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   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 and load microcode
  75 *
  76 * @handle: amdgpu_device pointer
  77 *
  78 * Set ring and irq function pointers
  79 * Load microcode from filesystem
  80 */
  81static int vcn_v2_5_early_init(void *handle)
  82{
  83	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  84
  85	if (amdgpu_sriov_vf(adev)) {
  86		adev->vcn.num_vcn_inst = 2;
  87		adev->vcn.harvest_config = 0;
  88		adev->vcn.num_enc_rings = 1;
  89	} else {
  90		u32 harvest;
  91		int i;
  92
  93		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
  94			harvest = RREG32_SOC15(VCN, i, mmCC_UVD_HARVESTING);
  95			if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
  96				adev->vcn.harvest_config |= 1 << i;
  97		}
  98		if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
  99					AMDGPU_VCN_HARVEST_VCN1))
 100			/* both instances are harvested, disable the block */
 101			return -ENOENT;
 102
 103		adev->vcn.num_enc_rings = 2;
 104	}
 105
 106	vcn_v2_5_set_dec_ring_funcs(adev);
 107	vcn_v2_5_set_enc_ring_funcs(adev);
 108	vcn_v2_5_set_irq_funcs(adev);
 109	vcn_v2_5_set_ras_funcs(adev);
 110
 111	return amdgpu_vcn_early_init(adev);
 112}
 113
 114/**
 115 * vcn_v2_5_sw_init - sw init for VCN block
 116 *
 117 * @handle: amdgpu_device pointer
 118 *
 119 * Load firmware and sw initialization
 120 */
 121static int vcn_v2_5_sw_init(void *handle)
 122{
 123	struct amdgpu_ring *ring;
 124	int i, j, r;
 125	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 126
 127	for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
 128		if (adev->vcn.harvest_config & (1 << j))
 129			continue;
 130		/* VCN DEC TRAP */
 131		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
 132				VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[j].irq);
 133		if (r)
 134			return r;
 135
 136		/* VCN ENC TRAP */
 137		for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 138			r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
 139				i + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[j].irq);
 140			if (r)
 141				return r;
 142		}
 143
 144		/* VCN POISON TRAP */
 145		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
 146			VCN_2_6__SRCID_UVD_POISON, &adev->vcn.inst[j].ras_poison_irq);
 147		if (r)
 148			return r;
 149	}
 150
 151	r = amdgpu_vcn_sw_init(adev);
 152	if (r)
 153		return r;
 154
 155	amdgpu_vcn_setup_ucode(adev);
 156
 157	r = amdgpu_vcn_resume(adev);
 158	if (r)
 159		return r;
 160
 161	for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
 162		volatile struct amdgpu_fw_shared *fw_shared;
 163
 164		if (adev->vcn.harvest_config & (1 << j))
 165			continue;
 166		adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
 167		adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
 168		adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
 169		adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
 170		adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
 171		adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
 172
 173		adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
 174		adev->vcn.inst[j].external.scratch9 = SOC15_REG_OFFSET(VCN, j, mmUVD_SCRATCH9);
 175		adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
 176		adev->vcn.inst[j].external.data0 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA0);
 177		adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
 178		adev->vcn.inst[j].external.data1 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA1);
 179		adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
 180		adev->vcn.inst[j].external.cmd = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_CMD);
 181		adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
 182		adev->vcn.inst[j].external.nop = SOC15_REG_OFFSET(VCN, j, mmUVD_NO_OP);
 183
 184		ring = &adev->vcn.inst[j].ring_dec;
 185		ring->use_doorbell = true;
 186
 187		ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
 188				(amdgpu_sriov_vf(adev) ? 2*j : 8*j);
 189
 190		if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(2, 5, 0))
 191			ring->vm_hub = AMDGPU_MMHUB1(0);
 192		else
 193			ring->vm_hub = AMDGPU_MMHUB0(0);
 194
 195		sprintf(ring->name, "vcn_dec_%d", j);
 196		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[j].irq,
 197				     0, AMDGPU_RING_PRIO_DEFAULT, NULL);
 198		if (r)
 199			return r;
 200
 201		for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 202			enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
 203
 204			ring = &adev->vcn.inst[j].ring_enc[i];
 205			ring->use_doorbell = true;
 206
 207			ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
 208					(amdgpu_sriov_vf(adev) ? (1 + i + 2*j) : (2 + i + 8*j));
 209
 210			if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
 211			    IP_VERSION(2, 5, 0))
