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  * @handle: amdgpu_device pointer
 120  *
 121  * Set ring and irq function pointers
 122  * Load microcode from filesystem
 123  */
 124 static int vcn_v3_0_early_init(void *handle)
 125 {
 126         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 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  * @handle: amdgpu_device pointer
 157  *
 158  * Load firmware and sw initialization
 159  */
 160 static int vcn_v3_0_sw_init(void *handle)
 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 = (struct amdgpu_device *)handle;
 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  * @handle: amdgpu_device pointer
 303  *
 304  * VCN suspend and free up sw allocation
 305  */
 306 static int vcn_v3_0_sw_fini(void *handle)
 307 {
 308         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 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  * @handle: amdgpu_device pointer
 342  *
 343  * Initialize the hardware, boot up the VCPU and do some testing
 344  */
 345 static int vcn_v3_0_hw_init(void *handle)
 346 {
 347         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 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  * @handle: amdgpu_device pointer
 417  *
 418  * Stop the VCN block, mark ring as not ready any more
 419  */
 420 static int vcn_v3_0_hw_fini(void *handle)
 421 {
 422         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 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  * @handle: amdgpu_device pointer
 447  *
 448  * HW fini and suspend VCN block
 449  */
 450 static int vcn_v3_0_suspend(void *handle)
 451 {
 452         int r;
 453         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 454
 455         r = vcn_v3_0_hw_fini(adev);
 456         if (r)
 457                 return r;
 458
 459         r = amdgpu_vcn_suspend(adev);
 460
 461         return r;
 462 }
 463
 464 /**
 465  * vcn_v3_0_resume - resume VCN block
 466  *
 467  * @handle: amdgpu_device pointer
 468  *
 469  * Resume firmware and hw init VCN block
 470  */
 471 static int vcn_v3_0_resume(void *handle)
 472 {
 473         int r;
 474         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 475
 476         r = amdgpu_vcn_resume(adev);
 477         if (r)
 478                 return r;
 479
 480         r = vcn_v3_0_hw_init(adev);
 481
 482         return r;
 483 }
 484
 485 /**
 486  * vcn_v3_0_mc_resume - memory controller programming
 487  *
 488  * @adev: amdgpu_device pointer
 489  * @inst: instance number
 490  *
 491  * Let the VCN memory controller know it's offsets
 492  */
 493 static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
 494 {
 495         uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[inst]->size + 4);
 496         uint32_t offset;
 497
 498         /* cache window 0: fw */
 499         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 500                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 501                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
 502                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 503                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
 504                 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
 505                 offset = 0;
 506         } else {
 507                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 508                         lower_32_bits(adev->vcn.inst[inst].gpu_addr));
 509                 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 510                         upper_32_bits(adev->vcn.inst[inst].gpu_addr));
 511                 offset = size;
 512                 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0,
 513                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 514         }
 515         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size);
 516
 517         /* cache window 1: stack */
 518         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 519                 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 520         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 521                 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 522         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0);
 523         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 524
 525         /* cache window 2: context */
 526         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 527                 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 528         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 529                 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 530         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0);
 531         WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 532
 533         /* non-cache window */
 534         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
 535                 lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 536         WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
 537                 upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 538         WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 539         WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0,
 540                 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
 541 }
 542
 543 static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 544 {
 545         uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[inst_idx]->size + 4);
 546         uint32_t offset;
 547
 548         /* cache window 0: fw */
 549         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 550                 if (!indirect) {
 551                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 552                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 553                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
 554                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 555                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 556                                 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
 557                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 558                                 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 559                 } else {
 560                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 561                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
 562                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 563                                 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
 564                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 565                                 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 566                 }
 567                 offset = 0;
 568         } else {
 569                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 570                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 571                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 572                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 573                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 574                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 575                 offset = size;
 576                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 577                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0),
 578                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
 579         }
 580
 581         if (!indirect)
 582                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 583                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
 584         else
 585                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 586                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
 587
 588         /* cache window 1: stack */
 589         if (!indirect) {
 590                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 591                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
 592                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 593                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 594                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
 595                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 596                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 597                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 598         } else {
 599                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 600                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
 601                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 602                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
 603                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 604                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 605         }
 606         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 607                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
 608
 609         /* cache window 2: context */
 610         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 611                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
 612                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 613         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 614                         VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
 615                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 616         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 617                         VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
 618         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 619                         VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
 620
 621         /* non-cache window */
 622         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 623                         VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
 624                         lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 625         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 626                         VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
 627                         upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 628         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 629                         VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 630         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 631                         VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0),
 632                         AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
 633
 634         /* VCN global tiling registers */
 635         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 636                 UVD, inst_idx, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
 637 }
 638
 639 static void vcn_v3_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
 640 {
 641         uint32_t data = 0;
 642
