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

   1 /*
   2  * Copyright 2016 Advanced Micro Devices, Inc.
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the
   7  * "Software"), to deal in the Software without restriction, including
   8  * without limitation the rights to use, copy, modify, merge, publish,
   9  * distribute, sub license, and/or sell copies of the Software, and to
  10  * permit persons to whom the Software is furnished to do so, subject to
  11  * the following conditions:
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  16  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
  17  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  18  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  19  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  20  *
  21  * The above copyright notice and this permission notice (including the
  22  * next paragraph) shall be included in all copies or substantial portions
  23  * of the Software.
  24  *
  25  */
  26
  27 #include <linux/firmware.h>
  28 #include <linux/module.h>
  29 #include <linux/pci.h>
  30
  31 #include "amdgpu.h"
  32 #include "amdgpu_pm.h"
  33 #include "amdgpu_vcn.h"
  34 #include "soc15d.h"
  35
  36 /* Firmware Names */
  37 #define FIRMWARE_RAVEN          "amdgpu/raven_vcn.bin"
  38 #define FIRMWARE_PICASSO        "amdgpu/picasso_vcn.bin"
  39 #define FIRMWARE_RAVEN2         "amdgpu/raven2_vcn.bin"
  40 #define FIRMWARE_ARCTURUS       "amdgpu/arcturus_vcn.bin"
  41 #define FIRMWARE_RENOIR         "amdgpu/renoir_vcn.bin"
  42 #define FIRMWARE_GREEN_SARDINE  "amdgpu/green_sardine_vcn.bin"
  43 #define FIRMWARE_NAVI10         "amdgpu/navi10_vcn.bin"
  44 #define FIRMWARE_NAVI14         "amdgpu/navi14_vcn.bin"
  45 #define FIRMWARE_NAVI12         "amdgpu/navi12_vcn.bin"
  46 #define FIRMWARE_SIENNA_CICHLID "amdgpu/sienna_cichlid_vcn.bin"
  47 #define FIRMWARE_NAVY_FLOUNDER  "amdgpu/navy_flounder_vcn.bin"
  48 #define FIRMWARE_VANGOGH        "amdgpu/vangogh_vcn.bin"
  49 #define FIRMWARE_DIMGREY_CAVEFISH       "amdgpu/dimgrey_cavefish_vcn.bin"
  50
  51 MODULE_FIRMWARE(FIRMWARE_RAVEN);
  52 MODULE_FIRMWARE(FIRMWARE_PICASSO);
  53 MODULE_FIRMWARE(FIRMWARE_RAVEN2);
  54 MODULE_FIRMWARE(FIRMWARE_ARCTURUS);
  55 MODULE_FIRMWARE(FIRMWARE_RENOIR);
  56 MODULE_FIRMWARE(FIRMWARE_GREEN_SARDINE);
  57 MODULE_FIRMWARE(FIRMWARE_NAVI10);
  58 MODULE_FIRMWARE(FIRMWARE_NAVI14);
  59 MODULE_FIRMWARE(FIRMWARE_NAVI12);
  60 MODULE_FIRMWARE(FIRMWARE_SIENNA_CICHLID);
  61 MODULE_FIRMWARE(FIRMWARE_NAVY_FLOUNDER);
  62 MODULE_FIRMWARE(FIRMWARE_VANGOGH);
  63 MODULE_FIRMWARE(FIRMWARE_DIMGREY_CAVEFISH);
  64
  65 static void amdgpu_vcn_idle_work_handler(struct work_struct *work);
  66
  67 int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
  68 {
  69         unsigned long bo_size;
  70         const char *fw_name;
  71         const struct common_firmware_header *hdr;
  72         unsigned char fw_check;
  73         int i, r;
  74
  75         INIT_DELAYED_WORK(&adev->vcn.idle_work, amdgpu_vcn_idle_work_handler);
  76         mutex_init(&adev->vcn.vcn_pg_lock);
  77         mutex_init(&adev->vcn.vcn1_jpeg1_workaround);
  78         atomic_set(&adev->vcn.total_submission_cnt, 0);
  79         for (i = 0; i < adev->vcn.num_vcn_inst; i++)
  80                 atomic_set(&adev->vcn.inst[i].dpg_enc_submission_cnt, 0);
  81
  82         switch (adev->asic_type) {
  83         case CHIP_RAVEN:
  84                 if (adev->apu_flags & AMD_APU_IS_RAVEN2)
  85                         fw_name = FIRMWARE_RAVEN2;
  86                 else if (adev->apu_flags & AMD_APU_IS_PICASSO)
  87                         fw_name = FIRMWARE_PICASSO;
  88                 else
  89                         fw_name = FIRMWARE_RAVEN;
  90                 break;
  91         case CHIP_ARCTURUS:
  92                 fw_name = FIRMWARE_ARCTURUS;
  93                 if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
  94                     (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
