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v6.9.4
   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
  63static int amdgpu_ih_clientid_vcns[] = {
  64	SOC15_IH_CLIENTID_VCN,
  65	SOC15_IH_CLIENTID_VCN1
  66};
  67
  68static int vcn_v3_0_start_sriov(struct amdgpu_device *adev);
  69static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
  70static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev);
  71static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev);
  72static int vcn_v3_0_set_powergating_state(void *handle,
  73			enum amd_powergating_state state);
  74static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
  75			int inst_idx, struct dpg_pause_state *new_state);
  76
  77static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring);
  78static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring);
  79
  80/**
  81 * vcn_v3_0_early_init - set function pointers and load microcode
  82 *
  83 * @handle: amdgpu_device pointer
  84 *
  85 * Set ring and irq function pointers
  86 * Load microcode from filesystem
  87 */
  88static int vcn_v3_0_early_init(void *handle)
  89{
  90	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  91
  92	if (amdgpu_sriov_vf(adev)) {
  93		adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
  94		adev->vcn.harvest_config = 0;
  95		adev->vcn.num_enc_rings = 1;
  96
  97	} else {
  98		if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
  99						 AMDGPU_VCN_HARVEST_VCN1))
 100			/* both instances are harvested, disable the block */
 101			return -ENOENT;
 102
 103		if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
 104		    IP_VERSION(3, 0, 33))
 105			adev->vcn.num_enc_rings = 0;
 106		else
 107			adev->vcn.num_enc_rings = 2;
 108	}
 109
 110	vcn_v3_0_set_dec_ring_funcs(adev);
 111	vcn_v3_0_set_enc_ring_funcs(adev);
 112	vcn_v3_0_set_irq_funcs(adev);
 113
 114	return amdgpu_vcn_early_init(adev);
 115}
 116
 117/**
 118 * vcn_v3_0_sw_init - sw init for VCN block
 119 *
 120 * @handle: amdgpu_device pointer
 121 *
 122 * Load firmware and sw initialization
 123 */
 124static int vcn_v3_0_sw_init(void *handle)
 125{
 126	struct amdgpu_ring *ring;
 127	int i, j, r;
 128	int vcn_doorbell_index = 0;
 129	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 130
 131	r = amdgpu_vcn_sw_init(adev);
 132	if (r)
 133		return r;
 134
 135	amdgpu_vcn_setup_ucode(adev);
 136
 137	r = amdgpu_vcn_resume(adev);
 138	if (r)
 139		return r;
 140
 141	/*
 142	 * Note: doorbell assignment is fixed for SRIOV multiple VCN engines
 143	 * Formula:
 144	 *   vcn_db_base  = adev->doorbell_index.vcn.vcn_ring0_1 << 1;
 145	 *   dec_ring_i   = vcn_db_base + i * (adev->vcn.num_enc_rings + 1)
 146	 *   enc_ring_i,j = vcn_db_base + i * (adev->vcn.num_enc_rings + 1) + 1 + j
 147	 */
 148	if (amdgpu_sriov_vf(adev)) {
 149		vcn_doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1;
 150		/* get DWORD offset */
 151		vcn_doorbell_index = vcn_doorbell_index << 1;
 152	}
 153
 154	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 155		volatile struct amdgpu_fw_shared *fw_shared;
 156
 157		if (adev->vcn.harvest_config & (1 << i))
 158			continue;
 159
 160		adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
 161		adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
 162		adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
 163		adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
 164		adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
 165		adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
 166
 167		adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
 168		adev->vcn.inst[i].external.scratch9 = SOC15_REG_OFFSET(VCN, i, mmUVD_SCRATCH9);
 169		adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
 170		adev->vcn.inst[i].external.data0 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA0);
 171		adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
 172		adev->vcn.inst[i].external.data1 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA1);
 173		adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
 174		adev->vcn.inst[i].external.cmd = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_CMD);
 175		adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
 176		adev->vcn.inst[i].external.nop = SOC15_REG_OFFSET(VCN, i, mmUVD_NO_OP);
 177
 178		/* VCN DEC TRAP */
 179		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 180				VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[i].irq);
 181		if (r)
 182			return r;
 183
 184		atomic_set(&adev->vcn.inst[i].sched_score, 0);
 185
 186		ring = &adev->vcn.inst[i].ring_dec;
 187		ring->use_doorbell = true;
 188		if (amdgpu_sriov_vf(adev)) {
 189			ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1);
 190		} else {
 191			ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i;
 192		}
 193		ring->vm_hub = AMDGPU_MMHUB0(0);
 194		sprintf(ring->name, "vcn_dec_%d", i);
 195		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
 196				     AMDGPU_RING_PRIO_DEFAULT,
 197				     &adev->vcn.inst[i].sched_score);
 198		if (r)
 199			return r;
 200
 201		for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 202			enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(j);
 203
 204			/* VCN ENC TRAP */
 205			r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 206				j + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
 207			if (r)
 208				return r;
 209
 210			ring = &adev->vcn.inst[i].ring_enc[j];
 211			ring->use_doorbell = true;
 212			if (amdgpu_sriov_vf(adev)) {
 213				ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1) + 1 + j;
 214			} else {
 215				ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + j + 8 * i;
 216			}
 217			ring->vm_hub = AMDGPU_MMHUB0(0);
 218			sprintf(ring->name, "vcn_enc_%d.%d", i, j);
 219			r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
 220					     hw_prio, &adev->vcn.inst[i].sched_score);
 221			if (r)
 222				return r;
 223		}
 224
 225		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 226		fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SW_RING_FLAG) |
 227					     cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG) |
 228					     cpu_to_le32(AMDGPU_VCN_FW_SHARED_FLAG_0_RB);
 229		fw_shared->sw_ring.is_enabled = cpu_to_le32(DEC_SW_RING_ENABLED);
 230		fw_shared->present_flag_0 |= AMDGPU_VCN_SMU_VERSION_INFO_FLAG;
 231		if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(3, 1, 2))
 232			fw_shared->smu_interface_info.smu_interface_type = 2;
 233		else if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
 234			 IP_VERSION(3, 1, 1))
 235			fw_shared->smu_interface_info.smu_interface_type = 1;
 236
 237		if (amdgpu_vcnfw_log)
 238			amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
 239	}
 240
 241	if (amdgpu_sriov_vf(adev)) {
 242		r = amdgpu_virt_alloc_mm_table(adev);
 243		if (r)
 244			return r;
 245	}
 246	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 247		adev->vcn.pause_dpg_mode = vcn_v3_0_pause_dpg_mode;
 248
 249	return 0;
 250}
 251
 252/**
 253 * vcn_v3_0_sw_fini - sw fini for VCN block
 254 *
 255 * @handle: amdgpu_device pointer
 256 *
 257 * VCN suspend and free up sw allocation
 258 */
 259static int vcn_v3_0_sw_fini(void *handle)
 260{
 261	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 262	int i, r, idx;
 263
 264	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 265		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 266			volatile struct amdgpu_fw_shared *fw_shared;
 267
 268			if (adev->vcn.harvest_config & (1 << i))
 269				continue;
 270			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 271			fw_shared->present_flag_0 = 0;
 272			fw_shared->sw_ring.is_enabled = false;
 273		}
 274
 275		drm_dev_exit(idx);
 276	}
 277
 278	if (amdgpu_sriov_vf(adev))
 279		amdgpu_virt_free_mm_table(adev);
 280
 281	r = amdgpu_vcn_suspend(adev);
 282	if (r)
 283		return r;
 284
 285	r = amdgpu_vcn_sw_fini(adev);
 286
 287	return r;
 288}
 289
 290/**
 291 * vcn_v3_0_hw_init - start and test VCN block
 292 *
 293 * @handle: amdgpu_device pointer
 294 *
 295 * Initialize the hardware, boot up the VCPU and do some testing
 296 */
 297static int vcn_v3_0_hw_init(void *handle)
 298{
 299	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 300	struct amdgpu_ring *ring;
 301	int i, j, r;
 302
 303	if (amdgpu_sriov_vf(adev)) {
 304		r = vcn_v3_0_start_sriov(adev);
 305		if (r)
 306			goto done;
 307
 308		/* initialize VCN dec and enc ring buffers */
 309		for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 310			if (adev->vcn.harvest_config & (1 << i))
 311				continue;
 312
 313			ring = &adev->vcn.inst[i].ring_dec;
 314			if (amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, i)) {
 315				ring->sched.ready = false;
 316				ring->no_scheduler = true;
 317				dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
 318			} else {
 319				ring->wptr = 0;
 320				ring->wptr_old = 0;
 321				vcn_v3_0_dec_ring_set_wptr(ring);
 322				ring->sched.ready = true;
 323			}
 324
 325			for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 326				ring = &adev->vcn.inst[i].ring_enc[j];
 327				if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) {
 328					ring->sched.ready = false;
 329					ring->no_scheduler = true;
 330					dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
 331				} else {
 332					ring->wptr = 0;
 333					ring->wptr_old = 0;
 334					vcn_v3_0_enc_ring_set_wptr(ring);
 335					ring->sched.ready = true;
 336				}
 337			}
 338		}
 339	} else {
 340		for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 341			if (adev->vcn.harvest_config & (1 << i))
 342				continue;
 343
 344			ring = &adev->vcn.inst[i].ring_dec;
 345
 346			adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 347						     ring->doorbell_index, i);
 348
 349			r = amdgpu_ring_test_helper(ring);
 350			if (r)
 351				goto done;
 352
 353			for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 354				ring = &adev->vcn.inst[i].ring_enc[j];
 355				r = amdgpu_ring_test_helper(ring);
 356				if (r)
 357					goto done;
 358			}
 359		}
 360	}
 361
 362done:
 363	if (!r)
 364		DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
 365			(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
 366
 367	return r;
 368}
 369
 370/**
 371 * vcn_v3_0_hw_fini - stop the hardware block
 372 *
 373 * @handle: amdgpu_device pointer
 374 *
 375 * Stop the VCN block, mark ring as not ready any more
 376 */
 377static int vcn_v3_0_hw_fini(void *handle)
 378{
 379	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 380	int i;
 381
 382	cancel_delayed_work_sync(&adev->vcn.idle_work);
 383
 384	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 385		if (adev->vcn.harvest_config & (1 << i))
 386			continue;
 387
 388		if (!amdgpu_sriov_vf(adev)) {
 389			if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 390					(adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 391					 RREG32_SOC15(VCN, i, mmUVD_STATUS))) {
 392				vcn_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 393			}
 394		}
 395	}
 396
 397	return 0;
 398}
 399
 400/**
 401 * vcn_v3_0_suspend - suspend VCN block
 402 *
 403 * @handle: amdgpu_device pointer
 404 *
 405 * HW fini and suspend VCN block
 406 */
 407static int vcn_v3_0_suspend(void *handle)
 408{
 409	int r;
 410	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 411
 412	r = vcn_v3_0_hw_fini(adev);
 413	if (r)
 414		return r;
 415
 416	r = amdgpu_vcn_suspend(adev);
 417
 418	return r;
 419}
 420
 421/**
 422 * vcn_v3_0_resume - resume VCN block
 423 *
 424 * @handle: amdgpu_device pointer
 425 *
 426 * Resume firmware and hw init VCN block
 427 */
 428static int vcn_v3_0_resume(void *handle)
 429{
 430	int r;
 431	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 432
 433	r = amdgpu_vcn_resume(adev);
 434	if (r)
 435		return r;
 436
 437	r = vcn_v3_0_hw_init(adev);
 438
 439	return r;
 440}
 441
 442/**
 443 * vcn_v3_0_mc_resume - memory controller programming
 444 *
 445 * @adev: amdgpu_device pointer
 446 * @inst: instance number
 447 *
 448 * Let the VCN memory controller know it's offsets
 449 */
 450static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
 451{
 452	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[inst]->size + 4);
 453	uint32_t offset;
 454
 455	/* cache window 0: fw */
 456	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 457		WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 458			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
 459		WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 460			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
 461		WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
 462		offset = 0;
 463	} else {
 464		WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 465			lower_32_bits(adev->vcn.inst[inst].gpu_addr));
 466		WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 467			upper_32_bits(adev->vcn.inst[inst].gpu_addr));
 468		offset = size;
 469		WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0,
 470			AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 471	}
 472	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size);
 473
 474	/* cache window 1: stack */
 475	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 476		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 477	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 478		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 479	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0);
 480	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 481
 482	/* cache window 2: context */
 483	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 484		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 485	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 486		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 487	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0);
 488	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 489
 490	/* non-cache window */
 491	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
 492		lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 493	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
 494		upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 495	WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 496	WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0,
 497		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
 498}
 499
 500static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 501{
 502	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[inst_idx]->size + 4);
 503	uint32_t offset;
 504
 505	/* cache window 0: fw */
 506	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 507		if (!indirect) {
 508			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 509				VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 510				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
 511			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 512				VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 513				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
 514			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 515				VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 516		} else {
 517			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 518				VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
 519			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 520				VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
 521			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 522				VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 523		}
 524		offset = 0;
 525	} else {
 526		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 527			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 528			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 529		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 530			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 531			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 532		offset = size;
 533		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 534			VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0),
 535			AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
 536	}
 537
 538	if (!indirect)
 539		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 540			VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
 541	else
 542		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 543			VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
 544
 545	/* cache window 1: stack */
 546	if (!indirect) {
 547		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 548			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
 549			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 550		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 551			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
 552			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 553		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 554			VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 555	} else {
 556		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 557			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
 558		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 559			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
 560		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 561			VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 562	}
 563	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 564			VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
 565
 566	/* cache window 2: context */
 567	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 568			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
 569			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 570	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 571			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
 572			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 573	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 574			VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
 575	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 576			VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
 577
 578	/* non-cache window */
 579	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 580			VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
 581			lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 582	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 583			VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
 584			upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 585	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 586			VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 587	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 588			VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0),
 589			AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
 590
 591	/* VCN global tiling registers */
 592	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 593		UVD, inst_idx, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
 594}
 595
 596static void vcn_v3_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
 597{
 598	uint32_t data = 0;
 599
 600	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 601		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 602			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 603			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 604			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 605			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 606			| 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 607			| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 608			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 609			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 610			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 611			| 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 612			| 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 613			| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 614			| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 615
 616		WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 617		SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS,
