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 #include <drm/drmP.h>
  29 #include "amdgpu.h"
  30 #include <drm/amdgpu_drm.h>
  31 #include "amdgpu_uvd.h"
  32 #include "amdgpu_vce.h"
  33
  34 #include <linux/vga_switcheroo.h>
  35 #include <linux/slab.h>
  36 #include <linux/pm_runtime.h>
  37 #include "amdgpu_amdkfd.h"
  38
  39 /**
  40  * amdgpu_driver_unload_kms - Main unload function for KMS.
  41  *
  42  * @dev: drm dev pointer
  43  *
  44  * This is the main unload function for KMS (all asics).
  45  * Returns 0 on success.
  46  */
  47 void amdgpu_driver_unload_kms(struct drm_device *dev)
  48 {
  49         struct amdgpu_device *adev = dev->dev_private;
  50
  51         if (adev == NULL)
  52                 return;
  53
  54         if (adev->rmmio == NULL)
  55                 goto done_free;
  56
  57         if (amdgpu_sriov_vf(adev))
  58                 amdgpu_virt_request_full_gpu(adev, false);
  59
  60         if (amdgpu_device_is_px(dev)) {
  61                 pm_runtime_get_sync(dev->dev);
  62                 pm_runtime_forbid(dev->dev);
  63         }
  64
  65         amdgpu_amdkfd_device_fini(adev);
  66
  67         amdgpu_acpi_fini(adev);
  68
  69         amdgpu_device_fini(adev);
  70
  71 done_free:
  72         kfree(adev);
  73         dev->dev_private = NULL;
  74 }
  75
  76 /**
  77  * amdgpu_driver_load_kms - Main load function for KMS.
  78  *
  79  * @dev: drm dev pointer
  80  * @flags: device flags
  81  *
  82  * This is the main load function for KMS (all asics).
  83  * Returns 0 on success, error on failure.
  84  */
  85 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
  86 {
  87         struct amdgpu_device *adev;
  88         int r, acpi_status;
  89
  90 #ifdef CONFIG_DRM_AMDGPU_SI
  91         if (!amdgpu_si_support) {
  92                 switch (flags & AMD_ASIC_MASK) {
  93                 case CHIP_TAHITI:
  94                 case CHIP_PITCAIRN:
  95                 case CHIP_VERDE:
  96                 case CHIP_OLAND:
  97                 case CHIP_HAINAN:
  98                         dev_info(dev->dev,
  99                                  "SI support provided by radeon.\n");
 100                         dev_info(dev->dev,
 101                                  "Use radeon.si_support=0 amdgpu.si_support=1 to override.\n"
 102                                 );
 103                         return -ENODEV;
 104                 }
 105         }
 106 #endif
 107 #ifdef CONFIG_DRM_AMDGPU_CIK
 108         if (!amdgpu_cik_support) {
 109                 switch (flags & AMD_ASIC_MASK) {
 110                 case CHIP_KAVERI:
 111                 case CHIP_BONAIRE:
 112                 case CHIP_HAWAII:
 113                 case CHIP_KABINI:
 114                 case CHIP_MULLINS:
 115                         dev_info(dev->dev,
 116                                  "CIK support provided by radeon.\n");
 117                         dev_info(dev->dev,
 118                                  "Use radeon.cik_support=0 amdgpu.cik_support=1 to override.\n"
 119                                 );
 120                         return -ENODEV;
 121                 }
 122         }
 123 #endif
 124
 125         adev = kzalloc(sizeof(struct amdgpu_device), GFP_KERNEL);
 126         if (adev == NULL) {
 127                 return -ENOMEM;
 128         }
 129         dev->dev_private = (void *)adev;
 130
 131         if ((amdgpu_runtime_pm != 0) &&
 132             amdgpu_has_atpx() &&
 133             (amdgpu_is_atpx_hybrid() ||
 134              amdgpu_has_atpx_dgpu_power_cntl()) &&
 135             ((flags & AMD_IS_APU) == 0) &&
 136             !pci_is_thunderbolt_attached(dev->pdev))
 137                 flags |= AMD_IS_PX;
 138
 139         /* amdgpu_device_init should report only fatal error
 140          * like memory allocation failure or iomapping failure,
 141          * or memory manager initialization failure, it must
 142          * properly initialize the GPU MC controller and permit
 143          * VRAM allocation
 144          */
 145         r = amdgpu_device_init(adev, dev, dev->pdev, flags);
 146         if (r) {
 147                 dev_err(&dev->pdev->dev, "Fatal error during GPU init\n");
 148                 goto out;
 149         }
 150
 151         /* Call ACPI methods: require modeset init
 152          * but failure is not fatal
 153          */
 154         if (!r) {
 155                 acpi_status = amdgpu_acpi_init(adev);
 156                 if (acpi_status)
 157                 dev_dbg(&dev->pdev->dev,
 158                                 "Error during ACPI methods call\n");
 159         }
 160
 161         amdgpu_amdkfd_load_interface(adev);
 162         amdgpu_amdkfd_device_probe(adev);
 163         amdgpu_amdkfd_device_init(adev);
 164
 165         if (amdgpu_device_is_px(dev)) {
 166                 pm_runtime_use_autosuspend(dev->dev);
 167                 pm_runtime_set_autosuspend_delay(dev->dev, 5000);
 168                 pm_runtime_set_active(dev->dev);
 169                 pm_runtime_allow(dev->dev);
 170                 pm_runtime_mark_last_busy(dev->dev);
 171                 pm_runtime_put_autosuspend(dev->dev);
 172         }
 173
 174         if (amdgpu_sriov_vf(adev))
 175                 amdgpu_virt_release_full_gpu(adev, true);
 176
 177 out:
 178         if (r) {
 179                 /* balance pm_runtime_get_sync in amdgpu_driver_unload_kms */
 180                 if (adev->rmmio && amdgpu_device_is_px(dev))
 181                         pm_runtime_put_noidle(dev->dev);
 182                 amdgpu_driver_unload_kms(dev);
 183         }
 184
 185         return r;
 186 }
 187
 188 static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
 189                                 struct drm_amdgpu_query_fw *query_fw,
 190                                 struct amdgpu_device *adev)
 191 {
 192         switch (query_fw->fw_type) {
 193         case AMDGPU_INFO_FW_VCE:
 194                 fw_info->ver = adev->vce.fw_version;
 195                 fw_info->feature = adev->vce.fb_version;
 196                 break;
 197         case AMDGPU_INFO_FW_UVD:
 198                 fw_info->ver = adev->uvd.fw_version;
 199                 fw_info->feature = 0;
 200                 break;
 201         case AMDGPU_INFO_FW_GMC:
 202                 fw_info->ver = adev->mc.fw_version;
 203                 fw_info->feature = 0;
 204                 break;
 205         case AMDGPU_INFO_FW_GFX_ME:
 206                 fw_info->ver = adev->gfx.me_fw_version;
 207                 fw_info->feature = adev->gfx.me_feature_version;
 208                 break;
 209         case AMDGPU_INFO_FW_GFX_PFP:
 210                 fw_info->ver = adev->gfx.pfp_fw_version;
