drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c

   1 /*
   2  * Copyright 2019 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 <drm/drm_drv.h>
  26
  27 #include "amdgpu.h"
  28 #include "amdgpu_vcn.h"
  29 #include "amdgpu_pm.h"
  30 #include "soc15.h"
  31 #include "soc15d.h"
  32 #include "vcn_v2_0.h"
  33 #include "mmsch_v1_0.h"
  34 #include "vcn_v2_5.h"
  35
  36 #include "vcn/vcn_2_5_offset.h"
  37 #include "vcn/vcn_2_5_sh_mask.h"
  38 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
  39
  40 #define VCN_VID_SOC_ADDRESS_2_0                                 0x1fa00
  41 #define VCN1_VID_SOC_ADDRESS_3_0                                0x48200
  42
  43 #define mmUVD_CONTEXT_ID_INTERNAL_OFFSET                        0x27
  44 #define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET                    0x0f
  45 #define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET                  0x10
  46 #define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET                  0x11
  47 #define mmUVD_NO_OP_INTERNAL_OFFSET                             0x29
  48 #define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET                       0x66
  49 #define mmUVD_SCRATCH9_INTERNAL_OFFSET                          0xc01d
  50
  51 #define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET                   0x431
  52 #define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET          0x3b4
  53 #define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET         0x3b5
  54 #define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET                       0x25c
  55
  56 #define VCN25_MAX_HW_INSTANCES_ARCTURUS                 2
  57
  58 static const struct amdgpu_hwip_reg_entry vcn_reg_list_2_5[] = {
  59         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_POWER_STATUS),
  60         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_POWER_STATUS),
  61         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_STATUS),
  62         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID),
  63         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID2),
  64         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA0),
  65         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA1),
  66         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_CMD),
  67         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI),
  68         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO),
  69         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI2),
  70         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO2),
  71         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI3),
  72         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO3),
  73         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI4),
  74         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO4),
  75         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR),
  76         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR),
  77         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR2),
  78         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR2),
  79         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR3),
  80         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR3),
  81         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR4),
  82         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR4),
  83         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE),
  84         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE2),
  85         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE3),
  86         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE4),
  87         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_CONFIG),
  88         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_STATUS),
  89         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_CTL),
  90         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_DATA),
  91         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_MASK),
  92         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_PAUSE)
  93 };
  94
  95 static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev);
  96 static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev);
  97 static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev);
  98 static int vcn_v2_5_set_powergating_state(void *handle,
  99                                 enum amd_powergating_state state);
 100 static int vcn_v2_5_pause_dpg_mode(struct amdgpu_device *adev,
 101                                 int inst_idx, struct dpg_pause_state *new_state);
 102 static int vcn_v2_5_sriov_start(struct amdgpu_device *adev);
 103 static void vcn_v2_5_set_ras_funcs(struct amdgpu_device *adev);
 104
 105 static int amdgpu_ih_clientid_vcns[] = {
 106         SOC15_IH_CLIENTID_VCN,
 107         SOC15_IH_CLIENTID_VCN1
 108 };
 109
 110 /**
 111  * vcn_v2_5_early_init - set function pointers and load microcode
 112  *
 113  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 114  *
 115  * Set ring and irq function pointers
 116  * Load microcode from filesystem
 117  */
 118 static int vcn_v2_5_early_init(struct amdgpu_ip_block *ip_block)
 119 {
 120         struct amdgpu_device *adev = ip_block->adev;
 121
 122         if (amdgpu_sriov_vf(adev)) {
 123                 adev->vcn.num_vcn_inst = 2;
 124                 adev->vcn.harvest_config = 0;
 125                 adev->vcn.num_enc_rings = 1;
 126         } else {
 127                 u32 harvest;
 128                 int i;
 129
 130                 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 131                         harvest = RREG32_SOC15(VCN, i, mmCC_UVD_HARVESTING);
 132                         if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
 133                                 adev->vcn.harvest_config |= 1 << i;
 134                 }
 135                 if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
 136                                         AMDGPU_VCN_HARVEST_VCN1))
 137                         /* both instances are harvested, disable the block */
 138                         return -ENOENT;
 139
 140                 adev->vcn.num_enc_rings = 2;
 141         }
 142
 143         vcn_v2_5_set_dec_ring_funcs(adev);
 144         vcn_v2_5_set_enc_ring_funcs(adev);
 145         vcn_v2_5_set_irq_funcs(adev);
 146         vcn_v2_5_set_ras_funcs(adev);
 147
 148         return amdgpu_vcn_early_init(adev);
 149 }
 150
 151 /**
 152  * vcn_v2_5_sw_init - sw init for VCN block
 153  *
 154  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 155  *
 156  * Load firmware and sw initialization
 157  */
 158 static int vcn_v2_5_sw_init(struct amdgpu_ip_block *ip_block)
 159 {
 160         struct amdgpu_ring *ring;
 161         int i, j, r;
 162         uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_2_5);
 163         uint32_t *ptr;
 164         struct amdgpu_device *adev = ip_block->adev;
 165
 166         for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
 167                 if (adev->vcn.harvest_config & (1 << j))
 168                         continue;
 169                 /* VCN DEC TRAP */
 170                 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
 171                                 VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[j].irq);
 172                 if (r)
 173                         return r;
 174
 175                 /* VCN ENC TRAP */
 176                 for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 177                         r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
 178                                 i + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[j].irq);
 179                         if (r)
 180                                 return r;
 181                 }
 182
 183                 /* VCN POISON TRAP */
 184                 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
 185                         VCN_2_6__SRCID_UVD_POISON, &adev->vcn.inst[j].ras_poison_irq);
 186                 if (r)
 187                         return r;
 188         }
 189
 190         r = amdgpu_vcn_sw_init(adev);
 191         if (r)
 192                 return r;
 193
 194         amdgpu_vcn_setup_ucode(adev);
 195
 196         r = amdgpu_vcn_resume(adev);
 197         if (r)
 198                 return r;
 199
 200         for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
 201                 volatile struct amdgpu_fw_shared *fw_shared;
 202
 203                 if (adev->vcn.harvest_config & (1 << j))
 204                         continue;
 205                 adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
 206                 adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
 207                 adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
 208                 adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
 209                 adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
 210                 adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
 211
 212                 adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
 213                 adev->vcn.inst[j].external.scratch9 = SOC15_REG_OFFSET(VCN, j, mmUVD_SCRATCH9);
 214                 adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
 215                 adev->vcn.inst[j].external.data0 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA0);
 216                 adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
 217                 adev->vcn.inst[j].external.data1 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA1);
 218                 adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
 219                 adev->vcn.inst[j].external.cmd = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_CMD);
 220                 adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
 221                 adev->vcn.inst[j].external.nop = SOC15_REG_OFFSET(VCN, j, mmUVD_NO_OP);
 222
 223                 ring = &adev->vcn.inst[j].ring_dec;
 224                 ring->use_doorbell = true;
 225
 226                 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
 227                                 (amdgpu_sriov_vf(adev) ? 2*j : 8*j);
 228
 229                 if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(2, 5, 0))
 230                         ring->vm_hub = AMDGPU_MMHUB1(0);
 231                 else
 232                         ring->vm_hub = AMDGPU_MMHUB0(0);
 233
 234                 sprintf(ring->name, "vcn_dec_%d", j);
 235                 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[j].irq,
 236                                      0, AMDGPU_RING_PRIO_DEFAULT, NULL);
 237                 if (r)
 238                         return r;
 239
 240                 for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 241                         enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
 242
 243                         ring = &adev->vcn.inst[j].ring_enc[i];
 244                         ring->use_doorbell = true;
 245
 246                         ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
 247                                         (amdgpu_sriov_vf(adev) ? (1 + i + 2*j) : (2 + i + 8*j));
 248
 249                         if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
 250                             IP_VERSION(2, 5, 0))
 251                                 ring->vm_hub = AMDGPU_MMHUB1(0);
 252                         else
 253                                 ring->vm_hub = AMDGPU_MMHUB0(0);
 254
 255                         sprintf(ring->name, "vcn_enc_%d.%d", j, i);
 256                         r = amdgpu_ring_init(adev, ring, 512,
 257                                              &adev->vcn.inst[j].irq, 0,
 258                                              hw_prio, NULL);
 259                         if (r)
 260                                 return r;
 261                 }
 262
 263                 fw_shared = adev->vcn.inst[j].fw_shared.cpu_addr;
 264                 fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG);
 265
 266                 if (amdgpu_vcnfw_log)
 267                         amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
