drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c

   1 /*
   2  * Copyright 2019 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  */
  23
  24 #include <linux/firmware.h>
  25 #include "amdgpu.h"
  26 #include "amdgpu_vcn.h"
  27 #include "amdgpu_pm.h"
  28 #include "amdgpu_cs.h"
  29 #include "soc15.h"
  30 #include "soc15d.h"
  31 #include "vcn_v2_0.h"
  32 #include "mmsch_v3_0.h"
  33 #include "vcn_sw_ring.h"
  34
  35 #include "vcn/vcn_3_0_0_offset.h"
  36 #include "vcn/vcn_3_0_0_sh_mask.h"
  37 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
  38
  39 #include <drm/drm_drv.h>
  40
  41 #define VCN_VID_SOC_ADDRESS_2_0                                 0x1fa00
  42 #define VCN1_VID_SOC_ADDRESS_3_0                                0x48200
  43
  44 #define mmUVD_CONTEXT_ID_INTERNAL_OFFSET                        0x27
  45 #define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET                    0x0f
  46 #define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET                  0x10
  47 #define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET                  0x11
  48 #define mmUVD_NO_OP_INTERNAL_OFFSET                             0x29
  49 #define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET                       0x66
  50 #define mmUVD_SCRATCH9_INTERNAL_OFFSET                          0xc01d
  51
  52 #define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET                   0x431
  53 #define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET          0x3b4
  54 #define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET         0x3b5
  55 #define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET                       0x25c
  56
  57 #define VCN_INSTANCES_SIENNA_CICHLID                            2
  58 #define DEC_SW_RING_ENABLED                                     FALSE
  59
  60 #define RDECODE_MSG_CREATE                                      0x00000000
  61 #define RDECODE_MESSAGE_CREATE                                  0x00000001
  62
  63 static const struct amdgpu_hwip_reg_entry vcn_reg_list_3_0[] = {
  64         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_POWER_STATUS),
  65         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_STATUS),
  66         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID),
  67         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID2),
  68         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA0),
  69         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA1),
  70         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_CMD),
  71         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI),
  72         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO),
  73         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI2),
  74         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO2),
  75         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI3),
  76         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO3),
  77         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI4),
  78         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO4),
  79         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR),
  80         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR),
  81         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR2),
  82         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR2),
  83         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR3),
  84         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR3),
  85         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR4),
  86         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR4),
  87         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE),
  88         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE2),
  89         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE3),
  90         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE4),
  91         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_CONFIG),
  92         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_STATUS),
  93         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_CTL),
  94         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_DATA),
  95         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_MASK),
  96         SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_PAUSE)
  97 };
  98
  99 static int amdgpu_ih_clientid_vcns[] = {
 100         SOC15_IH_CLIENTID_VCN,
 101         SOC15_IH_CLIENTID_VCN1
 102 };
 103
 104 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev);
 105 static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
 106 static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev);
 107 static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev);
 108 static int vcn_v3_0_set_powergating_state(void *handle,
 109                         enum amd_powergating_state state);
 110 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
 111                         int inst_idx, struct dpg_pause_state *new_state);
 112
 113 static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring);
 114 static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring);
 115
 116 /**
 117  * vcn_v3_0_early_init - set function pointers and load microcode
 118  *
 119  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 120  *
 121  * Set ring and irq function pointers
 122  * Load microcode from filesystem
 123  */
 124 static int vcn_v3_0_early_init(struct amdgpu_ip_block *ip_block)
 125 {
 126         struct amdgpu_device *adev = ip_block->adev;
 127
 128         if (amdgpu_sriov_vf(adev)) {
 129                 adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
 130                 adev->vcn.harvest_config = 0;
 131                 adev->vcn.num_enc_rings = 1;
 132
 133         } else {
 134                 if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
 135                                                  AMDGPU_VCN_HARVEST_VCN1))
 136                         /* both instances are harvested, disable the block */
 137                         return -ENOENT;
 138
 139                 if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
 140                     IP_VERSION(3, 0, 33))
 141                         adev->vcn.num_enc_rings = 0;
 142                 else
 143                         adev->vcn.num_enc_rings = 2;
 144         }
 145
 146         vcn_v3_0_set_dec_ring_funcs(adev);
 147         vcn_v3_0_set_enc_ring_funcs(adev);
 148         vcn_v3_0_set_irq_funcs(adev);
 149
 150         return amdgpu_vcn_early_init(adev);
 151 }
 152
 153 /**
 154  * vcn_v3_0_sw_init - sw init for VCN block
 155  *
 156  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 157  *
 158  * Load firmware and sw initialization
 159  */
 160 static int vcn_v3_0_sw_init(struct amdgpu_ip_block *ip_block)
 161 {
 162         struct amdgpu_ring *ring;
 163         int i, j, r;
 164         int vcn_doorbell_index = 0;
 165         uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0);
 166         uint32_t *ptr;
 167         struct amdgpu_device *adev = ip_block->adev;
 168
 169         r = amdgpu_vcn_sw_init(adev);
 170         if (r)
 171                 return r;
 172
 173         amdgpu_vcn_setup_ucode(adev);
 174
 175         r = amdgpu_vcn_resume(adev);
 176         if (r)
 177                 return r;
 178
 179         /*
 180          * Note: doorbell assignment is fixed for SRIOV multiple VCN engines
 181          * Formula:
 182          *   vcn_db_base  = adev->doorbell_index.vcn.vcn_ring0_1 << 1;
 183          *   dec_ring_i   = vcn_db_base + i * (adev->vcn.num_enc_rings + 1)
 184          *   enc_ring_i,j = vcn_db_base + i * (adev->vcn.num_enc_rings + 1) + 1 + j
 185          */
 186         if (amdgpu_sriov_vf(adev)) {
 187                 vcn_doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1;
 188                 /* get DWORD offset */
 189                 vcn_doorbell_index = vcn_doorbell_index << 1;
 190         }
 191
 192         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 193                 volatile struct amdgpu_fw_shared *fw_shared;
 194
 195                 if (adev->vcn.harvest_config & (1 << i))
 196                         continue;
 197
 198                 adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
 199                 adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
 200                 adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
 201                 adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
 202                 adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
 203                 adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
 204
 205                 adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
 206                 adev->vcn.inst[i].external.scratch9 = SOC15_REG_OFFSET(VCN, i, mmUVD_SCRATCH9);
 207                 adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
 208                 adev->vcn.inst[i].external.data0 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA0);
 209                 adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
 210                 adev->vcn.inst[i].external.data1 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA1);
 211                 adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
 212                 adev->vcn.inst[i].external.cmd = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_CMD);
 213                 adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
 214                 adev->vcn.inst[i].external.nop = SOC15_REG_OFFSET(VCN, i, mmUVD_NO_OP);
 215
 216                 /* VCN DEC TRAP */
 217                 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 218                                 VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[i].irq);
 219                 if (r)
 220                         return r;
 221
 222                 atomic_set(&adev->vcn.inst[i].sched_score, 0);
 223
 224                 ring = &adev->vcn.inst[i].ring_dec;
 225                 ring->use_doorbell = true;
 226                 if (amdgpu_sriov_vf(adev)) {
 227                         ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1);
 228                 } else {
 229                         ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i;
 230                 }
 231                 ring->vm_hub = AMDGPU_MMHUB0(0);
 232                 sprintf(ring->name, "vcn_dec_%d", i);
 233                 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
 234                                      AMDGPU_RING_PRIO_DEFAULT,
 235                                      &adev->vcn.inst[i].sched_score);
 236                 if (r)
 237                         return r;
 238
 239                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 240                         enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(j);
 241
 242                         /* VCN ENC TRAP */
 243                         r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 244                                 j + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
 245                         if (r)
 246                                 return r;
 247
 248                         ring = &adev->vcn.inst[i].ring_enc[j];
 249                         ring->use_doorbell = true;
 250                         if (amdgpu_sriov_vf(adev)) {
 251                                 ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1) + 1 + j;
 252                         } else {
 253                                 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + j + 8 * i;
 254                         }
 255                         ring->vm_hub = AMDGPU_MMHUB0(0);
 256                         sprintf(ring->name, "vcn_enc_%d.%d", i, j);
 257                         r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
 258                                              hw_prio, &adev->vcn.inst[i].sched_score);
 259                         if (r)
 260                                 return r;
 261                 }
 262
 263                 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 264                 fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SW_RING_FLAG) |
 265                                              cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG) |
 266                                              cpu_to_le32(AMDGPU_VCN_FW_SHARED_FLAG_0_RB);
 267                 fw_shared->sw_ring.is_enabled = cpu_to_le32(DEC_SW_RING_ENABLED);
 268                 fw_shared->present_flag_0 |= AMDGPU_VCN_SMU_VERSION_INFO_FLAG;
 269                 if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(3, 1, 2))
 270                         fw_shared->smu_interface_info.smu_interface_type = 2;
 271                 else if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
 272                          IP_VERSION(3, 1, 1))
 273                         fw_shared->smu_interface_info.smu_interface_type = 1;
 274
 275                 if (amdgpu_vcnfw_log)
 276                         amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
 277         }
 278
 279         if (amdgpu_sriov_vf(adev)) {
 280                 r = amdgpu_virt_alloc_mm_table(adev);
 281                 if (r)
 282                         return r;
 283         }
 284         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 285                 adev->vcn.pause_dpg_mode = vcn_v3_0_pause_dpg_mode;
 286
 287         /* Allocate memory for VCN IP Dump buffer */
 288         ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL);
 289         if (ptr == NULL) {
 290                 DRM_ERROR("Failed to allocate memory for VCN IP Dump\n");
 291                 adev->vcn.ip_dump = NULL;
 292         } else {
 293                 adev->vcn.ip_dump = ptr;
