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 <drm/drm_drv.h>
  26
  27#include "amdgpu.h"
  28#include "amdgpu_vcn.h"
  29#include "amdgpu_pm.h"
  30#include "soc15.h"
  31#include "soc15d.h"
  32#include "vcn_v2_0.h"
  33#include "mmsch_v1_0.h"
  34#include "vcn_v2_5.h"
  35
  36#include "vcn/vcn_2_5_offset.h"
  37#include "vcn/vcn_2_5_sh_mask.h"
  38#include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
  39
  40#define VCN_VID_SOC_ADDRESS_2_0					0x1fa00
  41#define VCN1_VID_SOC_ADDRESS_3_0				0x48200
  42
  43#define mmUVD_CONTEXT_ID_INTERNAL_OFFSET			0x27
  44#define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET			0x0f
  45#define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET			0x10
  46#define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET			0x11
  47#define mmUVD_NO_OP_INTERNAL_OFFSET				0x29
  48#define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET			0x66
  49#define mmUVD_SCRATCH9_INTERNAL_OFFSET				0xc01d
  50
  51#define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET			0x431
  52#define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET		0x3b4
  53#define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET		0x3b5
  54#define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET			0x25c
  55
  56#define VCN25_MAX_HW_INSTANCES_ARCTURUS			2
  57
  58static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev);
  59static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev);
  60static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev);
  61static int vcn_v2_5_set_powergating_state(void *handle,
  62				enum amd_powergating_state state);
  63static int vcn_v2_5_pause_dpg_mode(struct amdgpu_device *adev,
  64				int inst_idx, struct dpg_pause_state *new_state);
  65static int vcn_v2_5_sriov_start(struct amdgpu_device *adev);
  66static void vcn_v2_5_set_ras_funcs(struct amdgpu_device *adev);
  67
  68static int amdgpu_ih_clientid_vcns[] = {
  69	SOC15_IH_CLIENTID_VCN,
  70	SOC15_IH_CLIENTID_VCN1
  71};
  72
  73/**
  74 * vcn_v2_5_early_init - set function pointers
  75 *
  76 * @handle: amdgpu_device pointer
  77 *
  78 * Set ring and irq function pointers
 
  79 */
  80static int vcn_v2_5_early_init(void *handle)
  81{
  82	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  83
  84	if (amdgpu_sriov_vf(adev)) {
  85		adev->vcn.num_vcn_inst = 2;
  86		adev->vcn.harvest_config = 0;
  87		adev->vcn.num_enc_rings = 1;
  88	} else {
  89		u32 harvest;
  90		int i;
  91
  92		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
  93			harvest = RREG32_SOC15(VCN, i, mmCC_UVD_HARVESTING);
  94			if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
  95				adev->vcn.harvest_config |= 1 << i;
  96		}
  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		adev->vcn.num_enc_rings = 2;
 103	}
 104
 105	vcn_v2_5_set_dec_ring_funcs(adev);
 106	vcn_v2_5_set_enc_ring_funcs(adev);
 107	vcn_v2_5_set_irq_funcs(adev);
 108	vcn_v2_5_set_ras_funcs(adev);
 109
 110	return 0;
 111}
 112
 113/**
 114 * vcn_v2_5_sw_init - sw init for VCN block
 115 *
 116 * @handle: amdgpu_device pointer
 117 *
 118 * Load firmware and sw initialization
 119 */
 120static int vcn_v2_5_sw_init(void *handle)
 121{
 122	struct amdgpu_ring *ring;
 123	int i, j, r;
 124	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 125
 126	for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
 127		if (adev->vcn.harvest_config & (1 << j))
 128			continue;
 129		/* VCN DEC TRAP */
 130		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
 131				VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[j].irq);
 132		if (r)
 133			return r;
 134
 135		/* VCN ENC TRAP */
 136		for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 137			r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
 138				i + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[j].irq);
 139			if (r)
 140				return r;
 141		}
 142
 143		/* VCN POISON TRAP */
 144		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
 145			VCN_2_6__SRCID_UVD_POISON, &adev->vcn.inst[j].irq);
 146		if (r)
 147			return r;
 148	}
 149
 150	r = amdgpu_vcn_sw_init(adev);
 151	if (r)
 152		return r;
 153
 154	amdgpu_vcn_setup_ucode(adev);
 155
 156	r = amdgpu_vcn_resume(adev);
 157	if (r)
 158		return r;
 159
 160	for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
 161		volatile struct amdgpu_fw_shared *fw_shared;
 162
 163		if (adev->vcn.harvest_config & (1 << j))
 164			continue;
 165		adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
 166		adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
 167		adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
 168		adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
 169		adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
 170		adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
 171
 172		adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
 173		adev->vcn.inst[j].external.scratch9 = SOC15_REG_OFFSET(VCN, j, mmUVD_SCRATCH9);
 174		adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
 175		adev->vcn.inst[j].external.data0 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA0);
 176		adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
 177		adev->vcn.inst[j].external.data1 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA1);
 178		adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
 179		adev->vcn.inst[j].external.cmd = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_CMD);
 180		adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
 181		adev->vcn.inst[j].external.nop = SOC15_REG_OFFSET(VCN, j, mmUVD_NO_OP);
 182
 183		ring = &adev->vcn.inst[j].ring_dec;
 184		ring->use_doorbell = true;
 185
 186		ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
 187				(amdgpu_sriov_vf(adev) ? 2*j : 8*j);
 
 
 
 
 
 
 188		sprintf(ring->name, "vcn_dec_%d", j);
 189		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[j].irq,
 190				     0, AMDGPU_RING_PRIO_DEFAULT, NULL);
 191		if (r)
 192			return r;
 193
 194		for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 195			enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
 196
 197			ring = &adev->vcn.inst[j].ring_enc[i];
 198			ring->use_doorbell = true;
 199
 200			ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
 201					(amdgpu_sriov_vf(adev) ? (1 + i + 2*j) : (2 + i + 8*j));
 202
 
 
 
 
 
 
 203			sprintf(ring->name, "vcn_enc_%d.%d", j, i);
 204			r = amdgpu_ring_init(adev, ring, 512,
 205					     &adev->vcn.inst[j].irq, 0,
 206					     hw_prio, NULL);
 207			if (r)
 208				return r;
 209		}
 210
 211		fw_shared = adev->vcn.inst[j].fw_shared.cpu_addr;
 212		fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG);
 213
 214		if (amdgpu_vcnfw_log)
 215			amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
 216	}
 217
 218	if (amdgpu_sriov_vf(adev)) {
 219		r = amdgpu_virt_alloc_mm_table(adev);
 220		if (r)
 221			return r;
 222	}
 223
 224	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 225		adev->vcn.pause_dpg_mode = vcn_v2_5_pause_dpg_mode;
 226
 
 
 