 268         }
 269
 270         if (amdgpu_sriov_vf(adev)) {
 271                 r = amdgpu_virt_alloc_mm_table(adev);
 272                 if (r)
 273                         return r;
 274         }
 275
 276         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 277                 adev->vcn.pause_dpg_mode = vcn_v2_5_pause_dpg_mode;
 278
 279         r = amdgpu_vcn_ras_sw_init(adev);
 280         if (r)
 281                 return r;
 282
 283         /* Allocate memory for VCN IP Dump buffer */
 284         ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL);
 285         if (!ptr) {
 286                 DRM_ERROR("Failed to allocate memory for VCN IP Dump\n");
 287                 adev->vcn.ip_dump = NULL;
 288         } else {
 289                 adev->vcn.ip_dump = ptr;
 290         }
 291
 292         return 0;
 293 }
 294
 295 /**
 296  * vcn_v2_5_sw_fini - sw fini for VCN block
 297  *
 298  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 299  *
 300  * VCN suspend and free up sw allocation
 301  */
 302 static int vcn_v2_5_sw_fini(struct amdgpu_ip_block *ip_block)
 303 {
 304         int i, r, idx;
 305         struct amdgpu_device *adev = ip_block->adev;
 306         volatile struct amdgpu_fw_shared *fw_shared;
 307
 308         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 309                 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 310                         if (adev->vcn.harvest_config & (1 << i))
 311                                 continue;
 312                         fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 313                         fw_shared->present_flag_0 = 0;
 314                 }
 315                 drm_dev_exit(idx);
 316         }
 317
 318
 319         if (amdgpu_sriov_vf(adev))
 320                 amdgpu_virt_free_mm_table(adev);
 321
 322         r = amdgpu_vcn_suspend(adev);
 323         if (r)
 324                 return r;
 325
 326         r = amdgpu_vcn_sw_fini(adev);
 327
 328         kfree(adev->vcn.ip_dump);
 329
 330         return r;
 331 }
 332
 333 /**
 334  * vcn_v2_5_hw_init - start and test VCN block
 335  *
 336  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 337  *
 338  * Initialize the hardware, boot up the VCPU and do some testing
 339  */
 340 static int vcn_v2_5_hw_init(struct amdgpu_ip_block *ip_block)
 341 {
 342         struct amdgpu_device *adev = ip_block->adev;
 343         struct amdgpu_ring *ring;
 344         int i, j, r = 0;
 345
 346         if (amdgpu_sriov_vf(adev))
 347                 r = vcn_v2_5_sriov_start(adev);
 348
 349         for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
 350                 if (adev->vcn.harvest_config & (1 << j))
 351                         continue;
 352
 353                 if (amdgpu_sriov_vf(adev)) {
 354                         adev->vcn.inst[j].ring_enc[0].sched.ready = true;
 355                         adev->vcn.inst[j].ring_enc[1].sched.ready = false;
 356                         adev->vcn.inst[j].ring_enc[2].sched.ready = false;
 357                         adev->vcn.inst[j].ring_dec.sched.ready = true;
 358                 } else {
 359
 360                         ring = &adev->vcn.inst[j].ring_dec;
 361
 362                         adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 363                                                      ring->doorbell_index, j);
 364
 365                         r = amdgpu_ring_test_helper(ring);
 366                         if (r)
 367                                 return r;
 368
 369                         for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 370                                 ring = &adev->vcn.inst[j].ring_enc[i];
 371                                 r = amdgpu_ring_test_helper(ring);
 372                                 if (r)
 373                                         return r;
 374                         }
 375                 }
 376         }
 377
 378         return r;
 379 }
 380
 381 /**
 382  * vcn_v2_5_hw_fini - stop the hardware block
 383  *
 384  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 385  *
 386  * Stop the VCN block, mark ring as not ready any more
 387  */
 388 static int vcn_v2_5_hw_fini(struct amdgpu_ip_block *ip_block)
 389 {
 390         struct amdgpu_device *adev = ip_block->adev;
 391         int i;
 392
 393         cancel_delayed_work_sync(&adev->vcn.idle_work);
 394
 395         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 396                 if (adev->vcn.harvest_config & (1 << i))
 397                         continue;
 398
 399                 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 400                     (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 401                      RREG32_SOC15(VCN, i, mmUVD_STATUS)))
 402                         vcn_v2_5_set_powergating_state(adev, AMD_PG_STATE_GATE);
 403
 404                 if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN))
 405                         amdgpu_irq_put(adev, &adev->vcn.inst[i].ras_poison_irq, 0);
 406         }
 407
 408         return 0;
 409 }
 410
 411 /**
 412  * vcn_v2_5_suspend - suspend VCN block
 413  *
 414  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 415  *
 416  * HW fini and suspend VCN block
 417  */
 418 static int vcn_v2_5_suspend(struct amdgpu_ip_block *ip_block)
 419 {
 420         int r;
 421
 422         r = vcn_v2_5_hw_fini(ip_block);
 423         if (r)
 424                 return r;
 425
 426         r = amdgpu_vcn_suspend(ip_block->adev);
 427
 428         return r;
 429 }
 430
 431 /**
 432  * vcn_v2_5_resume - resume VCN block
 433  *
 434  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 435  *
 436  * Resume firmware and hw init VCN block
 437  */
 438 static int vcn_v2_5_resume(struct amdgpu_ip_block *ip_block)
 439 {
 440         int r;
 441
 442         r = amdgpu_vcn_resume(ip_block->adev);
 443         if (r)
 444                 return r;
 445
 446         r = vcn_v2_5_hw_init(ip_block);
 447
 448         return r;
 449 }
 450
 451 /**
 452  * vcn_v2_5_mc_resume - memory controller programming
 453  *
 454  * @adev: amdgpu_device pointer
 455  *
 456  * Let the VCN memory controller know it's offsets
 457  */
 458 static void vcn_v2_5_mc_resume(struct amdgpu_device *adev)
 459 {
 460         uint32_t size;
 461         uint32_t offset;
 462         int i;
 463
 464         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 465                 if (adev->vcn.harvest_config & (1 << i))
 466                         continue;
 467
 468                 size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[i]->size + 4);
 469                 /* cache window 0: fw */
 470                 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 471                         WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 472                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo));
 473                         WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 474                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi));
 475                         WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0, 0);
 476                         offset = 0;
 477                 } else {
 478                         WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 479                                 lower_32_bits(adev->vcn.inst[i].gpu_addr));
 480                         WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 481                                 upper_32_bits(adev->vcn.inst[i].gpu_addr));
 482                         offset = size;
 483                         WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0,
 484                                 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 485                 }
 486                 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE0, size);
 487
 488                 /* cache window 1: stack */
 489                 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 490                         lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
 491                 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 492                         upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
 493                 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET1, 0);
 494                 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 495
 496                 /* cache window 2: context */
 497                 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 498                         lower_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 499                 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 500                         upper_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 501                 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET2, 0);
 502                 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 503
 504                 /* non-cache window */
 505                 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
 506                         lower_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
 507                 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
 508                         upper_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
 509                 WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 510                 WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_SIZE0,
 511                         AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
 512         }
 513 }
 514
 515 static void vcn_v2_5_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 516 {
 517         uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[inst_idx]->size + 4);
 518         uint32_t offset;
 519
 520         /* cache window 0: fw */
 521         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 522                 if (!indirect) {
 523                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 524                                 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 525                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
 526                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 527                                 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 528                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
 529                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 530                                 VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 531                 } else {
 532                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 533                                 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
 534                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 535                                 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
 536                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 537                                 VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 538                 }
 539                 offset = 0;
 540         } else {
 541                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 542                         VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 543                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 544                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 545                         VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 546                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 547                 offset = size;
 548                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 549                         VCN, 0, mmUVD_VCPU_CACHE_OFFSET0),
 550                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
 551         }
 552
 553         if (!indirect)
 554                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 555                         VCN, 0, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
 556         else
 557                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 558                         VCN, 0, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
 559
 560         /* cache window 1: stack */
