEGA10:
 200                         /* turn runpm on if noretry=0 */
 201                         if (!adev->gmc.noretry)
 202                                 adev->runpm = true;
 203                         break;
 204                 default:
 205                         /* enable runpm on CI+ */
 206                         adev->runpm = true;
 207                         break;
 208                 }
 209                 /* XXX: disable runtime pm if we are the primary adapter
 210                  * to avoid displays being re-enabled after DPMS.
 211                  * This needs to be sorted out and fixed properly.
 212                  */
 213                 if (adev->is_fw_fb)
 214                         adev->runpm = false;
 215                 if (adev->runpm)
 216                         dev_info(adev->dev, "Using BACO for runtime pm\n");
 217         }
 218
 219         /* Call ACPI methods: require modeset init
 220          * but failure is not fatal
 221          */
 222
 223         acpi_status = amdgpu_acpi_init(adev);
 224         if (acpi_status)
 225                 dev_dbg(dev->dev, "Error during ACPI methods call\n");
 226
 227         if (adev->runpm) {
 228                 /* only need to skip on ATPX */
 229                 if (amdgpu_device_supports_px(dev))
 230                         dev_pm_set_driver_flags(dev->dev, DPM_FLAG_NO_DIRECT_COMPLETE);
 231                 /* we want direct complete for BOCO */
 232                 if (amdgpu_device_supports_boco(dev))
 233                         dev_pm_set_driver_flags(dev->dev, DPM_FLAG_SMART_PREPARE |
 234                                                 DPM_FLAG_SMART_SUSPEND |
 235                                                 DPM_FLAG_MAY_SKIP_RESUME);
 236                 pm_runtime_use_autosuspend(dev->dev);
 237                 pm_runtime_set_autosuspend_delay(dev->dev, 5000);
 238
 239                 pm_runtime_allow(dev->dev);
 240
 241                 pm_runtime_mark_last_busy(dev->dev);
 242                 pm_runtime_put_autosuspend(dev->dev);
 243
 244                 /*
 245                  * For runpm implemented via BACO, PMFW will handle the
 246                  * timing for BACO in and out:
 247                  *   - put ASIC into BACO state only when both video and
 248                  *     audio functions are in D3 state.
 249                  *   - pull ASIC out of BACO state when either video or
 250                  *     audio function is in D0 state.
 251                  * Also, at startup, PMFW assumes both functions are in
 252                  * D0 state.
 253                  *
 254                  * So if snd driver was loaded prior to amdgpu driver
 255                  * and audio function was put into D3 state, there will
 256                  * be no PMFW-aware D-state transition(D0->D3) on runpm
 257                  * suspend. Thus the BACO will be not correctly kicked in.
 258                  *
 259                  * Via amdgpu_get_audio_func(), the audio dev is put
 260                  * into D0 state. Then there will be a PMFW-aware D-state
 261                  * transition(D0->D3) on runpm suspend.
 262                  */
 263                 if (amdgpu_device_supports_baco(dev) &&
 264                     !(adev->flags & AMD_IS_APU) &&
 265                     (adev->asic_type >= CHIP_NAVI10))
 266                         amdgpu_get_audio_func(adev);
 267         }
 268
 269         if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DRV_LOAD))
 270                 DRM_WARN("smart shift update failed\n");
 271
 272 out:
 273         if (r) {
 274                 /* balance pm_runtime_get_sync in amdgpu_driver_unload_kms */
 275                 if (adev->rmmio && adev->runpm)
 276                         pm_runtime_put_noidle(dev->dev);
 277                 amdgpu_driver_unload_kms(dev);
 278         }
 279
 280         return r;
 281 }
 282
 283 static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
 284                                 struct drm_amdgpu_query_fw *query_fw,
 285                                 struct amdgpu_device *adev)
 286 {
 287         switch (query_fw->fw_type) {
 288         case AMDGPU_INFO_FW_VCE:
 289                 fw_info->ver = adev->vce.fw_version;
 290                 fw_info->feature = adev->vce.fb_version;
 291                 break;
 292         case AMDGPU_INFO_FW_UVD:
 293                 fw_info->ver = adev->uvd.fw_version;
 294                 fw_info->feature = 0;
 295                 break;
 296         case AMDGPU_INFO_FW_VCN:
 297                 fw_info->ver = adev->vcn.fw_version;
 298                 fw_info->feature = 0;
 299                 break;
 300         case AMDGPU_INFO_FW_GMC:
 301                 fw_info->ver = adev->gmc.fw_version;
 302                 fw_info->feature = 0;
 303                 break;
 304         case AMDGPU_INFO_FW_GFX_ME:
 305                 fw_info->ver = adev->gfx.me_fw_version;
 306                 fw_info->feature = adev->gfx.me_feature_version;
 307                 break;
 308         case AMDGPU_INFO_FW_GFX_PFP:
 309                 fw_info->ver = adev->gfx.pfp_fw_version;
 310                 fw_info->feature = adev->gfx.pfp_feature_version;
 311                 break;
 312         case AMDGPU_INFO_FW_GFX_CE:
 313                 fw_info->ver = adev->gfx.ce_fw_version;
 314                 fw_info->feature = adev->gfx.ce_feature_version;
 315                 break;
 316         case AMDGPU_INFO_FW_GFX_RLC:
 317                 fw_info->ver = adev->gfx.rlc_fw_version;
 318                 fw_info->feature = adev->gfx.rlc_feature_version;
 319                 break;
 320         case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL:
 321                 fw_info->ver = adev->gfx.rlc_srlc_fw_version;
 322                 fw_info->feature = adev->gfx.rlc_srlc_feature_version;
 323                 break;
 324         case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM:
 325                 fw_info->ver = adev->gfx.rlc_srlg_fw_version;
 326                 fw_info->feature = adev->gfx.rlc_srlg_feature_version;
 327                 break;
 328         case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM:
 329                 fw_info->ver = adev->gfx.rlc_srls_fw_version;
 330                 fw_info->feature = adev->gfx.rlc_srls_feature_version;
 331                 break;
 332         case AMDGPU_INFO_FW_GFX_MEC:
 333                 if (query_fw->index == 0) {
 334                         fw_info->ver = adev->gfx.mec_fw_version;
 335                         fw_info->feature = adev->gfx.mec_feature_version;
 336                 } else if (query_fw->index == 1) {
 337                         fw_info->ver = adev->gfx.mec2_fw_version;
 338                         fw_info->feature = adev->gfx.mec2_feature_version;
 339                 } else
 340                         return -EINVAL;
 341                 break;
 342         case AMDGPU_INFO_FW_SMC:
 343                 fw_info->ver = adev->pm.fw_version;
 344                 fw_info->feature = 0;
 345                 break;
 346         case AMDGPU_INFO_FW_TA:
 347                 switch (query_fw->index) {
 348                 case TA_FW_TYPE_PSP_XGMI:
 349                         fw_info->ver = adev->psp.xgmi_context.context.bin_desc.fw_version;
 350                         fw_info->feature = adev->psp.xgmi_context.context
 351                                                    .bin_desc.feature_version;
 352                         break;
 353                 case TA_FW_TYPE_PSP_RAS:
 354                         fw_info->ver = adev->psp.ras_context.context.bin_desc.fw_version;
 355                         fw_info->feature = adev->psp.ras_context.context
 356                                                    .bin_desc.feature_version;
 357                         break;
 358                 case TA_FW_TYPE_PSP_HDCP:
 359                         fw_info->ver = adev->psp.hdcp_context.context.bin_desc.fw_version;
 360                         fw_info->feature = adev->psp.hdcp_context.context
 361                                                    .bin_desc.feature_version;
 362                         break;
 363                 case TA_FW_TYPE_PSP_DTM:
 364                         fw_info->ver = adev->psp.dtm_context.context.bin_desc.fw_version;
 365                         fw_info->feature = adev->psp.dtm_context.context
 366                                                    .bin_desc.feature_version;
 367                         break;
