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

   1 /*
   2  * Copyright 2014 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  */
  23
  24 #include <linux/firmware.h>
  25 #include <linux/slab.h>
  26 #include <linux/module.h>
  27 #include <drm/drmP.h>
  28 #include "amdgpu.h"
  29 #include "amdgpu_ucode.h"
  30
  31 static void amdgpu_ucode_print_common_hdr(const struct common_firmware_header *hdr)
  32 {
  33         DRM_DEBUG("size_bytes: %u\n", le32_to_cpu(hdr->size_bytes));
  34         DRM_DEBUG("header_size_bytes: %u\n", le32_to_cpu(hdr->header_size_bytes));
  35         DRM_DEBUG("header_version_major: %u\n", le16_to_cpu(hdr->header_version_major));
  36         DRM_DEBUG("header_version_minor: %u\n", le16_to_cpu(hdr->header_version_minor));
  37         DRM_DEBUG("ip_version_major: %u\n", le16_to_cpu(hdr->ip_version_major));
  38         DRM_DEBUG("ip_version_minor: %u\n", le16_to_cpu(hdr->ip_version_minor));
  39         DRM_DEBUG("ucode_version: 0x%08x\n", le32_to_cpu(hdr->ucode_version));
  40         DRM_DEBUG("ucode_size_bytes: %u\n", le32_to_cpu(hdr->ucode_size_bytes));
  41         DRM_DEBUG("ucode_array_offset_bytes: %u\n",
  42                   le32_to_cpu(hdr->ucode_array_offset_bytes));
  43         DRM_DEBUG("crc32: 0x%08x\n", le32_to_cpu(hdr->crc32));
  44 }
  45
  46 void amdgpu_ucode_print_mc_hdr(const struct common_firmware_header *hdr)
  47 {
  48         uint16_t version_major = le16_to_cpu(hdr->header_version_major);
  49         uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
  50
  51         DRM_DEBUG("MC\n");
  52         amdgpu_ucode_print_common_hdr(hdr);
  53
  54         if (version_major == 1) {
  55                 const struct mc_firmware_header_v1_0 *mc_hdr =
  56                         container_of(hdr, struct mc_firmware_header_v1_0, header);
  57
  58                 DRM_DEBUG("io_debug_size_bytes: %u\n",
  59                           le32_to_cpu(mc_hdr->io_debug_size_bytes));
  60                 DRM_DEBUG("io_debug_array_offset_bytes: %u\n",
  61                           le32_to_cpu(mc_hdr->io_debug_array_offset_bytes));
  62         } else {
  63                 DRM_ERROR("Unknown MC ucode version: %u.%u\n", version_major, version_minor);
  64         }
  65 }
  66
  67 void amdgpu_ucode_print_smc_hdr(const struct common_firmware_header *hdr)
  68 {
  69         uint16_t version_major = le16_to_cpu(hdr->header_version_major);
  70         uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
  71
  72         DRM_DEBUG("SMC\n");
  73         amdgpu_ucode_print_common_hdr(hdr);
  74
  75         if (version_major == 1) {
  76                 const struct smc_firmware_header_v1_0 *smc_hdr =
  77                         container_of(hdr, struct smc_firmware_header_v1_0, header);
  78
  79                 DRM_DEBUG("ucode_start_addr: %u\n", le32_to_cpu(smc_hdr->ucode_start_addr));
  80         } else {
  81                 DRM_ERROR("Unknown SMC ucode version: %u.%u\n", version_major, version_minor);
  82         }
  83 }
  84
  85 void amdgpu_ucode_print_gfx_hdr(const struct common_firmware_header *hdr)
  86 {
  87         uint16_t version_major = le16_to_cpu(hdr->header_version_major);
  88         uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
  89
  90         DRM_DEBUG("GFX\n");
  91         amdgpu_ucode_print_common_hdr(hdr);
  92
  93         if (version_major == 1) {
  94                 const struct gfx_firmware_header_v1_0 *gfx_hdr =
  95                         container_of(hdr, struct gfx_firmware_header_v1_0, header);
  96
  97                 DRM_DEBUG("ucode_feature_version: %u\n",
  98                           le32_to_cpu(gfx_hdr->ucode_feature_version));
  99                 DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(gfx_hdr->jt_offset));
 100                 DRM_DEBUG("jt_size: %u\n", le32_to_cpu(gfx_hdr->jt_size));
 101         } else {
 102                 DRM_ERROR("Unknown GFX ucode version: %u.%u\n", version_major, version_minor);
 103         }
 104 }
 105