 211                 fw_info->feature = adev->gfx.pfp_feature_version;
 212                 break;
 213         case AMDGPU_INFO_FW_GFX_CE:
 214                 fw_info->ver = adev->gfx.ce_fw_version;
 215                 fw_info->feature = adev->gfx.ce_feature_version;
 216                 break;
 217         case AMDGPU_INFO_FW_GFX_RLC:
 218                 fw_info->ver = adev->gfx.rlc_fw_version;
 219                 fw_info->feature = adev->gfx.rlc_feature_version;
 220                 break;
 221         case AMDGPU_INFO_FW_GFX_MEC:
 222                 if (query_fw->index == 0) {
 223                         fw_info->ver = adev->gfx.mec_fw_version;
 224                         fw_info->feature = adev->gfx.mec_feature_version;
 225                 } else if (query_fw->index == 1) {
 226                         fw_info->ver = adev->gfx.mec2_fw_version;
 227                         fw_info->feature = adev->gfx.mec2_feature_version;
 228                 } else
 229                         return -EINVAL;
 230                 break;
 231         case AMDGPU_INFO_FW_SMC:
 232                 fw_info->ver = adev->pm.fw_version;
 233                 fw_info->feature = 0;
 234                 break;
 235         case AMDGPU_INFO_FW_SDMA:
 236                 if (query_fw->index >= adev->sdma.num_instances)
 237                         return -EINVAL;
 238                 fw_info->ver = adev->sdma.instance[query_fw->index].fw_version;
 239                 fw_info->feature = adev->sdma.instance[query_fw->index].feature_version;
 240                 break;
 241         case AMDGPU_INFO_FW_SOS:
 242                 fw_info->ver = adev->psp.sos_fw_version;
 243                 fw_info->feature = adev->psp.sos_feature_version;
 244                 break;
 245         case AMDGPU_INFO_FW_ASD:
 246                 fw_info->ver = adev->psp.asd_fw_version;
 247                 fw_info->feature = adev->psp.asd_feature_version;
 248                 break;
 249         default:
 250                 return -EINVAL;
 251         }
 252         return 0;
 253 }
 254
 255 /*
 256  * Userspace get information ioctl
 257  */
 258 /**
 259  * amdgpu_info_ioctl - answer a device specific request.
 260  *
 261  * @adev: amdgpu device pointer
 262  * @data: request object
 263  * @filp: drm filp
 264  *
 265  * This function is used to pass device specific parameters to the userspace
 266  * drivers.  Examples include: pci device id, pipeline parms, tiling params,
 267  * etc. (all asics).
 268  * Returns 0 on success, -EINVAL on failure.
 269  */
 270 static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 271 {
 272         struct amdgpu_device *adev = dev->dev_private;
 273         struct amdgpu_fpriv *fpriv = filp->driver_priv;
 274         struct drm_amdgpu_info *info = data;
 275         struct amdgpu_mode_info *minfo = &adev->mode_info;
 276         void __user *out = (void __user *)(uintptr_t)info->return_pointer;
 277         uint32_t size = info->return_size;
 278         struct drm_crtc *crtc;
 279         uint32_t ui32 = 0;
 280         uint64_t ui64 = 0;
 281         int i, found;
 282         int ui32_size = sizeof(ui32);
 283
 284         if (!info->return_size || !info->return_pointer)
 285                 return -EINVAL;
 286         if (amdgpu_kms_vram_lost(adev, fpriv))
 287                 return -ENODEV;
 288
 289         switch (info->query) {
 290         case AMDGPU_INFO_ACCEL_WORKING:
 291                 ui32 = adev->accel_working;
 292                 return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
 293         case AMDGPU_INFO_CRTC_FROM_ID:
 294                 for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) {
 295                         crtc = (struct drm_crtc *)minfo->crtcs[i];
 296                         if (crtc && crtc->base.id == info->mode_crtc.id) {
 297                                 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
 298                                 ui32 = amdgpu_crtc->crtc_id;
 299                                 found = 1;
 300                                 break;
 301                         }
 302                 }
 303                 if (!found) {
 304                         DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id);
 305                         return -EINVAL;
 306                 }
 307                 return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
 308         case AMDGPU_INFO_HW_IP_INFO: {
 309                 struct drm_amdgpu_info_hw_ip ip = {};
 310                 enum amd_ip_block_type type;
 311                 uint32_t ring_mask = 0;
 312                 uint32_t ib_start_alignment = 0;
 313                 uint32_t ib_size_alignment = 0;
 314
 315                 if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
 316                         return -EINVAL;
 317
 318                 switch (info->query_hw_ip.type) {
 319                 case AMDGPU_HW_IP_GFX:
 320                         type = AMD_IP_BLOCK_TYPE_GFX;
 321                         for (i = 0; i < adev->gfx.num_gfx_rings; i++)
 322                                 ring_mask |= ((adev->gfx.gfx_ring[i].ready ? 1 : 0) << i);
 323                         ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 324                         ib_size_alignment = 8;
 325                         break;
 326                 case AMDGPU_HW_IP_COMPUTE:
 327                         type = AMD_IP_BLOCK_TYPE_GFX;
 328                         for (i = 0; i < adev->gfx.num_compute_rings; i++)
 329                                 ring_mask |= ((adev->gfx.compute_ring[i].ready ? 1 : 0) << i);
 330                         ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 331                         ib_size_alignment = 8;
 332                         break;
 333                 case AMDGPU_HW_IP_DMA:
 334                         type = AMD_IP_BLOCK_TYPE_SDMA;
 335                         for (i = 0; i < adev->sdma.num_instances; i++)
 336                                 ring_mask |= ((adev->sdma.instance[i].ring.ready ? 1 : 0) << i);
 337                         ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 338                         ib_size_alignment = 1;
 339                         break;
 340                 case AMDGPU_HW_IP_UVD:
 341                         type = AMD_IP_BLOCK_TYPE_UVD;
 342                         ring_mask = adev->uvd.ring.ready ? 1 : 0;
 343                         ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 344                         ib_size_alignment = 16;
 345                         break;
 346                 case AMDGPU_HW_IP_VCE:
 347                         type = AMD_IP_BLOCK_TYPE_VCE;
 348                         for (i = 0; i < adev->vce.num_rings; i++)