  95                         adev->vcn.indirect_sram = true;
  96                 break;
  97         case CHIP_RENOIR:
  98                 if (adev->apu_flags & AMD_APU_IS_RENOIR)
  99                         fw_name = FIRMWARE_RENOIR;
 100                 else
 101                         fw_name = FIRMWARE_GREEN_SARDINE;
 102
 103                 if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
 104                     (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
 105                         adev->vcn.indirect_sram = true;
 106                 break;
 107         case CHIP_NAVI10:
 108                 fw_name = FIRMWARE_NAVI10;
 109                 if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
 110                     (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
 111                         adev->vcn.indirect_sram = true;
 112                 break;
 113         case CHIP_NAVI14:
 114                 fw_name = FIRMWARE_NAVI14;
 115                 if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
 116                     (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
 117                         adev->vcn.indirect_sram = true;
 118                 break;
 119         case CHIP_NAVI12:
 120                 fw_name = FIRMWARE_NAVI12;
 121                 if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
 122                     (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
 123                         adev->vcn.indirect_sram = true;
 124                 break;
 125         case CHIP_SIENNA_CICHLID:
 126                 fw_name = FIRMWARE_SIENNA_CICHLID;
 127                 if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
 128                     (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
 129                         adev->vcn.indirect_sram = true;
 130                 break;
 131         case CHIP_NAVY_FLOUNDER:
 132                 fw_name = FIRMWARE_NAVY_FLOUNDER;
 133                 if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
 134                     (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
 135                         adev->vcn.indirect_sram = true;
 136                 break;
 137         case CHIP_VANGOGH:
 138                 fw_name = FIRMWARE_VANGOGH;
 139                 break;
 140         case CHIP_DIMGREY_CAVEFISH:
 141                 fw_name = FIRMWARE_DIMGREY_CAVEFISH;
 142                 if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
 143                     (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
 144                         adev->vcn.indirect_sram = true;
 145                 break;
 146         default:
 147                 return -EINVAL;
 148         }
 149
 150         r = request_firmware(&adev->vcn.fw, fw_name, adev->dev);
 151         if (r) {
 152                 dev_err(adev->dev, "amdgpu_vcn: Can't load firmware \"%s\"\n",
 153                         fw_name);
 154                 return r;
 155         }
 156
 157         r = amdgpu_ucode_validate(adev->vcn.fw);
 158         if (r) {
 159                 dev_err(adev->dev, "amdgpu_vcn: Can't validate firmware \"%s\"\n",
 160                         fw_name);
 161                 release_firmware(adev->vcn.fw);
 162                 adev->vcn.fw = NULL;
 163                 return r;
 164         }
 165
 166         hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
 167         adev->vcn.fw_version = le32_to_cpu(hdr->ucode_version);
 168
 169         /* Bit 20-23, it is encode major and non-zero for new naming convention.
 170          * This field is part of version minor and DRM_DISABLED_FLAG in old naming
 171          * convention. Since the l:wq!atest version minor is 0x5B and DRM_DISABLED_FLAG
 172          * is zero in old naming convention, this field is always zero so far.
 173          * These four bits are used to tell which naming convention is present.