 106 void amdgpu_ucode_print_rlc_hdr(const struct common_firmware_header *hdr)
 107 {
 108         uint16_t version_major = le16_to_cpu(hdr->header_version_major);
 109         uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
 110
 111         DRM_DEBUG("RLC\n");
 112         amdgpu_ucode_print_common_hdr(hdr);
 113
 114         if (version_major == 1) {
 115                 const struct rlc_firmware_header_v1_0 *rlc_hdr =
 116                         container_of(hdr, struct rlc_firmware_header_v1_0, header);
 117
 118                 DRM_DEBUG("ucode_feature_version: %u\n",
 119                           le32_to_cpu(rlc_hdr->ucode_feature_version));
 120                 DRM_DEBUG("save_and_restore_offset: %u\n",
 121                           le32_to_cpu(rlc_hdr->save_and_restore_offset));
 122                 DRM_DEBUG("clear_state_descriptor_offset: %u\n",
 123                           le32_to_cpu(rlc_hdr->clear_state_descriptor_offset));
 124                 DRM_DEBUG("avail_scratch_ram_locations: %u\n",
 125                           le32_to_cpu(rlc_hdr->avail_scratch_ram_locations));
 126                 DRM_DEBUG("master_pkt_description_offset: %u\n",
 127                           le32_to_cpu(rlc_hdr->master_pkt_description_offset));
 128         } else if (version_major == 2) {
 129                 const struct rlc_firmware_header_v2_0 *rlc_hdr =
 130                         container_of(hdr, struct rlc_firmware_header_v2_0, header);
 131
 132                 DRM_DEBUG("ucode_feature_version: %u\n",
 133                           le32_to_cpu(rlc_hdr->ucode_feature_version));
 134                 DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(rlc_hdr->jt_offset));
 135                 DRM_DEBUG("jt_size: %u\n", le32_to_cpu(rlc_hdr->jt_size));
 136                 DRM_DEBUG("save_and_restore_offset: %u\n",
 137                           le32_to_cpu(rlc_hdr->save_and_restore_offset));
 138                 DRM_DEBUG("clear_state_descriptor_offset: %u\n",
 139                           le32_to_cpu(rlc_hdr->clear_state_descriptor_offset));
 140                 DRM_DEBUG("avail_scratch_ram_locations: %u\n",
 141                           le32_to_cpu(rlc_hdr->avail_scratch_ram_locations));
 142                 DRM_DEBUG("reg_restore_list_size: %u\n",
 143                           le32_to_cpu(rlc_hdr->reg_restore_list_size));
 144                 DRM_DEBUG("reg_list_format_start: %u\n",
 145                           le32_to_cpu(rlc_hdr->reg_list_format_start));
 146                 DRM_DEBUG("reg_list_format_separate_start: %u\n",
 147                           le32_to_cpu(rlc_hdr->reg_list_format_separate_start));
 148                 DRM_DEBUG("starting_offsets_start: %u\n",
 149                           le32_to_cpu(rlc_hdr->starting_offsets_start));
 150                 DRM_DEBUG("reg_list_format_size_bytes: %u\n",
 151                           le32_to_cpu(rlc_hdr->reg_list_format_size_bytes));
 152                 DRM_DEBUG("reg_list_format_array_offset_bytes: %u\n",
 153                           le32_to_cpu(rlc_hdr->reg_list_format_array_offset_bytes));
 154                 DRM_DEBUG("reg_list_size_bytes: %u\n",
 155                           le32_to_cpu(rlc_hdr->reg_list_size_bytes));
 156                 DRM_DEBUG("reg_list_array_offset_bytes: %u\n",
 157                           le32_to_cpu(rlc_hdr->reg_list_array_offset_bytes));
 158                 DRM_DEBUG("reg_list_format_separate_size_bytes: %u\n",
 159                           le32_to_cpu(rlc_hdr->reg_list_format_separate_size_bytes));
 160                 DRM_DEBUG("reg_list_format_separate_array_offset_bytes: %u\n",
 161                           le32_to_cpu(rlc_hdr->reg_list_format_separate_array_offset_bytes));
 162                 DRM_DEBUG("reg_list_separate_size_bytes: %u\n",
 163                           le32_to_cpu(rlc_hdr->reg_list_separate_size_bytes));
 164                 DRM_DEBUG("reg_list_separate_array_offset_bytes: %u\n",
 165                           le32_to_cpu(rlc_hdr->reg_list_separate_array_offset_bytes));