 349                                 ring_mask |= ((adev->vce.ring[i].ready ? 1 : 0) << i);
 350                         ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 351                         ib_size_alignment = 1;
 352                         break;
 353                 case AMDGPU_HW_IP_UVD_ENC:
 354                         type = AMD_IP_BLOCK_TYPE_UVD;
 355                         for (i = 0; i < adev->uvd.num_enc_rings; i++)
 356                                 ring_mask |= ((adev->uvd.ring_enc[i].ready ? 1 : 0) << i);
 357                         ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 358                         ib_size_alignment = 1;
 359                         break;
 360                 case AMDGPU_HW_IP_VCN_DEC:
 361                         type = AMD_IP_BLOCK_TYPE_VCN;
 362                         ring_mask = adev->vcn.ring_dec.ready ? 1 : 0;
 363                         ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 364                         ib_size_alignment = 16;
 365                         break;
 366                 case AMDGPU_HW_IP_VCN_ENC:
 367                         type = AMD_IP_BLOCK_TYPE_VCN;
 368                         for (i = 0; i < adev->vcn.num_enc_rings; i++)
 369                                 ring_mask |= ((adev->vcn.ring_enc[i].ready ? 1 : 0) << i);
 370                         ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
 371                         ib_size_alignment = 1;
 372                         break;
 373                 default:
 374                         return -EINVAL;
 375                 }
 376
 377                 for (i = 0; i < adev->num_ip_blocks; i++) {
 378                         if (adev->ip_blocks[i].version->type == type &&
 379                             adev->ip_blocks[i].status.valid) {
 380                                 ip.hw_ip_version_major = adev->ip_blocks[i].version->major;
 381                                 ip.hw_ip_version_minor = adev->ip_blocks[i].version->minor;
 382                                 ip.capabilities_flags = 0;
 383                                 ip.available_rings = ring_mask;
 384                                 ip.ib_start_alignment = ib_start_alignment;
 385                                 ip.ib_size_alignment = ib_size_alignment;
 386                                 break;
 387                         }
 388                 }
 389                 return copy_to_user(out, &ip,
 390                                     min((size_t)size, sizeof(ip))) ? -EFAULT : 0;
 391         }
 392         case AMDGPU_INFO_HW_IP_COUNT: {
 393                 enum amd_ip_block_type type;
 394                 uint32_t count = 0;
 395
 396                 switch (info->query_hw_ip.type) {
 397                 case AMDGPU_HW_IP_GFX:
 398                         type = AMD_IP_BLOCK_TYPE_GFX;
 399                         break;
 400                 case AMDGPU_HW_IP_COMPUTE:
 401                         type = AMD_IP_BLOCK_TYPE_GFX;
 402                         break;
 403                 case AMDGPU_HW_IP_DMA:
 404                         type = AMD_IP_BLOCK_TYPE_SDMA;
 405                         break;
 406                 case AMDGPU_HW_IP_UVD:
 407                         type = AMD_IP_BLOCK_TYPE_UVD;
 408                         break;
 409                 case AMDGPU_HW_IP_VCE:
 410                         type = AMD_IP_BLOCK_TYPE_VCE;
 411                         break;
 412                 case AMDGPU_HW_IP_UVD_ENC:
 413                         type = AMD_IP_BLOCK_TYPE_UVD;
 414                         break;
 415                 case AMDGPU_HW_IP_VCN_DEC:
 416                 case AMDGPU_HW_IP_VCN_ENC:
 417                         type = AMD_IP_BLOCK_TYPE_VCN;
 418                         break;
 419                 default:
 420                         return -EINVAL;
 421                 }
 422
 423                 for (i = 0; i < adev->num_ip_blocks; i++)
 424                         if (adev->ip_blocks[i].version->type == type &&
 425                             adev->ip_blocks[i].status.valid &&
 426                             count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
 427                                 count++;
 428
 429                 return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
 430         }
 431         case AMDGPU_INFO_TIMESTAMP:
 432                 ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
 433                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 434         case AMDGPU_INFO_FW_VERSION: {
 435                 struct drm_amdgpu_info_firmware fw_info;
 436                 int ret;
 437
 438                 /* We only support one instance of each IP block right now. */
 439                 if (info->query_fw.ip_instance != 0)
 440                         return -EINVAL;
 441
 442                 ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
 443                 if (ret)
 444                         return ret;
 445
 446                 return copy_to_user(out, &fw_info,
 447                                     min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
 448         }
 449         case AMDGPU_INFO_NUM_BYTES_MOVED:
 450                 ui64 = atomic64_read(&adev->num_bytes_moved);
 451                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 452         case AMDGPU_INFO_NUM_EVICTIONS:
 453                 ui64 = atomic64_read(&adev->num_evictions);
 454                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 455         case AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS:
 456                 ui64 = atomic64_read(&adev->num_vram_cpu_page_faults);
 457                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 458         case AMDGPU_INFO_VRAM_USAGE:
 459                 ui64 = atomic64_read(&adev->vram_usage);
 460                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 461         case AMDGPU_INFO_VIS_VRAM_USAGE:
 462                 ui64 = atomic64_read(&adev->vram_vis_usage);
 463                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 464         case AMDGPU_INFO_GTT_USAGE:
 465                 ui64 = atomic64_read(&adev->gtt_usage);
 466                 return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
 467         case AMDGPU_INFO_GDS_CONFIG: {
 468                 struct drm_amdgpu_info_gds gds_info;
 469
 470                 memset(&gds_info, 0, sizeof(gds_info));
 471                 gds_info.gds_gfx_partition_size = adev->gds.mem.gfx_partition_size >> AMDGPU_GDS_SHIFT;
 472                 gds_info.compute_partition_size = adev->gds.mem.cs_partition_size >> AMDGPU_GDS_SHIFT;
 473                 gds_info.gds_total_size = adev->gds.mem.total_size >> AMDGPU_GDS_SHIFT;