 174          */
 175         fw_check = (le32_to_cpu(hdr->ucode_version) >> 20) & 0xf;
 176         if (fw_check) {
 177                 unsigned int dec_ver, enc_major, enc_minor, vep, fw_rev;
 178
 179                 fw_rev = le32_to_cpu(hdr->ucode_version) & 0xfff;
 180                 enc_minor = (le32_to_cpu(hdr->ucode_version) >> 12) & 0xff;
 181                 enc_major = fw_check;
 182                 dec_ver = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xf;
 183                 vep = (le32_to_cpu(hdr->ucode_version) >> 28) & 0xf;
 184                 DRM_INFO("Found VCN firmware Version ENC: %u.%u DEC: %u VEP: %u Revision: %u\n",
 185                         enc_major, enc_minor, dec_ver, vep, fw_rev);
 186         } else {
 187                 unsigned int version_major, version_minor, family_id;
 188
 189                 family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
 190                 version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
 191                 version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
 192                 DRM_INFO("Found VCN firmware Version: %u.%u Family ID: %u\n",
 193                         version_major, version_minor, family_id);
 194         }
 195
 196         bo_size = AMDGPU_VCN_STACK_SIZE + AMDGPU_VCN_CONTEXT_SIZE;
 197         if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
 198                 bo_size += AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
 199         bo_size += AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
 200
 201         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 202                 if (adev->vcn.harvest_config & (1 << i))
 203                         continue;
 204
 205                 r = amdgpu_bo_create_kernel(adev, bo_size, PAGE_SIZE,
 206                                                 AMDGPU_GEM_DOMAIN_VRAM, &adev->vcn.inst[i].vcpu_bo,
 207                                                 &adev->vcn.inst[i].gpu_addr, &adev->vcn.inst[i].cpu_addr);
 208                 if (r) {
 209                         dev_err(adev->dev, "(%d) failed to allocate vcn bo\n", r);
 210                         return r;
 211                 }
 212
 213                 adev->vcn.inst[i].fw_shared_cpu_addr = adev->vcn.inst[i].cpu_addr +
 214                                 bo_size - AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
 215                 adev->vcn.inst[i].fw_shared_gpu_addr = adev->vcn.inst[i].gpu_addr +
 216                                 bo_size - AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
 217
 218                 if (adev->vcn.indirect_sram) {
 219                         r = amdgpu_bo_create_kernel(adev, 64 * 2 * 4, PAGE_SIZE,
 220                                         AMDGPU_GEM_DOMAIN_VRAM, &adev->vcn.inst[i].dpg_sram_bo,
 221                                         &adev->vcn.inst[i].dpg_sram_gpu_addr, &adev->vcn.inst[i].dpg_sram_cpu_addr);
 222                         if (r) {
 223                                 dev_err(adev->dev, "VCN %d (%d) failed to allocate DPG bo\n", i, r);
 224                                 return r;
 225                         }
 226                 }
 227         }
 228
 229         return 0;
 230 }
 231
 232 int amdgpu_vcn_sw_fini(struct amdgpu_device *adev)
 233 {
 234         int i, j;
 235
 236         cancel_delayed_work_sync(&adev->vcn.idle_work);
 237
 238         for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
 239                 if (adev->vcn.harvest_config & (1 << j))
 240                         continue;
 241
 242                 if (adev->vcn.indirect_sram) {
 243                         amdgpu_bo_free_kernel(&adev->vcn.inst[j].dpg_sram_bo,
 244                                                   &adev->vcn.inst[j].dpg_sram_gpu_addr,
 245                                                   (void **)&adev->vcn.inst[j].dpg_sram_cpu_addr);
 246                 }
 247                 kvfree(adev->vcn.inst[j].saved_bo);
 248
 249                 amdgpu_bo_free_kernel(&adev->vcn.inst[j].vcpu_bo,
 250                                           &adev->vcn.inst[j].gpu_addr,
 251                                           (void **)&adev->vcn.inst[j].cpu_addr);
 252
 253                 amdgpu_ring_fini(&adev->vcn.inst[j].ring_dec);
 254
 255                 for (i = 0; i < adev->vcn.num_enc_rings; ++i)
 256                         amdgpu_ring_fini(&adev->vcn.inst[j].ring_enc[i]);
 257         }
 258
 259         release_firmware(adev->vcn.fw);
 260         mutex_destroy(&adev->vcn.vcn1_jpeg1_workaround);
 261         mutex_destroy(&adev->vcn.vcn_pg_lock);