 368                 case TA_FW_TYPE_PSP_RAP:
 369                         fw_info->ver = adev->psp.rap_context.context.bin_desc.fw_version;
 370                         fw_info->feature = adev->psp.rap_context.context
 371                                                    .bin_desc.feature_version;
 372                         break;
 373                 case TA_FW_TYPE_PSP_SECUREDISPLAY:
 374                         fw_info->ver = adev->psp.securedisplay_context.context.bin_desc.fw_version;
 375                         fw_info->feature =
 376                                 adev->psp.securedisplay_context.context.bin_desc
 377                                         .feature_version;
 378                         break;
 379                 default:
 380                         return -EINVAL;
 381                 }
 382                 break;
 383         case AMDGPU_INFO_FW_SDMA:
 384                 if (query_fw->index >= adev->sdma.num_instances)
 385                         return -EINVAL;
 386                 fw_info->ver = adev->sdma.instance[query_fw->index].fw_version;
 387                 fw_info->feature = adev->sdma.instance[query_fw->index].feature_version;
 388                 break;
 389         case AMDGPU_INFO_FW_SOS:
 390                 fw_info->ver = adev->psp.sos.fw_version;
 391                 fw_info->feature = adev->psp.sos.feature_version;
 392                 break;
 393         case AMDGPU_INFO_FW_ASD:
 394                 fw_info->ver = adev->psp.asd_context.bin_desc.fw_version;
 395                 fw_info->feature = adev->psp.asd_context.bin_desc.feature_version;
 396                 break;
 397         case AMDGPU_INFO_FW_DMCU:
 398                 fw_info->ver = adev->dm.dmcu_fw_version;
 399                 fw_info->feature = 0;
 400                 break;
 401         case AMDGPU_INFO_FW_DMCUB:
 402                 fw_info->ver = adev->dm.dmcub_fw_version;
 403                 fw_info->feature = 0;
 404                 break;
 405         case AMDGPU_INFO_FW_TOC:
 406                 fw_info->ver = adev->psp.toc.fw_version;
 407                 fw_info->feature = adev->psp.toc.feature_version;
 408                 break;
 409         default:
 410                 return -EINVAL;
 411         }
 412         return 0;
 413 }
 414
 415 static int amdgpu_hw_ip_info(struct amdgpu_device *adev,
 416                              struct drm_amdgpu_info *info,
 417                              struct drm_amdgpu_info_hw_ip *result)
 418 {
 419         uint32_t ib_start_alignment = 0;
 420         uint32_t ib_size_alignment = 0;
 421         enum amd_ip_block_type type;
 422         unsigned int num_rings = 0;
 423         unsigned int i, j;
 424
 425         if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
 426                 return -EINVAL;
 427
 428         switch (info->query_hw_ip.type) {
 429         case AMDGPU_HW_IP_GFX:
 430                 type = AMD_IP_BLOCK_TYPE_GFX;
 431                 for (i = 0; i < adev->gfx.num_gfx_rings; i++)
 432                         if (adev->gfx.gfx_ring[i].sched.ready)
 433                                 ++num_rings;
 434                 ib_start_alignment = 32;
 435                 ib_size_alignment = 32;
 436                 break;
 437         case AMDGPU_HW_IP_COMPUTE:
 438                 type = AMD_IP_BLOCK_TYPE_GFX;
 439                 for (i = 0; i < adev->gfx.num_compute_rings; i++)
 440                         if (adev->gfx.compute_ring[i].sched.ready)
 441                                 ++num_rings;
 442                 ib_start_alignment = 32;
 443                 ib_size_alignment = 32;
 444                 break;
 445         case AMDGPU_HW_IP_DMA:
 446                 type = AMD_IP_BLOCK_TYPE_SDMA;
 447                 for (i = 0; i < adev->sdma.num_instances; i++)
 448                         if (adev->sdma.instance[i].ring.sched.ready)
 449                                 ++num_rings;
 450                 ib_start_alignment = 256;
 451                 ib_size_alignment = 4;
 452                 break;
 453         case AMDGPU_HW_IP_UVD:
 454                 type = AMD_IP_BLOCK_TYPE_UVD;
 455                 for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
 456                         if (adev->uvd.harvest_config & (1 << i))
 457                                 continue;
 458
 459                         if (adev->uvd.inst[i].ring.sched.ready)
 460                                 ++num_rings;
 461                 }
 462                 ib_start_alignment = 64;
 463                 ib_size_alignment = 64;
 464                 break;
 465         case AMDGPU_HW_IP_VCE:
 466                 type = AMD_IP_BLOCK_TYPE_VCE;
 467                 for (i = 0; i < adev->vce.num_rings; i++)
 468                         if (adev->vce.ring[i].sched.ready)
 469                                 ++num_rings;
 470                 ib_start_alignment = 4;
 471                 ib_size_alignment = 1;
 472                 break;
 473         case AMDGPU_HW_IP_UVD_ENC:
 474                 type = AMD_IP_BLOCK_TYPE_UVD;
 475                 for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
 476                         if (adev->uvd.harvest_config & (1 << i))
 477                                 continue;
 478
 479                         for (j = 0; j < adev->uvd.num_enc_rings; j++)
 480                                 if (adev->uvd.inst[i].ring_enc[j].sched.ready)
 481                                         ++num_rings;
 482                 }
 483                 ib_start_alignment = 64;
 484                 ib_size_alignment = 64;
 485                 break;
 486         case AMDGPU_HW_IP_VCN_DEC:
 487                 type = AMD_IP_BLOCK_TYPE_VCN;
 488                 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 489                         if (adev->uvd.harvest_config & (1 << i))
 490                                 continue;
 491
 492                         if (adev->vcn.inst[i].ring_dec.sched.ready)
 493                                 ++num_rings;
 494                 }
 495                 ib_start_alignment = 16;
 496                 ib_size_alignment = 16;
 497                 break;
 498         case AMDGPU_HW_IP_VCN_ENC:
 499                 type = AMD_IP_BLOCK_TYPE_VCN;
 500                 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 501                         if (adev->uvd.harvest_config & (1 << i))
 502                                 continue;
 503
 504                         for (j = 0; j < adev->vcn.num_enc_rings; j++)
 505                                 if (adev->vcn.inst[i].ring_enc[j].sched.ready)
 506                                         ++num_rings;
 507                 }
 508                 ib_start_alignment = 64;
 509                 ib_size_alignment = 1;
 510                 break;
 511         case AMDGPU_HW_IP_VCN_JPEG:
 512                 type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ?
 513                         AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;
 514
 515                 for (i = 0; i < adev->jpeg.num_jpeg_inst; i++) {
 516                         if (adev->jpeg.harvest_config & (1 << i))
 517                                 continue;
 518
 519                         if (adev->jpeg.inst[i].ring_dec.sched.ready)
 520                                 ++num_rings;
 521                 }
 522                 ib_start_alignment = 16;
 523                 ib_size_alignment = 16;
 524                 break;
 525         default:
 526                 return -EINVAL;
 527         }
 528
 529         for (i = 0; i < adev->num_ip_blocks; i++)
 530                 if (adev->ip_blocks[i].version->type == type &&
 531                     adev->ip_blocks[i].status.valid)
 532                         break;
 533
 534         if (i == adev->num_ip_blocks)
 535                 return 0;
 536
 537         num_rings = min(amdgpu_ctx_num_entities[info->query_hw_ip.type],
 538                         num_rings);
 539
 540         result->hw_ip_version_major = adev->ip_blocks[i].version->major;
 541         result->hw_ip_version_minor = adev->ip_blocks[i].version->minor;
 542         result->capabilities_flags = 0;
 543         result->available_rings = (1 << num_rings) - 1;
 544         result->ib_start_alignment = ib_start_alignment;
 545         result->ib_size_alignment = ib_size_alignment;
 546         return 0;
 547 }
 548
 549 /*
 550  * Userspace get information ioctl
 551  */
 552 /**
 553  * amdgpu_info_ioctl - answer a device specific request.
