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/dmi.h>
  30 #include <linux/pci.h>
  31 #include <linux/debugfs.h>
  32 #include <drm/drm_drv.h>
  33
  34 #include "amdgpu.h"
  35 #include "amdgpu_pm.h"
  36 #include "amdgpu_vcn.h"
  37 #include "soc15d.h"
  38
  39 /* Firmware Names */
  40 #define FIRMWARE_RAVEN                  "amdgpu/raven_vcn.bin"
  41 #define FIRMWARE_PICASSO                "amdgpu/picasso_vcn.bin"
  42 #define FIRMWARE_RAVEN2                 "amdgpu/raven2_vcn.bin"
  43 #define FIRMWARE_ARCTURUS               "amdgpu/arcturus_vcn.bin"
  44 #define FIRMWARE_RENOIR                 "amdgpu/renoir_vcn.bin"
  45 #define FIRMWARE_GREEN_SARDINE          "amdgpu/green_sardine_vcn.bin"
  46 #define FIRMWARE_NAVI10                 "amdgpu/navi10_vcn.bin"
  47 #define FIRMWARE_NAVI14                 "amdgpu/navi14_vcn.bin"
  48 #define FIRMWARE_NAVI12                 "amdgpu/navi12_vcn.bin"
  49 #define FIRMWARE_SIENNA_CICHLID         "amdgpu/sienna_cichlid_vcn.bin"
  50 #define FIRMWARE_NAVY_FLOUNDER          "amdgpu/navy_flounder_vcn.bin"
  51 #define FIRMWARE_VANGOGH                "amdgpu/vangogh_vcn.bin"
  52 #define FIRMWARE_DIMGREY_CAVEFISH       "amdgpu/dimgrey_cavefish_vcn.bin"
  53 #define FIRMWARE_ALDEBARAN              "amdgpu/aldebaran_vcn.bin"
  54 #define FIRMWARE_BEIGE_GOBY             "amdgpu/beige_goby_vcn.bin"
  55 #define FIRMWARE_YELLOW_CARP            "amdgpu/yellow_carp_vcn.bin"
  56 #define FIRMWARE_VCN_3_1_2              "amdgpu/vcn_3_1_2.bin"
  57 #define FIRMWARE_VCN4_0_0               "amdgpu/vcn_4_0_0.bin"
  58 #define FIRMWARE_VCN4_0_2               "amdgpu/vcn_4_0_2.bin"
  59 #define FIRMWARE_VCN4_0_3               "amdgpu/vcn_4_0_3.bin"
  60 #define FIRMWARE_VCN4_0_4               "amdgpu/vcn_4_0_4.bin"
  61 #define FIRMWARE_VCN4_0_5               "amdgpu/vcn_4_0_5.bin"
  62 #define FIRMWARE_VCN4_0_6               "amdgpu/vcn_4_0_6.bin"
  63 #define FIRMWARE_VCN4_0_6_1             "amdgpu/vcn_4_0_6_1.bin"
  64 #define FIRMWARE_VCN5_0_0               "amdgpu/vcn_5_0_0.bin"
  65
  66 MODULE_FIRMWARE(FIRMWARE_RAVEN);
  67 MODULE_FIRMWARE(FIRMWARE_PICASSO);
  68 MODULE_FIRMWARE(FIRMWARE_RAVEN2);
  69 MODULE_FIRMWARE(FIRMWARE_ARCTURUS);
  70 MODULE_FIRMWARE(FIRMWARE_RENOIR);
  71 MODULE_FIRMWARE(FIRMWARE_GREEN_SARDINE);
  72 MODULE_FIRMWARE(FIRMWARE_ALDEBARAN);
  73 MODULE_FIRMWARE(FIRMWARE_NAVI10);
  74 MODULE_FIRMWARE(FIRMWARE_NAVI14);
  75 MODULE_FIRMWARE(FIRMWARE_NAVI12);
  76 MODULE_FIRMWARE(FIRMWARE_SIENNA_CICHLID);
  77 MODULE_FIRMWARE(FIRMWARE_NAVY_FLOUNDER);
  78 MODULE_FIRMWARE(FIRMWARE_VANGOGH);
  79 MODULE_FIRMWARE(FIRMWARE_DIMGREY_CAVEFISH);
  80 MODULE_FIRMWARE(FIRMWARE_BEIGE_GOBY);
  81 MODULE_FIRMWARE(FIRMWARE_YELLOW_CARP);
  82 MODULE_FIRMWARE(FIRMWARE_VCN_3_1_2);
  83 MODULE_FIRMWARE(FIRMWARE_VCN4_0_0);
  84 MODULE_FIRMWARE(FIRMWARE_VCN4_0_2);
  85 MODULE_FIRMWARE(FIRMWARE_VCN4_0_3);
  86 MODULE_FIRMWARE(FIRMWARE_VCN4_0_4);
  87 MODULE_FIRMWARE(FIRMWARE_VCN4_0_5);
  88 MODULE_FIRMWARE(FIRMWARE_VCN4_0_6);
  89 MODULE_FIRMWARE(FIRMWARE_VCN4_0_6_1);
  90 MODULE_FIRMWARE(FIRMWARE_VCN5_0_0);
  91
  92 static void amdgpu_vcn_idle_work_handler(struct work_struct *work);
  93
  94 int amdgpu_vcn_early_init(struct amdgpu_device *adev)
  95 {
  96         char ucode_prefix[25];
  97         int r, i;
  98
  99         amdgpu_ucode_ip_version_decode(adev, UVD_HWIP, ucode_prefix, sizeof(ucode_prefix));
 100         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 101                 if (i == 1 && amdgpu_ip_version(adev, UVD_HWIP, 0) ==  IP_VERSION(4, 0, 6))
 102                         r = amdgpu_ucode_request(adev, &adev->vcn.fw[i], "amdgpu/%s_%d.bin", ucode_prefix, i);
 103                 else
 104                         r = amdgpu_ucode_request(adev, &adev->vcn.fw[i], "amdgpu/%s.bin", ucode_prefix);
 105                 if (r) {
 106                         amdgpu_ucode_release(&adev->vcn.fw[i]);
 107                         return r;
 108                 }
 109         }
 110         return r;
 111 }
 112
 113 int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
 114 {
 115         unsigned long bo_size;
 116         const struct common_firmware_header *hdr;
 117         unsigned char fw_check;
 118         unsigned int fw_shared_size, log_offset;
 119         int i, r;
 120
 121         INIT_DELAYED_WORK(&adev->vcn.idle_work, amdgpu_vcn_idle_work_handler);
 122         mutex_init(&adev->vcn.vcn_pg_lock);
 123         mutex_init(&adev->vcn.vcn1_jpeg1_workaround);
 124         atomic_set(&adev->vcn.total_submission_cnt, 0);
 125         for (i = 0; i < adev->vcn.num_vcn_inst; i++)
 126                 atomic_set(&adev->vcn.inst[i].dpg_enc_submission_cnt, 0);
 127
 128         if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
 129             (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
 130                 adev->vcn.indirect_sram = true;
 131
 132         /*
 133          * Some Steam Deck's BIOS versions are incompatible with the
 134          * indirect SRAM mode, leading to amdgpu being unable to get
 135          * properly probed (and even potentially crashing the kernel).