 561         if (!indirect) {
 562                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 563                         VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
 564                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 565                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 566                         VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
 567                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 568                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 569                         VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 570         } else {
 571                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 572                         VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
 573                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 574                         VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
 575                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 576                         VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 577         }
 578         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 579                 VCN, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
 580
 581         /* cache window 2: context */
 582         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 583                 VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
 584                 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 585         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 586                 VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
 587                 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 588         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 589                 VCN, 0, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
 590         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 591                 VCN, 0, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
 592
 593         /* non-cache window */
 594         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 595                 VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
 596                 lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 597         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 598                 VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
 599                 upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 600         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 601                 VCN, 0, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 602         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 603                 VCN, 0, mmUVD_VCPU_NONCACHE_SIZE0),
 604                 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
 605
 606         /* VCN global tiling registers */
 607         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 608                 VCN, 0, mmUVD_GFX8_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
 609 }
 610
 611 /**
 612  * vcn_v2_5_disable_clock_gating - disable VCN clock gating
 613  *
 614  * @adev: amdgpu_device pointer
 615  *
 616  * Disable clock gating for VCN block
 617  */
 618 static void vcn_v2_5_disable_clock_gating(struct amdgpu_device *adev)
 619 {
 620         uint32_t data;
 621         int i;
 622
 623         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 624                 if (adev->vcn.harvest_config & (1 << i))
 625                         continue;
 626                 /* UVD disable CGC */
 627                 data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 628                 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 629                         data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 630                 else
 631                         data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 632                 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 633                 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 634                 WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 635
 636                 data = RREG32_SOC15(VCN, i, mmUVD_CGC_GATE);
 637                 data &= ~(UVD_CGC_GATE__SYS_MASK
 638                         | UVD_CGC_GATE__UDEC_MASK
 639                         | UVD_CGC_GATE__MPEG2_MASK
 640                         | UVD_CGC_GATE__REGS_MASK
 641                         | UVD_CGC_GATE__RBC_MASK
 642                         | UVD_CGC_GATE__LMI_MC_MASK
 643                         | UVD_CGC_GATE__LMI_UMC_MASK
 644                         | UVD_CGC_GATE__IDCT_MASK
 645                         | UVD_CGC_GATE__MPRD_MASK
 646                         | UVD_CGC_GATE__MPC_MASK
 647                         | UVD_CGC_GATE__LBSI_MASK
 648                         | UVD_CGC_GATE__LRBBM_MASK
 649                         | UVD_CGC_GATE__UDEC_RE_MASK
 650                         | UVD_CGC_GATE__UDEC_CM_MASK
 651                         | UVD_CGC_GATE__UDEC_IT_MASK
 652                         | UVD_CGC_GATE__UDEC_DB_MASK
 653                         | UVD_CGC_GATE__UDEC_MP_MASK
 654                         | UVD_CGC_GATE__WCB_MASK
 655                         | UVD_CGC_GATE__VCPU_MASK
 656                         | UVD_CGC_GATE__MMSCH_MASK);
 657
 658                 WREG32_SOC15(VCN, i, mmUVD_CGC_GATE, data);
 659
 660                 SOC15_WAIT_ON_RREG(VCN, i, mmUVD_CGC_GATE, 0,  0xFFFFFFFF);
 661
 662                 data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 663                 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 664                         | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 665                         | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 666                         | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 667                         | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 668                         | UVD_CGC_CTRL__SYS_MODE_MASK
 669                         | UVD_CGC_CTRL__UDEC_MODE_MASK
 670                         | UVD_CGC_CTRL__MPEG2_MODE_MASK
 671                         | UVD_CGC_CTRL__REGS_MODE_MASK
 672                         | UVD_CGC_CTRL__RBC_MODE_MASK
 673                         | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 674                         | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 675                         | UVD_CGC_CTRL__IDCT_MODE_MASK
 676                         | UVD_CGC_CTRL__MPRD_MODE_MASK
 677                         | UVD_CGC_CTRL__MPC_MODE_MASK
 678                         | UVD_CGC_CTRL__LBSI_MODE_MASK
 679                         | UVD_CGC_CTRL__LRBBM_MODE_MASK
 680                         | UVD_CGC_CTRL__WCB_MODE_MASK
 681                         | UVD_CGC_CTRL__VCPU_MODE_MASK
 682                         | UVD_CGC_CTRL__MMSCH_MODE_MASK);
 683                 WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 684
 685                 /* turn on */
 686                 data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE);
 687                 data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 688                         | UVD_SUVD_CGC_GATE__SIT_MASK
 689                         | UVD_SUVD_CGC_GATE__SMP_MASK
 690                         | UVD_SUVD_CGC_GATE__SCM_MASK
 691                         | UVD_SUVD_CGC_GATE__SDB_MASK
 692                         | UVD_SUVD_CGC_GATE__SRE_H264_MASK
 693                         | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 694                         | UVD_SUVD_CGC_GATE__SIT_H264_MASK
 695                         | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 696                         | UVD_SUVD_CGC_GATE__SCM_H264_MASK
 697                         | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 698                         | UVD_SUVD_CGC_GATE__SDB_H264_MASK
 699                         | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 700                         | UVD_SUVD_CGC_GATE__SCLR_MASK
 701                         | UVD_SUVD_CGC_GATE__UVD_SC_MASK
 702                         | UVD_SUVD_CGC_GATE__ENT_MASK
 703                         | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 704                         | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 705                         | UVD_SUVD_CGC_GATE__SITE_MASK
 706                         | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 707                         | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 708                         | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 709                         | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 710                         | UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
 711                 WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE, data);
 712
 713                 data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
 714                 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 715                         | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 716                         | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 717                         | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 718                         | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 719                         | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 720                         | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 721                         | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 722                         | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 723                         | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 724                 WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
 725         }
 726 }
 727
 728 static void vcn_v2_5_clock_gating_dpg_mode(struct amdgpu_device *adev,
 729                 uint8_t sram_sel, int inst_idx, uint8_t indirect)
 730 {
 731         uint32_t reg_data = 0;
 732
 733         /* enable sw clock gating control */
 734         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 735                 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 736         else
 737                 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 738         reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 739         reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 740         reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 741                  UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 742                  UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 743                  UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 744                  UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 745                  UVD_CGC_CTRL__SYS_MODE_MASK |
 746                  UVD_CGC_CTRL__UDEC_MODE_MASK |
 747                  UVD_CGC_CTRL__MPEG2_MODE_MASK |
 748                  UVD_CGC_CTRL__REGS_MODE_MASK |
 749                  UVD_CGC_CTRL__RBC_MODE_MASK |
 750                  UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 751                  UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 752                  UVD_CGC_CTRL__IDCT_MODE_MASK |
 753                  UVD_CGC_CTRL__MPRD_MODE_MASK |
 754                  UVD_CGC_CTRL__MPC_MODE_MASK |
 755                  UVD_CGC_CTRL__LBSI_MODE_MASK |
 756                  UVD_CGC_CTRL__LRBBM_MODE_MASK |
 757                  UVD_CGC_CTRL__WCB_MODE_MASK |
 758                  UVD_CGC_CTRL__VCPU_MODE_MASK |
 759                  UVD_CGC_CTRL__MMSCH_MODE_MASK);
 760         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 761                 VCN, 0, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
 762
 763         /* turn off clock gating */
 764         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 765                 VCN, 0, mmUVD_CGC_GATE), 0, sram_sel, indirect);
 766
 767         /* turn on SUVD clock gating */
 768         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 769                 VCN, 0, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
 770