 474                 gds_info.gws_per_gfx_partition = adev->gds.gws.gfx_partition_size >> AMDGPU_GWS_SHIFT;
 475                 gds_info.gws_per_compute_partition = adev->gds.gws.cs_partition_size >> AMDGPU_GWS_SHIFT;
 476                 gds_info.oa_per_gfx_partition = adev->gds.oa.gfx_partition_size >> AMDGPU_OA_SHIFT;
 477                 gds_info.oa_per_compute_partition = adev->gds.oa.cs_partition_size >> AMDGPU_OA_SHIFT;
 478                 return copy_to_user(out, &gds_info,
 479                                     min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0;
 480         }
 481         case AMDGPU_INFO_VRAM_GTT: {
 482                 struct drm_amdgpu_info_vram_gtt vram_gtt;
 483
 484                 vram_gtt.vram_size = adev->mc.real_vram_size;
 485                 vram_gtt.vram_size -= adev->vram_pin_size;
 486                 vram_gtt.vram_cpu_accessible_size = adev->mc.visible_vram_size;
 487                 vram_gtt.vram_cpu_accessible_size -= (adev->vram_pin_size - adev->invisible_pin_size);
 488                 vram_gtt.gtt_size = adev->mman.bdev.man[TTM_PL_TT].size;
 489                 vram_gtt.gtt_size *= PAGE_SIZE;
 490                 vram_gtt.gtt_size -= adev->gart_pin_size;
 491                 return copy_to_user(out, &vram_gtt,
 492                                     min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
 493         }
 494         case AMDGPU_INFO_MEMORY: {
 495                 struct drm_amdgpu_memory_info mem;
 496
 497                 memset(&mem, 0, sizeof(mem));
 498                 mem.vram.total_heap_size = adev->mc.real_vram_size;
 499                 mem.vram.usable_heap_size =
 500                         adev->mc.real_vram_size - adev->vram_pin_size;
 501                 mem.vram.heap_usage = atomic64_read(&adev->vram_usage);
 502                 mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4;
 503
 504                 mem.cpu_accessible_vram.total_heap_size =
 505                         adev->mc.visible_vram_size;
 506                 mem.cpu_accessible_vram.usable_heap_size =
 507                         adev->mc.visible_vram_size -
 508                         (adev->vram_pin_size - adev->invisible_pin_size);
 509                 mem.cpu_accessible_vram.heap_usage =
 510                         atomic64_read(&adev->vram_vis_usage);
 511                 mem.cpu_accessible_vram.max_allocation =
 512                         mem.cpu_accessible_vram.usable_heap_size * 3 / 4;
 513
 514                 mem.gtt.total_heap_size = adev->mman.bdev.man[TTM_PL_TT].size;
 515                 mem.gtt.total_heap_size *= PAGE_SIZE;
 516                 mem.gtt.usable_heap_size = mem.gtt.total_heap_size
 517                         - adev->gart_pin_size;
 518                 mem.gtt.heap_usage = atomic64_read(&adev->gtt_usage);
 519                 mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4;
 520
 521                 return copy_to_user(out, &mem,
 522                                     min((size_t)size, sizeof(mem)))
 523                                     ? -EFAULT : 0;
 524         }
 525         case AMDGPU_INFO_READ_MMR_REG: {
 526                 unsigned n, alloc_size;
 527                 uint32_t *regs;
 528                 unsigned se_num = (info->read_mmr_reg.instance >>
 529                                    AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
 530                                   AMDGPU_INFO_MMR_SE_INDEX_MASK;
 531                 unsigned sh_num = (info->read_mmr_reg.instance >>
 532                                    AMDGPU_INFO_MMR_SH_INDEX_SHIFT) &
 533                                   AMDGPU_INFO_MMR_SH_INDEX_MASK;
 534
 535                 /* set full masks if the userspace set all bits
 536                  * in the bitfields */
 537                 if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK)
 538                         se_num = 0xffffffff;
 539                 if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK)
 540                         sh_num = 0xffffffff;
 541
 542                 regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
 543                 if (!regs)
 544                         return -ENOMEM;
 545                 alloc_size = info->read_mmr_reg.count * sizeof(*regs);
 546
 547                 for (i = 0; i < info->read_mmr_reg.count; i++)
 548                         if (amdgpu_asic_read_register(adev, se_num, sh_num,
 549                                                       info->read_mmr_reg.dword_offset + i,
 550                                                       &regs[i])) {
 551                                 DRM_DEBUG_KMS("unallowed offset %#x\n",
 552                                               info->read_mmr_reg.dword_offset + i);
 553                                 kfree(regs);
 554                                 return -EFAULT;
 555                         }
 556                 n = copy_to_user(out, regs, min(size, alloc_size));
 557                 kfree(regs);
 558                 return n ? -EFAULT : 0;
 559         }
 560         case AMDGPU_INFO_DEV_INFO: {
 561                 struct drm_amdgpu_info_device dev_info = {};
 562
 563                 dev_info.device_id = dev->pdev->device;
 564                 dev_info.chip_rev = adev->rev_id;
 565                 dev_info.external_rev = adev->external_rev_id;
 566                 dev_info.pci_rev = dev->pdev->revision;
 567                 dev_info.family = adev->family;
 568                 dev_info.num_shader_engines = adev->gfx.config.max_shader_engines;
 569                 dev_info.num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
 570                 /* return all clocks in KHz */
 571                 dev_info.gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10;
 572                 if (adev->pm.dpm_enabled) {
 573                         dev_info.max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10;
 574                         dev_info.max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10;
 575                 } else {
 576                         dev_info.max_engine_clock = adev->clock.default_sclk * 10;
 577                         dev_info.max_memory_clock = adev->clock.default_mclk * 10;
 578                 }
 579                 dev_info.enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
 580                 dev_info.num_rb_pipes = adev->gfx.config.max_backends_per_se *
 581                         adev->gfx.config.max_shader_engines;
 582                 dev_info.num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
 583                 dev_info._pad = 0;
 584                 dev_info.ids_flags = 0;
 585                 if (adev->flags & AMD_IS_APU)
 586                         dev_info.ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
