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   1/*
   2 * Copyright 2021 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 "soc15_hw_ip.h"
  32#include "vcn_v2_0.h"
  33#include "mmsch_v4_0.h"
  34#include "vcn_v4_0.h"
  35
  36#include "vcn/vcn_4_0_0_offset.h"
  37#include "vcn/vcn_4_0_0_sh_mask.h"
  38#include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
  39
  40#include <drm/drm_drv.h>
  41
  42#define mmUVD_DPG_LMA_CTL							regUVD_DPG_LMA_CTL
  43#define mmUVD_DPG_LMA_CTL_BASE_IDX						regUVD_DPG_LMA_CTL_BASE_IDX
  44#define mmUVD_DPG_LMA_DATA							regUVD_DPG_LMA_DATA
  45#define mmUVD_DPG_LMA_DATA_BASE_IDX						regUVD_DPG_LMA_DATA_BASE_IDX
  46
  47#define VCN_VID_SOC_ADDRESS_2_0							0x1fb00
  48#define VCN1_VID_SOC_ADDRESS_3_0						0x48300
  49
  50#define VCN_HARVEST_MMSCH								0
  51
  52#define RDECODE_MSG_CREATE							0x00000000
  53#define RDECODE_MESSAGE_CREATE							0x00000001
  54
  55static int amdgpu_ih_clientid_vcns[] = {
  56	SOC15_IH_CLIENTID_VCN,
  57	SOC15_IH_CLIENTID_VCN1
  58};
  59
  60static int vcn_v4_0_start_sriov(struct amdgpu_device *adev);
  61static void vcn_v4_0_set_unified_ring_funcs(struct amdgpu_device *adev);
  62static void vcn_v4_0_set_irq_funcs(struct amdgpu_device *adev);
  63static int vcn_v4_0_set_powergating_state(void *handle,
  64        enum amd_powergating_state state);
  65static int vcn_v4_0_pause_dpg_mode(struct amdgpu_device *adev,
  66        int inst_idx, struct dpg_pause_state *new_state);
  67static void vcn_v4_0_unified_ring_set_wptr(struct amdgpu_ring *ring);
  68static void vcn_v4_0_set_ras_funcs(struct amdgpu_device *adev);
  69
  70/**
  71 * vcn_v4_0_early_init - set function pointers
  72 *
  73 * @handle: amdgpu_device pointer
  74 *
  75 * Set ring and irq function pointers
  76 */
  77static int vcn_v4_0_early_init(void *handle)
  78{
  79	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  80
  81	if (amdgpu_sriov_vf(adev))
  82		adev->vcn.harvest_config = VCN_HARVEST_MMSCH;
  83
  84	/* re-use enc ring as unified ring */
  85	adev->vcn.num_enc_rings = 1;
  86
  87	vcn_v4_0_set_unified_ring_funcs(adev);
  88	vcn_v4_0_set_irq_funcs(adev);
  89	vcn_v4_0_set_ras_funcs(adev);
  90
  91	return 0;
  92}
  93
  94/**
  95 * vcn_v4_0_sw_init - sw init for VCN block
  96 *
  97 * @handle: amdgpu_device pointer
  98 *
  99 * Load firmware and sw initialization
 100 */
 101static int vcn_v4_0_sw_init(void *handle)
 102{
 103	struct amdgpu_ring *ring;
 104	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 105	int i, r;
 106
 107	r = amdgpu_vcn_sw_init(adev);
 108	if (r)
 109		return r;
 110
 111	amdgpu_vcn_setup_ucode(adev);
 112
 113	r = amdgpu_vcn_resume(adev);
 114	if (r)
 115		return r;
 116
 117	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 118		volatile struct amdgpu_vcn4_fw_shared *fw_shared;
 119
 120		if (adev->vcn.harvest_config & (1 << i))
 121			continue;
 122
 123		atomic_set(&adev->vcn.inst[i].sched_score, 0);
 124
 125		/* VCN UNIFIED TRAP */
 126		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 127				VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
 128		if (r)
 129			return r;
 130
 131		/* VCN POISON TRAP */
 132		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
 133				VCN_4_0__SRCID_UVD_POISON, &adev->vcn.inst[i].irq);
 134		if (r)
 135			return r;
 136
 137		ring = &adev->vcn.inst[i].ring_enc[0];
 138		ring->use_doorbell = true;
 139		if (amdgpu_sriov_vf(adev))
 140			ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + i * (adev->vcn.num_enc_rings + 1) + 1;
 141		else
 142			ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + 8 * i;
 143
 144		sprintf(ring->name, "vcn_unified_%d", i);
 145
 146		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
 147						AMDGPU_RING_PRIO_0, &adev->vcn.inst[i].sched_score);
 148		if (r)
 149			return r;
 150
 151		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 152		fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_FW_SHARED_FLAG_0_UNIFIED_QUEUE);
 153		fw_shared->sq.is_enabled = 1;
 154
 155		fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SMU_DPM_INTERFACE_FLAG);
 156		fw_shared->smu_dpm_interface.smu_interface_type = (adev->flags & AMD_IS_APU) ?
 157			AMDGPU_VCN_SMU_DPM_INTERFACE_APU : AMDGPU_VCN_SMU_DPM_INTERFACE_DGPU;
 158
 159		if (amdgpu_sriov_vf(adev))
 160			fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_VF_RB_SETUP_FLAG);
 161
 162		if (amdgpu_vcnfw_log)
 163			amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
 164	}
 165
 166	if (amdgpu_sriov_vf(adev)) {
 167		r = amdgpu_virt_alloc_mm_table(adev);
 168		if (r)
 169			return r;
 170	}
 171
 172	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 173		adev->vcn.pause_dpg_mode = vcn_v4_0_pause_dpg_mode;
 174
 175	return 0;
 176}
 177
 178/**
 179 * vcn_v4_0_sw_fini - sw fini for VCN block
 180 *
 181 * @handle: amdgpu_device pointer
 182 *
 183 * VCN suspend and free up sw allocation
 184 */
 185static int vcn_v4_0_sw_fini(void *handle)
 186{
 187	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 188	int i, r, idx;
 189
 190	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 191		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 192			volatile struct amdgpu_vcn4_fw_shared *fw_shared;
 193
 194			if (adev->vcn.harvest_config & (1 << i))
 195				continue;
 196
 197			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 198			fw_shared->present_flag_0 = 0;
 199			fw_shared->sq.is_enabled = 0;
 200		}
 201
 202		drm_dev_exit(idx);
 203	}
 204
 205	if (amdgpu_sriov_vf(adev))
 206		amdgpu_virt_free_mm_table(adev);
 207
 208	r = amdgpu_vcn_suspend(adev);
 209	if (r)
 210		return r;
 211
 212	r = amdgpu_vcn_sw_fini(adev);
 213
 214	return r;
 215}
 216
 217/**
 218 * vcn_v4_0_hw_init - start and test VCN block
 219 *
 220 * @handle: amdgpu_device pointer
 221 *
 222 * Initialize the hardware, boot up the VCPU and do some testing
 223 */
 224static int vcn_v4_0_hw_init(void *handle)
 225{
 226	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 227	struct amdgpu_ring *ring;
 228	int i, r;
 229
 230	if (amdgpu_sriov_vf(adev)) {
 231		r = vcn_v4_0_start_sriov(adev);
 232		if (r)
 233			goto done;
 234
 235		for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 236			if (adev->vcn.harvest_config & (1 << i))
 237				continue;
 238
 239			ring = &adev->vcn.inst[i].ring_enc[0];
 240			if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) {
 241				ring->sched.ready = false;
 242				ring->no_scheduler = true;
 243				dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
 244			} else {
 245				ring->wptr = 0;
 246				ring->wptr_old = 0;
 247				vcn_v4_0_unified_ring_set_wptr(ring);
 248				ring->sched.ready = true;
 249			}
 250		}
 251	} else {
 252		for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 253			if (adev->vcn.harvest_config & (1 << i))
 254				continue;
 255
 256			ring = &adev->vcn.inst[i].ring_enc[0];
 257
 258			adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 259					((adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i), i);
 260
 261			r = amdgpu_ring_test_helper(ring);
 262			if (r)
 263				goto done;
 264
 265		}
 266	}
 267
 268done:
 269	if (!r)
 270		DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
 271			(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
 272
 273	return r;
 274}
 275
 276/**
 277 * vcn_v4_0_hw_fini - stop the hardware block
 278 *
 279 * @handle: amdgpu_device pointer
 280 *
 281 * Stop the VCN block, mark ring as not ready any more
 282 */
 283static int vcn_v4_0_hw_fini(void *handle)
 284{
 285	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 286	int i;
 287
 288	cancel_delayed_work_sync(&adev->vcn.idle_work);
 289
 290	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 291		if (adev->vcn.harvest_config & (1 << i))
 292			continue;
 293		if (!amdgpu_sriov_vf(adev)) {
 294			if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 295                        (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 296                                RREG32_SOC15(VCN, i, regUVD_STATUS))) {
 297                        vcn_v4_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 298			}
 299		}
 300
 301		amdgpu_irq_put(adev, &adev->vcn.inst[i].irq, 0);
 302	}
 303
 304	return 0;
 305}
 306
 307/**
 308 * vcn_v4_0_suspend - suspend VCN block
 309 *
 310 * @handle: amdgpu_device pointer
 311 *
 312 * HW fini and suspend VCN block
 313 */
 314static int vcn_v4_0_suspend(void *handle)
 315{
 316	int r;
 317	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 318
 319	r = vcn_v4_0_hw_fini(adev);
 320	if (r)
 321		return r;
 322
 323	r = amdgpu_vcn_suspend(adev);
 324
 325	return r;
 326}
 327
 328/**
 329 * vcn_v4_0_resume - resume VCN block
 330 *
 331 * @handle: amdgpu_device pointer
 332 *
 333 * Resume firmware and hw init VCN block
 334 */
 335static int vcn_v4_0_resume(void *handle)
 336{
 337	int r;
 338	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 339
 340	r = amdgpu_vcn_resume(adev);
 341	if (r)
 342		return r;
 343
 344	r = vcn_v4_0_hw_init(adev);
 345
 346	return r;
 347}
 348
 349/**
 350 * vcn_v4_0_mc_resume - memory controller programming
 351 *
