drivers/gpu/drm/amd/amdgpu/vcn_v3_0.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 "amdgpu.h"
  26 #include "amdgpu_vcn.h"
  27 #include "amdgpu_pm.h"
  28 #include "soc15.h"
  29 #include "soc15d.h"
  30 #include "vcn_v2_0.h"
  31 #include "mmsch_v3_0.h"
  32
  33 #include "vcn/vcn_3_0_0_offset.h"
  34 #include "vcn/vcn_3_0_0_sh_mask.h"
  35 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
  36
  37 #define mmUVD_CONTEXT_ID_INTERNAL_OFFSET                        0x27
  38 #define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET                    0x0f
  39 #define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET                  0x10
  40 #define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET                  0x11
  41 #define mmUVD_NO_OP_INTERNAL_OFFSET                             0x29
  42 #define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET                       0x66
  43 #define mmUVD_SCRATCH9_INTERNAL_OFFSET                          0xc01d
  44
  45 #define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET                   0x431
  46 #define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET          0x3b4
  47 #define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET         0x3b5
  48 #define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET                       0x25c
  49
  50 #define VCN_INSTANCES_SIENNA_CICHLID                            2
  51 #define DEC_SW_RING_ENABLED                                     FALSE
  52
  53 static int amdgpu_ih_clientid_vcns[] = {
  54         SOC15_IH_CLIENTID_VCN,
  55         SOC15_IH_CLIENTID_VCN1
  56 };
  57
  58 static int amdgpu_ucode_id_vcns[] = {
  59         AMDGPU_UCODE_ID_VCN,
  60         AMDGPU_UCODE_ID_VCN1
  61 };
  62
  63 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev);
  64 static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
  65 static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev);
  66 static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev);
  67 static int vcn_v3_0_set_powergating_state(void *handle,
  68                         enum amd_powergating_state state);
  69 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
  70                         int inst_idx, struct dpg_pause_state *new_state);
  71
  72 static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring);
  73 static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring);
  74
  75 /**
  76  * vcn_v3_0_early_init - set function pointers
  77  *
  78  * @handle: amdgpu_device pointer
  79  *
  80  * Set ring and irq function pointers
  81  */
  82 static int vcn_v3_0_early_init(void *handle)
  83 {
  84         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  85
  86         if (amdgpu_sriov_vf(adev)) {
  87                 adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
  88                 adev->vcn.harvest_config = 0;
  89                 adev->vcn.num_enc_rings = 1;
  90
  91         } else {
  92                 if (adev->asic_type == CHIP_SIENNA_CICHLID) {
  93                         u32 harvest;
  94                         int i;
  95
  96                         adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
  97                         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
  98                                 harvest = RREG32_SOC15(VCN, i, mmCC_UVD_HARVESTING);
  99                                 if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
 100                                         adev->vcn.harvest_config |= 1 << i;
 101                         }
 102
 103                         if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
 104                                                 AMDGPU_VCN_HARVEST_VCN1))
 105                                 /* both instances are harvested, disable the block */
 106                                 return -ENOENT;
 107                 } else
 108                         adev->vcn.num_vcn_inst = 1;
 109
 110                 adev->vcn.num_enc_rings = 2;
 111         }
 112
 113         vcn_v3_0_set_dec_ring_funcs(adev);
 114         vcn_v3_0_set_enc_ring_funcs(adev);
 115         vcn_v3_0_set_irq_funcs(adev);
 116
 117         return 0;
 118 }
 119
 120 /**
 121  * vcn_v3_0_sw_init - sw init for VCN block
 122  *
 123  * @handle: amdgpu_device pointer
 124  *
 125  * Load firmware and sw initialization
 126  */
 127 static int vcn_v3_0_sw_init(void *handle)
 128 {
 129         struct amdgpu_ring *ring;
 130         int i, j, r;
 131         int vcn_doorbell_index = 0;
 132         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 133
 134         r = amdgpu_vcn_sw_init(adev);
 135         if (r)
 136                 return r;
 137
 138         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 139                 const struct common_firmware_header *hdr;
 140                 hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
 141                 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id = AMDGPU_UCODE_ID_VCN;
 142                 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw;
 143                 adev->firmware.fw_size +=
 144                         ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
 145
 146                 if (adev->vcn.num_vcn_inst == VCN_INSTANCES_SIENNA_CICHLID) {
 147                         adev->firmware.ucode[AMDGPU_UCODE_ID_VCN1].ucode_id = AMDGPU_UCODE_ID_VCN1;
 148                         adev->firmware.ucode[AMDGPU_UCODE_ID_VCN1].fw = adev->vcn.fw;
 149                         adev->firmware.fw_size +=
 150                                 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
 151                 }
 152                 DRM_INFO("PSP loading VCN firmware\n");
 153         }
 154
 155         r = amdgpu_vcn_resume(adev);
 156         if (r)
 157                 return r;
 158
 159         /*
 160          * Note: doorbell assignment is fixed for SRIOV multiple VCN engines
 161          * Formula:
 162          *   vcn_db_base  = adev->doorbell_index.vcn.vcn_ring0_1 << 1;
 163          *   dec_ring_i   = vcn_db_base + i * (adev->vcn.num_enc_rings + 1)
 164          *   enc_ring_i,j = vcn_db_base + i * (adev->vcn.num_enc_rings + 1) + 1 + j
 165          */
 166         if (amdgpu_sriov_vf(adev)) {
 167                 vcn_doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1;
 168                 /* get DWORD offset */
 169                 vcn_doorbell_index = vcn_doorbell_index << 1;
 170         }
 171
 172         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 173                 volatile struct amdgpu_fw_shared *fw_shared;
 174                 if (adev->vcn.harvest_config & (1 << i))
 175                         continue;
 176
 177                 adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
 178                 adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
 179                 adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
 180                 adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
 181                 adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
 182                 adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
 183
 184                 adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
 185                 adev->vcn.inst[i].external.scratch9 = SOC15_REG_OFFSET(VCN, i, mmUVD_SCRATCH9);
 186                 adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
 187                 adev->vcn.inst[i].external.data0 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA0);
 188                 adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
 189                 adev->vcn.inst[i].external.data1 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA1);
 190                 adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
 191                 adev->vcn.inst[i].external.cmd = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_CMD);
 192                 adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
 193                 adev->vcn.inst[i].external.nop = SOC15_REG_OFFSET(VCN, i, mmUVD_NO_OP);
 194
 195                 /* VCN DEC TRAP */
 196                 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 197                                 VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[i].irq);
 198                 if (r)
 199                         return r;
 200
 201                 ring = &adev->vcn.inst[i].ring_dec;
 202                 ring->use_doorbell = true;
 203                 if (amdgpu_sriov_vf(adev)) {
 204                         ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1);
 205                 } else {
 206                         ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i;
 207                 }
 208                 if (adev->asic_type == CHIP_SIENNA_CICHLID && i != 0)
 209                         ring->no_scheduler = true;
 210                 sprintf(ring->name, "vcn_dec_%d", i);
 211                 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
 212                                      AMDGPU_RING_PRIO_DEFAULT);
 213                 if (r)
 214                         return r;
 215
 216                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 217                         /* VCN ENC TRAP */
 218                         r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 219                                 j + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
 220                         if (r)
 221                                 return r;
 222
 223                         ring = &adev->vcn.inst[i].ring_enc[j];
 224                         ring->use_doorbell = true;
 225                         if (amdgpu_sriov_vf(adev)) {
 226                                 ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1) + 1 + j;
 227                         } else {
 228                                 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + j + 8 * i;
 229                         }
 230                         if (adev->asic_type == CHIP_SIENNA_CICHLID && i != 1)
 231                                 ring->no_scheduler = true;
 232                         sprintf(ring->name, "vcn_enc_%d.%d", i, j);
 233                         r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
 234                                              AMDGPU_RING_PRIO_DEFAULT);
 235                         if (r)
 236                                 return r;
 237                 }
 238
 239                 fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
 240                 fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SW_RING_FLAG) |
 241                                              cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG) |
 242                                              cpu_to_le32(AMDGPU_VCN_FW_SHARED_FLAG_0_RB);
 243                 fw_shared->sw_ring.is_enabled = cpu_to_le32(DEC_SW_RING_ENABLED);
 244         }
 245
 246         if (amdgpu_sriov_vf(adev)) {
 247                 r = amdgpu_virt_alloc_mm_table(adev);
 248                 if (r)
 249                         return r;
 250         }
 251         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 252                 adev->vcn.pause_dpg_mode = vcn_v3_0_pause_dpg_mode;
 253
 254         return 0;
 255 }
 256
 257 /**
 258  * vcn_v3_0_sw_fini - sw fini for VCN block
 259  *
 260  * @handle: amdgpu_device pointer
 261  *
 262  * VCN suspend and free up sw allocation
 263  */
 264 static int vcn_v3_0_sw_fini(void *handle)
 265 {
 266         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 267         int i, r;
 268
 269         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 270                 volatile struct amdgpu_fw_shared *fw_shared;
 271
 272                 if (adev->vcn.harvest_config & (1 << i))
 273                         continue;
 274                 fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
 275                 fw_shared->present_flag_0 = 0;
 276                 fw_shared->sw_ring.is_enabled = false;
 277         }
 278
 279         if (amdgpu_sriov_vf(adev))
 280                 amdgpu_virt_free_mm_table(adev);
 281
 282         r = amdgpu_vcn_suspend(adev);
 283         if (r)
 284                 return r;
 285
 286         r = amdgpu_vcn_sw_fini(adev);
 287
 288         return r;
 289 }
 290
 291 /**
 292  * vcn_v3_0_hw_init - start and test VCN block
 293  *
 294  * @handle: amdgpu_device pointer
 295  *
 296  * Initialize the hardware, boot up the VCPU and do some testing
 297  */
 298 static int vcn_v3_0_hw_init(void *handle)
 299 {
 300         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 301         struct amdgpu_ring *ring;
 302         int i, j, r;
 303
 304         if (amdgpu_sriov_vf(adev)) {
 305                 r = vcn_v3_0_start_sriov(adev);
 306                 if (r)
 307                         goto done;
 308
 309                 /* initialize VCN dec and enc ring buffers */