 587                 if (amdgpu_sriov_vf(adev))
 588                         dev_info.ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
 589                 dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
 590                 dev_info.virtual_address_max = (uint64_t)adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
 591                 dev_info.virtual_address_alignment = max((int)PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
 592                 dev_info.pte_fragment_size =
 593                         (1 << AMDGPU_LOG2_PAGES_PER_FRAG(adev)) *
 594                         AMDGPU_GPU_PAGE_SIZE;
 595                 dev_info.gart_page_size = AMDGPU_GPU_PAGE_SIZE;
 596
 597                 dev_info.cu_active_number = adev->gfx.cu_info.number;
 598                 dev_info.cu_ao_mask = adev->gfx.cu_info.ao_cu_mask;
 599                 dev_info.ce_ram_size = adev->gfx.ce_ram_size;
 600                 memcpy(&dev_info.cu_ao_bitmap[0], &adev->gfx.cu_info.ao_cu_bitmap[0],
 601                        sizeof(adev->gfx.cu_info.ao_cu_bitmap));
 602                 memcpy(&dev_info.cu_bitmap[0], &adev->gfx.cu_info.bitmap[0],
 603                        sizeof(adev->gfx.cu_info.bitmap));
 604                 dev_info.vram_type = adev->mc.vram_type;
 605                 dev_info.vram_bit_width = adev->mc.vram_width;
 606                 dev_info.vce_harvest_config = adev->vce.harvest_config;
 607                 dev_info.gc_double_offchip_lds_buf =
 608                         adev->gfx.config.double_offchip_lds_buf;
 609
 610                 if (amdgpu_ngg) {
 611                         dev_info.prim_buf_gpu_addr = adev->gfx.ngg.buf[NGG_PRIM].gpu_addr;
 612                         dev_info.prim_buf_size = adev->gfx.ngg.buf[NGG_PRIM].size;
 613                         dev_info.pos_buf_gpu_addr = adev->gfx.ngg.buf[NGG_POS].gpu_addr;
 614                         dev_info.pos_buf_size = adev->gfx.ngg.buf[NGG_POS].size;
 615                         dev_info.cntl_sb_buf_gpu_addr = adev->gfx.ngg.buf[NGG_CNTL].gpu_addr;
 616                         dev_info.cntl_sb_buf_size = adev->gfx.ngg.buf[NGG_CNTL].size;
 617                         dev_info.param_buf_gpu_addr = adev->gfx.ngg.buf[NGG_PARAM].gpu_addr;
 618                         dev_info.param_buf_size = adev->gfx.ngg.buf[NGG_PARAM].size;
 619                 }
 620                 dev_info.wave_front_size = adev->gfx.cu_info.wave_front_size;
 621                 dev_info.num_shader_visible_vgprs = adev->gfx.config.max_gprs;
 622                 dev_info.num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
 623                 dev_info.num_tcc_blocks = adev->gfx.config.max_texture_channel_caches;
 624                 dev_info.gs_vgt_table_depth = adev->gfx.config.gs_vgt_table_depth;
 625                 dev_info.gs_prim_buffer_depth = adev->gfx.config.gs_prim_buffer_depth;
 626                 dev_info.max_gs_waves_per_vgt = adev->gfx.config.max_gs_threads;
 627
 628                 return copy_to_user(out, &dev_info,
 629                                     min((size_t)size, sizeof(dev_info))) ? -EFAULT : 0;
 630         }
 631         case AMDGPU_INFO_VCE_CLOCK_TABLE: {
 632                 unsigned i;
 633                 struct drm_amdgpu_info_vce_clock_table vce_clk_table = {};
 634                 struct amd_vce_state *vce_state;
 635
 636                 for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) {
 637                         vce_state = amdgpu_dpm_get_vce_clock_state(adev, i);
 638                         if (vce_state) {
 639                                 vce_clk_table.entries[i].sclk = vce_state->sclk;
 640                                 vce_clk_table.entries[i].mclk = vce_state->mclk;
 641                                 vce_clk_table.entries[i].eclk = vce_state->evclk;
 642                                 vce_clk_table.num_valid_entries++;
 643                         }
 644                 }
 645
 646                 return copy_to_user(out, &vce_clk_table,
 647                                     min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0;
 648         }
 649         case AMDGPU_INFO_VBIOS: {
 650                 uint32_t bios_size = adev->bios_size;
 651
 652                 switch (info->vbios_info.type) {
 653                 case AMDGPU_INFO_VBIOS_SIZE:
 654                         return copy_to_user(out, &bios_size,
 655                                         min((size_t)size, sizeof(bios_size)))
 656                                         ? -EFAULT : 0;
 657                 case AMDGPU_INFO_VBIOS_IMAGE: {
 658                         uint8_t *bios;
 659                         uint32_t bios_offset = info->vbios_info.offset;
 660
 661                         if (bios_offset >= bios_size)
 662                                 return -EINVAL;
 663
 664                         bios = adev->bios + bios_offset;
 665                         return copy_to_user(out, bios,
 666                                             min((size_t)size, (size_t)(bios_size - bios_offset)))
 667                                         ? -EFAULT : 0;
 668                 }
 669                 default:
 670                         DRM_DEBUG_KMS("Invalid request %d\n",
 671                                         info->vbios_info.type);
 672                         return -EINVAL;
 673                 }
 674         }
 675         case AMDGPU_INFO_NUM_HANDLES: {
 676                 struct drm_amdgpu_info_num_handles handle;
 677
 678                 switch (info->query_hw_ip.type) {
 679                 case AMDGPU_HW_IP_UVD:
 680                         /* Starting Polaris, we support unlimited UVD handles */
 681                         if (adev->asic_type < CHIP_POLARIS10) {
 682                                 handle.uvd_max_handles = adev->uvd.max_handles;
 683                                 handle.uvd_used_handles = amdgpu_uvd_used_handles(adev);
 684
 685                                 return copy_to_user(out, &handle,
 686                                         min((size_t)size, sizeof(handle))) ? -EFAULT : 0;
 687                         } else {
 688                                 return -ENODATA;
 689                         }
 690
 691                         break;
 692                 default:
 693                         return -EINVAL;
 694                 }
 695         }
 696         case AMDGPU_INFO_SENSOR: {
 697                 struct pp_gpu_power query = {0};
 698                 int query_size = sizeof(query);
 699
 700                 if (amdgpu_dpm == 0)
 701                         return -ENOENT;
 702
 703                 switch (info->sensor_info.type) {
 704                 case AMDGPU_INFO_SENSOR_GFX_SCLK:
 705                         /* get sclk in Mhz */
 706                         if (amdgpu_dpm_read_sensor(adev,
 707                                                    AMDGPU_PP_SENSOR_GFX_SCLK,
 708                                                    (void *)&ui32, &ui32_size)) {
 709                                 return -EINVAL;
 710                         }
 711                         ui32 /= 100;
 712                         break;
 713                 case AMDGPU_INFO_SENSOR_GFX_MCLK:
 714                         /* get mclk in Mhz */
 715                         if (amdgpu_dpm_read_sensor(adev,
 716                                                    AMDGPU_PP_SENSOR_GFX_MCLK,
 717                                                    (void *)&ui32, &ui32_size)) {
 718                                 return -EINVAL;
 719                         }
 720                         ui32 /= 100;
 721                         break;
 722                 case AMDGPU_INFO_SENSOR_GPU_TEMP:
 723                         /* get temperature in millidegrees C */
 724                         if (amdgpu_dpm_read_sensor(adev,
 725                                                    AMDGPU_PP_SENSOR_GPU_TEMP,
 726                                                    (void *)&ui32, &ui32_size)) {
 727                                 return -EINVAL;
 728                         }
 729                         break;
 730                 case AMDGPU_INFO_SENSOR_GPU_LOAD:
 731                         /* get GPU load */
 732                         if (amdgpu_dpm_read_sensor(adev,
 733                                                    AMDGPU_PP_SENSOR_GPU_LOAD,
 734                                                    (void *)&ui32, &ui32_size)) {
 735                                 return -EINVAL;
 736                         }
 737                         break;
 738                 case AMDGPU_INFO_SENSOR_GPU_AVG_POWER:
 739                         /* get average GPU power */
 740                         if (amdgpu_dpm_read_sensor(adev,
 741                                                    AMDGPU_PP_SENSOR_GPU_POWER,
 742                                                    (void *)&query, &query_size)) {
 743                                 return -EINVAL;
 744                         }
 745                         ui32 = query.average_gpu_power >> 8;
 746                         break;
 747                 case AMDGPU_INFO_SENSOR_VDDNB:
 748                         /* get VDDNB in millivolts */
 749                         if (amdgpu_dpm_read_sensor(adev,
 750                                                    AMDGPU_PP_SENSOR_VDDNB,
 751                                                    (void *)&ui32, &ui32_size)) {
 752                                 return -EINVAL;
 753                         }
 754                         break;
 755                 case AMDGPU_INFO_SENSOR_VDDGFX:
 756                         /* get VDDGFX in millivolts */
 757                         if (amdgpu_dpm_read_sensor(adev,
 758                                                    AMDGPU_PP_SENSOR_VDDGFX,
 759                                                    (void *)&ui32, &ui32_size)) {
 760                                 return -EINVAL;
 761                         }
 762                         break;
 763                 default:
 764                         DRM_DEBUG_KMS("Invalid request %d\n",
 765                                       info->sensor_info.type);
 766                         return -EINVAL;
 767                 }
 768                 return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
 769         }
 770         default:
 771                 DRM_DEBUG_KMS("Invalid request %d\n", info->query);
 772                 return -EINVAL;
 773         }
 774         return 0;
 775 }
 776
 777
 778 /*
 779  * Outdated mess for old drm with Xorg being in charge (void function now).
 780  */
 781 /**
 782  * amdgpu_driver_lastclose_kms - drm callback for last close
 783  *
 784  * @dev: drm dev pointer
 785  *
 786  * Switch vga_switcheroo state after last close (all asics).
 787  */
 788 void amdgpu_driver_lastclose_kms(struct drm_device *dev)
 789 {
 790         struct amdgpu_device *adev = dev->dev_private;
 791
 792         amdgpu_fbdev_restore_mode(adev);
 793         vga_switcheroo_process_delayed_switch();
 794 }
 795
 796 bool amdgpu_kms_vram_lost(struct amdgpu_device *adev,
 797                           struct amdgpu_fpriv *fpriv)
 798 {
 799         return fpriv->vram_lost_counter != atomic_read(&adev->vram_lost_counter);
 800 }
 801
 802 /**
 803  * amdgpu_driver_open_kms - drm callback for open
 804  *
 805  * @dev: drm dev pointer
 806  * @file_priv: drm file
 807  *
 808  * On device open, init vm on cayman+ (all asics).
 809  * Returns 0 on success, error on failure.
 810  */
 811 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
 812 {
 813         struct amdgpu_device *adev = dev->dev_private;
 814         struct amdgpu_fpriv *fpriv;
 815         int r;
 816
 817         file_priv->driver_priv = NULL;
 818
 819         r = pm_runtime_get_sync(dev->dev);
 820         if (r < 0)
 821                 return r;
 822
 823         fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
 824         if (unlikely(!fpriv)) {
 825                 r = -ENOMEM;
 826                 goto out_suspend;
 827         }
 828
 829         r = amdgpu_vm_init(adev, &fpriv->vm,
 830                            AMDGPU_VM_CONTEXT_GFX);
 831         if (r) {
 832                 kfree(fpriv);
 833                 goto out_suspend;
 834         }
 835
 836         fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL);
 837         if (!fpriv->prt_va) {
 838                 r = -ENOMEM;
 839                 amdgpu_vm_fini(adev, &fpriv->vm);
 840                 kfree(fpriv);
 841                 goto out_suspend;
 842         }
 843
 844         if (amdgpu_sriov_vf(adev)) {
 845                 r = amdgpu_map_static_csa(adev, &fpriv->vm);
 846                 if (r)
 847                         goto out_suspend;
 848         }
 849
 850         mutex_init(&fpriv->bo_list_lock);
 851         idr_init(&fpriv->bo_list_handles);
 852
 853         amdgpu_ctx_mgr_init(&fpriv->ctx_mgr);
 854
 855         fpriv->vram_lost_counter = atomic_read(&adev->vram_lost_counter);
 856         file_priv->driver_priv = fpriv;
 857
 858 out_suspend:
 859         pm_runtime_mark_last_busy(dev->dev);
 860         pm_runtime_put_autosuspend(dev->dev);
 861
 862         return r;
 863 }
 864
 865 /**
 866  * amdgpu_driver_postclose_kms - drm callback for post close
 867  *
 868  * @dev: drm dev pointer
 869  * @file_priv: drm file
 870  *
 871  * On device post close, tear down vm on cayman+ (all asics).