 554  *
 555  * @dev: drm device pointer
 556  * @data: request object
 557  * @filp: drm filp
 558  *
 559  * This function is used to pass device specific parameters to the userspace
 560  * drivers.  Examples include: pci device id, pipeline parms, tiling params,
 561  * etc. (all asics).
 562  * Returns 0 on success, -EINVAL on failure.
 563  */
 564 int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 565 {
 566         struct amdgpu_device *adev = drm_to_adev(dev);
 567         struct drm_amdgpu_info *info = data;
 568         struct amdgpu_mode_info *minfo = &adev->mode_info;
 569         void __user *out = (void __user *)(uintptr_t)info->return_pointer;
 570         uint32_t size = info->return_size;
 571         struct drm_crtc *crtc;
 572         uint32_t ui32 = 0;
 573         uint64_t ui64 = 0;
 574         int i, found;
 575         int ui32_size = sizeof(ui32);
 576
 577         if (!info->return_size || !info->return_pointer)
 578                 return -EINVAL;
 579
 580         switch (info->query) {
 581         case AMDGPU_INFO_ACCEL_WORKING:
 582                 ui32 = adev->accel_working;
 583                 return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
 584         case AMDGPU_INFO_CRTC_FROM_ID:
 585                 for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) {
 586                         crtc = (struct drm_crtc *)minfo->crtcs[i];
 587                         if (crtc && crtc->base.id == info->mode_crtc.id) {
 588                                 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
 589                                 ui32 = amdgpu_crtc->crtc_id;
 590                                 found = 1;
 591                                 break;
 592                         }
 593                 }
 594                 if (!found) {
 595                         DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id);
 596                         return -EINVAL;
 597                 }
 598                 return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
 599         case AMDGPU_INFO_HW_IP_INFO: {
 600                 struct drm_amdgpu_info_hw_ip ip = {};
 601                 int ret;
 602
 603                 ret = amdgpu_hw_ip_info(adev, info, &ip);
 604                 if (ret)
 605                         return ret;
 606
 607                 ret = copy_to_user(out, &ip, min((size_t)size, sizeof(ip)));
 608                 return ret ? -EFAULT : 0;
 609         }
 610         case AMDGPU_INFO_HW_IP_COUNT: {
 611                 enum amd_ip_block_type type;
 612                 uint32_t count = 0;
 613
 614                 switch (info->query_hw_ip.type) {
 615                 case AMDGPU_HW_IP_GFX:
 616                         type = AMD_IP_BLOCK_TYPE_GFX;
 617                         break;
 618                 case AMDGPU_HW_IP_COMPUTE:
 619                         type = AMD_IP_BLOCK_TYPE_GFX;
 620                         break;
 621                 case AMDGPU_HW_IP_DMA:
 622                         type = AMD_IP_BLOCK_TYPE_SDMA;
 623                         break;
 624                 case AMDGPU_HW_IP_UVD:
 625                         type = AMD_IP_BLOCK_TYPE_UVD;
 626                         break;
 627                 case AMDGPU_HW_IP_VCE:
 628                         type = AMD_IP_BLOCK_TYPE_VCE;
 629                         break;
 630                 case AMDGPU_HW_IP_UVD_ENC:
 631                         type = AMD_IP_BLOCK_TYPE_UVD;
 632                         break;
 633                 case AMDGPU_HW_IP_VCN_DEC:
 634                 case AMDGPU_HW_IP_VCN_ENC:
 635                         type = AMD_IP_BLOCK_TYPE_VCN;
 636                         break;
 637                 case AMDGPU_HW_IP_VCN_JPEG:
 638                         type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ?
 639                                 AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;
 640                         break;
 641                 default:
 642                         return -EINVAL;
 643                 }
 644
 645                 for (i = 0; i < adev->num_ip_blocks; i++)
 646                         if (adev->ip_blocks[i].version->type == type &&
 647                             adev->ip_blocks[i].status.valid &&
 648                             count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
 649                                 count++;
 650
 651                 return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
 652         }
 653         case AMDGPU_INFO_TIMESTAMP:
 654                 ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
 655                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 656         case AMDGPU_INFO_FW_VERSION: {
 657                 struct drm_amdgpu_info_firmware fw_info;
 658                 int ret;
 659
 660                 /* We only support one instance of each IP block right now. */
 661                 if (info->query_fw.ip_instance != 0)
 662                         return -EINVAL;
 663
 664                 ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
 665                 if (ret)
 666                         return ret;
 667
 668                 return copy_to_user(out, &fw_info,
 669                                     min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
 670         }
 671         case AMDGPU_INFO_NUM_BYTES_MOVED:
 672                 ui64 = atomic64_read(&adev->num_bytes_moved);
 673                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 674         case AMDGPU_INFO_NUM_EVICTIONS:
 675                 ui64 = atomic64_read(&adev->num_evictions);
 676                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 677         case AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS:
 678                 ui64 = atomic64_read(&adev->num_vram_cpu_page_faults);
 679                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 680         case AMDGPU_INFO_VRAM_USAGE:
 681                 ui64 = amdgpu_vram_mgr_usage(&adev->mman.vram_mgr);
 682                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 683         case AMDGPU_INFO_VIS_VRAM_USAGE:
 684                 ui64 = amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
 685                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 686         case AMDGPU_INFO_GTT_USAGE:
 687                 ui64 = amdgpu_gtt_mgr_usage(&adev->mman.gtt_mgr);
 688                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 689         case AMDGPU_INFO_GDS_CONFIG: {
 690                 struct drm_amdgpu_info_gds gds_info;
 691
 692                 memset(&gds_info, 0, sizeof(gds_info));
 693                 gds_info.compute_partition_size = adev->gds.gds_size;
 694                 gds_info.gds_total_size = adev->gds.gds_size;
 695                 gds_info.gws_per_compute_partition = adev->gds.gws_size;
 696                 gds_info.oa_per_compute_partition = adev->gds.oa_size;
 697                 return copy_to_user(out, &gds_info,
 698                                     min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0;
 699         }
 700         case AMDGPU_INFO_VRAM_GTT: {
 701                 struct drm_amdgpu_info_vram_gtt vram_gtt;
 702
 703                 vram_gtt.vram_size = adev->gmc.real_vram_size -
 704                         atomic64_read(&adev->vram_pin_size) -
 705                         AMDGPU_VM_RESERVED_VRAM;
 706                 vram_gtt.vram_cpu_accessible_size =
 707                         min(adev->gmc.visible_vram_size -
 708                             atomic64_read(&adev->visible_pin_size),
 709                             vram_gtt.vram_size);
 710                 vram_gtt.gtt_size = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)->size;
 711                 vram_gtt.gtt_size *= PAGE_SIZE;
 712                 vram_gtt.gtt_size -= atomic64_read(&adev->gart_pin_size);
 713                 return copy_to_user(out, &vram_gtt,
 714                                     min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
 715         }
 716         case AMDGPU_INFO_MEMORY: {
 717                 struct drm_amdgpu_memory_info mem;
 718                 struct ttm_resource_manager *gtt_man =
 719                         ttm_manager_type(&adev->mman.bdev, TTM_PL_TT);
 720                 memset(&mem, 0, sizeof(mem));
 721                 mem.vram.total_heap_size = adev->gmc.real_vram_size;
 722                 mem.vram.usable_heap_size = adev->gmc.real_vram_size -
 723                         atomic64_read(&adev->vram_pin_size) -
 724                         AMDGPU_VM_RESERVED_VRAM;
 725                 mem.vram.heap_usage =
 726                         amdgpu_vram_mgr_usage(&adev->mman.vram_mgr);
 727                 mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4;
 728
 729                 mem.cpu_accessible_vram.total_heap_size =
 730                         adev->gmc.visible_vram_size;
 731                 mem.cpu_accessible_vram.usable_heap_size =
 732                         min(adev->gmc.visible_vram_size -
 733                             atomic64_read(&adev->visible_pin_size),
 734                             mem.vram.usable_heap_size);
 735                 mem.cpu_accessible_vram.heap_usage =
 736                         amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