 294         }
 295
 296         return 0;
 297 }
 298
 299 /**
 300  * vcn_v3_0_sw_fini - sw fini for VCN block
 301  *
 302  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 303  *
 304  * VCN suspend and free up sw allocation
 305  */
 306 static int vcn_v3_0_sw_fini(struct amdgpu_ip_block *ip_block)
 307 {
 308         struct amdgpu_device *adev = ip_block->adev;
 309         int i, r, idx;
 310
 311         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 312                 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 313                         volatile struct amdgpu_fw_shared *fw_shared;
 314
 315                         if (adev->vcn.harvest_config & (1 << i))
 316                                 continue;
 317                         fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 318                         fw_shared->present_flag_0 = 0;
 319                         fw_shared->sw_ring.is_enabled = false;
 320                 }
 321
 322                 drm_dev_exit(idx);
 323         }
 324
 325         if (amdgpu_sriov_vf(adev))
 326                 amdgpu_virt_free_mm_table(adev);
 327
 328         r = amdgpu_vcn_suspend(adev);
 329         if (r)
 330                 return r;
 331
 332         r = amdgpu_vcn_sw_fini(adev);
 333
 334         kfree(adev->vcn.ip_dump);
 335         return r;
 336 }
 337
 338 /**
 339  * vcn_v3_0_hw_init - start and test VCN block
 340  *
 341  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 342  *
 343  * Initialize the hardware, boot up the VCPU and do some testing
 344  */
 345 static int vcn_v3_0_hw_init(struct amdgpu_ip_block *ip_block)
 346 {
 347         struct amdgpu_device *adev = ip_block->adev;
 348         struct amdgpu_ring *ring;
 349         int i, j, r;
 350
 351         if (amdgpu_sriov_vf(adev)) {
 352                 r = vcn_v3_0_start_sriov(adev);
 353                 if (r)
 354                         return r;
 355
 356                 /* initialize VCN dec and enc ring buffers */
 357                 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 358                         if (adev->vcn.harvest_config & (1 << i))
 359                                 continue;
 360
 361                         ring = &adev->vcn.inst[i].ring_dec;
 362                         if (amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, i)) {
 363                                 ring->sched.ready = false;
 364                                 ring->no_scheduler = true;
 365                                 dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
 366                         } else {
 367                                 ring->wptr = 0;
 368                                 ring->wptr_old = 0;
 369                                 vcn_v3_0_dec_ring_set_wptr(ring);
 370                                 ring->sched.ready = true;
 371                         }
 372
 373                         for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 374                                 ring = &adev->vcn.inst[i].ring_enc[j];
 375                                 if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) {
 376                                         ring->sched.ready = false;
 377                                         ring->no_scheduler = true;
 378                                         dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
 379                                 } else {
 380                                         ring->wptr = 0;
 381                                         ring->wptr_old = 0;
 382                                         vcn_v3_0_enc_ring_set_wptr(ring);
 383                                         ring->sched.ready = true;
 384                                 }
 385                         }
 386                 }
 387         } else {
 388                 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 389                         if (adev->vcn.harvest_config & (1 << i))
 390                                 continue;
 391
 392                         ring = &adev->vcn.inst[i].ring_dec;
 393
 394                         adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 395                                                      ring->doorbell_index, i);
 396
 397                         r = amdgpu_ring_test_helper(ring);
 398                         if (r)
 399                                 return r;
 400
 401                         for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 402                                 ring = &adev->vcn.inst[i].ring_enc[j];
 403                                 r = amdgpu_ring_test_helper(ring);
 404                                 if (r)
 405                                         return r;
 406                         }
 407                 }
 408         }
 409
 410         return 0;
 411 }
 412
 413 /**
 414  * vcn_v3_0_hw_fini - stop the hardware block
 415  *
 416  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 417  *
 418  * Stop the VCN block, mark ring as not ready any more
 419  */
 420 static int vcn_v3_0_hw_fini(struct amdgpu_ip_block *ip_block)
 421 {
 422         struct amdgpu_device *adev = ip_block->adev;
 423         int i;
 424
 425         cancel_delayed_work_sync(&adev->vcn.idle_work);
 426
 427         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 428                 if (adev->vcn.harvest_config & (1 << i))
 429                         continue;
 430
 431                 if (!amdgpu_sriov_vf(adev)) {
 432                         if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 433                                         (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 434                                          RREG32_SOC15(VCN, i, mmUVD_STATUS))) {
 435                                 vcn_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 436                         }
 437                 }
 438         }
 439
 440         return 0;
 441 }
 442
 443 /**
 444  * vcn_v3_0_suspend - suspend VCN block
 445  *
 446  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 447  *
 448  * HW fini and suspend VCN block
 449  */
 450 static int vcn_v3_0_suspend(struct amdgpu_ip_block *ip_block)
 451 {
 452         int r;
 453
 454         r = vcn_v3_0_hw_fini(ip_block);
 455         if (r)
 456                 return r;
 457
 458         r = amdgpu_vcn_suspend(ip_block->adev);
 459
 460         return r;
 461 }
 462
 463 /**
 464  * vcn_v3_0_resume - resume VCN block
 465  *
 466  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 467  *
 468  * Resume firmware and hw init VCN block
 469  */
 470 static int vcn_v3_0_resume(struct amdgpu_ip_block *ip_block)
 471 {
 472         int r;
 473
 474         r = amdgpu_vcn_resume(ip_block->adev);
 475         if (r)
 476                 return r;
 477
 478         r = vcn_v3_0_hw_init(ip_block);
 479
 480         return r;
 481 }
 482
 483 /**
 484  * vcn_v3_0_mc_resume - memory controller programming
 485  *
 486  * @adev: amdgpu_device pointer
 487  * @inst: instance number
 488  *
 489  * Let the VCN memory controller know it's offsets
 490  */
 491 static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
 492 {
 493         uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[inst]->size + 4);
 494         uint32_t offset;
 495
 496         /* cache window 0: fw */
 497         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 498                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 499                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
 500                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 501                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
 502                 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
 503                 offset = 0;
 504         } else {
 505                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 506                         lower_32_bits(adev->vcn.inst[inst].gpu_addr));
 507                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 508                         upper_32_bits(adev->vcn.inst[inst].gpu_addr));
 509                 offset = size;
 510                 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0,
 511                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 512         }
 513         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size);
 514
 515         /* cache window 1: stack */
 516         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 517                 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 518         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 519                 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 520         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0);
 521         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 522
 523         /* cache window 2: context */
 524         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 525                 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 526         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 527                 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 528         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0);
 529         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 530
 531         /* non-cache window */
 532         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
 533                 lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 534         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
 535                 upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 536         WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 537         WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0,
 538                 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
 539 }
 540
 541 static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 542 {
 543         uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[inst_idx]->size + 4);
 544         uint32_t offset;
 545
 546         /* cache window 0: fw */
 547         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 548                 if (!indirect) {
 549                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 550                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 551                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
 552                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 553                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 554                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
 555                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 556                                 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 557                 } else {
 558                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 559                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
 560                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 561                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
 562                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 563                                 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 564                 }
 565                 offset = 0;
 566         } else {
 567                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 568                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 569                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 570                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 571                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 572                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 573                 offset = size;
 574                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 575                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0),
 576                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
 577         }
 578
 579         if (!indirect)
 580                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 581                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
 582         else
 583                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 584                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
 585
 586         /* cache window 1: stack */
 587         if (!indirect) {
 588                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 589                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
 590                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 591                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 592                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
 593                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 594                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 595                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 596         } else {
 597                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 598                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
 599                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 600                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
 601                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 602                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 603         }
 604         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 605                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
 606
 607         /* cache window 2: context */
 608         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 609                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