 136          * Hence, check for these versions here - notice this is
 137          * restricted to Vangogh (Deck's APU).
 138          */
 139         if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(3, 0, 2)) {
 140                 const char *bios_ver = dmi_get_system_info(DMI_BIOS_VERSION);
 141
 142                 if (bios_ver && (!strncmp("F7A0113", bios_ver, 7) ||
 143                      !strncmp("F7A0114", bios_ver, 7))) {
 144                         adev->vcn.indirect_sram = false;
 145                         dev_info(adev->dev,
 146                                 "Steam Deck quirk: indirect SRAM disabled on BIOS %s\n", bios_ver);
 147                 }
 148         }
 149
 150         /* from vcn4 and above, only unified queue is used */
 151         adev->vcn.using_unified_queue =
 152                 amdgpu_ip_version(adev, UVD_HWIP, 0) >= IP_VERSION(4, 0, 0);
 153
 154         hdr = (const struct common_firmware_header *)adev->vcn.fw[0]->data;
 155         adev->vcn.fw_version = le32_to_cpu(hdr->ucode_version);
 156
 157         /* Bit 20-23, it is encode major and non-zero for new naming convention.
 158          * This field is part of version minor and DRM_DISABLED_FLAG in old naming
 159          * convention. Since the l:wq!atest version minor is 0x5B and DRM_DISABLED_FLAG
 160          * is zero in old naming convention, this field is always zero so far.
 161          * These four bits are used to tell which naming convention is present.
 162          */
 163         fw_check = (le32_to_cpu(hdr->ucode_version) >> 20) & 0xf;
 164         if (fw_check) {
 165                 unsigned int dec_ver, enc_major, enc_minor, vep, fw_rev;
 166
 167                 fw_rev = le32_to_cpu(hdr->ucode_version) & 0xfff;
 168                 enc_minor = (le32_to_cpu(hdr->ucode_version) >> 12) & 0xff;
 169                 enc_major = fw_check;
 170                 dec_ver = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xf;
 171                 vep = (le32_to_cpu(hdr->ucode_version) >> 28) & 0xf;
 172                 DRM_INFO("Found VCN firmware Version ENC: %u.%u DEC: %u VEP: %u Revision: %u\n",
 173                         enc_major, enc_minor, dec_ver, vep, fw_rev);
 174         } else {
 175                 unsigned int version_major, version_minor, family_id;
 176
 177                 family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
 178                 version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
 179                 version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
 180                 DRM_INFO("Found VCN firmware Version: %u.%u Family ID: %u\n",
 181                         version_major, version_minor, family_id);
 182         }
 183
 184         bo_size = AMDGPU_VCN_STACK_SIZE + AMDGPU_VCN_CONTEXT_SIZE;
 185         if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
 186                 bo_size += AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
 187
 188         if (amdgpu_ip_version(adev, UVD_HWIP, 0) >= IP_VERSION(5, 0, 0)) {
 189                 fw_shared_size = AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn5_fw_shared));
 190                 log_offset = offsetof(struct amdgpu_vcn5_fw_shared, fw_log);
 191         } else if (amdgpu_ip_version(adev, UVD_HWIP, 0) >= IP_VERSION(4, 0, 0)) {
 192                 fw_shared_size = AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared));
 193                 log_offset = offsetof(struct amdgpu_vcn4_fw_shared, fw_log);
 194         } else {
 195                 fw_shared_size = AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
 196                 log_offset = offsetof(struct amdgpu_fw_shared, fw_log);
 197         }
 198
 199         bo_size += fw_shared_size;
 200
 201         if (amdgpu_vcnfw_log)
 202                 bo_size += AMDGPU_VCNFW_LOG_SIZE;
 203
 204         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 205                 if (adev->vcn.harvest_config & (1 << i))
 206                         continue;
 207
 208                 r = amdgpu_bo_create_kernel(adev, bo_size, PAGE_SIZE,
 209                                             AMDGPU_GEM_DOMAIN_VRAM |
 210                                             AMDGPU_GEM_DOMAIN_GTT,
 211                                             &adev->vcn.inst[i].vcpu_bo,
 212                                             &adev->vcn.inst[i].gpu_addr,
 213                                             &adev->vcn.inst[i].cpu_addr);
 214                 if (r) {
 215                         dev_err(adev->dev, "(%d) failed to allocate vcn bo\n", r);
 216                         return r;
 217                 }
 218
 219                 adev->vcn.inst[i].fw_shared.cpu_addr = adev->vcn.inst[i].cpu_addr +
 220                                 bo_size - fw_shared_size;
 221                 adev->vcn.inst[i].fw_shared.gpu_addr = adev->vcn.inst[i].gpu_addr +
 222                                 bo_size - fw_shared_size;
 223
 224                 adev->vcn.inst[i].fw_shared.mem_size = fw_shared_size;
 225
 226                 if (amdgpu_vcnfw_log) {
 227                         adev->vcn.inst[i].fw_shared.cpu_addr -= AMDGPU_VCNFW_LOG_SIZE;
 228                         adev->vcn.inst[i].fw_shared.gpu_addr -= AMDGPU_VCNFW_LOG_SIZE;
 229                         adev->vcn.inst[i].fw_shared.log_offset = log_offset;
 230                 }
 231
 232                 if (adev->vcn.indirect_sram) {
 233                         r = amdgpu_bo_create_kernel(adev, 64 * 2 * 4, PAGE_SIZE,
 234                                         AMDGPU_GEM_DOMAIN_VRAM |
 235                                         AMDGPU_GEM_DOMAIN_GTT,
 236                                         &adev->vcn.inst[i].dpg_sram_bo,
 237                                         &adev->vcn.inst[i].dpg_sram_gpu_addr,
 238                                         &adev->vcn.inst[i].dpg_sram_cpu_addr);
 239                         if (r) {
 240                                 dev_err(adev->dev, "VCN %d (%d) failed to allocate DPG bo\n", i, r);
 241                                 return r;
 242                         }
 243                 }
 244         }
 245
 246         return 0;
 247 }
 248
 249 int amdgpu_vcn_sw_fini(struct amdgpu_device *adev)
 250 {
 251         int i, j;
 252
 253         for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
 254                 if (adev->vcn.harvest_config & (1 << j))
 255                         continue;
 256
 257                 amdgpu_bo_free_kernel(
 258                         &adev->vcn.inst[j].dpg_sram_bo,
 259                         &adev->vcn.inst[j].dpg_sram_gpu_addr,
 260                         (void **)&adev->vcn.inst[j].dpg_sram_cpu_addr);
 261