 618			UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
 619	} else {
 620		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 621			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 622			| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 623			| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 624			| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 625			| 1 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 626			| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 627			| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 628			| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 629			| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 630			| 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 631			| 1 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 632			| 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 633			| 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 634		WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 635		SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 0,  0x3F3FFFFF);
 636	}
 637
 638	data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 639	data &= ~0x103;
 640	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 641		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
 642			UVD_POWER_STATUS__UVD_PG_EN_MASK;
 643
 644	WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 645}
 646
 647static void vcn_v3_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
 648{
 649	uint32_t data;
 650
 651	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 652		/* Before power off, this indicator has to be turned on */
 653		data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 654		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
 655		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
 656		WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 657
 658		data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 659			| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 660			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 661			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 662			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 663			| 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 664			| 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 665			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 666			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 667			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 668			| 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 669			| 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 670			| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 671			| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 672		WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 673
 674		data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
 675			| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
 676			| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
 677			| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
 678			| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
 679			| 2 << UVD_PGFSM_STATUS__UVDIRL_PWR_STATUS__SHIFT
 680			| 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
 681			| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
 682			| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
 683			| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
 684			| 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
 685			| 2 << UVD_PGFSM_STATUS__UVDATD_PWR_STATUS__SHIFT
 686			| 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
 687			| 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
 688		SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
 689	}
 690}
 691
 692/**
 693 * vcn_v3_0_disable_clock_gating - disable VCN clock gating
 694 *
 695 * @adev: amdgpu_device pointer
 696 * @inst: instance number
 697 *
 698 * Disable clock gating for VCN block
 699 */
 700static void vcn_v3_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
 701{
 702	uint32_t data;
 703
 704	/* VCN disable CGC */
 705	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 706	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 707		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 708	else
 709		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 710	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 711	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 712	WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 713
 714	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_GATE);
 715	data &= ~(UVD_CGC_GATE__SYS_MASK
 716		| UVD_CGC_GATE__UDEC_MASK
 717		| UVD_CGC_GATE__MPEG2_MASK
 718		| UVD_CGC_GATE__REGS_MASK
 719		| UVD_CGC_GATE__RBC_MASK
 720		| UVD_CGC_GATE__LMI_MC_MASK
 721		| UVD_CGC_GATE__LMI_UMC_MASK
 722		| UVD_CGC_GATE__IDCT_MASK
 723		| UVD_CGC_GATE__MPRD_MASK
 724		| UVD_CGC_GATE__MPC_MASK
 725		| UVD_CGC_GATE__LBSI_MASK
 726		| UVD_CGC_GATE__LRBBM_MASK
 727		| UVD_CGC_GATE__UDEC_RE_MASK
 728		| UVD_CGC_GATE__UDEC_CM_MASK
 729		| UVD_CGC_GATE__UDEC_IT_MASK
 730		| UVD_CGC_GATE__UDEC_DB_MASK
 731		| UVD_CGC_GATE__UDEC_MP_MASK
 732		| UVD_CGC_GATE__WCB_MASK
 733		| UVD_CGC_GATE__VCPU_MASK
 734		| UVD_CGC_GATE__MMSCH_MASK);
 735
 736	WREG32_SOC15(VCN, inst, mmUVD_CGC_GATE, data);
 737
 738	SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_CGC_GATE, 0,  0xFFFFFFFF);
 739
 740	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 741	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 742		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 743		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 744		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 745		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 746		| UVD_CGC_CTRL__SYS_MODE_MASK
 747		| UVD_CGC_CTRL__UDEC_MODE_MASK
 748		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 749		| UVD_CGC_CTRL__REGS_MODE_MASK
 750		| UVD_CGC_CTRL__RBC_MODE_MASK
 751		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 752		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 753		| UVD_CGC_CTRL__IDCT_MODE_MASK
 754		| UVD_CGC_CTRL__MPRD_MODE_MASK
 755		| UVD_CGC_CTRL__MPC_MODE_MASK
 756		| UVD_CGC_CTRL__LBSI_MODE_MASK
 757		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 758		| UVD_CGC_CTRL__WCB_MODE_MASK
 759		| UVD_CGC_CTRL__VCPU_MODE_MASK
 760		| UVD_CGC_CTRL__MMSCH_MODE_MASK);
 761	WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 762
 763	data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE);
 764	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 765		| UVD_SUVD_CGC_GATE__SIT_MASK
 766		| UVD_SUVD_CGC_GATE__SMP_MASK
 767		| UVD_SUVD_CGC_GATE__SCM_MASK
 768		| UVD_SUVD_CGC_GATE__SDB_MASK
 769		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
 770		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 771		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
 772		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 773		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
 774		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 775		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
 776		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 777		| UVD_SUVD_CGC_GATE__SCLR_MASK
 778		| UVD_SUVD_CGC_GATE__ENT_MASK
 779		| UVD_SUVD_CGC_GATE__IME_MASK
 780		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 781		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 782		| UVD_SUVD_CGC_GATE__SITE_MASK
 783		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 784		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 785		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 786		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 787		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK
 788		| UVD_SUVD_CGC_GATE__EFC_MASK
 789		| UVD_SUVD_CGC_GATE__SAOE_MASK
 790		| UVD_SUVD_CGC_GATE__SRE_AV1_MASK
 791		| UVD_SUVD_CGC_GATE__FBC_PCLK_MASK
 792		| UVD_SUVD_CGC_GATE__FBC_CCLK_MASK
 793		| UVD_SUVD_CGC_GATE__SCM_AV1_MASK
 794		| UVD_SUVD_CGC_GATE__SMPA_MASK);
 795	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data);
 796
 797	data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2);
 798	data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK
 799		| UVD_SUVD_CGC_GATE2__MPBE1_MASK
 800		| UVD_SUVD_CGC_GATE2__SIT_AV1_MASK
 801		| UVD_SUVD_CGC_GATE2__SDB_AV1_MASK
 802		| UVD_SUVD_CGC_GATE2__MPC1_MASK);
 803	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data);
 804
 805	data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 806	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 807		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 808		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 809		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 810		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 811		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 812		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 813		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 814		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 815		| UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 816		| UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 817		| UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 818		| UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 819		| UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 820		| UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 821		| UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 822		| UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 823		| UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 824		| UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 825	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 826}
 827
 828static void vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_device *adev,
 829		uint8_t sram_sel, int inst_idx, uint8_t indirect)
 830{
 831	uint32_t reg_data = 0;
 832
 833	/* enable sw clock gating control */
 834	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 835		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 836	else
 837		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 838	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 839	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 840	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 841		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 842		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 843		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 844		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 845		 UVD_CGC_CTRL__SYS_MODE_MASK |
 846		 UVD_CGC_CTRL__UDEC_MODE_MASK |
 847		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
 848		 UVD_CGC_CTRL__REGS_MODE_MASK |
 849		 UVD_CGC_CTRL__RBC_MODE_MASK |
 850		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 851		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 852		 UVD_CGC_CTRL__IDCT_MODE_MASK |
 853		 UVD_CGC_CTRL__MPRD_MODE_MASK |
 854		 UVD_CGC_CTRL__MPC_MODE_MASK |
 855		 UVD_CGC_CTRL__LBSI_MODE_MASK |
 856		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
 857		 UVD_CGC_CTRL__WCB_MODE_MASK |
 858		 UVD_CGC_CTRL__VCPU_MODE_MASK |
 859		 UVD_CGC_CTRL__MMSCH_MODE_MASK);
 860	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 861		VCN, inst_idx, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
 862
 863	/* turn off clock gating */
 864	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 865		VCN, inst_idx, mmUVD_CGC_GATE), 0, sram_sel, indirect);
 866
 867	/* turn on SUVD clock gating */
 868	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 869		VCN, inst_idx, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
 870
 871	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
 872	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 873		VCN, inst_idx, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
 874}
 875
 876/**
 877 * vcn_v3_0_enable_clock_gating - enable VCN clock gating
 878 *
 879 * @adev: amdgpu_device pointer
 880 * @inst: instance number
 881 *
 882 * Enable clock gating for VCN block
 883 */
 884static void vcn_v3_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
 885{
 886	uint32_t data;
 887
 888	/* enable VCN CGC */
 889	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 890	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 891		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 892	else
 893		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 894	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 895	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 896	WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 897
 898	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 899	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 900		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 901		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 902		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 903		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 904		| UVD_CGC_CTRL__SYS_MODE_MASK
 905		| UVD_CGC_CTRL__UDEC_MODE_MASK
 906		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 907		| UVD_CGC_CTRL__REGS_MODE_MASK
 908		| UVD_CGC_CTRL__RBC_MODE_MASK
 909		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 910		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 911		| UVD_CGC_CTRL__IDCT_MODE_MASK
 912		| UVD_CGC_CTRL__MPRD_MODE_MASK
 913		| UVD_CGC_CTRL__MPC_MODE_MASK
 914		| UVD_CGC_CTRL__LBSI_MODE_MASK
 915		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 916		| UVD_CGC_CTRL__WCB_MODE_MASK
 917		| UVD_CGC_CTRL__VCPU_MODE_MASK
 918		| UVD_CGC_CTRL__MMSCH_MODE_MASK);
 919	WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 920
 921	data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 922	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 923		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 924		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 925		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 926		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 927		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 928		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 929		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 930		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 931		| UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 932		| UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 933		| UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 934		| UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 935		| UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 936		| UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 937		| UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 938		| UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 939		| UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 940		| UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 941	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 942}
 943
 944static int vcn_v3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 945{
 946	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 947	struct amdgpu_ring *ring;
 948	uint32_t rb_bufsz, tmp;
 949
 950	/* disable register anti-hang mechanism */
 951	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
 952		~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 953	/* enable dynamic power gating mode */
 954	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
 955	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 956	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 957	WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
 958
 959	if (indirect)
 960		adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
 961
 962	/* enable clock gating */
 963	vcn_v3_0_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
 964
 965	/* enable VCPU clock */
 966	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 967	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 968	tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
 969	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 970		VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
 971
 972	/* disable master interupt */
 973	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 974		VCN, inst_idx, mmUVD_MASTINT_EN), 0, 0, indirect);
 975
 976	/* setup mmUVD_LMI_CTRL */
 977	tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 978		UVD_LMI_CTRL__REQ_MODE_MASK |
 979		UVD_LMI_CTRL__CRC_RESET_MASK |
 980		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
 981		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 982		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 983		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 984		0x00100000L);
 985	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 986		VCN, inst_idx, mmUVD_LMI_CTRL), tmp, 0, indirect);
 987
 988	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 989		VCN, inst_idx, mmUVD_MPC_CNTL),
 990		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
 991
 992	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 993		VCN, inst_idx, mmUVD_MPC_SET_MUXA0),
 994		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 995		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 996		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 997		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
 998
 999	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1000		VCN, inst_idx, mmUVD_MPC_SET_MUXB0),
1001		 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1002		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1003		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1004		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
1005
1006	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1007		VCN, inst_idx, mmUVD_MPC_SET_MUX),
1008		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1009		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1010		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
1011
1012	vcn_v3_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
1013
1014	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1015		VCN, inst_idx, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
1016	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1017		VCN, inst_idx, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
1018
1019	/* enable LMI MC and UMC channels */
1020	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1021		VCN, inst_idx, mmUVD_LMI_CTRL2), 0, 0, indirect);
1022
1023	/* unblock VCPU register access */
1024	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1025		VCN, inst_idx, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
1026
1027	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1028	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1029	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1030		VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1031
1032	/* enable master interrupt */
1033	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1034		VCN, inst_idx, mmUVD_MASTINT_EN),
1035		UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
1036
1037	/* add nop to workaround PSP size check */
1038	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1039		VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1040
1041	if (indirect)
1042		amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
 
 
1043
1044	ring = &adev->vcn.inst[inst_idx].ring_dec;
1045	/* force RBC into idle state */
1046	rb_bufsz = order_base_2(ring->ring_size);
1047	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1048	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1049	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1050	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1051	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1052	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
1053
1054	/* Stall DPG before WPTR/RPTR reset */
1055	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1056		UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1057		~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1058	fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1059
1060	/* set the write pointer delay */
1061	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
1062
1063	/* set the wb address */