 166                 if (version_minor == 1) {
 167                         const struct rlc_firmware_header_v2_1 *v2_1 =
 168                                 container_of(rlc_hdr, struct rlc_firmware_header_v2_1, v2_0);
 169                         DRM_DEBUG("reg_list_format_direct_reg_list_length: %u\n",
 170                                   le32_to_cpu(v2_1->reg_list_format_direct_reg_list_length));
 171                         DRM_DEBUG("save_restore_list_cntl_ucode_ver: %u\n",
 172                                   le32_to_cpu(v2_1->save_restore_list_cntl_ucode_ver));
 173                         DRM_DEBUG("save_restore_list_cntl_feature_ver: %u\n",
 174                                   le32_to_cpu(v2_1->save_restore_list_cntl_feature_ver));
 175                         DRM_DEBUG("save_restore_list_cntl_size_bytes %u\n",
 176                                   le32_to_cpu(v2_1->save_restore_list_cntl_size_bytes));
 177                         DRM_DEBUG("save_restore_list_cntl_offset_bytes: %u\n",
 178                                   le32_to_cpu(v2_1->save_restore_list_cntl_offset_bytes));
 179                         DRM_DEBUG("save_restore_list_gpm_ucode_ver: %u\n",
 180                                   le32_to_cpu(v2_1->save_restore_list_gpm_ucode_ver));
 181                         DRM_DEBUG("save_restore_list_gpm_feature_ver: %u\n",
 182                                   le32_to_cpu(v2_1->save_restore_list_gpm_feature_ver));
 183                         DRM_DEBUG("save_restore_list_gpm_size_bytes %u\n",
 184                                   le32_to_cpu(v2_1->save_restore_list_gpm_size_bytes));
 185                         DRM_DEBUG("save_restore_list_gpm_offset_bytes: %u\n",
 186                                   le32_to_cpu(v2_1->save_restore_list_gpm_offset_bytes));
 187                         DRM_DEBUG("save_restore_list_srm_ucode_ver: %u\n",
 188                                   le32_to_cpu(v2_1->save_restore_list_srm_ucode_ver));
 189                         DRM_DEBUG("save_restore_list_srm_feature_ver: %u\n",
 190                                   le32_to_cpu(v2_1->save_restore_list_srm_feature_ver));
 191                         DRM_DEBUG("save_restore_list_srm_size_bytes %u\n",
 192                                   le32_to_cpu(v2_1->save_restore_list_srm_size_bytes));
 193                         DRM_DEBUG("save_restore_list_srm_offset_bytes: %u\n",
 194                                   le32_to_cpu(v2_1->save_restore_list_srm_offset_bytes));
 195                 }
 196         } else {
 197                 DRM_ERROR("Unknown RLC ucode version: %u.%u\n", version_major, version_minor);
 198         }
 199 }
 200
 201 void amdgpu_ucode_print_sdma_hdr(const struct common_firmware_header *hdr)
 202 {
 203         uint16_t version_major = le16_to_cpu(hdr->header_version_major);
 204         uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
 205
 206         DRM_DEBUG("SDMA\n");
 207         amdgpu_ucode_print_common_hdr(hdr);
 208
 209         if (version_major == 1) {
 210                 const struct sdma_firmware_header_v1_0 *sdma_hdr =
 211                         container_of(hdr, struct sdma_firmware_header_v1_0, header);
 212
 213                 DRM_DEBUG("ucode_feature_version: %u\n",
 214                           le32_to_cpu(sdma_hdr->ucode_feature_version));
 215                 DRM_DEBUG("ucode_change_version: %u\n",
 216                           le32_to_cpu(sdma_hdr->ucode_change_version));
 217                 DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(sdma_hdr->jt_offset));
 218                 DRM_DEBUG("jt_size: %u\n", le32_to_cpu(sdma_hdr->jt_size));
 219                 if (version_minor >= 1) {
 220                         const struct sdma_firmware_header_v1_1 *sdma_v1_1_hdr =
 221                                 container_of(sdma_hdr, struct sdma_firmware_header_v1_1, v1_0);
 222                         DRM_DEBUG("digest_size: %u\n", le32_to_cpu(sdma_v1_1_hdr->digest_size));
 223                 }