 872  */
 873 void amdgpu_driver_postclose_kms(struct drm_device *dev,
 874                                  struct drm_file *file_priv)
 875 {
 876         struct amdgpu_device *adev = dev->dev_private;
 877         struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
 878         struct amdgpu_bo_list *list;
 879         int handle;
 880
 881         if (!fpriv)
 882                 return;
 883
 884         pm_runtime_get_sync(dev->dev);
 885
 886         amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
 887
 888         if (adev->asic_type != CHIP_RAVEN) {
 889                 amdgpu_uvd_free_handles(adev, file_priv);
 890                 amdgpu_vce_free_handles(adev, file_priv);
 891         }
 892
 893         amdgpu_vm_bo_rmv(adev, fpriv->prt_va);
 894
 895         if (amdgpu_sriov_vf(adev)) {
 896                 /* TODO: how to handle reserve failure */
 897                 BUG_ON(amdgpu_bo_reserve(adev->virt.csa_obj, true));
 898                 amdgpu_vm_bo_rmv(adev, fpriv->vm.csa_bo_va);
 899                 fpriv->vm.csa_bo_va = NULL;
 900                 amdgpu_bo_unreserve(adev->virt.csa_obj);
 901         }
 902
 903         amdgpu_vm_fini(adev, &fpriv->vm);
 904
 905         idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
 906                 amdgpu_bo_list_free(list);
 907
 908         idr_destroy(&fpriv->bo_list_handles);
 909         mutex_destroy(&fpriv->bo_list_lock);
 910
 911         kfree(fpriv);
 912         file_priv->driver_priv = NULL;
 913
 914         pm_runtime_mark_last_busy(dev->dev);
 915         pm_runtime_put_autosuspend(dev->dev);
 916 }
 917
 918 /*
 919  * VBlank related functions.
 920  */
 921 /**
 922  * amdgpu_get_vblank_counter_kms - get frame count
 923  *
 924  * @dev: drm dev pointer
 925  * @pipe: crtc to get the frame count from
 926  *
 927  * Gets the frame count on the requested crtc (all asics).
 928  * Returns frame count on success, -EINVAL on failure.
 929  */
 930 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe)
 931 {
 932         struct amdgpu_device *adev = dev->dev_private;
 933         int vpos, hpos, stat;
 934         u32 count;
 935
 936         if (pipe >= adev->mode_info.num_crtc) {
 937                 DRM_ERROR("Invalid crtc %u\n", pipe);
 938                 return -EINVAL;
 939         }
 940
 941         /* The hw increments its frame counter at start of vsync, not at start
 942          * of vblank, as is required by DRM core vblank counter handling.
 943          * Cook the hw count here to make it appear to the caller as if it
 944          * incremented at start of vblank. We measure distance to start of
 945          * vblank in vpos. vpos therefore will be >= 0 between start of vblank
 946          * and start of vsync, so vpos >= 0 means to bump the hw frame counter
 947          * result by 1 to give the proper appearance to caller.
 948          */
 949         if (adev->mode_info.crtcs[pipe]) {
 950                 /* Repeat readout if needed to provide stable result if
 951                  * we cross start of vsync during the queries.
 952                  */
 953                 do {
 954                         count = amdgpu_display_vblank_get_counter(adev, pipe);
 955                         /* Ask amdgpu_get_crtc_scanoutpos to return vpos as
 956                          * distance to start of vblank, instead of regular
 957                          * vertical scanout pos.
 958                          */
 959                         stat = amdgpu_get_crtc_scanoutpos(
 960                                 dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
 961                                 &vpos, &hpos, NULL, NULL,
 962                                 &adev->mode_info.crtcs[pipe]->base.hwmode);
 963                 } while (count != amdgpu_display_vblank_get_counter(adev, pipe));
 964
 965                 if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
 966                     (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
 967                         DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
 968                 } else {
 969                         DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
 970                                       pipe, vpos);
 971
 972                         /* Bump counter if we are at >= leading edge of vblank,
 973                          * but before vsync where vpos would turn negative and
 974                          * the hw counter really increments.
 975                          */
 976                         if (vpos >= 0)
 977                                 count++;
 978                 }
 979         } else {
 980                 /* Fallback to use value as is. */
 981                 count = amdgpu_display_vblank_get_counter(adev, pipe);
 982                 DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
 983         }
 984
 985         return count;
 986 }
 987
 988 /**
 989  * amdgpu_enable_vblank_kms - enable vblank interrupt
 990  *
 991  * @dev: drm dev pointer
 992  * @pipe: crtc to enable vblank interrupt for
 993  *
 994  * Enable the interrupt on the requested crtc (all asics).
 995  * Returns 0 on success, -EINVAL on failure.
 996  */
 997 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe)
 998 {
 999         struct amdgpu_device *adev = dev->dev_private;
1000         int idx = amdgpu_crtc_idx_to_irq_type(adev, pipe);
1001
1002         return amdgpu_irq_get(adev, &adev->crtc_irq, idx);
1003 }
1004
1005 /**
1006  * amdgpu_disable_vblank_kms - disable vblank interrupt
1007  *
1008  * @dev: drm dev pointer
1009  * @pipe: crtc to disable vblank interrupt for
1010  *
1011  * Disable the interrupt on the requested crtc (all asics).