 262
 263         return 0;
 264 }
 265
 266 int amdgpu_vcn_suspend(struct amdgpu_device *adev)
 267 {
 268         unsigned size;
 269         void *ptr;
 270         int i;
 271
 272         cancel_delayed_work_sync(&adev->vcn.idle_work);
 273
 274         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 275                 if (adev->vcn.harvest_config & (1 << i))
 276                         continue;
 277                 if (adev->vcn.inst[i].vcpu_bo == NULL)
 278                         return 0;
 279
 280                 size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo);
 281                 ptr = adev->vcn.inst[i].cpu_addr;
 282
 283                 adev->vcn.inst[i].saved_bo = kvmalloc(size, GFP_KERNEL);
 284                 if (!adev->vcn.inst[i].saved_bo)
 285                         return -ENOMEM;
 286
 287                 memcpy_fromio(adev->vcn.inst[i].saved_bo, ptr, size);
 288         }
 289         return 0;
 290 }
 291
 292 int amdgpu_vcn_resume(struct amdgpu_device *adev)
 293 {
 294         unsigned size;
 295         void *ptr;
 296         int i;
 297
 298         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 299                 if (adev->vcn.harvest_config & (1 << i))
 300                         continue;
 301                 if (adev->vcn.inst[i].vcpu_bo == NULL)
 302                         return -EINVAL;
 303
 304                 size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo);
 305                 ptr = adev->vcn.inst[i].cpu_addr;
 306
 307                 if (adev->vcn.inst[i].saved_bo != NULL) {
 308                         memcpy_toio(ptr, adev->vcn.inst[i].saved_bo, size);
 309                         kvfree(adev->vcn.inst[i].saved_bo);
 310                         adev->vcn.inst[i].saved_bo = NULL;
 311                 } else {
 312                         const struct common_firmware_header *hdr;
 313                         unsigned offset;
 314
 315                         hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
 316                         if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
 317                                 offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
 318                                 memcpy_toio(adev->vcn.inst[i].cpu_addr, adev->vcn.fw->data + offset,
 319                                             le32_to_cpu(hdr->ucode_size_bytes));
 320                                 size -= le32_to_cpu(hdr->ucode_size_bytes);
 321                                 ptr += le32_to_cpu(hdr->ucode_size_bytes);
 322                         }
 323                         memset_io(ptr, 0, size);
 324                 }
 325         }
 326         return 0;
 327 }
 328
 329 static void amdgpu_vcn_idle_work_handler(struct work_struct *work)
 330 {
 331         struct amdgpu_device *adev =
 332                 container_of(work, struct amdgpu_device, vcn.idle_work.work);
 333         unsigned int fences = 0, fence[AMDGPU_MAX_VCN_INSTANCES] = {0};
 334         unsigned int i, j;
 335         int r = 0;
 336
 337         for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
 338                 if (adev->vcn.harvest_config & (1 << j))
 339                         continue;
 340
 341                 for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 342                         fence[j] += amdgpu_fence_count_emitted(&adev->vcn.inst[j].ring_enc[i]);
 343                 }
 344
 345                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)    {
 346                         struct dpg_pause_state new_state;
 347
 348                         if (fence[j] ||
 349                                 unlikely(atomic_read(&adev->vcn.inst[j].dpg_enc_submission_cnt)))
 350                                 new_state.fw_based = VCN_DPG_STATE__PAUSE;
 351                         else
 352                                 new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
 353
 354                         adev->vcn.pause_dpg_mode(adev, j, &new_state);
 355                 }
 356
 357                 fence[j] += amdgpu_fence_count_emitted(&adev->vcn.inst[j].ring_dec);
 358                 fences += fence[j];
 359         }
 360
 361         if (!fences && !atomic_read(&adev->vcn.total_submission_cnt)) {
 362                 amdgpu_gfx_off_ctrl(adev, true);
 363                 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
 364                        AMD_PG_STATE_GATE);
 365                 r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
 366                                 false);
 367                 if (r)