 352 * @adev: amdgpu_device pointer
 353 * @inst: instance number
 354 *
 355 * Let the VCN memory controller know it's offsets
 356 */
 357static void vcn_v4_0_mc_resume(struct amdgpu_device *adev, int inst)
 358{
 359	uint32_t offset, size;
 360	const struct common_firmware_header *hdr;
 361
 362	hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
 363	size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
 364
 365	/* cache window 0: fw */
 366	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 367		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 368			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
 369		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 370			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
 371		WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, 0);
 372		offset = 0;
 373	} else {
 374		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 375			lower_32_bits(adev->vcn.inst[inst].gpu_addr));
 376		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 377			upper_32_bits(adev->vcn.inst[inst].gpu_addr));
 378		offset = size;
 379                WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 380	}
 381	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE0, size);
 382
 383	/* cache window 1: stack */
 384	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 385		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 386	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 387		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
 388	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET1, 0);
 389	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 390
 391	/* cache window 2: context */
 392	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 393		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 394	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 395		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 396	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET2, 0);
 397	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 398
 399	/* non-cache window */
 400	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
 401		lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 402	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
 403		upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
 404	WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_OFFSET0, 0);
 405	WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_SIZE0,
 406		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
 407}
 408
 409/**
 410 * vcn_v4_0_mc_resume_dpg_mode - memory controller programming for dpg mode
 411 *
 412 * @adev: amdgpu_device pointer
 413 * @inst_idx: instance number index
 414 * @indirect: indirectly write sram
 415 *
 416 * Let the VCN memory controller know it's offsets with dpg mode
 417 */
 418static void vcn_v4_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 419{
 420	uint32_t offset, size;
 421	const struct common_firmware_header *hdr;
 422	hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
 423	size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
 424
 425	/* cache window 0: fw */
 426	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 427		if (!indirect) {
 428			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 429				VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 430				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
 431			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 432				VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 433				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
 434			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 435				VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 436		} else {
 437			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 438				VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
 439			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 440				VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
 441			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 442				VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 443		}
 444		offset = 0;
 445	} else {
 446		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 447			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 448			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 449		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 450			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 451			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 452		offset = size;
 453		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 454			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0),
 455			AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
 456	}
 457
 458	if (!indirect)
 459		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 460			VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
 461	else
 462		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 463			VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
 464
 465	/* cache window 1: stack */
 466	if (!indirect) {
 467		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 468			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
 469			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 470		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 471			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
 472			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 473		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 474			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 475	} else {
 476		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 477			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
 478		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 479			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
 480		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 481			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 482	}
 483	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 484			VCN, inst_idx, regUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
 485
 486	/* cache window 2: context */
 487	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 488			VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
 489			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 490	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 491			VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
 492			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 493	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 494			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
 495	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 496			VCN, inst_idx, regUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
 497
 498	/* non-cache window */
 499	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 500			VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
 501			lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 502	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 503			VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
 504			upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 505	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 506			VCN, inst_idx, regUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 507	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 508			VCN, inst_idx, regUVD_VCPU_NONCACHE_SIZE0),
 509			AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)), 0, indirect);
 510
 511	/* VCN global tiling registers */
 512	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 513		VCN, 0, regUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
 514}
 515
 516/**
 517 * vcn_v4_0_disable_static_power_gating - disable VCN static power gating
 518 *
 519 * @adev: amdgpu_device pointer
 520 * @inst: instance number
 521 *
 522 * Disable static power gating for VCN block
 523 */
 524static void vcn_v4_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
 525{
 526	uint32_t data = 0;
 527
 528	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 529		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 530			| 1 << UVD_PGFSM_CONFIG__UVDS_PWR_CONFIG__SHIFT
 531			| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 532			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 533			| 2 << UVD_PGFSM_CONFIG__UVDTC_PWR_CONFIG__SHIFT
 534			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 535			| 2 << UVD_PGFSM_CONFIG__UVDTA_PWR_CONFIG__SHIFT
 536			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 537			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 538			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 539			| 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 540			| 2 << UVD_PGFSM_CONFIG__UVDTB_PWR_CONFIG__SHIFT
 541			| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 542			| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 543
 544		WREG32_SOC15(VCN, inst, regUVD_PGFSM_CONFIG, data);
 545		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_PGFSM_STATUS,
 546			UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
 547	} else {
 548		uint32_t value;
 549
 550		value = (inst) ? 0x2200800 : 0;
 551		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 552			| 1 << UVD_PGFSM_CONFIG__UVDS_PWR_CONFIG__SHIFT