1012  */
1013 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe)
1014 {
1015         struct amdgpu_device *adev = dev->dev_private;
1016         int idx = amdgpu_crtc_idx_to_irq_type(adev, pipe);
1017
1018         amdgpu_irq_put(adev, &adev->crtc_irq, idx);
1019 }
1020
1021 const struct drm_ioctl_desc amdgpu_ioctls_kms[] = {
1022         DRM_IOCTL_DEF_DRV(AMDGPU_GEM_CREATE, amdgpu_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1023         DRM_IOCTL_DEF_DRV(AMDGPU_CTX, amdgpu_ctx_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1024         DRM_IOCTL_DEF_DRV(AMDGPU_VM, amdgpu_vm_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1025         DRM_IOCTL_DEF_DRV(AMDGPU_BO_LIST, amdgpu_bo_list_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1026         /* KMS */
1027         DRM_IOCTL_DEF_DRV(AMDGPU_GEM_MMAP, amdgpu_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1028         DRM_IOCTL_DEF_DRV(AMDGPU_GEM_WAIT_IDLE, amdgpu_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1029         DRM_IOCTL_DEF_DRV(AMDGPU_CS, amdgpu_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1030         DRM_IOCTL_DEF_DRV(AMDGPU_INFO, amdgpu_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1031         DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_CS, amdgpu_cs_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1032         DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_FENCES, amdgpu_cs_wait_fences_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1033         DRM_IOCTL_DEF_DRV(AMDGPU_GEM_METADATA, amdgpu_gem_metadata_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1034         DRM_IOCTL_DEF_DRV(AMDGPU_GEM_VA, amdgpu_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1035         DRM_IOCTL_DEF_DRV(AMDGPU_GEM_OP, amdgpu_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1036         DRM_IOCTL_DEF_DRV(AMDGPU_GEM_USERPTR, amdgpu_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1037 };
1038 const int amdgpu_max_kms_ioctl = ARRAY_SIZE(amdgpu_ioctls_kms);
1039
1040 /*
1041  * Debugfs info
1042  */
1043 #if defined(CONFIG_DEBUG_FS)
1044
1045 static int amdgpu_debugfs_firmware_info(struct seq_file *m, void *data)
1046 {
1047         struct drm_info_node *node = (struct drm_info_node *) m->private;
1048         struct drm_device *dev = node->minor->dev;
1049         struct amdgpu_device *adev = dev->dev_private;
1050         struct drm_amdgpu_info_firmware fw_info;
1051         struct drm_amdgpu_query_fw query_fw;
1052         int ret, i;
1053
1054         /* VCE */
1055         query_fw.fw_type = AMDGPU_INFO_FW_VCE;
1056         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1057         if (ret)
1058                 return ret;
1059         seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n",
1060                    fw_info.feature, fw_info.ver);
1061
1062         /* UVD */
1063         query_fw.fw_type = AMDGPU_INFO_FW_UVD;
1064         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1065         if (ret)
1066                 return ret;
1067         seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n",
1068                    fw_info.feature, fw_info.ver);
1069
1070         /* GMC */
1071         query_fw.fw_type = AMDGPU_INFO_FW_GMC;
1072         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1073         if (ret)
1074                 return ret;
1075         seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n",
1076                    fw_info.feature, fw_info.ver);
1077
1078         /* ME */
1079         query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME;
1080         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1081         if (ret)
1082                 return ret;
1083         seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n",
1084                    fw_info.feature, fw_info.ver);
1085
1086         /* PFP */
1087         query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP;
1088         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1089         if (ret)
1090                 return ret;
1091         seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n",
1092                    fw_info.feature, fw_info.ver);
1093
1094         /* CE */
1095         query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE;
1096         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1097         if (ret)
1098                 return ret;
1099         seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n",
1100                    fw_info.feature, fw_info.ver);
1101
1102         /* RLC */
1103         query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC;
1104         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1105         if (ret)
1106                 return ret;
1107         seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n",
1108                    fw_info.feature, fw_info.ver);
1109
1110         /* MEC */
1111         query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC;
1112         query_fw.index = 0;
1113         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1114         if (ret)
1115                 return ret;
1116         seq_printf(m, "MEC feature version: %u, firmware version: 0x%08x\n",
1117                    fw_info.feature, fw_info.ver);
1118
1119         /* MEC2 */
1120         if (adev->asic_type == CHIP_KAVERI ||
1121             (adev->asic_type > CHIP_TOPAZ && adev->asic_type != CHIP_STONEY)) {
1122                 query_fw.index = 1;
1123                 ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1124                 if (ret)
1125                         return ret;
1126                 seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n",
1127                            fw_info.feature, fw_info.ver);
1128         }
1129
1130         /* PSP SOS */
1131         query_fw.fw_type = AMDGPU_INFO_FW_SOS;
1132         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1133         if (ret)
1134                 return ret;
1135         seq_printf(m, "SOS feature version: %u, firmware version: 0x%08x\n",
1136                    fw_info.feature, fw_info.ver);
1137
1138
1139         /* PSP ASD */
1140         query_fw.fw_type = AMDGPU_INFO_FW_ASD;
1141         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1142         if (ret)
1143                 return ret;
1144         seq_printf(m, "ASD feature version: %u, firmware version: 0x%08x\n",
1145                    fw_info.feature, fw_info.ver);
1146
1147         /* SMC */
1148         query_fw.fw_type = AMDGPU_INFO_FW_SMC;
1149         ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1150         if (ret)
1151                 return ret;
1152         seq_printf(m, "SMC feature version: %u, firmware version: 0x%08x\n",
1153                    fw_info.feature, fw_info.ver);
1154
1155         /* SDMA */
1156         query_fw.fw_type = AMDGPU_INFO_FW_SDMA;
1157         for (i = 0; i < adev->sdma.num_instances; i++) {
1158                 query_fw.index = i;
1159                 ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1160                 if (ret)
1161                         return ret;
1162                 seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n",
1163                            i, fw_info.feature, fw_info.ver);
1164         }
1165
1166         return 0;
1167 }
1168
1169 static const struct drm_info_list amdgpu_firmware_info_list[] = {
1170         {"amdgpu_firmware_info", amdgpu_debugfs_firmware_info, 0, NULL},
1171 };
1172 #endif
1173
1174 int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev)
1175 {
1176 #if defined(CONFIG_DEBUG_FS)
1177         return amdgpu_debugfs_add_files(adev, amdgpu_firmware_info_list,
1178                                         ARRAY_SIZE(amdgpu_firmware_info_list));
1179 #else
1180         return 0;
1181 #endif
1182 }