 310                 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 311                         if (adev->vcn.harvest_config & (1 << i))
 312                                 continue;
 313
 314                         ring = &adev->vcn.inst[i].ring_dec;
 315                         if (ring->sched.ready) {
 316                                 ring->wptr = 0;
 317                                 ring->wptr_old = 0;
 318                                 vcn_v3_0_dec_ring_set_wptr(ring);
 319                         }
 320
 321                         for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 322                                 ring = &adev->vcn.inst[i].ring_enc[j];
 323                                 if (ring->sched.ready) {
 324                                         ring->wptr = 0;
 325                                         ring->wptr_old = 0;
 326                                         vcn_v3_0_enc_ring_set_wptr(ring);
 327                                 }
 328                         }
 329                 }
 330         } else {
 331                 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 332                         if (adev->vcn.harvest_config & (1 << i))
 333                                 continue;
 334
 335                         ring = &adev->vcn.inst[i].ring_dec;
 336
 337                         adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 338                                                      ring->doorbell_index, i);
 339
 340                         r = amdgpu_ring_test_helper(ring);
 341                         if (r)
 342                                 goto done;
 343
 344                         for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 345                                 ring = &adev->vcn.inst[i].ring_enc[j];
 346                                 r = amdgpu_ring_test_helper(ring);
 347                                 if (r)
 348                                         goto done;
 349                         }
 350                 }
 351         }
 352
 353 done:
 354         if (!r)
 355                 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
 356                         (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
 357
 358         return r;
 359 }
 360
 361 /**
 362  * vcn_v3_0_hw_fini - stop the hardware block
 363  *
 364  * @handle: amdgpu_device pointer
 365  *
 366  * Stop the VCN block, mark ring as not ready any more
 367  */
 368 static int vcn_v3_0_hw_fini(void *handle)
 369 {
 370         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 371         struct amdgpu_ring *ring;
 372         int i, j;
 373
 374         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 375                 if (adev->vcn.harvest_config & (1 << i))
 376                         continue;
 377
 378                 ring = &adev->vcn.inst[i].ring_dec;
 379
 380                 if (!amdgpu_sriov_vf(adev)) {
 381                         if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 382                                         (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 383                                          RREG32_SOC15(VCN, i, mmUVD_STATUS))) {
 384                                 vcn_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 385                         }
 386                 }
 387                 ring->sched.ready = false;
 388
 389                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 390                         ring = &adev->vcn.inst[i].ring_enc[j];
 391                         ring->sched.ready = false;
 392                 }
 393         }
 394
 395         return 0;
 396 }
 397
 398 /**
 399  * vcn_v3_0_suspend - suspend VCN block
 400  *
 401  * @handle: amdgpu_device pointer
 402  *
 403  * HW fini and suspend VCN block
 404  */
 405 static int vcn_v3_0_suspend(void *handle)
 406 {
 407         int r;
 408         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 409
 410         r = vcn_v3_0_hw_fini(adev);
 411         if (r)
 412                 return r;
 413
 414         r = amdgpu_vcn_suspend(adev);
 415
 416         return r;
 417 }
 418
 419 /**
 420  * vcn_v3_0_resume - resume VCN block
 421  *
 422  * @handle: amdgpu_device pointer
 423  *
 424  * Resume firmware and hw init VCN block
 425  */
 426 static int vcn_v3_0_resume(void *handle)
 427 {
 428         int r;
 429         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 430
 431         r = amdgpu_vcn_resume(adev);
 432         if (r)
 433                 return r;
 434
 435         r = vcn_v3_0_hw_init(adev);
 436
 437         return r;
 438 }
 439
 440 /**
 441  * vcn_v3_0_mc_resume - memory controller programming
 442  *
 443  * @adev: amdgpu_device pointer
 444  * @inst: instance number
 445  *
 446  * Let the VCN memory controller know it's offsets
 447  */
 448 static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
 449 {
 450         uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 451         uint32_t offset;
 452
 453         /* cache window 0: fw */
 454         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 455                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 456                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
 457                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 458                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
 459                 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
 460                 offset = 0;
 461         } else {
 462                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 463                         lower_32_bits(adev->vcn.inst[inst].gpu_addr));
 464                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 465                         upper_32_bits(adev->vcn.inst[inst].gpu_addr));
 466                 offset = size;
 467                 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0,
 468                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 469         }
 470         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size);
 471
 472         /* cache window 1: stack */
 473         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 474                 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 475         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 476                 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 477         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0);
 478         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 479
 480         /* cache window 2: context */
 481         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 482                 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 483         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 484                 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 485         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0);
 486         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 487
 488         /* non-cache window */
 489         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
 490                 lower_32_bits(adev->vcn.inst[inst].fw_shared_gpu_addr));
 491         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
 492                 upper_32_bits(adev->vcn.inst[inst].fw_shared_gpu_addr));
 493         WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 494         WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0,
 495                 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
 496 }
 497
 498 static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 499 {
 500         uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 501         uint32_t offset;
 502
 503         /* cache window 0: fw */
 504         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 505                 if (!indirect) {
 506                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 507                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 508                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
 509                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 510                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 511                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
 512                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 513                                 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 514                 } else {
 515                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 516                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
 517                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 518                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
 519                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 520                                 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 521                 }
 522                 offset = 0;
 523         } else {
 524                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 525                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 526                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 527                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 528                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 529                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 530                 offset = size;
 531                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 532                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0),
 533                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
 534         }
 535
 536         if (!indirect)
 537                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 538                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
 539         else
 540                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 541                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
 542
 543         /* cache window 1: stack */
 544         if (!indirect) {
 545                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 546                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
 547                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 548                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 549                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
 550                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 551                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 552                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 553         } else {
 554                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 555                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
 556                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 557                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
 558                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 559                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 560         }
 561         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 562                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
 563
 564         /* cache window 2: context */
 565         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 566                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
 567                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 568         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 569                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
 570                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 571         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 572                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
 573         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 574                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
 575
 576         /* non-cache window */
 577         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 578                         VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
 579                         lower_32_bits(adev->vcn.inst[inst_idx].fw_shared_gpu_addr), 0, indirect);
 580         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 581                         VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
 582                         upper_32_bits(adev->vcn.inst[inst_idx].fw_shared_gpu_addr), 0, indirect);
 583         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 584                         VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 585         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 586                         VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0),
 587                         AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