 771         /* turn on sw mode in UVD_SUVD_CGC_CTRL */
 772         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 773                 VCN, 0, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
 774 }
 775
 776 /**
 777  * vcn_v2_5_enable_clock_gating - enable VCN clock gating
 778  *
 779  * @adev: amdgpu_device pointer
 780  *
 781  * Enable clock gating for VCN block
 782  */
 783 static void vcn_v2_5_enable_clock_gating(struct amdgpu_device *adev)
 784 {
 785         uint32_t data = 0;
 786         int i;
 787
 788         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 789                 if (adev->vcn.harvest_config & (1 << i))
 790                         continue;
 791                 /* enable UVD CGC */
 792                 data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 793                 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 794                         data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 795                 else
 796                         data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 797                 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 798                 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 799                 WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 800
 801                 data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 802                 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 803                         | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 804                         | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 805                         | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 806                         | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 807                         | UVD_CGC_CTRL__SYS_MODE_MASK
 808                         | UVD_CGC_CTRL__UDEC_MODE_MASK
 809                         | UVD_CGC_CTRL__MPEG2_MODE_MASK
 810                         | UVD_CGC_CTRL__REGS_MODE_MASK
 811                         | UVD_CGC_CTRL__RBC_MODE_MASK
 812                         | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 813                         | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 814                         | UVD_CGC_CTRL__IDCT_MODE_MASK
 815                         | UVD_CGC_CTRL__MPRD_MODE_MASK
 816                         | UVD_CGC_CTRL__MPC_MODE_MASK
 817                         | UVD_CGC_CTRL__LBSI_MODE_MASK
 818                         | UVD_CGC_CTRL__LRBBM_MODE_MASK
 819                         | UVD_CGC_CTRL__WCB_MODE_MASK
 820                         | UVD_CGC_CTRL__VCPU_MODE_MASK);
 821                 WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 822
 823                 data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
 824                 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 825                         | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 826                         | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 827                         | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 828                         | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 829                         | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 830                         | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 831                         | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 832                         | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 833                         | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 834                 WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
 835         }
 836 }
 837
 838 static void vcn_v2_6_enable_ras(struct amdgpu_device *adev, int inst_idx,
 839                                 bool indirect)
 840 {
 841         uint32_t tmp;
 842
 843         if (amdgpu_ip_version(adev, UVD_HWIP, 0) != IP_VERSION(2, 6, 0))
 844                 return;
 845
 846         tmp = VCN_RAS_CNTL__VCPU_VCODEC_REARM_MASK |
 847               VCN_RAS_CNTL__VCPU_VCODEC_IH_EN_MASK |
 848               VCN_RAS_CNTL__VCPU_VCODEC_PMI_EN_MASK |
 849               VCN_RAS_CNTL__VCPU_VCODEC_STALL_EN_MASK;
 850         WREG32_SOC15_DPG_MODE(inst_idx,
 851                               SOC15_DPG_MODE_OFFSET(VCN, 0, mmVCN_RAS_CNTL),
 852                               tmp, 0, indirect);
 853
 854         tmp = UVD_VCPU_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
 855         WREG32_SOC15_DPG_MODE(inst_idx,
 856                               SOC15_DPG_MODE_OFFSET(VCN, 0, mmUVD_VCPU_INT_EN),
 857                               tmp, 0, indirect);
 858
 859         tmp = UVD_SYS_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
 860         WREG32_SOC15_DPG_MODE(inst_idx,
 861                               SOC15_DPG_MODE_OFFSET(VCN, 0, mmUVD_SYS_INT_EN),
 862                               tmp, 0, indirect);
 863 }
 864
 865 static int vcn_v2_5_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 866 {
 867         volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 868         struct amdgpu_ring *ring;
 869         uint32_t rb_bufsz, tmp;
 870
 871         /* disable register anti-hang mechanism */
 872         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
 873                 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 874         /* enable dynamic power gating mode */
 875         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
 876         tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 877         tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 878         WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
 879
 880         if (indirect)
 881                 adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
 882
 883         /* enable clock gating */
 884         vcn_v2_5_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
 885
 886         /* enable VCPU clock */
 887         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 888         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 889         tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
 890         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 891                 VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
 892
 893         /* disable master interupt */
 894         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 895                 VCN, 0, mmUVD_MASTINT_EN), 0, 0, indirect);
 896
 897         /* setup mmUVD_LMI_CTRL */
 898         tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 899                 UVD_LMI_CTRL__REQ_MODE_MASK |
 900                 UVD_LMI_CTRL__CRC_RESET_MASK |
 901                 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
 902                 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 903                 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 904                 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 905                 0x00100000L);
 906         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 907                 VCN, 0, mmUVD_LMI_CTRL), tmp, 0, indirect);
 908
 909         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 910                 VCN, 0, mmUVD_MPC_CNTL),
 911                 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
 912
 913         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 914                 VCN, 0, mmUVD_MPC_SET_MUXA0),
 915                 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 916                  (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 917                  (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 918                  (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
 919
 920         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 921                 VCN, 0, mmUVD_MPC_SET_MUXB0),
 922                 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
 923                  (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
 924                  (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
 925                  (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
 926
 927         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 928                 VCN, 0, mmUVD_MPC_SET_MUX),
 929                 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
 930                  (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
 931                  (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
 932
 933         vcn_v2_5_mc_resume_dpg_mode(adev, inst_idx, indirect);
 934
 935         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 936                 VCN, 0, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
 937         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 938                 VCN, 0, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
 939
 940         /* enable LMI MC and UMC channels */
 941         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 942                 VCN, 0, mmUVD_LMI_CTRL2), 0, 0, indirect);
 943
 944         vcn_v2_6_enable_ras(adev, inst_idx, indirect);
 945
 946         /* unblock VCPU register access */
 947         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 948                 VCN, 0, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
 949
 950         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 951         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 952         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 953                 VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
 954
 955         /* enable master interrupt */
 956         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 957                 VCN, 0, mmUVD_MASTINT_EN),
 958                 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
 959
 960         if (indirect)
 961                 amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
 962
 963         ring = &adev->vcn.inst[inst_idx].ring_dec;
 964         /* force RBC into idle state */
 965         rb_bufsz = order_base_2(ring->ring_size);
 966         tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
 967         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
 968         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
 969         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
 970         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
 971         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
 972
 973         /* Stall DPG before WPTR/RPTR reset */
 974         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
 975                 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
 976                 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
 977         fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
 978
 979         /* set the write pointer delay */
 980         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
 981
 982         /* set the wb address */
 983         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
 984                 (upper_32_bits(ring->gpu_addr) >> 2));
 985
 986         /* program the RB_BASE for ring buffer */
 987         WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
 988                 lower_32_bits(ring->gpu_addr));
 989         WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
 990                 upper_32_bits(ring->gpu_addr));
 991
 992         /* Initialize the ring buffer's read and write pointers */
 993         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
 994
 995         WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
 996
 997         ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
 998         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
 999                 lower_32_bits(ring->wptr));
1000
1001         fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
1002         /* Unstall DPG */
1003         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1004                 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1005
1006         return 0;
1007 }
1008
1009 static int vcn_v2_5_start(struct amdgpu_device *adev)
1010 {
1011         struct amdgpu_ring *ring;
1012         uint32_t rb_bufsz, tmp;