 
 227	return 0;
 228}
 229
 230/**
 231 * vcn_v2_5_sw_fini - sw fini for VCN block
 232 *
 233 * @handle: amdgpu_device pointer
 234 *
 235 * VCN suspend and free up sw allocation
 236 */
 237static int vcn_v2_5_sw_fini(void *handle)
 238{
 239	int i, r, idx;
 240	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 241	volatile struct amdgpu_fw_shared *fw_shared;
 242
 243	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 244		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 245			if (adev->vcn.harvest_config & (1 << i))
 246				continue;
 247			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 248			fw_shared->present_flag_0 = 0;
 249		}
 250		drm_dev_exit(idx);
 251	}
 252
 253
 254	if (amdgpu_sriov_vf(adev))
 255		amdgpu_virt_free_mm_table(adev);
 256
 257	r = amdgpu_vcn_suspend(adev);
 258	if (r)
 259		return r;
 260
 261	r = amdgpu_vcn_sw_fini(adev);
 262
 263	return r;
 264}
 265
 266/**
 267 * vcn_v2_5_hw_init - start and test VCN block
 268 *
 269 * @handle: amdgpu_device pointer
 270 *
 271 * Initialize the hardware, boot up the VCPU and do some testing
 272 */
 273static int vcn_v2_5_hw_init(void *handle)
 274{
 275	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 276	struct amdgpu_ring *ring;
 277	int i, j, r = 0;
 278
 279	if (amdgpu_sriov_vf(adev))
 280		r = vcn_v2_5_sriov_start(adev);
 281
 282	for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
 283		if (adev->vcn.harvest_config & (1 << j))
 284			continue;
 285
 286		if (amdgpu_sriov_vf(adev)) {
 287			adev->vcn.inst[j].ring_enc[0].sched.ready = true;
 288			adev->vcn.inst[j].ring_enc[1].sched.ready = false;
 289			adev->vcn.inst[j].ring_enc[2].sched.ready = false;
 290			adev->vcn.inst[j].ring_dec.sched.ready = true;
 291		} else {
 292
 293			ring = &adev->vcn.inst[j].ring_dec;
 294
 295			adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 296						     ring->doorbell_index, j);
 297
 298			r = amdgpu_ring_test_helper(ring);
 299			if (r)
 300				goto done;
 301
 302			for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 303				ring = &adev->vcn.inst[j].ring_enc[i];
 304				r = amdgpu_ring_test_helper(ring);
 305				if (r)
 306					goto done;
 307			}
 308		}
 309	}
 310
 311done:
 312	if (!r)
 313		DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
 314			(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
 315
 316	return r;
 317}
 318
 319/**
 320 * vcn_v2_5_hw_fini - stop the hardware block
 321 *
 322 * @handle: amdgpu_device pointer
 323 *
 324 * Stop the VCN block, mark ring as not ready any more
 325 */
 326static int vcn_v2_5_hw_fini(void *handle)
 327{
 328	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 329	int i;
 330
 331	cancel_delayed_work_sync(&adev->vcn.idle_work);
 332
 333	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 334		if (adev->vcn.harvest_config & (1 << i))
 335			continue;
 336
 337		if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 338		    (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 339		     RREG32_SOC15(VCN, i, mmUVD_STATUS)))
 340			vcn_v2_5_set_powergating_state(adev, AMD_PG_STATE_GATE);
 
 
 