 643         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 644                 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 645                         | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 646                         | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 647                         | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 648                         | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 649                         | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 650                         | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 651                         | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 652                         | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 653                         | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 654                         | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 655                         | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 656                         | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 657                         | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 658
 659                 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 660                 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS,
 661                         UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
 662         } else {
 663                 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 664                         | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 665                         | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 666                         | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 667                         | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 668                         | 1 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 669                         | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 670                         | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 671                         | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 672                         | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 673                         | 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 674                         | 1 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 675                         | 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 676                         | 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 677                 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 678                 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 0,  0x3F3FFFFF);
 679         }
 680
 681         data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 682         data &= ~0x103;
 683         if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 684                 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
 685                         UVD_POWER_STATUS__UVD_PG_EN_MASK;
 686
 687         WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 688 }
 689
 690 static void vcn_v3_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
 691 {
 692         uint32_t data;
 693
 694         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 695                 /* Before power off, this indicator has to be turned on */
 696                 data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 697                 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
 698                 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
 699                 WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 700
 701                 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 702                         | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 703                         | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 704                         | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 705                         | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 706                         | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 707                         | 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 708                         | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 709                         | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 710                         | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 711                         | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 712                         | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 713                         | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 714                         | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 715                 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 716
 717                 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
 718                         | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
 719                         | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
 720                         | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
 721                         | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
 722                         | 2 << UVD_PGFSM_STATUS__UVDIRL_PWR_STATUS__SHIFT
 723                         | 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
 724                         | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
 725                         | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
 726                         | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
 727                         | 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
 728                         | 2 << UVD_PGFSM_STATUS__UVDATD_PWR_STATUS__SHIFT
 729                         | 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
 730                         | 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
 731                 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
 732         }
 733 }
 734
 735 /**
 736  * vcn_v3_0_disable_clock_gating - disable VCN clock gating
 737  *
 738  * @adev: amdgpu_device pointer
 739  * @inst: instance number
 740  *
 741  * Disable clock gating for VCN block
 742  */
 743 static void vcn_v3_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
 744 {
 745         uint32_t data;
 746
 747         /* VCN disable CGC */
 748         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 749         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 750                 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 751         else
 752                 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 753         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 754         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 755         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 756
 757         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_GATE);
 758         data &= ~(UVD_CGC_GATE__SYS_MASK
 759                 | UVD_CGC_GATE__UDEC_MASK
 760                 | UVD_CGC_GATE__MPEG2_MASK
 761                 | UVD_CGC_GATE__REGS_MASK
 762                 | UVD_CGC_GATE__RBC_MASK
 763                 | UVD_CGC_GATE__LMI_MC_MASK
 764                 | UVD_CGC_GATE__LMI_UMC_MASK
 765                 | UVD_CGC_GATE__IDCT_MASK
 766                 | UVD_CGC_GATE__MPRD_MASK
 767                 | UVD_CGC_GATE__MPC_MASK
 768                 | UVD_CGC_GATE__LBSI_MASK
 769                 | UVD_CGC_GATE__LRBBM_MASK
 770                 | UVD_CGC_GATE__UDEC_RE_MASK
 771                 | UVD_CGC_GATE__UDEC_CM_MASK
 772                 | UVD_CGC_GATE__UDEC_IT_MASK
 773                 | UVD_CGC_GATE__UDEC_DB_MASK
 774                 | UVD_CGC_GATE__UDEC_MP_MASK
 775                 | UVD_CGC_GATE__WCB_MASK
 776                 | UVD_CGC_GATE__VCPU_MASK
 777                 | UVD_CGC_GATE__MMSCH_MASK);
 778
 779         WREG32_SOC15(VCN, inst, mmUVD_CGC_GATE, data);
 780
 781         SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_CGC_GATE, 0,  0xFFFFFFFF);
 782
 783         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 784         data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 785                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 786                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 787                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 788                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 789                 | UVD_CGC_CTRL__SYS_MODE_MASK
 790                 | UVD_CGC_CTRL__UDEC_MODE_MASK
 791                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
 792                 | UVD_CGC_CTRL__REGS_MODE_MASK
 793                 | UVD_CGC_CTRL__RBC_MODE_MASK
 794                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 795                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 796                 | UVD_CGC_CTRL__IDCT_MODE_MASK
 797                 | UVD_CGC_CTRL__MPRD_MODE_MASK
 798                 | UVD_CGC_CTRL__MPC_MODE_MASK
 799                 | UVD_CGC_CTRL__LBSI_MODE_MASK
 800                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
 801                 | UVD_CGC_CTRL__WCB_MODE_MASK
 802                 | UVD_CGC_CTRL__VCPU_MODE_MASK
 803                 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
 804         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 805
 806         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE);
 807         data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 808                 | UVD_SUVD_CGC_GATE__SIT_MASK
 809                 | UVD_SUVD_CGC_GATE__SMP_MASK
 810                 | UVD_SUVD_CGC_GATE__SCM_MASK
 811                 | UVD_SUVD_CGC_GATE__SDB_MASK
 812                 | UVD_SUVD_CGC_GATE__SRE_H264_MASK
 813                 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 814                 | UVD_SUVD_CGC_GATE__SIT_H264_MASK
 815                 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 816                 | UVD_SUVD_CGC_GATE__SCM_H264_MASK
 817                 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 818                 | UVD_SUVD_CGC_GATE__SDB_H264_MASK
 819                 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 820                 | UVD_SUVD_CGC_GATE__SCLR_MASK
 821                 | UVD_SUVD_CGC_GATE__ENT_MASK
 822                 | UVD_SUVD_CGC_GATE__IME_MASK
 823                 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 824                 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 825                 | UVD_SUVD_CGC_GATE__SITE_MASK
 826                 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 827                 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 828                 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 829                 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 830                 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK
 831                 | UVD_SUVD_CGC_GATE__EFC_MASK
 832                 | UVD_SUVD_CGC_GATE__SAOE_MASK
 833                 | UVD_SUVD_CGC_GATE__SRE_AV1_MASK
 834                 | UVD_SUVD_CGC_GATE__FBC_PCLK_MASK
 835                 | UVD_SUVD_CGC_GATE__FBC_CCLK_MASK
 836                 | UVD_SUVD_CGC_GATE__SCM_AV1_MASK
 837                 | UVD_SUVD_CGC_GATE__SMPA_MASK);
 838         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data);
 839
 840         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2);
 841         data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK
 842                 | UVD_SUVD_CGC_GATE2__MPBE1_MASK
 843                 | UVD_SUVD_CGC_GATE2__SIT_AV1_MASK
 844                 | UVD_SUVD_CGC_GATE2__SDB_AV1_MASK
 845                 | UVD_SUVD_CGC_GATE2__MPC1_MASK);