 262                 kvfree(adev->vcn.inst[j].saved_bo);
 263
 264                 amdgpu_bo_free_kernel(&adev->vcn.inst[j].vcpu_bo,
 265                                           &adev->vcn.inst[j].gpu_addr,
 266                                           (void **)&adev->vcn.inst[j].cpu_addr);
 267
 268                 amdgpu_ring_fini(&adev->vcn.inst[j].ring_dec);
 269
 270                 for (i = 0; i < adev->vcn.num_enc_rings; ++i)
 271                         amdgpu_ring_fini(&adev->vcn.inst[j].ring_enc[i]);
 272
 273                 amdgpu_ucode_release(&adev->vcn.fw[j]);
 274         }
 275
 276         mutex_destroy(&adev->vcn.vcn1_jpeg1_workaround);
 277         mutex_destroy(&adev->vcn.vcn_pg_lock);
 278
 279         return 0;
 280 }
 281
 282 bool amdgpu_vcn_is_disabled_vcn(struct amdgpu_device *adev, enum vcn_ring_type type, uint32_t vcn_instance)
 283 {
 284         bool ret = false;
 285         int vcn_config = adev->vcn.vcn_config[vcn_instance];
 286
 287         if ((type == VCN_ENCODE_RING) && (vcn_config & VCN_BLOCK_ENCODE_DISABLE_MASK))
 288                 ret = true;
 289         else if ((type == VCN_DECODE_RING) && (vcn_config & VCN_BLOCK_DECODE_DISABLE_MASK))
 290                 ret = true;
 291         else if ((type == VCN_UNIFIED_RING) && (vcn_config & VCN_BLOCK_QUEUE_DISABLE_MASK))
 292                 ret = true;
 293
 294         return ret;
 295 }
 296
 297 int amdgpu_vcn_save_vcpu_bo(struct amdgpu_device *adev)
 298 {
 299         unsigned int size;
 300         void *ptr;
 301         int i, idx;
 302
 303         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 304                 if (adev->vcn.harvest_config & (1 << i))
 305                         continue;
 306                 if (adev->vcn.inst[i].vcpu_bo == NULL)
 307                         return 0;
 308
 309                 size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo);
 310                 ptr = adev->vcn.inst[i].cpu_addr;
 311
 312                 adev->vcn.inst[i].saved_bo = kvmalloc(size, GFP_KERNEL);
 313                 if (!adev->vcn.inst[i].saved_bo)
 314                         return -ENOMEM;
 315
 316                 if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 317                         memcpy_fromio(adev->vcn.inst[i].saved_bo, ptr, size);
 318                         drm_dev_exit(idx);
 319                 }
 320         }
 321
 322         return 0;
 323 }
 324
 325 int amdgpu_vcn_suspend(struct amdgpu_device *adev)
 326 {
 327         bool in_ras_intr = amdgpu_ras_intr_triggered();
 328
 329         cancel_delayed_work_sync(&adev->vcn.idle_work);
 330
 331         /* err_event_athub will corrupt VCPU buffer, so we need to
 332          * restore fw data and clear buffer in amdgpu_vcn_resume() */
 333         if (in_ras_intr)
 334                 return 0;
 335
 336         return amdgpu_vcn_save_vcpu_bo(adev);
 337 }
 338
 339 int amdgpu_vcn_resume(struct amdgpu_device *adev)
 340 {
 341         unsigned int size;
 342         void *ptr;
 343         int i, idx;
 344
 345         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 346                 if (adev->vcn.harvest_config & (1 << i))
 347                         continue;
 348                 if (adev->vcn.inst[i].vcpu_bo == NULL)
 349                         return -EINVAL;
 350
 351                 size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo);
 352                 ptr = adev->vcn.inst[i].cpu_addr;
 353
 354                 if (adev->vcn.inst[i].saved_bo != NULL) {
 355                         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 356                                 memcpy_toio(ptr, adev->vcn.inst[i].saved_bo, size);
 357                                 drm_dev_exit(idx);
 358                         }
 359                         kvfree(adev->vcn.inst[i].saved_bo);
 360                         adev->vcn.inst[i].saved_bo = NULL;
 361                 } else {
 362                         const struct common_firmware_header *hdr;
 363                         unsigned int offset;
 364
 365                         hdr = (const struct common_firmware_header *)adev->vcn.fw[i]->data;
 366                         if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
 367                                 offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
 368                                 if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 369                                         memcpy_toio(adev->vcn.inst[i].cpu_addr,
 370                                                     adev->vcn.fw[i]->data + offset,
 371                                                     le32_to_cpu(hdr->ucode_size_bytes));
 372                                         drm_dev_exit(idx);
 373                                 }
 374                                 size -= le32_to_cpu(hdr->ucode_size_bytes);
 375                                 ptr += le32_to_cpu(hdr->ucode_size_bytes);
 376                         }
 377                         memset_io(ptr, 0, size);
 378                 }
 379         }
 380         return 0;
 381 }
 382
 383 static void amdgpu_vcn_idle_work_handler(struct work_struct *work)
 384 {
 385         struct amdgpu_device *adev =
 386                 container_of(work, struct amdgpu_device, vcn.idle_work.work);
 387         unsigned int fences = 0, fence[AMDGPU_MAX_VCN_INSTANCES] = {0};
 388         unsigned int i, j;
 389         int r = 0;
 390
 391         for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
 392                 if (adev->vcn.harvest_config & (1 << j))
 393                         continue;
 394
 395                 for (i = 0; i < adev->vcn.num_enc_rings; ++i)
 396                         fence[j] += amdgpu_fence_count_emitted(&adev->vcn.inst[j].ring_enc[i]);
 397
 398                 /* Only set DPG pause for VCN3 or below, VCN4 and above will be handled by FW */
 399                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
 400                     !adev->vcn.using_unified_queue) {
 401                         struct dpg_pause_state new_state;
 402
 403                         if (fence[j] ||
 404                                 unlikely(atomic_read(&adev->vcn.inst[j].dpg_enc_submission_cnt)))
 405                                 new_state.fw_based = VCN_DPG_STATE__PAUSE;
 406                         else
 407                                 new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
 408
 409                         adev->vcn.pause_dpg_mode(adev, j, &new_state);
 410                 }
 411
 412                 fence[j] += amdgpu_fence_count_emitted(&adev->vcn.inst[j].ring_dec);
 413                 fences += fence[j];
 414         }
 415