 341	}
 342
 343	return 0;
 344}
 345
 346/**
 347 * vcn_v2_5_suspend - suspend VCN block
 348 *
 349 * @handle: amdgpu_device pointer
 350 *
 351 * HW fini and suspend VCN block
 352 */
 353static int vcn_v2_5_suspend(void *handle)
 354{
 355	int r;
 356	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 357
 358	r = vcn_v2_5_hw_fini(adev);
 359	if (r)
 360		return r;
 361
 362	r = amdgpu_vcn_suspend(adev);
 363
 364	return r;
 365}
 366
 367/**
 368 * vcn_v2_5_resume - resume VCN block
 369 *
 370 * @handle: amdgpu_device pointer
 371 *
 372 * Resume firmware and hw init VCN block
 373 */
 374static int vcn_v2_5_resume(void *handle)
 375{
 376	int r;
 377	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 378
 379	r = amdgpu_vcn_resume(adev);
 380	if (r)
 381		return r;
 382
 383	r = vcn_v2_5_hw_init(adev);
 384
 385	return r;
 386}
 387
 388/**
 389 * vcn_v2_5_mc_resume - memory controller programming
 390 *
 391 * @adev: amdgpu_device pointer
 392 *
 393 * Let the VCN memory controller know it's offsets
 394 */
 395static void vcn_v2_5_mc_resume(struct amdgpu_device *adev)
 396{
 397	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 398	uint32_t offset;
 399	int i;
 400
 401	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 402		if (adev->vcn.harvest_config & (1 << i))
 403			continue;
 404		/* cache window 0: fw */
 405		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 406			WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 407				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo));
 408			WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 409				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi));
 410			WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0, 0);
 411			offset = 0;
 412		} else {
 413			WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 414				lower_32_bits(adev->vcn.inst[i].gpu_addr));
 415			WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 416				upper_32_bits(adev->vcn.inst[i].gpu_addr));
 417			offset = size;
 418			WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0,
 419				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 420		}
 421		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE0, size);
 422
 423		/* cache window 1: stack */
 424		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 425			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
 426		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 427			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
 428		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET1, 0);
 429		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 430
 431		/* cache window 2: context */
 432		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 433			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 434		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 435			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 436		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET2, 0);
 437		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 438
 439		/* non-cache window */
 440		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
 441			lower_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
 442		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
 443			upper_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
 444		WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 445		WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_SIZE0,
 446			AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
 447	}
 448}
 449
 450static void vcn_v2_5_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 451{
 452	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 453	uint32_t offset;
 454
 455	/* cache window 0: fw */
 456	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 457		if (!indirect) {
 458			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 459				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 460				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
 461			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 462				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 463				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
 464			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 465				VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 466		} else {
 467			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 468				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
 469			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 470				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
 471			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 472				VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 473		}
 474		offset = 0;
 475	} else {
 476		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 477			VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 478			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 479		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 480			VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 481			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 482		offset = size;
 483		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 484			VCN, 0, mmUVD_VCPU_CACHE_OFFSET0),
 485			AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
 486	}
 487
 488	if (!indirect)
 489		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 490			VCN, 0, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
 491	else
 492		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 493			VCN, 0, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
 494
 495	/* cache window 1: stack */
 496	if (!indirect) {
 497		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 498			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
 499			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 500		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 501			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
 502			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 503		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 504			VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 505	} else {
 506		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 507			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
 508		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 509			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
 510		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 511			VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 512	}
 513	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 514		VCN, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
 515
 516	/* cache window 2: context */
 517	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 518		VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
 519		lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 520	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 521		VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
 522		upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 523	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 524		VCN, 0, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
 525	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 526		VCN, 0, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
 527
 528	/* non-cache window */
 529	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 530		VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
 531		lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 532	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 533		VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
 534		upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 535	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 536		VCN, 0, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 537	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 538		VCN, 0, mmUVD_VCPU_NONCACHE_SIZE0),
 539		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
 540
 541	/* VCN global tiling registers */
 542	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 543		VCN, 0, mmUVD_GFX8_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
 544}
 545
 546/**
 547 * vcn_v2_5_disable_clock_gating - disable VCN clock gating
 548 *
 549 * @adev: amdgpu_device pointer
 550 *
 551 * Disable clock gating for VCN block
 552 */
 553static void vcn_v2_5_disable_clock_gating(struct amdgpu_device *adev)
 554{
 555	uint32_t data;
 556	int i;
 557
 558	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 559		if (adev->vcn.harvest_config & (1 << i))
 560			continue;
 561		/* UVD disable CGC */
 562		data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 563		if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 564			data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 565		else
 566			data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 567		data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 568		data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 569		WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 570
 571		data = RREG32_SOC15(VCN, i, mmUVD_CGC_GATE);
 572		data &= ~(UVD_CGC_GATE__SYS_MASK
 573			| UVD_CGC_GATE__UDEC_MASK
 574			| UVD_CGC_GATE__MPEG2_MASK
 575			| UVD_CGC_GATE__REGS_MASK
 576			| UVD_CGC_GATE__RBC_MASK
 577			| UVD_CGC_GATE__LMI_MC_MASK
 578			| UVD_CGC_GATE__LMI_UMC_MASK
 579			| UVD_CGC_GATE__IDCT_MASK
 580			| UVD_CGC_GATE__MPRD_MASK
 581			| UVD_CGC_GATE__MPC_MASK
 582			| UVD_CGC_GATE__LBSI_MASK
 583			| UVD_CGC_GATE__LRBBM_MASK
 584			| UVD_CGC_GATE__UDEC_RE_MASK
 585			| UVD_CGC_GATE__UDEC_CM_MASK
 586			| UVD_CGC_GATE__UDEC_IT_MASK
 587			| UVD_CGC_GATE__UDEC_DB_MASK
 588			| UVD_CGC_GATE__UDEC_MP_MASK
 589			| UVD_CGC_GATE__WCB_MASK
 590			| UVD_CGC_GATE__VCPU_MASK
 591			| UVD_CGC_GATE__MMSCH_MASK);
 592
 593		WREG32_SOC15(VCN, i, mmUVD_CGC_GATE, data);
 594
 595		SOC15_WAIT_ON_RREG(VCN, i, mmUVD_CGC_GATE, 0,  0xFFFFFFFF);
 596
 597		data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 598		data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 599			| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 600			| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 601			| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 602			| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 603			| UVD_CGC_CTRL__SYS_MODE_MASK
 604			| UVD_CGC_CTRL__UDEC_MODE_MASK
 605			| UVD_CGC_CTRL__MPEG2_MODE_MASK
 606			| UVD_CGC_CTRL__REGS_MODE_MASK
 607			| UVD_CGC_CTRL__RBC_MODE_MASK
 608			| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 609			| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 610			| UVD_CGC_CTRL__IDCT_MODE_MASK
 611			| UVD_CGC_CTRL__MPRD_MODE_MASK
 612			| UVD_CGC_CTRL__MPC_MODE_MASK
 613			| UVD_CGC_CTRL__LBSI_MODE_MASK
 614			| UVD_CGC_CTRL__LRBBM_MODE_MASK
 615			| UVD_CGC_CTRL__WCB_MODE_MASK
 616			| UVD_CGC_CTRL__VCPU_MODE_MASK
 617			| UVD_CGC_CTRL__MMSCH_MODE_MASK);
 618		WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 619
 620		/* turn on */
 621		data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE);
 622		data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 623			| UVD_SUVD_CGC_GATE__SIT_MASK
 624			| UVD_SUVD_CGC_GATE__SMP_MASK
 625			| UVD_SUVD_CGC_GATE__SCM_MASK
 626			| UVD_SUVD_CGC_GATE__SDB_MASK
 627			| UVD_SUVD_CGC_GATE__SRE_H264_MASK
 628			| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 629			| UVD_SUVD_CGC_GATE__SIT_H264_MASK
 630			| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 631			| UVD_SUVD_CGC_GATE__SCM_H264_MASK
 632			| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 633			| UVD_SUVD_CGC_GATE__SDB_H264_MASK
 634			| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 635			| UVD_SUVD_CGC_GATE__SCLR_MASK
 636			| UVD_SUVD_CGC_GATE__UVD_SC_MASK
 637			| UVD_SUVD_CGC_GATE__ENT_MASK
 638			| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 639			| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 640			| UVD_SUVD_CGC_GATE__SITE_MASK
 641			| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 642			| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 643			| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 644			| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 645			| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
 646		WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE, data);
 647
 648		data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
 649		data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 650			| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 651			| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 652			| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 653			| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 654			| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 655			| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 656			| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 657			| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 658			| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 659		WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
 660	}
 661}
 662
 663static void vcn_v2_5_clock_gating_dpg_mode(struct amdgpu_device *adev,
 664		uint8_t sram_sel, int inst_idx, uint8_t indirect)
 665{
 666	uint32_t reg_data = 0;
 667
 668	/* enable sw clock gating control */
 669	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 670		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 671	else
 672		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 673	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 674	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 675	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 676		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 677		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 678		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 679		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 680		 UVD_CGC_CTRL__SYS_MODE_MASK |
 681		 UVD_CGC_CTRL__UDEC_MODE_MASK |
 682		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
 683		 UVD_CGC_CTRL__REGS_MODE_MASK |
 684		 UVD_CGC_CTRL__RBC_MODE_MASK |
 685		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 686		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 687		 UVD_CGC_CTRL__IDCT_MODE_MASK |
 688		 UVD_CGC_CTRL__MPRD_MODE_MASK |
 689		 UVD_CGC_CTRL__MPC_MODE_MASK |
 690		 UVD_CGC_CTRL__LBSI_MODE_MASK |
 691		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
 692		 UVD_CGC_CTRL__WCB_MODE_MASK |
 693		 UVD_CGC_CTRL__VCPU_MODE_MASK |
 694		 UVD_CGC_CTRL__MMSCH_MODE_MASK);
 695	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 696		VCN, 0, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
 697
 698	/* turn off clock gating */