1013         int i, j, k, r;
1014
1015         if (adev->pm.dpm_enabled)
1016                 amdgpu_dpm_enable_uvd(adev, true);
1017
1018         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1019                 if (adev->vcn.harvest_config & (1 << i))
1020                         continue;
1021                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1022                         r = vcn_v2_5_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1023                         continue;
1024                 }
1025
1026                 /* disable register anti-hang mechanism */
1027                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS), 0,
1028                         ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1029
1030                 /* set uvd status busy */
1031                 tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1032                 WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
1033         }
1034
1035         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1036                 return 0;
1037
1038         /*SW clock gating */
1039         vcn_v2_5_disable_clock_gating(adev);
1040
1041         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1042                 if (adev->vcn.harvest_config & (1 << i))
1043                         continue;
1044                 /* enable VCPU clock */
1045                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1046                         UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1047
1048                 /* disable master interrupt */
1049                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1050                         ~UVD_MASTINT_EN__VCPU_EN_MASK);
1051
1052                 /* setup mmUVD_LMI_CTRL */
1053                 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1054                 tmp &= ~0xff;
1055                 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp | 0x8|
1056                         UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1057                         UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1058                         UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1059                         UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1060
1061                 /* setup mmUVD_MPC_CNTL */
1062                 tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1063                 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1064                 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1065                 WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1066
1067                 /* setup UVD_MPC_SET_MUXA0 */
1068                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1069                         ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1070                         (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1071                         (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1072                         (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1073
1074                 /* setup UVD_MPC_SET_MUXB0 */
1075                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1076                         ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1077                         (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1078                         (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1079                         (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1080
1081                 /* setup mmUVD_MPC_SET_MUX */
1082                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1083                         ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1084                         (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1085                         (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1086         }
1087
1088         vcn_v2_5_mc_resume(adev);
1089
1090         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1091                 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1092                 if (adev->vcn.harvest_config & (1 << i))
1093                         continue;
1094                 /* VCN global tiling registers */
1095                 WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1096                         adev->gfx.config.gb_addr_config);
1097                 WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1098                         adev->gfx.config.gb_addr_config);
1099
1100                 /* enable LMI MC and UMC channels */
1101                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1102                         ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1103
1104                 /* unblock VCPU register access */
1105                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1106                         ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1107
1108                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1109                         ~UVD_VCPU_CNTL__BLK_RST_MASK);
1110
1111                 for (k = 0; k < 10; ++k) {
1112                         uint32_t status;
1113
1114                         for (j = 0; j < 100; ++j) {
1115                                 status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1116                                 if (status & 2)
1117                                         break;
1118                                 if (amdgpu_emu_mode == 1)
1119                                         msleep(500);
1120                                 else
1121                                         mdelay(10);
1122                         }
1123                         r = 0;
1124                         if (status & 2)
1125                                 break;
1126
1127                         DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
1128                         WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1129                                 UVD_VCPU_CNTL__BLK_RST_MASK,
1130                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1131                         mdelay(10);
1132                         WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1133                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1134
1135                         mdelay(10);
1136                         r = -1;
1137                 }
1138
1139                 if (r) {
1140                         DRM_ERROR("VCN decode not responding, giving up!!!\n");
1141                         return r;
1142                 }
1143
1144                 /* enable master interrupt */
1145                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1146                         UVD_MASTINT_EN__VCPU_EN_MASK,
1147                         ~UVD_MASTINT_EN__VCPU_EN_MASK);
1148
1149                 /* clear the busy bit of VCN_STATUS */
1150                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1151                         ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1152
1153                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1154
1155                 ring = &adev->vcn.inst[i].ring_dec;
1156                 /* force RBC into idle state */
1157                 rb_bufsz = order_base_2(ring->ring_size);
1158                 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1159                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1160                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1161                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1162                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1163                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1164
1165                 fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
1166                 /* program the RB_BASE for ring buffer */
1167                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1168                         lower_32_bits(ring->gpu_addr));
1169                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1170                         upper_32_bits(ring->gpu_addr));
1171
1172                 /* Initialize the ring buffer's read and write pointers */
1173                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1174
1175                 ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1176                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1177                                 lower_32_bits(ring->wptr));
1178                 fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
1179
1180                 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1181                 ring = &adev->vcn.inst[i].ring_enc[0];
1182                 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1183                 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1184                 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1185                 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1186                 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1187                 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1188
1189                 fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1190                 ring = &adev->vcn.inst[i].ring_enc[1];
1191                 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1192                 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1193                 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1194                 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1195                 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1196                 fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1197         }
1198
1199         return 0;
1200 }
1201
1202 static int vcn_v2_5_mmsch_start(struct amdgpu_device *adev,
1203                                 struct amdgpu_mm_table *table)
1204 {
1205         uint32_t data = 0, loop = 0, size = 0;
1206         uint64_t addr = table->gpu_addr;
1207         struct mmsch_v1_1_init_header *header = NULL;
1208
1209         header = (struct mmsch_v1_1_init_header *)table->cpu_addr;
1210         size = header->total_size;
1211
1212         /*
1213          * 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of
1214          *  memory descriptor location
1215          */
1216         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr));
1217         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr));
1218
1219         /* 2, update vmid of descriptor */
1220         data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1221         data &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1222         /* use domain0 for MM scheduler */
1223         data |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1224         WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, data);
1225
1226         /* 3, notify mmsch about the size of this descriptor */
1227         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1228
1229         /* 4, set resp to zero */
1230         WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1231
1232         /*
1233          * 5, kick off the initialization and wait until
1234          * VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero
1235          */
1236         WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, 0x10000001);
1237
1238         data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1239         loop = 10;
1240         while ((data & 0x10000002) != 0x10000002) {
1241                 udelay(100);
1242                 data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1243                 loop--;
1244                 if (!loop)
1245                         break;
1246         }
1247
1248         if (!loop) {
1249                 dev_err(adev->dev,
1250                         "failed to init MMSCH, mmMMSCH_VF_MAILBOX_RESP = %x\n",
1251                         data);
1252                 return -EBUSY;
1253         }
1254
1255         return 0;
1256 }
1257
1258 static int vcn_v2_5_sriov_start(struct amdgpu_device *adev)
1259 {
1260         struct amdgpu_ring *ring;
1261         uint32_t offset, size, tmp, i, rb_bufsz;
1262         uint32_t table_size = 0;