 416         if (!fences && !atomic_read(&adev->vcn.total_submission_cnt)) {
 417                 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
 418                        AMD_PG_STATE_GATE);
 419                 r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
 420                                 false);
 421                 if (r)
 422                         dev_warn(adev->dev, "(%d) failed to disable video power profile mode\n", r);
 423         } else {
 424                 schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
 425         }
 426 }
 427
 428 void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring)
 429 {
 430         struct amdgpu_device *adev = ring->adev;
 431         int r = 0;
 432
 433         atomic_inc(&adev->vcn.total_submission_cnt);
 434
 435         if (!cancel_delayed_work_sync(&adev->vcn.idle_work)) {
 436                 r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
 437                                 true);
 438                 if (r)
 439                         dev_warn(adev->dev, "(%d) failed to switch to video power profile mode\n", r);
 440         }
 441
 442         mutex_lock(&adev->vcn.vcn_pg_lock);
 443         amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
 444                AMD_PG_STATE_UNGATE);
 445
 446         /* Only set DPG pause for VCN3 or below, VCN4 and above will be handled by FW */
 447         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
 448             !adev->vcn.using_unified_queue) {
 449                 struct dpg_pause_state new_state;
 450
 451                 if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) {
 452                         atomic_inc(&adev->vcn.inst[ring->me].dpg_enc_submission_cnt);
 453                         new_state.fw_based = VCN_DPG_STATE__PAUSE;
 454                 } else {
 455                         unsigned int fences = 0;
 456                         unsigned int i;
 457
 458                         for (i = 0; i < adev->vcn.num_enc_rings; ++i)
 459                                 fences += amdgpu_fence_count_emitted(&adev->vcn.inst[ring->me].ring_enc[i]);
 460
 461                         if (fences || atomic_read(&adev->vcn.inst[ring->me].dpg_enc_submission_cnt))
 462                                 new_state.fw_based = VCN_DPG_STATE__PAUSE;
 463                         else
 464                                 new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
 465                 }
 466
 467                 adev->vcn.pause_dpg_mode(adev, ring->me, &new_state);
 468         }
 469         mutex_unlock(&adev->vcn.vcn_pg_lock);
 470 }
 471
 472 void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring)
 473 {
 474         struct amdgpu_device *adev = ring->adev;
 475
 476         /* Only set DPG pause for VCN3 or below, VCN4 and above will be handled by FW */
 477         if (ring->adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
 478             ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC &&
 479             !adev->vcn.using_unified_queue)
 480                 atomic_dec(&ring->adev->vcn.inst[ring->me].dpg_enc_submission_cnt);
 481
 482         atomic_dec(&ring->adev->vcn.total_submission_cnt);
 483
 484         schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
 485 }
 486
 487 int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring)
 488 {
 489         struct amdgpu_device *adev = ring->adev;
 490         uint32_t tmp = 0;
 491         unsigned int i;
 492         int r;
 493
 494         /* VCN in SRIOV does not support direct register read/write */
 495         if (amdgpu_sriov_vf(adev))
 496                 return 0;
 497
 498         WREG32(adev->vcn.inst[ring->me].external.scratch9, 0xCAFEDEAD);
 499         r = amdgpu_ring_alloc(ring, 3);
 500         if (r)
 501                 return r;
 502         amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.scratch9, 0));
 503         amdgpu_ring_write(ring, 0xDEADBEEF);
 504         amdgpu_ring_commit(ring);
 505         for (i = 0; i < adev->usec_timeout; i++) {
 506                 tmp = RREG32(adev->vcn.inst[ring->me].external.scratch9);
 507                 if (tmp == 0xDEADBEEF)
 508                         break;
 509                 udelay(1);
 510         }
 511
 512         if (i >= adev->usec_timeout)
 513                 r = -ETIMEDOUT;
 514
 515         return r;
 516 }
 517
 518 int amdgpu_vcn_dec_sw_ring_test_ring(struct amdgpu_ring *ring)
 519 {
 520         struct amdgpu_device *adev = ring->adev;
 521         uint32_t rptr;
 522         unsigned int i;
 523         int r;
 524
 525         if (amdgpu_sriov_vf(adev))
 526                 return 0;
 527
 528         r = amdgpu_ring_alloc(ring, 16);
 529         if (r)
 530                 return r;
 531
 532         rptr = amdgpu_ring_get_rptr(ring);
 533
 534         amdgpu_ring_write(ring, VCN_DEC_SW_CMD_END);
 535         amdgpu_ring_commit(ring);
 536
 537         for (i = 0; i < adev->usec_timeout; i++) {
 538                 if (amdgpu_ring_get_rptr(ring) != rptr)
 539                         break;
 540                 udelay(1);
 541         }
 542
 543         if (i >= adev->usec_timeout)
 544                 r = -ETIMEDOUT;
 545
 546         return r;
 547 }
 548
 549 static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
 550                                    struct amdgpu_ib *ib_msg,
 551                                    struct dma_fence **fence)
 552 {
 553         u64 addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
 554         struct amdgpu_device *adev = ring->adev;
 555         struct dma_fence *f = NULL;
 556         struct amdgpu_job *job;
 557         struct amdgpu_ib *ib;
 558         int i, r;
 559
 560         r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
 561                                      64, AMDGPU_IB_POOL_DIRECT,
 562                                      &job);
 563         if (r)
 564                 goto err;
 565
 566         ib = &job->ibs[0];
 567         ib->ptr[0] = PACKET0(adev->vcn.internal.data0, 0);
 568         ib->ptr[1] = addr;
 569         ib->ptr[2] = PACKET0(adev->vcn.internal.data1, 0);
 570         ib->ptr[3] = addr >> 32;
 571         ib->ptr[4] = PACKET0(adev->vcn.internal.cmd, 0);
 572         ib->ptr[5] = 0;
 573         for (i = 6; i < 16; i += 2) {
 574                 ib->ptr[i] = PACKET0(adev->vcn.internal.nop, 0);
 575                 ib->ptr[i+1] = 0;
 576         }
 577         ib->length_dw = 16;
 578
 579         r = amdgpu_job_submit_direct(job, ring, &f);
 580         if (r)
 581                 goto err_free;
 582
 583         amdgpu_ib_free(adev, ib_msg, f);
 584
 585         if (fence)
 586                 *fence = dma_fence_get(f);
 587         dma_fence_put(f);