 610                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 611         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 612                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
 613                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 614         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 615                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
 616         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 617                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
 618
 619         /* non-cache window */
 620         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 621                         VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
 622                         lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 623         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 624                         VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
 625                         upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 626         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 627                         VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 628         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 629                         VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0),
 630                         AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
 631
 632         /* VCN global tiling registers */
 633         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 634                 UVD, inst_idx, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
 635 }
 636
 637 static void vcn_v3_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
 638 {
 639         uint32_t data = 0;
 640
 641         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 642                 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 643                         | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 644                         | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 645                         | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 646                         | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 647                         | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 648                         | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 649                         | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 650                         | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 651                         | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 652                         | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 653                         | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 654                         | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 655                         | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 656
 657                 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 658                 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS,
 659                         UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
 660         } else {
 661                 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 662                         | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 663                         | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 664                         | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 665                         | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 666                         | 1 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 667                         | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 668                         | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 669                         | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 670                         | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 671                         | 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 672                         | 1 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 673                         | 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 674                         | 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 675                 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 676                 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 0,  0x3F3FFFFF);
 677         }
 678
 679         data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 680         data &= ~0x103;
 681         if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 682                 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
 683                         UVD_POWER_STATUS__UVD_PG_EN_MASK;
 684
 685         WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 686 }
 687
 688 static void vcn_v3_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
 689 {
 690         uint32_t data;
 691
 692         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 693                 /* Before power off, this indicator has to be turned on */
 694                 data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 695                 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
 696                 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
 697                 WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 698
 699                 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 700                         | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 701                         | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 702                         | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 703                         | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 704                         | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 705                         | 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 706                         | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 707                         | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 708                         | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 709                         | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 710                         | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 711                         | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 712                         | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 713                 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 714
 715                 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
 716                         | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
 717                         | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
 718                         | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
 719                         | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
 720                         | 2 << UVD_PGFSM_STATUS__UVDIRL_PWR_STATUS__SHIFT
 721                         | 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
 722                         | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
 723                         | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
 724                         | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
 725                         | 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
 726                         | 2 << UVD_PGFSM_STATUS__UVDATD_PWR_STATUS__SHIFT
 727                         | 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
 728                         | 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
 729                 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
 730         }
 731 }
 732
 733 /**
 734  * vcn_v3_0_disable_clock_gating - disable VCN clock gating
 735  *
 736  * @adev: amdgpu_device pointer
 737  * @inst: instance number
 738  *
 739  * Disable clock gating for VCN block
 740  */
 741 static void vcn_v3_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
 742 {
 743         uint32_t data;
 744
 745         /* VCN disable CGC */
 746         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 747         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 748                 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 749         else
 750                 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 751         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 752         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 753         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 754
 755         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_GATE);
 756         data &= ~(UVD_CGC_GATE__SYS_MASK
 757                 | UVD_CGC_GATE__UDEC_MASK
 758                 | UVD_CGC_GATE__MPEG2_MASK
 759                 | UVD_CGC_GATE__REGS_MASK
 760                 | UVD_CGC_GATE__RBC_MASK
 761                 | UVD_CGC_GATE__LMI_MC_MASK
 762                 | UVD_CGC_GATE__LMI_UMC_MASK
 763                 | UVD_CGC_GATE__IDCT_MASK
 764                 | UVD_CGC_GATE__MPRD_MASK
 765                 | UVD_CGC_GATE__MPC_MASK
 766                 | UVD_CGC_GATE__LBSI_MASK
 767                 | UVD_CGC_GATE__LRBBM_MASK
 768                 | UVD_CGC_GATE__UDEC_RE_MASK
 769                 | UVD_CGC_GATE__UDEC_CM_MASK
 770                 | UVD_CGC_GATE__UDEC_IT_MASK
 771                 | UVD_CGC_GATE__UDEC_DB_MASK
 772                 | UVD_CGC_GATE__UDEC_MP_MASK
 773                 | UVD_CGC_GATE__WCB_MASK
 774                 | UVD_CGC_GATE__VCPU_MASK
 775                 | UVD_CGC_GATE__MMSCH_MASK);
 776
 777         WREG32_SOC15(VCN, inst, mmUVD_CGC_GATE, data);
 778
 779         SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_CGC_GATE, 0,  0xFFFFFFFF);
 780
 781         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 782         data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 783                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 784                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 785                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 786                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 787                 | UVD_CGC_CTRL__SYS_MODE_MASK
 788                 | UVD_CGC_CTRL__UDEC_MODE_MASK
 789                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
 790                 | UVD_CGC_CTRL__REGS_MODE_MASK
 791                 | UVD_CGC_CTRL__RBC_MODE_MASK
 792                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 793                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 794                 | UVD_CGC_CTRL__IDCT_MODE_MASK
 795                 | UVD_CGC_CTRL__MPRD_MODE_MASK
 796                 | UVD_CGC_CTRL__MPC_MODE_MASK
 797                 | UVD_CGC_CTRL__LBSI_MODE_MASK
 798                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
 799                 | UVD_CGC_CTRL__WCB_MODE_MASK
 800                 | UVD_CGC_CTRL__VCPU_MODE_MASK
 801                 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
 802         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 803
 804         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE);
 805         data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 806                 | UVD_SUVD_CGC_GATE__SIT_MASK
 807                 | UVD_SUVD_CGC_GATE__SMP_MASK
 808                 | UVD_SUVD_CGC_GATE__SCM_MASK
 809                 | UVD_SUVD_CGC_GATE__SDB_MASK
 810                 | UVD_SUVD_CGC_GATE__SRE_H264_MASK
 811                 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 812                 | UVD_SUVD_CGC_GATE__SIT_H264_MASK
 813                 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 814                 | UVD_SUVD_CGC_GATE__SCM_H264_MASK
 815                 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 816                 | UVD_SUVD_CGC_GATE__SDB_H264_MASK
 817                 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 818                 | UVD_SUVD_CGC_GATE__SCLR_MASK
 819                 | UVD_SUVD_CGC_GATE__ENT_MASK
 820                 | UVD_SUVD_CGC_GATE__IME_MASK
 821                 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 822                 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 823                 | UVD_SUVD_CGC_GATE__SITE_MASK
 824                 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 825                 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 826                 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 827                 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 828                 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK
 829                 | UVD_SUVD_CGC_GATE__EFC_MASK
 830                 | UVD_SUVD_CGC_GATE__SAOE_MASK
 831                 | UVD_SUVD_CGC_GATE__SRE_AV1_MASK
 832                 | UVD_SUVD_CGC_GATE__FBC_PCLK_MASK
 833                 | UVD_SUVD_CGC_GATE__FBC_CCLK_MASK
 834                 | UVD_SUVD_CGC_GATE__SCM_AV1_MASK
 835                 | UVD_SUVD_CGC_GATE__SMPA_MASK);
 836         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data);
 837
 838         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2);
 839         data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK
 840                 | UVD_SUVD_CGC_GATE2__MPBE1_MASK
 841                 | UVD_SUVD_CGC_GATE2__SIT_AV1_MASK
 842                 | UVD_SUVD_CGC_GATE2__SDB_AV1_MASK
 843                 | UVD_SUVD_CGC_GATE2__MPC1_MASK);
 844         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data);
 845