 699	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 700		VCN, 0, mmUVD_CGC_GATE), 0, sram_sel, indirect);
 701
 702	/* turn on SUVD clock gating */
 703	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 704		VCN, 0, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
 705
 706	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
 707	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 708		VCN, 0, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
 709}
 710
 711/**
 712 * vcn_v2_5_enable_clock_gating - enable VCN clock gating
 713 *
 714 * @adev: amdgpu_device pointer
 715 *
 716 * Enable clock gating for VCN block
 717 */
 718static void vcn_v2_5_enable_clock_gating(struct amdgpu_device *adev)
 719{
 720	uint32_t data = 0;
 721	int i;
 722
 723	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 724		if (adev->vcn.harvest_config & (1 << i))
 725			continue;
 726		/* enable UVD CGC */
 727		data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 728		if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 729			data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 730		else
 731			data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 732		data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 733		data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 734		WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 735
 736		data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 737		data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 738			| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 739			| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 740			| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 741			| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 742			| UVD_CGC_CTRL__SYS_MODE_MASK
 743			| UVD_CGC_CTRL__UDEC_MODE_MASK
 744			| UVD_CGC_CTRL__MPEG2_MODE_MASK
 745			| UVD_CGC_CTRL__REGS_MODE_MASK
 746			| UVD_CGC_CTRL__RBC_MODE_MASK
 747			| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 748			| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 749			| UVD_CGC_CTRL__IDCT_MODE_MASK
 750			| UVD_CGC_CTRL__MPRD_MODE_MASK
 751			| UVD_CGC_CTRL__MPC_MODE_MASK
 752			| UVD_CGC_CTRL__LBSI_MODE_MASK
 753			| UVD_CGC_CTRL__LRBBM_MODE_MASK
 754			| UVD_CGC_CTRL__WCB_MODE_MASK
 755			| UVD_CGC_CTRL__VCPU_MODE_MASK);
 756		WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 757
 758		data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
 759		data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 760			| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 761			| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 762			| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 763			| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 764			| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 765			| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 766			| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 767			| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 768			| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 769		WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
 770	}
 771}
 772
 773static void vcn_v2_6_enable_ras(struct amdgpu_device *adev, int inst_idx,
 774				bool indirect)
 775{
 776	uint32_t tmp;
 777
 778	if (adev->ip_versions[UVD_HWIP][0] != IP_VERSION(2, 6, 0))
 779		return;
 780
 781	tmp = VCN_RAS_CNTL__VCPU_VCODEC_REARM_MASK |
 782	      VCN_RAS_CNTL__VCPU_VCODEC_IH_EN_MASK |
 783	      VCN_RAS_CNTL__VCPU_VCODEC_PMI_EN_MASK |
 784	      VCN_RAS_CNTL__VCPU_VCODEC_STALL_EN_MASK;
 785	WREG32_SOC15_DPG_MODE(inst_idx,
 786			      SOC15_DPG_MODE_OFFSET(VCN, 0, mmVCN_RAS_CNTL),
 787			      tmp, 0, indirect);
 788
 789	tmp = UVD_VCPU_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
 790	WREG32_SOC15_DPG_MODE(inst_idx,
 791			      SOC15_DPG_MODE_OFFSET(VCN, 0, mmUVD_VCPU_INT_EN),
 792			      tmp, 0, indirect);
 793
 794	tmp = UVD_SYS_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
 795	WREG32_SOC15_DPG_MODE(inst_idx,
 796			      SOC15_DPG_MODE_OFFSET(VCN, 0, mmUVD_SYS_INT_EN),
 797			      tmp, 0, indirect);
 798}
 799
 800static int vcn_v2_5_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 801{
 802	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 803	struct amdgpu_ring *ring;
 804	uint32_t rb_bufsz, tmp;
 805
 806	/* disable register anti-hang mechanism */
 807	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
 808		~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 809	/* enable dynamic power gating mode */
 810	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
 811	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 812	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 813	WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
 814
 815	if (indirect)
 816		adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
 817
 818	/* enable clock gating */
 819	vcn_v2_5_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
 820
 821	/* enable VCPU clock */
 822	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 823	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 824	tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
 825	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 826		VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
 827
 828	/* disable master interupt */
 829	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 830		VCN, 0, mmUVD_MASTINT_EN), 0, 0, indirect);
 831
 832	/* setup mmUVD_LMI_CTRL */
 833	tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 834		UVD_LMI_CTRL__REQ_MODE_MASK |
 835		UVD_LMI_CTRL__CRC_RESET_MASK |
 836		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
 837		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 838		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 839		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 840		0x00100000L);
 841	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 842		VCN, 0, mmUVD_LMI_CTRL), tmp, 0, indirect);
 843
 844	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 845		VCN, 0, mmUVD_MPC_CNTL),
 846		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
 847
 848	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 849		VCN, 0, mmUVD_MPC_SET_MUXA0),
 850		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 851		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 852		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 853		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
 854
 855	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 856		VCN, 0, mmUVD_MPC_SET_MUXB0),
 857		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
 858		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
 859		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
 860		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
 861
 862	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 863		VCN, 0, mmUVD_MPC_SET_MUX),
 864		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
 865		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
 866		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
 867
 868	vcn_v2_5_mc_resume_dpg_mode(adev, inst_idx, indirect);
 869
 870	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 871		VCN, 0, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
 872	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 873		VCN, 0, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
 874
 875	/* enable LMI MC and UMC channels */
 876	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 877		VCN, 0, mmUVD_LMI_CTRL2), 0, 0, indirect);
 878
 879	vcn_v2_6_enable_ras(adev, inst_idx, indirect);
 880
 881	/* unblock VCPU register access */
 882	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 883		VCN, 0, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
 884
 885	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 886	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 887	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 888		VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
 889
 890	/* enable master interrupt */
 891	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 892		VCN, 0, mmUVD_MASTINT_EN),
 893		UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
 894
 895	if (indirect)
 896		psp_update_vcn_sram(adev, inst_idx, adev->vcn.inst[inst_idx].dpg_sram_gpu_addr,
 897				    (uint32_t)((uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_curr_addr -
 898					       (uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr));
 899
 900	ring = &adev->vcn.inst[inst_idx].ring_dec;
 901	/* force RBC into idle state */
 902	rb_bufsz = order_base_2(ring->ring_size);
 903	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
 904	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
 905	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
 906	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
 907	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
 908	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
 909
 910	/* Stall DPG before WPTR/RPTR reset */
 911	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
 912		UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
 913		~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
 914	fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
 915
 916	/* set the write pointer delay */
 917	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
 918
 919	/* set the wb address */
 920	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
 921		(upper_32_bits(ring->gpu_addr) >> 2));
 922
 923	/* program the RB_BASE for ring buffer */
 924	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
 925		lower_32_bits(ring->gpu_addr));
 926	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
 927		upper_32_bits(ring->gpu_addr));
 928
 929	/* Initialize the ring buffer's read and write pointers */
 930	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
 931
 932	WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
 933
 934	ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
 935	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
 936		lower_32_bits(ring->wptr));
 937
 938	fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
 939	/* Unstall DPG */
 940	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
 941		0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
 942
 943	return 0;
 944}
 945
 946static int vcn_v2_5_start(struct amdgpu_device *adev)
 947{
 948	struct amdgpu_ring *ring;
 949	uint32_t rb_bufsz, tmp;
 950	int i, j, k, r;
 951
 952	if (adev->pm.dpm_enabled)
 953		amdgpu_dpm_enable_uvd(adev, true);
 954
 955	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 956		if (adev->vcn.harvest_config & (1 << i))
 957			continue;
 958		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
 959			r = vcn_v2_5_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
 960			continue;
 961		}
 962
 963		/* disable register anti-hang mechanism */
 964		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS), 0,
 965			~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 966
 967		/* set uvd status busy */
 968		tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
 969		WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
 970	}
 971
 972	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 973		return 0;
 974
 975	/*SW clock gating */
 976	vcn_v2_5_disable_clock_gating(adev);
 977
 978	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 979		if (adev->vcn.harvest_config & (1 << i))
 980			continue;
 981		/* enable VCPU clock */
 982		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
 983			UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
 984
 985		/* disable master interrupt */
 986		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
 987			~UVD_MASTINT_EN__VCPU_EN_MASK);
 988
 989		/* setup mmUVD_LMI_CTRL */
 990		tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
 991		tmp &= ~0xff;
 992		WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp | 0x8|
 993			UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
 994			UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
 995			UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 996			UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
 997
 998		/* setup mmUVD_MPC_CNTL */
 999		tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1000		tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1001		tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1002		WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1003
1004		/* setup UVD_MPC_SET_MUXA0 */
1005		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1006			((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1007			(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1008			(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1009			(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1010
1011		/* setup UVD_MPC_SET_MUXB0 */
1012		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1013			((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1014			(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1015			(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1016			(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1017
1018		/* setup mmUVD_MPC_SET_MUX */
1019		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1020			((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1021			(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1022			(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1023	}
1024
1025	vcn_v2_5_mc_resume(adev);
1026
1027	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1028		volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1029		if (adev->vcn.harvest_config & (1 << i))
1030			continue;
1031		/* VCN global tiling registers */
1032		WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1033			adev->gfx.config.gb_addr_config);
1034		WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1035			adev->gfx.config.gb_addr_config);
1036
1037		/* enable LMI MC and UMC channels */
1038		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1039			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1040
1041		/* unblock VCPU register access */
1042		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1043			~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1044
1045		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1046			~UVD_VCPU_CNTL__BLK_RST_MASK);
1047
1048		for (k = 0; k < 10; ++k) {
1049			uint32_t status;
1050
1051			for (j = 0; j < 100; ++j) {
1052				status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1053				if (status & 2)
1054					break;
1055				if (amdgpu_emu_mode == 1)
1056					msleep(500);
1057				else
1058					mdelay(10);
1059			}