1064	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
1065		(upper_32_bits(ring->gpu_addr) >> 2));
1066
1067	/* programm the RB_BASE for ring buffer */
1068	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1069		lower_32_bits(ring->gpu_addr));
1070	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1071		upper_32_bits(ring->gpu_addr));
1072
1073	/* Initialize the ring buffer's read and write pointers */
1074	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
1075
1076	WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
1077
1078	ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
1079	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
1080		lower_32_bits(ring->wptr));
1081
1082	/* Reset FW shared memory RBC WPTR/RPTR */
1083	fw_shared->rb.rptr = 0;
1084	fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1085
1086	/*resetting done, fw can check RB ring */
1087	fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1088
1089	/* Unstall DPG */
1090	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1091		0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1092
1093	return 0;
1094}
1095
1096static int vcn_v3_0_start(struct amdgpu_device *adev)
1097{
1098	volatile struct amdgpu_fw_shared *fw_shared;
1099	struct amdgpu_ring *ring;
1100	uint32_t rb_bufsz, tmp;
1101	int i, j, k, r;
1102
1103	if (adev->pm.dpm_enabled)
1104		amdgpu_dpm_enable_uvd(adev, true);
1105
1106	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1107		if (adev->vcn.harvest_config & (1 << i))
1108			continue;
1109
1110		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1111			r = vcn_v3_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1112			continue;
1113		}
1114
1115		/* disable VCN power gating */
1116		vcn_v3_0_disable_static_power_gating(adev, i);
1117
1118		/* set VCN status busy */
1119		tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1120		WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
1121
1122		/*SW clock gating */
1123		vcn_v3_0_disable_clock_gating(adev, i);
1124
1125		/* enable VCPU clock */
1126		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1127			UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1128
1129		/* disable master interrupt */
1130		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1131			~UVD_MASTINT_EN__VCPU_EN_MASK);
1132
1133		/* enable LMI MC and UMC channels */
1134		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1135			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1136
1137		tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1138		tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1139		tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1140		WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1141
1142		/* setup mmUVD_LMI_CTRL */
1143		tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1144		WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp |
1145			UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
1146			UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1147			UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1148			UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1149
1150		/* setup mmUVD_MPC_CNTL */
1151		tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1152		tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1153		tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1154		WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1155
1156		/* setup UVD_MPC_SET_MUXA0 */
1157		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1158			((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1159			(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1160			(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1161			(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1162
1163		/* setup UVD_MPC_SET_MUXB0 */
1164		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1165			((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1166			(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1167			(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1168			(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1169
1170		/* setup mmUVD_MPC_SET_MUX */
1171		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1172			((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1173			(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1174			(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1175
1176		vcn_v3_0_mc_resume(adev, i);
1177
1178		/* VCN global tiling registers */
1179		WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG,
1180			adev->gfx.config.gb_addr_config);
1181
1182		/* unblock VCPU register access */
1183		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1184			~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1185
1186		/* release VCPU reset to boot */
1187		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1188			~UVD_VCPU_CNTL__BLK_RST_MASK);
1189
1190		for (j = 0; j < 10; ++j) {
1191			uint32_t status;
1192
1193			for (k = 0; k < 100; ++k) {
1194				status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1195				if (status & 2)
1196					break;
1197				mdelay(10);
1198			}
1199			r = 0;
1200			if (status & 2)
1201				break;
1202
1203			DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i);
1204			WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1205				UVD_VCPU_CNTL__BLK_RST_MASK,
1206				~UVD_VCPU_CNTL__BLK_RST_MASK);
1207			mdelay(10);
1208			WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1209				~UVD_VCPU_CNTL__BLK_RST_MASK);
1210
1211			mdelay(10);
1212			r = -1;
1213		}
1214
1215		if (r) {
1216			DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i);
1217			return r;
1218		}
1219
1220		/* enable master interrupt */
1221		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1222			UVD_MASTINT_EN__VCPU_EN_MASK,
1223			~UVD_MASTINT_EN__VCPU_EN_MASK);
1224
1225		/* clear the busy bit of VCN_STATUS */
1226		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1227			~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1228
1229		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1230
1231		ring = &adev->vcn.inst[i].ring_dec;
1232		/* force RBC into idle state */
1233		rb_bufsz = order_base_2(ring->ring_size);
1234		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1235		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1236		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1237		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1238		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1239		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1240
1241		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1242		fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1243
1244		/* programm the RB_BASE for ring buffer */
1245		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1246			lower_32_bits(ring->gpu_addr));
1247		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1248			upper_32_bits(ring->gpu_addr));
1249
1250		/* Initialize the ring buffer's read and write pointers */
1251		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1252
1253		WREG32_SOC15(VCN, i, mmUVD_SCRATCH2, 0);
1254		ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1255		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1256			lower_32_bits(ring->wptr));
1257		fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1258		fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1259
1260		if (amdgpu_ip_version(adev, UVD_HWIP, 0) !=
1261		    IP_VERSION(3, 0, 33)) {
1262			fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1263			ring = &adev->vcn.inst[i].ring_enc[0];
1264			WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1265			WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1266			WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1267			WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1268			WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1269			fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1270
1271			fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1272			ring = &adev->vcn.inst[i].ring_enc[1];
1273			WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1274			WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1275			WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1276			WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1277			WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1278			fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1279		}
1280	}
1281
1282	return 0;
1283}
1284
1285static int vcn_v3_0_start_sriov(struct amdgpu_device *adev)
1286{
1287	int i, j;
1288	struct amdgpu_ring *ring;
1289	uint64_t cache_addr;
1290	uint64_t rb_addr;
1291	uint64_t ctx_addr;
1292	uint32_t param, resp, expected;
1293	uint32_t offset, cache_size;
1294	uint32_t tmp, timeout;
1295
1296	struct amdgpu_mm_table *table = &adev->virt.mm_table;
1297	uint32_t *table_loc;
1298	uint32_t table_size;
1299	uint32_t size, size_dw;
1300
1301	struct mmsch_v3_0_cmd_direct_write
1302		direct_wt = { {0} };
1303	struct mmsch_v3_0_cmd_direct_read_modify_write
1304		direct_rd_mod_wt = { {0} };
1305	struct mmsch_v3_0_cmd_end end = { {0} };
1306	struct mmsch_v3_0_init_header header;
1307
1308	direct_wt.cmd_header.command_type =
1309		MMSCH_COMMAND__DIRECT_REG_WRITE;
1310	direct_rd_mod_wt.cmd_header.command_type =
1311		MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1312	end.cmd_header.command_type =
1313		MMSCH_COMMAND__END;
1314
1315	header.version = MMSCH_VERSION;
1316	header.total_size = sizeof(struct mmsch_v3_0_init_header) >> 2;
1317	for (i = 0; i < MMSCH_V3_0_VCN_INSTANCES; i++) {
1318		header.inst[i].init_status = 0;
1319		header.inst[i].table_offset = 0;
1320		header.inst[i].table_size = 0;
1321	}
1322
1323	table_loc = (uint32_t *)table->cpu_addr;
1324	table_loc += header.total_size;
1325	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1326		if (adev->vcn.harvest_config & (1 << i))
1327			continue;
1328
1329		table_size = 0;
1330
1331		MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
1332			mmUVD_STATUS),
1333			~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1334
1335		cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[i]->size + 4);
1336
1337		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1338			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1339				mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1340				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1341			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1342				mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1343				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1344			offset = 0;
1345			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1346				mmUVD_VCPU_CACHE_OFFSET0),
1347				0);
1348		} else {
1349			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1350				mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1351				lower_32_bits(adev->vcn.inst[i].gpu_addr));
1352			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1353				mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1354				upper_32_bits(adev->vcn.inst[i].gpu_addr));
1355			offset = cache_size;
1356			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1357				mmUVD_VCPU_CACHE_OFFSET0),
1358				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1359		}
1360
1361		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1362			mmUVD_VCPU_CACHE_SIZE0),
1363			cache_size);
1364
1365		cache_addr = adev->vcn.inst[i].gpu_addr + offset;
1366		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1367			mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1368			lower_32_bits(cache_addr));
1369		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1370			mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1371			upper_32_bits(cache_addr));
1372		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1373			mmUVD_VCPU_CACHE_OFFSET1),
1374			0);
1375		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1376			mmUVD_VCPU_CACHE_SIZE1),
1377			AMDGPU_VCN_STACK_SIZE);
1378
1379		cache_addr = adev->vcn.inst[i].gpu_addr + offset +
1380			AMDGPU_VCN_STACK_SIZE;
1381		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1382			mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1383			lower_32_bits(cache_addr));
1384		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1385			mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1386			upper_32_bits(cache_addr));
1387		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1388			mmUVD_VCPU_CACHE_OFFSET2),
1389			0);
1390		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1391			mmUVD_VCPU_CACHE_SIZE2),
1392			AMDGPU_VCN_CONTEXT_SIZE);
1393
1394		for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
1395			ring = &adev->vcn.inst[i].ring_enc[j];
1396			ring->wptr = 0;
1397			rb_addr = ring->gpu_addr;
1398			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1399				mmUVD_RB_BASE_LO),
1400				lower_32_bits(rb_addr));
1401			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1402				mmUVD_RB_BASE_HI),
1403				upper_32_bits(rb_addr));
1404			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1405				mmUVD_RB_SIZE),
1406				ring->ring_size / 4);
1407		}
1408
1409		ring = &adev->vcn.inst[i].ring_dec;
1410		ring->wptr = 0;
1411		rb_addr = ring->gpu_addr;
1412		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1413			mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1414			lower_32_bits(rb_addr));
1415		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1416			mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1417			upper_32_bits(rb_addr));
1418		/* force RBC into idle state */
1419		tmp = order_base_2(ring->ring_size);
1420		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp);
1421		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1422		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1423		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1424		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1425		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1426			mmUVD_RBC_RB_CNTL),
1427			tmp);
1428
1429		/* add end packet */
1430		MMSCH_V3_0_INSERT_END();
1431
1432		/* refine header */
1433		header.inst[i].init_status = 0;
1434		header.inst[i].table_offset = header.total_size;
1435		header.inst[i].table_size = table_size;
1436		header.total_size += table_size;
1437	}
1438
1439	/* Update init table header in memory */
1440	size = sizeof(struct mmsch_v3_0_init_header);
1441	table_loc = (uint32_t *)table->cpu_addr;
1442	memcpy((void *)table_loc, &header, size);
1443
1444	/* message MMSCH (in VCN[0]) to initialize this client
1445	 * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
1446	 * of memory descriptor location
1447	 */
1448	ctx_addr = table->gpu_addr;
1449	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
1450	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
1451
1452	/* 2, update vmid of descriptor */
1453	tmp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1454	tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1455	/* use domain0 for MM scheduler */
1456	tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1457	WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, tmp);
1458
1459	/* 3, notify mmsch about the size of this descriptor */
1460	size = header.total_size;
1461	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1462
1463	/* 4, set resp to zero */
1464	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1465
1466	/* 5, kick off the initialization and wait until
1467	 * MMSCH_VF_MAILBOX_RESP becomes non-zero
1468	 */
1469	param = 0x10000001;
1470	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, param);
1471	tmp = 0;
1472	timeout = 1000;
1473	resp = 0;
1474	expected = param + 1;
1475	while (resp != expected) {
1476		resp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1477		if (resp == expected)
1478			break;
1479
1480		udelay(10);
1481		tmp = tmp + 10;
1482		if (tmp >= timeout) {
1483			DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
1484				" waiting for mmMMSCH_VF_MAILBOX_RESP "\
1485				"(expected=0x%08x, readback=0x%08x)\n",
1486				tmp, expected, resp);
1487			return -EBUSY;
1488		}
1489	}
1490
1491	return 0;
1492}
1493
1494static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1495{
1496	struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
1497	uint32_t tmp;
1498
1499	vcn_v3_0_pause_dpg_mode(adev, inst_idx, &state);
1500
1501	/* Wait for power status to be 1 */
1502	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1503		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1504
1505	/* wait for read ptr to be equal to write ptr */
1506	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1507	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1508
1509	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1510	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1511
1512	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1513	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1514
1515	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1516		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1517
1518	/* disable dynamic power gating mode */
1519	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1520		~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1521
1522	return 0;
1523}
1524
1525static int vcn_v3_0_stop(struct amdgpu_device *adev)
1526{
1527	uint32_t tmp;
1528	int i, r = 0;
1529
1530	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1531		if (adev->vcn.harvest_config & (1 << i))
1532			continue;
1533
1534		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1535			r = vcn_v3_0_stop_dpg_mode(adev, i);
1536			continue;
1537		}
1538
1539		/* wait for vcn idle */
1540		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1541		if (r)
1542			return r;
1543
1544		tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1545			UVD_LMI_STATUS__READ_CLEAN_MASK |
1546			UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1547			UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1548		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1549		if (r)
1550			return r;
1551
1552		/* disable LMI UMC channel */
1553		tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1554		tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1555		WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1556		tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1557			UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1558		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1559		if (r)
1560			return r;
1561
1562		/* block VCPU register access */
1563		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1564			UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1565			~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1566
1567		/* reset VCPU */
1568		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1569			UVD_VCPU_CNTL__BLK_RST_MASK,
1570			~UVD_VCPU_CNTL__BLK_RST_MASK);
1571
1572		/* disable VCPU clock */
1573		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1574			~(UVD_VCPU_CNTL__CLK_EN_MASK));
1575
1576		/* apply soft reset */
1577		tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1578		tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1579		WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1580		tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1581		tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1582		WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1583
1584		/* clear status */
1585		WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1586
1587		/* apply HW clock gating */
1588		vcn_v3_0_enable_clock_gating(adev, i);
1589
1590		/* enable VCN power gating */
1591		vcn_v3_0_enable_static_power_gating(adev, i);
1592	}
1593
1594	if (adev->pm.dpm_enabled)
1595		amdgpu_dpm_enable_uvd(adev, false);
1596
1597	return 0;
1598}
1599
1600static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
1601		   int inst_idx, struct dpg_pause_state *new_state)
1602{
1603	volatile struct amdgpu_fw_shared *fw_shared;
1604	struct amdgpu_ring *ring;
1605	uint32_t reg_data = 0;
1606	int ret_code;
1607
1608	/* pause/unpause if state is changed */
1609	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1610		DRM_DEBUG("dpg pause state changed %d -> %d",