 846         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 847         data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 848                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 849                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 850                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 851                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 852                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 853                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 854                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 855                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 856                 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 857                 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 858                 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 859                 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 860                 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 861                 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 862                 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 863                 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 864                 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 865                 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 866         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 867 }
 868
 869 static void vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_device *adev,
 870                 uint8_t sram_sel, int inst_idx, uint8_t indirect)
 871 {
 872         uint32_t reg_data = 0;
 873
 874         /* enable sw clock gating control */
 875         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 876                 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 877         else
 878                 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 879         reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 880         reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 881         reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 882                  UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 883                  UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 884                  UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 885                  UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 886                  UVD_CGC_CTRL__SYS_MODE_MASK |
 887                  UVD_CGC_CTRL__UDEC_MODE_MASK |
 888                  UVD_CGC_CTRL__MPEG2_MODE_MASK |
 889                  UVD_CGC_CTRL__REGS_MODE_MASK |
 890                  UVD_CGC_CTRL__RBC_MODE_MASK |
 891                  UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 892                  UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 893                  UVD_CGC_CTRL__IDCT_MODE_MASK |
 894                  UVD_CGC_CTRL__MPRD_MODE_MASK |
 895                  UVD_CGC_CTRL__MPC_MODE_MASK |
 896                  UVD_CGC_CTRL__LBSI_MODE_MASK |
 897                  UVD_CGC_CTRL__LRBBM_MODE_MASK |
 898                  UVD_CGC_CTRL__WCB_MODE_MASK |
 899                  UVD_CGC_CTRL__VCPU_MODE_MASK |
 900                  UVD_CGC_CTRL__MMSCH_MODE_MASK);
 901         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 902                 VCN, inst_idx, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
 903
 904         /* turn off clock gating */
 905         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 906                 VCN, inst_idx, mmUVD_CGC_GATE), 0, sram_sel, indirect);
 907
 908         /* turn on SUVD clock gating */
 909         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 910                 VCN, inst_idx, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
 911
 912         /* turn on sw mode in UVD_SUVD_CGC_CTRL */
 913         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 914                 VCN, inst_idx, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
 915 }
 916
 917 /**
 918  * vcn_v3_0_enable_clock_gating - enable VCN clock gating
 919  *
 920  * @adev: amdgpu_device pointer
 921  * @inst: instance number
 922  *
 923  * Enable clock gating for VCN block
 924  */
 925 static void vcn_v3_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
 926 {
 927         uint32_t data;
 928
 929         /* enable VCN CGC */
 930         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 931         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 932                 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 933         else
 934                 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 935         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 936         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 937         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 938
 939         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 940         data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 941                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 942                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 943                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 944                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 945                 | UVD_CGC_CTRL__SYS_MODE_MASK
 946                 | UVD_CGC_CTRL__UDEC_MODE_MASK
 947                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
 948                 | UVD_CGC_CTRL__REGS_MODE_MASK
 949                 | UVD_CGC_CTRL__RBC_MODE_MASK
 950                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 951                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 952                 | UVD_CGC_CTRL__IDCT_MODE_MASK
 953                 | UVD_CGC_CTRL__MPRD_MODE_MASK
 954                 | UVD_CGC_CTRL__MPC_MODE_MASK
 955                 | UVD_CGC_CTRL__LBSI_MODE_MASK
 956                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
 957                 | UVD_CGC_CTRL__WCB_MODE_MASK
 958                 | UVD_CGC_CTRL__VCPU_MODE_MASK
 959                 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
 960         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 961
 962         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 963         data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 964                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 965                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 966                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 967                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 968                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 969                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 970                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 971                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 972                 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 973                 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 974                 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 975                 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 976                 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 977                 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 978                 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 979                 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 980                 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 981                 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 982         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 983 }
 984
 985 static int vcn_v3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 986 {
 987         volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 988         struct amdgpu_ring *ring;
 989         uint32_t rb_bufsz, tmp;
 990
 991         /* disable register anti-hang mechanism */
 992         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
 993                 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 994         /* enable dynamic power gating mode */
 995         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
 996         tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 997         tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 998         WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
 999
1000         if (indirect)
1001                 adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
1002
1003         /* enable clock gating */
1004         vcn_v3_0_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
1005
1006         /* enable VCPU clock */
1007         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1008         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1009         tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
1010         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1011                 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1012
1013         /* disable master interupt */
1014         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1015                 VCN, inst_idx, mmUVD_MASTINT_EN), 0, 0, indirect);
1016
1017         /* setup mmUVD_LMI_CTRL */
1018         tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1019                 UVD_LMI_CTRL__REQ_MODE_MASK |
1020                 UVD_LMI_CTRL__CRC_RESET_MASK |
1021                 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1022                 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1023                 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1024                 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1025                 0x00100000L);
1026         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1027                 VCN, inst_idx, mmUVD_LMI_CTRL), tmp, 0, indirect);
1028
1029         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1030                 VCN, inst_idx, mmUVD_MPC_CNTL),
1031                 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
1032
1033         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1034                 VCN, inst_idx, mmUVD_MPC_SET_MUXA0),
1035                 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1036                  (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1037                  (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1038                  (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
1039
1040         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1041                 VCN, inst_idx, mmUVD_MPC_SET_MUXB0),
1042                  ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1043                  (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1044                  (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1045                  (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
1046
1047         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1048                 VCN, inst_idx, mmUVD_MPC_SET_MUX),
1049                 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1050                  (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1051                  (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
1052
1053         vcn_v3_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
1054
1055         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1056                 VCN, inst_idx, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
1057         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1058                 VCN, inst_idx, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
1059
1060         /* enable LMI MC and UMC channels */
1061         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1062                 VCN, inst_idx, mmUVD_LMI_CTRL2), 0, 0, indirect);
1063
1064         /* unblock VCPU register access */
1065         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1066                 VCN, inst_idx, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
1067
1068         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1069         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1070         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1071                 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1072
1073         /* enable master interrupt */
1074         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1075                 VCN, inst_idx, mmUVD_MASTINT_EN),
1076                 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
1077
1078         /* add nop to workaround PSP size check */
1079         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1080                 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1081
1082         if (indirect)
1083                 amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
1084
1085         ring = &adev->vcn.inst[inst_idx].ring_dec;
1086         /* force RBC into idle state */
1087         rb_bufsz = order_base_2(ring->ring_size);
1088         tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1089         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1090         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1091         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1092         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1093         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
1094
1095         /* Stall DPG before WPTR/RPTR reset */
1096         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1097                 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1098                 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1099         fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1100