1060			r = 0;
1061			if (status & 2)
1062				break;
1063
1064			DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
1065			WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1066				UVD_VCPU_CNTL__BLK_RST_MASK,
1067				~UVD_VCPU_CNTL__BLK_RST_MASK);
1068			mdelay(10);
1069			WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1070				~UVD_VCPU_CNTL__BLK_RST_MASK);
1071
1072			mdelay(10);
1073			r = -1;
1074		}
1075
1076		if (r) {
1077			DRM_ERROR("VCN decode not responding, giving up!!!\n");
1078			return r;
1079		}
1080
1081		/* enable master interrupt */
1082		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1083			UVD_MASTINT_EN__VCPU_EN_MASK,
1084			~UVD_MASTINT_EN__VCPU_EN_MASK);
1085
1086		/* clear the busy bit of VCN_STATUS */
1087		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1088			~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1089
1090		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1091
1092		ring = &adev->vcn.inst[i].ring_dec;
1093		/* force RBC into idle state */
1094		rb_bufsz = order_base_2(ring->ring_size);
1095		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1096		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1097		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1098		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1099		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1100		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1101
1102		fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
1103		/* program the RB_BASE for ring buffer */
1104		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1105			lower_32_bits(ring->gpu_addr));
1106		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1107			upper_32_bits(ring->gpu_addr));
1108
1109		/* Initialize the ring buffer's read and write pointers */
1110		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1111
1112		ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1113		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1114				lower_32_bits(ring->wptr));
1115		fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
1116
1117		fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1118		ring = &adev->vcn.inst[i].ring_enc[0];
1119		WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1120		WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1121		WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1122		WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1123		WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1124		fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1125
1126		fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1127		ring = &adev->vcn.inst[i].ring_enc[1];
1128		WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1129		WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1130		WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1131		WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1132		WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1133		fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1134	}
1135
1136	return 0;
1137}
1138
1139static int vcn_v2_5_mmsch_start(struct amdgpu_device *adev,
1140				struct amdgpu_mm_table *table)
1141{
1142	uint32_t data = 0, loop = 0, size = 0;
1143	uint64_t addr = table->gpu_addr;
1144	struct mmsch_v1_1_init_header *header = NULL;
1145
1146	header = (struct mmsch_v1_1_init_header *)table->cpu_addr;
1147	size = header->total_size;
1148
1149	/*
1150	 * 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of
1151	 *  memory descriptor location
1152	 */
1153	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr));
1154	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr));
1155
1156	/* 2, update vmid of descriptor */
1157	data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1158	data &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1159	/* use domain0 for MM scheduler */
1160	data |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1161	WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, data);
1162
1163	/* 3, notify mmsch about the size of this descriptor */
1164	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1165
1166	/* 4, set resp to zero */
1167	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1168
1169	/*
1170	 * 5, kick off the initialization and wait until
1171	 * VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero
1172	 */
1173	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, 0x10000001);
1174
1175	data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1176	loop = 10;
1177	while ((data & 0x10000002) != 0x10000002) {
1178		udelay(100);
1179		data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1180		loop--;
1181		if (!loop)
1182			break;
1183	}
1184
1185	if (!loop) {
1186		dev_err(adev->dev,
1187			"failed to init MMSCH, mmMMSCH_VF_MAILBOX_RESP = %x\n",
1188			data);
1189		return -EBUSY;
1190	}
1191
1192	return 0;
1193}
1194
1195static int vcn_v2_5_sriov_start(struct amdgpu_device *adev)
1196{
1197	struct amdgpu_ring *ring;
1198	uint32_t offset, size, tmp, i, rb_bufsz;
1199	uint32_t table_size = 0;
1200	struct mmsch_v1_0_cmd_direct_write direct_wt = { { 0 } };
1201	struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { { 0 } };
1202	struct mmsch_v1_0_cmd_end end = { { 0 } };
1203	uint32_t *init_table = adev->virt.mm_table.cpu_addr;
1204	struct mmsch_v1_1_init_header *header = (struct mmsch_v1_1_init_header *)init_table;
1205
1206	direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
1207	direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1208	end.cmd_header.command_type = MMSCH_COMMAND__END;
1209
1210	header->version = MMSCH_VERSION;
1211	header->total_size = sizeof(struct mmsch_v1_1_init_header) >> 2;
1212	init_table += header->total_size;
1213
1214	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1215		header->eng[i].table_offset = header->total_size;
1216		header->eng[i].init_status = 0;
1217		header->eng[i].table_size = 0;
1218
1219		table_size = 0;
1220
1221		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(
1222			SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS),
1223			~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1224
1225		size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
1226		/* mc resume*/
1227		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1228			MMSCH_V1_0_INSERT_DIRECT_WT(
1229				SOC15_REG_OFFSET(VCN, i,
1230					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1231				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1232			MMSCH_V1_0_INSERT_DIRECT_WT(
1233				SOC15_REG_OFFSET(VCN, i,
1234					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1235				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1236			offset = 0;
1237			MMSCH_V1_0_INSERT_DIRECT_WT(
1238				SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0), 0);
1239		} else {
1240			MMSCH_V1_0_INSERT_DIRECT_WT(
1241				SOC15_REG_OFFSET(VCN, i,
1242					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1243				lower_32_bits(adev->vcn.inst[i].gpu_addr));
1244			MMSCH_V1_0_INSERT_DIRECT_WT(
1245				SOC15_REG_OFFSET(VCN, i,
1246					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1247				upper_32_bits(adev->vcn.inst[i].gpu_addr));
1248			offset = size;
1249			MMSCH_V1_0_INSERT_DIRECT_WT(
1250				SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0),
1251				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1252		}
1253
1254		MMSCH_V1_0_INSERT_DIRECT_WT(
1255			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE0),
1256			size);
1257		MMSCH_V1_0_INSERT_DIRECT_WT(
1258			SOC15_REG_OFFSET(VCN, i,
1259				mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1260			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1261		MMSCH_V1_0_INSERT_DIRECT_WT(
1262			SOC15_REG_OFFSET(VCN, i,
1263				mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1264			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1265		MMSCH_V1_0_INSERT_DIRECT_WT(
1266			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET1),
1267			0);
1268		MMSCH_V1_0_INSERT_DIRECT_WT(
1269			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE1),
1270			AMDGPU_VCN_STACK_SIZE);
1271		MMSCH_V1_0_INSERT_DIRECT_WT(
1272			SOC15_REG_OFFSET(VCN, i,
1273				mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1274			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1275				AMDGPU_VCN_STACK_SIZE));
1276		MMSCH_V1_0_INSERT_DIRECT_WT(
1277			SOC15_REG_OFFSET(VCN, i,
1278				mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1279			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1280				AMDGPU_VCN_STACK_SIZE));
1281		MMSCH_V1_0_INSERT_DIRECT_WT(
1282			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET2),
1283			0);
1284		MMSCH_V1_0_INSERT_DIRECT_WT(
1285			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE2),
1286			AMDGPU_VCN_CONTEXT_SIZE);
1287
1288		ring = &adev->vcn.inst[i].ring_enc[0];
1289		ring->wptr = 0;
1290
1291		MMSCH_V1_0_INSERT_DIRECT_WT(
1292			SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_LO),
1293			lower_32_bits(ring->gpu_addr));
1294		MMSCH_V1_0_INSERT_DIRECT_WT(
1295			SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_HI),
1296			upper_32_bits(ring->gpu_addr));
1297		MMSCH_V1_0_INSERT_DIRECT_WT(
1298			SOC15_REG_OFFSET(VCN, i, mmUVD_RB_SIZE),
1299			ring->ring_size / 4);
1300
1301		ring = &adev->vcn.inst[i].ring_dec;
1302		ring->wptr = 0;
1303		MMSCH_V1_0_INSERT_DIRECT_WT(
1304			SOC15_REG_OFFSET(VCN, i,
1305				mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1306			lower_32_bits(ring->gpu_addr));
1307		MMSCH_V1_0_INSERT_DIRECT_WT(
1308			SOC15_REG_OFFSET(VCN, i,
1309				mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1310			upper_32_bits(ring->gpu_addr));
1311
1312		/* force RBC into idle state */
1313		rb_bufsz = order_base_2(ring->ring_size);
1314		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1315		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1316		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1317		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1318		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1319		MMSCH_V1_0_INSERT_DIRECT_WT(
1320			SOC15_REG_OFFSET(VCN, i, mmUVD_RBC_RB_CNTL), tmp);
1321
1322		/* add end packet */
1323		memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
1324		table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1325		init_table += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1326
1327		/* refine header */
1328		header->eng[i].table_size = table_size;
1329		header->total_size += table_size;
1330	}
1331
1332	return vcn_v2_5_mmsch_start(adev, &adev->virt.mm_table);
1333}
1334
1335static int vcn_v2_5_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1336{
1337	uint32_t tmp;
1338
1339	/* Wait for power status to be 1 */
1340	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1341		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1342
1343	/* wait for read ptr to be equal to write ptr */
1344	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1345	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1346
1347	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1348	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1349
1350	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1351	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1352
1353	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1354		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1355
1356	/* disable dynamic power gating mode */
1357	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1358			~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1359
1360	return 0;
1361}
1362
1363static int vcn_v2_5_stop(struct amdgpu_device *adev)
1364{
1365	uint32_t tmp;
1366	int i, r = 0;
1367
1368	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1369		if (adev->vcn.harvest_config & (1 << i))
1370			continue;
1371		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1372			r = vcn_v2_5_stop_dpg_mode(adev, i);
1373			continue;
1374		}
1375
1376		/* wait for vcn idle */
1377		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1378		if (r)
1379			return r;
1380
1381		tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1382			UVD_LMI_STATUS__READ_CLEAN_MASK |
1383			UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1384			UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1385		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1386		if (r)
1387			return r;
1388
1389		/* block LMI UMC channel */
1390		tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1391		tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1392		WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1393
1394		tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1395			UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1396		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1397		if (r)
1398			return r;
1399
1400		/* block VCPU register access */
1401		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1402			UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1403			~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1404
1405		/* reset VCPU */
1406		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1407			UVD_VCPU_CNTL__BLK_RST_MASK,
1408			~UVD_VCPU_CNTL__BLK_RST_MASK);
1409
1410		/* disable VCPU clock */
1411		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1412			~(UVD_VCPU_CNTL__CLK_EN_MASK));
1413
1414		/* clear status */
1415		WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1416
1417		vcn_v2_5_enable_clock_gating(adev);
1418
1419		/* enable register anti-hang mechanism */
1420		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS),
1421			UVD_POWER_STATUS__UVD_POWER_STATUS_MASK,
1422			~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1423	}
1424
1425	if (adev->pm.dpm_enabled)
1426		amdgpu_dpm_enable_uvd(adev, false);
1427
1428	return 0;
1429}
1430
1431static int vcn_v2_5_pause_dpg_mode(struct amdgpu_device *adev,
1432				int inst_idx, struct dpg_pause_state *new_state)
1433{
1434	struct amdgpu_ring *ring;
1435	uint32_t reg_data = 0;
1436	int ret_code = 0;
1437
1438	/* pause/unpause if state is changed */
1439	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1440		DRM_DEBUG("dpg pause state changed %d -> %d",
1441			adev->vcn.inst[inst_idx].pause_state.fw_based,	new_state->fw_based);
1442		reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1443			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1444
1445		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1446			ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1447				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1448
1449			if (!ret_code) {
1450				volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1451