 588
 589         return 0;
 590
 591 err_free:
 592         amdgpu_job_free(job);
 593 err:
 594         amdgpu_ib_free(adev, ib_msg, f);
 595         return r;
 596 }
 597
 598 static int amdgpu_vcn_dec_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
 599                 struct amdgpu_ib *ib)
 600 {
 601         struct amdgpu_device *adev = ring->adev;
 602         uint32_t *msg;
 603         int r, i;
 604
 605         memset(ib, 0, sizeof(*ib));
 606         r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 2,
 607                         AMDGPU_IB_POOL_DIRECT,
 608                         ib);
 609         if (r)
 610                 return r;
 611
 612         msg = (uint32_t *)AMDGPU_GPU_PAGE_ALIGN((unsigned long)ib->ptr);
 613         msg[0] = cpu_to_le32(0x00000028);
 614         msg[1] = cpu_to_le32(0x00000038);
 615         msg[2] = cpu_to_le32(0x00000001);
 616         msg[3] = cpu_to_le32(0x00000000);
 617         msg[4] = cpu_to_le32(handle);
 618         msg[5] = cpu_to_le32(0x00000000);
 619         msg[6] = cpu_to_le32(0x00000001);
 620         msg[7] = cpu_to_le32(0x00000028);
 621         msg[8] = cpu_to_le32(0x00000010);
 622         msg[9] = cpu_to_le32(0x00000000);
 623         msg[10] = cpu_to_le32(0x00000007);
 624         msg[11] = cpu_to_le32(0x00000000);
 625         msg[12] = cpu_to_le32(0x00000780);
 626         msg[13] = cpu_to_le32(0x00000440);
 627         for (i = 14; i < 1024; ++i)
 628                 msg[i] = cpu_to_le32(0x0);
 629
 630         return 0;
 631 }
 632
 633 static int amdgpu_vcn_dec_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
 634                                           struct amdgpu_ib *ib)
 635 {
 636         struct amdgpu_device *adev = ring->adev;
 637         uint32_t *msg;
 638         int r, i;
 639
 640         memset(ib, 0, sizeof(*ib));
 641         r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 2,
 642                         AMDGPU_IB_POOL_DIRECT,
 643                         ib);
 644         if (r)
 645                 return r;
 646
 647         msg = (uint32_t *)AMDGPU_GPU_PAGE_ALIGN((unsigned long)ib->ptr);
 648         msg[0] = cpu_to_le32(0x00000028);
 649         msg[1] = cpu_to_le32(0x00000018);
 650         msg[2] = cpu_to_le32(0x00000000);
 651         msg[3] = cpu_to_le32(0x00000002);
 652         msg[4] = cpu_to_le32(handle);
 653         msg[5] = cpu_to_le32(0x00000000);
 654         for (i = 6; i < 1024; ++i)
 655                 msg[i] = cpu_to_le32(0x0);
 656
 657         return 0;
 658 }
 659
 660 int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 661 {
 662         struct dma_fence *fence = NULL;
 663         struct amdgpu_ib ib;
 664         long r;
 665
 666         r = amdgpu_vcn_dec_get_create_msg(ring, 1, &ib);
 667         if (r)
 668                 goto error;
 669
 670         r = amdgpu_vcn_dec_send_msg(ring, &ib, NULL);
 671         if (r)
 672                 goto error;
 673         r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &ib);
 674         if (r)
 675                 goto error;
 676
 677         r = amdgpu_vcn_dec_send_msg(ring, &ib, &fence);
 678         if (r)
 679                 goto error;
 680
 681         r = dma_fence_wait_timeout(fence, false, timeout);
 682         if (r == 0)
 683                 r = -ETIMEDOUT;
 684         else if (r > 0)
 685                 r = 0;
 686
 687         dma_fence_put(fence);
 688 error:
 689         return r;
 690 }
 691
 692 static uint32_t *amdgpu_vcn_unified_ring_ib_header(struct amdgpu_ib *ib,
 693                                                 uint32_t ib_pack_in_dw, bool enc)
 694 {
 695         uint32_t *ib_checksum;
 696
 697         ib->ptr[ib->length_dw++] = 0x00000010; /* single queue checksum */
 698         ib->ptr[ib->length_dw++] = 0x30000002;
 699         ib_checksum = &ib->ptr[ib->length_dw++];
 700         ib->ptr[ib->length_dw++] = ib_pack_in_dw;
 701
 702         ib->ptr[ib->length_dw++] = 0x00000010; /* engine info */
 703         ib->ptr[ib->length_dw++] = 0x30000001;
 704         ib->ptr[ib->length_dw++] = enc ? 0x2 : 0x3;
 705         ib->ptr[ib->length_dw++] = ib_pack_in_dw * sizeof(uint32_t);
 706
 707         return ib_checksum;
 708 }
 709
 710 static void amdgpu_vcn_unified_ring_ib_checksum(uint32_t **ib_checksum,
 711                                                 uint32_t ib_pack_in_dw)
 712 {
 713         uint32_t i;
 714         uint32_t checksum = 0;
 715
 716         for (i = 0; i < ib_pack_in_dw; i++)
 717                 checksum += *(*ib_checksum + 2 + i);
 718
 719         **ib_checksum = checksum;
 720 }
 721
 722 static int amdgpu_vcn_dec_sw_send_msg(struct amdgpu_ring *ring,
 723                                       struct amdgpu_ib *ib_msg,
 724                                       struct dma_fence **fence)
 725 {
 726         struct amdgpu_vcn_decode_buffer *decode_buffer = NULL;
 727         unsigned int ib_size_dw = 64;
 728         struct amdgpu_device *adev = ring->adev;
 729         struct dma_fence *f = NULL;
 730         struct amdgpu_job *job;
 731         struct amdgpu_ib *ib;
 732         uint64_t addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
 733         uint32_t *ib_checksum;
 734         uint32_t ib_pack_in_dw;
 735         int i, r;
 736
 737         if (adev->vcn.using_unified_queue)
 738                 ib_size_dw += 8;
 739
 740         r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
 741                                      ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
 742                                      &job);
 743         if (r)
 744                 goto err;
 745
 746         ib = &job->ibs[0];
 747         ib->length_dw = 0;
 748
 749         /* single queue headers */
 750         if (adev->vcn.using_unified_queue) {
 751                 ib_pack_in_dw = sizeof(struct amdgpu_vcn_decode_buffer) / sizeof(uint32_t)
 752                                                 + 4 + 2; /* engine info + decoding ib in dw */
 753                 ib_checksum = amdgpu_vcn_unified_ring_ib_header(ib, ib_pack_in_dw, false);
 754         }
 755
 756         ib->ptr[ib->length_dw++] = sizeof(struct amdgpu_vcn_decode_buffer) + 8;
 757         ib->ptr[ib->length_dw++] = cpu_to_le32(AMDGPU_VCN_IB_FLAG_DECODE_BUFFER);
 758         decode_buffer = (struct amdgpu_vcn_decode_buffer *)&(ib->ptr[ib->length_dw]);
 759         ib->length_dw += sizeof(struct amdgpu_vcn_decode_buffer) / 4;
 760         memset(decode_buffer, 0, sizeof(struct amdgpu_vcn_decode_buffer));
 761
 762         decode_buffer->valid_buf_flag |= cpu_to_le32(AMDGPU_VCN_CMD_FLAG_MSG_BUFFER);
 763         decode_buffer->msg_buffer_address_hi = cpu_to_le32(addr >> 32);
 764         decode_buffer->msg_buffer_address_lo = cpu_to_le32(addr);