1101         /* set the write pointer delay */
1102         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
1103
1104         /* set the wb address */
1105         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
1106                 (upper_32_bits(ring->gpu_addr) >> 2));
1107
1108         /* programm the RB_BASE for ring buffer */
1109         WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1110                 lower_32_bits(ring->gpu_addr));
1111         WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1112                 upper_32_bits(ring->gpu_addr));
1113
1114         /* Initialize the ring buffer's read and write pointers */
1115         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
1116
1117         WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
1118
1119         ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
1120         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
1121                 lower_32_bits(ring->wptr));
1122
1123         /* Reset FW shared memory RBC WPTR/RPTR */
1124         fw_shared->rb.rptr = 0;
1125         fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1126
1127         /*resetting done, fw can check RB ring */
1128         fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1129
1130         /* Unstall DPG */
1131         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1132                 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1133
1134         return 0;
1135 }
1136
1137 static int vcn_v3_0_start(struct amdgpu_device *adev)
1138 {
1139         volatile struct amdgpu_fw_shared *fw_shared;
1140         struct amdgpu_ring *ring;
1141         uint32_t rb_bufsz, tmp;
1142         int i, j, k, r;
1143
1144         if (adev->pm.dpm_enabled)
1145                 amdgpu_dpm_enable_uvd(adev, true);
1146
1147         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1148                 if (adev->vcn.harvest_config & (1 << i))
1149                         continue;
1150
1151                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1152                         r = vcn_v3_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1153                         continue;
1154                 }
1155
1156                 /* disable VCN power gating */
1157                 vcn_v3_0_disable_static_power_gating(adev, i);
1158
1159                 /* set VCN status busy */
1160                 tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1161                 WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
1162
1163                 /*SW clock gating */
1164                 vcn_v3_0_disable_clock_gating(adev, i);
1165
1166                 /* enable VCPU clock */
1167                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1168                         UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1169
1170                 /* disable master interrupt */
1171                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1172                         ~UVD_MASTINT_EN__VCPU_EN_MASK);
1173
1174                 /* enable LMI MC and UMC channels */
1175                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1176                         ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1177
1178                 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1179                 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1180                 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1181                 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1182
1183                 /* setup mmUVD_LMI_CTRL */
1184                 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1185                 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp |
1186                         UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1187                         UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1188                         UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1189                         UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1190
1191                 /* setup mmUVD_MPC_CNTL */
1192                 tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1193                 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1194                 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1195                 WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1196
1197                 /* setup UVD_MPC_SET_MUXA0 */
1198                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1199                         ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1200                         (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1201                         (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1202                         (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1203
1204                 /* setup UVD_MPC_SET_MUXB0 */
1205                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1206                         ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1207                         (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1208                         (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1209                         (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1210
1211                 /* setup mmUVD_MPC_SET_MUX */
1212                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1213                         ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1214                         (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1215                         (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1216
1217                 vcn_v3_0_mc_resume(adev, i);
1218
1219                 /* VCN global tiling registers */
1220                 WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG,
1221                         adev->gfx.config.gb_addr_config);
1222
1223                 /* unblock VCPU register access */
1224                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1225                         ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1226
1227                 /* release VCPU reset to boot */
1228                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1229                         ~UVD_VCPU_CNTL__BLK_RST_MASK);
1230
1231                 for (j = 0; j < 10; ++j) {
1232                         uint32_t status;
1233
1234                         for (k = 0; k < 100; ++k) {
1235                                 status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1236                                 if (status & 2)
1237                                         break;
1238                                 mdelay(10);
1239                         }
1240                         r = 0;
1241                         if (status & 2)
1242                                 break;
1243
1244                         DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i);
1245                         WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1246                                 UVD_VCPU_CNTL__BLK_RST_MASK,
1247                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1248                         mdelay(10);
1249                         WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1250                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1251
1252                         mdelay(10);
1253                         r = -1;
1254                 }
1255
1256                 if (r) {
1257                         DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i);
1258                         return r;
1259                 }
1260
1261                 /* enable master interrupt */
1262                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1263                         UVD_MASTINT_EN__VCPU_EN_MASK,
1264                         ~UVD_MASTINT_EN__VCPU_EN_MASK);
1265
1266                 /* clear the busy bit of VCN_STATUS */
1267                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1268                         ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1269
1270                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1271
1272                 ring = &adev->vcn.inst[i].ring_dec;
1273                 /* force RBC into idle state */
1274                 rb_bufsz = order_base_2(ring->ring_size);
1275                 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1276                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1277                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1278                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1279                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1280                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1281
1282                 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1283                 fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1284
1285                 /* programm the RB_BASE for ring buffer */
1286                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1287                         lower_32_bits(ring->gpu_addr));
1288                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1289                         upper_32_bits(ring->gpu_addr));
1290
1291                 /* Initialize the ring buffer's read and write pointers */
1292                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1293
1294                 WREG32_SOC15(VCN, i, mmUVD_SCRATCH2, 0);
1295                 ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1296                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1297                         lower_32_bits(ring->wptr));
1298                 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1299                 fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1300
1301                 if (amdgpu_ip_version(adev, UVD_HWIP, 0) !=
1302                     IP_VERSION(3, 0, 33)) {
1303                         fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1304                         ring = &adev->vcn.inst[i].ring_enc[0];
1305                         WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1306                         WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1307                         WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1308                         WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1309                         WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1310                         fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1311
1312                         fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1313                         ring = &adev->vcn.inst[i].ring_enc[1];
1314                         WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1315                         WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1316                         WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1317                         WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1318                         WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1319                         fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1320                 }
1321         }
1322
1323         return 0;
1324 }
1325
1326 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev)
1327 {
1328         int i, j;
1329         struct amdgpu_ring *ring;
1330         uint64_t cache_addr;
1331         uint64_t rb_addr;
1332         uint64_t ctx_addr;
1333         uint32_t param, resp, expected;
1334         uint32_t offset, cache_size;
1335         uint32_t tmp, timeout;
1336
1337         struct amdgpu_mm_table *table = &adev->virt.mm_table;
1338         uint32_t *table_loc;
1339         uint32_t table_size;
1340         uint32_t size, size_dw;
1341
1342         struct mmsch_v3_0_cmd_direct_write
1343                 direct_wt = { {0} };
1344         struct mmsch_v3_0_cmd_direct_read_modify_write
1345                 direct_rd_mod_wt = { {0} };
1346         struct mmsch_v3_0_cmd_end end = { {0} };
1347         struct mmsch_v3_0_init_header header;
1348
1349         direct_wt.cmd_header.command_type =
1350                 MMSCH_COMMAND__DIRECT_REG_WRITE;
1351         direct_rd_mod_wt.cmd_header.command_type =
1352                 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1353         end.cmd_header.command_type =
1354                 MMSCH_COMMAND__END;
1355
1356         header.version = MMSCH_VERSION;
1357         header.total_size = sizeof(struct mmsch_v3_0_init_header) >> 2;
1358         for (i = 0; i < MMSCH_V3_0_VCN_INSTANCES; i++) {
1359                 header.inst[i].init_status = 0;
1360                 header.inst[i].table_offset = 0;
1361                 header.inst[i].table_size = 0;
1362         }
1363
1364         table_loc = (uint32_t *)table->cpu_addr;
1365         table_loc += header.total_size;
1366         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1367                 if (adev->vcn.harvest_config & (1 << i))
1368                         continue;
1369
1370                 table_size = 0;
1371
1372                 MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
1373                         mmUVD_STATUS),
1374                         ~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1375
1376                 cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[i]->size + 4);
1377