1263         struct mmsch_v1_0_cmd_direct_write direct_wt = { { 0 } };
1264         struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { { 0 } };
1265         struct mmsch_v1_0_cmd_end end = { { 0 } };
1266         uint32_t *init_table = adev->virt.mm_table.cpu_addr;
1267         struct mmsch_v1_1_init_header *header = (struct mmsch_v1_1_init_header *)init_table;
1268
1269         direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
1270         direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1271         end.cmd_header.command_type = MMSCH_COMMAND__END;
1272
1273         header->version = MMSCH_VERSION;
1274         header->total_size = sizeof(struct mmsch_v1_1_init_header) >> 2;
1275         init_table += header->total_size;
1276
1277         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1278                 header->eng[i].table_offset = header->total_size;
1279                 header->eng[i].init_status = 0;
1280                 header->eng[i].table_size = 0;
1281
1282                 table_size = 0;
1283
1284                 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(
1285                         SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS),
1286                         ~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1287
1288                 size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[i]->size + 4);
1289                 /* mc resume*/
1290                 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1291                         MMSCH_V1_0_INSERT_DIRECT_WT(
1292                                 SOC15_REG_OFFSET(VCN, i,
1293                                         mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1294                                 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1295                         MMSCH_V1_0_INSERT_DIRECT_WT(
1296                                 SOC15_REG_OFFSET(VCN, i,
1297                                         mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1298                                 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1299                         offset = 0;
1300                         MMSCH_V1_0_INSERT_DIRECT_WT(
1301                                 SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0), 0);
1302                 } else {
1303                         MMSCH_V1_0_INSERT_DIRECT_WT(
1304                                 SOC15_REG_OFFSET(VCN, i,
1305                                         mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1306                                 lower_32_bits(adev->vcn.inst[i].gpu_addr));
1307                         MMSCH_V1_0_INSERT_DIRECT_WT(
1308                                 SOC15_REG_OFFSET(VCN, i,
1309                                         mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1310                                 upper_32_bits(adev->vcn.inst[i].gpu_addr));
1311                         offset = size;
1312                         MMSCH_V1_0_INSERT_DIRECT_WT(
1313                                 SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0),
1314                                 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1315                 }
1316
1317                 MMSCH_V1_0_INSERT_DIRECT_WT(
1318                         SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE0),
1319                         size);
1320                 MMSCH_V1_0_INSERT_DIRECT_WT(
1321                         SOC15_REG_OFFSET(VCN, i,
1322                                 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1323                         lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1324                 MMSCH_V1_0_INSERT_DIRECT_WT(
1325                         SOC15_REG_OFFSET(VCN, i,
1326                                 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1327                         upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1328                 MMSCH_V1_0_INSERT_DIRECT_WT(
1329                         SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET1),
1330                         0);
1331                 MMSCH_V1_0_INSERT_DIRECT_WT(
1332                         SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE1),
1333                         AMDGPU_VCN_STACK_SIZE);
1334                 MMSCH_V1_0_INSERT_DIRECT_WT(
1335                         SOC15_REG_OFFSET(VCN, i,
1336                                 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1337                         lower_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1338                                 AMDGPU_VCN_STACK_SIZE));
1339                 MMSCH_V1_0_INSERT_DIRECT_WT(
1340                         SOC15_REG_OFFSET(VCN, i,
1341                                 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1342                         upper_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1343                                 AMDGPU_VCN_STACK_SIZE));
1344                 MMSCH_V1_0_INSERT_DIRECT_WT(
1345                         SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET2),
1346                         0);
1347                 MMSCH_V1_0_INSERT_DIRECT_WT(
1348                         SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE2),
1349                         AMDGPU_VCN_CONTEXT_SIZE);
1350
1351                 ring = &adev->vcn.inst[i].ring_enc[0];
1352                 ring->wptr = 0;
1353
1354                 MMSCH_V1_0_INSERT_DIRECT_WT(
1355                         SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_LO),
1356                         lower_32_bits(ring->gpu_addr));
1357                 MMSCH_V1_0_INSERT_DIRECT_WT(
1358                         SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_HI),
1359                         upper_32_bits(ring->gpu_addr));
1360                 MMSCH_V1_0_INSERT_DIRECT_WT(
1361                         SOC15_REG_OFFSET(VCN, i, mmUVD_RB_SIZE),
1362                         ring->ring_size / 4);
1363
1364                 ring = &adev->vcn.inst[i].ring_dec;
1365                 ring->wptr = 0;
1366                 MMSCH_V1_0_INSERT_DIRECT_WT(
1367                         SOC15_REG_OFFSET(VCN, i,
1368                                 mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1369                         lower_32_bits(ring->gpu_addr));
1370                 MMSCH_V1_0_INSERT_DIRECT_WT(
1371                         SOC15_REG_OFFSET(VCN, i,
1372                                 mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1373                         upper_32_bits(ring->gpu_addr));
1374
1375                 /* force RBC into idle state */
1376                 rb_bufsz = order_base_2(ring->ring_size);
1377                 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1378                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1379                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1380                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1381                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1382                 MMSCH_V1_0_INSERT_DIRECT_WT(
1383                         SOC15_REG_OFFSET(VCN, i, mmUVD_RBC_RB_CNTL), tmp);
1384
1385                 /* add end packet */
1386                 memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
1387                 table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1388                 init_table += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1389
1390                 /* refine header */
1391                 header->eng[i].table_size = table_size;
1392                 header->total_size += table_size;
1393         }
1394
1395         return vcn_v2_5_mmsch_start(adev, &adev->virt.mm_table);
1396 }
1397
1398 static int vcn_v2_5_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1399 {
1400         uint32_t tmp;
1401
1402         /* Wait for power status to be 1 */
1403         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1404                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1405
1406         /* wait for read ptr to be equal to write ptr */
1407         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1408         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1409
1410         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1411         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1412
1413         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1414         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1415
1416         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1417                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1418
1419         /* disable dynamic power gating mode */
1420         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1421                         ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1422
1423         return 0;
1424 }
1425
1426 static int vcn_v2_5_stop(struct amdgpu_device *adev)
1427 {
1428         uint32_t tmp;
1429         int i, r = 0;
1430
1431         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1432                 if (adev->vcn.harvest_config & (1 << i))
1433                         continue;
1434                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1435                         r = vcn_v2_5_stop_dpg_mode(adev, i);
1436                         continue;
1437                 }
1438
1439                 /* wait for vcn idle */
1440                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1441                 if (r)
1442                         return r;
1443
1444                 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1445                         UVD_LMI_STATUS__READ_CLEAN_MASK |
1446                         UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1447                         UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1448                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1449                 if (r)
1450                         return r;
1451
1452                 /* block LMI UMC channel */
1453                 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1454                 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1455                 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1456
1457                 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1458                         UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1459                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1460                 if (r)
1461                         return r;
1462
1463                 /* block VCPU register access */
1464                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1465                         UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1466                         ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1467
1468                 /* reset VCPU */
1469                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1470                         UVD_VCPU_CNTL__BLK_RST_MASK,
1471                         ~UVD_VCPU_CNTL__BLK_RST_MASK);
1472
1473                 /* disable VCPU clock */
1474                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1475                         ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1476
1477                 /* clear status */
1478                 WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1479
1480                 vcn_v2_5_enable_clock_gating(adev);
1481
1482                 /* enable register anti-hang mechanism */
1483                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS),
1484                         UVD_POWER_STATUS__UVD_POWER_STATUS_MASK,
1485                         ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1486         }
1487
1488         if (adev->pm.dpm_enabled)
1489                 amdgpu_dpm_enable_uvd(adev, false);
1490
1491         return 0;
1492 }
1493
1494 static int vcn_v2_5_pause_dpg_mode(struct amdgpu_device *adev,
1495                                 int inst_idx, struct dpg_pause_state *new_state)
1496 {
1497         struct amdgpu_ring *ring;
1498         uint32_t reg_data = 0;
1499         int ret_code = 0;
1500