 737                 mem.cpu_accessible_vram.max_allocation =
 738                         mem.cpu_accessible_vram.usable_heap_size * 3 / 4;
 739
 740                 mem.gtt.total_heap_size = gtt_man->size;
 741                 mem.gtt.total_heap_size *= PAGE_SIZE;
 742                 mem.gtt.usable_heap_size = mem.gtt.total_heap_size -
 743                         atomic64_read(&adev->gart_pin_size);
 744                 mem.gtt.heap_usage =
 745                         amdgpu_gtt_mgr_usage(&adev->mman.gtt_mgr);
 746                 mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4;
 747
 748                 return copy_to_user(out, &mem,
 749                                     min((size_t)size, sizeof(mem)))
 750                                     ? -EFAULT : 0;
 751         }
 752         case AMDGPU_INFO_READ_MMR_REG: {
 753                 unsigned n, alloc_size;
 754                 uint32_t *regs;
 755                 unsigned se_num = (info->read_mmr_reg.instance >>
 756                                    AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
 757                                   AMDGPU_INFO_MMR_SE_INDEX_MASK;
 758                 unsigned sh_num = (info->read_mmr_reg.instance >>
 759                                    AMDGPU_INFO_MMR_SH_INDEX_SHIFT) &
 760                                   AMDGPU_INFO_MMR_SH_INDEX_MASK;
 761
 762                 /* set full masks if the userspace set all bits
 763                  * in the bitfields */
 764                 if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK)
 765                         se_num = 0xffffffff;
 766                 else if (se_num >= AMDGPU_GFX_MAX_SE)
 767                         return -EINVAL;
 768                 if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK)
 769                         sh_num = 0xffffffff;
 770                 else if (sh_num >= AMDGPU_GFX_MAX_SH_PER_SE)
 771                         return -EINVAL;
 772
 773                 if (info->read_mmr_reg.count > 128)
 774                         return -EINVAL;
 775
 776                 regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
 777                 if (!regs)
 778                         return -ENOMEM;
 779                 alloc_size = info->read_mmr_reg.count * sizeof(*regs);
 780
 781                 amdgpu_gfx_off_ctrl(adev, false);
 782                 for (i = 0; i < info->read_mmr_reg.count; i++) {
 783                         if (amdgpu_asic_read_register(adev, se_num, sh_num,
 784                                                       info->read_mmr_reg.dword_offset + i,
 785                                                       &regs[i])) {
 786                                 DRM_DEBUG_KMS("unallowed offset %#x\n",
 787                                               info->read_mmr_reg.dword_offset + i);
 788                                 kfree(regs);
 789                                 amdgpu_gfx_off_ctrl(adev, true);
 790                                 return -EFAULT;
 791                         }
 792                 }
 793                 amdgpu_gfx_off_ctrl(adev, true);
 794                 n = copy_to_user(out, regs, min(size, alloc_size));
 795                 kfree(regs);
 796                 return n ? -EFAULT : 0;
 797         }
 798         case AMDGPU_INFO_DEV_INFO: {
 799                 struct drm_amdgpu_info_device *dev_info;
 800                 uint64_t vm_size;
 801                 int ret;
 802
 803                 dev_info = kzalloc(sizeof(*dev_info), GFP_KERNEL);
 804                 if (!dev_info)
 805                         return -ENOMEM;
 806
 807                 dev_info->device_id = adev->pdev->device;
 808                 dev_info->chip_rev = adev->rev_id;
 809                 dev_info->external_rev = adev->external_rev_id;
 810                 dev_info->pci_rev = adev->pdev->revision;
 811                 dev_info->family = adev->family;
 812                 dev_info->num_shader_engines = adev->gfx.config.max_shader_engines;
 813                 dev_info->num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
 814                 /* return all clocks in KHz */
 815                 dev_info->gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10;
 816                 if (adev->pm.dpm_enabled) {
 817                         dev_info->max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10;
 818                         dev_info->max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10;
 819                 } else {
 820                         dev_info->max_engine_clock = adev->clock.default_sclk * 10;
 821                         dev_info->max_memory_clock = adev->clock.default_mclk * 10;
 822                 }
 823                 dev_info->enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
 824                 dev_info->num_rb_pipes = adev->gfx.config.max_backends_per_se *
 825                         adev->gfx.config.max_shader_engines;
 826                 dev_info->num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
 827                 dev_info->_pad = 0;
 828                 dev_info->ids_flags = 0;
 829                 if (adev->flags & AMD_IS_APU)
 830                         dev_info->ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
 831                 if (amdgpu_mcbp || amdgpu_sriov_vf(adev))
 832                         dev_info->ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
 833                 if (amdgpu_is_tmz(adev))
 834                         dev_info->ids_flags |= AMDGPU_IDS_FLAGS_TMZ;
 835
 836                 vm_size = adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
 837                 vm_size -= AMDGPU_VA_RESERVED_SIZE;
 838
 839                 /* Older VCE FW versions are buggy and can handle only 40bits */
 840                 if (adev->vce.fw_version &&
 841                     adev->vce.fw_version < AMDGPU_VCE_FW_53_45)
 842                         vm_size = min(vm_size, 1ULL << 40);
 843
 844                 dev_info->virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
 845                 dev_info->virtual_address_max =
 846                         min(vm_size, AMDGPU_GMC_HOLE_START);
 847
 848                 if (vm_size > AMDGPU_GMC_HOLE_START) {
 849                         dev_info->high_va_offset = AMDGPU_GMC_HOLE_END;
 850                         dev_info->high_va_max = AMDGPU_GMC_HOLE_END | vm_size;
 851                 }
 852                 dev_info->virtual_address_alignment = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
 853                 dev_info->pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE;
 854                 dev_info->gart_page_size = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
 855                 dev_info->cu_active_number = adev->gfx.cu_info.number;
 856                 dev_info->cu_ao_mask = adev->gfx.cu_info.ao_cu_mask;
 857                 dev_info->ce_ram_size = adev->gfx.ce_ram_size;
 858                 memcpy(&dev_info->cu_ao_bitmap[0], &adev->gfx.cu_info.ao_cu_bitmap[0],
 859                        sizeof(adev->gfx.cu_info.ao_cu_bitmap));
 860                 memcpy(&dev_info->cu_bitmap[0], &adev->gfx.cu_info.bitmap[0],
 861                        sizeof(adev->gfx.cu_info.bitmap));
 862                 dev_info->vram_type = adev->gmc.vram_type;
 863                 dev_info->vram_bit_width = adev->gmc.vram_width;
 864                 dev_info->vce_harvest_config = adev->vce.harvest_config;
 865                 dev_info->gc_double_offchip_lds_buf =
 866                         adev->gfx.config.double_offchip_lds_buf;
 867                 dev_info->wave_front_size = adev->gfx.cu_info.wave_front_size;
 868                 dev_info->num_shader_visible_vgprs = adev->gfx.config.max_gprs;
 869                 dev_info->num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
 870                 dev_info->num_tcc_blocks = adev->gfx.config.max_texture_channel_caches;
 871                 dev_info->gs_vgt_table_depth = adev->gfx.config.gs_vgt_table_depth;
 872                 dev_info->gs_prim_buffer_depth = adev->gfx.config.gs_prim_buffer_depth;
 873                 dev_info->max_gs_waves_per_vgt = adev->gfx.config.max_gs_threads;
 874
 875                 if (adev->family >= AMDGPU_FAMILY_NV)
 876                         dev_info->pa_sc_tile_steering_override =
 877                                 adev->gfx.config.pa_sc_tile_steering_override;
 878
 879                 dev_info->tcc_disabled_mask = adev->gfx.config.tcc_disabled_mask;
 880
 881                 ret = copy_to_user(out, dev_info,
 882                                    min((size_t)size, sizeof(*dev_info))) ? -EFAULT : 0;
 883                 kfree(dev_info);
 884                 return ret;
 885         }
 886         case AMDGPU_INFO_VCE_CLOCK_TABLE: {
 887                 unsigned i;
 888                 struct drm_amdgpu_info_vce_clock_table vce_clk_table = {};
 889                 struct amd_vce_state *vce_state;
 890
 891                 for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) {
 892                         vce_state = amdgpu_dpm_get_vce_clock_state(adev, i);
 893                         if (vce_state) {
 894                                 vce_clk_table.entries[i].sclk = vce_state->sclk;
 895                                 vce_clk_table.entries[i].mclk = vce_state->mclk;