 553			| 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 554			| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 555			| 1 << UVD_PGFSM_CONFIG__UVDTC_PWR_CONFIG__SHIFT
 556			| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 557			| 1 << UVD_PGFSM_CONFIG__UVDTA_PWR_CONFIG__SHIFT
 558			| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 559			| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 560			| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 561			| 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 562			| 1 << UVD_PGFSM_CONFIG__UVDTB_PWR_CONFIG__SHIFT
 563			| 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 564			| 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 565
 566                WREG32_SOC15(VCN, inst, regUVD_PGFSM_CONFIG, data);
 567                SOC15_WAIT_ON_RREG(VCN, inst, regUVD_PGFSM_STATUS, value,  0x3F3FFFFF);
 568        }
 569
 570        data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
 571        data &= ~0x103;
 572        if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 573                data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
 574                        UVD_POWER_STATUS__UVD_PG_EN_MASK;
 575
 576        WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
 577
 578        return;
 579}
 580
 581/**
 582 * vcn_v4_0_enable_static_power_gating - enable VCN static power gating
 583 *
 584 * @adev: amdgpu_device pointer
 585 * @inst: instance number
 586 *
 587 * Enable static power gating for VCN block
 588 */
 589static void vcn_v4_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
 590{
 591	uint32_t data;
 592
 593	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 594		/* Before power off, this indicator has to be turned on */
 595		data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
 596		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
 597		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
 598		WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
 599
 600		data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 601			| 2 << UVD_PGFSM_CONFIG__UVDS_PWR_CONFIG__SHIFT
 602			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 603			| 2 << UVD_PGFSM_CONFIG__UVDTC_PWR_CONFIG__SHIFT
 604			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 605			| 2 << UVD_PGFSM_CONFIG__UVDTA_PWR_CONFIG__SHIFT
 606			| 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
 607			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 608			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 609			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 610			| 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
 611			| 2 << UVD_PGFSM_CONFIG__UVDTB_PWR_CONFIG__SHIFT
 612			| 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
 613			| 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
 614		WREG32_SOC15(VCN, inst, regUVD_PGFSM_CONFIG, data);
 615
 616		data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
 617			| 2 << UVD_PGFSM_STATUS__UVDS_PWR_STATUS__SHIFT
 618			| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
 619			| 2 << UVD_PGFSM_STATUS__UVDTC_PWR_STATUS__SHIFT
 620			| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
 621			| 2 << UVD_PGFSM_STATUS__UVDTA_PWR_STATUS__SHIFT
 622			| 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
 623			| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
 624			| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
 625			| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
 626			| 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
 627			| 2 << UVD_PGFSM_STATUS__UVDTB_PWR_STATUS__SHIFT
 628			| 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
 629			| 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
 630		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
 631	}
 632
 633        return;
 634}
 635
 636/**
 637 * vcn_v4_0_disable_clock_gating - disable VCN clock gating
 638 *
 639 * @adev: amdgpu_device pointer
 640 * @inst: instance number
 641 *
 642 * Disable clock gating for VCN block
 643 */
 644static void vcn_v4_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
 645{
 646	uint32_t data;
 647
 648	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 649		return;
 650
 651	/* VCN disable CGC */
 652	data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
 653	data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 654	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 655	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 656	WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
 657
 658	data = RREG32_SOC15(VCN, inst, regUVD_CGC_GATE);
 659	data &= ~(UVD_CGC_GATE__SYS_MASK
 660		| UVD_CGC_GATE__UDEC_MASK
 661		| UVD_CGC_GATE__MPEG2_MASK
 662		| UVD_CGC_GATE__REGS_MASK
 663		| UVD_CGC_GATE__RBC_MASK
 664		| UVD_CGC_GATE__LMI_MC_MASK
 665		| UVD_CGC_GATE__LMI_UMC_MASK
 666		| UVD_CGC_GATE__IDCT_MASK
 667		| UVD_CGC_GATE__MPRD_MASK
 668		| UVD_CGC_GATE__MPC_MASK
 669		| UVD_CGC_GATE__LBSI_MASK
 670		| UVD_CGC_GATE__LRBBM_MASK
 671		| UVD_CGC_GATE__UDEC_RE_MASK
 672		| UVD_CGC_GATE__UDEC_CM_MASK
 673		| UVD_CGC_GATE__UDEC_IT_MASK
 674		| UVD_CGC_GATE__UDEC_DB_MASK
 675		| UVD_CGC_GATE__UDEC_MP_MASK
 676		| UVD_CGC_GATE__WCB_MASK
 677		| UVD_CGC_GATE__VCPU_MASK
 678		| UVD_CGC_GATE__MMSCH_MASK);
 679
 680	WREG32_SOC15(VCN, inst, regUVD_CGC_GATE, data);
 681	SOC15_WAIT_ON_RREG(VCN, inst, regUVD_CGC_GATE, 0,  0xFFFFFFFF);
 682
 683	data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
 684	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 685		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 686		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 687		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 688		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 689		| UVD_CGC_CTRL__SYS_MODE_MASK
 690		| UVD_CGC_CTRL__UDEC_MODE_MASK
 691		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 692		| UVD_CGC_CTRL__REGS_MODE_MASK
 693		| UVD_CGC_CTRL__RBC_MODE_MASK
 694		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 695		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 696		| UVD_CGC_CTRL__IDCT_MODE_MASK
 697		| UVD_CGC_CTRL__MPRD_MODE_MASK
 698		| UVD_CGC_CTRL__MPC_MODE_MASK
 699		| UVD_CGC_CTRL__LBSI_MODE_MASK
 700		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 701		| UVD_CGC_CTRL__WCB_MODE_MASK
 702		| UVD_CGC_CTRL__VCPU_MODE_MASK
 703		| UVD_CGC_CTRL__MMSCH_MODE_MASK);
 704	WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
 705
 706	data = RREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_GATE);
 707	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 708		| UVD_SUVD_CGC_GATE__SIT_MASK
 709		| UVD_SUVD_CGC_GATE__SMP_MASK
 710		| UVD_SUVD_CGC_GATE__SCM_MASK
 711		| UVD_SUVD_CGC_GATE__SDB_MASK
 712		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
 713		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 714		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
 715		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 716		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
 717		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 718		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
 719		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 720		| UVD_SUVD_CGC_GATE__SCLR_MASK
 721		| UVD_SUVD_CGC_GATE__UVD_SC_MASK
 722		| UVD_SUVD_CGC_GATE__ENT_MASK
 723		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 724		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 725		| UVD_SUVD_CGC_GATE__SITE_MASK
 726		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 727		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 728		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 729		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 730		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
 731	WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_GATE, data);
 732
 733	data = RREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL);
 734	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 735		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 736		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 737		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 738		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 739		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 740		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 741		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 742		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 743		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 744	WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL, data);
 745}
 746
 747/**
 748 * vcn_v4_0_disable_clock_gating_dpg_mode - disable VCN clock gating dpg mode
 749 *
 750 * @adev: amdgpu_device pointer
 751 * @sram_sel: sram select
 752 * @inst_idx: instance number index
 753 * @indirect: indirectly write sram
 754 *
 755 * Disable clock gating for VCN block with dpg mode
 756 */
 757static void vcn_v4_0_disable_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel,
 758      int inst_idx, uint8_t indirect)
 759{
 760	uint32_t reg_data = 0;
 761
