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