1611			adev->vcn.inst[inst_idx].pause_state.fw_based,	new_state->fw_based);
1612		reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1613			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1614
1615		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1616			ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1617				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1618
1619			if (!ret_code) {
1620				/* pause DPG */
1621				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1622				WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1623
1624				/* wait for ACK */
1625				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1626					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1627					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1628
1629				/* Stall DPG before WPTR/RPTR reset */
1630				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1631					UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1632					~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1633
1634				if (amdgpu_ip_version(adev, UVD_HWIP, 0) !=
1635				    IP_VERSION(3, 0, 33)) {
1636					/* Restore */
1637					fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1638					fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1639					ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1640					ring->wptr = 0;
1641					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1642					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1643					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1644					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1645					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1646					fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1647
1648					fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1649					ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1650					ring->wptr = 0;
1651					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1652					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1653					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1654					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1655					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1656					fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1657
1658					/* restore wptr/rptr with pointers saved in FW shared memory*/
1659					WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, fw_shared->rb.rptr);
1660					WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, fw_shared->rb.wptr);
1661				}
1662
1663				/* Unstall DPG */
1664				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1665					0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1666
1667				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1668					UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1669			}
1670		} else {
1671			/* unpause dpg, no need to wait */
1672			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1673			WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1674		}
1675		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1676	}
1677
1678	return 0;
1679}
1680
1681/**
1682 * vcn_v3_0_dec_ring_get_rptr - get read pointer
1683 *
1684 * @ring: amdgpu_ring pointer
1685 *
1686 * Returns the current hardware read pointer
1687 */
1688static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1689{
1690	struct amdgpu_device *adev = ring->adev;
1691
1692	return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1693}
1694
1695/**
1696 * vcn_v3_0_dec_ring_get_wptr - get write pointer
1697 *
1698 * @ring: amdgpu_ring pointer
1699 *
1700 * Returns the current hardware write pointer
1701 */
1702static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1703{
1704	struct amdgpu_device *adev = ring->adev;
1705
1706	if (ring->use_doorbell)
1707		return *ring->wptr_cpu_addr;
1708	else
1709		return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1710}
1711
1712/**
1713 * vcn_v3_0_dec_ring_set_wptr - set write pointer
1714 *
1715 * @ring: amdgpu_ring pointer
1716 *
1717 * Commits the write pointer to the hardware
1718 */
1719static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1720{
1721	struct amdgpu_device *adev = ring->adev;
1722	volatile struct amdgpu_fw_shared *fw_shared;
1723
1724	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1725		/*whenever update RBC_RB_WPTR, we save the wptr in shared rb.wptr and scratch2 */
1726		fw_shared = adev->vcn.inst[ring->me].fw_shared.cpu_addr;
1727		fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1728		WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2,
1729			lower_32_bits(ring->wptr));
1730	}
1731
1732	if (ring->use_doorbell) {
1733		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1734		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1735	} else {
1736		WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1737	}
1738}
1739
1740static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
1741	.type = AMDGPU_RING_TYPE_VCN_DEC,
1742	.align_mask = 0x3f,
1743	.nop = VCN_DEC_SW_CMD_NO_OP,
1744	.secure_submission_supported = true,
 
1745	.get_rptr = vcn_v3_0_dec_ring_get_rptr,
1746	.get_wptr = vcn_v3_0_dec_ring_get_wptr,
1747	.set_wptr = vcn_v3_0_dec_ring_set_wptr,
1748	.emit_frame_size =
1749		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1750		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1751		VCN_SW_RING_EMIT_FRAME_SIZE,
1752	.emit_ib_size = 5, /* vcn_dec_sw_ring_emit_ib */
1753	.emit_ib = vcn_dec_sw_ring_emit_ib,
1754	.emit_fence = vcn_dec_sw_ring_emit_fence,
1755	.emit_vm_flush = vcn_dec_sw_ring_emit_vm_flush,
1756	.test_ring = amdgpu_vcn_dec_sw_ring_test_ring,
1757	.test_ib = NULL,//amdgpu_vcn_dec_sw_ring_test_ib,
1758	.insert_nop = amdgpu_ring_insert_nop,
1759	.insert_end = vcn_dec_sw_ring_insert_end,
1760	.pad_ib = amdgpu_ring_generic_pad_ib,
1761	.begin_use = amdgpu_vcn_ring_begin_use,
1762	.end_use = amdgpu_vcn_ring_end_use,
1763	.emit_wreg = vcn_dec_sw_ring_emit_wreg,
1764	.emit_reg_wait = vcn_dec_sw_ring_emit_reg_wait,
1765	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1766};
1767
1768static int vcn_v3_0_limit_sched(struct amdgpu_cs_parser *p,
1769				struct amdgpu_job *job)
1770{
1771	struct drm_gpu_scheduler **scheds;
1772
1773	/* The create msg must be in the first IB submitted */
1774	if (atomic_read(&job->base.entity->fence_seq))
1775		return -EINVAL;
1776
1777	/* if VCN0 is harvested, we can't support AV1 */
1778	if (p->adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0)
1779		return -EINVAL;
1780
1781	scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_DEC]
1782		[AMDGPU_RING_PRIO_DEFAULT].sched;
1783	drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
1784	return 0;
1785}
1786
1787static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
1788			    uint64_t addr)
1789{
1790	struct ttm_operation_ctx ctx = { false, false };
1791	struct amdgpu_bo_va_mapping *map;
1792	uint32_t *msg, num_buffers;
1793	struct amdgpu_bo *bo;
1794	uint64_t start, end;
1795	unsigned int i;
1796	void *ptr;
1797	int r;
1798
1799	addr &= AMDGPU_GMC_HOLE_MASK;
1800	r = amdgpu_cs_find_mapping(p, addr, &bo, &map);
1801	if (r) {
1802		DRM_ERROR("Can't find BO for addr 0x%08Lx\n", addr);
1803		return r;
1804	}
1805
1806	start = map->start * AMDGPU_GPU_PAGE_SIZE;
1807	end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE;
1808	if (addr & 0x7) {
1809		DRM_ERROR("VCN messages must be 8 byte aligned!\n");
1810		return -EINVAL;
1811	}
1812
1813	bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
1814	amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
1815	r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
1816	if (r) {
1817		DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r);
1818		return r;
1819	}
1820
1821	r = amdgpu_bo_kmap(bo, &ptr);
1822	if (r) {
1823		DRM_ERROR("Failed mapping the VCN message (%d)!\n", r);
1824		return r;
1825	}
1826
1827	msg = ptr + addr - start;
1828
1829	/* Check length */
1830	if (msg[1] > end - addr) {
1831		r = -EINVAL;
1832		goto out;
1833	}
1834
1835	if (msg[3] != RDECODE_MSG_CREATE)
1836		goto out;
1837
1838	num_buffers = msg[2];
1839	for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) {
1840		uint32_t offset, size, *create;
1841
1842		if (msg[0] != RDECODE_MESSAGE_CREATE)
1843			continue;
1844
1845		offset = msg[1];
1846		size = msg[2];
1847
1848		if (offset + size > end) {
1849			r = -EINVAL;
1850			goto out;
1851		}
1852
1853		create = ptr + addr + offset - start;
1854
1855		/* H246, HEVC and VP9 can run on any instance */
1856		if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
1857			continue;
1858
1859		r = vcn_v3_0_limit_sched(p, job);
1860		if (r)
1861			goto out;
1862	}
1863
1864out:
1865	amdgpu_bo_kunmap(bo);
1866	return r;
1867}
1868
1869static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1870					   struct amdgpu_job *job,
1871					   struct amdgpu_ib *ib)
1872{
1873	struct amdgpu_ring *ring = amdgpu_job_ring(job);
1874	uint32_t msg_lo = 0, msg_hi = 0;
1875	unsigned i;
1876	int r;
1877
1878	/* The first instance can decode anything */
1879	if (!ring->me)
1880		return 0;
1881
1882	for (i = 0; i < ib->length_dw; i += 2) {
1883		uint32_t reg = amdgpu_ib_get_value(ib, i);
1884		uint32_t val = amdgpu_ib_get_value(ib, i + 1);
1885
1886		if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
1887			msg_lo = val;
1888		} else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
1889			msg_hi = val;
1890		} else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0) &&
1891			   val == 0) {
1892			r = vcn_v3_0_dec_msg(p, job,
1893					     ((u64)msg_hi) << 32 | msg_lo);
1894			if (r)
1895				return r;
1896		}
1897	}
1898	return 0;
1899}
1900
1901static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
1902	.type = AMDGPU_RING_TYPE_VCN_DEC,
1903	.align_mask = 0xf,
1904	.secure_submission_supported = true,
 
1905	.get_rptr = vcn_v3_0_dec_ring_get_rptr,
1906	.get_wptr = vcn_v3_0_dec_ring_get_wptr,
1907	.set_wptr = vcn_v3_0_dec_ring_set_wptr,
1908	.patch_cs_in_place = vcn_v3_0_ring_patch_cs_in_place,
1909	.emit_frame_size =
1910		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1911		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1912		8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1913		14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1914		6,
1915	.emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1916	.emit_ib = vcn_v2_0_dec_ring_emit_ib,
1917	.emit_fence = vcn_v2_0_dec_ring_emit_fence,
1918	.emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1919	.test_ring = vcn_v2_0_dec_ring_test_ring,
1920	.test_ib = amdgpu_vcn_dec_ring_test_ib,
1921	.insert_nop = vcn_v2_0_dec_ring_insert_nop,
1922	.insert_start = vcn_v2_0_dec_ring_insert_start,
1923	.insert_end = vcn_v2_0_dec_ring_insert_end,
1924	.pad_ib = amdgpu_ring_generic_pad_ib,
1925	.begin_use = amdgpu_vcn_ring_begin_use,
1926	.end_use = amdgpu_vcn_ring_end_use,
1927	.emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1928	.emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1929	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1930};
1931
1932/**
1933 * vcn_v3_0_enc_ring_get_rptr - get enc read pointer
1934 *
1935 * @ring: amdgpu_ring pointer
1936 *
1937 * Returns the current hardware enc read pointer
1938 */
1939static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1940{
1941	struct amdgpu_device *adev = ring->adev;
1942
1943	if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1944		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1945	else
1946		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1947}
1948
1949/**
1950 * vcn_v3_0_enc_ring_get_wptr - get enc write pointer
1951 *
1952 * @ring: amdgpu_ring pointer
1953 *
1954 * Returns the current hardware enc write pointer
1955 */
1956static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1957{
1958	struct amdgpu_device *adev = ring->adev;
1959
1960	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1961		if (ring->use_doorbell)
1962			return *ring->wptr_cpu_addr;
1963		else
1964			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1965	} else {
1966		if (ring->use_doorbell)
1967			return *ring->wptr_cpu_addr;
1968		else
1969			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1970	}
1971}
1972
1973/**
1974 * vcn_v3_0_enc_ring_set_wptr - set enc write pointer
1975 *
1976 * @ring: amdgpu_ring pointer
1977 *
1978 * Commits the enc write pointer to the hardware
1979 */
1980static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1981{
1982	struct amdgpu_device *adev = ring->adev;
1983
1984	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1985		if (ring->use_doorbell) {
1986			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1987			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1988		} else {
1989			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1990		}
1991	} else {
1992		if (ring->use_doorbell) {
1993			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1994			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1995		} else {
1996			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1997		}
1998	}
1999}
2000
2001static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
2002	.type = AMDGPU_RING_TYPE_VCN_ENC,
2003	.align_mask = 0x3f,
2004	.nop = VCN_ENC_CMD_NO_OP,
 
2005	.get_rptr = vcn_v3_0_enc_ring_get_rptr,
2006	.get_wptr = vcn_v3_0_enc_ring_get_wptr,
2007	.set_wptr = vcn_v3_0_enc_ring_set_wptr,
2008	.emit_frame_size =
2009		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2010		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2011		4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
2012		5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
2013		1, /* vcn_v2_0_enc_ring_insert_end */
2014	.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
2015	.emit_ib = vcn_v2_0_enc_ring_emit_ib,
2016	.emit_fence = vcn_v2_0_enc_ring_emit_fence,
2017	.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
2018	.test_ring = amdgpu_vcn_enc_ring_test_ring,
2019	.test_ib = amdgpu_vcn_enc_ring_test_ib,
2020	.insert_nop = amdgpu_ring_insert_nop,
2021	.insert_end = vcn_v2_0_enc_ring_insert_end,
2022	.pad_ib = amdgpu_ring_generic_pad_ib,
2023	.begin_use = amdgpu_vcn_ring_begin_use,
2024	.end_use = amdgpu_vcn_ring_end_use,
2025	.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
2026	.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
2027	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2028};
2029
2030static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2031{
2032	int i;
2033
2034	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2035		if (adev->vcn.harvest_config & (1 << i))
2036			continue;
2037
2038		if (!DEC_SW_RING_ENABLED)
2039			adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
2040		else
2041			adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
2042		adev->vcn.inst[i].ring_dec.me = i;
2043		DRM_INFO("VCN(%d) decode%s is enabled in VM mode\n", i,
2044			  DEC_SW_RING_ENABLED?"(Software Ring)":"");
2045	}
2046}
2047
2048static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2049{
2050	int i, j;
2051
2052	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2053		if (adev->vcn.harvest_config & (1 << i))
2054			continue;
2055
2056		for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
2057			adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
2058			adev->vcn.inst[i].ring_enc[j].me = i;
2059		}
2060		if (adev->vcn.num_enc_rings > 0)
2061			DRM_INFO("VCN(%d) encode is enabled in VM mode\n", i);
2062	}
2063}
2064
2065static bool vcn_v3_0_is_idle(void *handle)
2066{
2067	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2068	int i, ret = 1;
2069
2070	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2071		if (adev->vcn.harvest_config & (1 << i))
2072			continue;
2073
2074		ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
2075	}
2076
2077	return ret;
2078}
2079
2080static int vcn_v3_0_wait_for_idle(void *handle)
2081{
2082	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2083	int i, ret = 0;
2084
2085	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2086		if (adev->vcn.harvest_config & (1 << i))
2087			continue;
2088
2089		ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
2090			UVD_STATUS__IDLE);
2091		if (ret)
2092			return ret;
2093	}
2094
2095	return ret;
2096}
2097
2098static int vcn_v3_0_set_clockgating_state(void *handle,
2099					  enum amd_clockgating_state state)
2100{
2101	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2102	bool enable = state == AMD_CG_STATE_GATE;
2103	int i;
2104
2105	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2106		if (adev->vcn.harvest_config & (1 << i))
2107			continue;
2108
2109		if (enable) {
2110			if (RREG32_SOC15(VCN, i, mmUVD_STATUS) != UVD_STATUS__IDLE)
2111				return -EBUSY;
2112			vcn_v3_0_enable_clock_gating(adev, i);
2113		} else {
2114			vcn_v3_0_disable_clock_gating(adev, i);
2115		}
2116	}
2117
2118	return 0;
2119}
2120
2121static int vcn_v3_0_set_powergating_state(void *handle,
2122					  enum amd_powergating_state state)
2123{
2124	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2125	int ret;
2126
2127	/* for SRIOV, guest should not control VCN Power-gating
2128	 * MMSCH FW should control Power-gating and clock-gating
2129	 * guest should avoid touching CGC and PG
2130	 */
2131	if (amdgpu_sriov_vf(adev)) {
2132		adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
2133		return 0;
2134	}
2135
2136	if (state == adev->vcn.cur_state)
2137		return 0;
2138
2139	if (state == AMD_PG_STATE_GATE)
2140		ret = vcn_v3_0_stop(adev);
2141	else
2142		ret = vcn_v3_0_start(adev);
2143
2144	if (!ret)
2145		adev->vcn.cur_state = state;
2146
2147	return ret;
2148}
2149
2150static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev,
2151					struct amdgpu_irq_src *source,
2152					unsigned type,
2153					enum amdgpu_interrupt_state state)
2154{
2155	return 0;
2156}
2157
2158static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev,
2159				      struct amdgpu_irq_src *source,
2160				      struct amdgpu_iv_entry *entry)
2161{
2162	uint32_t ip_instance;
2163
2164	switch (entry->client_id) {
2165	case SOC15_IH_CLIENTID_VCN:
2166		ip_instance = 0;
2167		break;
2168	case SOC15_IH_CLIENTID_VCN1:
2169		ip_instance = 1;
2170		break;
2171	default:
2172		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
2173		return 0;
2174	}
2175
2176	DRM_DEBUG("IH: VCN TRAP\n");
2177
2178	switch (entry->src_id) {
2179	case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
2180		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
2181		break;
2182	case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
2183		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
2184		break;
2185	case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
2186		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
2187		break;
2188	default:
2189		DRM_ERROR("Unhandled interrupt: %d %d\n",
2190			  entry->src_id, entry->src_data[0]);
2191		break;
2192	}
2193
2194	return 0;
2195}
2196
2197static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
2198	.set = vcn_v3_0_set_interrupt_state,
2199	.process = vcn_v3_0_process_interrupt,
2200};
2201
2202static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
2203{
2204	int i;
2205
2206	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2207		if (adev->vcn.harvest_config & (1 << i))
2208			continue;
2209
2210		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
2211		adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
2212	}
2213}
2214
2215static const struct amd_ip_funcs vcn_v3_0_ip_funcs = {
2216	.name = "vcn_v3_0",
2217	.early_init = vcn_v3_0_early_init,
2218	.late_init = NULL,
2219	.sw_init = vcn_v3_0_sw_init,
2220	.sw_fini = vcn_v3_0_sw_fini,
2221	.hw_init = vcn_v3_0_hw_init,
2222	.hw_fini = vcn_v3_0_hw_fini,
2223	.suspend = vcn_v3_0_suspend,
2224	.resume = vcn_v3_0_resume,
2225	.is_idle = vcn_v3_0_is_idle,
2226	.wait_for_idle = vcn_v3_0_wait_for_idle,
2227	.check_soft_reset = NULL,
2228	.pre_soft_reset = NULL,
2229	.soft_reset = NULL,
2230	.post_soft_reset = NULL,
2231	.set_clockgating_state = vcn_v3_0_set_clockgating_state,
2232	.set_powergating_state = vcn_v3_0_set_powergating_state,
2233};
2234
2235const struct amdgpu_ip_block_version vcn_v3_0_ip_block = {
 
2236	.type = AMD_IP_BLOCK_TYPE_VCN,