 762	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 763		return;
 764
 765	/* enable sw clock gating control */
 766	reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 767	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 768	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 769	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 770		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 771		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 772		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 773		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 774		 UVD_CGC_CTRL__SYS_MODE_MASK |
 775		 UVD_CGC_CTRL__UDEC_MODE_MASK |
 776		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
 777		 UVD_CGC_CTRL__REGS_MODE_MASK |
 778		 UVD_CGC_CTRL__RBC_MODE_MASK |
 779		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 780		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 781		 UVD_CGC_CTRL__IDCT_MODE_MASK |
 782		 UVD_CGC_CTRL__MPRD_MODE_MASK |
 783		 UVD_CGC_CTRL__MPC_MODE_MASK |
 784		 UVD_CGC_CTRL__LBSI_MODE_MASK |
 785		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
 786		 UVD_CGC_CTRL__WCB_MODE_MASK |
 787		 UVD_CGC_CTRL__VCPU_MODE_MASK);
 788	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 789		VCN, inst_idx, regUVD_CGC_CTRL), reg_data, sram_sel, indirect);
 790
 791	/* turn off clock gating */
 792	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 793		VCN, inst_idx, regUVD_CGC_GATE), 0, sram_sel, indirect);
 794
 795	/* turn on SUVD clock gating */
 796	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 797		VCN, inst_idx, regUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
 798
 799	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
 800	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 801		VCN, inst_idx, regUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
 802}
 803
 804/**
 805 * vcn_v4_0_enable_clock_gating - enable VCN clock gating
 806 *
 807 * @adev: amdgpu_device pointer
 808 * @inst: instance number
 809 *
 810 * Enable clock gating for VCN block
 811 */
 812static void vcn_v4_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
 813{
 814	uint32_t data;
 815
 816	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 817		return;
 818
 819	/* enable VCN CGC */
 820	data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
 821	data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 822	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 823	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 824	WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
 825
 826	data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
 827	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 828		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 829		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 830		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 831		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 832		| UVD_CGC_CTRL__SYS_MODE_MASK
 833		| UVD_CGC_CTRL__UDEC_MODE_MASK
 834		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 835		| UVD_CGC_CTRL__REGS_MODE_MASK
 836		| UVD_CGC_CTRL__RBC_MODE_MASK
 837		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 838		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 839		| UVD_CGC_CTRL__IDCT_MODE_MASK
 840		| UVD_CGC_CTRL__MPRD_MODE_MASK
 841		| UVD_CGC_CTRL__MPC_MODE_MASK
 842		| UVD_CGC_CTRL__LBSI_MODE_MASK
 843		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 844		| UVD_CGC_CTRL__WCB_MODE_MASK
 845		| UVD_CGC_CTRL__VCPU_MODE_MASK
 846		| UVD_CGC_CTRL__MMSCH_MODE_MASK);
 847	WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
 848
 849	data = RREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL);
 850	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 851		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 852		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 853		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 854		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 855		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 856		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 857		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 858		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 859		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 860	WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL, data);
 861
 862	return;
 863}
 864
 865static void vcn_v4_0_enable_ras(struct amdgpu_device *adev, int inst_idx,
 866				bool indirect)
 867{
 868	uint32_t tmp;
 869
 870	if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN))
 871		return;
 872
 873	tmp = VCN_RAS_CNTL__VCPU_VCODEC_REARM_MASK |
 874	      VCN_RAS_CNTL__VCPU_VCODEC_IH_EN_MASK |
 875	      VCN_RAS_CNTL__VCPU_VCODEC_PMI_EN_MASK |
 876	      VCN_RAS_CNTL__VCPU_VCODEC_STALL_EN_MASK;
 877	WREG32_SOC15_DPG_MODE(inst_idx,
 878			      SOC15_DPG_MODE_OFFSET(VCN, 0, regVCN_RAS_CNTL),
 879			      tmp, 0, indirect);
 880
 881	tmp = UVD_SYS_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
 882	WREG32_SOC15_DPG_MODE(inst_idx,
 883			      SOC15_DPG_MODE_OFFSET(VCN, 0, regUVD_SYS_INT_EN),
 884			      tmp, 0, indirect);
 885}
 886
 887/**
 888 * vcn_v4_0_start_dpg_mode - VCN start with dpg mode
 889 *
 890 * @adev: amdgpu_device pointer
 891 * @inst_idx: instance number index
 892 * @indirect: indirectly write sram
 893 *
 894 * Start VCN block with dpg mode
 895 */
 896static int vcn_v4_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 897{
 898	volatile struct amdgpu_vcn4_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 899	struct amdgpu_ring *ring;
 900	uint32_t tmp;
 901
 902	/* disable register anti-hang mechanism */
 903	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 1,
 904		~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 905	/* enable dynamic power gating mode */
 906	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS);
 907	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 908	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 909	WREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS, tmp);
 910
 911	if (indirect)
 912		adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
 913
 914	/* enable clock gating */
 915	vcn_v4_0_disable_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
 916
 917	/* enable VCPU clock */
 918	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 919	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK | UVD_VCPU_CNTL__BLK_RST_MASK;
 920	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 921		VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
 922
 923	/* disable master interupt */
 924	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 925		VCN, inst_idx, regUVD_MASTINT_EN), 0, 0, indirect);
 926
 927	/* setup regUVD_LMI_CTRL */
 928	tmp = (UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 929		UVD_LMI_CTRL__REQ_MODE_MASK |
 930		UVD_LMI_CTRL__CRC_RESET_MASK |
 931		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
 932		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 933		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 934		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 935		0x00100000L);
 936	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 937		VCN, inst_idx, regUVD_LMI_CTRL), tmp, 0, indirect);
 938
 939	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 940		VCN, inst_idx, regUVD_MPC_CNTL),
 941		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
 942
 943	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 944		VCN, inst_idx, regUVD_MPC_SET_MUXA0),
 945		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 946		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 947		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 948		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
 949
 950	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 951		VCN, inst_idx, regUVD_MPC_SET_MUXB0),
 952		 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
 953		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
 954		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
 955		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
 956
 957	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 958		VCN, inst_idx, regUVD_MPC_SET_MUX),
 959		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
 960		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
 961		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
 962
 963	vcn_v4_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
 964
 965	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 966	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 967	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 968		VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
 969
 970	/* enable LMI MC and UMC channels */
 971	tmp = 0x1f << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT;
 972	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 973		VCN, inst_idx, regUVD_LMI_CTRL2), tmp, 0, indirect);
 974
 975	vcn_v4_0_enable_ras(adev, inst_idx, indirect);
 976
 977	/* enable master interrupt */
 978	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 979		VCN, inst_idx, regUVD_MASTINT_EN),