 368                         dev_warn(adev->dev, "(%d) failed to disable video power profile mode\n", r);
 369         } else {
 370                 schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
 371         }
 372 }
 373
 374 void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring)
 375 {
 376         struct amdgpu_device *adev = ring->adev;
 377         int r = 0;
 378
 379         atomic_inc(&adev->vcn.total_submission_cnt);
 380
 381         if (!cancel_delayed_work_sync(&adev->vcn.idle_work)) {
 382                 amdgpu_gfx_off_ctrl(adev, false);
 383                 r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
 384                                 true);
 385                 if (r)
 386                         dev_warn(adev->dev, "(%d) failed to switch to video power profile mode\n", r);
 387         }
 388
 389         mutex_lock(&adev->vcn.vcn_pg_lock);
 390         amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
 391                AMD_PG_STATE_UNGATE);
 392
 393         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)    {
 394                 struct dpg_pause_state new_state;
 395
 396                 if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) {
 397                         atomic_inc(&adev->vcn.inst[ring->me].dpg_enc_submission_cnt);
 398                         new_state.fw_based = VCN_DPG_STATE__PAUSE;
 399                 } else {
 400                         unsigned int fences = 0;
 401                         unsigned int i;
 402
 403                         for (i = 0; i < adev->vcn.num_enc_rings; ++i)
 404                                 fences += amdgpu_fence_count_emitted(&adev->vcn.inst[ring->me].ring_enc[i]);
 405
 406                         if (fences || atomic_read(&adev->vcn.inst[ring->me].dpg_enc_submission_cnt))
 407                                 new_state.fw_based = VCN_DPG_STATE__PAUSE;
 408                         else
 409                                 new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
 410                 }
 411
 412                 adev->vcn.pause_dpg_mode(adev, ring->me, &new_state);
 413         }
 414         mutex_unlock(&adev->vcn.vcn_pg_lock);
 415 }
 416
 417 void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring)
 418 {
 419         if (ring->adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
 420                 ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)
 421                 atomic_dec(&ring->adev->vcn.inst[ring->me].dpg_enc_submission_cnt);
 422
 423         atomic_dec(&ring->adev->vcn.total_submission_cnt);
 424
 425         schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
 426 }
 427
 428 int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring)
 429 {
 430         struct amdgpu_device *adev = ring->adev;
 431         uint32_t tmp = 0;
 432         unsigned i;
 433         int r;
 434
 435         /* VCN in SRIOV does not support direct register read/write */
 436         if (amdgpu_sriov_vf(adev))
 437                 return 0;
 438
 439         WREG32(adev->vcn.inst[ring->me].external.scratch9, 0xCAFEDEAD);
 440         r = amdgpu_ring_alloc(ring, 3);
 441         if (r)
 442                 return r;
 443         amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.scratch9, 0));
 444         amdgpu_ring_write(ring, 0xDEADBEEF);
 445         amdgpu_ring_commit(ring);
 446         for (i = 0; i < adev->usec_timeout; i++) {
 447                 tmp = RREG32(adev->vcn.inst[ring->me].external.scratch9);
 448                 if (tmp == 0xDEADBEEF)
 449                         break;
 450                 udelay(1);
 451         }
 452
 453         if (i >= adev->usec_timeout)
 454                 r = -ETIMEDOUT;
 455
 456         return r;
 457 }
 458
 459 int amdgpu_vcn_dec_sw_ring_test_ring(struct amdgpu_ring *ring)
 460 {
 461         struct amdgpu_device *adev = ring->adev;
 462         uint32_t rptr;
 463         unsigned int i;
 464         int r;
 465
 466         if (amdgpu_sriov_vf(adev))
 467                 return 0;
 468
 469         r = amdgpu_ring_alloc(ring, 16);
 470         if (r)
 471                 return r;
 472
 473         rptr = amdgpu_ring_get_rptr(ring);
 474
 475         amdgpu_ring_write(ring, VCN_DEC_SW_CMD_END);
 476         amdgpu_ring_commit(ring);
 477
 478         for (i = 0; i < adev->usec_timeout; i++) {
 479                 if (amdgpu_ring_get_rptr(ring) != rptr)
 480                         break;
 481                 udelay(1);
 482         }
 483
 484         if (i >= adev->usec_timeout)
 485                 r = -ETIMEDOUT;
 486
 487         return r;
 488 }
 489