 765
 766         for (i = ib->length_dw; i < ib_size_dw; ++i)
 767                 ib->ptr[i] = 0x0;
 768
 769         if (adev->vcn.using_unified_queue)
 770                 amdgpu_vcn_unified_ring_ib_checksum(&ib_checksum, ib_pack_in_dw);
 771
 772         r = amdgpu_job_submit_direct(job, ring, &f);
 773         if (r)
 774                 goto err_free;
 775
 776         amdgpu_ib_free(adev, ib_msg, f);
 777
 778         if (fence)
 779                 *fence = dma_fence_get(f);
 780         dma_fence_put(f);
 781
 782         return 0;
 783
 784 err_free:
 785         amdgpu_job_free(job);
 786 err:
 787         amdgpu_ib_free(adev, ib_msg, f);
 788         return r;
 789 }
 790
 791 int amdgpu_vcn_dec_sw_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 792 {
 793         struct dma_fence *fence = NULL;
 794         struct amdgpu_ib ib;
 795         long r;
 796
 797         r = amdgpu_vcn_dec_get_create_msg(ring, 1, &ib);
 798         if (r)
 799                 goto error;
 800
 801         r = amdgpu_vcn_dec_sw_send_msg(ring, &ib, NULL);
 802         if (r)
 803                 goto error;
 804         r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &ib);
 805         if (r)
 806                 goto error;
 807
 808         r = amdgpu_vcn_dec_sw_send_msg(ring, &ib, &fence);
 809         if (r)
 810                 goto error;
 811
 812         r = dma_fence_wait_timeout(fence, false, timeout);
 813         if (r == 0)
 814                 r = -ETIMEDOUT;
 815         else if (r > 0)
 816                 r = 0;
 817
 818         dma_fence_put(fence);
 819 error:
 820         return r;
 821 }
 822
 823 int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring)
 824 {
 825         struct amdgpu_device *adev = ring->adev;
 826         uint32_t rptr;
 827         unsigned int i;
 828         int r;
 829
 830         if (amdgpu_sriov_vf(adev))
 831                 return 0;
 832
 833         r = amdgpu_ring_alloc(ring, 16);
 834         if (r)
 835                 return r;
 836
 837         rptr = amdgpu_ring_get_rptr(ring);
 838
 839         amdgpu_ring_write(ring, VCN_ENC_CMD_END);
 840         amdgpu_ring_commit(ring);
 841
 842         for (i = 0; i < adev->usec_timeout; i++) {
 843                 if (amdgpu_ring_get_rptr(ring) != rptr)
 844                         break;
 845                 udelay(1);
 846         }
 847
 848         if (i >= adev->usec_timeout)
 849                 r = -ETIMEDOUT;
 850
 851         return r;
 852 }
 853
 854 static int amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
 855                                          struct amdgpu_ib *ib_msg,
 856                                          struct dma_fence **fence)
 857 {
 858         unsigned int ib_size_dw = 16;
 859         struct amdgpu_device *adev = ring->adev;
 860         struct amdgpu_job *job;
 861         struct amdgpu_ib *ib;
 862         struct dma_fence *f = NULL;
 863         uint32_t *ib_checksum = NULL;
 864         uint64_t addr;
 865         int i, r;
 866
 867         if (adev->vcn.using_unified_queue)
 868                 ib_size_dw += 8;
 869
 870         r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
 871                                      ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
 872                                      &job);
 873         if (r)
 874                 return r;
 875
 876         ib = &job->ibs[0];
 877         addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
 878
 879         ib->length_dw = 0;
 880
 881         if (adev->vcn.using_unified_queue)
 882                 ib_checksum = amdgpu_vcn_unified_ring_ib_header(ib, 0x11, true);
 883
 884         ib->ptr[ib->length_dw++] = 0x00000018;
 885         ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
 886         ib->ptr[ib->length_dw++] = handle;
 887         ib->ptr[ib->length_dw++] = upper_32_bits(addr);
 888         ib->ptr[ib->length_dw++] = addr;
 889         ib->ptr[ib->length_dw++] = 0x00000000;
 890
 891         ib->ptr[ib->length_dw++] = 0x00000014;
 892         ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
 893         ib->ptr[ib->length_dw++] = 0x0000001c;
 894         ib->ptr[ib->length_dw++] = 0x00000000;
 895         ib->ptr[ib->length_dw++] = 0x00000000;
 896
 897         ib->ptr[ib->length_dw++] = 0x00000008;
 898         ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
 899
 900         for (i = ib->length_dw; i < ib_size_dw; ++i)
 901                 ib->ptr[i] = 0x0;
 902
 903         if (adev->vcn.using_unified_queue)
 904                 amdgpu_vcn_unified_ring_ib_checksum(&ib_checksum, 0x11);
 905
 906         r = amdgpu_job_submit_direct(job, ring, &f);
 907         if (r)
 908                 goto err;
 909
 910         if (fence)
 911                 *fence = dma_fence_get(f);
 912         dma_fence_put(f);
 913
 914         return 0;
 915
 916 err:
 917         amdgpu_job_free(job);
 918         return r;
 919 }
 920
 921 static int amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
 922                                           struct amdgpu_ib *ib_msg,
 923                                           struct dma_fence **fence)
 924 {
 925         unsigned int ib_size_dw = 16;
 926         struct amdgpu_device *adev = ring->adev;
 927         struct amdgpu_job *job;
 928         struct amdgpu_ib *ib;
 929         struct dma_fence *f = NULL;
 930         uint32_t *ib_checksum = NULL;
 931         uint64_t addr;
 932         int i, r;
 933
 934         if (adev->vcn.using_unified_queue)
 935                 ib_size_dw += 8;
 936
 937         r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
 938                                      ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
 939                                      &job);
 940         if (r)
 941                 return r;
 942
 943         ib = &job->ibs[0];
 944         addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
 945
 946         ib->length_dw = 0;
 947
 948         if (adev->vcn.using_unified_queue)
 949                 ib_checksum = amdgpu_vcn_unified_ring_ib_header(ib, 0x11, true);
 950
 951         ib->ptr[ib->length_dw++] = 0x00000018;
 952         ib->ptr[ib->length_dw++] = 0x00000001;
 953         ib->ptr[ib->length_dw++] = handle;
 954         ib->ptr[ib->length_dw++] = upper_32_bits(addr);
 955         ib->ptr[ib->length_dw++] = addr;
 956         ib->ptr[ib->length_dw++] = 0x00000000;
 957
 958         ib->ptr[ib->length_dw++] = 0x00000014;
 959         ib->ptr[ib->length_dw++] = 0x00000002;
 960         ib->ptr[ib->length_dw++] = 0x0000001c;
 961         ib->ptr[ib->length_dw++] = 0x00000000;
 962         ib->ptr[ib->length_dw++] = 0x00000000;
 963