 896                                 vce_clk_table.entries[i].eclk = vce_state->evclk;
 897                                 vce_clk_table.num_valid_entries++;
 898                         }
 899                 }
 900
 901                 return copy_to_user(out, &vce_clk_table,
 902                                     min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0;
 903         }
 904         case AMDGPU_INFO_VBIOS: {
 905                 uint32_t bios_size = adev->bios_size;
 906
 907                 switch (info->vbios_info.type) {
 908                 case AMDGPU_INFO_VBIOS_SIZE:
 909                         return copy_to_user(out, &bios_size,
 910                                         min((size_t)size, sizeof(bios_size)))
 911                                         ? -EFAULT : 0;
 912                 case AMDGPU_INFO_VBIOS_IMAGE: {
 913                         uint8_t *bios;
 914                         uint32_t bios_offset = info->vbios_info.offset;
 915
 916                         if (bios_offset >= bios_size)
 917                                 return -EINVAL;
 918
 919                         bios = adev->bios + bios_offset;
 920                         return copy_to_user(out, bios,
 921                                             min((size_t)size, (size_t)(bios_size - bios_offset)))
 922                                         ? -EFAULT : 0;
 923                 }
 924                 case AMDGPU_INFO_VBIOS_INFO: {
 925                         struct drm_amdgpu_info_vbios vbios_info = {};
 926                         struct atom_context *atom_context;
 927
 928                         atom_context = adev->mode_info.atom_context;
 929                         memcpy(vbios_info.name, atom_context->name, sizeof(atom_context->name));
 930                         memcpy(vbios_info.vbios_pn, atom_context->vbios_pn, sizeof(atom_context->vbios_pn));
 931                         vbios_info.version = atom_context->version;
 932                         memcpy(vbios_info.vbios_ver_str, atom_context->vbios_ver_str,
 933                                                 sizeof(atom_context->vbios_ver_str));
 934                         memcpy(vbios_info.date, atom_context->date, sizeof(atom_context->date));
 935
 936                         return copy_to_user(out, &vbios_info,
 937                                                 min((size_t)size, sizeof(vbios_info))) ? -EFAULT : 0;
 938                 }
 939                 default:
 940                         DRM_DEBUG_KMS("Invalid request %d\n",
 941                                         info->vbios_info.type);
 942                         return -EINVAL;
 943                 }
 944         }
 945         case AMDGPU_INFO_NUM_HANDLES: {
 946                 struct drm_amdgpu_info_num_handles handle;
 947
 948                 switch (info->query_hw_ip.type) {
 949                 case AMDGPU_HW_IP_UVD:
 950                         /* Starting Polaris, we support unlimited UVD handles */
 951                         if (adev->asic_type < CHIP_POLARIS10) {
 952                                 handle.uvd_max_handles = adev->uvd.max_handles;
 953                                 handle.uvd_used_handles = amdgpu_uvd_used_handles(adev);
 954
 955                                 return copy_to_user(out, &handle,
 956                                         min((size_t)size, sizeof(handle))) ? -EFAULT : 0;
 957                         } else {
 958                                 return -ENODATA;
 959                         }
 960
 961                         break;
 962                 default:
 963                         return -EINVAL;
 964                 }
 965         }
 966         case AMDGPU_INFO_SENSOR: {
 967                 if (!adev->pm.dpm_enabled)
 968                         return -ENOENT;
 969
 970                 switch (info->sensor_info.type) {
 971                 case AMDGPU_INFO_SENSOR_GFX_SCLK:
 972                         /* get sclk in Mhz */
 973                         if (amdgpu_dpm_read_sensor(adev,
 974                                                    AMDGPU_PP_SENSOR_GFX_SCLK,
 975                                                    (void *)&ui32, &ui32_size)) {
 976                                 return -EINVAL;
 977                         }
 978                         ui32 /= 100;
 979                         break;
 980                 case AMDGPU_INFO_SENSOR_GFX_MCLK:
 981                         /* get mclk in Mhz */
 982                         if (amdgpu_dpm_read_sensor(adev,
 983                                                    AMDGPU_PP_SENSOR_GFX_MCLK,
 984                                                    (void *)&ui32, &ui32_size)) {
 985                                 return -EINVAL;
 986                         }
 987                         ui32 /= 100;
 988                         break;
 989                 case AMDGPU_INFO_SENSOR_GPU_TEMP:
 990                         /* get temperature in millidegrees C */
 991                         if (amdgpu_dpm_read_sensor(adev,
 992                                                    AMDGPU_PP_SENSOR_GPU_TEMP,
 993                                                    (void *)&ui32, &ui32_size)) {
 994                                 return -EINVAL;
 995                         }
 996                         break;
 997                 case AMDGPU_INFO_SENSOR_GPU_LOAD:
 998                         /* get GPU load */
 999                         if (amdgpu_dpm_read_sensor(adev,
1000                                                    AMDGPU_PP_SENSOR_GPU_LOAD,
1001                                                    (void *)&ui32, &ui32_size)) {
1002                                 return -EINVAL;
1003                         }
1004                         break;
1005                 case AMDGPU_INFO_SENSOR_GPU_AVG_POWER:
1006                         /* get average GPU power */
1007                         if (amdgpu_dpm_read_sensor(adev,
1008                                                    AMDGPU_PP_SENSOR_GPU_POWER,
1009                                                    (void *)&ui32, &ui32_size)) {
1010                                 return -EINVAL;
1011                         }
1012                         ui32 >>= 8;
1013                         break;
1014                 case AMDGPU_INFO_SENSOR_VDDNB:
1015                         /* get VDDNB in millivolts */
1016                         if (amdgpu_dpm_read_sensor(adev,
1017                                                    AMDGPU_PP_SENSOR_VDDNB,
1018                                                    (void *)&ui32, &ui32_size)) {
1019                                 return -EINVAL;
1020                         }
1021                         break;
1022                 case AMDGPU_INFO_SENSOR_VDDGFX:
1023                         /* get VDDGFX in millivolts */
1024                         if (amdgpu_dpm_read_sensor(adev,
1025                                                    AMDGPU_PP_SENSOR_VDDGFX,
1026                                                    (void *)&ui32, &ui32_size)) {
1027                                 return -EINVAL;
1028                         }
1029                         break;
1030                 case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_SCLK:
1031                         /* get stable pstate sclk in Mhz */
1032                         if (amdgpu_dpm_read_sensor(adev,
1033                                                    AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK,
1034                                                    (void *)&ui32, &ui32_size)) {
1035                                 return -EINVAL;
1036                         }
1037                         ui32 /= 100;
1038                         break;
1039                 case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_MCLK:
1040                         /* get stable pstate mclk in Mhz */
1041                         if (amdgpu_dpm_read_sensor(adev,
1042                                                    AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK,
1043                                                    (void *)&ui32, &ui32_size)) {
1044                                 return -EINVAL;
1045                         }
1046                         ui32 /= 100;
1047                         break;
1048                 default:
1049                         DRM_DEBUG_KMS("Invalid request %d\n",
1050                                       info->sensor_info.type);
1051                         return -EINVAL;
1052                 }
1053                 return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
1054         }
1055         case AMDGPU_INFO_VRAM_LOST_COUNTER:
1056                 ui32 = atomic_read(&adev->vram_lost_counter);
1057                 return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
1058         case AMDGPU_INFO_RAS_ENABLED_FEATURES: {
1059                 struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
1060                 uint64_t ras_mask;
1061
1062                 if (!ras)
1063                         return -EINVAL;
1064                 ras_mask = (uint64_t)adev->ras_enabled << 32 | ras->features;
1065
1066                 return copy_to_user(out, &ras_mask,
1067                                 min_t(u64, size, sizeof(ras_mask))) ?