 980		UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
 981
 982
 983	if (indirect)
 984		psp_update_vcn_sram(adev, inst_idx, adev->vcn.inst[inst_idx].dpg_sram_gpu_addr,
 985			(uint32_t)((uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_curr_addr -
 986				(uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr));
 987
 988	ring = &adev->vcn.inst[inst_idx].ring_enc[0];
 989
 990	WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_LO, ring->gpu_addr);
 991	WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
 992	WREG32_SOC15(VCN, inst_idx, regUVD_RB_SIZE, ring->ring_size / 4);
 993
 994	tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
 995	tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
 996	WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
 997	fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
 998	WREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR, 0);
 999	WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, 0);
1000
1001	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR);
1002	WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, tmp);
1003	ring->wptr = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
1004
1005	tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
1006	tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
1007	WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
1008	fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
1009
1010	WREG32_SOC15(VCN, inst_idx, regVCN_RB1_DB_CTRL,
1011			ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
1012			VCN_RB1_DB_CTRL__EN_MASK);
1013
1014	return 0;
1015}
1016
1017
1018/**
1019 * vcn_v4_0_start - VCN start
1020 *
1021 * @adev: amdgpu_device pointer
1022 *
1023 * Start VCN block
1024 */
1025static int vcn_v4_0_start(struct amdgpu_device *adev)
1026{
1027	volatile struct amdgpu_vcn4_fw_shared *fw_shared;
1028	struct amdgpu_ring *ring;
1029	uint32_t tmp;
1030	int i, j, k, r;
1031
1032	if (adev->pm.dpm_enabled)
1033		amdgpu_dpm_enable_uvd(adev, true);
1034
1035	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1036		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1037
1038		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1039			r = vcn_v4_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1040			continue;
1041		}
1042
1043		/* disable VCN power gating */
1044		vcn_v4_0_disable_static_power_gating(adev, i);
1045
1046		/* set VCN status busy */
1047		tmp = RREG32_SOC15(VCN, i, regUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1048		WREG32_SOC15(VCN, i, regUVD_STATUS, tmp);
1049
1050		/*SW clock gating */
1051		vcn_v4_0_disable_clock_gating(adev, i);
1052
1053		/* enable VCPU clock */
1054		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
1055				UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1056
1057		/* disable master interrupt */
1058		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN), 0,
1059				~UVD_MASTINT_EN__VCPU_EN_MASK);
1060
1061		/* enable LMI MC and UMC channels */
1062		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_LMI_CTRL2), 0,
1063				~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1064
1065		tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1066		tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1067		tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1068		WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1069
1070		/* setup regUVD_LMI_CTRL */
1071		tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL);
1072		WREG32_SOC15(VCN, i, regUVD_LMI_CTRL, tmp |
1073				UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1074				UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1075				UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1076				UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1077
1078		/* setup regUVD_MPC_CNTL */
1079		tmp = RREG32_SOC15(VCN, i, regUVD_MPC_CNTL);
1080		tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1081		tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1082		WREG32_SOC15(VCN, i, regUVD_MPC_CNTL, tmp);
1083
1084		/* setup UVD_MPC_SET_MUXA0 */
1085		WREG32_SOC15(VCN, i, regUVD_MPC_SET_MUXA0,
1086				((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1087				 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1088				 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1089				 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1090
1091		/* setup UVD_MPC_SET_MUXB0 */
1092		WREG32_SOC15(VCN, i, regUVD_MPC_SET_MUXB0,
1093				((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1094				 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1095				 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1096				 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1097
1098		/* setup UVD_MPC_SET_MUX */
1099		WREG32_SOC15(VCN, i, regUVD_MPC_SET_MUX,
1100				((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1101				 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1102				 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1103
1104		vcn_v4_0_mc_resume(adev, i);
1105
1106		/* VCN global tiling registers */
1107		WREG32_SOC15(VCN, i, regUVD_GFX10_ADDR_CONFIG,
1108				adev->gfx.config.gb_addr_config);
1109
1110		/* unblock VCPU register access */
1111		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL), 0,
1112				~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1113
1114		/* release VCPU reset to boot */
1115		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1116				~UVD_VCPU_CNTL__BLK_RST_MASK);
1117
1118		for (j = 0; j < 10; ++j) {
1119			uint32_t status;
1120
1121			for (k = 0; k < 100; ++k) {
1122				status = RREG32_SOC15(VCN, i, regUVD_STATUS);
1123				if (status & 2)
1124					break;
1125				mdelay(10);
1126				if (amdgpu_emu_mode==1)
1127					msleep(1);
1128			}
1129
1130			if (amdgpu_emu_mode==1) {
1131				r = -1;
1132				if (status & 2) {
1133					r = 0;
1134					break;
1135				}
1136			} else {
1137				r = 0;
1138				if (status & 2)
1139					break;
1140
1141				dev_err(adev->dev, "VCN[%d] is not responding, trying to reset the VCPU!!!\n", i);
1142				WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
1143							UVD_VCPU_CNTL__BLK_RST_MASK,
1144							~UVD_VCPU_CNTL__BLK_RST_MASK);
1145				mdelay(10);
1146				WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1147						~UVD_VCPU_CNTL__BLK_RST_MASK);
1148
1149				mdelay(10);
1150				r = -1;
1151			}
1152		}
1153
1154		if (r) {
1155			dev_err(adev->dev, "VCN[%d] is not responding, giving up!!!\n", i);
1156			return r;
1157		}
1158
1159		/* enable master interrupt */
1160		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN),
1161				UVD_MASTINT_EN__VCPU_EN_MASK,
1162				~UVD_MASTINT_EN__VCPU_EN_MASK);
1163
1164		/* clear the busy bit of VCN_STATUS */
1165		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_STATUS), 0,
1166				~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1167
1168		ring = &adev->vcn.inst[i].ring_enc[0];
1169		WREG32_SOC15(VCN, i, regVCN_RB1_DB_CTRL,
1170				ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
1171				VCN_RB1_DB_CTRL__EN_MASK);
1172
1173		WREG32_SOC15(VCN, i, regUVD_RB_BASE_LO, ring->gpu_addr);
1174		WREG32_SOC15(VCN, i, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1175		WREG32_SOC15(VCN, i, regUVD_RB_SIZE, ring->ring_size / 4);
1176
1177		tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
1178		tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
1179		WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
1180		fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
1181		WREG32_SOC15(VCN, i, regUVD_RB_RPTR, 0);
1182		WREG32_SOC15(VCN, i, regUVD_RB_WPTR, 0);
1183
1184		tmp = RREG32_SOC15(VCN, i, regUVD_RB_RPTR);
1185		WREG32_SOC15(VCN, i, regUVD_RB_WPTR, tmp);
1186		ring->wptr = RREG32_SOC15(VCN, i, regUVD_RB_WPTR);
1187
1188		tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
1189		tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
1190		WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
1191		fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
1192	}
1193
1194	return 0;
1195}
1196
1197static int vcn_v4_0_start_sriov(struct amdgpu_device *adev)
1198{
1199	int i;
1200	struct amdgpu_ring *ring_enc;
1201	uint64_t cache_addr;
1202	uint64_t rb_enc_addr;
1203	uint64_t ctx_addr;
1204	uint32_t param, resp, expected;
1205	uint32_t offset, cache_size;
1206	uint32_t tmp, timeout;
1207
1208	struct amdgpu_mm_table *table = &adev->virt.mm_table;
1209	uint32_t *table_loc;
1210	uint32_t table_size;
1211	uint32_t size, size_dw;
1212	uint32_t init_status;
1213	uint32_t enabled_vcn;
1214
1215	struct mmsch_v4_0_cmd_direct_write
1216		direct_wt = { {0} };
1217	struct mmsch_v4_0_cmd_direct_read_modify_write
1218		direct_rd_mod_wt = { {0} };
1219	struct mmsch_v4_0_cmd_end end = { {0} };
1220	struct mmsch_v4_0_init_header header;
1221
1222	volatile struct amdgpu_vcn4_fw_shared *fw_shared;
1223	volatile struct amdgpu_fw_shared_rb_setup *rb_setup;
1224
1225	direct_wt.cmd_header.command_type =
1226		MMSCH_COMMAND__DIRECT_REG_WRITE;
1227	direct_rd_mod_wt.cmd_header.command_type =
1228		MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1229	end.cmd_header.command_type =
1230		MMSCH_COMMAND__END;
1231