 846         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data);
 847
 848         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 849         data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 850                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 851                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 852                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 853                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 854                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 855                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 856                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 857                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 858                 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 859                 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 860                 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 861                 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 862                 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 863                 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 864                 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 865                 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 866                 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 867                 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 868         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 869 }
 870
 871 static void vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_device *adev,
 872                 uint8_t sram_sel, int inst_idx, uint8_t indirect)
 873 {
 874         uint32_t reg_data = 0;
 875
 876         /* enable sw clock gating control */
 877         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 878                 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 879         else
 880                 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 881         reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 882         reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 883         reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 884                  UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 885                  UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 886                  UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 887                  UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 888                  UVD_CGC_CTRL__SYS_MODE_MASK |
 889                  UVD_CGC_CTRL__UDEC_MODE_MASK |
 890                  UVD_CGC_CTRL__MPEG2_MODE_MASK |
 891                  UVD_CGC_CTRL__REGS_MODE_MASK |
 892                  UVD_CGC_CTRL__RBC_MODE_MASK |
 893                  UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 894                  UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 895                  UVD_CGC_CTRL__IDCT_MODE_MASK |
 896                  UVD_CGC_CTRL__MPRD_MODE_MASK |
 897                  UVD_CGC_CTRL__MPC_MODE_MASK |
 898                  UVD_CGC_CTRL__LBSI_MODE_MASK |
 899                  UVD_CGC_CTRL__LRBBM_MODE_MASK |
 900                  UVD_CGC_CTRL__WCB_MODE_MASK |
 901                  UVD_CGC_CTRL__VCPU_MODE_MASK |
 902                  UVD_CGC_CTRL__MMSCH_MODE_MASK);
 903         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 904                 VCN, inst_idx, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
 905
 906         /* turn off clock gating */
 907         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 908                 VCN, inst_idx, mmUVD_CGC_GATE), 0, sram_sel, indirect);
 909
 910         /* turn on SUVD clock gating */
 911         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 912                 VCN, inst_idx, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
 913
 914         /* turn on sw mode in UVD_SUVD_CGC_CTRL */
 915         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 916                 VCN, inst_idx, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
 917 }
 918
 919 /**
 920  * vcn_v3_0_enable_clock_gating - enable VCN clock gating
 921  *
 922  * @adev: amdgpu_device pointer
 923  * @inst: instance number
 924  *
 925  * Enable clock gating for VCN block
 926  */
 927 static void vcn_v3_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
 928 {
 929         uint32_t data;
 930
 931         /* enable VCN CGC */
 932         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 933         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 934                 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 935         else
 936                 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 937         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 938         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 939         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 940
 941         data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 942         data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 943                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 944                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 945                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 946                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 947                 | UVD_CGC_CTRL__SYS_MODE_MASK
 948                 | UVD_CGC_CTRL__UDEC_MODE_MASK
 949                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
 950                 | UVD_CGC_CTRL__REGS_MODE_MASK
 951                 | UVD_CGC_CTRL__RBC_MODE_MASK
 952                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 953                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 954                 | UVD_CGC_CTRL__IDCT_MODE_MASK
 955                 | UVD_CGC_CTRL__MPRD_MODE_MASK
 956                 | UVD_CGC_CTRL__MPC_MODE_MASK
 957                 | UVD_CGC_CTRL__LBSI_MODE_MASK
 958                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
 959                 | UVD_CGC_CTRL__WCB_MODE_MASK
 960                 | UVD_CGC_CTRL__VCPU_MODE_MASK
 961                 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
 962         WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 963
 964         data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 965         data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 966                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 967                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 968                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 969                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 970                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 971                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 972                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 973                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 974                 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 975                 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 976                 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 977                 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 978                 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 979                 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 980                 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 981                 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 982                 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 983                 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 984         WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 985 }
 986
 987 static int vcn_v3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 988 {
 989         volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 990         struct amdgpu_ring *ring;
 991         uint32_t rb_bufsz, tmp;
 992
 993         /* disable register anti-hang mechanism */
 994         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
 995                 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 996         /* enable dynamic power gating mode */
 997         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
 998         tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 999         tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
1000         WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
1001
1002         if (indirect)
1003                 adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
1004
1005         /* enable clock gating */
1006         vcn_v3_0_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
1007
1008         /* enable VCPU clock */
1009         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1010         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1011         tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
1012         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1013                 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1014
1015         /* disable master interupt */
1016         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1017                 VCN, inst_idx, mmUVD_MASTINT_EN), 0, 0, indirect);
1018
1019         /* setup mmUVD_LMI_CTRL */
1020         tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1021                 UVD_LMI_CTRL__REQ_MODE_MASK |
1022                 UVD_LMI_CTRL__CRC_RESET_MASK |
1023                 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1024                 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1025                 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1026                 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1027                 0x00100000L);
1028         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1029                 VCN, inst_idx, mmUVD_LMI_CTRL), tmp, 0, indirect);
1030
1031         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1032                 VCN, inst_idx, mmUVD_MPC_CNTL),
1033                 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
1034
1035         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1036                 VCN, inst_idx, mmUVD_MPC_SET_MUXA0),
1037                 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1038                  (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1039                  (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1040                  (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
1041
1042         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1043                 VCN, inst_idx, mmUVD_MPC_SET_MUXB0),
1044                  ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1045                  (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1046                  (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1047                  (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
1048
1049         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1050                 VCN, inst_idx, mmUVD_MPC_SET_MUX),
1051                 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1052                  (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1053                  (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
1054
1055         vcn_v3_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
1056