1452				/* pause DPG */
1453				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1454				WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1455
1456				/* wait for ACK */
1457				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1458					   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1459					   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1460
1461				/* Stall DPG before WPTR/RPTR reset */
1462				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1463					   UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1464					   ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1465
1466				/* Restore */
1467				fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1468				ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1469				ring->wptr = 0;
1470				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1471				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1472				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1473				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1474				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1475				fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1476
1477				fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1478				ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1479				ring->wptr = 0;
1480				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1481				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1482				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1483				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1484				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1485				fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1486
1487				/* Unstall DPG */
1488				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1489					   0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1490
1491				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1492					   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1493			}
1494		} else {
1495			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1496			WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1497			SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1498				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1499		}
1500		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1501	}
1502
1503	return 0;
1504}
1505
1506/**
1507 * vcn_v2_5_dec_ring_get_rptr - get read pointer
1508 *
1509 * @ring: amdgpu_ring pointer
1510 *
1511 * Returns the current hardware read pointer
1512 */
1513static uint64_t vcn_v2_5_dec_ring_get_rptr(struct amdgpu_ring *ring)
1514{
1515	struct amdgpu_device *adev = ring->adev;
1516
1517	return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1518}
1519
1520/**
1521 * vcn_v2_5_dec_ring_get_wptr - get write pointer
1522 *
1523 * @ring: amdgpu_ring pointer
1524 *
1525 * Returns the current hardware write pointer
1526 */
1527static uint64_t vcn_v2_5_dec_ring_get_wptr(struct amdgpu_ring *ring)
1528{
1529	struct amdgpu_device *adev = ring->adev;
1530
1531	if (ring->use_doorbell)
1532		return *ring->wptr_cpu_addr;
1533	else
1534		return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1535}
1536
1537/**
1538 * vcn_v2_5_dec_ring_set_wptr - set write pointer
1539 *
1540 * @ring: amdgpu_ring pointer
1541 *
1542 * Commits the write pointer to the hardware
1543 */
1544static void vcn_v2_5_dec_ring_set_wptr(struct amdgpu_ring *ring)
1545{
1546	struct amdgpu_device *adev = ring->adev;
1547
1548	if (ring->use_doorbell) {
1549		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1550		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1551	} else {
1552		WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1553	}
1554}
1555
1556static const struct amdgpu_ring_funcs vcn_v2_5_dec_ring_vm_funcs = {
1557	.type = AMDGPU_RING_TYPE_VCN_DEC,
1558	.align_mask = 0xf,
1559	.secure_submission_supported = true,
1560	.vmhub = AMDGPU_MMHUB_1,
1561	.get_rptr = vcn_v2_5_dec_ring_get_rptr,
1562	.get_wptr = vcn_v2_5_dec_ring_get_wptr,
1563	.set_wptr = vcn_v2_5_dec_ring_set_wptr,
1564	.emit_frame_size =
1565		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1566		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1567		8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1568		14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1569		6,
1570	.emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1571	.emit_ib = vcn_v2_0_dec_ring_emit_ib,
1572	.emit_fence = vcn_v2_0_dec_ring_emit_fence,
1573	.emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1574	.test_ring = vcn_v2_0_dec_ring_test_ring,
1575	.test_ib = amdgpu_vcn_dec_ring_test_ib,
1576	.insert_nop = vcn_v2_0_dec_ring_insert_nop,
1577	.insert_start = vcn_v2_0_dec_ring_insert_start,
1578	.insert_end = vcn_v2_0_dec_ring_insert_end,
1579	.pad_ib = amdgpu_ring_generic_pad_ib,
1580	.begin_use = amdgpu_vcn_ring_begin_use,
1581	.end_use = amdgpu_vcn_ring_end_use,
1582	.emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1583	.emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1584	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1585};
1586
1587static const struct amdgpu_ring_funcs vcn_v2_6_dec_ring_vm_funcs = {
1588	.type = AMDGPU_RING_TYPE_VCN_DEC,
1589	.align_mask = 0xf,
1590	.secure_submission_supported = true,
1591	.vmhub = AMDGPU_MMHUB_0,
1592	.get_rptr = vcn_v2_5_dec_ring_get_rptr,
1593	.get_wptr = vcn_v2_5_dec_ring_get_wptr,
1594	.set_wptr = vcn_v2_5_dec_ring_set_wptr,
1595	.emit_frame_size =
1596		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1597		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1598		8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1599		14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1600		6,
1601	.emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1602	.emit_ib = vcn_v2_0_dec_ring_emit_ib,
1603	.emit_fence = vcn_v2_0_dec_ring_emit_fence,
1604	.emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1605	.test_ring = vcn_v2_0_dec_ring_test_ring,
1606	.test_ib = amdgpu_vcn_dec_ring_test_ib,
1607	.insert_nop = vcn_v2_0_dec_ring_insert_nop,
1608	.insert_start = vcn_v2_0_dec_ring_insert_start,
1609	.insert_end = vcn_v2_0_dec_ring_insert_end,
1610	.pad_ib = amdgpu_ring_generic_pad_ib,
1611	.begin_use = amdgpu_vcn_ring_begin_use,
1612	.end_use = amdgpu_vcn_ring_end_use,
1613	.emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1614	.emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1615	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1616};
1617
1618/**
1619 * vcn_v2_5_enc_ring_get_rptr - get enc read pointer
1620 *
1621 * @ring: amdgpu_ring pointer
1622 *
1623 * Returns the current hardware enc read pointer
1624 */
1625static uint64_t vcn_v2_5_enc_ring_get_rptr(struct amdgpu_ring *ring)
1626{
1627	struct amdgpu_device *adev = ring->adev;
1628
1629	if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1630		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1631	else
1632		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1633}
1634
1635/**
1636 * vcn_v2_5_enc_ring_get_wptr - get enc write pointer
1637 *
1638 * @ring: amdgpu_ring pointer
1639 *
1640 * Returns the current hardware enc write pointer
1641 */
1642static uint64_t vcn_v2_5_enc_ring_get_wptr(struct amdgpu_ring *ring)
1643{
1644	struct amdgpu_device *adev = ring->adev;
1645
1646	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1647		if (ring->use_doorbell)
1648			return *ring->wptr_cpu_addr;
1649		else
1650			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1651	} else {
1652		if (ring->use_doorbell)
1653			return *ring->wptr_cpu_addr;
1654		else
1655			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1656	}
1657}
1658
1659/**
1660 * vcn_v2_5_enc_ring_set_wptr - set enc write pointer
1661 *
1662 * @ring: amdgpu_ring pointer
1663 *
1664 * Commits the enc write pointer to the hardware
1665 */
1666static void vcn_v2_5_enc_ring_set_wptr(struct amdgpu_ring *ring)
1667{
1668	struct amdgpu_device *adev = ring->adev;
1669
1670	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1671		if (ring->use_doorbell) {
1672			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1673			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1674		} else {
1675			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1676		}
1677	} else {
1678		if (ring->use_doorbell) {
1679			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1680			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1681		} else {
1682			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1683		}
1684	}
1685}
1686
1687static const struct amdgpu_ring_funcs vcn_v2_5_enc_ring_vm_funcs = {
1688	.type = AMDGPU_RING_TYPE_VCN_ENC,
1689	.align_mask = 0x3f,
1690	.nop = VCN_ENC_CMD_NO_OP,
1691	.vmhub = AMDGPU_MMHUB_1,
1692	.get_rptr = vcn_v2_5_enc_ring_get_rptr,
1693	.get_wptr = vcn_v2_5_enc_ring_get_wptr,
1694	.set_wptr = vcn_v2_5_enc_ring_set_wptr,
1695	.emit_frame_size =
1696		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1697		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1698		4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1699		5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1700		1, /* vcn_v2_0_enc_ring_insert_end */
1701	.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1702	.emit_ib = vcn_v2_0_enc_ring_emit_ib,
1703	.emit_fence = vcn_v2_0_enc_ring_emit_fence,
1704	.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1705	.test_ring = amdgpu_vcn_enc_ring_test_ring,
1706	.test_ib = amdgpu_vcn_enc_ring_test_ib,
1707	.insert_nop = amdgpu_ring_insert_nop,
1708	.insert_end = vcn_v2_0_enc_ring_insert_end,
1709	.pad_ib = amdgpu_ring_generic_pad_ib,
1710	.begin_use = amdgpu_vcn_ring_begin_use,
1711	.end_use = amdgpu_vcn_ring_end_use,
1712	.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1713	.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1714	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1715};
1716
1717static const struct amdgpu_ring_funcs vcn_v2_6_enc_ring_vm_funcs = {
1718        .type = AMDGPU_RING_TYPE_VCN_ENC,
1719        .align_mask = 0x3f,
1720        .nop = VCN_ENC_CMD_NO_OP,
1721        .vmhub = AMDGPU_MMHUB_0,
1722        .get_rptr = vcn_v2_5_enc_ring_get_rptr,
1723        .get_wptr = vcn_v2_5_enc_ring_get_wptr,
1724        .set_wptr = vcn_v2_5_enc_ring_set_wptr,
1725        .emit_frame_size =
1726                SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1727                SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1728                4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1729                5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1730                1, /* vcn_v2_0_enc_ring_insert_end */
1731        .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1732        .emit_ib = vcn_v2_0_enc_ring_emit_ib,
1733        .emit_fence = vcn_v2_0_enc_ring_emit_fence,
1734        .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1735        .test_ring = amdgpu_vcn_enc_ring_test_ring,
1736        .test_ib = amdgpu_vcn_enc_ring_test_ib,
1737        .insert_nop = amdgpu_ring_insert_nop,
1738        .insert_end = vcn_v2_0_enc_ring_insert_end,
1739        .pad_ib = amdgpu_ring_generic_pad_ib,
1740        .begin_use = amdgpu_vcn_ring_begin_use,
1741        .end_use = amdgpu_vcn_ring_end_use,
1742        .emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1743        .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1744        .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1745};
1746
1747static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev)
1748{
1749	int i;
1750
1751	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1752		if (adev->vcn.harvest_config & (1 << i))
1753			continue;
1754		if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(2, 5, 0))
1755			adev->vcn.inst[i].ring_dec.funcs = &vcn_v2_5_dec_ring_vm_funcs;
1756		else /* CHIP_ALDEBARAN */
1757			adev->vcn.inst[i].ring_dec.funcs = &vcn_v2_6_dec_ring_vm_funcs;
1758		adev->vcn.inst[i].ring_dec.me = i;
1759		DRM_INFO("VCN(%d) decode is enabled in VM mode\n", i);
1760	}
1761}
1762
1763static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev)
1764{
1765	int i, j;
1766
1767	for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
1768		if (adev->vcn.harvest_config & (1 << j))
1769			continue;
1770		for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
1771			if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(2, 5, 0))
1772				adev->vcn.inst[j].ring_enc[i].funcs = &vcn_v2_5_enc_ring_vm_funcs;
1773			else /* CHIP_ALDEBARAN */
1774				adev->vcn.inst[j].ring_enc[i].funcs = &vcn_v2_6_enc_ring_vm_funcs;
1775			adev->vcn.inst[j].ring_enc[i].me = j;
1776		}
1777		DRM_INFO("VCN(%d) encode is enabled in VM mode\n", j);
1778	}
1779}
1780
1781static bool vcn_v2_5_is_idle(void *handle)
1782{
1783	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1784	int i, ret = 1;
1785
1786	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1787		if (adev->vcn.harvest_config & (1 << i))
1788			continue;
1789		ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
1790	}
1791
1792	return ret;
1793}
1794
1795static int vcn_v2_5_wait_for_idle(void *handle)
1796{
1797	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1798	int i, ret = 0;
1799
1800	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1801		if (adev->vcn.harvest_config & (1 << i))
1802			continue;
1803		ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
1804			UVD_STATUS__IDLE);
1805		if (ret)
1806			return ret;
1807	}
1808
1809	return ret;
1810}
1811
1812static int vcn_v2_5_set_clockgating_state(void *handle,
1813					  enum amd_clockgating_state state)
1814{
1815	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1816	bool enable = (state == AMD_CG_STATE_GATE);
1817
1818	if (amdgpu_sriov_vf(adev))
1819		return 0;
1820
1821	if (enable) {
1822		if (!vcn_v2_5_is_idle(handle))
1823			return -EBUSY;
1824		vcn_v2_5_enable_clock_gating(adev);
1825	} else {
1826		vcn_v2_5_disable_clock_gating(adev);
1827	}
1828
1829	return 0;
1830}
1831
1832static int vcn_v2_5_set_powergating_state(void *handle,
1833					  enum amd_powergating_state state)
1834{
1835	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1836	int ret;
1837
1838	if (amdgpu_sriov_vf(adev))
1839		return 0;
1840
1841	if(state == adev->vcn.cur_state)
1842		return 0;
1843
1844	if (state == AMD_PG_STATE_GATE)
1845		ret = vcn_v2_5_stop(adev);
1846	else
1847		ret = vcn_v2_5_start(adev);
1848
1849	if(!ret)
1850		adev->vcn.cur_state = state;
1851
1852	return ret;
1853}
1854
1855static int vcn_v2_5_set_interrupt_state(struct amdgpu_device *adev,
1856					struct amdgpu_irq_src *source,
1857					unsigned type,
1858					enum amdgpu_interrupt_state state)
1859{
1860	return 0;
1861}
1862
 