 212				ring->vm_hub = AMDGPU_MMHUB1(0);
 213			else
 214				ring->vm_hub = AMDGPU_MMHUB0(0);
 215
 216			sprintf(ring->name, "vcn_enc_%d.%d", j, i);
 217			r = amdgpu_ring_init(adev, ring, 512,
 218					     &adev->vcn.inst[j].irq, 0,
 219					     hw_prio, NULL);
 220			if (r)
 221				return r;
 222		}
 223
 224		fw_shared = adev->vcn.inst[j].fw_shared.cpu_addr;
 225		fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG);
 226
 227		if (amdgpu_vcnfw_log)
 228			amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
 229	}
 230
 231	if (amdgpu_sriov_vf(adev)) {
 232		r = amdgpu_virt_alloc_mm_table(adev);
 233		if (r)
 234			return r;
 235	}
 236
 237	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 238		adev->vcn.pause_dpg_mode = vcn_v2_5_pause_dpg_mode;
 239
 240	r = amdgpu_vcn_ras_sw_init(adev);
 241	if (r)
 242		return r;
 243
 244	return 0;
 245}
 246
 247/**
 248 * vcn_v2_5_sw_fini - sw fini for VCN block
 249 *
 250 * @handle: amdgpu_device pointer
 251 *
 252 * VCN suspend and free up sw allocation
 253 */
 254static int vcn_v2_5_sw_fini(void *handle)
 255{
 256	int i, r, idx;
 257	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 258	volatile struct amdgpu_fw_shared *fw_shared;
 259
 260	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
 261		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
 262			if (adev->vcn.harvest_config & (1 << i))
 263				continue;
 264			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
 265			fw_shared->present_flag_0 = 0;
 266		}
 267		drm_dev_exit(idx);
 268	}
 269
 270
 271	if (amdgpu_sriov_vf(adev))
 272		amdgpu_virt_free_mm_table(adev);
 273
 274	r = amdgpu_vcn_suspend(adev);
 275	if (r)
 276		return r;
 277
 278	r = amdgpu_vcn_sw_fini(adev);
 279
 280	return r;
 281}
 282
 283/**
 284 * vcn_v2_5_hw_init - start and test VCN block
 285 *
 286 * @handle: amdgpu_device pointer
 287 *
 288 * Initialize the hardware, boot up the VCPU and do some testing
 289 */
 290static int vcn_v2_5_hw_init(void *handle)
 291{
 292	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 293	struct amdgpu_ring *ring;
 294	int i, j, r = 0;
 295
 296	if (amdgpu_sriov_vf(adev))
 297		r = vcn_v2_5_sriov_start(adev);
 298
 299	for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
 300		if (adev->vcn.harvest_config & (1 << j))
 301			continue;
 302
 303		if (amdgpu_sriov_vf(adev)) {
 304			adev->vcn.inst[j].ring_enc[0].sched.ready = true;
 305			adev->vcn.inst[j].ring_enc[1].sched.ready = false;
 306			adev->vcn.inst[j].ring_enc[2].sched.ready = false;
 307			adev->vcn.inst[j].ring_dec.sched.ready = true;
 308		} else {
 309
 310			ring = &adev->vcn.inst[j].ring_dec;
 311
 312			adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 313						     ring->doorbell_index, j);
 314
 315			r = amdgpu_ring_test_helper(ring);
 316			if (r)
 317				goto done;
 318
 319			for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 320				ring = &adev->vcn.inst[j].ring_enc[i];
 321				r = amdgpu_ring_test_helper(ring);
 322				if (r)
 323					goto done;
 324			}
 325		}
 326	}
 327
 328done:
 329	if (!r)
 330		DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
 331			(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
 332
 333	return r;
 334}
 335
 336/**
 337 * vcn_v2_5_hw_fini - stop the hardware block
 338 *
 339 * @handle: amdgpu_device pointer
 340 *
 341 * Stop the VCN block, mark ring as not ready any more
 342 */
 343static int vcn_v2_5_hw_fini(void *handle)
 344{
 345	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 346	int i;
 347
 348	cancel_delayed_work_sync(&adev->vcn.idle_work);
 349
 350	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 351		if (adev->vcn.harvest_config & (1 << i))
 352			continue;
 353
 354		if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 355		    (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 356		     RREG32_SOC15(VCN, i, mmUVD_STATUS)))
 357			vcn_v2_5_set_powergating_state(adev, AMD_PG_STATE_GATE);
 358
 359		if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN))
 360			amdgpu_irq_put(adev, &adev->vcn.inst[i].ras_poison_irq, 0);
 361	}
 362
 363	return 0;
 364}
 365
 366/**
 367 * vcn_v2_5_suspend - suspend VCN block
 368 *
 369 * @handle: amdgpu_device pointer
 370 *
 371 * HW fini and suspend VCN block
 372 */
 373static int vcn_v2_5_suspend(void *handle)
 374{
 375	int r;
 376	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 377
 378	r = vcn_v2_5_hw_fini(adev);
 379	if (r)
 380		return r;
 381
 382	r = amdgpu_vcn_suspend(adev);
 383
 384	return r;
 385}
 386
 387/**
 388 * vcn_v2_5_resume - resume VCN block
 389 *
 390 * @handle: amdgpu_device pointer
 391 *
 392 * Resume firmware and hw init VCN block
 393 */
 394static int vcn_v2_5_resume(void *handle)
 395{
 396	int r;
 397	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 398
 399	r = amdgpu_vcn_resume(adev);
 400	if (r)