1057         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1058                 VCN, inst_idx, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
1059         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1060                 VCN, inst_idx, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
1061
1062         /* enable LMI MC and UMC channels */
1063         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1064                 VCN, inst_idx, mmUVD_LMI_CTRL2), 0, 0, indirect);
1065
1066         /* unblock VCPU register access */
1067         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1068                 VCN, inst_idx, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
1069
1070         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1071         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1072         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1073                 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1074
1075         /* enable master interrupt */
1076         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1077                 VCN, inst_idx, mmUVD_MASTINT_EN),
1078                 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
1079
1080         /* add nop to workaround PSP size check */
1081         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1082                 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1083
1084         if (indirect)
1085                 amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
1086
1087         ring = &adev->vcn.inst[inst_idx].ring_dec;
1088         /* force RBC into idle state */
1089         rb_bufsz = order_base_2(ring->ring_size);
1090         tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1091         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1092         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1093         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1094         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1095         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
1096
1097         /* Stall DPG before WPTR/RPTR reset */
1098         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1099                 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1100                 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1101         fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1102
1103         /* set the write pointer delay */
1104         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
1105
1106         /* set the wb address */
1107         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
1108                 (upper_32_bits(ring->gpu_addr) >> 2));
1109
1110         /* programm the RB_BASE for ring buffer */
1111         WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1112                 lower_32_bits(ring->gpu_addr));
1113         WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1114                 upper_32_bits(ring->gpu_addr));
1115
1116         /* Initialize the ring buffer's read and write pointers */
1117         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
1118
1119         WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
1120
1121         ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
1122         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
1123                 lower_32_bits(ring->wptr));
1124
1125         /* Reset FW shared memory RBC WPTR/RPTR */
1126         fw_shared->rb.rptr = 0;
1127         fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1128
1129         /*resetting done, fw can check RB ring */
1130         fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1131
1132         /* Unstall DPG */
1133         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1134                 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1135
1136         return 0;
1137 }
1138
1139 static int vcn_v3_0_start(struct amdgpu_device *adev)
1140 {
1141         volatile struct amdgpu_fw_shared *fw_shared;
1142         struct amdgpu_ring *ring;
1143         uint32_t rb_bufsz, tmp;
1144         int i, j, k, r;
1145
1146         if (adev->pm.dpm_enabled)
1147                 amdgpu_dpm_enable_uvd(adev, true);
1148
1149         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1150                 if (adev->vcn.harvest_config & (1 << i))
1151                         continue;
1152
1153                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1154                         r = vcn_v3_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1155                         continue;
1156                 }
1157
1158                 /* disable VCN power gating */
1159                 vcn_v3_0_disable_static_power_gating(adev, i);
1160
1161                 /* set VCN status busy */
1162                 tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1163                 WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
1164
1165                 /*SW clock gating */
1166                 vcn_v3_0_disable_clock_gating(adev, i);
1167
1168                 /* enable VCPU clock */
1169                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1170                         UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1171
1172                 /* disable master interrupt */
1173                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1174                         ~UVD_MASTINT_EN__VCPU_EN_MASK);
1175
1176                 /* enable LMI MC and UMC channels */
1177                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1178                         ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1179
1180                 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1181                 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1182                 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1183                 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1184
1185                 /* setup mmUVD_LMI_CTRL */
1186                 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1187                 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp |
1188                         UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1189                         UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1190                         UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1191                         UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1192
1193                 /* setup mmUVD_MPC_CNTL */
1194                 tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1195                 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1196                 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1197                 WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1198
1199                 /* setup UVD_MPC_SET_MUXA0 */
1200                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1201                         ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1202                         (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1203                         (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1204                         (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1205
1206                 /* setup UVD_MPC_SET_MUXB0 */
1207                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1208                         ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1209                         (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1210                         (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1211                         (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1212
1213                 /* setup mmUVD_MPC_SET_MUX */
1214                 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1215                         ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1216                         (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1217                         (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1218
1219                 vcn_v3_0_mc_resume(adev, i);
1220
1221                 /* VCN global tiling registers */
1222                 WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG,
1223                         adev->gfx.config.gb_addr_config);
1224
1225                 /* unblock VCPU register access */
1226                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1227                         ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1228
1229                 /* release VCPU reset to boot */
1230                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1231                         ~UVD_VCPU_CNTL__BLK_RST_MASK);
1232
1233                 for (j = 0; j < 10; ++j) {
1234                         uint32_t status;
1235
1236                         for (k = 0; k < 100; ++k) {
1237                                 status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1238                                 if (status & 2)
1239                                         break;
1240                                 mdelay(10);
1241                         }
1242                         r = 0;
1243                         if (status & 2)
1244                                 break;
1245
1246                         DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i);
1247                         WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1248                                 UVD_VCPU_CNTL__BLK_RST_MASK,
1249                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1250                         mdelay(10);
1251                         WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1252                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1253
1254                         mdelay(10);
1255                         r = -1;
1256                 }
1257
1258                 if (r) {
1259                         DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i);
1260                         return r;
1261                 }
1262
1263                 /* enable master interrupt */
1264                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1265                         UVD_MASTINT_EN__VCPU_EN_MASK,
1266                         ~UVD_MASTINT_EN__VCPU_EN_MASK);
1267
1268                 /* clear the busy bit of VCN_STATUS */
1269                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1270                         ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1271
1272                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1273
1274                 ring = &adev->vcn.inst[i].ring_dec;
1275                 /* force RBC into idle state */
1276                 rb_bufsz = order_base_2(ring->ring_size);
1277                 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1278                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1279                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1280                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1281                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1282                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1283
1284                 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1285                 fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1286
1287                 /* programm the RB_BASE for ring buffer */
1288                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1289                         lower_32_bits(ring->gpu_addr));