 588 }
 589
 590 static void vcn_v3_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
 591 {
 592         uint32_t data = 0;
 593
 594         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 595                 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 596                         | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 597                         | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 598                         | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 599                         | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 600                         | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 601                         | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 602                         | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 603                         | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 604                         | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 605                         | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 606                         | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 607                         | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 608                         | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 609
 610                 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 611                 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS,
 612                         UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
 613         } else {
 614                 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 615                         | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 616                         | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 617                         | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 618                         | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 619                         | 1 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 620                         | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 621                         | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 622                         | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 623                         | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 624                         | 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 625                         | 1 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 626                         | 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 627                         | 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 628                 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 629                 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 0,  0x3F3FFFFF);
 630         }
 631
 632         data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 633         data &= ~0x103;
 634         if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 635                 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
 636                         UVD_POWER_STATUS__UVD_PG_EN_MASK;
 637
 638         WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 639 }
 640
 641 static void vcn_v3_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
 642 {
 643         uint32_t data;
 644
 645         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 646                 /* Before power off, this indicator has to be turned on */
 647                 data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 648                 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
 649                 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
 650                 WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 651
 652                 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 653                         | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 654                         | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 655                         | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 656                         | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 657                         | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 658                         | 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 659                         | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 660                         | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 661                         | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 662                         | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 663                         | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 664                         | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 665                         | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 666                 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 667
 668                 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
 669                         | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
 670                         | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
 671                         | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
 672                         | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
 673                         | 2 << UVD_PGFSM_STATUS__UVDIRL_PWR_STATUS__SHIFT
 674                         | 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
 675                         | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
 676                         | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
 677                         | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
 678                         | 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
 679                         | 2 << UVD_PGFSM_STATUS__UVDATD_PWR_STATUS__SHIFT
 680                         | 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
 681                         | 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
 682                 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
 683         }
 684 }
 685
 686 /**
 687  * vcn_v3_0_disable_clock_gating - disable VCN clock gating
 688  *
 689  * @adev: amdgpu_device pointer
 690  * @inst: instance number
 691  *
 692  * Disable clock gating for VCN block
 693  */
 694 static void vcn_v3_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
 695 {
 696         uint32_t data;
 697
 698         /* VCN disable CGC */
 699         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 700         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 701                 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 702         else
 703                 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 704         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 705         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 706         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 707
 708         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_GATE);
 709         data &= ~(UVD_CGC_GATE__SYS_MASK
 710                 | UVD_CGC_GATE__UDEC_MASK
 711                 | UVD_CGC_GATE__MPEG2_MASK
 712                 | UVD_CGC_GATE__REGS_MASK
 713                 | UVD_CGC_GATE__RBC_MASK
 714                 | UVD_CGC_GATE__LMI_MC_MASK
 715                 | UVD_CGC_GATE__LMI_UMC_MASK
 716                 | UVD_CGC_GATE__IDCT_MASK
 717                 | UVD_CGC_GATE__MPRD_MASK
 718                 | UVD_CGC_GATE__MPC_MASK
 719                 | UVD_CGC_GATE__LBSI_MASK
 720                 | UVD_CGC_GATE__LRBBM_MASK
 721                 | UVD_CGC_GATE__UDEC_RE_MASK
 722                 | UVD_CGC_GATE__UDEC_CM_MASK
 723                 | UVD_CGC_GATE__UDEC_IT_MASK
 724                 | UVD_CGC_GATE__UDEC_DB_MASK
 725                 | UVD_CGC_GATE__UDEC_MP_MASK
 726                 | UVD_CGC_GATE__WCB_MASK
 727                 | UVD_CGC_GATE__VCPU_MASK
 728                 | UVD_CGC_GATE__MMSCH_MASK);
 729
 730         WREG32_SOC15(VCN, inst, mmUVD_CGC_GATE, data);
 731
 732         SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_CGC_GATE, 0,  0xFFFFFFFF);
 733
 734         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 735         data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 736                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 737                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 738                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 739                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 740                 | UVD_CGC_CTRL__SYS_MODE_MASK
 741                 | UVD_CGC_CTRL__UDEC_MODE_MASK
 742                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
 743                 | UVD_CGC_CTRL__REGS_MODE_MASK
 744                 | UVD_CGC_CTRL__RBC_MODE_MASK
 745                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 746                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 747                 | UVD_CGC_CTRL__IDCT_MODE_MASK
 748                 | UVD_CGC_CTRL__MPRD_MODE_MASK
 749                 | UVD_CGC_CTRL__MPC_MODE_MASK
 750                 | UVD_CGC_CTRL__LBSI_MODE_MASK
 751                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
 752                 | UVD_CGC_CTRL__WCB_MODE_MASK
 753                 | UVD_CGC_CTRL__VCPU_MODE_MASK
 754                 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
 755         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 756
 757         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE);
 758         data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 759                 | UVD_SUVD_CGC_GATE__SIT_MASK
 760                 | UVD_SUVD_CGC_GATE__SMP_MASK
 761                 | UVD_SUVD_CGC_GATE__SCM_MASK
 762                 | UVD_SUVD_CGC_GATE__SDB_MASK
 763                 | UVD_SUVD_CGC_GATE__SRE_H264_MASK
 764                 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 765                 | UVD_SUVD_CGC_GATE__SIT_H264_MASK
 766                 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 767                 | UVD_SUVD_CGC_GATE__SCM_H264_MASK
 768                 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 769                 | UVD_SUVD_CGC_GATE__SDB_H264_MASK
 770                 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 771                 | UVD_SUVD_CGC_GATE__SCLR_MASK
 772                 | UVD_SUVD_CGC_GATE__ENT_MASK
 773                 | UVD_SUVD_CGC_GATE__IME_MASK
 774                 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 775                 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 776                 | UVD_SUVD_CGC_GATE__SITE_MASK
 777                 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 778                 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 779                 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 780                 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 781                 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK
 782                 | UVD_SUVD_CGC_GATE__EFC_MASK
 783                 | UVD_SUVD_CGC_GATE__SAOE_MASK
 784                 | UVD_SUVD_CGC_GATE__SRE_AV1_MASK
 785                 | UVD_SUVD_CGC_GATE__FBC_PCLK_MASK
 786                 | UVD_SUVD_CGC_GATE__FBC_CCLK_MASK
 787                 | UVD_SUVD_CGC_GATE__SCM_AV1_MASK
 788                 | UVD_SUVD_CGC_GATE__SMPA_MASK);
 789         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data);
 790
 791         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2);
 792         data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK
 793                 | UVD_SUVD_CGC_GATE2__MPBE1_MASK
 794                 | UVD_SUVD_CGC_GATE2__SIT_AV1_MASK
 795                 | UVD_SUVD_CGC_GATE2__SDB_AV1_MASK
 796                 | UVD_SUVD_CGC_GATE2__MPC1_MASK);
 797         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data);
 798