2237	.major = 3,
2238	.minor = 0,
2239	.rev = 0,
2240	.funcs = &vcn_v3_0_ip_funcs,
2241};
v6.2
   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
  63static int amdgpu_ih_clientid_vcns[] = {
  64	SOC15_IH_CLIENTID_VCN,
  65	SOC15_IH_CLIENTID_VCN1
  66};
  67
  68static int vcn_v3_0_start_sriov(struct amdgpu_device *adev);
  69static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
  70static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev);
  71static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev);
  72static int vcn_v3_0_set_powergating_state(void *handle,
  73			enum amd_powergating_state state);
  74static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
  75			int inst_idx, struct dpg_pause_state *new_state);
  76
  77static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring);
  78static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring);
  79
  80/**
  81 * vcn_v3_0_early_init - set function pointers
  82 *
  83 * @handle: amdgpu_device pointer
  84 *
  85 * Set ring and irq function pointers
 
  86 */
  87static int vcn_v3_0_early_init(void *handle)
  88{
  89	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  90
  91	if (amdgpu_sriov_vf(adev)) {
  92		adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
  93		adev->vcn.harvest_config = 0;
  94		adev->vcn.num_enc_rings = 1;
  95
  96	} else {
  97		if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
  98						 AMDGPU_VCN_HARVEST_VCN1))
  99			/* both instances are harvested, disable the block */
 100			return -ENOENT;
 101
 102		if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(3, 0, 33))
 
 103			adev->vcn.num_enc_rings = 0;
 104		else
 105			adev->vcn.num_enc_rings = 2;
 106	}
 107
 108	vcn_v3_0_set_dec_ring_funcs(adev);
 109	vcn_v3_0_set_enc_ring_funcs(adev);
 110	vcn_v3_0_set_irq_funcs(adev);
 111
 112	return 0;
 113}
 114
 115/**
 116 * vcn_v3_0_sw_init - sw init for VCN block
 117 *
 118 * @handle: amdgpu_device pointer
 119 *
 120 * Load firmware and sw initialization
 121 */
 122static int vcn_v3_0_sw_init(void *handle)
 123{
 124	struct amdgpu_ring *ring;
 125	int i, j, r;
 126	int vcn_doorbell_index = 0;
 127	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 128
 129	r = amdgpu_vcn_sw_init(adev);
 130	if (r)
 131		return r;
 132
 133	amdgpu_vcn_setup_ucode(adev);
 134
 135	r = amdgpu_vcn_resume(adev);
 136	if (r)
 137		return r;
 138
 139	/*
 140	 * Note: doorbell assignment is fixed for SRIOV multiple VCN engines
 141	 * Formula:
 142	 *   vcn_db_base  = adev->doorbell_index.vcn.vcn_ring0_1 << 1;
 143	 *   dec_ring_i   = vcn_db_base + i * (adev->vcn.num_enc_rings + 1)
 144	 *   enc_ring_i,j = vcn_db_base + i * (adev->vcn.num_enc_rings + 1) + 1 + j
 145	 */
 146	if (amdgpu_sriov_vf(adev)) {
 147		vcn_doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1;
 148		/* get DWORD offset */
 149		vcn_doorbell_index = vcn_doorbell_index << 1;
 150	}
 151
 152	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 153		volatile struct amdgpu_fw_shared *fw_shared;
 154
 155		if (adev->vcn.harvest_config & (1 << i))
 156			continue;
 157
 158		adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
 159		adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
 160		adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
 161		adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
 162		adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
 163		adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
 164
 165		adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
 166		adev->vcn.inst[i].external.scratch9 = SOC15_REG_OFFSET(VCN, i, mmUVD_SCRATCH9);
 167		adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
 168		adev->vcn.inst[i].external.data0 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA0);
 169		adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
 170		adev->vcn.inst[i].external.data1 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA1);
 171		adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
 172		adev->vcn.inst[i].external.cmd = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_CMD);
 173		adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
 174		adev->vcn.inst[i].external.nop = SOC15_REG_OFFSET(VCN, i, mmUVD_NO_OP);
 175
 176		/* VCN DEC TRAP */
 177		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 178				VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[i].irq);
 179		if (r)
 180			return r;
 181
 182		atomic_set(&adev->vcn.inst[i].sched_score, 0);
 183
 184		ring = &adev->vcn.inst[i].ring_dec;
 185		ring->use_doorbell = true;
 186		if (amdgpu_sriov_vf(adev)) {
 187			ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1);
 188		} else {
 189			ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i;
 190		}
 
 191		sprintf(ring->name, "vcn_dec_%d", i);
 192		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
 193				     AMDGPU_RING_PRIO_DEFAULT,
 194				     &adev->vcn.inst[i].sched_score);
 195		if (r)
 196			return r;
 197
 198		for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 199			enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(j);
 200
 201			/* VCN ENC TRAP */
 202			r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 203				j + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
 204			if (r)
 205				return r;
 206
 207			ring = &adev->vcn.inst[i].ring_enc[j];
 208			ring->use_doorbell = true;
 209			if (amdgpu_sriov_vf(adev)) {
 210				ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1) + 1 + j;
 211			} else {
 212				ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + j + 8 * i;
 213			}
 
 214			sprintf(ring->name, "vcn_enc_%d.%d", i, j);
 215			r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
 216					     hw_prio, &adev->vcn.inst[i].sched_score);
 217			if (r)
 218				return r;
 219		}
 220
 221		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 222		fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SW_RING_FLAG) |
 223					     cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG) |
 224					     cpu_to_le32(AMDGPU_VCN_FW_SHARED_FLAG_0_RB);
 225		fw_shared->sw_ring.is_enabled = cpu_to_le32(DEC_SW_RING_ENABLED);
 226		fw_shared->present_flag_0 |= AMDGPU_VCN_SMU_VERSION_INFO_FLAG;
 227		if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(3, 1, 2))
 228			fw_shared->smu_interface_info.smu_interface_type = 2;
 229		else if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(3, 1, 1))
 
 230			fw_shared->smu_interface_info.smu_interface_type = 1;
 231
 232		if (amdgpu_vcnfw_log)
 233			amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
 234	}
 235
 236	if (amdgpu_sriov_vf(adev)) {
 237		r = amdgpu_virt_alloc_mm_table(adev);
 238		if (r)
 239			return r;
 240	}
 241	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 242		adev->vcn.pause_dpg_mode = vcn_v3_0_pause_dpg_mode;
 243
 244	return 0;
 245}
 246
 247/**
 248 * vcn_v3_0_sw_fini - sw fini for VCN block
 249 *
 250 * @handle: amdgpu_device pointer
 251 *
 252 * VCN suspend and free up sw allocation
 253 */
 254static int vcn_v3_0_sw_fini(void *handle)
 255{
 256	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 257	int i, r, idx;
 258
 259	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 260		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 261			volatile struct amdgpu_fw_shared *fw_shared;
 262
 263			if (adev->vcn.harvest_config & (1 << i))
 264				continue;
 265			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 266			fw_shared->present_flag_0 = 0;
 267			fw_shared->sw_ring.is_enabled = false;
 268		}
 269
 270		drm_dev_exit(idx);
 271	}
 272
 273	if (amdgpu_sriov_vf(adev))
 274		amdgpu_virt_free_mm_table(adev);
 275
 276	r = amdgpu_vcn_suspend(adev);
 277	if (r)
 278		return r;
 279
 280	r = amdgpu_vcn_sw_fini(adev);
 281
 282	return r;
 283}
 284
 285/**
 286 * vcn_v3_0_hw_init - start and test VCN block
 287 *
 288 * @handle: amdgpu_device pointer
 289 *
 290 * Initialize the hardware, boot up the VCPU and do some testing
 291 */
 292static int vcn_v3_0_hw_init(void *handle)
 293{
 294	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 295	struct amdgpu_ring *ring;
 296	int i, j, r;
 297
 298	if (amdgpu_sriov_vf(adev)) {
 299		r = vcn_v3_0_start_sriov(adev);
 300		if (r)
 301			goto done;
 302
 303		/* initialize VCN dec and enc ring buffers */
 304		for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 305			if (adev->vcn.harvest_config & (1 << i))
 306				continue;
 307
 308			ring = &adev->vcn.inst[i].ring_dec;
 309			if (amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, i)) {
 310				ring->sched.ready = false;
 311				ring->no_scheduler = true;
 312				dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
 313			} else {
 314				ring->wptr = 0;
 315				ring->wptr_old = 0;
 316				vcn_v3_0_dec_ring_set_wptr(ring);
 317				ring->sched.ready = true;
 318			}
 319
 320			for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 321				ring = &adev->vcn.inst[i].ring_enc[j];
 322				if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) {
 323					ring->sched.ready = false;
 324					ring->no_scheduler = true;
 325					dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
 326				} else {
 327					ring->wptr = 0;
 328					ring->wptr_old = 0;
 329					vcn_v3_0_enc_ring_set_wptr(ring);
 330					ring->sched.ready = true;
 331				}
 332			}
 333		}
 334	} else {
 335		for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 336			if (adev->vcn.harvest_config & (1 << i))
 337				continue;
 338
 339			ring = &adev->vcn.inst[i].ring_dec;
 340
 341			adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 342						     ring->doorbell_index, i);
 343
 344			r = amdgpu_ring_test_helper(ring);
 345			if (r)
 346				goto done;
 347
 348			for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
 349				ring = &adev->vcn.inst[i].ring_enc[j];
 350				r = amdgpu_ring_test_helper(ring);
 351				if (r)
 352					goto done;
 353			}
 354		}
 355	}
 356
 357done:
 358	if (!r)
 359		DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
 360			(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
 361
 362	return r;
 363}
 364
 365/**
 366 * vcn_v3_0_hw_fini - stop the hardware block
 367 *
 368 * @handle: amdgpu_device pointer
 369 *
 370 * Stop the VCN block, mark ring as not ready any more
 371 */
 372static int vcn_v3_0_hw_fini(void *handle)
 373{
 374	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 375	int i;
 376
 377	cancel_delayed_work_sync(&adev->vcn.idle_work);
 378
 379	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 380		if (adev->vcn.harvest_config & (1 << i))
 381			continue;
 382
 383		if (!amdgpu_sriov_vf(adev)) {
 384			if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 385					(adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 386					 RREG32_SOC15(VCN, i, mmUVD_STATUS))) {
 387				vcn_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 388			}
 389		}
 390	}
 391
 392	return 0;
 393}
 394
 395/**
 396 * vcn_v3_0_suspend - suspend VCN block
 397 *
 398 * @handle: amdgpu_device pointer
 399 *
 400 * HW fini and suspend VCN block
 401 */
 402static int vcn_v3_0_suspend(void *handle)
 403{
 404	int r;
 405	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 406
 407	r = vcn_v3_0_hw_fini(adev);
 408	if (r)
 409		return r;
 410
 411	r = amdgpu_vcn_suspend(adev);
 412
 413	return r;
 414}
 415
 416/**
 417 * vcn_v3_0_resume - resume VCN block
 418 *
 419 * @handle: amdgpu_device pointer
 420 *
 421 * Resume firmware and hw init VCN block
 422 */
 423static int vcn_v3_0_resume(void *handle)
 424{
 425	int r;
 426	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 427
 428	r = amdgpu_vcn_resume(adev);
 429	if (r)
 430		return r;
 431
 432	r = vcn_v3_0_hw_init(adev);
 433
 434	return r;
 435}
 436
 437/**
 438 * vcn_v3_0_mc_resume - memory controller programming
 439 *
 440 * @adev: amdgpu_device pointer
 441 * @inst: instance number
 442 *
 443 * Let the VCN memory controller know it's offsets
 444 */
 445static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
 446{
 447	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 448	uint32_t offset;
 449
 450	/* cache window 0: fw */
 451	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 452		WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 453			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
 454		WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 455			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
 456		WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
 457		offset = 0;
 458	} else {
 459		WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 460			lower_32_bits(adev->vcn.inst[inst].gpu_addr));
 461		WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 462			upper_32_bits(adev->vcn.inst[inst].gpu_addr));
 463		offset = size;
 464		WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0,
 465			AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 466	}
 467	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size);
 468
 469	/* cache window 1: stack */
 470	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 471		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 472	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 473		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 474	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0);
 475	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 476
 477	/* cache window 2: context */
 478	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 479		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 480	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 481		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 482	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0);
 483	WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 484
 485	/* non-cache window */
 486	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
 487		lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 488	WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
 489		upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 490	WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 491	WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0,
 492		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
 493}
 494
 495static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 496{
 497	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 498	uint32_t offset;
 499
 500	/* cache window 0: fw */
 501	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 502		if (!indirect) {
 503			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 504				VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 505				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
 506			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 507				VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 508				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
 509			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 510				VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 511		} else {
 512			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 513				VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
 514			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 515				VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
 516			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 517				VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 518		}
 519		offset = 0;
 520	} else {
 521		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 522			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 523			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 524		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 525			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 526			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 527		offset = size;
 528		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 529			VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0),
 530			AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
 531	}
 532
 533	if (!indirect)
 534		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 535			VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
 536	else
 537		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 538			VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
 539
 540	/* cache window 1: stack */
 541	if (!indirect) {
 542		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 543			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
 544			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 545		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 546			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
 547			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 548		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 549			VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 550	} else {
 551		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 552			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
 553		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 554			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
 555		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 556			VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 557	}
 558	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 559			VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
 560
 561	/* cache window 2: context */
 562	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 563			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
 564			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 565	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 566			VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
 567			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 568	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 569			VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
 570	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 571			VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
 572
 573	/* non-cache window */
 574	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 575			VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
 576			lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 577	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 578			VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
 579			upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 580	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 581			VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 582	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 583			VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0),
 584			AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
 585
 586	/* VCN global tiling registers */
 587	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 588		UVD, inst_idx, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
 589}
 590
 591static void vcn_v3_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
 592{
 593	uint32_t data = 0;
 594
 595	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 596		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 597			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 598			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 599			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 600			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 601			| 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 602			| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 603			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 604			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 605			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 606			| 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 607			| 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 608			| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 609			| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 610
 611		WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 612		SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS,
 613			UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
 614	} else {