 490 static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
 491                                    struct amdgpu_bo *bo,
 492                                    struct dma_fence **fence)
 493 {
 494         struct amdgpu_device *adev = ring->adev;
 495         struct dma_fence *f = NULL;
 496         struct amdgpu_job *job;
 497         struct amdgpu_ib *ib;
 498         uint64_t addr;
 499         void *msg = NULL;
 500         int i, r;
 501
 502         r = amdgpu_job_alloc_with_ib(adev, 64,
 503                                         AMDGPU_IB_POOL_DIRECT, &job);
 504         if (r)
 505                 goto err;
 506
 507         ib = &job->ibs[0];
 508         addr = amdgpu_bo_gpu_offset(bo);
 509         msg = amdgpu_bo_kptr(bo);
 510         ib->ptr[0] = PACKET0(adev->vcn.internal.data0, 0);
 511         ib->ptr[1] = addr;
 512         ib->ptr[2] = PACKET0(adev->vcn.internal.data1, 0);
 513         ib->ptr[3] = addr >> 32;
 514         ib->ptr[4] = PACKET0(adev->vcn.internal.cmd, 0);
 515         ib->ptr[5] = 0;
 516         for (i = 6; i < 16; i += 2) {
 517                 ib->ptr[i] = PACKET0(adev->vcn.internal.nop, 0);
 518                 ib->ptr[i+1] = 0;
 519         }
 520         ib->length_dw = 16;
 521
 522         r = amdgpu_job_submit_direct(job, ring, &f);
 523         if (r)
 524                 goto err_free;
 525
 526         amdgpu_bo_fence(bo, f, false);
 527         amdgpu_bo_unreserve(bo);
 528         amdgpu_bo_free_kernel(&bo, NULL, (void **)&msg);
 529
 530         if (fence)
 531                 *fence = dma_fence_get(f);
 532         dma_fence_put(f);
 533
 534         return 0;
 535
 536 err_free:
 537         amdgpu_job_free(job);
 538
 539 err:
 540         amdgpu_bo_unreserve(bo);
 541         amdgpu_bo_free_kernel(&bo, NULL, (void **)&msg);
 542         return r;
 543 }
 544
 545 static int amdgpu_vcn_dec_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
 546                                          struct amdgpu_bo **bo)
 547 {
 548         struct amdgpu_device *adev = ring->adev;
 549         uint32_t *msg;
 550         int r, i;
 551
 552         *bo = NULL;
 553         r = amdgpu_bo_create_reserved(adev, 1024, PAGE_SIZE,
 554                                       AMDGPU_GEM_DOMAIN_VRAM,
 555                                       bo, NULL, (void **)&msg);
 556         if (r)
 557                 return r;
 558
 559         msg[0] = cpu_to_le32(0x00000028);
 560         msg[1] = cpu_to_le32(0x00000038);
 561         msg[2] = cpu_to_le32(0x00000001);
 562         msg[3] = cpu_to_le32(0x00000000);
 563         msg[4] = cpu_to_le32(handle);
 564         msg[5] = cpu_to_le32(0x00000000);
 565         msg[6] = cpu_to_le32(0x00000001);
 566         msg[7] = cpu_to_le32(0x00000028);
 567         msg[8] = cpu_to_le32(0x00000010);
 568         msg[9] = cpu_to_le32(0x00000000);
 569         msg[10] = cpu_to_le32(0x00000007);
 570         msg[11] = cpu_to_le32(0x00000000);
 571         msg[12] = cpu_to_le32(0x00000780);
 572         msg[13] = cpu_to_le32(0x00000440);
 573         for (i = 14; i < 1024; ++i)
 574                 msg[i] = cpu_to_le32(0x0);
 575
 576         return 0;
 577 }
 578
 579 static int amdgpu_vcn_dec_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
 580                                           struct amdgpu_bo **bo)
 581 {
 582         struct amdgpu_device *adev = ring->adev;
 583         uint32_t *msg;
 584         int r, i;
 585
 586         *bo = NULL;
 587         r = amdgpu_bo_create_reserved(adev, 1024, PAGE_SIZE,
 588                                       AMDGPU_GEM_DOMAIN_VRAM,
 589                                       bo, NULL, (void **)&msg);
 590         if (r)
 591                 return r;
 592
 593         msg[0] = cpu_to_le32(0x00000028);
 594         msg[1] = cpu_to_le32(0x00000018);
 595         msg[2] = cpu_to_le32(0x00000000);
 596         msg[3] = cpu_to_le32(0x00000002);
 597         msg[4] = cpu_to_le32(handle);
 598         msg[5] = cpu_to_le32(0x00000000);
 599         for (i = 6; i < 1024; ++i)
 600                 msg[i] = cpu_to_le32(0x0);
 601
 602         return 0;
 603 }
 604
 605 int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 606 {
 607         struct dma_fence *fence = NULL;
 608         struct amdgpu_bo *bo;
 609         long r;
 610
 611         r = amdgpu_vcn_dec_get_create_msg(ring, 1, &bo);
 612         if (r)
 613                 goto error;
 614
 615         r = amdgpu_vcn_dec_send_msg(ring, bo, NULL);
 616         if (r)
 617                 goto error;
 618         r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &bo);