 799         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 800         data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 801                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 802                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 803                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 804                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 805                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 806                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 807                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 808                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 809                 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 810                 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 811                 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 812                 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 813                 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 814                 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 815                 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 816                 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 817                 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 818                 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 819         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 820 }
 821
 822 static void vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_device *adev,
 823                 uint8_t sram_sel, int inst_idx, uint8_t indirect)
 824 {
 825         uint32_t reg_data = 0;
 826
 827         /* enable sw clock gating control */
 828         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 829                 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 830         else
 831                 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 832         reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 833         reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 834         reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 835                  UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 836                  UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 837                  UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 838                  UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 839                  UVD_CGC_CTRL__SYS_MODE_MASK |
 840                  UVD_CGC_CTRL__UDEC_MODE_MASK |
 841                  UVD_CGC_CTRL__MPEG2_MODE_MASK |
 842                  UVD_CGC_CTRL__REGS_MODE_MASK |
 843                  UVD_CGC_CTRL__RBC_MODE_MASK |
 844                  UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 845                  UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 846                  UVD_CGC_CTRL__IDCT_MODE_MASK |
 847                  UVD_CGC_CTRL__MPRD_MODE_MASK |
 848                  UVD_CGC_CTRL__MPC_MODE_MASK |
 849                  UVD_CGC_CTRL__LBSI_MODE_MASK |
 850                  UVD_CGC_CTRL__LRBBM_MODE_MASK |
 851                  UVD_CGC_CTRL__WCB_MODE_MASK |
 852                  UVD_CGC_CTRL__VCPU_MODE_MASK |
 853                  UVD_CGC_CTRL__MMSCH_MODE_MASK);
 854         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 855                 VCN, inst_idx, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
 856
 857         /* turn off clock gating */
 858         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 859                 VCN, inst_idx, mmUVD_CGC_GATE), 0, sram_sel, indirect);
 860
 861         /* turn on SUVD clock gating */
 862         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 863                 VCN, inst_idx, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
 864
 865         /* turn on sw mode in UVD_SUVD_CGC_CTRL */
 866         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 867                 VCN, inst_idx, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
 868 }
 869
 870 /**
 871  * vcn_v3_0_enable_clock_gating - enable VCN clock gating
 872  *
 873  * @adev: amdgpu_device pointer
 874  * @inst: instance number
 875  *
 876  * Enable clock gating for VCN block
 877  */
 878 static void vcn_v3_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
 879 {
 880         uint32_t data;
 881
 882         /* enable VCN CGC */
 883         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 884         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 885                 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 886         else
 887                 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 888         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 889         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 890         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 891
 892         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 893         data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 894                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 895                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 896                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 897                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 898                 | UVD_CGC_CTRL__SYS_MODE_MASK
 899                 | UVD_CGC_CTRL__UDEC_MODE_MASK
 900                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
 901                 | UVD_CGC_CTRL__REGS_MODE_MASK
 902                 | UVD_CGC_CTRL__RBC_MODE_MASK
 903                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 904                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 905                 | UVD_CGC_CTRL__IDCT_MODE_MASK
 906                 | UVD_CGC_CTRL__MPRD_MODE_MASK
 907                 | UVD_CGC_CTRL__MPC_MODE_MASK
 908                 | UVD_CGC_CTRL__LBSI_MODE_MASK
 909                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
 910                 | UVD_CGC_CTRL__WCB_MODE_MASK
 911                 | UVD_CGC_CTRL__VCPU_MODE_MASK
 912                 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
 913         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 914
 915         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 916         data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 917                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 918                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 919                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 920                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 921                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 922                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 923                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 924                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 925                 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 926                 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 927                 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 928                 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 929                 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 930                 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 931                 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 932                 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 933                 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 934                 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 935         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 936 }
 937
 938 static int vcn_v3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 939 {
 940         volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared_cpu_addr;
 941         struct amdgpu_ring *ring;
 942         uint32_t rb_bufsz, tmp;
 943
 944         /* disable register anti-hang mechanism */
 945         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
 946                 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 947         /* enable dynamic power gating mode */
 948         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
 949         tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 950         tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 951         WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
 952
 953         if (indirect)
 954                 adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
 955
 956         /* enable clock gating */
 957         vcn_v3_0_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
 958
 959         /* enable VCPU clock */
 960         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 961         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 962         tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
 963         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 964                 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
 965
 966         /* disable master interupt */
 967         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 968                 VCN, inst_idx, mmUVD_MASTINT_EN), 0, 0, indirect);
 969
 970         /* setup mmUVD_LMI_CTRL */
 971         tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 972                 UVD_LMI_CTRL__REQ_MODE_MASK |
 973                 UVD_LMI_CTRL__CRC_RESET_MASK |
 974                 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
 975                 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 976                 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 977                 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 978                 0x00100000L);
 979         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 980                 VCN, inst_idx, mmUVD_LMI_CTRL), tmp, 0, indirect);
 981
 982         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 983                 VCN, inst_idx, mmUVD_MPC_CNTL),
 984                 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
 985
 986         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 987                 VCN, inst_idx, mmUVD_MPC_SET_MUXA0),
 988                 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 989                  (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 990                  (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 991                  (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
 992
 993         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 994                 VCN, inst_idx, mmUVD_MPC_SET_MUXB0),
 995                  ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
 996                  (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
 997                  (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
 998                  (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
 999
1000         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1001                 VCN, inst_idx, mmUVD_MPC_SET_MUX),
1002                 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1003                  (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1004                  (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
1005
1006         vcn_v3_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
1007
1008         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1009                 VCN, inst_idx, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
1010         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1011                 VCN, inst_idx, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
1012
1013         /* enable LMI MC and UMC channels */
1014         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1015                 VCN, inst_idx, mmUVD_LMI_CTRL2), 0, 0, indirect);
1016
1017         /* unblock VCPU register access */
1018         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1019                 VCN, inst_idx, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
1020
1021         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1022         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1023         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1024                 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1025
1026         /* enable master interrupt */
1027         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1028                 VCN, inst_idx, mmUVD_MASTINT_EN),
1029                 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
1030
1031         /* add nop to workaround PSP size check */
1032         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1033                 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1034
1035         if (indirect)
1036                 psp_update_vcn_sram(adev, inst_idx, adev->vcn.inst[inst_idx].dpg_sram_gpu_addr,
1037                         (uint32_t)((uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_curr_addr -
1038                                 (uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr));
1039
1040         ring = &adev->vcn.inst[inst_idx].ring_dec;
1041         /* force RBC into idle state */
1042         rb_bufsz = order_base_2(ring->ring_size);
1043         tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1044         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1045         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1046         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1047         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1048         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