 615		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 616			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 617			| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 618			| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 619			| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 620			| 1 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 621			| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 622			| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 623			| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 624			| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 625			| 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 626			| 1 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 627			| 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 628			| 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 629		WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 630		SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 0,  0x3F3FFFFF);
 631	}
 632
 633	data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 634	data &= ~0x103;
 635	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 636		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
 637			UVD_POWER_STATUS__UVD_PG_EN_MASK;
 638
 639	WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 640}
 641
 642static void vcn_v3_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
 643{
 644	uint32_t data;
 645
 646	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 647		/* Before power off, this indicator has to be turned on */
 648		data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
 649		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
 650		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
 651		WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
 652
 653		data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 654			| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 655			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 656			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 657			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 658			| 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
 659			| 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 660			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 661			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 662			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 663			| 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 664			| 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
 665			| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 666			| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 667		WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
 668
 669		data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
 670			| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
 671			| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
 672			| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
 673			| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
 674			| 2 << UVD_PGFSM_STATUS__UVDIRL_PWR_STATUS__SHIFT
 675			| 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
 676			| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
 677			| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
 678			| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
 679			| 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
 680			| 2 << UVD_PGFSM_STATUS__UVDATD_PWR_STATUS__SHIFT
 681			| 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
 682			| 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
 683		SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
 684	}
 685}
 686
 687/**
 688 * vcn_v3_0_disable_clock_gating - disable VCN clock gating
 689 *
 690 * @adev: amdgpu_device pointer
 691 * @inst: instance number
 692 *
 693 * Disable clock gating for VCN block
 694 */
 695static void vcn_v3_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
 696{
 697	uint32_t data;
 698
 699	/* VCN disable CGC */
 700	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 701	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 702		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 703	else
 704		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 705	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 706	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 707	WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 708
 709	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_GATE);
 710	data &= ~(UVD_CGC_GATE__SYS_MASK
 711		| UVD_CGC_GATE__UDEC_MASK
 712		| UVD_CGC_GATE__MPEG2_MASK
 713		| UVD_CGC_GATE__REGS_MASK
 714		| UVD_CGC_GATE__RBC_MASK
 715		| UVD_CGC_GATE__LMI_MC_MASK
 716		| UVD_CGC_GATE__LMI_UMC_MASK
 717		| UVD_CGC_GATE__IDCT_MASK
 718		| UVD_CGC_GATE__MPRD_MASK
 719		| UVD_CGC_GATE__MPC_MASK
 720		| UVD_CGC_GATE__LBSI_MASK
 721		| UVD_CGC_GATE__LRBBM_MASK
 722		| UVD_CGC_GATE__UDEC_RE_MASK
 723		| UVD_CGC_GATE__UDEC_CM_MASK
 724		| UVD_CGC_GATE__UDEC_IT_MASK
 725		| UVD_CGC_GATE__UDEC_DB_MASK
 726		| UVD_CGC_GATE__UDEC_MP_MASK
 727		| UVD_CGC_GATE__WCB_MASK
 728		| UVD_CGC_GATE__VCPU_MASK
 729		| UVD_CGC_GATE__MMSCH_MASK);
 730
 731	WREG32_SOC15(VCN, inst, mmUVD_CGC_GATE, data);
 732
 733	SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_CGC_GATE, 0,  0xFFFFFFFF);
 734
 735	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 736	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 737		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 738		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 739		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 740		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 741		| UVD_CGC_CTRL__SYS_MODE_MASK
 742		| UVD_CGC_CTRL__UDEC_MODE_MASK
 743		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 744		| UVD_CGC_CTRL__REGS_MODE_MASK
 745		| UVD_CGC_CTRL__RBC_MODE_MASK
 746		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 747		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 748		| UVD_CGC_CTRL__IDCT_MODE_MASK
 749		| UVD_CGC_CTRL__MPRD_MODE_MASK
 750		| UVD_CGC_CTRL__MPC_MODE_MASK
 751		| UVD_CGC_CTRL__LBSI_MODE_MASK
 752		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 753		| UVD_CGC_CTRL__WCB_MODE_MASK
 754		| UVD_CGC_CTRL__VCPU_MODE_MASK
 755		| UVD_CGC_CTRL__MMSCH_MODE_MASK);
 756	WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 757
 758	data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE);
 759	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 760		| UVD_SUVD_CGC_GATE__SIT_MASK
 761		| UVD_SUVD_CGC_GATE__SMP_MASK
 762		| UVD_SUVD_CGC_GATE__SCM_MASK
 763		| UVD_SUVD_CGC_GATE__SDB_MASK
 764		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
 765		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 766		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
 767		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 768		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
 769		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 770		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
 771		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 772		| UVD_SUVD_CGC_GATE__SCLR_MASK
 773		| UVD_SUVD_CGC_GATE__ENT_MASK
 774		| UVD_SUVD_CGC_GATE__IME_MASK
 775		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 776		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 777		| UVD_SUVD_CGC_GATE__SITE_MASK
 778		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 779		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 780		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 781		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 782		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK
 783		| UVD_SUVD_CGC_GATE__EFC_MASK
 784		| UVD_SUVD_CGC_GATE__SAOE_MASK
 785		| UVD_SUVD_CGC_GATE__SRE_AV1_MASK
 786		| UVD_SUVD_CGC_GATE__FBC_PCLK_MASK
 787		| UVD_SUVD_CGC_GATE__FBC_CCLK_MASK
 788		| UVD_SUVD_CGC_GATE__SCM_AV1_MASK
 789		| UVD_SUVD_CGC_GATE__SMPA_MASK);
 790	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data);
 791
 792	data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2);
 793	data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK
 794		| UVD_SUVD_CGC_GATE2__MPBE1_MASK
 795		| UVD_SUVD_CGC_GATE2__SIT_AV1_MASK
 796		| UVD_SUVD_CGC_GATE2__SDB_AV1_MASK
 797		| UVD_SUVD_CGC_GATE2__MPC1_MASK);
 798	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data);
 799
 800	data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 801	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 802		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 803		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 804		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 805		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 806		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 807		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 808		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 809		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 810		| UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 811		| UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 812		| UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 813		| UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 814		| UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 815		| UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 816		| UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 817		| UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 818		| UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 819		| UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 820	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 821}
 822
 823static void vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_device *adev,
 824		uint8_t sram_sel, int inst_idx, uint8_t indirect)
 825{
 826	uint32_t reg_data = 0;
 827
 828	/* enable sw clock gating control */
 829	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 830		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 831	else
 832		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 833	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 834	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 835	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 836		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 837		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 838		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 839		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 840		 UVD_CGC_CTRL__SYS_MODE_MASK |
 841		 UVD_CGC_CTRL__UDEC_MODE_MASK |
 842		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
 843		 UVD_CGC_CTRL__REGS_MODE_MASK |
 844		 UVD_CGC_CTRL__RBC_MODE_MASK |
 845		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 846		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 847		 UVD_CGC_CTRL__IDCT_MODE_MASK |
 848		 UVD_CGC_CTRL__MPRD_MODE_MASK |
 849		 UVD_CGC_CTRL__MPC_MODE_MASK |
 850		 UVD_CGC_CTRL__LBSI_MODE_MASK |
 851		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
 852		 UVD_CGC_CTRL__WCB_MODE_MASK |
 853		 UVD_CGC_CTRL__VCPU_MODE_MASK |
 854		 UVD_CGC_CTRL__MMSCH_MODE_MASK);
 855	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 856		VCN, inst_idx, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
 857
 858	/* turn off clock gating */
 859	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 860		VCN, inst_idx, mmUVD_CGC_GATE), 0, sram_sel, indirect);
 861
 862	/* turn on SUVD clock gating */
 863	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 864		VCN, inst_idx, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
 865
 866	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
 867	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 868		VCN, inst_idx, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
 869}
 870
 871/**
 872 * vcn_v3_0_enable_clock_gating - enable VCN clock gating
 873 *
 874 * @adev: amdgpu_device pointer
 875 * @inst: instance number
 876 *
 877 * Enable clock gating for VCN block
 878 */
 879static void vcn_v3_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
 880{
 881	uint32_t data;
 882
 883	/* enable VCN CGC */
 884	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 885	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 886		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 887	else
 888		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 889	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 890	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 891	WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 892
 893	data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
 894	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 895		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 896		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 897		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 898		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 899		| UVD_CGC_CTRL__SYS_MODE_MASK
 900		| UVD_CGC_CTRL__UDEC_MODE_MASK
 901		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 902		| UVD_CGC_CTRL__REGS_MODE_MASK
 903		| UVD_CGC_CTRL__RBC_MODE_MASK
 904		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 905		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 906		| UVD_CGC_CTRL__IDCT_MODE_MASK
 907		| UVD_CGC_CTRL__MPRD_MODE_MASK
 908		| UVD_CGC_CTRL__MPC_MODE_MASK
 909		| UVD_CGC_CTRL__LBSI_MODE_MASK
 910		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 911		| UVD_CGC_CTRL__WCB_MODE_MASK
 912		| UVD_CGC_CTRL__VCPU_MODE_MASK
 913		| UVD_CGC_CTRL__MMSCH_MODE_MASK);
 914	WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
 915
 916	data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
 917	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 918		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 919		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 920		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 921		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 922		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 923		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 924		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 925		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
 926		| UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
 927		| UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
 928		| UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
 929		| UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
 930		| UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
 931		| UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
 932		| UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
 933		| UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
 934		| UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
 935		| UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
 936	WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
 937}
 938
 939static int vcn_v3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 940{
 941	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 942	struct amdgpu_ring *ring;
 943	uint32_t rb_bufsz, tmp;
 944
 945	/* disable register anti-hang mechanism */
 946	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
 947		~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 948	/* enable dynamic power gating mode */
 949	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
 950	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 951	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 952	WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
 953
 954	if (indirect)
 955		adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
 956
 957	/* enable clock gating */
 958	vcn_v3_0_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
 959
 960	/* enable VCPU clock */
 961	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 962	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 963	tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
 964	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 965		VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
 966
 967	/* disable master interupt */
 968	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 969		VCN, inst_idx, mmUVD_MASTINT_EN), 0, 0, indirect);
 970
 971	/* setup mmUVD_LMI_CTRL */
 972	tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 973		UVD_LMI_CTRL__REQ_MODE_MASK |
 974		UVD_LMI_CTRL__CRC_RESET_MASK |
 975		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
 976		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 977		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 978		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 979		0x00100000L);
 980	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 981		VCN, inst_idx, mmUVD_LMI_CTRL), tmp, 0, indirect);
 982
 983	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 984		VCN, inst_idx, mmUVD_MPC_CNTL),
 985		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
 986
 987	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 988		VCN, inst_idx, mmUVD_MPC_SET_MUXA0),
 989		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 990		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 991		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 992		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
 993
 994	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 995		VCN, inst_idx, mmUVD_MPC_SET_MUXB0),
 996		 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
 997		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
 998		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
 999		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
1000
1001	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1002		VCN, inst_idx, mmUVD_MPC_SET_MUX),
1003		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1004		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1005		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
1006
1007	vcn_v3_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
1008
1009	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1010		VCN, inst_idx, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
1011	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1012		VCN, inst_idx, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
1013
1014	/* enable LMI MC and UMC channels */
1015	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1016		VCN, inst_idx, mmUVD_LMI_CTRL2), 0, 0, indirect);
1017
1018	/* unblock VCPU register access */
1019	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1020		VCN, inst_idx, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
1021
1022	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1023	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1024	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1025		VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1026
1027	/* enable master interrupt */
1028	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1029		VCN, inst_idx, mmUVD_MASTINT_EN),
1030		UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
1031
1032	/* add nop to workaround PSP size check */
1033	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1034		VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1035
1036	if (indirect)
1037		psp_update_vcn_sram(adev, inst_idx, adev->vcn.inst[inst_idx].dpg_sram_gpu_addr,
1038			(uint32_t)((uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_curr_addr -
1039				(uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr));
1040
1041	ring = &adev->vcn.inst[inst_idx].ring_dec;
1042	/* force RBC into idle state */
1043	rb_bufsz = order_base_2(ring->ring_size);
1044	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1045	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1046	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1047	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1048	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1049	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
1050
1051	/* Stall DPG before WPTR/RPTR reset */
1052	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1053		UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1054		~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1055	fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1056
1057	/* set the write pointer delay */
1058	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
1059
1060	/* set the wb address */