 619         if (r)
 620                 goto error;
 621
 622         r = amdgpu_vcn_dec_send_msg(ring, bo, &fence);
 623         if (r)
 624                 goto error;
 625
 626         r = dma_fence_wait_timeout(fence, false, timeout);
 627         if (r == 0)
 628                 r = -ETIMEDOUT;
 629         else if (r > 0)
 630                 r = 0;
 631
 632         dma_fence_put(fence);
 633 error:
 634         return r;
 635 }
 636
 637 static int amdgpu_vcn_dec_sw_send_msg(struct amdgpu_ring *ring,
 638                                    struct amdgpu_bo *bo,
 639                                    struct dma_fence **fence)
 640 {
 641         struct amdgpu_vcn_decode_buffer *decode_buffer = NULL;
 642         const unsigned int ib_size_dw = 64;
 643         struct amdgpu_device *adev = ring->adev;
 644         struct dma_fence *f = NULL;
 645         struct amdgpu_job *job;
 646         struct amdgpu_ib *ib;
 647         uint64_t addr;
 648         int i, r;
 649
 650         r = amdgpu_job_alloc_with_ib(adev, ib_size_dw * 4,
 651                                 AMDGPU_IB_POOL_DIRECT, &job);
 652         if (r)
 653                 goto err;
 654
 655         ib = &job->ibs[0];
 656         addr = amdgpu_bo_gpu_offset(bo);
 657         ib->length_dw = 0;
 658
 659         ib->ptr[ib->length_dw++] = sizeof(struct amdgpu_vcn_decode_buffer) + 8;
 660         ib->ptr[ib->length_dw++] = cpu_to_le32(AMDGPU_VCN_IB_FLAG_DECODE_BUFFER);
 661         decode_buffer = (struct amdgpu_vcn_decode_buffer *)&(ib->ptr[ib->length_dw]);
 662         ib->length_dw += sizeof(struct amdgpu_vcn_decode_buffer) / 4;
 663         memset(decode_buffer, 0, sizeof(struct amdgpu_vcn_decode_buffer));
 664
 665         decode_buffer->valid_buf_flag |= cpu_to_le32(AMDGPU_VCN_CMD_FLAG_MSG_BUFFER);
 666         decode_buffer->msg_buffer_address_hi = cpu_to_le32(addr >> 32);
 667         decode_buffer->msg_buffer_address_lo = cpu_to_le32(addr);
 668
 669         for (i = ib->length_dw; i < ib_size_dw; ++i)
 670                 ib->ptr[i] = 0x0;
 671
 672         r = amdgpu_job_submit_direct(job, ring, &f);
 673         if (r)
 674                 goto err_free;
 675
 676         amdgpu_bo_fence(bo, f, false);
 677         amdgpu_bo_unreserve(bo);
 678         amdgpu_bo_unref(&bo);
 679
 680         if (fence)
 681                 *fence = dma_fence_get(f);
 682         dma_fence_put(f);
 683
 684         return 0;
 685
 686 err_free:
 687         amdgpu_job_free(job);
 688
 689 err:
 690         amdgpu_bo_unreserve(bo);
 691         amdgpu_bo_unref(&bo);
 692         return r;
 693 }
 694
 695 int amdgpu_vcn_dec_sw_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 696 {
 697         struct dma_fence *fence = NULL;
 698         struct amdgpu_bo *bo;
 699         long r;
 700
 701         r = amdgpu_vcn_dec_get_create_msg(ring, 1, &bo);
 702         if (r)
 703                 goto error;
 704
 705         r = amdgpu_vcn_dec_sw_send_msg(ring, bo, NULL);
 706         if (r)
 707                 goto error;
 708         r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &bo);
 709         if (r)
 710                 goto error;
 711
 712         r = amdgpu_vcn_dec_sw_send_msg(ring, bo, &fence);
 713         if (r)
 714                 goto error;
 715
 716         r = dma_fence_wait_timeout(fence, false, timeout);
 717         if (r == 0)
 718                 r = -ETIMEDOUT;
 719         else if (r > 0)
 720                 r = 0;
 721
 722         dma_fence_put(fence);
 723 error:
 724         return r;
 725 }
 726
 727 int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring)
 728 {
 729         struct amdgpu_device *adev = ring->adev;
 730         uint32_t rptr;
 731         unsigned i;
 732         int r;
 733
 734         if (amdgpu_sriov_vf(adev))
 735                 return 0;
 736
 737         r = amdgpu_ring_alloc(ring, 16);
 738         if (r)
 739                 return r;
 740
 741         rptr = amdgpu_ring_get_rptr(ring);
 742
 743         amdgpu_ring_write(ring, VCN_ENC_CMD_END);
 744         amdgpu_ring_commit(ring);
 745
 746         for (i = 0; i < adev->usec_timeout; i++) {
 747                 if (amdgpu_ring_get_rptr(ring) != rptr)
 748                         break;
 749                 udelay(1);
 750         }
 751
 752         if (i >= adev->usec_timeout)
 753                 r = -ETIMEDOUT;
 754
 755         return r;
 756 }
 757
 758 static int amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
 759                                          struct amdgpu_bo *bo,
 760                                          struct dma_fence **fence)
 761 {