 401		return r;
 402
 403	r = vcn_v2_5_hw_init(adev);
 404
 405	return r;
 406}
 407
 408/**
 409 * vcn_v2_5_mc_resume - memory controller programming
 410 *
 411 * @adev: amdgpu_device pointer
 412 *
 413 * Let the VCN memory controller know it's offsets
 414 */
 415static void vcn_v2_5_mc_resume(struct amdgpu_device *adev)
 416{
 417	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 418	uint32_t offset;
 419	int i;
 420
 421	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 422		if (adev->vcn.harvest_config & (1 << i))
 423			continue;
 424		/* cache window 0: fw */
 425		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 426			WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 427				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo));
 428			WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 429				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi));
 430			WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0, 0);
 431			offset = 0;
 432		} else {
 433			WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 434				lower_32_bits(adev->vcn.inst[i].gpu_addr));
 435			WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 436				upper_32_bits(adev->vcn.inst[i].gpu_addr));
 437			offset = size;
 438			WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0,
 439				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 440		}
 441		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE0, size);
 442
 443		/* cache window 1: stack */
 444		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 445			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
 446		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 447			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
 448		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET1, 0);
 449		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 450
 451		/* cache window 2: context */
 452		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 453			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 454		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 455			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 456		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET2, 0);
 457		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 458
 459		/* non-cache window */
 460		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
 461			lower_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
 462		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
 463			upper_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
 464		WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
 465		WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_SIZE0,
 466			AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
 467	}
 468}
 469
 470static void vcn_v2_5_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 471{
 472	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 473	uint32_t offset;
 474
 475	/* cache window 0: fw */
 476	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 477		if (!indirect) {
 478			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 479				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 480				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
 481			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 482				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 483				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
 484			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 485				VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 486		} else {
 487			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 488				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
 489			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 490				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
 491			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 492				VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
 493		}
 494		offset = 0;
 495	} else {
 496		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 497			VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
 498			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 499		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 500			VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
 501			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
 502		offset = size;
 503		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 504			VCN, 0, mmUVD_VCPU_CACHE_OFFSET0),
 505			AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
 506	}
 507
 508	if (!indirect)
 509		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 510			VCN, 0, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
 511	else
 512		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 513			VCN, 0, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
 514
 515	/* cache window 1: stack */
 516	if (!indirect) {