1232	header.version = MMSCH_VERSION;
1233	header.total_size = sizeof(struct mmsch_v4_0_init_header) >> 2;
1234	for (i = 0; i < AMDGPU_MAX_VCN_INSTANCES; i++) {
1235		header.inst[i].init_status = 0;
1236		header.inst[i].table_offset = 0;
1237		header.inst[i].table_size = 0;
1238	}
1239
1240	table_loc = (uint32_t *)table->cpu_addr;
1241	table_loc += header.total_size;
1242	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1243		if (adev->vcn.harvest_config & (1 << i))
1244			continue;
1245
1246		table_size = 0;
1247
1248		MMSCH_V4_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
1249			regUVD_STATUS),
1250			~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1251
1252		cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
1253
1254		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1255			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1256				regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1257				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1258			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1259				regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1260				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1261			offset = 0;
1262			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1263				regUVD_VCPU_CACHE_OFFSET0),
1264				0);
1265		} else {
1266			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1267				regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1268				lower_32_bits(adev->vcn.inst[i].gpu_addr));
1269			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1270				regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1271				upper_32_bits(adev->vcn.inst[i].gpu_addr));
1272			offset = cache_size;
1273			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1274				regUVD_VCPU_CACHE_OFFSET0),
1275				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1276		}
1277
1278		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1279			regUVD_VCPU_CACHE_SIZE0),
1280			cache_size);
1281
1282		cache_addr = adev->vcn.inst[i].gpu_addr + offset;
1283		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1284			regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1285			lower_32_bits(cache_addr));
1286		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1287			regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1288			upper_32_bits(cache_addr));
1289		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1290			regUVD_VCPU_CACHE_OFFSET1),
1291			0);
1292		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1293			regUVD_VCPU_CACHE_SIZE1),
1294			AMDGPU_VCN_STACK_SIZE);
1295
1296		cache_addr = adev->vcn.inst[i].gpu_addr + offset +
1297			AMDGPU_VCN_STACK_SIZE;
1298		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1299			regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1300			lower_32_bits(cache_addr));
1301		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1302			regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1303			upper_32_bits(cache_addr));
1304		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1305			regUVD_VCPU_CACHE_OFFSET2),
1306			0);
1307		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1308			regUVD_VCPU_CACHE_SIZE2),
1309			AMDGPU_VCN_CONTEXT_SIZE);
1310
1311		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1312		rb_setup = &fw_shared->rb_setup;
1313
1314		ring_enc = &adev->vcn.inst[i].ring_enc[0];
1315		ring_enc->wptr = 0;
1316		rb_enc_addr = ring_enc->gpu_addr;
1317
1318		rb_setup->is_rb_enabled_flags |= RB_ENABLED;
1319		rb_setup->rb_addr_lo = lower_32_bits(rb_enc_addr);
1320		rb_setup->rb_addr_hi = upper_32_bits(rb_enc_addr);
1321		rb_setup->rb_size = ring_enc->ring_size / 4;
1322		fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_VF_RB_SETUP_FLAG);
1323
1324		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1325			regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
1326			lower_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
1327		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1328			regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
1329			upper_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
1330		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1331			regUVD_VCPU_NONCACHE_SIZE0),
1332			AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
1333
1334		/* add end packet */
1335		MMSCH_V4_0_INSERT_END();
1336
1337		/* refine header */
1338		header.inst[i].init_status = 0;
1339		header.inst[i].table_offset = header.total_size;
1340		header.inst[i].table_size = table_size;
1341		header.total_size += table_size;
1342	}
1343
1344	/* Update init table header in memory */
1345	size = sizeof(struct mmsch_v4_0_init_header);
1346	table_loc = (uint32_t *)table->cpu_addr;
1347	memcpy((void *)table_loc, &header, size);
1348
1349	/* message MMSCH (in VCN[0]) to initialize this client
1350	 * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
1351	 * of memory descriptor location
1352	 */
1353	ctx_addr = table->gpu_addr;
1354	WREG32_SOC15(VCN, 0, regMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
1355	WREG32_SOC15(VCN, 0, regMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
1356
1357	/* 2, update vmid of descriptor */
1358	tmp = RREG32_SOC15(VCN, 0, regMMSCH_VF_VMID);
1359	tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1360	/* use domain0 for MM scheduler */
1361	tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1362	WREG32_SOC15(VCN, 0, regMMSCH_VF_VMID, tmp);
1363
1364	/* 3, notify mmsch about the size of this descriptor */
1365	size = header.total_size;
1366	WREG32_SOC15(VCN, 0, regMMSCH_VF_CTX_SIZE, size);
1367
1368	/* 4, set resp to zero */
1369	WREG32_SOC15(VCN, 0, regMMSCH_VF_MAILBOX_RESP, 0);
1370
1371	/* 5, kick off the initialization and wait until
1372	 * MMSCH_VF_MAILBOX_RESP becomes non-zero
1373	 */
1374	param = 0x00000001;
1375	WREG32_SOC15(VCN, 0, regMMSCH_VF_MAILBOX_HOST, param);
1376	tmp = 0;
1377	timeout = 1000;
1378	resp = 0;
1379	expected = MMSCH_VF_MAILBOX_RESP__OK;
1380	while (resp != expected) {
1381		resp = RREG32_SOC15(VCN, 0, regMMSCH_VF_MAILBOX_RESP);
1382		if (resp != 0)
1383			break;
1384
1385		udelay(10);
1386		tmp = tmp + 10;
1387		if (tmp >= timeout) {
1388			DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
1389				" waiting for regMMSCH_VF_MAILBOX_RESP "\
1390				"(expected=0x%08x, readback=0x%08x)\n",
1391				tmp, expected, resp);
1392			return -EBUSY;
1393		}
1394	}
1395	enabled_vcn = amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, 0) ? 1 : 0;
1396	init_status = ((struct mmsch_v4_0_init_header *)(table_loc))->inst[enabled_vcn].init_status;
1397	if (resp != expected && resp != MMSCH_VF_MAILBOX_RESP__INCOMPLETE
1398	&& init_status != MMSCH_VF_ENGINE_STATUS__PASS)
1399		DRM_ERROR("MMSCH init status is incorrect! readback=0x%08x, header init "\
1400			"status for VCN%x: 0x%x\n", resp, enabled_vcn, init_status);
1401
1402	return 0;
1403}
1404
1405/**
1406 * vcn_v4_0_stop_dpg_mode - VCN stop with dpg mode
1407 *
1408 * @adev: amdgpu_device pointer
1409 * @inst_idx: instance number index
1410 *
1411 * Stop VCN block with dpg mode
1412 */
1413static void vcn_v4_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1414{
1415	uint32_t tmp;
1416
1417	/* Wait for power status to be 1 */
1418	SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 1,
1419		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1420
1421	/* wait for read ptr to be equal to write ptr */
1422	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
1423	SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1424
1425	SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 1,
1426		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1427
1428	/* disable dynamic power gating mode */
1429	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 0,
1430		~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1431}
1432
1433/**
1434 * vcn_v4_0_stop - VCN stop
1435 *
1436 * @adev: amdgpu_device pointer
1437 *
1438 * Stop VCN block
1439 */
1440static int vcn_v4_0_stop(struct amdgpu_device *adev)
1441{
1442	volatile struct amdgpu_vcn4_fw_shared *fw_shared;
1443	uint32_t tmp;
1444	int i, r = 0;
1445
1446	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1447		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1448		fw_shared->sq.queue_mode |= FW_QUEUE_DPG_HOLD_OFF;
1449
1450		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1451			vcn_v4_0_stop_dpg_mode(adev, i);
1452			continue;
1453		}
1454
1455		/* wait for vcn idle */
1456		r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1457		if (r)
1458			return r;
1459
1460		tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1461			UVD_LMI_STATUS__READ_CLEAN_MASK |
1462			UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1463			UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1464		r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
1465		if (r)
1466			return r;
1467
1468		/* disable LMI UMC channel */
1469		tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL2);
1470		tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1471		WREG32_SOC15(VCN, i, regUVD_LMI_CTRL2, tmp);
1472		tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1473			UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1474		r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