 224         } else {
 225                 DRM_ERROR("Unknown SDMA ucode version: %u.%u\n",
 226                           version_major, version_minor);
 227         }
 228 }
 229
 230 void amdgpu_ucode_print_gpu_info_hdr(const struct common_firmware_header *hdr)
 231 {
 232         uint16_t version_major = le16_to_cpu(hdr->header_version_major);
 233         uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
 234
 235         DRM_DEBUG("GPU_INFO\n");
 236         amdgpu_ucode_print_common_hdr(hdr);
 237
 238         if (version_major == 1) {
 239                 const struct gpu_info_firmware_header_v1_0 *gpu_info_hdr =
 240                         container_of(hdr, struct gpu_info_firmware_header_v1_0, header);
 241
 242                 DRM_DEBUG("version_major: %u\n",
 243                           le16_to_cpu(gpu_info_hdr->version_major));
 244                 DRM_DEBUG("version_minor: %u\n",
 245                           le16_to_cpu(gpu_info_hdr->version_minor));
 246         } else {
 247                 DRM_ERROR("Unknown gpu_info ucode version: %u.%u\n", version_major, version_minor);
 248         }
 249 }
 250
 251 int amdgpu_ucode_validate(const struct firmware *fw)
 252 {
 253         const struct common_firmware_header *hdr =
 254                 (const struct common_firmware_header *)fw->data;
 255
 256         if (fw->size == le32_to_cpu(hdr->size_bytes))
 257                 return 0;
 258
 259         return -EINVAL;
 260 }
 261
 262 bool amdgpu_ucode_hdr_version(union amdgpu_firmware_header *hdr,
 263                                 uint16_t hdr_major, uint16_t hdr_minor)
 264 {
 265         if ((hdr->common.header_version_major == hdr_major) &&
 266                 (hdr->common.header_version_minor == hdr_minor))
 267                 return false;
 268         return true;
 269 }
 270
 271 enum amdgpu_firmware_load_type
 272 amdgpu_ucode_get_load_type(struct amdgpu_device *adev, int load_type)
 273 {
 274         switch (adev->asic_type) {
 275 #ifdef CONFIG_DRM_AMDGPU_SI
 276         case CHIP_TAHITI:
 277         case CHIP_PITCAIRN:
 278         case CHIP_VERDE:
 279         case CHIP_OLAND:
 280                 return AMDGPU_FW_LOAD_DIRECT;
 281 #endif
 282 #ifdef CONFIG_DRM_AMDGPU_CIK
 283         case CHIP_BONAIRE:
 284         case CHIP_KAVERI:
 285         case CHIP_KABINI:
 286         case CHIP_HAWAII:
 287         case CHIP_MULLINS:
 288                 return AMDGPU_FW_LOAD_DIRECT;
 289 #endif
 290         case CHIP_TOPAZ:
 291         case CHIP_TONGA:
 292         case CHIP_FIJI:
 293         case CHIP_CARRIZO:
 294         case CHIP_STONEY:
 295         case CHIP_POLARIS10:
 296         case CHIP_POLARIS11:
 297         case CHIP_POLARIS12:
 298         case CHIP_VEGAM:
 299                 if (!load_type)
 300                         return AMDGPU_FW_LOAD_DIRECT;
 301                 else
 302                         return AMDGPU_FW_LOAD_SMU;
 303         case CHIP_VEGA10:
 304         case CHIP_RAVEN:
 305         case CHIP_VEGA12:
 306         case CHIP_VEGA20:
 307                 if (!load_type)
 308                         return AMDGPU_FW_LOAD_DIRECT;
 309                 else
 310                         return AMDGPU_FW_LOAD_PSP;
 311         default:
 312                 DRM_ERROR("Unknown firmware load type\n");
 313         }
 314
 315         return AMDGPU_FW_LOAD_DIRECT;
 316 }
 317
 318 static int amdgpu_ucode_init_single_fw(struct amdgpu_device *adev,
 319                                        struct amdgpu_firmware_info *ucode,
 320                                        uint64_t mc_addr, void *kptr)
 321 {
 322         const struct common_firmware_header *header = NULL;
 323         const struct gfx_firmware_header_v1_0 *cp_hdr = NULL;
 324
 325         if (NULL == ucode->fw)
 326                 return 0;
 327
 328         ucode->mc_addr = mc_addr;
 329         ucode->kaddr = kptr;
 330
 331         if (ucode->ucode_id == AMDGPU_UCODE_ID_STORAGE)
 332                 return 0;
 333
 334         header = (const struct common_firmware_header *)ucode->fw->data;