1068                         -EFAULT : 0;
1069         }
1070         case AMDGPU_INFO_VIDEO_CAPS: {
1071                 const struct amdgpu_video_codecs *codecs;
1072                 struct drm_amdgpu_info_video_caps *caps;
1073                 int r;
1074
1075                 switch (info->video_cap.type) {
1076                 case AMDGPU_INFO_VIDEO_CAPS_DECODE:
1077                         r = amdgpu_asic_query_video_codecs(adev, false, &codecs);
1078                         if (r)
1079                                 return -EINVAL;
1080                         break;
1081                 case AMDGPU_INFO_VIDEO_CAPS_ENCODE:
1082                         r = amdgpu_asic_query_video_codecs(adev, true, &codecs);
1083                         if (r)
1084                                 return -EINVAL;
1085                         break;
1086                 default:
1087                         DRM_DEBUG_KMS("Invalid request %d\n",
1088                                       info->video_cap.type);
1089                         return -EINVAL;
1090                 }
1091
1092                 caps = kzalloc(sizeof(*caps), GFP_KERNEL);
1093                 if (!caps)
1094                         return -ENOMEM;
1095
1096                 for (i = 0; i < codecs->codec_count; i++) {
1097                         int idx = codecs->codec_array[i].codec_type;
1098
1099                         switch (idx) {
1100                         case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2:
1101                         case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4:
1102                         case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1:
1103                         case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC:
1104                         case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC:
1105                         case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG:
1106                         case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9:
1107                         case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1:
1108                                 caps->codec_info[idx].valid = 1;
1109                                 caps->codec_info[idx].max_width =
1110                                         codecs->codec_array[i].max_width;
1111                                 caps->codec_info[idx].max_height =
1112                                         codecs->codec_array[i].max_height;
1113                                 caps->codec_info[idx].max_pixels_per_frame =
1114                                         codecs->codec_array[i].max_pixels_per_frame;
1115                                 caps->codec_info[idx].max_level =
1116                                         codecs->codec_array[i].max_level;
1117                                 break;
1118                         default:
1119                                 break;
1120                         }
1121                 }
1122                 r = copy_to_user(out, caps,
1123                                  min((size_t)size, sizeof(*caps))) ? -EFAULT : 0;
1124                 kfree(caps);
1125                 return r;
1126         }
1127         default:
1128                 DRM_DEBUG_KMS("Invalid request %d\n", info->query);
1129                 return -EINVAL;
1130         }
1131         return 0;
1132 }
1133
1134
1135 /*
1136  * Outdated mess for old drm with Xorg being in charge (void function now).
1137  */
1138 /**
1139  * amdgpu_driver_lastclose_kms - drm callback for last close
1140  *
1141  * @dev: drm dev pointer
1142  *
1143  * Switch vga_switcheroo state after last close (all asics).
1144  */
1145 void amdgpu_driver_lastclose_kms(struct drm_device *dev)
1146 {
1147         drm_fb_helper_lastclose(dev);
1148         vga_switcheroo_process_delayed_switch();
1149 }
1150
1151 /**
1152  * amdgpu_driver_open_kms - drm callback for open
1153  *
1154  * @dev: drm dev pointer
1155  * @file_priv: drm file
1156  *
1157  * On device open, init vm on cayman+ (all asics).
1158  * Returns 0 on success, error on failure.
1159  */
1160 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
1161 {
1162         struct amdgpu_device *adev = drm_to_adev(dev);
1163         struct amdgpu_fpriv *fpriv;
1164         int r, pasid;
1165
1166         /* Ensure IB tests are run on ring */
1167         flush_delayed_work(&adev->delayed_init_work);
1168
1169
1170         if (amdgpu_ras_intr_triggered()) {
1171                 DRM_ERROR("RAS Intr triggered, device disabled!!");
1172                 return -EHWPOISON;
1173         }
1174
1175         file_priv->driver_priv = NULL;
1176
1177         r = pm_runtime_get_sync(dev->dev);
1178         if (r < 0)
1179                 goto pm_put;
1180
1181         fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
1182         if (unlikely(!fpriv)) {
1183                 r = -ENOMEM;
1184                 goto out_suspend;
1185         }
1186
1187         pasid = amdgpu_pasid_alloc(16);
1188         if (pasid < 0) {
1189                 dev_warn(adev->dev, "No more PASIDs available!");
1190                 pasid = 0;
1191         }
1192
1193         r = amdgpu_vm_init(adev, &fpriv->vm);
1194         if (r)
1195                 goto error_pasid;
1196
1197         r = amdgpu_vm_set_pasid(adev, &fpriv->vm, pasid);
1198         if (r)
1199                 goto error_vm;
1200
1201         fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL);
1202         if (!fpriv->prt_va) {
1203                 r = -ENOMEM;
1204                 goto error_vm;
1205         }
1206
1207         if (amdgpu_mcbp || amdgpu_sriov_vf(adev)) {
1208                 uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK;
1209
1210                 r = amdgpu_map_static_csa(adev, &fpriv->vm, adev->virt.csa_obj,
1211                                                 &fpriv->csa_va, csa_addr, AMDGPU_CSA_SIZE);
1212                 if (r)
1213                         goto error_vm;
1214         }
1215
1216         mutex_init(&fpriv->bo_list_lock);
1217         idr_init(&fpriv->bo_list_handles);
1218
1219         amdgpu_ctx_mgr_init(&fpriv->ctx_mgr);
1220
1221         file_priv->driver_priv = fpriv;
1222         goto out_suspend;
1223
1224 error_vm:
1225         amdgpu_vm_fini(adev, &fpriv->vm);
1226
1227 error_pasid:
1228         if (pasid) {
1229                 amdgpu_pasid_free(pasid);
1230                 amdgpu_vm_set_pasid(adev, &fpriv->vm, 0);
1231         }
1232
1233         kfree(fpriv);
1234
1235 out_suspend:
1236         pm_runtime_mark_last_busy(dev->dev);
1237 pm_put:
1238         pm_runtime_put_autosuspend(dev->dev);
1239
1240         return r;
1241 }
1242
1243 /**
1244  * amdgpu_driver_postclose_kms - drm callback for post close
1245  *
1246  * @dev: drm dev pointer
1247  * @file_priv: drm file
1248  *
1249  * On device post close, tear down vm on cayman+ (all asics).