1049
1050         /* Stall DPG before WPTR/RPTR reset */
1051         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1052                 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1053                 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1054         fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1055
1056         /* set the write pointer delay */
1057         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
1058
1059         /* set the wb address */
1060         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
1061                 (upper_32_bits(ring->gpu_addr) >> 2));
1062
1063         /* programm the RB_BASE for ring buffer */
1064         WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1065                 lower_32_bits(ring->gpu_addr));
1066         WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1067                 upper_32_bits(ring->gpu_addr));
1068
1069         /* Initialize the ring buffer's read and write pointers */
1070         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
1071
1072         WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
1073
1074         ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
1075         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
1076                 lower_32_bits(ring->wptr));
1077
1078         /* Reset FW shared memory RBC WPTR/RPTR */
1079         fw_shared->rb.rptr = 0;
1080         fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1081
1082         /*resetting done, fw can check RB ring */
1083         fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1084
1085         /* Unstall DPG */
1086         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1087                 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1088
1089         return 0;
1090 }
1091
1092 static int vcn_v3_0_start(struct amdgpu_device *adev)
1093 {
1094         volatile struct amdgpu_fw_shared *fw_shared;
1095         struct amdgpu_ring *ring;
1096         uint32_t rb_bufsz, tmp;
1097         int i, j, k, r;
1098
1099         if (adev->pm.dpm_enabled)
1100                 amdgpu_dpm_enable_uvd(adev, true);
1101
1102         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1103                 if (adev->vcn.harvest_config & (1 << i))
1104                         continue;
1105
1106                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG){
1107                         r = vcn_v3_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1108                         continue;
1109                 }
1110
1111                 /* disable VCN power gating */
1112                 vcn_v3_0_disable_static_power_gating(adev, i);
1113
1114                 /* set VCN status busy */
1115                 tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1116                 WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
1117
1118                 /*SW clock gating */
1119                 vcn_v3_0_disable_clock_gating(adev, i);
1120
1121                 /* enable VCPU clock */
1122                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1123                         UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1124
1125                 /* disable master interrupt */
1126                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1127                         ~UVD_MASTINT_EN__VCPU_EN_MASK);
1128
1129                 /* enable LMI MC and UMC channels */
1130                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1131                         ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1132
1133                 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1134                 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1135                 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1136                 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1137
1138                 /* setup mmUVD_LMI_CTRL */
1139                 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1140                 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp |
1141                         UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1142                         UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1143                         UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1144                         UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1145
1146                 /* setup mmUVD_MPC_CNTL */
1147                 tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1148                 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1149                 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1150                 WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1151
1152                 /* setup UVD_MPC_SET_MUXA0 */
1153                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1154                         ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1155                         (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1156                         (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1157                         (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1158
1159                 /* setup UVD_MPC_SET_MUXB0 */
1160                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1161                         ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1162                         (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1163                         (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1164                         (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1165
1166                 /* setup mmUVD_MPC_SET_MUX */
1167                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1168                         ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1169                         (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1170                         (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1171
1172                 vcn_v3_0_mc_resume(adev, i);
1173
1174                 /* VCN global tiling registers */
1175                 WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG,
1176                         adev->gfx.config.gb_addr_config);
1177
1178                 /* unblock VCPU register access */
1179                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1180                         ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1181
1182                 /* release VCPU reset to boot */
1183                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1184                         ~UVD_VCPU_CNTL__BLK_RST_MASK);
1185
1186                 for (j = 0; j < 10; ++j) {
1187                         uint32_t status;
1188
1189                         for (k = 0; k < 100; ++k) {
1190                                 status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1191                                 if (status & 2)
1192                                         break;
1193                                 mdelay(10);
1194                         }
1195                         r = 0;
1196                         if (status & 2)
1197                                 break;
1198
1199                         DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i);
1200                         WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1201                                 UVD_VCPU_CNTL__BLK_RST_MASK,
1202                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1203                         mdelay(10);
1204                         WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1205                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1206
1207                         mdelay(10);
1208                         r = -1;
1209                 }
1210
1211                 if (r) {
1212                         DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i);
1213                         return r;
1214                 }
1215
1216                 /* enable master interrupt */
1217                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1218                         UVD_MASTINT_EN__VCPU_EN_MASK,
1219                         ~UVD_MASTINT_EN__VCPU_EN_MASK);
1220
1221                 /* clear the busy bit of VCN_STATUS */
1222                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1223                         ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1224
1225                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1226
1227                 ring = &adev->vcn.inst[i].ring_dec;
1228                 /* force RBC into idle state */
1229                 rb_bufsz = order_base_2(ring->ring_size);
1230                 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1231                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1232                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1233                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1234                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1235                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1236
1237                 fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
1238                 fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1239
1240                 /* programm the RB_BASE for ring buffer */
1241                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1242                         lower_32_bits(ring->gpu_addr));
1243                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1244                         upper_32_bits(ring->gpu_addr));
1245
1246                 /* Initialize the ring buffer's read and write pointers */
1247                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1248
1249                 WREG32_SOC15(VCN, i, mmUVD_SCRATCH2, 0);
1250                 ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1251                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1252                         lower_32_bits(ring->wptr));
1253                 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1254                 fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1255
1256                 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1257                 ring = &adev->vcn.inst[i].ring_enc[0];
1258                 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1259                 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1260                 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1261                 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1262                 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1263                 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1264
1265                 fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1266                 ring = &adev->vcn.inst[i].ring_enc[1];
1267                 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1268                 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1269                 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1270                 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1271                 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1272                 fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1273         }
1274
1275         return 0;
1276 }
1277
1278 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev)
1279 {
1280         int i, j;
1281         struct amdgpu_ring *ring;
1282         uint64_t cache_addr;
1283         uint64_t rb_addr;
1284         uint64_t ctx_addr;
1285         uint32_t param, resp, expected;
1286         uint32_t offset, cache_size;
1287         uint32_t tmp, timeout;
1288         uint32_t id;
1289
1290         struct amdgpu_mm_table *table = &adev->virt.mm_table;
1291         uint32_t *table_loc;
1292         uint32_t table_size;
1293         uint32_t size, size_dw;
1294
1295         bool is_vcn_ready;
1296
1297         struct mmsch_v3_0_cmd_direct_write
1298                 direct_wt = { {0} };
1299         struct mmsch_v3_0_cmd_direct_read_modify_write
1300                 direct_rd_mod_wt = { {0} };
1301         struct mmsch_v3_0_cmd_end end = { {0} };
1302         struct mmsch_v3_0_init_header header;
1303
1304         direct_wt.cmd_header.command_type =
1305                 MMSCH_COMMAND__DIRECT_REG_WRITE;
1306         direct_rd_mod_wt.cmd_header.command_type =
1307                 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1308         end.cmd_header.command_type =
1309                 MMSCH_COMMAND__END;
1310
1311         header.version = MMSCH_VERSION;
1312         header.total_size = sizeof(struct mmsch_v3_0_init_header) >> 2;