1290                 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1291                         upper_32_bits(ring->gpu_addr));
1292
1293                 /* Initialize the ring buffer's read and write pointers */
1294                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1295
1296                 WREG32_SOC15(VCN, i, mmUVD_SCRATCH2, 0);
1297                 ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1298                 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1299                         lower_32_bits(ring->wptr));
1300                 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1301                 fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1302
1303                 if (amdgpu_ip_version(adev, UVD_HWIP, 0) !=
1304                     IP_VERSION(3, 0, 33)) {
1305                         fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1306                         ring = &adev->vcn.inst[i].ring_enc[0];
1307                         WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1308                         WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1309                         WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1310                         WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1311                         WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1312                         fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1313
1314                         fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1315                         ring = &adev->vcn.inst[i].ring_enc[1];
1316                         WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1317                         WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1318                         WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1319                         WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1320                         WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1321                         fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1322                 }
1323         }
1324
1325         return 0;
1326 }
1327
1328 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev)
1329 {
1330         int i, j;
1331         struct amdgpu_ring *ring;
1332         uint64_t cache_addr;
1333         uint64_t rb_addr;
1334         uint64_t ctx_addr;
1335         uint32_t param, resp, expected;
1336         uint32_t offset, cache_size;
1337         uint32_t tmp, timeout;
1338
1339         struct amdgpu_mm_table *table = &adev->virt.mm_table;
1340         uint32_t *table_loc;
1341         uint32_t table_size;
1342         uint32_t size, size_dw;
1343
1344         struct mmsch_v3_0_cmd_direct_write
1345                 direct_wt = { {0} };
1346         struct mmsch_v3_0_cmd_direct_read_modify_write
1347                 direct_rd_mod_wt = { {0} };
1348         struct mmsch_v3_0_cmd_end end = { {0} };
1349         struct mmsch_v3_0_init_header header;
1350
1351         direct_wt.cmd_header.command_type =
1352                 MMSCH_COMMAND__DIRECT_REG_WRITE;
1353         direct_rd_mod_wt.cmd_header.command_type =
1354                 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1355         end.cmd_header.command_type =
1356                 MMSCH_COMMAND__END;
1357
1358         header.version = MMSCH_VERSION;
1359         header.total_size = sizeof(struct mmsch_v3_0_init_header) >> 2;
1360         for (i = 0; i < MMSCH_V3_0_VCN_INSTANCES; i++) {
1361                 header.inst[i].init_status = 0;
1362                 header.inst[i].table_offset = 0;
1363                 header.inst[i].table_size = 0;
1364         }
1365
1366         table_loc = (uint32_t *)table->cpu_addr;
1367         table_loc += header.total_size;
1368         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1369                 if (adev->vcn.harvest_config & (1 << i))
1370                         continue;
1371
1372                 table_size = 0;
1373
1374                 MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
1375                         mmUVD_STATUS),
1376                         ~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1377
1378                 cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[i]->size + 4);
1379
1380                 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1381                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1382                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1383                                 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1384                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1385                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1386                                 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1387                         offset = 0;
1388                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1389                                 mmUVD_VCPU_CACHE_OFFSET0),
1390                                 0);
1391                 } else {
1392                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1393                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1394                                 lower_32_bits(adev->vcn.inst[i].gpu_addr));
1395                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1396                                 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1397                                 upper_32_bits(adev->vcn.inst[i].gpu_addr));
1398                         offset = cache_size;
1399                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1400                                 mmUVD_VCPU_CACHE_OFFSET0),
1401                                 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1402                 }
1403
1404                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1405                         mmUVD_VCPU_CACHE_SIZE0),
1406                         cache_size);
1407
1408                 cache_addr = adev->vcn.inst[i].gpu_addr + offset;
1409                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1410                         mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1411                         lower_32_bits(cache_addr));
1412                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1413                         mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1414                         upper_32_bits(cache_addr));
1415                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1416                         mmUVD_VCPU_CACHE_OFFSET1),
1417                         0);
1418                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1419                         mmUVD_VCPU_CACHE_SIZE1),
1420                         AMDGPU_VCN_STACK_SIZE);
1421
1422                 cache_addr = adev->vcn.inst[i].gpu_addr + offset +
1423                         AMDGPU_VCN_STACK_SIZE;
1424                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1425                         mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1426                         lower_32_bits(cache_addr));
1427                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1428                         mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1429                         upper_32_bits(cache_addr));
1430                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1431                         mmUVD_VCPU_CACHE_OFFSET2),
1432                         0);
1433                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1434                         mmUVD_VCPU_CACHE_SIZE2),
1435                         AMDGPU_VCN_CONTEXT_SIZE);
1436
1437                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
1438                         ring = &adev->vcn.inst[i].ring_enc[j];
1439                         ring->wptr = 0;
1440                         rb_addr = ring->gpu_addr;
1441                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1442                                 mmUVD_RB_BASE_LO),
1443                                 lower_32_bits(rb_addr));
1444                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1445                                 mmUVD_RB_BASE_HI),
1446                                 upper_32_bits(rb_addr));
1447                         MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1448                                 mmUVD_RB_SIZE),
1449                                 ring->ring_size / 4);
1450                 }
1451
1452                 ring = &adev->vcn.inst[i].ring_dec;
1453                 ring->wptr = 0;
1454                 rb_addr = ring->gpu_addr;
1455                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1456                         mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1457                         lower_32_bits(rb_addr));
1458                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1459                         mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1460                         upper_32_bits(rb_addr));
1461                 /* force RBC into idle state */
1462                 tmp = order_base_2(ring->ring_size);
1463                 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp);
1464                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1465                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1466                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1467                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1468                 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1469                         mmUVD_RBC_RB_CNTL),
1470                         tmp);
1471
1472                 /* add end packet */
1473                 MMSCH_V3_0_INSERT_END();
1474
1475                 /* refine header */
1476                 header.inst[i].init_status = 0;
1477                 header.inst[i].table_offset = header.total_size;
1478                 header.inst[i].table_size = table_size;
1479                 header.total_size += table_size;
1480         }
1481
1482         /* Update init table header in memory */
1483         size = sizeof(struct mmsch_v3_0_init_header);
1484         table_loc = (uint32_t *)table->cpu_addr;
1485         memcpy((void *)table_loc, &header, size);
1486
1487         /* message MMSCH (in VCN[0]) to initialize this client
1488          * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
1489          * of memory descriptor location
1490          */
1491         ctx_addr = table->gpu_addr;
1492         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
1493         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
1494
1495         /* 2, update vmid of descriptor */
1496         tmp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1497         tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1498         /* use domain0 for MM scheduler */
1499         tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1500         WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, tmp);
1501
1502         /* 3, notify mmsch about the size of this descriptor */
1503         size = header.total_size;
1504         WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1505
1506         /* 4, set resp to zero */
1507         WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1508
1509         /* 5, kick off the initialization and wait until
1510          * MMSCH_VF_MAILBOX_RESP becomes non-zero
1511          */