 
 
 
 
 
 
 
1863static int vcn_v2_5_process_interrupt(struct amdgpu_device *adev,
1864				      struct amdgpu_irq_src *source,
1865				      struct amdgpu_iv_entry *entry)
1866{
1867	uint32_t ip_instance;
1868
1869	switch (entry->client_id) {
1870	case SOC15_IH_CLIENTID_VCN:
1871		ip_instance = 0;
1872		break;
1873	case SOC15_IH_CLIENTID_VCN1:
1874		ip_instance = 1;
1875		break;
1876	default:
1877		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1878		return 0;
1879	}
1880
1881	DRM_DEBUG("IH: VCN TRAP\n");
1882
1883	switch (entry->src_id) {
1884	case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
1885		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
1886		break;
1887	case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
1888		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
1889		break;
1890	case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
1891		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
1892		break;
1893	case VCN_2_6__SRCID_UVD_POISON:
1894		amdgpu_vcn_process_poison_irq(adev, source, entry);
1895		break;
1896	default:
1897		DRM_ERROR("Unhandled interrupt: %d %d\n",
1898			  entry->src_id, entry->src_data[0]);
1899		break;
1900	}
1901
1902	return 0;
1903}
1904
1905static const struct amdgpu_irq_src_funcs vcn_v2_5_irq_funcs = {
1906	.set = vcn_v2_5_set_interrupt_state,
1907	.process = vcn_v2_5_process_interrupt,
1908};
1909
 