1378                 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1379                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1380                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1381                                 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1382                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1383                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1384                                 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1385                         offset = 0;
1386                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1387                                 mmUVD_VCPU_CACHE_OFFSET0),
1388                                 0);
1389                 } else {
1390                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1391                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1392                                 lower_32_bits(adev->vcn.inst[i].gpu_addr));
1393                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1394                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1395                                 upper_32_bits(adev->vcn.inst[i].gpu_addr));
1396                         offset = cache_size;
1397                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1398                                 mmUVD_VCPU_CACHE_OFFSET0),
1399                                 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1400                 }
1401
1402                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1403                         mmUVD_VCPU_CACHE_SIZE0),
1404                         cache_size);
1405
1406                 cache_addr = adev->vcn.inst[i].gpu_addr + offset;
1407                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1408                         mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1409                         lower_32_bits(cache_addr));
1410                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1411                         mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1412                         upper_32_bits(cache_addr));
1413                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1414                         mmUVD_VCPU_CACHE_OFFSET1),
1415                         0);
1416                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1417                         mmUVD_VCPU_CACHE_SIZE1),
1418                         AMDGPU_VCN_STACK_SIZE);
1419
1420                 cache_addr = adev->vcn.inst[i].gpu_addr + offset +
1421                         AMDGPU_VCN_STACK_SIZE;
1422                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1423                         mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1424                         lower_32_bits(cache_addr));
1425                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1426                         mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1427                         upper_32_bits(cache_addr));
1428                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1429                         mmUVD_VCPU_CACHE_OFFSET2),
1430                         0);
1431                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1432                         mmUVD_VCPU_CACHE_SIZE2),
1433                         AMDGPU_VCN_CONTEXT_SIZE);
1434
1435                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
1436                         ring = &adev->vcn.inst[i].ring_enc[j];
1437                         ring->wptr = 0;
1438                         rb_addr = ring->gpu_addr;
1439                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1440                                 mmUVD_RB_BASE_LO),
1441                                 lower_32_bits(rb_addr));
1442                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1443                                 mmUVD_RB_BASE_HI),
1444                                 upper_32_bits(rb_addr));
1445                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1446                                 mmUVD_RB_SIZE),
1447                                 ring->ring_size / 4);
1448                 }
1449
1450                 ring = &adev->vcn.inst[i].ring_dec;
1451                 ring->wptr = 0;
1452                 rb_addr = ring->gpu_addr;
1453                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1454                         mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1455                         lower_32_bits(rb_addr));
1456                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1457                         mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1458                         upper_32_bits(rb_addr));
1459                 /* force RBC into idle state */
1460                 tmp = order_base_2(ring->ring_size);
1461                 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp);
1462                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1463                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1464                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1465                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1466                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1467                         mmUVD_RBC_RB_CNTL),
1468                         tmp);
1469
1470                 /* add end packet */
1471                 MMSCH_V3_0_INSERT_END();
1472
1473                 /* refine header */
1474                 header.inst[i].init_status = 0;
1475                 header.inst[i].table_offset = header.total_size;
1476                 header.inst[i].table_size = table_size;
1477                 header.total_size += table_size;
1478         }
1479
1480         /* Update init table header in memory */
1481         size = sizeof(struct mmsch_v3_0_init_header);
1482         table_loc = (uint32_t *)table->cpu_addr;
1483         memcpy((void *)table_loc, &header, size);
1484
1485         /* message MMSCH (in VCN[0]) to initialize this client
1486          * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
1487          * of memory descriptor location
1488          */
1489         ctx_addr = table->gpu_addr;
1490         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
1491         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
1492
1493         /* 2, update vmid of descriptor */
1494         tmp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1495         tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1496         /* use domain0 for MM scheduler */
1497         tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1498         WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, tmp);
1499
1500         /* 3, notify mmsch about the size of this descriptor */
1501         size = header.total_size;
1502         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1503
1504         /* 4, set resp to zero */
1505         WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1506
1507         /* 5, kick off the initialization and wait until
1508          * MMSCH_VF_MAILBOX_RESP becomes non-zero
1509          */
1510         param = 0x10000001;
1511         WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, param);
1512         tmp = 0;
1513         timeout = 1000;
1514         resp = 0;
1515         expected = param + 1;
1516         while (resp != expected) {
1517                 resp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1518                 if (resp == expected)
1519                         break;
1520
1521                 udelay(10);
1522                 tmp = tmp + 10;
1523                 if (tmp >= timeout) {
1524                         DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
1525                                 " waiting for mmMMSCH_VF_MAILBOX_RESP "\
1526                                 "(expected=0x%08x, readback=0x%08x)\n",
1527                                 tmp, expected, resp);
1528                         return -EBUSY;
1529                 }
1530         }
1531
1532         return 0;
1533 }
1534
1535 static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1536 {
1537         struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
1538         uint32_t tmp;
1539
1540         vcn_v3_0_pause_dpg_mode(adev, inst_idx, &state);
1541
1542         /* Wait for power status to be 1 */
1543         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1544                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1545
1546         /* wait for read ptr to be equal to write ptr */
1547         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1548         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1549
1550         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1551         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1552
1553         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1554         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1555
1556         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1557                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1558
1559         /* disable dynamic power gating mode */
1560         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1561                 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1562
1563         return 0;
1564 }
1565
1566 static int vcn_v3_0_stop(struct amdgpu_device *adev)
1567 {
1568         uint32_t tmp;
1569         int i, r = 0;
1570
1571         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1572                 if (adev->vcn.harvest_config & (1 << i))
1573                         continue;
1574
1575                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1576                         r = vcn_v3_0_stop_dpg_mode(adev, i);
1577                         continue;
1578                 }
1579
1580                 /* wait for vcn idle */
1581                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1582                 if (r)
1583                         return r;
1584
1585                 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1586                         UVD_LMI_STATUS__READ_CLEAN_MASK |
1587                         UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1588                         UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1589                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1590                 if (r)
1591                         return r;
1592
1593                 /* disable LMI UMC channel */
1594                 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1595                 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1596                 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1597                 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1598                         UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1599                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1600                 if (r)
1601                         return r;
1602
1603                 /* block VCPU register access */
1604                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1605                         UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1606                         ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1607
1608                 /* reset VCPU */
1609                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1610                         UVD_VCPU_CNTL__BLK_RST_MASK,
1611                         ~UVD_VCPU_CNTL__BLK_RST_MASK);
1612
1613                 /* disable VCPU clock */
1614                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1615                         ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1616
1617                 /* apply soft reset */
1618                 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1619                 tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1620                 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1621                 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1622                 tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1623                 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1624
1625                 /* clear status */
1626                 WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1627
1628                 /* apply HW clock gating */
1629                 vcn_v3_0_enable_clock_gating(adev, i);
1630
1631                 /* enable VCN power gating */
1632                 vcn_v3_0_enable_static_power_gating(adev, i);
1633         }
1634
1635         if (adev->pm.dpm_enabled)
1636                 amdgpu_dpm_enable_uvd(adev, false);
1637
1638         return 0;
1639 }
1640
1641 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
1642                    int inst_idx, struct dpg_pause_state *new_state)
1643 {
1644         volatile struct amdgpu_fw_shared *fw_shared;
1645         struct amdgpu_ring *ring;
1646         uint32_t reg_data = 0;
1647         int ret_code;
1648
1649         /* pause/unpause if state is changed */
1650         if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1651                 DRM_DEBUG("dpg pause state changed %d -> %d",
1652                         adev->vcn.inst[inst_idx].pause_state.fw_based,  new_state->fw_based);
1653                 reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1654                         (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1655
1656                 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1657                         ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1658                                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1659
1660                         if (!ret_code) {
1661                                 /* pause DPG */
1662                                 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1663                                 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1664