 335
 336         cp_hdr = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
 337
 338         if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP ||
 339             (ucode->ucode_id != AMDGPU_UCODE_ID_CP_MEC1 &&
 340              ucode->ucode_id != AMDGPU_UCODE_ID_CP_MEC2 &&
 341              ucode->ucode_id != AMDGPU_UCODE_ID_CP_MEC1_JT &&
 342              ucode->ucode_id != AMDGPU_UCODE_ID_CP_MEC2_JT &&
 343              ucode->ucode_id != AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL &&
 344              ucode->ucode_id != AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM &&
 345              ucode->ucode_id != AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM)) {
 346                 ucode->ucode_size = le32_to_cpu(header->ucode_size_bytes);
 347
 348                 memcpy(ucode->kaddr, (void *)((uint8_t *)ucode->fw->data +
 349                                               le32_to_cpu(header->ucode_array_offset_bytes)),
 350                        ucode->ucode_size);
 351         } else if (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1 ||
 352                    ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2) {
 353                 ucode->ucode_size = le32_to_cpu(header->ucode_size_bytes) -
 354                         le32_to_cpu(cp_hdr->jt_size) * 4;
 355
 356                 memcpy(ucode->kaddr, (void *)((uint8_t *)ucode->fw->data +
 357                                               le32_to_cpu(header->ucode_array_offset_bytes)),
 358                        ucode->ucode_size);
 359         } else if (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1_JT ||
 360                    ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2_JT) {
 361                 ucode->ucode_size = le32_to_cpu(cp_hdr->jt_size) * 4;
 362
 363                 memcpy(ucode->kaddr, (void *)((uint8_t *)ucode->fw->data +
 364                                               le32_to_cpu(header->ucode_array_offset_bytes) +
 365                                               le32_to_cpu(cp_hdr->jt_offset) * 4),
 366                        ucode->ucode_size);
 367         } else if (ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL) {
 368                 ucode->ucode_size = adev->gfx.rlc.save_restore_list_cntl_size_bytes;
 369                 memcpy(ucode->kaddr, adev->gfx.rlc.save_restore_list_cntl,
 370                        ucode->ucode_size);
 371         } else if (ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM) {
 372                 ucode->ucode_size = adev->gfx.rlc.save_restore_list_gpm_size_bytes;
 373                 memcpy(ucode->kaddr, adev->gfx.rlc.save_restore_list_gpm,
 374                        ucode->ucode_size);
 375         } else if (ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM) {
 376                 ucode->ucode_size = adev->gfx.rlc.save_restore_list_srm_size_bytes;
 377                 memcpy(ucode->kaddr, adev->gfx.rlc.save_restore_list_srm,
 378                        ucode->ucode_size);
 379         }
 380
 381         return 0;
 382 }
 383
 384 static int amdgpu_ucode_patch_jt(struct amdgpu_firmware_info *ucode,
 385                                 uint64_t mc_addr, void *kptr)
 386 {
 387         const struct gfx_firmware_header_v1_0 *header = NULL;
 388         const struct common_firmware_header *comm_hdr = NULL;
 389         uint8_t* src_addr = NULL;
 390         uint8_t* dst_addr = NULL;
 391
 392         if (NULL == ucode->fw)
 393                 return 0;
 394
 395         comm_hdr = (const struct common_firmware_header *)ucode->fw->data;
 396         header = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
 397         dst_addr = ucode->kaddr +
 398                            ALIGN(le32_to_cpu(comm_hdr->ucode_size_bytes),
 399                            PAGE_SIZE);
 400         src_addr = (uint8_t *)ucode->fw->data +
 401                            le32_to_cpu(comm_hdr->ucode_array_offset_bytes) +
 402                            (le32_to_cpu(header->jt_offset) * 4);