1512         param = 0x10000001;
1513         WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, param);
1514         tmp = 0;
1515         timeout = 1000;
1516         resp = 0;
1517         expected = param + 1;
1518         while (resp != expected) {
1519                 resp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1520                 if (resp == expected)
1521                         break;
1522
1523                 udelay(10);
1524                 tmp = tmp + 10;
1525                 if (tmp >= timeout) {
1526                         DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
1527                                 " waiting for mmMMSCH_VF_MAILBOX_RESP "\
1528                                 "(expected=0x%08x, readback=0x%08x)\n",
1529                                 tmp, expected, resp);
1530                         return -EBUSY;
1531                 }
1532         }
1533
1534         return 0;
1535 }
1536
1537 static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1538 {
1539         struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
1540         uint32_t tmp;
1541
1542         vcn_v3_0_pause_dpg_mode(adev, inst_idx, &state);
1543
1544         /* Wait for power status to be 1 */
1545         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1546                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1547
1548         /* wait for read ptr to be equal to write ptr */
1549         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1550         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1551
1552         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1553         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1554
1555         tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1556         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1557
1558         SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1559                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1560
1561         /* disable dynamic power gating mode */
1562         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1563                 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1564
1565         return 0;
1566 }
1567
1568 static int vcn_v3_0_stop(struct amdgpu_device *adev)
1569 {
1570         uint32_t tmp;
1571         int i, r = 0;
1572
1573         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1574                 if (adev->vcn.harvest_config & (1 << i))
1575                         continue;
1576
1577                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1578                         r = vcn_v3_0_stop_dpg_mode(adev, i);
1579                         continue;
1580                 }
1581
1582                 /* wait for vcn idle */
1583                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1584                 if (r)
1585                         return r;
1586
1587                 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1588                         UVD_LMI_STATUS__READ_CLEAN_MASK |
1589                         UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1590                         UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1591                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1592                 if (r)
1593                         return r;
1594
1595                 /* disable LMI UMC channel */
1596                 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1597                 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1598                 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1599                 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1600                         UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1601                 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1602                 if (r)
1603                         return r;
1604
1605                 /* block VCPU register access */
1606                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1607                         UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1608                         ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1609
1610                 /* reset VCPU */
1611                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1612                         UVD_VCPU_CNTL__BLK_RST_MASK,
1613                         ~UVD_VCPU_CNTL__BLK_RST_MASK);
1614
1615                 /* disable VCPU clock */
1616                 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1617                         ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1618
1619                 /* apply soft reset */
1620                 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1621                 tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1622                 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1623                 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1624                 tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1625                 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1626
1627                 /* clear status */
1628                 WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1629
1630                 /* apply HW clock gating */
1631                 vcn_v3_0_enable_clock_gating(adev, i);
1632
1633                 /* enable VCN power gating */
1634                 vcn_v3_0_enable_static_power_gating(adev, i);
1635         }
1636
1637         if (adev->pm.dpm_enabled)
1638                 amdgpu_dpm_enable_uvd(adev, false);
1639
1640         return 0;
1641 }
1642
1643 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
1644                    int inst_idx, struct dpg_pause_state *new_state)
1645 {
1646         volatile struct amdgpu_fw_shared *fw_shared;
1647         struct amdgpu_ring *ring;
1648         uint32_t reg_data = 0;
1649         int ret_code;
1650
1651         /* pause/unpause if state is changed */
1652         if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1653                 DRM_DEBUG("dpg pause state changed %d -> %d",
1654                         adev->vcn.inst[inst_idx].pause_state.fw_based,  new_state->fw_based);
1655                 reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1656                         (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1657
1658                 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1659                         ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1660                                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1661
1662                         if (!ret_code) {
1663                                 /* pause DPG */
1664                                 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1665                                 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1666
1667                                 /* wait for ACK */
1668                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1669                                         UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1670                                         UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1671
1672                                 /* Stall DPG before WPTR/RPTR reset */
1673                                 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1674                                         UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1675                                         ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1676
1677                                 if (amdgpu_ip_version(adev, UVD_HWIP, 0) !=
1678                                     IP_VERSION(3, 0, 33)) {
1679                                         /* Restore */
1680                                         fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1681                                         fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1682                                         ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1683                                         ring->wptr = 0;
1684                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1685                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1686                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1687                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1688                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1689                                         fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1690
1691                                         fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1692                                         ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1693                                         ring->wptr = 0;
1694                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1695                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1696                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1697                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1698                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1699                                         fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1700
1701                                         /* restore wptr/rptr with pointers saved in FW shared memory*/
1702                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, fw_shared->rb.rptr);
1703                                         WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, fw_shared->rb.wptr);
1704                                 }
1705
1706                                 /* Unstall DPG */
1707                                 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1708                                         0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1709
1710                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1711                                         UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1712                         }
1713                 } else {
1714                         /* unpause dpg, no need to wait */
1715                         reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1716                         WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1717                 }
1718                 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1719         }
1720
1721         return 0;
1722 }
1723
1724 /**
1725  * vcn_v3_0_dec_ring_get_rptr - get read pointer
1726  *
1727  * @ring: amdgpu_ring pointer
1728  *
1729  * Returns the current hardware read pointer
1730  */
1731 static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1732 {
1733         struct amdgpu_device *adev = ring->adev;
1734
1735         return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1736 }
1737
1738 /**
1739  * vcn_v3_0_dec_ring_get_wptr - get write pointer
1740  *
1741  * @ring: amdgpu_ring pointer
1742  *
1743  * Returns the current hardware write pointer
1744  */
1745 static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1746 {
1747         struct amdgpu_device *adev = ring->adev;
1748
1749         if (ring->use_doorbell)
1750                 return *ring->wptr_cpu_addr;
1751         else
1752                 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1753 }
1754
1755 /**
1756  * vcn_v3_0_dec_ring_set_wptr - set write pointer
1757  *
1758  * @ring: amdgpu_ring pointer
1759  *
1760  * Commits the write pointer to the hardware
1761  */