1250  */
1251 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1252                                  struct drm_file *file_priv)
1253 {
1254         struct amdgpu_device *adev = drm_to_adev(dev);
1255         struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
1256         struct amdgpu_bo_list *list;
1257         struct amdgpu_bo *pd;
1258         u32 pasid;
1259         int handle;
1260
1261         if (!fpriv)
1262                 return;
1263
1264         pm_runtime_get_sync(dev->dev);
1265
1266         if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_UVD) != NULL)
1267                 amdgpu_uvd_free_handles(adev, file_priv);
1268         if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_VCE) != NULL)
1269                 amdgpu_vce_free_handles(adev, file_priv);
1270
1271         amdgpu_vm_bo_rmv(adev, fpriv->prt_va);
1272
1273         if (amdgpu_mcbp || amdgpu_sriov_vf(adev)) {
1274                 /* TODO: how to handle reserve failure */
1275                 BUG_ON(amdgpu_bo_reserve(adev->virt.csa_obj, true));
1276                 amdgpu_vm_bo_rmv(adev, fpriv->csa_va);
1277                 fpriv->csa_va = NULL;
1278                 amdgpu_bo_unreserve(adev->virt.csa_obj);
1279         }
1280
1281         pasid = fpriv->vm.pasid;
1282         pd = amdgpu_bo_ref(fpriv->vm.root.bo);
1283
1284         amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
1285         amdgpu_vm_fini(adev, &fpriv->vm);
1286
1287         if (pasid)
1288                 amdgpu_pasid_free_delayed(pd->tbo.base.resv, pasid);
1289         amdgpu_bo_unref(&pd);
1290
1291         idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
1292                 amdgpu_bo_list_put(list);
1293
1294         idr_destroy(&fpriv->bo_list_handles);
1295         mutex_destroy(&fpriv->bo_list_lock);
1296
1297         kfree(fpriv);
1298         file_priv->driver_priv = NULL;
1299
1300         pm_runtime_mark_last_busy(dev->dev);
1301         pm_runtime_put_autosuspend(dev->dev);
1302 }
1303
1304
1305 void amdgpu_driver_release_kms(struct drm_device *dev)
1306 {
1307         struct amdgpu_device *adev = drm_to_adev(dev);
1308
1309         amdgpu_device_fini_sw(adev);
1310         pci_set_drvdata(adev->pdev, NULL);
1311 }
1312
1313 /*
1314  * VBlank related functions.
1315  */
1316 /**
1317  * amdgpu_get_vblank_counter_kms - get frame count
1318  *
1319  * @crtc: crtc to get the frame count from
1320  *
1321  * Gets the frame count on the requested crtc (all asics).
1322  * Returns frame count on success, -EINVAL on failure.
1323  */
1324 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc)
1325 {
1326         struct drm_device *dev = crtc->dev;
1327         unsigned int pipe = crtc->index;
1328         struct amdgpu_device *adev = drm_to_adev(dev);
1329         int vpos, hpos, stat;
1330         u32 count;
1331
1332         if (pipe >= adev->mode_info.num_crtc) {
1333                 DRM_ERROR("Invalid crtc %u\n", pipe);
1334                 return -EINVAL;
1335         }
1336
1337         /* The hw increments its frame counter at start of vsync, not at start
1338          * of vblank, as is required by DRM core vblank counter handling.
1339          * Cook the hw count here to make it appear to the caller as if it
1340          * incremented at start of vblank. We measure distance to start of
1341          * vblank in vpos. vpos therefore will be >= 0 between start of vblank
1342          * and start of vsync, so vpos >= 0 means to bump the hw frame counter
1343          * result by 1 to give the proper appearance to caller.
1344          */
1345         if (adev->mode_info.crtcs[pipe]) {
1346                 /* Repeat readout if needed to provide stable result if
1347                  * we cross start of vsync during the queries.
1348                  */
1349                 do {
1350                         count = amdgpu_display_vblank_get_counter(adev, pipe);
1351                         /* Ask amdgpu_display_get_crtc_scanoutpos to return
1352                          * vpos as distance to start of vblank, instead of
1353                          * regular vertical scanout pos.
1354                          */
1355                         stat = amdgpu_display_get_crtc_scanoutpos(
1356                                 dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
1357                                 &vpos, &hpos, NULL, NULL,
1358                                 &adev->mode_info.crtcs[pipe]->base.hwmode);
1359                 } while (count != amdgpu_display_vblank_get_counter(adev, pipe));
1360
1361                 if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
1362                     (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
1363                         DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
1364                 } else {
1365                         DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
1366                                       pipe, vpos);
1367
1368                         /* Bump counter if we are at >= leading edge of vblank,
1369                          * but before vsync where vpos would turn negative and
1370                          * the hw counter really increments.
1371                          */
1372                         if (vpos >= 0)
1373                                 count++;
1374                 }
1375         } else {
1376                 /* Fallback to use value as is. */
1377                 count = amdgpu_display_vblank_get_counter(adev, pipe);
1378                 DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
1379         }
1380
1381         return count;
1382 }
1383
1384 /**
1385  * amdgpu_enable_vblank_kms - enable vblank interrupt
1386  *
1387  * @crtc: crtc to enable vblank interrupt for
1388  *
1389  * Enable the interrupt on the requested crtc (all asics).
1390  * Returns 0 on success, -EINVAL on failure.
1391  */
1392 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc)
1393 {
1394         struct drm_device *dev = crtc->dev;
1395         unsigned int pipe = crtc->index;
1396         struct amdgpu_device *adev = drm_to_adev(dev);
1397         int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);
1398
1399         return amdgpu_irq_get(adev, &adev->crtc_irq, idx);
1400 }
1401
1402 /**
1403  * amdgpu_disable_vblank_kms - disable vblank interrupt
1404  *
1405  * @crtc: crtc to disable vblank interrupt for
1406  *
1407  * Disable the interrupt on the requested crtc (all asics).