1061	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
1062		(upper_32_bits(ring->gpu_addr) >> 2));
1063
1064	/* programm the RB_BASE for ring buffer */
1065	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1066		lower_32_bits(ring->gpu_addr));
1067	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1068		upper_32_bits(ring->gpu_addr));
1069
1070	/* Initialize the ring buffer's read and write pointers */
1071	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
1072
1073	WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
1074
1075	ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
1076	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
1077		lower_32_bits(ring->wptr));
1078
1079	/* Reset FW shared memory RBC WPTR/RPTR */
1080	fw_shared->rb.rptr = 0;
1081	fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1082
1083	/*resetting done, fw can check RB ring */
1084	fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1085
1086	/* Unstall DPG */
1087	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1088		0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1089
1090	return 0;
1091}
1092
1093static int vcn_v3_0_start(struct amdgpu_device *adev)
1094{
1095	volatile struct amdgpu_fw_shared *fw_shared;
1096	struct amdgpu_ring *ring;
1097	uint32_t rb_bufsz, tmp;
1098	int i, j, k, r;
1099
1100	if (adev->pm.dpm_enabled)
1101		amdgpu_dpm_enable_uvd(adev, true);
1102
1103	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1104		if (adev->vcn.harvest_config & (1 << i))
1105			continue;
1106
1107		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG){
1108			r = vcn_v3_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1109			continue;
1110		}
1111
1112		/* disable VCN power gating */
1113		vcn_v3_0_disable_static_power_gating(adev, i);
1114
1115		/* set VCN status busy */
1116		tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1117		WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
1118
1119		/*SW clock gating */
1120		vcn_v3_0_disable_clock_gating(adev, i);
1121
1122		/* enable VCPU clock */
1123		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1124			UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1125
1126		/* disable master interrupt */
1127		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1128			~UVD_MASTINT_EN__VCPU_EN_MASK);
1129
1130		/* enable LMI MC and UMC channels */
1131		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1132			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1133
1134		tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1135		tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1136		tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1137		WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1138
1139		/* setup mmUVD_LMI_CTRL */
1140		tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1141		WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp |
1142			UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
1143			UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1144			UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1145			UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1146
1147		/* setup mmUVD_MPC_CNTL */
1148		tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1149		tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1150		tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1151		WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1152
1153		/* setup UVD_MPC_SET_MUXA0 */
1154		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1155			((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1156			(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1157			(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1158			(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1159
1160		/* setup UVD_MPC_SET_MUXB0 */
1161		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1162			((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1163			(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1164			(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1165			(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1166
1167		/* setup mmUVD_MPC_SET_MUX */
1168		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1169			((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1170			(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1171			(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1172
1173		vcn_v3_0_mc_resume(adev, i);
1174
1175		/* VCN global tiling registers */
1176		WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG,
1177			adev->gfx.config.gb_addr_config);
1178
1179		/* unblock VCPU register access */
1180		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1181			~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1182
1183		/* release VCPU reset to boot */
1184		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1185			~UVD_VCPU_CNTL__BLK_RST_MASK);
1186
1187		for (j = 0; j < 10; ++j) {
1188			uint32_t status;
1189
1190			for (k = 0; k < 100; ++k) {
1191				status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1192				if (status & 2)
1193					break;
1194				mdelay(10);
1195			}
1196			r = 0;
1197			if (status & 2)
1198				break;
1199
1200			DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i);
1201			WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1202				UVD_VCPU_CNTL__BLK_RST_MASK,
1203				~UVD_VCPU_CNTL__BLK_RST_MASK);
1204			mdelay(10);
1205			WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1206				~UVD_VCPU_CNTL__BLK_RST_MASK);
1207
1208			mdelay(10);
1209			r = -1;
1210		}
1211
1212		if (r) {
1213			DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i);
1214			return r;
1215		}
1216
1217		/* enable master interrupt */
1218		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1219			UVD_MASTINT_EN__VCPU_EN_MASK,
1220			~UVD_MASTINT_EN__VCPU_EN_MASK);
1221
1222		/* clear the busy bit of VCN_STATUS */
1223		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1224			~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1225
1226		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1227
1228		ring = &adev->vcn.inst[i].ring_dec;
1229		/* force RBC into idle state */
1230		rb_bufsz = order_base_2(ring->ring_size);
1231		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1232		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1233		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1234		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1235		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1236		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1237
1238		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1239		fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1240
1241		/* programm the RB_BASE for ring buffer */
1242		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1243			lower_32_bits(ring->gpu_addr));
1244		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1245			upper_32_bits(ring->gpu_addr));
1246
1247		/* Initialize the ring buffer's read and write pointers */
1248		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1249
1250		WREG32_SOC15(VCN, i, mmUVD_SCRATCH2, 0);
1251		ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1252		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1253			lower_32_bits(ring->wptr));
1254		fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1255		fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1256
1257		if (adev->ip_versions[UVD_HWIP][0] != IP_VERSION(3, 0, 33)) {
 
1258			fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1259			ring = &adev->vcn.inst[i].ring_enc[0];
1260			WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1261			WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1262			WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1263			WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1264			WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1265			fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1266
1267			fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1268			ring = &adev->vcn.inst[i].ring_enc[1];
1269			WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1270			WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1271			WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1272			WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1273			WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1274			fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1275		}
1276	}
1277
1278	return 0;
1279}
1280
1281static int vcn_v3_0_start_sriov(struct amdgpu_device *adev)
1282{
1283	int i, j;
1284	struct amdgpu_ring *ring;
1285	uint64_t cache_addr;
1286	uint64_t rb_addr;
1287	uint64_t ctx_addr;
1288	uint32_t param, resp, expected;
1289	uint32_t offset, cache_size;
1290	uint32_t tmp, timeout;
1291
1292	struct amdgpu_mm_table *table = &adev->virt.mm_table;
1293	uint32_t *table_loc;
1294	uint32_t table_size;
1295	uint32_t size, size_dw;
1296
1297	struct mmsch_v3_0_cmd_direct_write
1298		direct_wt = { {0} };
1299	struct mmsch_v3_0_cmd_direct_read_modify_write
1300		direct_rd_mod_wt = { {0} };
1301	struct mmsch_v3_0_cmd_end end = { {0} };
1302	struct mmsch_v3_0_init_header header;
1303
1304	direct_wt.cmd_header.command_type =
1305		MMSCH_COMMAND__DIRECT_REG_WRITE;
1306	direct_rd_mod_wt.cmd_header.command_type =
1307		MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1308	end.cmd_header.command_type =
1309		MMSCH_COMMAND__END;
1310
1311	header.version = MMSCH_VERSION;
1312	header.total_size = sizeof(struct mmsch_v3_0_init_header) >> 2;
1313	for (i = 0; i < AMDGPU_MAX_VCN_INSTANCES; i++) {
1314		header.inst[i].init_status = 0;
1315		header.inst[i].table_offset = 0;
1316		header.inst[i].table_size = 0;
1317	}
1318
1319	table_loc = (uint32_t *)table->cpu_addr;
1320	table_loc += header.total_size;
1321	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1322		if (adev->vcn.harvest_config & (1 << i))
1323			continue;
1324
1325		table_size = 0;
1326
1327		MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
1328			mmUVD_STATUS),
1329			~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1330
1331		cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
1332
1333		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1334			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1335				mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1336				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1337			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1338				mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1339				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1340			offset = 0;
1341			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1342				mmUVD_VCPU_CACHE_OFFSET0),
1343				0);
1344		} else {
1345			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1346				mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1347				lower_32_bits(adev->vcn.inst[i].gpu_addr));
1348			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1349				mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1350				upper_32_bits(adev->vcn.inst[i].gpu_addr));
1351			offset = cache_size;
1352			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1353				mmUVD_VCPU_CACHE_OFFSET0),
1354				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1355		}
1356
1357		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1358			mmUVD_VCPU_CACHE_SIZE0),
1359			cache_size);
1360
1361		cache_addr = adev->vcn.inst[i].gpu_addr + offset;
1362		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1363			mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1364			lower_32_bits(cache_addr));
1365		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1366			mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1367			upper_32_bits(cache_addr));
1368		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1369			mmUVD_VCPU_CACHE_OFFSET1),
1370			0);
1371		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1372			mmUVD_VCPU_CACHE_SIZE1),
1373			AMDGPU_VCN_STACK_SIZE);
1374
1375		cache_addr = adev->vcn.inst[i].gpu_addr + offset +
1376			AMDGPU_VCN_STACK_SIZE;
1377		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1378			mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1379			lower_32_bits(cache_addr));
1380		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1381			mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1382			upper_32_bits(cache_addr));
1383		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1384			mmUVD_VCPU_CACHE_OFFSET2),
1385			0);
1386		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1387			mmUVD_VCPU_CACHE_SIZE2),
1388			AMDGPU_VCN_CONTEXT_SIZE);
1389
1390		for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
1391			ring = &adev->vcn.inst[i].ring_enc[j];
1392			ring->wptr = 0;
1393			rb_addr = ring->gpu_addr;
1394			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1395				mmUVD_RB_BASE_LO),
1396				lower_32_bits(rb_addr));
1397			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1398				mmUVD_RB_BASE_HI),
1399				upper_32_bits(rb_addr));
1400			MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1401				mmUVD_RB_SIZE),
1402				ring->ring_size / 4);
1403		}
1404
1405		ring = &adev->vcn.inst[i].ring_dec;
1406		ring->wptr = 0;
1407		rb_addr = ring->gpu_addr;
1408		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1409			mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1410			lower_32_bits(rb_addr));
1411		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1412			mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1413			upper_32_bits(rb_addr));
1414		/* force RBC into idle state */
1415		tmp = order_base_2(ring->ring_size);
1416		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp);
1417		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1418		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1419		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1420		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1421		MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1422			mmUVD_RBC_RB_CNTL),
1423			tmp);
1424
1425		/* add end packet */
1426		MMSCH_V3_0_INSERT_END();
1427
1428		/* refine header */
1429		header.inst[i].init_status = 0;
1430		header.inst[i].table_offset = header.total_size;
1431		header.inst[i].table_size = table_size;
1432		header.total_size += table_size;
1433	}
1434
1435	/* Update init table header in memory */
1436	size = sizeof(struct mmsch_v3_0_init_header);
1437	table_loc = (uint32_t *)table->cpu_addr;
1438	memcpy((void *)table_loc, &header, size);
1439
1440	/* message MMSCH (in VCN[0]) to initialize this client
1441	 * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
1442	 * of memory descriptor location
1443	 */
1444	ctx_addr = table->gpu_addr;
1445	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
1446	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
1447
1448	/* 2, update vmid of descriptor */
1449	tmp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1450	tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1451	/* use domain0 for MM scheduler */
1452	tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1453	WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, tmp);
1454
1455	/* 3, notify mmsch about the size of this descriptor */
1456	size = header.total_size;
1457	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1458
1459	/* 4, set resp to zero */
1460	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1461
1462	/* 5, kick off the initialization and wait until
1463	 * MMSCH_VF_MAILBOX_RESP becomes non-zero
1464	 */
1465	param = 0x10000001;
1466	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, param);
1467	tmp = 0;
1468	timeout = 1000;
1469	resp = 0;
1470	expected = param + 1;
1471	while (resp != expected) {
1472		resp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1473		if (resp == expected)
1474			break;
1475
1476		udelay(10);
1477		tmp = tmp + 10;
1478		if (tmp >= timeout) {
1479			DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
1480				" waiting for mmMMSCH_VF_MAILBOX_RESP "\
1481				"(expected=0x%08x, readback=0x%08x)\n",
1482				tmp, expected, resp);
1483			return -EBUSY;
1484		}
1485	}
1486
1487	return 0;
1488}
1489
1490static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1491{
1492	struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
1493	uint32_t tmp;
1494
1495	vcn_v3_0_pause_dpg_mode(adev, inst_idx, &state);
1496
1497	/* Wait for power status to be 1 */
1498	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1499		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1500
1501	/* wait for read ptr to be equal to write ptr */
1502	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1503	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1504
1505	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1506	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1507
1508	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1509	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1510
1511	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1512		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1513
1514	/* disable dynamic power gating mode */
1515	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1516		~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1517
1518	return 0;
1519}
1520
1521static int vcn_v3_0_stop(struct amdgpu_device *adev)
1522{
1523	uint32_t tmp;
1524	int i, r = 0;
1525
1526	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1527		if (adev->vcn.harvest_config & (1 << i))
1528			continue;
1529
1530		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1531			r = vcn_v3_0_stop_dpg_mode(adev, i);
1532			continue;
1533		}
1534
1535		/* wait for vcn idle */
1536		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1537		if (r)
1538			return r;
1539
1540		tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1541			UVD_LMI_STATUS__READ_CLEAN_MASK |
1542			UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1543			UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1544		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1545		if (r)
1546			return r;
1547
1548		/* disable LMI UMC channel */
1549		tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1550		tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1551		WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1552		tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1553			UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1554		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1555		if (r)
1556			return r;
1557
1558		/* block VCPU register access */
1559		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1560			UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1561			~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1562
1563		/* reset VCPU */
1564		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1565			UVD_VCPU_CNTL__BLK_RST_MASK,
1566			~UVD_VCPU_CNTL__BLK_RST_MASK);
1567
1568		/* disable VCPU clock */
1569		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1570			~(UVD_VCPU_CNTL__CLK_EN_MASK));
1571
1572		/* apply soft reset */
1573		tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1574		tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1575		WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1576		tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1577		tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1578		WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1579
1580		/* clear status */
1581		WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1582
1583		/* apply HW clock gating */
1584		vcn_v3_0_enable_clock_gating(adev, i);
1585
1586		/* enable VCN power gating */
1587		vcn_v3_0_enable_static_power_gating(adev, i);
1588	}
1589
1590	if (adev->pm.dpm_enabled)
1591		amdgpu_dpm_enable_uvd(adev, false);
1592
1593	return 0;
1594}
1595
1596static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
1597		   int inst_idx, struct dpg_pause_state *new_state)
1598{
1599	volatile struct amdgpu_fw_shared *fw_shared;
1600	struct amdgpu_ring *ring;
1601	uint32_t reg_data = 0;
1602	int ret_code;
1603
1604	/* pause/unpause if state is changed */
1605	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1606		DRM_DEBUG("dpg pause state changed %d -> %d",