1475		if (r)
1476			return r;
1477
1478		/* block VCPU register access */
1479		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL),
1480				UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1481				~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1482
1483		/* reset VCPU */
1484		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
1485				UVD_VCPU_CNTL__BLK_RST_MASK,
1486				~UVD_VCPU_CNTL__BLK_RST_MASK);
1487
1488		/* disable VCPU clock */
1489		WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1490				~(UVD_VCPU_CNTL__CLK_EN_MASK));
1491
1492		/* apply soft reset */
1493		tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1494		tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1495		WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1496		tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1497		tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1498		WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1499
1500		/* clear status */
1501		WREG32_SOC15(VCN, i, regUVD_STATUS, 0);
1502
1503		/* apply HW clock gating */
1504		vcn_v4_0_enable_clock_gating(adev, i);
1505
1506		/* enable VCN power gating */
1507		vcn_v4_0_enable_static_power_gating(adev, i);
1508	}
1509
1510	if (adev->pm.dpm_enabled)
1511		amdgpu_dpm_enable_uvd(adev, false);
1512
1513	return 0;
1514}
1515
1516/**
1517 * vcn_v4_0_pause_dpg_mode - VCN pause with dpg mode
1518 *
1519 * @adev: amdgpu_device pointer
1520 * @inst_idx: instance number index
1521 * @new_state: pause state
1522 *
1523 * Pause dpg mode for VCN block
1524 */
1525static int vcn_v4_0_pause_dpg_mode(struct amdgpu_device *adev, int inst_idx,
1526      struct dpg_pause_state *new_state)
1527{
1528	uint32_t reg_data = 0;
1529	int ret_code;
1530
1531	/* pause/unpause if state is changed */
1532	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1533		DRM_DEV_DEBUG(adev->dev, "dpg pause state changed %d -> %d",
1534			adev->vcn.inst[inst_idx].pause_state.fw_based,	new_state->fw_based);
1535		reg_data = RREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE) &
1536			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1537
1538		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1539			ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 0x1,
1540				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1541
1542			if (!ret_code) {
1543				/* pause DPG */
1544				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1545				WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
1546
1547				/* wait for ACK */
1548				SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_DPG_PAUSE,
1549					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1550					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1551
1552				SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS,
1553					UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1554			}
1555		} else {
1556			/* unpause dpg, no need to wait */
1557			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1558			WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
1559		}
1560		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1561	}
1562
1563	return 0;
1564}
1565
1566/**
1567 * vcn_v4_0_unified_ring_get_rptr - get unified read pointer
1568 *
1569 * @ring: amdgpu_ring pointer
1570 *
1571 * Returns the current hardware unified read pointer
1572 */
1573static uint64_t vcn_v4_0_unified_ring_get_rptr(struct amdgpu_ring *ring)
1574{
1575	struct amdgpu_device *adev = ring->adev;
1576
1577	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1578		DRM_ERROR("wrong ring id is identified in %s", __func__);
1579
1580	return RREG32_SOC15(VCN, ring->me, regUVD_RB_RPTR);
1581}
1582
1583/**
1584 * vcn_v4_0_unified_ring_get_wptr - get unified write pointer
1585 *
1586 * @ring: amdgpu_ring pointer
1587 *
1588 * Returns the current hardware unified write pointer
1589 */
1590static uint64_t vcn_v4_0_unified_ring_get_wptr(struct amdgpu_ring *ring)
1591{
1592	struct amdgpu_device *adev = ring->adev;
1593
1594	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1595		DRM_ERROR("wrong ring id is identified in %s", __func__);
1596
1597	if (ring->use_doorbell)
1598		return *ring->wptr_cpu_addr;
1599	else
1600		return RREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR);
1601}
1602
1603/**
1604 * vcn_v4_0_unified_ring_set_wptr - set enc write pointer
1605 *
1606 * @ring: amdgpu_ring pointer
1607 *
1608 * Commits the enc write pointer to the hardware
1609 */
1610static void vcn_v4_0_unified_ring_set_wptr(struct amdgpu_ring *ring)
1611{
1612	struct amdgpu_device *adev = ring->adev;
1613
1614	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1615		DRM_ERROR("wrong ring id is identified in %s", __func__);
1616
1617	if (ring->use_doorbell) {
1618		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1619		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1620	} else {
1621		WREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR, lower_32_bits(ring->wptr));
1622	}
1623}
1624
1625static int vcn_v4_0_limit_sched(struct amdgpu_cs_parser *p,
1626				struct amdgpu_job *job)
1627{
1628	struct drm_gpu_scheduler **scheds;
1629
1630	/* The create msg must be in the first IB submitted */
1631	if (atomic_read(&job->base.entity->fence_seq))
1632		return -EINVAL;
1633
1634	scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_ENC]
1635		[AMDGPU_RING_PRIO_0].sched;
1636	drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
1637	return 0;
1638}
1639
1640static int vcn_v4_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
1641			    uint64_t addr)
1642{
1643	struct ttm_operation_ctx ctx = { false, false };
1644	struct amdgpu_bo_va_mapping *map;
1645	uint32_t *msg, num_buffers;
1646	struct amdgpu_bo *bo;
1647	uint64_t start, end;
1648	unsigned int i;
1649	void *ptr;
1650	int r;
1651
1652	addr &= AMDGPU_GMC_HOLE_MASK;
1653	r = amdgpu_cs_find_mapping(p, addr, &bo, &map);
1654	if (r) {
1655		DRM_ERROR("Can't find BO for addr 0x%08llx\n", addr);
1656		return r;
1657	}
1658
1659	start = map->start * AMDGPU_GPU_PAGE_SIZE;
1660	end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE;
1661	if (addr & 0x7) {
1662		DRM_ERROR("VCN messages must be 8 byte aligned!\n");
1663		return -EINVAL;
1664	}
1665
1666	bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
1667	amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
1668	r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
1669	if (r) {
1670		DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r);
1671		return r;
1672	}
1673
1674	r = amdgpu_bo_kmap(bo, &ptr);
1675	if (r) {
1676		DRM_ERROR("Failed mapping the VCN message (%d)!\n", r);
1677		return r;
1678	}
1679
1680	msg = ptr + addr - start;
1681
1682	/* Check length */
1683	if (msg[1] > end - addr) {
1684		r = -EINVAL;
1685		goto out;
1686	}
1687
1688	if (msg[3] != RDECODE_MSG_CREATE)
1689		goto out;
1690
1691	num_buffers = msg[2];
1692	for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) {
1693		uint32_t offset, size, *create;
1694
1695		if (msg[0] != RDECODE_MESSAGE_CREATE)
1696			continue;
1697
1698		offset = msg[1];
1699		size = msg[2];
1700
1701		if (offset + size > end) {
1702			r = -EINVAL;
1703			goto out;
1704		}
1705
1706		create = ptr + addr + offset - start;
1707
1708		/* H246, HEVC and VP9 can run on any instance */
1709		if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
1710			continue;
1711
1712		r = vcn_v4_0_limit_sched(p, job);
1713		if (r)
1714			goto out;
1715	}
1716
1717out:
1718	amdgpu_bo_kunmap(bo);
1719	return r;
1720}
1721
1722#define RADEON_VCN_ENGINE_TYPE_DECODE                                 (0x00000003)
1723
1724static int vcn_v4_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1725					   struct amdgpu_job *job,
1726					   struct amdgpu_ib *ib)
1727{
1728	struct amdgpu_ring *ring = amdgpu_job_ring(job);
1729	struct amdgpu_vcn_decode_buffer *decode_buffer;
1730	uint64_t addr;
1731	uint32_t val;
1732
1733	/* The first instance can decode anything */
1734	if (!ring->me)
1735		return 0;
1736
1737	/* unified queue ib header has 8 double words. */
1738	if (ib->length_dw < 8)
1739		return 0;
1740
1741	val = amdgpu_ib_get_value(ib, 6); //RADEON_VCN_ENGINE_TYPE
1742	if (val != RADEON_VCN_ENGINE_TYPE_DECODE)
1743		return 0;
1744
1745	decode_buffer = (struct amdgpu_vcn_decode_buffer *)&ib->ptr[10];
1746
1747	if (!(decode_buffer->valid_buf_flag  & 0x1))
1748		return 0;
1749
1750	addr = ((u64)decode_buffer->msg_buffer_address_hi) << 32 |
1751		decode_buffer->msg_buffer_address_lo;
1752	return vcn_v4_0_dec_msg(p, job, addr);
1753}
1754
1755static const struct amdgpu_ring_funcs vcn_v4_0_unified_ring_vm_funcs = {
1756	.type = AMDGPU_RING_TYPE_VCN_ENC,
1757	.align_mask = 0x3f,
1758	.nop = VCN_ENC_CMD_NO_OP,
1759	.vmhub = AMDGPU_MMHUB_0,
1760	.get_rptr = vcn_v4_0_unified_ring_get_rptr,
1761	.get_wptr = vcn_v4_0_unified_ring_get_wptr,
1762	.set_wptr = vcn_v4_0_unified_ring_set_wptr,
1763	.patch_cs_in_place = vcn_v4_0_ring_patch_cs_in_place,
1764	.emit_frame_size =
1765		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1766		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1767		4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1768		5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1769		1, /* vcn_v2_0_enc_ring_insert_end */