 964         ib->ptr[ib->length_dw++] = 0x00000008;
 965         ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
 966
 967         for (i = ib->length_dw; i < ib_size_dw; ++i)
 968                 ib->ptr[i] = 0x0;
 969
 970         if (adev->vcn.using_unified_queue)
 971                 amdgpu_vcn_unified_ring_ib_checksum(&ib_checksum, 0x11);
 972
 973         r = amdgpu_job_submit_direct(job, ring, &f);
 974         if (r)
 975                 goto err;
 976
 977         if (fence)
 978                 *fence = dma_fence_get(f);
 979         dma_fence_put(f);
 980
 981         return 0;
 982
 983 err:
 984         amdgpu_job_free(job);
 985         return r;
 986 }
 987
 988 int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 989 {
 990         struct amdgpu_device *adev = ring->adev;
 991         struct dma_fence *fence = NULL;
 992         struct amdgpu_ib ib;
 993         long r;
 994
 995         memset(&ib, 0, sizeof(ib));
 996         r = amdgpu_ib_get(adev, NULL, (128 << 10) + AMDGPU_GPU_PAGE_SIZE,
 997                         AMDGPU_IB_POOL_DIRECT,
 998                         &ib);
 999         if (r)
1000                 return r;
1001
1002         r = amdgpu_vcn_enc_get_create_msg(ring, 1, &ib, NULL);
1003         if (r)
1004                 goto error;
1005
1006         r = amdgpu_vcn_enc_get_destroy_msg(ring, 1, &ib, &fence);
1007         if (r)
1008                 goto error;
1009
1010         r = dma_fence_wait_timeout(fence, false, timeout);
1011         if (r == 0)
1012                 r = -ETIMEDOUT;
1013         else if (r > 0)
1014                 r = 0;
1015
1016 error:
1017         amdgpu_ib_free(adev, &ib, fence);
1018         dma_fence_put(fence);
1019
1020         return r;
1021 }
1022
1023 int amdgpu_vcn_unified_ring_test_ib(struct amdgpu_ring *ring, long timeout)
1024 {
1025         struct amdgpu_device *adev = ring->adev;
1026         long r;
1027
1028         if (amdgpu_ip_version(adev, UVD_HWIP, 0) != IP_VERSION(4, 0, 3)) {
1029                 r = amdgpu_vcn_enc_ring_test_ib(ring, timeout);
1030                 if (r)
1031                         goto error;
1032         }
1033
1034         r =  amdgpu_vcn_dec_sw_ring_test_ib(ring, timeout);
1035
1036 error:
1037         return r;
1038 }
1039
1040 enum amdgpu_ring_priority_level amdgpu_vcn_get_enc_ring_prio(int ring)
1041 {
1042         switch (ring) {
1043         case 0:
1044                 return AMDGPU_RING_PRIO_0;
1045         case 1:
1046                 return AMDGPU_RING_PRIO_1;
1047         case 2:
1048                 return AMDGPU_RING_PRIO_2;
1049         default:
1050                 return AMDGPU_RING_PRIO_0;
1051         }
1052 }
1053
1054 void amdgpu_vcn_setup_ucode(struct amdgpu_device *adev)
1055 {
1056         int i;
1057         unsigned int idx;
1058
1059         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1060                 const struct common_firmware_header *hdr;
1061
1062                 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1063                         if (adev->vcn.harvest_config & (1 << i))
1064                                 continue;
1065
1066                         hdr = (const struct common_firmware_header *)adev->vcn.fw[i]->data;
1067                         /* currently only support 2 FW instances */
1068                         if (i >= 2) {
1069                                 dev_info(adev->dev, "More then 2 VCN FW instances!\n");
1070                                 break;
1071                         }
1072                         idx = AMDGPU_UCODE_ID_VCN + i;
1073                         adev->firmware.ucode[idx].ucode_id = idx;
1074                         adev->firmware.ucode[idx].fw = adev->vcn.fw[i];
1075                         adev->firmware.fw_size +=
1076                                 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
1077
1078                         if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
1079                             IP_VERSION(4, 0, 3))
1080                                 break;
1081                 }
1082         }
1083 }
1084
1085 /*
1086  * debugfs for mapping vcn firmware log buffer.
1087  */
1088 #if defined(CONFIG_DEBUG_FS)
1089 static ssize_t amdgpu_debugfs_vcn_fwlog_read(struct file *f, char __user *buf,
1090                                              size_t size, loff_t *pos)
1091 {
1092         struct amdgpu_vcn_inst *vcn;
1093         void *log_buf;
1094         volatile struct amdgpu_vcn_fwlog *plog;
1095         unsigned int read_pos, write_pos, available, i, read_bytes = 0;
1096         unsigned int read_num[2] = {0};
1097
1098         vcn = file_inode(f)->i_private;
1099         if (!vcn)
1100                 return -ENODEV;
1101
1102         if (!vcn->fw_shared.cpu_addr || !amdgpu_vcnfw_log)
1103                 return -EFAULT;
1104
1105         log_buf = vcn->fw_shared.cpu_addr + vcn->fw_shared.mem_size;
1106
1107         plog = (volatile struct amdgpu_vcn_fwlog *)log_buf;
1108         read_pos = plog->rptr;
1109         write_pos = plog->wptr;
1110
1111         if (read_pos > AMDGPU_VCNFW_LOG_SIZE || write_pos > AMDGPU_VCNFW_LOG_SIZE)
1112                 return -EFAULT;
1113
1114         if (!size || (read_pos == write_pos))
1115                 return 0;
1116
1117         if (write_pos > read_pos) {
1118                 available = write_pos - read_pos;
1119                 read_num[0] = min_t(size_t, size, available);
1120         } else {
1121                 read_num[0] = AMDGPU_VCNFW_LOG_SIZE - read_pos;
1122                 available = read_num[0] + write_pos - plog->header_size;
1123                 if (size > available)
1124                         read_num[1] = write_pos - plog->header_size;
1125                 else if (size > read_num[0])
1126                         read_num[1] = size - read_num[0];
1127                 else
1128                         read_num[0] = size;
1129         }
1130
1131         for (i = 0; i < 2; i++) {
1132                 if (read_num[i]) {
1133                         if (read_pos == AMDGPU_VCNFW_LOG_SIZE)
1134                                 read_pos = plog->header_size;
1135                         if (read_num[i] == copy_to_user((buf + read_bytes),
1136                                                         (log_buf + read_pos), read_num[i]))
1137                                 return -EFAULT;
1138
1139                         read_bytes += read_num[i];
1140                         read_pos += read_num[i];
1141                 }
1142         }
1143
1144         plog->rptr = read_pos;
1145         *pos += read_bytes;
1146         return read_bytes;
1147 }
1148
1149 static const struct file_operations amdgpu_debugfs_vcnfwlog_fops = {
1150         .owner = THIS_MODULE,