 517		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 518			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
 519			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 520		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 521			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
 522			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
 523		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 524			VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 525	} else {
 526		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 527			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
 528		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 529			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
 530		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 531			VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
 532	}
 533	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 534		VCN, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
 535
 536	/* cache window 2: context */
 537	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 538		VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
 539		lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 540	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 541		VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
 542		upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
 543	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 544		VCN, 0, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
 545	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 546		VCN, 0, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
 547
 548	/* non-cache window */
 549	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 550		VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
 551		lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 552	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 553		VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
 554		upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
 555	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 556		VCN, 0, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
 557	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 558		VCN, 0, mmUVD_VCPU_NONCACHE_SIZE0),
 559		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
 560
 561	/* VCN global tiling registers */
 562	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 563		VCN, 0, mmUVD_GFX8_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
 564}
 565
 566/**
 567 * vcn_v2_5_disable_clock_gating - disable VCN clock gating
 568 *
 569 * @adev: amdgpu_device pointer
 570 *
 571 * Disable clock gating for VCN block
 572 */
 573static void vcn_v2_5_disable_clock_gating(struct amdgpu_device *adev)
 574{
 575	uint32_t data;
 576	int i;
 577
 578	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 579		if (adev->vcn.harvest_config & (1 << i))
 580			continue;
 581		/* UVD disable CGC */
 582		data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 583		if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 584			data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 585		else
 586			data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 587		data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 588		data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 589		WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 590
 591		data = RREG32_SOC15(VCN, i, mmUVD_CGC_GATE);
 592		data &= ~(UVD_CGC_GATE__SYS_MASK
 593			| UVD_CGC_GATE__UDEC_MASK
 594			| UVD_CGC_GATE__MPEG2_MASK
 595			| UVD_CGC_GATE__REGS_MASK
 596			| UVD_CGC_GATE__RBC_MASK
 597			| UVD_CGC_GATE__LMI_MC_MASK
 598			| UVD_CGC_GATE__LMI_UMC_MASK
 599			| UVD_CGC_GATE__IDCT_MASK
 600			| UVD_CGC_GATE__MPRD_MASK
 601			| UVD_CGC_GATE__MPC_MASK
 602			| UVD_CGC_GATE__LBSI_MASK
 603			| UVD_CGC_GATE__LRBBM_MASK
 604			| UVD_CGC_GATE__UDEC_RE_MASK
 605			| UVD_CGC_GATE__UDEC_CM_MASK
 606			| UVD_CGC_GATE__UDEC_IT_MASK
 607			| UVD_CGC_GATE__UDEC_DB_MASK
 608			| UVD_CGC_GATE__UDEC_MP_MASK
 609			| UVD_CGC_GATE__WCB_MASK
 610			| UVD_CGC_GATE__VCPU_MASK
 611			| UVD_CGC_GATE__MMSCH_MASK);
 612
 613		WREG32_SOC15(VCN, i, mmUVD_CGC_GATE, data);
 614
 615		SOC15_WAIT_ON_RREG(VCN, i, mmUVD_CGC_GATE, 0,  0xFFFFFFFF);
 616
 617		data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 618		data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 619			| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 620			| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 621			| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 622			| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 623			| UVD_CGC_CTRL__SYS_MODE_MASK
 624			| UVD_CGC_CTRL__UDEC_MODE_MASK
 625			| UVD_CGC_CTRL__MPEG2_MODE_MASK
 626			| UVD_CGC_CTRL__REGS_MODE_MASK
 627			| UVD_CGC_CTRL__RBC_MODE_MASK