1607			adev->vcn.inst[inst_idx].pause_state.fw_based,	new_state->fw_based);
1608		reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1609			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1610
1611		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1612			ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1613				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1614
1615			if (!ret_code) {
1616				/* pause DPG */
1617				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1618				WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1619
1620				/* wait for ACK */
1621				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1622					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1623					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1624
1625				/* Stall DPG before WPTR/RPTR reset */
1626				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1627					UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1628					~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1629
1630				if (adev->ip_versions[UVD_HWIP][0] != IP_VERSION(3, 0, 33)) {
 
1631					/* Restore */
1632					fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1633					fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1634					ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1635					ring->wptr = 0;
1636					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1637					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1638					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1639					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1640					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1641					fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1642
1643					fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1644					ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1645					ring->wptr = 0;
1646					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1647					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1648					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1649					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1650					WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1651					fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1652
1653					/* restore wptr/rptr with pointers saved in FW shared memory*/
1654					WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, fw_shared->rb.rptr);
1655					WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, fw_shared->rb.wptr);
1656				}
1657
1658				/* Unstall DPG */
1659				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1660					0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1661
1662				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1663					UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1664			}
1665		} else {
1666			/* unpause dpg, no need to wait */
1667			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1668			WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1669		}
1670		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1671	}
1672
1673	return 0;
1674}
1675
1676/**
1677 * vcn_v3_0_dec_ring_get_rptr - get read pointer
1678 *
1679 * @ring: amdgpu_ring pointer
1680 *
1681 * Returns the current hardware read pointer
1682 */
1683static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1684{
1685	struct amdgpu_device *adev = ring->adev;
1686
1687	return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1688}
1689
1690/**
1691 * vcn_v3_0_dec_ring_get_wptr - get write pointer
1692 *
1693 * @ring: amdgpu_ring pointer
1694 *
1695 * Returns the current hardware write pointer
1696 */
1697static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1698{
1699	struct amdgpu_device *adev = ring->adev;
1700
1701	if (ring->use_doorbell)
1702		return *ring->wptr_cpu_addr;
1703	else
1704		return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1705}
1706
1707/**
1708 * vcn_v3_0_dec_ring_set_wptr - set write pointer
1709 *
1710 * @ring: amdgpu_ring pointer
1711 *
1712 * Commits the write pointer to the hardware
1713 */
1714static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1715{
1716	struct amdgpu_device *adev = ring->adev;
1717	volatile struct amdgpu_fw_shared *fw_shared;
1718
1719	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1720		/*whenever update RBC_RB_WPTR, we save the wptr in shared rb.wptr and scratch2 */
1721		fw_shared = adev->vcn.inst[ring->me].fw_shared.cpu_addr;
1722		fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1723		WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2,
1724			lower_32_bits(ring->wptr));
1725	}
1726
1727	if (ring->use_doorbell) {
1728		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1729		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1730	} else {
1731		WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1732	}
1733}
1734
1735static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
1736	.type = AMDGPU_RING_TYPE_VCN_DEC,
1737	.align_mask = 0x3f,
1738	.nop = VCN_DEC_SW_CMD_NO_OP,
1739	.secure_submission_supported = true,
1740	.vmhub = AMDGPU_MMHUB_0,
1741	.get_rptr = vcn_v3_0_dec_ring_get_rptr,
1742	.get_wptr = vcn_v3_0_dec_ring_get_wptr,
1743	.set_wptr = vcn_v3_0_dec_ring_set_wptr,
1744	.emit_frame_size =
1745		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1746		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1747		VCN_SW_RING_EMIT_FRAME_SIZE,
1748	.emit_ib_size = 5, /* vcn_dec_sw_ring_emit_ib */
1749	.emit_ib = vcn_dec_sw_ring_emit_ib,
1750	.emit_fence = vcn_dec_sw_ring_emit_fence,
1751	.emit_vm_flush = vcn_dec_sw_ring_emit_vm_flush,
1752	.test_ring = amdgpu_vcn_dec_sw_ring_test_ring,
1753	.test_ib = NULL,//amdgpu_vcn_dec_sw_ring_test_ib,
1754	.insert_nop = amdgpu_ring_insert_nop,
1755	.insert_end = vcn_dec_sw_ring_insert_end,
1756	.pad_ib = amdgpu_ring_generic_pad_ib,
1757	.begin_use = amdgpu_vcn_ring_begin_use,
1758	.end_use = amdgpu_vcn_ring_end_use,
1759	.emit_wreg = vcn_dec_sw_ring_emit_wreg,
1760	.emit_reg_wait = vcn_dec_sw_ring_emit_reg_wait,
1761	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1762};
1763
1764static int vcn_v3_0_limit_sched(struct amdgpu_cs_parser *p,
1765				struct amdgpu_job *job)
1766{
1767	struct drm_gpu_scheduler **scheds;
1768
1769	/* The create msg must be in the first IB submitted */
1770	if (atomic_read(&job->base.entity->fence_seq))
1771		return -EINVAL;
1772
 
 
 
 
1773	scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_DEC]
1774		[AMDGPU_RING_PRIO_DEFAULT].sched;
1775	drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
1776	return 0;
1777}
1778
1779static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
1780			    uint64_t addr)
1781{
1782	struct ttm_operation_ctx ctx = { false, false };
1783	struct amdgpu_bo_va_mapping *map;
1784	uint32_t *msg, num_buffers;
1785	struct amdgpu_bo *bo;
1786	uint64_t start, end;
1787	unsigned int i;
1788	void * ptr;
1789	int r;
1790
1791	addr &= AMDGPU_GMC_HOLE_MASK;
1792	r = amdgpu_cs_find_mapping(p, addr, &bo, &map);
1793	if (r) {
1794		DRM_ERROR("Can't find BO for addr 0x%08Lx\n", addr);
1795		return r;
1796	}
1797
1798	start = map->start * AMDGPU_GPU_PAGE_SIZE;
1799	end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE;
1800	if (addr & 0x7) {
1801		DRM_ERROR("VCN messages must be 8 byte aligned!\n");
1802		return -EINVAL;
1803	}
1804
1805	bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
1806	amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
1807	r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
1808	if (r) {
1809		DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r);
1810		return r;
1811	}
1812
1813	r = amdgpu_bo_kmap(bo, &ptr);
1814	if (r) {
1815		DRM_ERROR("Failed mapping the VCN message (%d)!\n", r);
1816		return r;
1817	}
1818
1819	msg = ptr + addr - start;
1820
1821	/* Check length */
1822	if (msg[1] > end - addr) {
1823		r = -EINVAL;
1824		goto out;
1825	}
1826
1827	if (msg[3] != RDECODE_MSG_CREATE)
1828		goto out;
1829
1830	num_buffers = msg[2];
1831	for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) {
1832		uint32_t offset, size, *create;
1833
1834		if (msg[0] != RDECODE_MESSAGE_CREATE)
1835			continue;
1836
1837		offset = msg[1];
1838		size = msg[2];
1839
1840		if (offset + size > end) {
1841			r = -EINVAL;
1842			goto out;
1843		}
1844
1845		create = ptr + addr + offset - start;
1846
1847		/* H246, HEVC and VP9 can run on any instance */
1848		if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
1849			continue;
1850
1851		r = vcn_v3_0_limit_sched(p, job);
1852		if (r)
1853			goto out;
1854	}
1855
1856out:
1857	amdgpu_bo_kunmap(bo);
1858	return r;
1859}
1860
1861static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1862					   struct amdgpu_job *job,
1863					   struct amdgpu_ib *ib)
1864{
1865	struct amdgpu_ring *ring = amdgpu_job_ring(job);
1866	uint32_t msg_lo = 0, msg_hi = 0;
1867	unsigned i;
1868	int r;
1869
1870	/* The first instance can decode anything */
1871	if (!ring->me)
1872		return 0;
1873
1874	for (i = 0; i < ib->length_dw; i += 2) {
1875		uint32_t reg = amdgpu_ib_get_value(ib, i);
1876		uint32_t val = amdgpu_ib_get_value(ib, i + 1);
1877
1878		if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
1879			msg_lo = val;
1880		} else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
1881			msg_hi = val;
1882		} else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0) &&
1883			   val == 0) {
1884			r = vcn_v3_0_dec_msg(p, job,
1885					     ((u64)msg_hi) << 32 | msg_lo);
1886			if (r)
1887				return r;
1888		}
1889	}
1890	return 0;
1891}
1892
1893static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
1894	.type = AMDGPU_RING_TYPE_VCN_DEC,
1895	.align_mask = 0xf,
1896	.secure_submission_supported = true,
1897	.vmhub = AMDGPU_MMHUB_0,
1898	.get_rptr = vcn_v3_0_dec_ring_get_rptr,
1899	.get_wptr = vcn_v3_0_dec_ring_get_wptr,
1900	.set_wptr = vcn_v3_0_dec_ring_set_wptr,
1901	.patch_cs_in_place = vcn_v3_0_ring_patch_cs_in_place,
1902	.emit_frame_size =
1903		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1904		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1905		8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1906		14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1907		6,
1908	.emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1909	.emit_ib = vcn_v2_0_dec_ring_emit_ib,
1910	.emit_fence = vcn_v2_0_dec_ring_emit_fence,
1911	.emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1912	.test_ring = vcn_v2_0_dec_ring_test_ring,
1913	.test_ib = amdgpu_vcn_dec_ring_test_ib,
1914	.insert_nop = vcn_v2_0_dec_ring_insert_nop,
1915	.insert_start = vcn_v2_0_dec_ring_insert_start,
1916	.insert_end = vcn_v2_0_dec_ring_insert_end,
1917	.pad_ib = amdgpu_ring_generic_pad_ib,
1918	.begin_use = amdgpu_vcn_ring_begin_use,
1919	.end_use = amdgpu_vcn_ring_end_use,
1920	.emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1921	.emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1922	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1923};
1924
1925/**
1926 * vcn_v3_0_enc_ring_get_rptr - get enc read pointer
1927 *
1928 * @ring: amdgpu_ring pointer
1929 *
1930 * Returns the current hardware enc read pointer
1931 */
1932static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1933{
1934	struct amdgpu_device *adev = ring->adev;
1935
1936	if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1937		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1938	else
1939		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1940}
1941
1942/**
1943 * vcn_v3_0_enc_ring_get_wptr - get enc write pointer
1944 *
1945 * @ring: amdgpu_ring pointer
1946 *
1947 * Returns the current hardware enc write pointer
1948 */
1949static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1950{
1951	struct amdgpu_device *adev = ring->adev;
1952
1953	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1954		if (ring->use_doorbell)
1955			return *ring->wptr_cpu_addr;
1956		else
1957			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1958	} else {
1959		if (ring->use_doorbell)
1960			return *ring->wptr_cpu_addr;
1961		else
1962			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1963	}
1964}
1965
1966/**
1967 * vcn_v3_0_enc_ring_set_wptr - set enc write pointer
1968 *
1969 * @ring: amdgpu_ring pointer
1970 *
1971 * Commits the enc write pointer to the hardware
1972 */
1973static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1974{
1975	struct amdgpu_device *adev = ring->adev;
1976
1977	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1978		if (ring->use_doorbell) {
1979			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1980			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1981		} else {
1982			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1983		}
1984	} else {
1985		if (ring->use_doorbell) {
1986			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1987			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1988		} else {
1989			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1990		}
1991	}
1992}
1993
1994static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
1995	.type = AMDGPU_RING_TYPE_VCN_ENC,
1996	.align_mask = 0x3f,
1997	.nop = VCN_ENC_CMD_NO_OP,
1998	.vmhub = AMDGPU_MMHUB_0,
1999	.get_rptr = vcn_v3_0_enc_ring_get_rptr,
2000	.get_wptr = vcn_v3_0_enc_ring_get_wptr,
2001	.set_wptr = vcn_v3_0_enc_ring_set_wptr,
2002	.emit_frame_size =
2003		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2004		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2005		4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
2006		5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
2007		1, /* vcn_v2_0_enc_ring_insert_end */
2008	.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
2009	.emit_ib = vcn_v2_0_enc_ring_emit_ib,
2010	.emit_fence = vcn_v2_0_enc_ring_emit_fence,
2011	.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
2012	.test_ring = amdgpu_vcn_enc_ring_test_ring,
2013	.test_ib = amdgpu_vcn_enc_ring_test_ib,
2014	.insert_nop = amdgpu_ring_insert_nop,
2015	.insert_end = vcn_v2_0_enc_ring_insert_end,
2016	.pad_ib = amdgpu_ring_generic_pad_ib,
2017	.begin_use = amdgpu_vcn_ring_begin_use,
2018	.end_use = amdgpu_vcn_ring_end_use,
2019	.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
2020	.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
2021	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2022};
2023
2024static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2025{
2026	int i;
2027
2028	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2029		if (adev->vcn.harvest_config & (1 << i))
2030			continue;
2031
2032		if (!DEC_SW_RING_ENABLED)
2033			adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
2034		else
2035			adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
2036		adev->vcn.inst[i].ring_dec.me = i;
2037		DRM_INFO("VCN(%d) decode%s is enabled in VM mode\n", i,
2038			  DEC_SW_RING_ENABLED?"(Software Ring)":"");
2039	}
2040}
2041
2042static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2043{
2044	int i, j;
2045
2046	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2047		if (adev->vcn.harvest_config & (1 << i))
2048			continue;
2049
2050		for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
2051			adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
2052			adev->vcn.inst[i].ring_enc[j].me = i;
2053		}
2054		if (adev->vcn.num_enc_rings > 0)
2055			DRM_INFO("VCN(%d) encode is enabled in VM mode\n", i);
2056	}
2057}
2058
2059static bool vcn_v3_0_is_idle(void *handle)
2060{
2061	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2062	int i, ret = 1;
2063
2064	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2065		if (adev->vcn.harvest_config & (1 << i))
2066			continue;
2067
2068		ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
2069	}
2070
2071	return ret;
2072}
2073
2074static int vcn_v3_0_wait_for_idle(void *handle)
2075{
2076	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2077	int i, ret = 0;
2078
2079	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2080		if (adev->vcn.harvest_config & (1 << i))
2081			continue;
2082
2083		ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
2084			UVD_STATUS__IDLE);
2085		if (ret)
2086			return ret;
2087	}
2088
2089	return ret;
2090}
2091
2092static int vcn_v3_0_set_clockgating_state(void *handle,
2093					  enum amd_clockgating_state state)
2094{
2095	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2096	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
2097	int i;
2098
2099	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2100		if (adev->vcn.harvest_config & (1 << i))
2101			continue;
2102
2103		if (enable) {
2104			if (RREG32_SOC15(VCN, i, mmUVD_STATUS) != UVD_STATUS__IDLE)
2105				return -EBUSY;
2106			vcn_v3_0_enable_clock_gating(adev, i);
2107		} else {
2108			vcn_v3_0_disable_clock_gating(adev, i);
2109		}
2110	}
2111
2112	return 0;
2113}
2114
2115static int vcn_v3_0_set_powergating_state(void *handle,
2116					  enum amd_powergating_state state)
2117{
2118	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2119	int ret;
2120
2121	/* for SRIOV, guest should not control VCN Power-gating
2122	 * MMSCH FW should control Power-gating and clock-gating
2123	 * guest should avoid touching CGC and PG
2124	 */
2125	if (amdgpu_sriov_vf(adev)) {
2126		adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
2127		return 0;
2128	}
2129
2130	if(state == adev->vcn.cur_state)
2131		return 0;
2132
2133	if (state == AMD_PG_STATE_GATE)
2134		ret = vcn_v3_0_stop(adev);
2135	else
2136		ret = vcn_v3_0_start(adev);
2137
2138	if(!ret)
2139		adev->vcn.cur_state = state;
2140
2141	return ret;
2142}
2143
2144static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev,
2145					struct amdgpu_irq_src *source,
2146					unsigned type,
2147					enum amdgpu_interrupt_state state)
2148{
2149	return 0;
2150}
2151
2152static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev,
2153				      struct amdgpu_irq_src *source,
2154				      struct amdgpu_iv_entry *entry)
2155{
2156	uint32_t ip_instance;
2157
2158	switch (entry->client_id) {
2159	case SOC15_IH_CLIENTID_VCN:
2160		ip_instance = 0;
2161		break;
2162	case SOC15_IH_CLIENTID_VCN1:
2163		ip_instance = 1;
2164		break;
2165	default:
2166		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
2167		return 0;
2168	}
2169
2170	DRM_DEBUG("IH: VCN TRAP\n");
2171
2172	switch (entry->src_id) {
2173	case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
2174		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
2175		break;
2176	case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
2177		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
2178		break;
2179	case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
2180		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
2181		break;
2182	default:
2183		DRM_ERROR("Unhandled interrupt: %d %d\n",
2184			  entry->src_id, entry->src_data[0]);
2185		break;
2186	}
2187
2188	return 0;
2189}
2190
2191static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
2192	.set = vcn_v3_0_set_interrupt_state,
2193	.process = vcn_v3_0_process_interrupt,
2194};
2195
2196static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
2197{
2198	int i;
2199
2200	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2201		if (adev->vcn.harvest_config & (1 << i))
2202			continue;
2203
2204		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
2205		adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
2206	}
2207}
2208
2209static const struct amd_ip_funcs vcn_v3_0_ip_funcs = {
2210	.name = "vcn_v3_0",
2211	.early_init = vcn_v3_0_early_init,
2212	.late_init = NULL,
2213	.sw_init = vcn_v3_0_sw_init,
2214	.sw_fini = vcn_v3_0_sw_fini,
2215	.hw_init = vcn_v3_0_hw_init,
2216	.hw_fini = vcn_v3_0_hw_fini,
2217	.suspend = vcn_v3_0_suspend,
2218	.resume = vcn_v3_0_resume,
2219	.is_idle = vcn_v3_0_is_idle,
2220	.wait_for_idle = vcn_v3_0_wait_for_idle,
2221	.check_soft_reset = NULL,
2222	.pre_soft_reset = NULL,
2223	.soft_reset = NULL,
2224	.post_soft_reset = NULL,
2225	.set_clockgating_state = vcn_v3_0_set_clockgating_state,
2226	.set_powergating_state = vcn_v3_0_set_powergating_state,
2227};
2228
2229const struct amdgpu_ip_block_version vcn_v3_0_ip_block =
2230{
2231	.type = AMD_IP_BLOCK_TYPE_VCN,
2232	.major = 3,
2233	.minor = 0,
2234	.rev = 0,
2235	.funcs = &vcn_v3_0_ip_funcs,
2236};