1501         /* pause/unpause if state is changed */
1502         if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1503                 DRM_DEBUG("dpg pause state changed %d -> %d",
1504                         adev->vcn.inst[inst_idx].pause_state.fw_based,  new_state->fw_based);
1505                 reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1506                         (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1507
1508                 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1509                         ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1510                                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1511
1512                         if (!ret_code) {
1513                                 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1514
1515                                 /* pause DPG */
1516                                 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1517                                 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1518
1519                                 /* wait for ACK */
1520                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1521                                            UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1522                                            UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1523
1524                                 /* Stall DPG before WPTR/RPTR reset */
1525                                 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1526                                            UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1527                                            ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1528
1529                                 /* Restore */
1530                                 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1531                                 ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1532                                 ring->wptr = 0;
1533                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1534                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1535                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1536                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1537                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1538                                 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1539
1540                                 fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1541                                 ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1542                                 ring->wptr = 0;
1543                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1544                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1545                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1546                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1547                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1548                                 fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1549
1550                                 /* Unstall DPG */
1551                                 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1552                                            0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1553
1554                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1555                                            UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1556                         }
1557                 } else {
1558                         reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1559                         WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1560                         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1561                                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1562                 }
1563                 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1564         }
1565
1566         return 0;
1567 }
1568
1569 /**
1570  * vcn_v2_5_dec_ring_get_rptr - get read pointer
1571  *
1572  * @ring: amdgpu_ring pointer
1573  *
1574  * Returns the current hardware read pointer
1575  */
1576 static uint64_t vcn_v2_5_dec_ring_get_rptr(struct amdgpu_ring *ring)
1577 {
1578         struct amdgpu_device *adev = ring->adev;
1579
1580         return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1581 }
1582
1583 /**
1584  * vcn_v2_5_dec_ring_get_wptr - get write pointer
1585  *
1586  * @ring: amdgpu_ring pointer
1587  *
1588  * Returns the current hardware write pointer
1589  */
1590 static uint64_t vcn_v2_5_dec_ring_get_wptr(struct amdgpu_ring *ring)
1591 {
1592         struct amdgpu_device *adev = ring->adev;
1593
1594         if (ring->use_doorbell)
1595                 return *ring->wptr_cpu_addr;
1596         else
1597                 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1598 }
1599
1600 /**
1601  * vcn_v2_5_dec_ring_set_wptr - set write pointer
1602  *
1603  * @ring: amdgpu_ring pointer
1604  *
1605  * Commits the write pointer to the hardware
1606  */
1607 static void vcn_v2_5_dec_ring_set_wptr(struct amdgpu_ring *ring)
1608 {
1609         struct amdgpu_device *adev = ring->adev;
1610
1611         if (ring->use_doorbell) {
1612                 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1613                 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1614         } else {
1615                 WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1616         }
1617 }
1618
1619 static const struct amdgpu_ring_funcs vcn_v2_5_dec_ring_vm_funcs = {
1620         .type = AMDGPU_RING_TYPE_VCN_DEC,
1621         .align_mask = 0xf,
1622         .secure_submission_supported = true,
1623         .get_rptr = vcn_v2_5_dec_ring_get_rptr,
1624         .get_wptr = vcn_v2_5_dec_ring_get_wptr,
1625         .set_wptr = vcn_v2_5_dec_ring_set_wptr,
1626         .emit_frame_size =
1627                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1628                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1629                 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1630                 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1631                 6,
1632         .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1633         .emit_ib = vcn_v2_0_dec_ring_emit_ib,
1634         .emit_fence = vcn_v2_0_dec_ring_emit_fence,
1635         .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1636         .test_ring = vcn_v2_0_dec_ring_test_ring,
1637         .test_ib = amdgpu_vcn_dec_ring_test_ib,
1638         .insert_nop = vcn_v2_0_dec_ring_insert_nop,
1639         .insert_start = vcn_v2_0_dec_ring_insert_start,
1640         .insert_end = vcn_v2_0_dec_ring_insert_end,
1641         .pad_ib = amdgpu_ring_generic_pad_ib,
1642         .begin_use = amdgpu_vcn_ring_begin_use,
1643         .end_use = amdgpu_vcn_ring_end_use,
1644         .emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1645         .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1646         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1647 };
1648
1649 /**
1650  * vcn_v2_5_enc_ring_get_rptr - get enc read pointer
1651  *
1652  * @ring: amdgpu_ring pointer
1653  *
1654  * Returns the current hardware enc read pointer
1655  */
1656 static uint64_t vcn_v2_5_enc_ring_get_rptr(struct amdgpu_ring *ring)
1657 {
1658         struct amdgpu_device *adev = ring->adev;
1659
1660         if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1661                 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1662         else
1663                 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1664 }
1665
1666 /**
1667  * vcn_v2_5_enc_ring_get_wptr - get enc write pointer
1668  *
1669  * @ring: amdgpu_ring pointer
1670  *
1671  * Returns the current hardware enc write pointer
1672  */
1673 static uint64_t vcn_v2_5_enc_ring_get_wptr(struct amdgpu_ring *ring)
1674 {
1675         struct amdgpu_device *adev = ring->adev;
1676
1677         if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1678                 if (ring->use_doorbell)
1679                         return *ring->wptr_cpu_addr;
1680                 else
1681                         return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1682         } else {
1683                 if (ring->use_doorbell)
1684                         return *ring->wptr_cpu_addr;
1685                 else
1686                         return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1687         }
1688 }
1689
1690 /**
1691  * vcn_v2_5_enc_ring_set_wptr - set enc write pointer
1692  *
1693  * @ring: amdgpu_ring pointer
1694  *
1695  * Commits the enc write pointer to the hardware
1696  */
1697 static void vcn_v2_5_enc_ring_set_wptr(struct amdgpu_ring *ring)
1698 {
1699         struct amdgpu_device *adev = ring->adev;
1700
1701         if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1702                 if (ring->use_doorbell) {
1703                         *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1704                         WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1705                 } else {
1706                         WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1707                 }
1708         } else {
1709                 if (ring->use_doorbell) {
1710                         *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1711                         WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1712                 } else {
1713                         WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1714                 }
1715         }
1716 }
1717
1718 static const struct amdgpu_ring_funcs vcn_v2_5_enc_ring_vm_funcs = {
1719         .type = AMDGPU_RING_TYPE_VCN_ENC,
1720         .align_mask = 0x3f,
1721         .nop = VCN_ENC_CMD_NO_OP,
1722         .get_rptr = vcn_v2_5_enc_ring_get_rptr,
1723         .get_wptr = vcn_v2_5_enc_ring_get_wptr,
1724         .set_wptr = vcn_v2_5_enc_ring_set_wptr,
1725         .emit_frame_size =
1726                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1727                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1728                 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1729                 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1730                 1, /* vcn_v2_0_enc_ring_insert_end */
1731         .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1732         .emit_ib = vcn_v2_0_enc_ring_emit_ib,
1733         .emit_fence = vcn_v2_0_enc_ring_emit_fence,
1734         .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1735         .test_ring = amdgpu_vcn_enc_ring_test_ring,
1736         .test_ib = amdgpu_vcn_enc_ring_test_ib,
1737         .insert_nop = amdgpu_ring_insert_nop,
1738         .insert_end = vcn_v2_0_enc_ring_insert_end,
1739         .pad_ib = amdgpu_ring_generic_pad_ib,
1740         .begin_use = amdgpu_vcn_ring_begin_use,
1741         .end_use = amdgpu_vcn_ring_end_use,
1742         .emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1743         .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1744         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1745 };
1746
1747 static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev)
1748 {
1749         int i;
1750
1751         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1752                 if (adev->vcn.harvest_config & (1 << i))
1753                         continue;
1754                 adev->vcn.inst[i].ring_dec.funcs = &vcn_v2_5_dec_ring_vm_funcs;
1755                 adev->vcn.inst[i].ring_dec.me = i;
1756         }
1757 }
1758
1759 static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev)
1760 {
1761         int i, j;
1762
1763         for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
1764                 if (adev->vcn.harvest_config & (1 << j))
1765                         continue;
1766                 for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
1767                         adev->vcn.inst[j].ring_enc[i].funcs = &vcn_v2_5_enc_ring_vm_funcs;
1768                         adev->vcn.inst[j].ring_enc[i].me = j;