 
 
 
 
1910static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev)
1911{
1912	int i;
1913
1914	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1915		if (adev->vcn.harvest_config & (1 << i))
1916			continue;
1917		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
1918		adev->vcn.inst[i].irq.funcs = &vcn_v2_5_irq_funcs;
 
 
 
1919	}
1920}
1921
1922static const struct amd_ip_funcs vcn_v2_5_ip_funcs = {
1923	.name = "vcn_v2_5",
1924	.early_init = vcn_v2_5_early_init,
1925	.late_init = NULL,
1926	.sw_init = vcn_v2_5_sw_init,
1927	.sw_fini = vcn_v2_5_sw_fini,
1928	.hw_init = vcn_v2_5_hw_init,
1929	.hw_fini = vcn_v2_5_hw_fini,
1930	.suspend = vcn_v2_5_suspend,
1931	.resume = vcn_v2_5_resume,
1932	.is_idle = vcn_v2_5_is_idle,
1933	.wait_for_idle = vcn_v2_5_wait_for_idle,
1934	.check_soft_reset = NULL,
1935	.pre_soft_reset = NULL,
1936	.soft_reset = NULL,
1937	.post_soft_reset = NULL,
1938	.set_clockgating_state = vcn_v2_5_set_clockgating_state,
1939	.set_powergating_state = vcn_v2_5_set_powergating_state,
1940};
1941
1942static const struct amd_ip_funcs vcn_v2_6_ip_funcs = {
1943        .name = "vcn_v2_6",
1944        .early_init = vcn_v2_5_early_init,
1945        .late_init = NULL,
1946        .sw_init = vcn_v2_5_sw_init,
1947        .sw_fini = vcn_v2_5_sw_fini,
1948        .hw_init = vcn_v2_5_hw_init,
1949        .hw_fini = vcn_v2_5_hw_fini,
1950        .suspend = vcn_v2_5_suspend,
1951        .resume = vcn_v2_5_resume,
1952        .is_idle = vcn_v2_5_is_idle,
1953        .wait_for_idle = vcn_v2_5_wait_for_idle,
1954        .check_soft_reset = NULL,
1955        .pre_soft_reset = NULL,
1956        .soft_reset = NULL,
1957        .post_soft_reset = NULL,
1958        .set_clockgating_state = vcn_v2_5_set_clockgating_state,
1959        .set_powergating_state = vcn_v2_5_set_powergating_state,
1960};
1961
1962const struct amdgpu_ip_block_version vcn_v2_5_ip_block =
1963{
1964		.type = AMD_IP_BLOCK_TYPE_VCN,
1965		.major = 2,
1966		.minor = 5,
1967		.rev = 0,
1968		.funcs = &vcn_v2_5_ip_funcs,
1969};
1970
1971const struct amdgpu_ip_block_version vcn_v2_6_ip_block =
1972{
1973		.type = AMD_IP_BLOCK_TYPE_VCN,
1974		.major = 2,
1975		.minor = 6,
1976		.rev = 0,
1977		.funcs = &vcn_v2_6_ip_funcs,
1978};
1979
1980static uint32_t vcn_v2_6_query_poison_by_instance(struct amdgpu_device *adev,
1981			uint32_t instance, uint32_t sub_block)
1982{
1983	uint32_t poison_stat = 0, reg_value = 0;
1984
1985	switch (sub_block) {
1986	case AMDGPU_VCN_V2_6_VCPU_VCODEC:
1987		reg_value = RREG32_SOC15(VCN, instance, mmUVD_RAS_VCPU_VCODEC_STATUS);
1988		poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_VCPU_VCODEC_STATUS, POISONED_PF);
1989		break;
1990	default:
1991		break;
1992	}
1993
1994	if (poison_stat)
1995		dev_info(adev->dev, "Poison detected in VCN%d, sub_block%d\n",
1996			instance, sub_block);
1997
1998	return poison_stat;
1999}
2000
2001static bool vcn_v2_6_query_poison_status(struct amdgpu_device *adev)
2002{
2003	uint32_t inst, sub;
2004	uint32_t poison_stat = 0;
2005
2006	for (inst = 0; inst < adev->vcn.num_vcn_inst; inst++)
2007		for (sub = 0; sub < AMDGPU_VCN_V2_6_MAX_SUB_BLOCK; sub++)
2008			poison_stat +=
2009			vcn_v2_6_query_poison_by_instance(adev, inst, sub);
2010
2011	return !!poison_stat;
2012}
2013
2014const struct amdgpu_ras_block_hw_ops vcn_v2_6_ras_hw_ops = {
2015	.query_poison_status = vcn_v2_6_query_poison_status,
2016};
2017
2018static struct amdgpu_vcn_ras vcn_v2_6_ras = {
2019	.ras_block = {
2020		.hw_ops = &vcn_v2_6_ras_hw_ops,
 
2021	},
2022};
2023
2024static void vcn_v2_5_set_ras_funcs(struct amdgpu_device *adev)
2025{
2026	switch (adev->ip_versions[VCN_HWIP][0]) {
2027	case IP_VERSION(2, 6, 0):
2028		adev->vcn.ras = &vcn_v2_6_ras;
2029		break;
2030	default:
2031		break;
2032	}
2033
2034	amdgpu_vcn_set_ras_funcs(adev);
2035}