1313         for (i = 0; i < AMDGPU_MAX_VCN_INSTANCES; i++) {
1314                 header.inst[i].init_status = 0;
1315                 header.inst[i].table_offset = 0;
1316                 header.inst[i].table_size = 0;
1317         }
1318
1319         table_loc = (uint32_t *)table->cpu_addr;
1320         table_loc += header.total_size;
1321         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1322                 if (adev->vcn.harvest_config & (1 << i))
1323                         continue;
1324
1325                 table_size = 0;
1326
1327                 MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
1328                         mmUVD_STATUS),
1329                         ~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1330
1331                 cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
1332
1333                 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1334                         id = amdgpu_ucode_id_vcns[i];
1335                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1336                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1337                                 adev->firmware.ucode[id].tmr_mc_addr_lo);
1338                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1339                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1340                                 adev->firmware.ucode[id].tmr_mc_addr_hi);
1341                         offset = 0;
1342                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1343                                 mmUVD_VCPU_CACHE_OFFSET0),
1344                                 0);
1345                 } else {
1346                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1347                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1348                                 lower_32_bits(adev->vcn.inst[i].gpu_addr));
1349                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1350                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1351                                 upper_32_bits(adev->vcn.inst[i].gpu_addr));
1352                         offset = cache_size;
1353                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1354                                 mmUVD_VCPU_CACHE_OFFSET0),
1355                                 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1356                 }
1357
1358                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1359                         mmUVD_VCPU_CACHE_SIZE0),
1360                         cache_size);
1361
1362                 cache_addr = adev->vcn.inst[i].gpu_addr + offset;
1363                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1364                         mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1365                         lower_32_bits(cache_addr));
1366                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1367                         mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1368                         upper_32_bits(cache_addr));
1369                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1370                         mmUVD_VCPU_CACHE_OFFSET1),
1371                         0);
1372                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1373                         mmUVD_VCPU_CACHE_SIZE1),
1374                         AMDGPU_VCN_STACK_SIZE);
1375
1376                 cache_addr = adev->vcn.inst[i].gpu_addr + offset +
1377                         AMDGPU_VCN_STACK_SIZE;
1378                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1379                         mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1380                         lower_32_bits(cache_addr));
1381                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1382                         mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1383                         upper_32_bits(cache_addr));
1384                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1385                         mmUVD_VCPU_CACHE_OFFSET2),
1386                         0);
1387                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1388                         mmUVD_VCPU_CACHE_SIZE2),
1389                         AMDGPU_VCN_CONTEXT_SIZE);
1390
1391                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
1392                         ring = &adev->vcn.inst[i].ring_enc[j];
1393                         ring->wptr = 0;
1394                         rb_addr = ring->gpu_addr;
1395                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1396                                 mmUVD_RB_BASE_LO),
1397                                 lower_32_bits(rb_addr));
1398                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1399                                 mmUVD_RB_BASE_HI),
1400                                 upper_32_bits(rb_addr));
1401                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1402                                 mmUVD_RB_SIZE),
1403                                 ring->ring_size / 4);
1404                 }
1405
1406                 ring = &adev->vcn.inst[i].ring_dec;
1407                 ring->wptr = 0;
1408                 rb_addr = ring->gpu_addr;
1409                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1410                         mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1411                         lower_32_bits(rb_addr));
1412                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1413                         mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1414                         upper_32_bits(rb_addr));
1415                 /* force RBC into idle state */
1416                 tmp = order_base_2(ring->ring_size);
1417                 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp);
1418                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1419                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1420                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1421                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1422                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1423                         mmUVD_RBC_RB_CNTL),
1424                         tmp);
1425
1426                 /* add end packet */
1427                 MMSCH_V3_0_INSERT_END();
1428
1429                 /* refine header */
1430                 header.inst[i].init_status = 0;
1431                 header.inst[i].table_offset = header.total_size;
1432                 header.inst[i].table_size = table_size;
1433                 header.total_size += table_size;
1434         }
1435
1436         /* Update init table header in memory */
1437         size = sizeof(struct mmsch_v3_0_init_header);
1438         table_loc = (uint32_t *)table->cpu_addr;
1439         memcpy((void *)table_loc, &header, size);
1440
1441         /* message MMSCH (in VCN[0]) to initialize this client
1442          * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
1443          * of memory descriptor location
1444          */
1445         ctx_addr = table->gpu_addr;
1446         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
1447         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
1448
1449         /* 2, update vmid of descriptor */
1450         tmp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1451         tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1452         /* use domain0 for MM scheduler */
1453         tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1454         WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, tmp);
1455
1456         /* 3, notify mmsch about the size of this descriptor */
1457         size = header.total_size;
1458         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1459
1460         /* 4, set resp to zero */
1461         WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1462
1463         /* 5, kick off the initialization and wait until
1464          * MMSCH_VF_MAILBOX_RESP becomes non-zero
1465          */
1466         param = 0x10000001;
1467         WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, param);
1468         tmp = 0;
1469         timeout = 1000;
1470         resp = 0;
1471         expected = param + 1;
1472         while (resp != expected) {
1473                 resp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1474                 if (resp == expected)
1475                         break;
1476
1477                 udelay(10);
1478                 tmp = tmp + 10;
1479                 if (tmp >= timeout) {
1480                         DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
1481                                 " waiting for mmMMSCH_VF_MAILBOX_RESP "\
1482                                 "(expected=0x%08x, readback=0x%08x)\n",
1483                                 tmp, expected, resp);
1484                         return -EBUSY;
1485                 }
1486         }
1487
1488         /* 6, check each VCN's init_status
1489          * if it remains as 0, then this VCN is not assigned to current VF
1490          * do not start ring for this VCN
1491          */
1492         size = sizeof(struct mmsch_v3_0_init_header);
1493         table_loc = (uint32_t *)table->cpu_addr;
1494         memcpy(&header, (void *)table_loc, size);
1495
1496         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1497                 if (adev->vcn.harvest_config & (1 << i))
1498                         continue;
1499
1500                 is_vcn_ready = (header.inst[i].init_status == 1);
1501                 if (!is_vcn_ready)
1502                         DRM_INFO("VCN(%d) engine is disabled by hypervisor\n", i);
1503
1504                 ring = &adev->vcn.inst[i].ring_dec;
1505                 ring->sched.ready = is_vcn_ready;
1506                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
1507                         ring = &adev->vcn.inst[i].ring_enc[j];
1508                         ring->sched.ready = is_vcn_ready;
1509                 }
1510         }
1511
1512         return 0;
1513 }
1514
1515 static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1516 {
1517         uint32_t tmp;
1518
1519         /* Wait for power status to be 1 */
1520         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1521                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1522
1523         /* wait for read ptr to be equal to write ptr */
1524         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1525         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1526
1527         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1528         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1529
1530         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1531         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1532
1533         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1534                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1535
1536         /* disable dynamic power gating mode */
1537         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1538                 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1539
1540         return 0;
1541 }
1542
1543 static int vcn_v3_0_stop(struct amdgpu_device *adev)
1544 {
1545         uint32_t tmp;
1546         int i, r = 0;
1547
1548         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1549                 if (adev->vcn.harvest_config & (1 << i))
1550                         continue;
1551
1552                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1553                         r = vcn_v3_0_stop_dpg_mode(adev, i);
1554                         continue;
1555                 }
1556
1557                 /* wait for vcn idle */
1558                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1559                 if (r)
1560                         return r;
1561
1562                 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1563                         UVD_LMI_STATUS__READ_CLEAN_MASK |
1564                         UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1565                         UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1566                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1567                 if (r)
1568                         return r;
1569
1570                 /* disable LMI UMC channel */
1571                 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1572                 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1573                 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1574                 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1575                         UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1576                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1577                 if (r)