1769                 }
1770         }
1771 }
1772
1773 static bool vcn_v2_5_is_idle(void *handle)
1774 {
1775         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1776         int i, ret = 1;
1777
1778         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1779                 if (adev->vcn.harvest_config & (1 << i))
1780                         continue;
1781                 ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
1782         }
1783
1784         return ret;
1785 }
1786
1787 static int vcn_v2_5_wait_for_idle(struct amdgpu_ip_block *ip_block)
1788 {
1789         struct amdgpu_device *adev = ip_block->adev;
1790         int i, ret = 0;
1791
1792         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1793                 if (adev->vcn.harvest_config & (1 << i))
1794                         continue;
1795                 ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
1796                         UVD_STATUS__IDLE);
1797                 if (ret)
1798                         return ret;
1799         }
1800
1801         return ret;
1802 }
1803
1804 static int vcn_v2_5_set_clockgating_state(void *handle,
1805                                           enum amd_clockgating_state state)
1806 {
1807         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1808         bool enable = (state == AMD_CG_STATE_GATE);
1809
1810         if (amdgpu_sriov_vf(adev))
1811                 return 0;
1812
1813         if (enable) {
1814                 if (!vcn_v2_5_is_idle(handle))
1815                         return -EBUSY;
1816                 vcn_v2_5_enable_clock_gating(adev);
1817         } else {
1818                 vcn_v2_5_disable_clock_gating(adev);
1819         }
1820
1821         return 0;
1822 }
1823
1824 static int vcn_v2_5_set_powergating_state(void *handle,
1825                                           enum amd_powergating_state state)
1826 {
1827         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1828         int ret;
1829
1830         if (amdgpu_sriov_vf(adev))
1831                 return 0;
1832
1833         if(state == adev->vcn.cur_state)
1834                 return 0;
1835
1836         if (state == AMD_PG_STATE_GATE)
1837                 ret = vcn_v2_5_stop(adev);
1838         else
1839                 ret = vcn_v2_5_start(adev);
1840
1841         if(!ret)
1842                 adev->vcn.cur_state = state;
1843
1844         return ret;
1845 }
1846
1847 static int vcn_v2_5_set_interrupt_state(struct amdgpu_device *adev,
1848                                         struct amdgpu_irq_src *source,
1849                                         unsigned type,
1850                                         enum amdgpu_interrupt_state state)
1851 {
1852         return 0;
1853 }
1854
1855 static int vcn_v2_6_set_ras_interrupt_state(struct amdgpu_device *adev,
1856                                         struct amdgpu_irq_src *source,
1857                                         unsigned int type,
1858                                         enum amdgpu_interrupt_state state)
1859 {
1860         return 0;
1861 }
1862
1863 static int vcn_v2_5_process_interrupt(struct amdgpu_device *adev,
1864                                       struct amdgpu_irq_src *source,
1865                                       struct amdgpu_iv_entry *entry)
1866 {
1867         uint32_t ip_instance;
1868
1869         switch (entry->client_id) {
1870         case SOC15_IH_CLIENTID_VCN:
1871                 ip_instance = 0;
1872                 break;
1873         case SOC15_IH_CLIENTID_VCN1:
1874                 ip_instance = 1;
1875                 break;
1876         default:
1877                 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1878                 return 0;
1879         }
1880
1881         DRM_DEBUG("IH: VCN TRAP\n");
1882
1883         switch (entry->src_id) {
1884         case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
1885                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
1886                 break;
1887         case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
1888                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
1889                 break;
1890         case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
1891                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
1892                 break;
1893         default:
1894                 DRM_ERROR("Unhandled interrupt: %d %d\n",
1895                           entry->src_id, entry->src_data[0]);
1896                 break;
1897         }
1898
1899         return 0;
1900 }
1901
1902 static const struct amdgpu_irq_src_funcs vcn_v2_5_irq_funcs = {
1903         .set = vcn_v2_5_set_interrupt_state,
1904         .process = vcn_v2_5_process_interrupt,
1905 };
1906
1907 static const struct amdgpu_irq_src_funcs vcn_v2_6_ras_irq_funcs = {
1908         .set = vcn_v2_6_set_ras_interrupt_state,
1909         .process = amdgpu_vcn_process_poison_irq,
1910 };
1911
1912 static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev)
1913 {
1914         int i;
1915
1916         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1917                 if (adev->vcn.harvest_config & (1 << i))
1918                         continue;
1919                 adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
1920                 adev->vcn.inst[i].irq.funcs = &vcn_v2_5_irq_funcs;
1921
1922                 adev->vcn.inst[i].ras_poison_irq.num_types = adev->vcn.num_enc_rings + 1;
1923                 adev->vcn.inst[i].ras_poison_irq.funcs = &vcn_v2_6_ras_irq_funcs;
1924         }
1925 }
1926
1927 static void vcn_v2_5_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
1928 {
1929         struct amdgpu_device *adev = ip_block->adev;
1930         int i, j;
1931         uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_2_5);
1932         uint32_t inst_off, is_powered;
1933
1934         if (!adev->vcn.ip_dump)
1935                 return;
1936
1937         drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
1938         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1939                 if (adev->vcn.harvest_config & (1 << i)) {
1940                         drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
1941                         continue;
1942                 }
1943
1944                 inst_off = i * reg_count;
1945                 is_powered = (adev->vcn.ip_dump[inst_off] &
1946                                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1947
1948                 if (is_powered) {
1949                         drm_printf(p, "\nActive Instance:VCN%d\n", i);
1950                         for (j = 0; j < reg_count; j++)
1951                                 drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_2_5[j].reg_name,
1952                                            adev->vcn.ip_dump[inst_off + j]);
1953                 } else {
1954                         drm_printf(p, "\nInactive Instance:VCN%d\n", i);
1955                 }
1956         }
1957 }
1958
1959 static void vcn_v2_5_dump_ip_state(struct amdgpu_ip_block *ip_block)
1960 {
1961         struct amdgpu_device *adev = ip_block->adev;
1962         int i, j;
1963         bool is_powered;
1964         uint32_t inst_off;
1965         uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_2_5);
1966
1967         if (!adev->vcn.ip_dump)
1968                 return;
1969
1970         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1971                 if (adev->vcn.harvest_config & (1 << i))
1972                         continue;
1973
1974                 inst_off = i * reg_count;
1975                 /* mmUVD_POWER_STATUS is always readable and is first element of the array */
1976                 adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, mmUVD_POWER_STATUS);
1977                 is_powered = (adev->vcn.ip_dump[inst_off] &
1978                                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1979
1980                 if (is_powered)
1981                         for (j = 1; j < reg_count; j++)
1982                                 adev->vcn.ip_dump[inst_off + j] =
1983                                         RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_2_5[j], i));
1984         }
1985 }
1986
1987 static const struct amd_ip_funcs vcn_v2_5_ip_funcs = {
1988         .name = "vcn_v2_5",
1989         .early_init = vcn_v2_5_early_init,
1990         .sw_init = vcn_v2_5_sw_init,
1991         .sw_fini = vcn_v2_5_sw_fini,
1992         .hw_init = vcn_v2_5_hw_init,
1993         .hw_fini = vcn_v2_5_hw_fini,
1994         .suspend = vcn_v2_5_suspend,
1995         .resume = vcn_v2_5_resume,
1996         .is_idle = vcn_v2_5_is_idle,
1997         .wait_for_idle = vcn_v2_5_wait_for_idle,
1998         .set_clockgating_state = vcn_v2_5_set_clockgating_state,
1999         .set_powergating_state = vcn_v2_5_set_powergating_state,
2000         .dump_ip_state = vcn_v2_5_dump_ip_state,
2001         .print_ip_state = vcn_v2_5_print_ip_state,
2002 };
2003
2004 static const struct amd_ip_funcs vcn_v2_6_ip_funcs = {
2005         .name = "vcn_v2_6",
2006         .early_init = vcn_v2_5_early_init,
2007         .sw_init = vcn_v2_5_sw_init,
2008         .sw_fini = vcn_v2_5_sw_fini,
2009         .hw_init = vcn_v2_5_hw_init,
2010         .hw_fini = vcn_v2_5_hw_fini,
2011         .suspend = vcn_v2_5_suspend,
2012         .resume = vcn_v2_5_resume,
2013         .is_idle = vcn_v2_5_is_idle,
2014         .wait_for_idle = vcn_v2_5_wait_for_idle,
2015         .set_clockgating_state = vcn_v2_5_set_clockgating_state,
2016         .set_powergating_state = vcn_v2_5_set_powergating_state,
2017         .dump_ip_state = vcn_v2_5_dump_ip_state,
2018         .print_ip_state = vcn_v2_5_print_ip_state,
2019 };
2020
2021 const struct amdgpu_ip_block_version vcn_v2_5_ip_block =
2022 {
2023                 .type = AMD_IP_BLOCK_TYPE_VCN,
2024                 .major = 2,
2025                 .minor = 5,
2026                 .rev = 0,
2027                 .funcs = &vcn_v2_5_ip_funcs,
2028 };
2029
2030 const struct amdgpu_ip_block_version vcn_v2_6_ip_block =
2031 {
2032                 .type = AMD_IP_BLOCK_TYPE_VCN,
2033                 .major = 2,
2034                 .minor = 6,
2035                 .rev = 0,
2036                 .funcs = &vcn_v2_6_ip_funcs,
2037 };
2038
2039 static uint32_t vcn_v2_6_query_poison_by_instance(struct amdgpu_device *adev,
2040                         uint32_t instance, uint32_t sub_block)
2041 {
2042         uint32_t poison_stat = 0, reg_value = 0;
2043
2044         switch (sub_block) {
2045         case AMDGPU_VCN_V2_6_VCPU_VCODEC:
2046                 reg_value = RREG32_SOC15(VCN, instance, mmUVD_RAS_VCPU_VCODEC_STATUS);
2047                 poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_VCPU_VCODEC_STATUS, POISONED_PF);
2048                 break;
2049         default:
2050                 break;
2051         }
2052
2053         if (poison_stat)
2054                 dev_info(adev->dev, "Poison detected in VCN%d, sub_block%d\n",
2055                         instance, sub_block);
2056
2057         return poison_stat;
2058 }
2059
2060 static bool vcn_v2_6_query_poison_status(struct amdgpu_device *adev)
2061 {
2062         uint32_t inst, sub;
2063         uint32_t poison_stat = 0;
2064
2065         for (inst = 0; inst < adev->vcn.num_vcn_inst; inst++)
2066                 for (sub = 0; sub < AMDGPU_VCN_V2_6_MAX_SUB_BLOCK; sub++)
2067                         poison_stat +=
2068                         vcn_v2_6_query_poison_by_instance(adev, inst, sub);
2069
2070         return !!poison_stat;
2071 }
2072
2073 const struct amdgpu_ras_block_hw_ops vcn_v2_6_ras_hw_ops = {
2074         .query_poison_status = vcn_v2_6_query_poison_status,
2075 };
2076
2077 static struct amdgpu_vcn_ras vcn_v2_6_ras = {
2078         .ras_block = {
2079                 .hw_ops = &vcn_v2_6_ras_hw_ops,
2080                 .ras_late_init = amdgpu_vcn_ras_late_init,
2081         },
2082 };
2083
2084 static void vcn_v2_5_set_ras_funcs(struct amdgpu_device *adev)
2085 {
2086         switch (amdgpu_ip_version(adev, VCN_HWIP, 0)) {
2087         case IP_VERSION(2, 6, 0):
2088                 adev->vcn.ras = &vcn_v2_6_ras;
2089                 break;
2090         default:
2091                 break;
2092         }
2093 }