1762 static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1763 {
1764         struct amdgpu_device *adev = ring->adev;
1765         volatile struct amdgpu_fw_shared *fw_shared;
1766
1767         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1768                 /*whenever update RBC_RB_WPTR, we save the wptr in shared rb.wptr and scratch2 */
1769                 fw_shared = adev->vcn.inst[ring->me].fw_shared.cpu_addr;
1770                 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1771                 WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2,
1772                         lower_32_bits(ring->wptr));
1773         }
1774
1775         if (ring->use_doorbell) {
1776                 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1777                 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1778         } else {
1779                 WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1780         }
1781 }
1782
1783 static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
1784         .type = AMDGPU_RING_TYPE_VCN_DEC,
1785         .align_mask = 0x3f,
1786         .nop = VCN_DEC_SW_CMD_NO_OP,
1787         .secure_submission_supported = true,
1788         .get_rptr = vcn_v3_0_dec_ring_get_rptr,
1789         .get_wptr = vcn_v3_0_dec_ring_get_wptr,
1790         .set_wptr = vcn_v3_0_dec_ring_set_wptr,
1791         .emit_frame_size =
1792                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1793                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1794                 VCN_SW_RING_EMIT_FRAME_SIZE,
1795         .emit_ib_size = 5, /* vcn_dec_sw_ring_emit_ib */
1796         .emit_ib = vcn_dec_sw_ring_emit_ib,
1797         .emit_fence = vcn_dec_sw_ring_emit_fence,
1798         .emit_vm_flush = vcn_dec_sw_ring_emit_vm_flush,
1799         .test_ring = amdgpu_vcn_dec_sw_ring_test_ring,
1800         .test_ib = NULL,//amdgpu_vcn_dec_sw_ring_test_ib,
1801         .insert_nop = amdgpu_ring_insert_nop,
1802         .insert_end = vcn_dec_sw_ring_insert_end,
1803         .pad_ib = amdgpu_ring_generic_pad_ib,
1804         .begin_use = amdgpu_vcn_ring_begin_use,
1805         .end_use = amdgpu_vcn_ring_end_use,
1806         .emit_wreg = vcn_dec_sw_ring_emit_wreg,
1807         .emit_reg_wait = vcn_dec_sw_ring_emit_reg_wait,
1808         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1809 };
1810
1811 static int vcn_v3_0_limit_sched(struct amdgpu_cs_parser *p,
1812                                 struct amdgpu_job *job)
1813 {
1814         struct drm_gpu_scheduler **scheds;
1815
1816         /* The create msg must be in the first IB submitted */
1817         if (atomic_read(&job->base.entity->fence_seq))
1818                 return -EINVAL;
1819
1820         /* if VCN0 is harvested, we can't support AV1 */
1821         if (p->adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0)
1822                 return -EINVAL;
1823
1824         scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_DEC]
1825                 [AMDGPU_RING_PRIO_DEFAULT].sched;
1826         drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
1827         return 0;
1828 }
1829
1830 static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
1831                             uint64_t addr)
1832 {
1833         struct ttm_operation_ctx ctx = { false, false };
1834         struct amdgpu_bo_va_mapping *map;
1835         uint32_t *msg, num_buffers;
1836         struct amdgpu_bo *bo;
1837         uint64_t start, end;
1838         unsigned int i;
1839         void *ptr;
1840         int r;
1841
1842         addr &= AMDGPU_GMC_HOLE_MASK;
1843         r = amdgpu_cs_find_mapping(p, addr, &bo, &map);
1844         if (r) {
1845                 DRM_ERROR("Can't find BO for addr 0x%08Lx\n", addr);
1846                 return r;
1847         }
1848
1849         start = map->start * AMDGPU_GPU_PAGE_SIZE;
1850         end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE;
1851         if (addr & 0x7) {
1852                 DRM_ERROR("VCN messages must be 8 byte aligned!\n");
1853                 return -EINVAL;
1854         }
1855
1856         bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
1857         amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
1858         r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
1859         if (r) {
1860                 DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r);
1861                 return r;
1862         }
1863
1864         r = amdgpu_bo_kmap(bo, &ptr);
1865         if (r) {
1866                 DRM_ERROR("Failed mapping the VCN message (%d)!\n", r);
1867                 return r;
1868         }
1869
1870         msg = ptr + addr - start;
1871
1872         /* Check length */
1873         if (msg[1] > end - addr) {
1874                 r = -EINVAL;
1875                 goto out;
1876         }
1877
1878         if (msg[3] != RDECODE_MSG_CREATE)
1879                 goto out;
1880
1881         num_buffers = msg[2];
1882         for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) {
1883                 uint32_t offset, size, *create;
1884
1885                 if (msg[0] != RDECODE_MESSAGE_CREATE)
1886                         continue;
1887
1888                 offset = msg[1];
1889                 size = msg[2];
1890
1891                 if (offset + size > end) {
1892                         r = -EINVAL;
1893                         goto out;
1894                 }
1895
1896                 create = ptr + addr + offset - start;
1897
1898                 /* H246, HEVC and VP9 can run on any instance */
1899                 if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
1900                         continue;
1901
1902                 r = vcn_v3_0_limit_sched(p, job);
1903                 if (r)
1904                         goto out;
1905         }
1906
1907 out:
1908         amdgpu_bo_kunmap(bo);
1909         return r;
1910 }
1911
1912 static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1913                                            struct amdgpu_job *job,
1914                                            struct amdgpu_ib *ib)
1915 {
1916         struct amdgpu_ring *ring = amdgpu_job_ring(job);
1917         uint32_t msg_lo = 0, msg_hi = 0;
1918         unsigned i;
1919         int r;
1920
1921         /* The first instance can decode anything */
1922         if (!ring->me)
1923                 return 0;
1924
1925         for (i = 0; i < ib->length_dw; i += 2) {
1926                 uint32_t reg = amdgpu_ib_get_value(ib, i);
1927                 uint32_t val = amdgpu_ib_get_value(ib, i + 1);
1928
1929                 if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
1930                         msg_lo = val;
1931                 } else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
1932                         msg_hi = val;
1933                 } else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0) &&
1934                            val == 0) {
1935                         r = vcn_v3_0_dec_msg(p, job,
1936                                              ((u64)msg_hi) << 32 | msg_lo);
1937                         if (r)
1938                                 return r;
1939                 }
1940         }
1941         return 0;
1942 }
1943
1944 static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
1945         .type = AMDGPU_RING_TYPE_VCN_DEC,
1946         .align_mask = 0xf,
1947         .secure_submission_supported = true,
1948         .get_rptr = vcn_v3_0_dec_ring_get_rptr,
1949         .get_wptr = vcn_v3_0_dec_ring_get_wptr,
1950         .set_wptr = vcn_v3_0_dec_ring_set_wptr,
1951         .patch_cs_in_place = vcn_v3_0_ring_patch_cs_in_place,
1952         .emit_frame_size =
1953                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1954                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1955                 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1956                 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1957                 6,
1958         .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1959         .emit_ib = vcn_v2_0_dec_ring_emit_ib,
1960         .emit_fence = vcn_v2_0_dec_ring_emit_fence,
1961         .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1962         .test_ring = vcn_v2_0_dec_ring_test_ring,
1963         .test_ib = amdgpu_vcn_dec_ring_test_ib,
1964         .insert_nop = vcn_v2_0_dec_ring_insert_nop,
1965         .insert_start = vcn_v2_0_dec_ring_insert_start,
1966         .insert_end = vcn_v2_0_dec_ring_insert_end,
1967         .pad_ib = amdgpu_ring_generic_pad_ib,
1968         .begin_use = amdgpu_vcn_ring_begin_use,
1969         .end_use = amdgpu_vcn_ring_end_use,
1970         .emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1971         .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1972         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1973 };
1974
1975 /**
1976  * vcn_v3_0_enc_ring_get_rptr - get enc read pointer
1977  *
1978  * @ring: amdgpu_ring pointer
1979  *
1980  * Returns the current hardware enc read pointer
1981  */
1982 static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1983 {
1984         struct amdgpu_device *adev = ring->adev;
1985
1986         if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1987                 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1988         else
1989                 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1990 }
1991
1992 /**
1993  * vcn_v3_0_enc_ring_get_wptr - get enc write pointer
1994  *
1995  * @ring: amdgpu_ring pointer
1996  *
1997  * Returns the current hardware enc write pointer
1998  */
1999 static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
2000 {
2001         struct amdgpu_device *adev = ring->adev;
2002
2003         if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
2004                 if (ring->use_doorbell)
2005                         return *ring->wptr_cpu_addr;
2006                 else
2007                         return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
2008         } else {
2009                 if (ring->use_doorbell)
2010                         return *ring->wptr_cpu_addr;
2011                 else
2012                         return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
2013         }
2014 }
2015
2016 /**
2017  * vcn_v3_0_enc_ring_set_wptr - set enc write pointer
2018  *
2019  * @ring: amdgpu_ring pointer
2020  *
2021  * Commits the enc write pointer to the hardware
2022  */
2023 static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
2024 {
2025         struct amdgpu_device *adev = ring->adev;
2026
2027         if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
2028                 if (ring->use_doorbell) {
2029                         *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
2030                         WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
2031                 } else {
2032                         WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
2033                 }
2034         } else {
2035                 if (ring->use_doorbell) {
2036                         *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
2037                         WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
2038                 } else {
2039                         WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
2040                 }
2041         }
2042 }
2043
2044 static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
2045         .type = AMDGPU_RING_TYPE_VCN_ENC,
2046         .align_mask = 0x3f,
2047         .nop = VCN_ENC_CMD_NO_OP,
2048         .get_rptr = vcn_v3_0_enc_ring_get_rptr,