1408  */
1409 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc)
1410 {
1411         struct drm_device *dev = crtc->dev;
1412         unsigned int pipe = crtc->index;
1413         struct amdgpu_device *adev = drm_to_adev(dev);
1414         int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);
1415
1416         amdgpu_irq_put(adev, &adev->crtc_irq, idx);
1417 }
1418
1419 /*
1420  * Debugfs info
1421  */
1422 #if defined(CONFIG_DEBUG_FS)
1423
1424 static int amdgpu_debugfs_firmware_info_show(struct seq_file *m, void *unused)
1425 {
1426         struct amdgpu_device *adev = (struct amdgpu_device *)m->private;
1427         struct drm_amdgpu_info_firmware fw_info;
1428         struct drm_amdgpu_query_fw query_fw;
1429         struct atom_context *ctx = adev->mode_info.atom_context;
1430         uint8_t smu_minor, smu_debug;
1431         uint16_t smu_major;
1432         int ret, i;
1433
1434         static const char *ta_fw_name[TA_FW_TYPE_MAX_INDEX] = {
1435 #define TA_FW_NAME(type) [TA_FW_TYPE_PSP_##type] = #type
1436                 TA_FW_NAME(XGMI),
1437                 TA_FW_NAME(RAS),
1438                 TA_FW_NAME(HDCP),
1439                 TA_FW_NAME(DTM),
1440                 TA_FW_NAME(RAP),
1441                 TA_FW_NAME(SECUREDISPLAY),
1442 #undef TA_FW_NAME
1443         };
1444
1445         /* VCE */
1446         query_fw.fw_type = AMDGPU_INFO_FW_VCE;
1447         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1448         if (ret)
1449                 return ret;
1450         seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n",
1451                    fw_info.feature, fw_info.ver);
1452
1453         /* UVD */
1454         query_fw.fw_type = AMDGPU_INFO_FW_UVD;
1455         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1456         if (ret)
1457                 return ret;
1458         seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n",
1459                    fw_info.feature, fw_info.ver);
1460
1461         /* GMC */
1462         query_fw.fw_type = AMDGPU_INFO_FW_GMC;
1463         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1464         if (ret)
1465                 return ret;
1466         seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n",
1467                    fw_info.feature, fw_info.ver);
1468
1469         /* ME */
1470         query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME;
1471         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1472         if (ret)
1473                 return ret;
1474         seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n",
1475                    fw_info.feature, fw_info.ver);
1476
1477         /* PFP */
1478         query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP;
1479         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1480         if (ret)
1481                 return ret;
1482         seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n",
1483                    fw_info.feature, fw_info.ver);
1484
1485         /* CE */
1486         query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE;
1487         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1488         if (ret)
1489                 return ret;
1490         seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n",
1491                    fw_info.feature, fw_info.ver);
1492
1493         /* RLC */
1494         query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC;
1495         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1496         if (ret)
1497                 return ret;
1498         seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n",
1499                    fw_info.feature, fw_info.ver);
1500
1501         /* RLC SAVE RESTORE LIST CNTL */
1502         query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL;
1503         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1504         if (ret)
1505                 return ret;
1506         seq_printf(m, "RLC SRLC feature version: %u, firmware version: 0x%08x\n",
1507                    fw_info.feature, fw_info.ver);
1508
1509         /* RLC SAVE RESTORE LIST GPM MEM */
1510         query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM;
1511         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1512         if (ret)
1513                 return ret;
1514         seq_printf(m, "RLC SRLG feature version: %u, firmware version: 0x%08x\n",
1515                    fw_info.feature, fw_info.ver);
1516
1517         /* RLC SAVE RESTORE LIST SRM MEM */
1518         query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM;
1519         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1520         if (ret)
1521                 return ret;
1522         seq_printf(m, "RLC SRLS feature version: %u, firmware version: 0x%08x\n",
1523                    fw_info.feature, fw_info.ver);
1524
1525         /* MEC */
1526         query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC;
1527         query_fw.index = 0;
1528         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1529         if (ret)
1530                 return ret;
1531         seq_printf(m, "MEC feature version: %u, firmware version: 0x%08x\n",
1532                    fw_info.feature, fw_info.ver);
1533
1534         /* MEC2 */
1535         if (adev->gfx.mec2_fw) {
1536                 query_fw.index = 1;
1537                 ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1538                 if (ret)
1539                         return ret;
1540                 seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n",
1541                            fw_info.feature, fw_info.ver);
1542         }
1543
1544         /* PSP SOS */
1545         query_fw.fw_type = AMDGPU_INFO_FW_SOS;
1546         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1547         if (ret)
1548                 return ret;
1549         seq_printf(m, "SOS feature version: %u, firmware version: 0x%08x\n",
1550                    fw_info.feature, fw_info.ver);
1551
1552
1553         /* PSP ASD */
1554         query_fw.fw_type = AMDGPU_INFO_FW_ASD;
1555         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1556         if (ret)
1557                 return ret;
1558         seq_printf(m, "ASD feature version: %u, firmware version: 0x%08x\n",
1559                    fw_info.feature, fw_info.ver);
1560
1561         query_fw.fw_type = AMDGPU_INFO_FW_TA;
1562         for (i = TA_FW_TYPE_PSP_XGMI; i < TA_FW_TYPE_MAX_INDEX; i++) {
1563                 query_fw.index = i;
1564                 ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1565                 if (ret)
1566                         continue;
1567
1568                 seq_printf(m, "TA %s feature version: 0x%08x, firmware version: 0x%08x\n",
1569                            ta_fw_name[i], fw_info.feature, fw_info.ver);
1570         }
1571
1572         /* SMC */
1573         query_fw.fw_type = AMDGPU_INFO_FW_SMC;
1574         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1575         if (ret)
1576                 return ret;
1577         smu_major = (fw_info.ver >> 16) & 0xffff;
1578         smu_minor = (fw_info.ver >> 8) & 0xff;
1579         smu_debug = (fw_info.ver >> 0) & 0xff;
1580         seq_printf(m, "SMC feature version: %u, firmware version: 0x%08x (%d.%d.%d)\n",
1581                    fw_info.feature, fw_info.ver, smu_major, smu_minor, smu_debug);
1582
1583         /* SDMA */
1584         query_fw.fw_type = AMDGPU_INFO_FW_SDMA;
1585         for (i = 0; i < adev->sdma.num_instances; i++) {
1586                 query_fw.index = i;
1587                 ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1588                 if (ret)
1589                         return ret;
1590                 seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n",
1591                            i, fw_info.feature, fw_info.ver);
1592         }
1593
1594         /* VCN */
1595         query_fw.fw_type = AMDGPU_INFO_FW_VCN;
1596         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1597         if (ret)
1598                 return ret;
1599         seq_printf(m, "VCN feature version: %u, firmware version: 0x%08x\n",
1600                    fw_info.feature, fw_info.ver);
1601
1602         /* DMCU */
1603         query_fw.fw_type = AMDGPU_INFO_FW_DMCU;
1604         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1605         if (ret)
1606                 return ret;
1607         seq_printf(m, "DMCU feature version: %u, firmware version: 0x%08x\n",
1608                    fw_info.feature, fw_info.ver);
1609
1610         /* DMCUB */
1611         query_fw.fw_type = AMDGPU_INFO_FW_DMCUB;
1612         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1613         if (ret)
1614                 return ret;
1615         seq_printf(m, "DMCUB feature version: %u, firmware version: 0x%08x\n",
1616                    fw_info.feature, fw_info.ver);
1617
1618         /* TOC */
1619         query_fw.fw_type = AMDGPU_INFO_FW_TOC;
1620         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1621         if (ret)
1622                 return ret;
1623         seq_printf(m, "TOC feature version: %u, firmware version: 0x%08x\n",
1624                    fw_info.feature, fw_info.ver);
1625
1626         seq_printf(m, "VBIOS version: %s\n", ctx->vbios_version);
1627
1628         return 0;
1629 }
1630
1631 DEFINE_SHOW_ATTRIBUTE(amdgpu_debugfs_firmware_info);
1632
1633 #endif
1634
1635 void amdgpu_debugfs_firmware_init(struct amdgpu_device *adev)
1636 {
1637 #if defined(CONFIG_DEBUG_FS)
1638         struct drm_minor *minor = adev_to_drm(adev)->primary;
1639         struct dentry *root = minor->debugfs_root;
1640
1641         debugfs_create_file("amdgpu_firmware_info", 0444, root,
1642                             adev, &amdgpu_debugfs_firmware_info_fops);
1643
1644 #endif
1645 }