1578                         return r;
1579
1580                 /* block VCPU register access */
1581                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1582                         UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1583                         ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1584
1585                 /* reset VCPU */
1586                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1587                         UVD_VCPU_CNTL__BLK_RST_MASK,
1588                         ~UVD_VCPU_CNTL__BLK_RST_MASK);
1589
1590                 /* disable VCPU clock */
1591                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1592                         ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1593
1594                 /* apply soft reset */
1595                 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1596                 tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1597                 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1598                 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1599                 tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1600                 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1601
1602                 /* clear status */
1603                 WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1604
1605                 /* apply HW clock gating */
1606                 vcn_v3_0_enable_clock_gating(adev, i);
1607
1608                 /* enable VCN power gating */
1609                 vcn_v3_0_enable_static_power_gating(adev, i);
1610         }
1611
1612         if (adev->pm.dpm_enabled)
1613                 amdgpu_dpm_enable_uvd(adev, false);
1614
1615         return 0;
1616 }
1617
1618 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
1619                    int inst_idx, struct dpg_pause_state *new_state)
1620 {
1621         volatile struct amdgpu_fw_shared *fw_shared;
1622         struct amdgpu_ring *ring;
1623         uint32_t reg_data = 0;
1624         int ret_code;
1625
1626         /* pause/unpause if state is changed */
1627         if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1628                 DRM_DEBUG("dpg pause state changed %d -> %d",
1629                         adev->vcn.inst[inst_idx].pause_state.fw_based,  new_state->fw_based);
1630                 reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1631                         (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1632
1633                 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1634                         ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1635                                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1636
1637                         if (!ret_code) {
1638                                 /* pause DPG */
1639                                 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1640                                 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1641
1642                                 /* wait for ACK */
1643                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1644                                         UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1645                                         UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1646
1647                                 /* Stall DPG before WPTR/RPTR reset */
1648                                 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1649                                         UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1650                                         ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1651
1652                                 /* Restore */
1653                                 fw_shared = adev->vcn.inst[inst_idx].fw_shared_cpu_addr;
1654                                 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1655                                 ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1656                                 ring->wptr = 0;
1657                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1658                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1659                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1660                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1661                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1662                                 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1663
1664                                 fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1665                                 ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1666                                 ring->wptr = 0;
1667                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1668                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1669                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1670                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1671                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1672                                 fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1673
1674                                 /* restore wptr/rptr with pointers saved in FW shared memory*/
1675                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, fw_shared->rb.rptr);
1676                                 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, fw_shared->rb.wptr);
1677
1678                                 /* Unstall DPG */
1679                                 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1680                                         0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1681
1682                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1683                                         UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1684                         }
1685                 } else {
1686                         /* unpause dpg, no need to wait */
1687                         reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1688                         WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1689                 }
1690                 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1691         }
1692
1693         return 0;
1694 }
1695
1696 /**
1697  * vcn_v3_0_dec_ring_get_rptr - get read pointer
1698  *
1699  * @ring: amdgpu_ring pointer
1700  *
1701  * Returns the current hardware read pointer
1702  */
1703 static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1704 {
1705         struct amdgpu_device *adev = ring->adev;
1706
1707         return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1708 }
1709
1710 /**
1711  * vcn_v3_0_dec_ring_get_wptr - get write pointer
1712  *
1713  * @ring: amdgpu_ring pointer
1714  *
1715  * Returns the current hardware write pointer
1716  */
1717 static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1718 {
1719         struct amdgpu_device *adev = ring->adev;
1720
1721         if (ring->use_doorbell)
1722                 return adev->wb.wb[ring->wptr_offs];
1723         else
1724                 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1725 }
1726
1727 /**
1728  * vcn_v3_0_dec_ring_set_wptr - set write pointer
1729  *
1730  * @ring: amdgpu_ring pointer
1731  *
1732  * Commits the write pointer to the hardware
1733  */
1734 static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1735 {
1736         struct amdgpu_device *adev = ring->adev;
1737         volatile struct amdgpu_fw_shared *fw_shared;
1738
1739         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1740                 /*whenever update RBC_RB_WPTR, we save the wptr in shared rb.wptr and scratch2 */
1741                 fw_shared = adev->vcn.inst[ring->me].fw_shared_cpu_addr;
1742                 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1743                 WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2,
1744                         lower_32_bits(ring->wptr));
1745         }
1746
1747         if (ring->use_doorbell) {
1748                 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
1749                 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1750         } else {
1751                 WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1752         }
1753 }
1754
1755 static void vcn_v3_0_dec_sw_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1756                                 u64 seq, uint32_t flags)
1757 {
1758         WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1759
1760         amdgpu_ring_write(ring, VCN_DEC_SW_CMD_FENCE);
1761         amdgpu_ring_write(ring, addr);
1762         amdgpu_ring_write(ring, upper_32_bits(addr));
1763         amdgpu_ring_write(ring, seq);
1764         amdgpu_ring_write(ring, VCN_DEC_SW_CMD_TRAP);
1765 }
1766
1767 static void vcn_v3_0_dec_sw_ring_insert_end(struct amdgpu_ring *ring)
1768 {
1769         amdgpu_ring_write(ring, VCN_DEC_SW_CMD_END);
1770 }
1771
1772 static void vcn_v3_0_dec_sw_ring_emit_ib(struct amdgpu_ring *ring,
1773                                struct amdgpu_job *job,
1774                                struct amdgpu_ib *ib,
1775                                uint32_t flags)
1776 {
1777         uint32_t vmid = AMDGPU_JOB_GET_VMID(job);
1778
1779         amdgpu_ring_write(ring, VCN_DEC_SW_CMD_IB);
1780         amdgpu_ring_write(ring, vmid);
1781         amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1782         amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1783         amdgpu_ring_write(ring, ib->length_dw);
1784 }
1785
1786 static void vcn_v3_0_dec_sw_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
1787                                 uint32_t val, uint32_t mask)
1788 {
1789         amdgpu_ring_write(ring, VCN_DEC_SW_CMD_REG_WAIT);
1790         amdgpu_ring_write(ring, reg << 2);
1791         amdgpu_ring_write(ring, mask);
1792         amdgpu_ring_write(ring, val);
1793 }
1794
1795 static void vcn_v3_0_dec_sw_ring_emit_vm_flush(struct amdgpu_ring *ring,
1796                                 uint32_t vmid, uint64_t pd_addr)
1797 {
1798         struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1799         uint32_t data0, data1, mask;
1800
1801         pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1802
1803         /* wait for register write */
1804         data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
1805         data1 = lower_32_bits(pd_addr);
1806         mask = 0xffffffff;
1807         vcn_v3_0_dec_sw_ring_emit_reg_wait(ring, data0, data1, mask);
1808 }
1809
1810 static void vcn_v3_0_dec_sw_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val)
1811 {
1812         amdgpu_ring_write(ring, VCN_DEC_SW_CMD_REG_WRITE);
1813         amdgpu_ring_write(ring, reg << 2);
1814         amdgpu_ring_write(ring, val);
1815 }
1816
1817 static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
1818         .type = AMDGPU_RING_TYPE_VCN_DEC,
1819         .align_mask = 0x3f,
1820         .nop = VCN_DEC_SW_CMD_NO_OP,
1821         .vmhub = AMDGPU_MMHUB_0,
1822         .get_rptr = vcn_v3_0_dec_ring_get_rptr,
1823         .get_wptr = vcn_v3_0_dec_ring_get_wptr,
1824         .set_wptr = vcn_v3_0_dec_ring_set_wptr,
1825         .emit_frame_size =
1826                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1827                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1828                 4 + /* vcn_v3_0_dec_sw_ring_emit_vm_flush */
1829                 5 + 5 + /* vcn_v3_0_dec_sw_ring_emit_fdec_swe x2 vm fdec_swe */
1830                 1, /* vcn_v3_0_dec_sw_ring_insert_end */
1831         .emit_ib_size = 5, /* vcn_v3_0_dec_sw_ring_emit_ib */
1832         .emit_ib = vcn_v3_0_dec_sw_ring_emit_ib,
1833         .emit_fence = vcn_v3_0_dec_sw_ring_emit_fence,
1834         .emit_vm_flush = vcn_v3_0_dec_sw_ring_emit_vm_flush,
1835         .test_ring = amdgpu_vcn_dec_sw_ring_test_ring,
1836         .test_ib = NULL,//amdgpu_vcn_dec_sw_ring_test_ib,
1837         .insert_nop = amdgpu_ring_insert_nop,
1838         .insert_end = vcn_v3_0_dec_sw_ring_insert_end,
1839         .pad_ib = amdgpu_ring_generic_pad_ib,
1840         .begin_use = amdgpu_vcn_ring_begin_use,
1841         .end_use = amdgpu_vcn_ring_end_use,
1842         .emit_wreg = vcn_v3_0_dec_sw_ring_emit_wreg,
1843         .emit_reg_wait = vcn_v3_0_dec_sw_ring_emit_reg_wait,
1844         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1845 };
1846
1847 static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
1848         .type = AMDGPU_RING_TYPE_VCN_DEC,
1849         .align_mask = 0xf,
1850         .vmhub = AMDGPU_MMHUB_0,
1851         .get_rptr = vcn_v3_0_dec_ring_get_rptr,
1852         .get_wptr = vcn_v3_0_dec_ring_get_wptr,
1853         .set_wptr = vcn_v3_0_dec_ring_set_wptr,
1854         .emit_frame_size =