1665                                 /* wait for ACK */
1666                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1667                                         UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1668                                         UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1669
1670                                 /* Stall DPG before WPTR/RPTR reset */
1671                                 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1672                                         UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1673                                         ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1674
1675                                 if (amdgpu_ip_version(adev, UVD_HWIP, 0) !=
1676                                     IP_VERSION(3, 0, 33)) {
1677                                         /* Restore */
1678                                         fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1679                                         fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1680                                         ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1681                                         ring->wptr = 0;
1682                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1683                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1684                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1685                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1686                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1687                                         fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1688
1689                                         fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1690                                         ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1691                                         ring->wptr = 0;
1692                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1693                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1694                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1695                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1696                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1697                                         fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1698
1699                                         /* restore wptr/rptr with pointers saved in FW shared memory*/
1700                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, fw_shared->rb.rptr);
1701                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, fw_shared->rb.wptr);
1702                                 }
1703
1704                                 /* Unstall DPG */
1705                                 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1706                                         0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1707
1708                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1709                                         UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1710                         }
1711                 } else {
1712                         /* unpause dpg, no need to wait */
1713                         reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1714                         WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1715                 }
1716                 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1717         }
1718
1719         return 0;
1720 }
1721
1722 /**
1723  * vcn_v3_0_dec_ring_get_rptr - get read pointer
1724  *
1725  * @ring: amdgpu_ring pointer
1726  *
1727  * Returns the current hardware read pointer
1728  */
1729 static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1730 {
1731         struct amdgpu_device *adev = ring->adev;
1732
1733         return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1734 }
1735
1736 /**
1737  * vcn_v3_0_dec_ring_get_wptr - get write pointer
1738  *
1739  * @ring: amdgpu_ring pointer
1740  *
1741  * Returns the current hardware write pointer
1742  */
1743 static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1744 {
1745         struct amdgpu_device *adev = ring->adev;
1746
1747         if (ring->use_doorbell)
1748                 return *ring->wptr_cpu_addr;
1749         else
1750                 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1751 }
1752
1753 /**
1754  * vcn_v3_0_dec_ring_set_wptr - set write pointer
1755  *
1756  * @ring: amdgpu_ring pointer
1757  *
1758  * Commits the write pointer to the hardware
1759  */
1760 static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1761 {
1762         struct amdgpu_device *adev = ring->adev;
1763         volatile struct amdgpu_fw_shared *fw_shared;
1764
1765         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1766                 /*whenever update RBC_RB_WPTR, we save the wptr in shared rb.wptr and scratch2 */
1767                 fw_shared = adev->vcn.inst[ring->me].fw_shared.cpu_addr;
1768                 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1769                 WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2,
1770                         lower_32_bits(ring->wptr));
1771         }
1772
1773         if (ring->use_doorbell) {
1774                 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1775                 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1776         } else {
1777                 WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1778         }
1779 }
1780
1781 static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
1782         .type = AMDGPU_RING_TYPE_VCN_DEC,
1783         .align_mask = 0x3f,
1784         .nop = VCN_DEC_SW_CMD_NO_OP,
1785         .secure_submission_supported = true,
1786         .get_rptr = vcn_v3_0_dec_ring_get_rptr,
1787         .get_wptr = vcn_v3_0_dec_ring_get_wptr,
1788         .set_wptr = vcn_v3_0_dec_ring_set_wptr,
1789         .emit_frame_size =
1790                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1791                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1792                 VCN_SW_RING_EMIT_FRAME_SIZE,
1793         .emit_ib_size = 5, /* vcn_dec_sw_ring_emit_ib */
1794         .emit_ib = vcn_dec_sw_ring_emit_ib,
1795         .emit_fence = vcn_dec_sw_ring_emit_fence,
1796         .emit_vm_flush = vcn_dec_sw_ring_emit_vm_flush,
1797         .test_ring = amdgpu_vcn_dec_sw_ring_test_ring,
1798         .test_ib = NULL,//amdgpu_vcn_dec_sw_ring_test_ib,
1799         .insert_nop = amdgpu_ring_insert_nop,
1800         .insert_end = vcn_dec_sw_ring_insert_end,
1801         .pad_ib = amdgpu_ring_generic_pad_ib,
1802         .begin_use = amdgpu_vcn_ring_begin_use,
1803         .end_use = amdgpu_vcn_ring_end_use,
1804         .emit_wreg = vcn_dec_sw_ring_emit_wreg,
1805         .emit_reg_wait = vcn_dec_sw_ring_emit_reg_wait,
1806         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1807 };
1808
1809 static int vcn_v3_0_limit_sched(struct amdgpu_cs_parser *p,
1810                                 struct amdgpu_job *job)
1811 {
1812         struct drm_gpu_scheduler **scheds;
1813
1814         /* The create msg must be in the first IB submitted */
1815         if (atomic_read(&job->base.entity->fence_seq))
1816                 return -EINVAL;
1817
1818         /* if VCN0 is harvested, we can't support AV1 */
1819         if (p->adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0)
1820                 return -EINVAL;
1821
1822         scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_DEC]
1823                 [AMDGPU_RING_PRIO_DEFAULT].sched;
1824         drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
1825         return 0;
1826 }
1827
1828 static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
1829                             uint64_t addr)
1830 {
1831         struct ttm_operation_ctx ctx = { false, false };
1832         struct amdgpu_bo_va_mapping *map;
1833         uint32_t *msg, num_buffers;
1834         struct amdgpu_bo *bo;
1835         uint64_t start, end;
1836         unsigned int i;
1837         void *ptr;
1838         int r;
1839
1840         addr &= AMDGPU_GMC_HOLE_MASK;
1841         r = amdgpu_cs_find_mapping(p, addr, &bo, &map);
1842         if (r) {
1843                 DRM_ERROR("Can't find BO for addr 0x%08Lx\n", addr);
1844                 return r;
1845         }
1846
1847         start = map->start * AMDGPU_GPU_PAGE_SIZE;
1848         end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE;
1849         if (addr & 0x7) {
1850                 DRM_ERROR("VCN messages must be 8 byte aligned!\n");
1851                 return -EINVAL;
1852         }
1853
1854         bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
1855         amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
1856         r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
1857         if (r) {
1858                 DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r);
1859                 return r;
1860         }
1861
1862         r = amdgpu_bo_kmap(bo, &ptr);
1863         if (r) {
1864                 DRM_ERROR("Failed mapping the VCN message (%d)!\n", r);
1865                 return r;
1866         }
1867
1868         msg = ptr + addr - start;
1869
1870         /* Check length */
1871         if (msg[1] > end - addr) {
1872                 r = -EINVAL;
1873                 goto out;
1874         }
1875
1876         if (msg[3] != RDECODE_MSG_CREATE)
1877                 goto out;
1878
1879         num_buffers = msg[2];
1880         for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) {
1881                 uint32_t offset, size, *create;
1882
1883                 if (msg[0] != RDECODE_MESSAGE_CREATE)
1884                         continue;
1885
1886                 offset = msg[1];
1887                 size = msg[2];
1888
1889                 if (offset + size > end) {
1890                         r = -EINVAL;
1891                         goto out;
1892                 }
1893
1894                 create = ptr + addr + offset - start;
1895
1896                 /* H246, HEVC and VP9 can run on any instance */
1897                 if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
1898                         continue;
1899
1900                 r = vcn_v3_0_limit_sched(p, job);
1901                 if (r)
1902                         goto out;
1903         }
1904
1905 out:
1906         amdgpu_bo_kunmap(bo);
1907         return r;
1908 }
1909
1910 static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1911                                            struct amdgpu_job *job,
1912                                            struct amdgpu_ib *ib)
1913 {
1914         struct amdgpu_ring *ring = amdgpu_job_ring(job);
1915         uint32_t msg_lo = 0, msg_hi = 0;
1916         unsigned i;
1917         int r;
1918
1919         /* The first instance can decode anything */
1920         if (!ring->me)
1921                 return 0;
1922
1923         for (i = 0; i < ib->length_dw; i += 2) {
1924                 uint32_t reg = amdgpu_ib_get_value(ib, i);
1925                 uint32_t val = amdgpu_ib_get_value(ib, i + 1);
1926
1927                 if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
1928                         msg_lo = val;
1929                 } else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
1930                         msg_hi = val;
1931                 } else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0) &&
1932                            val == 0) {
1933                         r = vcn_v3_0_dec_msg(p, job,
1934                                              ((u64)msg_hi) << 32 | msg_lo);
1935                         if (r)
1936                                 return r;
1937                 }
1938         }
1939         return 0;
1940 }
1941
1942 static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
1943         .type = AMDGPU_RING_TYPE_VCN_DEC,
1944         .align_mask = 0xf,
1945         .secure_submission_supported = true,
1946         .get_rptr = vcn_v3_0_dec_ring_get_rptr,
1947         .get_wptr = vcn_v3_0_dec_ring_get_wptr,
1948         .set_wptr = vcn_v3_0_dec_ring_set_wptr,
1949         .patch_cs_in_place = vcn_v3_0_ring_patch_cs_in_place,
1950         .emit_frame_size =
1951                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1952                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1953                 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1954                 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1955                 6,
1956         .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1957         .emit_ib = vcn_v2_0_dec_ring_emit_ib,
1958         .emit_fence = vcn_v2_0_dec_ring_emit_fence,
1959         .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1960         .test_ring = vcn_v2_0_dec_ring_test_ring,
1961         .test_ib = amdgpu_vcn_dec_ring_test_ib,
1962         .insert_nop = vcn_v2_0_dec_ring_insert_nop,
1963         .insert_start = vcn_v2_0_dec_ring_insert_start,
1964         .insert_end = vcn_v2_0_dec_ring_insert_end,
1965         .pad_ib = amdgpu_ring_generic_pad_ib,
1966         .begin_use = amdgpu_vcn_ring_begin_use,
1967         .end_use = amdgpu_vcn_ring_end_use,
1968         .emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1969         .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1970         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1971 };
1972
1973 /**
1974  * vcn_v3_0_enc_ring_get_rptr - get enc read pointer
1975  *
1976  * @ring: amdgpu_ring pointer
1977  *
1978  * Returns the current hardware enc read pointer
1979  */
1980 static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1981 {
1982         struct amdgpu_device *adev = ring->adev;
1983