1770	.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1771	.emit_ib = vcn_v2_0_enc_ring_emit_ib,
1772	.emit_fence = vcn_v2_0_enc_ring_emit_fence,
1773	.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1774	.test_ring = amdgpu_vcn_enc_ring_test_ring,
1775	.test_ib = amdgpu_vcn_unified_ring_test_ib,
1776	.insert_nop = amdgpu_ring_insert_nop,
1777	.insert_end = vcn_v2_0_enc_ring_insert_end,
1778	.pad_ib = amdgpu_ring_generic_pad_ib,
1779	.begin_use = amdgpu_vcn_ring_begin_use,
1780	.end_use = amdgpu_vcn_ring_end_use,
1781	.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1782	.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1783	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1784};
1785
1786/**
1787 * vcn_v4_0_set_unified_ring_funcs - set unified ring functions
1788 *
1789 * @adev: amdgpu_device pointer
1790 *
1791 * Set unified ring functions
1792 */
1793static void vcn_v4_0_set_unified_ring_funcs(struct amdgpu_device *adev)
1794{
1795	int i;
1796
1797	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1798		if (adev->vcn.harvest_config & (1 << i))
1799			continue;
1800
1801		adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v4_0_unified_ring_vm_funcs;
1802		adev->vcn.inst[i].ring_enc[0].me = i;
1803
1804		DRM_INFO("VCN(%d) encode/decode are enabled in VM mode\n", i);
1805	}
1806}
1807
1808/**
1809 * vcn_v4_0_is_idle - check VCN block is idle
1810 *
1811 * @handle: amdgpu_device pointer
1812 *
1813 * Check whether VCN block is idle
1814 */
1815static bool vcn_v4_0_is_idle(void *handle)
1816{
1817	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1818	int i, ret = 1;
1819
1820	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1821		if (adev->vcn.harvest_config & (1 << i))
1822			continue;
1823
1824		ret &= (RREG32_SOC15(VCN, i, regUVD_STATUS) == UVD_STATUS__IDLE);
1825	}
1826
1827	return ret;
1828}
1829
1830/**
1831 * vcn_v4_0_wait_for_idle - wait for VCN block idle
1832 *
1833 * @handle: amdgpu_device pointer
1834 *
1835 * Wait for VCN block idle
1836 */
1837static int vcn_v4_0_wait_for_idle(void *handle)
1838{
1839	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1840	int i, ret = 0;
1841
1842	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1843		if (adev->vcn.harvest_config & (1 << i))
1844			continue;
1845
1846		ret = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE,
1847			UVD_STATUS__IDLE);
1848		if (ret)
1849			return ret;
1850	}
1851
1852	return ret;
1853}
1854
1855/**
1856 * vcn_v4_0_set_clockgating_state - set VCN block clockgating state
1857 *
1858 * @handle: amdgpu_device pointer
1859 * @state: clock gating state
1860 *
1861 * Set VCN block clockgating state
1862 */
1863static int vcn_v4_0_set_clockgating_state(void *handle, enum amd_clockgating_state state)
1864{
1865	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1866	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
1867	int i;
1868
1869	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1870		if (adev->vcn.harvest_config & (1 << i))
1871			continue;
1872
1873		if (enable) {
1874			if (RREG32_SOC15(VCN, i, regUVD_STATUS) != UVD_STATUS__IDLE)
1875				return -EBUSY;
1876			vcn_v4_0_enable_clock_gating(adev, i);
1877		} else {
1878			vcn_v4_0_disable_clock_gating(adev, i);
1879		}
1880	}
1881
1882	return 0;
1883}
1884
1885/**
1886 * vcn_v4_0_set_powergating_state - set VCN block powergating state
1887 *
1888 * @handle: amdgpu_device pointer
1889 * @state: power gating state
1890 *
1891 * Set VCN block powergating state
1892 */
1893static int vcn_v4_0_set_powergating_state(void *handle, enum amd_powergating_state state)
1894{
1895	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1896	int ret;
1897
1898	/* for SRIOV, guest should not control VCN Power-gating
1899	 * MMSCH FW should control Power-gating and clock-gating
1900	 * guest should avoid touching CGC and PG
1901	 */
1902	if (amdgpu_sriov_vf(adev)) {
1903		adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
1904		return 0;
1905	}
1906
1907	if(state == adev->vcn.cur_state)
1908		return 0;
1909
1910	if (state == AMD_PG_STATE_GATE)
1911		ret = vcn_v4_0_stop(adev);
1912	else
1913		ret = vcn_v4_0_start(adev);
1914
1915	if(!ret)
1916		adev->vcn.cur_state = state;
1917
1918	return ret;
1919}
1920
1921/**
1922 * vcn_v4_0_set_interrupt_state - set VCN block interrupt state
1923 *
1924 * @adev: amdgpu_device pointer
1925 * @source: interrupt sources
1926 * @type: interrupt types
1927 * @state: interrupt states
1928 *
1929 * Set VCN block interrupt state
1930 */
1931static int vcn_v4_0_set_interrupt_state(struct amdgpu_device *adev, struct amdgpu_irq_src *source,
1932      unsigned type, enum amdgpu_interrupt_state state)
1933{
1934	return 0;
1935}
1936
1937/**
1938 * vcn_v4_0_process_interrupt - process VCN block interrupt
1939 *
1940 * @adev: amdgpu_device pointer
1941 * @source: interrupt sources
1942 * @entry: interrupt entry from clients and sources
1943 *
1944 * Process VCN block interrupt
1945 */
1946static int vcn_v4_0_process_interrupt(struct amdgpu_device *adev, struct amdgpu_irq_src *source,
1947      struct amdgpu_iv_entry *entry)
1948{
1949	uint32_t ip_instance;
1950
1951	switch (entry->client_id) {
1952	case SOC15_IH_CLIENTID_VCN:
1953		ip_instance = 0;
1954		break;
1955	case SOC15_IH_CLIENTID_VCN1:
1956		ip_instance = 1;
1957		break;
1958	default:
1959		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1960		return 0;
1961	}
1962
1963	DRM_DEBUG("IH: VCN TRAP\n");
1964
1965	switch (entry->src_id) {
1966	case VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
1967		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
1968		break;
1969	case VCN_4_0__SRCID_UVD_POISON:
1970		amdgpu_vcn_process_poison_irq(adev, source, entry);
1971		break;
1972	default:
1973		DRM_ERROR("Unhandled interrupt: %d %d\n",
1974			  entry->src_id, entry->src_data[0]);
1975		break;
1976	}
1977
1978	return 0;
1979}
1980
1981static const struct amdgpu_irq_src_funcs vcn_v4_0_irq_funcs = {
1982	.set = vcn_v4_0_set_interrupt_state,
1983	.process = vcn_v4_0_process_interrupt,
1984};
1985
1986/**
1987 * vcn_v4_0_set_irq_funcs - set VCN block interrupt irq functions
1988 *
1989 * @adev: amdgpu_device pointer
1990 *
1991 * Set VCN block interrupt irq functions
1992 */
1993static void vcn_v4_0_set_irq_funcs(struct amdgpu_device *adev)
1994{
1995	int i;
1996
1997	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1998		if (adev->vcn.harvest_config & (1 << i))
1999			continue;
2000
2001		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
2002		adev->vcn.inst[i].irq.funcs = &vcn_v4_0_irq_funcs;
2003	}
2004}
2005
2006static const struct amd_ip_funcs vcn_v4_0_ip_funcs = {
2007	.name = "vcn_v4_0",
2008	.early_init = vcn_v4_0_early_init,
2009	.late_init = NULL,
2010	.sw_init = vcn_v4_0_sw_init,
2011	.sw_fini = vcn_v4_0_sw_fini,
2012	.hw_init = vcn_v4_0_hw_init,
2013	.hw_fini = vcn_v4_0_hw_fini,
2014	.suspend = vcn_v4_0_suspend,
2015	.resume = vcn_v4_0_resume,
2016	.is_idle = vcn_v4_0_is_idle,
2017	.wait_for_idle = vcn_v4_0_wait_for_idle,
2018	.check_soft_reset = NULL,
2019	.pre_soft_reset = NULL,
2020	.soft_reset = NULL,
2021	.post_soft_reset = NULL,
2022	.set_clockgating_state = vcn_v4_0_set_clockgating_state,
2023	.set_powergating_state = vcn_v4_0_set_powergating_state,
2024};
2025
2026const struct amdgpu_ip_block_version vcn_v4_0_ip_block =
2027{
2028	.type = AMD_IP_BLOCK_TYPE_VCN,
2029	.major = 4,
2030	.minor = 0,
2031	.rev = 0,
2032	.funcs = &vcn_v4_0_ip_funcs,
2033};
2034
2035static uint32_t vcn_v4_0_query_poison_by_instance(struct amdgpu_device *adev,
2036			uint32_t instance, uint32_t sub_block)
2037{
2038	uint32_t poison_stat = 0, reg_value = 0;
2039
2040	switch (sub_block) {
2041	case AMDGPU_VCN_V4_0_VCPU_VCODEC:
2042		reg_value = RREG32_SOC15(VCN, instance, regUVD_RAS_VCPU_VCODEC_STATUS);
2043		poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_VCPU_VCODEC_STATUS, POISONED_PF);
2044		break;
2045	default:
2046		break;
2047	}
2048
2049	if (poison_stat)
2050		dev_info(adev->dev, "Poison detected in VCN%d, sub_block%d\n",
2051			instance, sub_block);
2052
2053	return poison_stat;
2054}
2055
2056static bool vcn_v4_0_query_ras_poison_status(struct amdgpu_device *adev)
2057{
2058	uint32_t inst, sub;
2059	uint32_t poison_stat = 0;
2060
2061	for (inst = 0; inst < adev->vcn.num_vcn_inst; inst++)
2062		for (sub = 0; sub < AMDGPU_VCN_V4_0_MAX_SUB_BLOCK; sub++)
2063			poison_stat +=
2064				vcn_v4_0_query_poison_by_instance(adev, inst, sub);
2065
2066	return !!poison_stat;
2067}
2068
2069const struct amdgpu_ras_block_hw_ops vcn_v4_0_ras_hw_ops = {
2070	.query_poison_status = vcn_v4_0_query_ras_poison_status,
2071};
2072
2073static struct amdgpu_vcn_ras vcn_v4_0_ras = {
2074	.ras_block = {
2075		.hw_ops = &vcn_v4_0_ras_hw_ops,
2076	},
2077};
2078
2079static void vcn_v4_0_set_ras_funcs(struct amdgpu_device *adev)
2080{
2081	switch (adev->ip_versions[VCN_HWIP][0]) {
2082	case IP_VERSION(4, 0, 0):
2083		adev->vcn.ras = &vcn_v4_0_ras;
2084		break;
2085	default:
2086		break;
2087	}
2088
2089	amdgpu_vcn_set_ras_funcs(adev);
2090}