1855                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1856                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1857                 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1858                 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1859                 6,
1860         .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1861         .emit_ib = vcn_v2_0_dec_ring_emit_ib,
1862         .emit_fence = vcn_v2_0_dec_ring_emit_fence,
1863         .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1864         .test_ring = vcn_v2_0_dec_ring_test_ring,
1865         .test_ib = amdgpu_vcn_dec_ring_test_ib,
1866         .insert_nop = vcn_v2_0_dec_ring_insert_nop,
1867         .insert_start = vcn_v2_0_dec_ring_insert_start,
1868         .insert_end = vcn_v2_0_dec_ring_insert_end,
1869         .pad_ib = amdgpu_ring_generic_pad_ib,
1870         .begin_use = amdgpu_vcn_ring_begin_use,
1871         .end_use = amdgpu_vcn_ring_end_use,
1872         .emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1873         .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1874         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1875 };
1876
1877 /**
1878  * vcn_v3_0_enc_ring_get_rptr - get enc read pointer
1879  *
1880  * @ring: amdgpu_ring pointer
1881  *
1882  * Returns the current hardware enc read pointer
1883  */
1884 static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1885 {
1886         struct amdgpu_device *adev = ring->adev;
1887
1888         if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1889                 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1890         else
1891                 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1892 }
1893
1894 /**
1895  * vcn_v3_0_enc_ring_get_wptr - get enc write pointer
1896  *
1897  * @ring: amdgpu_ring pointer
1898  *
1899  * Returns the current hardware enc write pointer
1900  */
1901 static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1902 {
1903         struct amdgpu_device *adev = ring->adev;
1904
1905         if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1906                 if (ring->use_doorbell)
1907                         return adev->wb.wb[ring->wptr_offs];
1908                 else
1909                         return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1910         } else {
1911                 if (ring->use_doorbell)
1912                         return adev->wb.wb[ring->wptr_offs];
1913                 else
1914                         return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1915         }
1916 }
1917
1918 /**
1919  * vcn_v3_0_enc_ring_set_wptr - set enc write pointer
1920  *
1921  * @ring: amdgpu_ring pointer
1922  *
1923  * Commits the enc write pointer to the hardware
1924  */
1925 static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1926 {
1927         struct amdgpu_device *adev = ring->adev;
1928
1929         if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1930                 if (ring->use_doorbell) {
1931                         adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
1932                         WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1933                 } else {
1934                         WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1935                 }
1936         } else {
1937                 if (ring->use_doorbell) {
1938                         adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
1939                         WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1940                 } else {
1941                         WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1942                 }
1943         }
1944 }
1945
1946 static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
1947         .type = AMDGPU_RING_TYPE_VCN_ENC,
1948         .align_mask = 0x3f,
1949         .nop = VCN_ENC_CMD_NO_OP,
1950         .vmhub = AMDGPU_MMHUB_0,
1951         .get_rptr = vcn_v3_0_enc_ring_get_rptr,
1952         .get_wptr = vcn_v3_0_enc_ring_get_wptr,
1953         .set_wptr = vcn_v3_0_enc_ring_set_wptr,
1954         .emit_frame_size =
1955                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1956                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1957                 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1958                 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1959                 1, /* vcn_v2_0_enc_ring_insert_end */
1960         .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1961         .emit_ib = vcn_v2_0_enc_ring_emit_ib,
1962         .emit_fence = vcn_v2_0_enc_ring_emit_fence,
1963         .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1964         .test_ring = amdgpu_vcn_enc_ring_test_ring,
1965         .test_ib = amdgpu_vcn_enc_ring_test_ib,
1966         .insert_nop = amdgpu_ring_insert_nop,
1967         .insert_end = vcn_v2_0_enc_ring_insert_end,
1968         .pad_ib = amdgpu_ring_generic_pad_ib,
1969         .begin_use = amdgpu_vcn_ring_begin_use,
1970         .end_use = amdgpu_vcn_ring_end_use,
1971         .emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1972         .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1973         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1974 };
1975
1976 static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
1977 {
1978         int i;
1979
1980         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1981                 if (adev->vcn.harvest_config & (1 << i))
1982                         continue;
1983
1984                 if (!DEC_SW_RING_ENABLED)
1985                         adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
1986                 else
1987                         adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
1988                 adev->vcn.inst[i].ring_dec.me = i;
1989                 DRM_INFO("VCN(%d) decode%s is enabled in VM mode\n", i,
1990                           DEC_SW_RING_ENABLED?"(Software Ring)":"");
1991         }
1992 }
1993
1994 static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1995 {
1996         int i, j;
1997
1998         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1999                 if (adev->vcn.harvest_config & (1 << i))
2000                         continue;
2001
2002                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
2003                         adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
2004                         adev->vcn.inst[i].ring_enc[j].me = i;
2005                 }
2006                 DRM_INFO("VCN(%d) encode is enabled in VM mode\n", i);
2007         }
2008 }
2009
2010 static bool vcn_v3_0_is_idle(void *handle)
2011 {
2012         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2013         int i, ret = 1;
2014
2015         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2016                 if (adev->vcn.harvest_config & (1 << i))
2017                         continue;
2018
2019                 ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
2020         }
2021
2022         return ret;
2023 }
2024
2025 static int vcn_v3_0_wait_for_idle(void *handle)
2026 {
2027         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2028         int i, ret = 0;
2029
2030         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2031                 if (adev->vcn.harvest_config & (1 << i))
2032                         continue;
2033
2034                 ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
2035                         UVD_STATUS__IDLE);
2036                 if (ret)
2037                         return ret;
2038         }
2039
2040         return ret;
2041 }
2042
2043 static int vcn_v3_0_set_clockgating_state(void *handle,
2044                                           enum amd_clockgating_state state)
2045 {
2046         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2047         bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
2048         int i;
2049
2050         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2051                 if (adev->vcn.harvest_config & (1 << i))
2052                         continue;
2053
2054                 if (enable) {
2055                         if (RREG32_SOC15(VCN, i, mmUVD_STATUS) != UVD_STATUS__IDLE)
2056                                 return -EBUSY;
2057                         vcn_v3_0_enable_clock_gating(adev, i);
2058                 } else {
2059                         vcn_v3_0_disable_clock_gating(adev, i);
2060                 }
2061         }
2062
2063         return 0;
2064 }
2065
2066 static int vcn_v3_0_set_powergating_state(void *handle,
2067                                           enum amd_powergating_state state)
2068 {
2069         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2070         int ret;
2071
2072         /* for SRIOV, guest should not control VCN Power-gating
2073          * MMSCH FW should control Power-gating and clock-gating
2074          * guest should avoid touching CGC and PG
2075          */
2076         if (amdgpu_sriov_vf(adev)) {
2077                 adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
2078                 return 0;
2079         }
2080
2081         if(state == adev->vcn.cur_state)
2082                 return 0;
2083
2084         if (state == AMD_PG_STATE_GATE)
2085                 ret = vcn_v3_0_stop(adev);
2086         else
2087                 ret = vcn_v3_0_start(adev);
2088
2089         if(!ret)
2090                 adev->vcn.cur_state = state;
2091
2092         return ret;
2093 }
2094
2095 static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev,
2096                                         struct amdgpu_irq_src *source,
2097                                         unsigned type,
2098                                         enum amdgpu_interrupt_state state)
2099 {
2100         return 0;
2101 }
2102
2103 static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev,
2104                                       struct amdgpu_irq_src *source,
2105                                       struct amdgpu_iv_entry *entry)
2106 {
2107         uint32_t ip_instance;
2108
2109         switch (entry->client_id) {
2110         case SOC15_IH_CLIENTID_VCN:
2111                 ip_instance = 0;
2112                 break;
2113         case SOC15_IH_CLIENTID_VCN1:
2114                 ip_instance = 1;
2115                 break;
2116         default:
2117                 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
2118                 return 0;
2119         }
2120
2121         DRM_DEBUG("IH: VCN TRAP\n");
2122
2123         switch (entry->src_id) {
2124         case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
2125                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
2126                 break;
2127         case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
2128                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
2129                 break;
2130         case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
2131                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
2132                 break;
2133         default:
2134                 DRM_ERROR("Unhandled interrupt: %d %d\n",
2135                           entry->src_id, entry->src_data[0]);
2136                 break;
2137         }
2138
2139         return 0;
2140 }
2141
2142 static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
2143         .set = vcn_v3_0_set_interrupt_state,
2144         .process = vcn_v3_0_process_interrupt,
2145 };
2146
2147 static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
2148 {
2149         int i;
2150
2151         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2152                 if (adev->vcn.harvest_config & (1 << i))
2153                         continue;
2154
2155                 adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
2156                 adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
2157         }
2158 }
2159
2160 static const struct amd_ip_funcs vcn_v3_0_ip_funcs = {
2161         .name = "vcn_v3_0",
2162         .early_init = vcn_v3_0_early_init,
2163         .late_init = NULL,
2164         .sw_init = vcn_v3_0_sw_init,
2165         .sw_fini = vcn_v3_0_sw_fini,
2166         .hw_init = vcn_v3_0_hw_init,
2167         .hw_fini = vcn_v3_0_hw_fini,
2168         .suspend = vcn_v3_0_suspend,
2169         .resume = vcn_v3_0_resume,
2170         .is_idle = vcn_v3_0_is_idle,
2171         .wait_for_idle = vcn_v3_0_wait_for_idle,
2172         .check_soft_reset = NULL,
2173         .pre_soft_reset = NULL,
2174         .soft_reset = NULL,
2175         .post_soft_reset = NULL,
2176         .set_clockgating_state = vcn_v3_0_set_clockgating_state,
2177         .set_powergating_state = vcn_v3_0_set_powergating_state,
2178 };
2179
2180 const struct amdgpu_ip_block_version vcn_v3_0_ip_block =
2181 {
2182         .type = AMD_IP_BLOCK_TYPE_VCN,
2183         .major = 3,
2184         .minor = 0,
2185         .rev = 0,
2186         .funcs = &vcn_v3_0_ip_funcs,
2187 };