1984         if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1985                 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1986         else
1987                 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1988 }
1989
1990 /**
1991  * vcn_v3_0_enc_ring_get_wptr - get enc write pointer
1992  *
1993  * @ring: amdgpu_ring pointer
1994  *
1995  * Returns the current hardware enc write pointer
1996  */
1997 static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1998 {
1999         struct amdgpu_device *adev = ring->adev;
2000
2001         if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
2002                 if (ring->use_doorbell)
2003                         return *ring->wptr_cpu_addr;
2004                 else
2005                         return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
2006         } else {
2007                 if (ring->use_doorbell)
2008                         return *ring->wptr_cpu_addr;
2009                 else
2010                         return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
2011         }
2012 }
2013
2014 /**
2015  * vcn_v3_0_enc_ring_set_wptr - set enc write pointer
2016  *
2017  * @ring: amdgpu_ring pointer
2018  *
2019  * Commits the enc write pointer to the hardware
2020  */
2021 static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
2022 {
2023         struct amdgpu_device *adev = ring->adev;
2024
2025         if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
2026                 if (ring->use_doorbell) {
2027                         *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
2028                         WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
2029                 } else {
2030                         WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
2031                 }
2032         } else {
2033                 if (ring->use_doorbell) {
2034                         *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
2035                         WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
2036                 } else {
2037                         WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
2038                 }
2039         }
2040 }
2041
2042 static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
2043         .type = AMDGPU_RING_TYPE_VCN_ENC,
2044         .align_mask = 0x3f,
2045         .nop = VCN_ENC_CMD_NO_OP,
2046         .get_rptr = vcn_v3_0_enc_ring_get_rptr,
2047         .get_wptr = vcn_v3_0_enc_ring_get_wptr,
2048         .set_wptr = vcn_v3_0_enc_ring_set_wptr,
2049         .emit_frame_size =
2050                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2051                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2052                 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
2053                 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
2054                 1, /* vcn_v2_0_enc_ring_insert_end */
2055         .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
2056         .emit_ib = vcn_v2_0_enc_ring_emit_ib,
2057         .emit_fence = vcn_v2_0_enc_ring_emit_fence,
2058         .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
2059         .test_ring = amdgpu_vcn_enc_ring_test_ring,
2060         .test_ib = amdgpu_vcn_enc_ring_test_ib,
2061         .insert_nop = amdgpu_ring_insert_nop,
2062         .insert_end = vcn_v2_0_enc_ring_insert_end,
2063         .pad_ib = amdgpu_ring_generic_pad_ib,
2064         .begin_use = amdgpu_vcn_ring_begin_use,
2065         .end_use = amdgpu_vcn_ring_end_use,
2066         .emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
2067         .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
2068         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2069 };
2070
2071 static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2072 {
2073         int i;
2074
2075         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2076                 if (adev->vcn.harvest_config & (1 << i))
2077                         continue;
2078
2079                 if (!DEC_SW_RING_ENABLED)
2080                         adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
2081                 else
2082                         adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
2083                 adev->vcn.inst[i].ring_dec.me = i;
2084         }
2085 }
2086
2087 static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2088 {
2089         int i, j;
2090
2091         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2092                 if (adev->vcn.harvest_config & (1 << i))
2093                         continue;
2094
2095                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
2096                         adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
2097                         adev->vcn.inst[i].ring_enc[j].me = i;
2098                 }
2099         }
2100 }
2101
2102 static bool vcn_v3_0_is_idle(void *handle)
2103 {
2104         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2105         int i, ret = 1;
2106
2107         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2108                 if (adev->vcn.harvest_config & (1 << i))
2109                         continue;
2110
2111                 ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
2112         }
2113
2114         return ret;
2115 }
2116
2117 static int vcn_v3_0_wait_for_idle(struct amdgpu_ip_block *ip_block)
2118 {
2119         struct amdgpu_device *adev = ip_block->adev;
2120         int i, ret = 0;
2121
2122         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2123                 if (adev->vcn.harvest_config & (1 << i))
2124                         continue;
2125
2126                 ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
2127                         UVD_STATUS__IDLE);
2128                 if (ret)
2129                         return ret;
2130         }
2131
2132         return ret;
2133 }
2134
2135 static int vcn_v3_0_set_clockgating_state(void *handle,
2136                                           enum amd_clockgating_state state)
2137 {
2138         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2139         bool enable = state == AMD_CG_STATE_GATE;
2140         int i;
2141
2142         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2143                 if (adev->vcn.harvest_config & (1 << i))
2144                         continue;
2145
2146                 if (enable) {
2147                         if (RREG32_SOC15(VCN, i, mmUVD_STATUS) != UVD_STATUS__IDLE)
2148                                 return -EBUSY;
2149                         vcn_v3_0_enable_clock_gating(adev, i);
2150                 } else {
2151                         vcn_v3_0_disable_clock_gating(adev, i);
2152                 }
2153         }
2154
2155         return 0;
2156 }
2157
2158 static int vcn_v3_0_set_powergating_state(void *handle,
2159                                           enum amd_powergating_state state)
2160 {
2161         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2162         int ret;
2163
2164         /* for SRIOV, guest should not control VCN Power-gating
2165          * MMSCH FW should control Power-gating and clock-gating
2166          * guest should avoid touching CGC and PG
2167          */
2168         if (amdgpu_sriov_vf(adev)) {
2169                 adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
2170                 return 0;
2171         }
2172
2173         if (state == adev->vcn.cur_state)
2174                 return 0;
2175
2176         if (state == AMD_PG_STATE_GATE)
2177                 ret = vcn_v3_0_stop(adev);
2178         else
2179                 ret = vcn_v3_0_start(adev);
2180
2181         if (!ret)
2182                 adev->vcn.cur_state = state;
2183
2184         return ret;
2185 }
2186
2187 static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev,
2188                                         struct amdgpu_irq_src *source,
2189                                         unsigned type,
2190                                         enum amdgpu_interrupt_state state)
2191 {
2192         return 0;
2193 }
2194
2195 static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev,
2196                                       struct amdgpu_irq_src *source,
2197                                       struct amdgpu_iv_entry *entry)
2198 {
2199         uint32_t ip_instance;
2200
2201         switch (entry->client_id) {
2202         case SOC15_IH_CLIENTID_VCN:
2203                 ip_instance = 0;
2204                 break;
2205         case SOC15_IH_CLIENTID_VCN1:
2206                 ip_instance = 1;
2207                 break;
2208         default:
2209                 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
2210                 return 0;
2211         }
2212
2213         DRM_DEBUG("IH: VCN TRAP\n");
2214
2215         switch (entry->src_id) {
2216         case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
2217                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
2218                 break;
2219         case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
2220                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
2221                 break;
2222         case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
2223                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
2224                 break;
2225         default:
2226                 DRM_ERROR("Unhandled interrupt: %d %d\n",
2227                           entry->src_id, entry->src_data[0]);
2228                 break;
2229         }
2230
2231         return 0;
2232 }
2233
2234 static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
2235         .set = vcn_v3_0_set_interrupt_state,
2236         .process = vcn_v3_0_process_interrupt,
2237 };
2238
2239 static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
2240 {
2241         int i;
2242
2243         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2244                 if (adev->vcn.harvest_config & (1 << i))
2245                         continue;
2246
2247                 adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
2248                 adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
2249         }
2250 }
2251
2252 static void vcn_v3_0_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
2253 {
2254         struct amdgpu_device *adev = ip_block->adev;
2255         int i, j;
2256         uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0);
2257         uint32_t inst_off;
2258         bool is_powered;
2259
2260         if (!adev->vcn.ip_dump)
2261                 return;
2262
2263         drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
2264         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
2265                 if (adev->vcn.harvest_config & (1 << i)) {
2266                         drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
2267                         continue;
2268                 }
2269
2270                 inst_off = i * reg_count;
2271                 is_powered = (adev->vcn.ip_dump[inst_off] &
2272                               UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
2273
2274                 if (is_powered) {
2275                         drm_printf(p, "\nActive Instance:VCN%d\n", i);
2276                         for (j = 0; j < reg_count; j++)
2277                                 drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_3_0[j].reg_name,
2278                                            adev->vcn.ip_dump[inst_off + j]);
2279                 } else {
2280                         drm_printf(p, "\nInactive Instance:VCN%d\n", i);
2281                 }
2282         }
2283 }
2284
2285 static void vcn_v3_0_dump_ip_state(struct amdgpu_ip_block *ip_block)
2286 {
2287         struct amdgpu_device *adev = ip_block->adev;
2288         int i, j;
2289         bool is_powered;
2290         uint32_t inst_off;
2291         uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0);
2292
2293         if (!adev->vcn.ip_dump)
2294                 return;
2295
2296         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
2297                 if (adev->vcn.harvest_config & (1 << i))
2298                         continue;
2299
2300                 inst_off = i * reg_count;
2301                 /* mmUVD_POWER_STATUS is always readable and is first element of the array */
2302                 adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, mmUVD_POWER_STATUS);
2303                 is_powered = (adev->vcn.ip_dump[inst_off] &
2304                               UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
2305
2306                 if (is_powered)
2307                         for (j = 1; j < reg_count; j++)
2308                                 adev->vcn.ip_dump[inst_off + j] =
2309                                         RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_3_0[j], i));
2310         }
2311 }
2312
2313 static const struct amd_ip_funcs vcn_v3_0_ip_funcs = {
2314         .name = "vcn_v3_0",
2315         .early_init = vcn_v3_0_early_init,
2316         .sw_init = vcn_v3_0_sw_init,
2317         .sw_fini = vcn_v3_0_sw_fini,
2318         .hw_init = vcn_v3_0_hw_init,
2319         .hw_fini = vcn_v3_0_hw_fini,
2320         .suspend = vcn_v3_0_suspend,
2321         .resume = vcn_v3_0_resume,
2322         .is_idle = vcn_v3_0_is_idle,
2323         .wait_for_idle = vcn_v3_0_wait_for_idle,
2324         .set_clockgating_state = vcn_v3_0_set_clockgating_state,
2325         .set_powergating_state = vcn_v3_0_set_powergating_state,
2326         .dump_ip_state = vcn_v3_0_dump_ip_state,
2327         .print_ip_state = vcn_v3_0_print_ip_state,
2328 };
2329
2330 const struct amdgpu_ip_block_version vcn_v3_0_ip_block = {
2331         .type = AMD_IP_BLOCK_TYPE_VCN,
2332         .major = 3,
2333         .minor = 0,
2334         .rev = 0,
2335         .funcs = &vcn_v3_0_ip_funcs,
2336 };