1151         .read = amdgpu_debugfs_vcn_fwlog_read,
1152         .llseek = default_llseek
1153 };
1154 #endif
1155
1156 void amdgpu_debugfs_vcn_fwlog_init(struct amdgpu_device *adev, uint8_t i,
1157                                    struct amdgpu_vcn_inst *vcn)
1158 {
1159 #if defined(CONFIG_DEBUG_FS)
1160         struct drm_minor *minor = adev_to_drm(adev)->primary;
1161         struct dentry *root = minor->debugfs_root;
1162         char name[32];
1163
1164         sprintf(name, "amdgpu_vcn_%d_fwlog", i);
1165         debugfs_create_file_size(name, S_IFREG | 0444, root, vcn,
1166                                  &amdgpu_debugfs_vcnfwlog_fops,
1167                                  AMDGPU_VCNFW_LOG_SIZE);
1168 #endif
1169 }
1170
1171 void amdgpu_vcn_fwlog_init(struct amdgpu_vcn_inst *vcn)
1172 {
1173 #if defined(CONFIG_DEBUG_FS)
1174         volatile uint32_t *flag = vcn->fw_shared.cpu_addr;
1175         void *fw_log_cpu_addr = vcn->fw_shared.cpu_addr + vcn->fw_shared.mem_size;
1176         uint64_t fw_log_gpu_addr = vcn->fw_shared.gpu_addr + vcn->fw_shared.mem_size;
1177         volatile struct amdgpu_vcn_fwlog *log_buf = fw_log_cpu_addr;
1178         volatile struct amdgpu_fw_shared_fw_logging *fw_log = vcn->fw_shared.cpu_addr
1179                                                          + vcn->fw_shared.log_offset;
1180         *flag |= cpu_to_le32(AMDGPU_VCN_FW_LOGGING_FLAG);
1181         fw_log->is_enabled = 1;
1182         fw_log->addr_lo = cpu_to_le32(fw_log_gpu_addr & 0xFFFFFFFF);
1183         fw_log->addr_hi = cpu_to_le32(fw_log_gpu_addr >> 32);
1184         fw_log->size = cpu_to_le32(AMDGPU_VCNFW_LOG_SIZE);
1185
1186         log_buf->header_size = sizeof(struct amdgpu_vcn_fwlog);
1187         log_buf->buffer_size = AMDGPU_VCNFW_LOG_SIZE;
1188         log_buf->rptr = log_buf->header_size;
1189         log_buf->wptr = log_buf->header_size;
1190         log_buf->wrapped = 0;
1191 #endif
1192 }
1193
1194 int amdgpu_vcn_process_poison_irq(struct amdgpu_device *adev,
1195                                 struct amdgpu_irq_src *source,
1196                                 struct amdgpu_iv_entry *entry)
1197 {
1198         struct ras_common_if *ras_if = adev->vcn.ras_if;
1199         struct ras_dispatch_if ih_data = {
1200                 .entry = entry,
1201         };
1202
1203         if (!ras_if)
1204                 return 0;
1205
1206         if (!amdgpu_sriov_vf(adev)) {
1207                 ih_data.head = *ras_if;
1208                 amdgpu_ras_interrupt_dispatch(adev, &ih_data);
1209         } else {
1210                 if (adev->virt.ops && adev->virt.ops->ras_poison_handler)
1211                         adev->virt.ops->ras_poison_handler(adev, ras_if->block);
1212                 else
1213                         dev_warn(adev->dev,
1214                                 "No ras_poison_handler interface in SRIOV for VCN!\n");
1215         }
1216
1217         return 0;
1218 }
1219
1220 int amdgpu_vcn_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block)
1221 {
1222         int r, i;
1223
1224         r = amdgpu_ras_block_late_init(adev, ras_block);
1225         if (r)
1226                 return r;
1227
1228         if (amdgpu_ras_is_supported(adev, ras_block->block)) {
1229                 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1230                         if (adev->vcn.harvest_config & (1 << i) ||
1231                             !adev->vcn.inst[i].ras_poison_irq.funcs)
1232                                 continue;
1233
1234                         r = amdgpu_irq_get(adev, &adev->vcn.inst[i].ras_poison_irq, 0);
1235                         if (r)
1236                                 goto late_fini;
1237                 }
1238         }
1239         return 0;
1240
1241 late_fini:
1242         amdgpu_ras_block_late_fini(adev, ras_block);
1243         return r;
1244 }
1245
1246 int amdgpu_vcn_ras_sw_init(struct amdgpu_device *adev)
1247 {
1248         int err;
1249         struct amdgpu_vcn_ras *ras;
1250
1251         if (!adev->vcn.ras)
1252                 return 0;
1253
1254         ras = adev->vcn.ras;
1255         err = amdgpu_ras_register_ras_block(adev, &ras->ras_block);
1256         if (err) {
1257                 dev_err(adev->dev, "Failed to register vcn ras block!\n");
1258                 return err;
1259         }
1260
1261         strcpy(ras->ras_block.ras_comm.name, "vcn");
1262         ras->ras_block.ras_comm.block = AMDGPU_RAS_BLOCK__VCN;
1263         ras->ras_block.ras_comm.type = AMDGPU_RAS_ERROR__POISON;
1264         adev->vcn.ras_if = &ras->ras_block.ras_comm;
1265
1266         if (!ras->ras_block.ras_late_init)
1267                 ras->ras_block.ras_late_init = amdgpu_vcn_ras_late_init;
1268
1269         return 0;
1270 }
1271
1272 int amdgpu_vcn_psp_update_sram(struct amdgpu_device *adev, int inst_idx,
1273                                enum AMDGPU_UCODE_ID ucode_id)
1274 {
1275         struct amdgpu_firmware_info ucode = {
1276                 .ucode_id = (ucode_id ? ucode_id :
1277                             (inst_idx ? AMDGPU_UCODE_ID_VCN1_RAM :
1278                                         AMDGPU_UCODE_ID_VCN0_RAM)),
1279                 .mc_addr = adev->vcn.inst[inst_idx].dpg_sram_gpu_addr,
1280                 .ucode_size = ((uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_curr_addr -
1281                               (uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr),
1282         };
1283
1284         return psp_execute_ip_fw_load(&adev->psp, &ucode);
1285 }
1286
1287 static ssize_t amdgpu_get_vcn_reset_mask(struct device *dev,
1288                                                 struct device_attribute *attr,
1289                                                 char *buf)
1290 {
1291         struct drm_device *ddev = dev_get_drvdata(dev);
1292         struct amdgpu_device *adev = drm_to_adev(ddev);
1293
1294         if (!adev)
1295                 return -ENODEV;
1296
1297         return amdgpu_show_reset_mask(buf, adev->vcn.supported_reset);
1298 }
1299
1300 static DEVICE_ATTR(vcn_reset_mask, 0444,
1301                    amdgpu_get_vcn_reset_mask, NULL);
1302
1303 int amdgpu_vcn_sysfs_reset_mask_init(struct amdgpu_device *adev)
1304 {
1305         int r = 0;
1306
1307         if (adev->vcn.num_vcn_inst) {
1308                 r = device_create_file(adev->dev, &dev_attr_vcn_reset_mask);
1309                 if (r)
1310                         return r;
1311         }
1312
1313         return r;
1314 }
1315
1316 void amdgpu_vcn_sysfs_reset_mask_fini(struct amdgpu_device *adev)
1317 {
1318         if (adev->dev->kobj.sd) {
1319                 if (adev->vcn.num_vcn_inst)
1320                         device_remove_file(adev->dev, &dev_attr_vcn_reset_mask);
1321         }
1322 }