 762         const unsigned ib_size_dw = 16;
 763         struct amdgpu_job *job;
 764         struct amdgpu_ib *ib;
 765         struct dma_fence *f = NULL;
 766         uint64_t addr;
 767         int i, r;
 768
 769         r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4,
 770                                         AMDGPU_IB_POOL_DIRECT, &job);
 771         if (r)
 772                 return r;
 773
 774         ib = &job->ibs[0];
 775         addr = amdgpu_bo_gpu_offset(bo);
 776
 777         ib->length_dw = 0;
 778         ib->ptr[ib->length_dw++] = 0x00000018;
 779         ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
 780         ib->ptr[ib->length_dw++] = handle;
 781         ib->ptr[ib->length_dw++] = upper_32_bits(addr);
 782         ib->ptr[ib->length_dw++] = addr;
 783         ib->ptr[ib->length_dw++] = 0x0000000b;
 784
 785         ib->ptr[ib->length_dw++] = 0x00000014;
 786         ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
 787         ib->ptr[ib->length_dw++] = 0x0000001c;
 788         ib->ptr[ib->length_dw++] = 0x00000000;
 789         ib->ptr[ib->length_dw++] = 0x00000000;
 790
 791         ib->ptr[ib->length_dw++] = 0x00000008;
 792         ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
 793
 794         for (i = ib->length_dw; i < ib_size_dw; ++i)
 795                 ib->ptr[i] = 0x0;
 796
 797         r = amdgpu_job_submit_direct(job, ring, &f);
 798         if (r)
 799                 goto err;
 800
 801         if (fence)
 802                 *fence = dma_fence_get(f);
 803         dma_fence_put(f);
 804
 805         return 0;
 806
 807 err:
 808         amdgpu_job_free(job);
 809         return r;
 810 }
 811
 812 static int amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
 813                                           struct amdgpu_bo *bo,
 814                                           struct dma_fence **fence)
 815 {
 816         const unsigned ib_size_dw = 16;
 817         struct amdgpu_job *job;
 818         struct amdgpu_ib *ib;
 819         struct dma_fence *f = NULL;
 820         uint64_t addr;
 821         int i, r;
 822
 823         r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4,
 824                                         AMDGPU_IB_POOL_DIRECT, &job);
 825         if (r)
 826                 return r;
 827
 828         ib = &job->ibs[0];
 829         addr = amdgpu_bo_gpu_offset(bo);
 830
 831         ib->length_dw = 0;
 832         ib->ptr[ib->length_dw++] = 0x00000018;
 833         ib->ptr[ib->length_dw++] = 0x00000001;
 834         ib->ptr[ib->length_dw++] = handle;
 835         ib->ptr[ib->length_dw++] = upper_32_bits(addr);
 836         ib->ptr[ib->length_dw++] = addr;
 837         ib->ptr[ib->length_dw++] = 0x0000000b;
 838
 839         ib->ptr[ib->length_dw++] = 0x00000014;
 840         ib->ptr[ib->length_dw++] = 0x00000002;
 841         ib->ptr[ib->length_dw++] = 0x0000001c;
 842         ib->ptr[ib->length_dw++] = 0x00000000;
 843         ib->ptr[ib->length_dw++] = 0x00000000;
 844
 845         ib->ptr[ib->length_dw++] = 0x00000008;
 846         ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
 847
 848         for (i = ib->length_dw; i < ib_size_dw; ++i)
 849                 ib->ptr[i] = 0x0;
 850
 851         r = amdgpu_job_submit_direct(job, ring, &f);
 852         if (r)
 853                 goto err;
 854
 855         if (fence)
 856                 *fence = dma_fence_get(f);
 857         dma_fence_put(f);
 858
 859         return 0;
 860
 861 err:
 862         amdgpu_job_free(job);
 863         return r;
 864 }
 865
 866 int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 867 {
 868         struct dma_fence *fence = NULL;
 869         struct amdgpu_bo *bo = NULL;
 870         long r;
 871
 872         r = amdgpu_bo_create_reserved(ring->adev, 128 * 1024, PAGE_SIZE,
 873                                       AMDGPU_GEM_DOMAIN_VRAM,
 874                                       &bo, NULL, NULL);
 875         if (r)
 876                 return r;
 877
 878         r = amdgpu_vcn_enc_get_create_msg(ring, 1, bo, NULL);
 879         if (r)
 880                 goto error;
 881
 882         r = amdgpu_vcn_enc_get_destroy_msg(ring, 1, bo, &fence);
 883         if (r)
 884                 goto error;
 885
 886         r = dma_fence_wait_timeout(fence, false, timeout);
 887         if (r == 0)
 888                 r = -ETIMEDOUT;
 889         else if (r > 0)
 890                 r = 0;
 891
 892 error:
 893         dma_fence_put(fence);
 894         amdgpu_bo_unreserve(bo);
 895         amdgpu_bo_free_kernel(&bo, NULL, NULL);
 896
 897         return r;
 898 }