 628			| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 629			| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 630			| UVD_CGC_CTRL__IDCT_MODE_MASK
 631			| UVD_CGC_CTRL__MPRD_MODE_MASK
 632			| UVD_CGC_CTRL__MPC_MODE_MASK
 633			| UVD_CGC_CTRL__LBSI_MODE_MASK
 634			| UVD_CGC_CTRL__LRBBM_MODE_MASK
 635			| UVD_CGC_CTRL__WCB_MODE_MASK
 636			| UVD_CGC_CTRL__VCPU_MODE_MASK
 637			| UVD_CGC_CTRL__MMSCH_MODE_MASK);
 638		WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 639
 640		/* turn on */
 641		data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE);
 642		data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 643			| UVD_SUVD_CGC_GATE__SIT_MASK
 644			| UVD_SUVD_CGC_GATE__SMP_MASK
 645			| UVD_SUVD_CGC_GATE__SCM_MASK
 646			| UVD_SUVD_CGC_GATE__SDB_MASK
 647			| UVD_SUVD_CGC_GATE__SRE_H264_MASK
 648			| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 649			| UVD_SUVD_CGC_GATE__SIT_H264_MASK
 650			| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 651			| UVD_SUVD_CGC_GATE__SCM_H264_MASK
 652			| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 653			| UVD_SUVD_CGC_GATE__SDB_H264_MASK
 654			| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 655			| UVD_SUVD_CGC_GATE__SCLR_MASK
 656			| UVD_SUVD_CGC_GATE__UVD_SC_MASK
 657			| UVD_SUVD_CGC_GATE__ENT_MASK
 658			| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 659			| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 660			| UVD_SUVD_CGC_GATE__SITE_MASK
 661			| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 662			| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 663			| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 664			| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 665			| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
 666		WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE, data);
 667
 668		data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
 669		data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 670			| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 671			| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 672			| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 673			| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 674			| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 675			| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 676			| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 677			| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 678			| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 679		WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
 680	}
 681}
 682
 683static void vcn_v2_5_clock_gating_dpg_mode(struct amdgpu_device *adev,
 684		uint8_t sram_sel, int inst_idx, uint8_t indirect)
 685{
 686	uint32_t reg_data = 0;
 687
 688	/* enable sw clock gating control */
 689	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 690		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 691	else
 692		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 693	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 694	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 695	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 696		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 697		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 698		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 699		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 700		 UVD_CGC_CTRL__SYS_MODE_MASK |
 701		 UVD_CGC_CTRL__UDEC_MODE_MASK |
 702		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
 703		 UVD_CGC_CTRL__REGS_MODE_MASK |
 704		 UVD_CGC_CTRL__RBC_MODE_MASK |
 705		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 706		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 707		 UVD_CGC_CTRL__IDCT_MODE_MASK |
 708		 UVD_CGC_CTRL__MPRD_MODE_MASK |
 709		 UVD_CGC_CTRL__MPC_MODE_MASK |
 710		 UVD_CGC_CTRL__LBSI_MODE_MASK |
 711		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
 712		 UVD_CGC_CTRL__WCB_MODE_MASK |
 713		 UVD_CGC_CTRL__VCPU_MODE_MASK |
 714		 UVD_CGC_CTRL__MMSCH_MODE_MASK);
 715	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 716		VCN, 0, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
 717
 718	/* turn off clock gating */
 719	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 720		VCN, 0, mmUVD_CGC_GATE), 0, sram_sel, indirect);
 721
 722	/* turn on SUVD clock gating */
 723	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 724		VCN, 0, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
 725
 726	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
 727	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 728		VCN, 0, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
 729}
 730
 731/**
 732 * vcn_v2_5_enable_clock_gating - enable VCN clock gating
 733 *
 734 * @adev: amdgpu_device pointer
 735 *
 736 * Enable clock gating for VCN block
 737 */
 738static void vcn_v2_5_enable_clock_gating(struct amdgpu_device *adev)