2049         .get_wptr = vcn_v3_0_enc_ring_get_wptr,
2050         .set_wptr = vcn_v3_0_enc_ring_set_wptr,
2051         .emit_frame_size =
2052                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2053                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2054                 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
2055                 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
2056                 1, /* vcn_v2_0_enc_ring_insert_end */
2057         .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
2058         .emit_ib = vcn_v2_0_enc_ring_emit_ib,
2059         .emit_fence = vcn_v2_0_enc_ring_emit_fence,
2060         .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
2061         .test_ring = amdgpu_vcn_enc_ring_test_ring,
2062         .test_ib = amdgpu_vcn_enc_ring_test_ib,
2063         .insert_nop = amdgpu_ring_insert_nop,
2064         .insert_end = vcn_v2_0_enc_ring_insert_end,
2065         .pad_ib = amdgpu_ring_generic_pad_ib,
2066         .begin_use = amdgpu_vcn_ring_begin_use,
2067         .end_use = amdgpu_vcn_ring_end_use,
2068         .emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
2069         .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
2070         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2071 };
2072
2073 static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2074 {
2075         int i;
2076
2077         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2078                 if (adev->vcn.harvest_config & (1 << i))
2079                         continue;
2080
2081                 if (!DEC_SW_RING_ENABLED)
2082                         adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
2083                 else
2084                         adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
2085                 adev->vcn.inst[i].ring_dec.me = i;
2086         }
2087 }
2088
2089 static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2090 {
2091         int i, j;
2092
2093         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2094                 if (adev->vcn.harvest_config & (1 << i))
2095                         continue;
2096
2097                 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
2098                         adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
2099                         adev->vcn.inst[i].ring_enc[j].me = i;
2100                 }
2101         }
2102 }
2103
2104 static bool vcn_v3_0_is_idle(void *handle)
2105 {
2106         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2107         int i, ret = 1;
2108
2109         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2110                 if (adev->vcn.harvest_config & (1 << i))
2111                         continue;
2112
2113                 ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
2114         }
2115
2116         return ret;
2117 }
2118
2119 static int vcn_v3_0_wait_for_idle(void *handle)
2120 {
2121         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2122         int i, ret = 0;
2123
2124         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2125                 if (adev->vcn.harvest_config & (1 << i))
2126                         continue;
2127
2128                 ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
2129                         UVD_STATUS__IDLE);
2130                 if (ret)
2131                         return ret;
2132         }
2133
2134         return ret;
2135 }
2136
2137 static int vcn_v3_0_set_clockgating_state(void *handle,
2138                                           enum amd_clockgating_state state)
2139 {
2140         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2141         bool enable = state == AMD_CG_STATE_GATE;
2142         int i;
2143
2144         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2145                 if (adev->vcn.harvest_config & (1 << i))
2146                         continue;
2147
2148                 if (enable) {
2149                         if (RREG32_SOC15(VCN, i, mmUVD_STATUS) != UVD_STATUS__IDLE)
2150                                 return -EBUSY;
2151                         vcn_v3_0_enable_clock_gating(adev, i);
2152                 } else {
2153                         vcn_v3_0_disable_clock_gating(adev, i);
2154                 }
2155         }
2156
2157         return 0;
2158 }
2159
2160 static int vcn_v3_0_set_powergating_state(void *handle,
2161                                           enum amd_powergating_state state)
2162 {
2163         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2164         int ret;
2165
2166         /* for SRIOV, guest should not control VCN Power-gating
2167          * MMSCH FW should control Power-gating and clock-gating
2168          * guest should avoid touching CGC and PG
2169          */
2170         if (amdgpu_sriov_vf(adev)) {
2171                 adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
2172                 return 0;
2173         }
2174
2175         if (state == adev->vcn.cur_state)
2176                 return 0;
2177
2178         if (state == AMD_PG_STATE_GATE)
2179                 ret = vcn_v3_0_stop(adev);
2180         else
2181                 ret = vcn_v3_0_start(adev);
2182
2183         if (!ret)
2184                 adev->vcn.cur_state = state;
2185
2186         return ret;
2187 }
2188
2189 static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev,
2190                                         struct amdgpu_irq_src *source,
2191                                         unsigned type,
2192                                         enum amdgpu_interrupt_state state)
2193 {
2194         return 0;
2195 }
2196
2197 static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev,
2198                                       struct amdgpu_irq_src *source,
2199                                       struct amdgpu_iv_entry *entry)
2200 {
2201         uint32_t ip_instance;
2202
2203         switch (entry->client_id) {
2204         case SOC15_IH_CLIENTID_VCN:
2205                 ip_instance = 0;
2206                 break;
2207         case SOC15_IH_CLIENTID_VCN1:
2208                 ip_instance = 1;
2209                 break;
2210         default:
2211                 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
2212                 return 0;
2213         }
2214
2215         DRM_DEBUG("IH: VCN TRAP\n");
2216
2217         switch (entry->src_id) {
2218         case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
2219                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
2220                 break;
2221         case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
2222                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
2223                 break;
2224         case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
2225                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
2226                 break;
2227         default:
2228                 DRM_ERROR("Unhandled interrupt: %d %d\n",
2229                           entry->src_id, entry->src_data[0]);
2230                 break;
2231         }
2232
2233         return 0;
2234 }
2235
2236 static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
2237         .set = vcn_v3_0_set_interrupt_state,
2238         .process = vcn_v3_0_process_interrupt,
2239 };
2240
2241 static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
2242 {
2243         int i;
2244
2245         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2246                 if (adev->vcn.harvest_config & (1 << i))
2247                         continue;
2248
2249                 adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
2250                 adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
2251         }
2252 }
2253
2254 static void vcn_v3_0_print_ip_state(void *handle, struct drm_printer *p)
2255 {
2256         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2257         int i, j;
2258         uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0);
2259         uint32_t inst_off;
2260         bool is_powered;
2261
2262         if (!adev->vcn.ip_dump)
2263                 return;
2264
2265         drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
2266         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
2267                 if (adev->vcn.harvest_config & (1 << i)) {
2268                         drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
2269                         continue;
2270                 }
2271
2272                 inst_off = i * reg_count;
2273                 is_powered = (adev->vcn.ip_dump[inst_off] &
2274                               UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
2275
2276                 if (is_powered) {
2277                         drm_printf(p, "\nActive Instance:VCN%d\n", i);
2278                         for (j = 0; j < reg_count; j++)
2279                                 drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_3_0[j].reg_name,
2280                                            adev->vcn.ip_dump[inst_off + j]);
2281                 } else {
2282                         drm_printf(p, "\nInactive Instance:VCN%d\n", i);
2283                 }
2284         }
2285 }
2286
2287 static void vcn_v3_0_dump_ip_state(void *handle)
2288 {
2289         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2290         int i, j;
2291         bool is_powered;
2292         uint32_t inst_off;
2293         uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0);
2294
2295         if (!adev->vcn.ip_dump)
2296                 return;
2297
2298         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
2299                 if (adev->vcn.harvest_config & (1 << i))
2300                         continue;
2301
2302                 inst_off = i * reg_count;
2303                 /* mmUVD_POWER_STATUS is always readable and is first element of the array */
2304                 adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, mmUVD_POWER_STATUS);
2305                 is_powered = (adev->vcn.ip_dump[inst_off] &
2306                               UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
2307
2308                 if (is_powered)
2309                         for (j = 1; j < reg_count; j++)
2310                                 adev->vcn.ip_dump[inst_off + j] =
2311                                         RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_3_0[j], i));
2312         }
2313 }
2314
2315 static const struct amd_ip_funcs vcn_v3_0_ip_funcs = {
2316         .name = "vcn_v3_0",
2317         .early_init = vcn_v3_0_early_init,
2318         .late_init = NULL,
2319         .sw_init = vcn_v3_0_sw_init,
2320         .sw_fini = vcn_v3_0_sw_fini,
2321         .hw_init = vcn_v3_0_hw_init,
2322         .hw_fini = vcn_v3_0_hw_fini,
2323         .suspend = vcn_v3_0_suspend,
2324         .resume = vcn_v3_0_resume,
2325         .is_idle = vcn_v3_0_is_idle,
2326         .wait_for_idle = vcn_v3_0_wait_for_idle,
2327         .check_soft_reset = NULL,
2328         .pre_soft_reset = NULL,
2329         .soft_reset = NULL,
2330         .post_soft_reset = NULL,
2331         .set_clockgating_state = vcn_v3_0_set_clockgating_state,
2332         .set_powergating_state = vcn_v3_0_set_powergating_state,
2333         .dump_ip_state = vcn_v3_0_dump_ip_state,
2334         .print_ip_state = vcn_v3_0_print_ip_state,
2335 };
2336
2337 const struct amdgpu_ip_block_version vcn_v3_0_ip_block = {
2338         .type = AMD_IP_BLOCK_TYPE_VCN,
2339         .major = 3,
2340         .minor = 0,
2341         .rev = 0,
2342         .funcs = &vcn_v3_0_ip_funcs,
2343 };