 403         memcpy(dst_addr, src_addr, le32_to_cpu(header->jt_size) * 4);
 404
 405         return 0;
 406 }
 407
 408 int amdgpu_ucode_init_bo(struct amdgpu_device *adev)
 409 {
 410         uint64_t fw_offset = 0;
 411         int i, err;
 412         struct amdgpu_firmware_info *ucode = NULL;
 413         const struct common_firmware_header *header = NULL;
 414
 415         if (!adev->firmware.fw_size) {
 416                 dev_warn(adev->dev, "No ip firmware need to load\n");
 417                 return 0;
 418         }
 419
 420         if (!adev->in_gpu_reset) {
 421                 err = amdgpu_bo_create_kernel(adev, adev->firmware.fw_size, PAGE_SIZE,
 422                                         amdgpu_sriov_vf(adev) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT,
 423                                         &adev->firmware.fw_buf,
 424                                         &adev->firmware.fw_buf_mc,
 425                                         &adev->firmware.fw_buf_ptr);
 426                 if (err) {
 427                         dev_err(adev->dev, "failed to create kernel buffer for firmware.fw_buf\n");
 428                         goto failed;
 429                 }
 430         }
 431
 432         memset(adev->firmware.fw_buf_ptr, 0, adev->firmware.fw_size);
 433
 434         /*
 435          * if SMU loaded firmware, it needn't add SMC, UVD, and VCE
 436          * ucode info here
 437          */
 438         if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
 439                 if (amdgpu_sriov_vf(adev))
 440                         adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 3;
 441                 else
 442                         adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 4;
 443         } else {
 444                 adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM;
 445         }
 446
 447         for (i = 0; i < adev->firmware.max_ucodes; i++) {
 448                 ucode = &adev->firmware.ucode[i];
 449                 if (ucode->fw) {
 450                         header = (const struct common_firmware_header *)ucode->fw->data;
 451                         amdgpu_ucode_init_single_fw(adev, ucode, adev->firmware.fw_buf_mc + fw_offset,
 452                                                     adev->firmware.fw_buf_ptr + fw_offset);
 453                         if (i == AMDGPU_UCODE_ID_CP_MEC1 &&
 454                             adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
 455                                 const struct gfx_firmware_header_v1_0 *cp_hdr;
 456                                 cp_hdr = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
 457                                 amdgpu_ucode_patch_jt(ucode,  adev->firmware.fw_buf_mc + fw_offset,
 458                                                     adev->firmware.fw_buf_ptr + fw_offset);
 459                                 fw_offset += ALIGN(le32_to_cpu(cp_hdr->jt_size) << 2, PAGE_SIZE);
 460                         }
 461                         fw_offset += ALIGN(ucode->ucode_size, PAGE_SIZE);
 462                 }
 463         }
 464         return 0;
 465
 466 failed:
 467         if (err)
 468                 adev->firmware.load_type = AMDGPU_FW_LOAD_DIRECT;
 469
 470         return err;
 471 }
 472
 473 int amdgpu_ucode_fini_bo(struct amdgpu_device *adev)
 474 {
 475         int i;
 476         struct amdgpu_firmware_info *ucode = NULL;
 477
 478         if (!adev->firmware.fw_size)
 479                 return 0;
 480
 481         for (i = 0; i < adev->firmware.max_ucodes; i++) {
 482                 ucode = &adev->firmware.ucode[i];
 483                 if (ucode->fw) {
 484                         ucode->mc_addr = 0;
 485                         ucode->kaddr = NULL;
 486                 }
 487         }
 488
 489         amdgpu_bo_free_kernel(&adev->firmware.fw_buf,
 490                                 &adev->firmware.fw_buf_mc,
 491                                 &adev->firmware.fw_buf_ptr);
 492
 493         return 0;
 494 }