 739{
 740	uint32_t data = 0;
 741	int i;
 742
 743	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 744		if (adev->vcn.harvest_config & (1 << i))
 745			continue;
 746		/* enable UVD CGC */
 747		data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 748		if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 749			data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 750		else
 751			data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 752		data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 753		data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 754		WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 755
 756		data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
 757		data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 758			| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 759			| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 760			| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 761			| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 762			| UVD_CGC_CTRL__SYS_MODE_MASK
 763			| UVD_CGC_CTRL__UDEC_MODE_MASK
 764			| UVD_CGC_CTRL__MPEG2_MODE_MASK
 765			| UVD_CGC_CTRL__REGS_MODE_MASK
 766			| UVD_CGC_CTRL__RBC_MODE_MASK
 767			| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 768			| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 769			| UVD_CGC_CTRL__IDCT_MODE_MASK
 770			| UVD_CGC_CTRL__MPRD_MODE_MASK
 771			| UVD_CGC_CTRL__MPC_MODE_MASK
 772			| UVD_CGC_CTRL__LBSI_MODE_MASK
 773			| UVD_CGC_CTRL__LRBBM_MODE_MASK
 774			| UVD_CGC_CTRL__WCB_MODE_MASK
 775			| UVD_CGC_CTRL__VCPU_MODE_MASK);
 776		WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
 777
 778		data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
 779		data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 780			| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 781			| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 782			| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 783			| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 784			| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 785			| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 786			| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 787			| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 788			| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 789		WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
 790	}
 791}
 792
 793static void vcn_v2_6_enable_ras(struct amdgpu_device *adev, int inst_idx,
 794				bool indirect)
 795{
 796	uint32_t tmp;
 797
 798	if (amdgpu_ip_version(adev, UVD_HWIP, 0) != IP_VERSION(2, 6, 0))
 799		return;
 800
 801	tmp = VCN_RAS_CNTL__VCPU_VCODEC_REARM_MASK |
 802	      VCN_RAS_CNTL__VCPU_VCODEC_IH_EN_MASK |
 803	      VCN_RAS_CNTL__VCPU_VCODEC_PMI_EN_MASK |
 804	      VCN_RAS_CNTL__VCPU_VCODEC_STALL_EN_MASK;
 805	WREG32_SOC15_DPG_MODE(inst_idx,
 806			      SOC15_DPG_MODE_OFFSET(VCN, 0, mmVCN_RAS_CNTL),
 807			      tmp, 0, indirect);
 808
 809	tmp = UVD_VCPU_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
 810	WREG32_SOC15_DPG_MODE(inst_idx,
 811			      SOC15_DPG_MODE_OFFSET(VCN, 0, mmUVD_VCPU_INT_EN),
 812			      tmp, 0, indirect);
 813
 814	tmp = UVD_SYS_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
 815	WREG32_SOC15_DPG_MODE(inst_idx,
 816			      SOC15_DPG_MODE_OFFSET(VCN, 0, mmUVD_SYS_INT_EN),
 817			      tmp, 0, indirect);
 818}
 819
 820static int vcn_v2_5_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
 821{
 822	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
 823	struct amdgpu_ring *ring;
 824	uint32_t rb_bufsz, tmp;
 825
 826	/* disable register anti-hang mechanism */
 827	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
 828		~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 829	/* enable dynamic power gating mode */
 830	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
 831	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 832	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 833	WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
 834
 835	if (indirect)
 836		adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
 837
 838	/* enable clock gating */
 839	vcn_v2_5_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
 840
 841	/* enable VCPU clock */
 842	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 843	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 844	tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
 845	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 846		VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
 847
 848	/* disable master interupt */
 849	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 850		VCN, 0, mmUVD_MASTINT_EN), 0, 0, indirect);
 851
 852	/* setup mmUVD_LMI_CTRL */
 853	tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 854		UVD_LMI_CTRL__REQ_MODE_MASK |
 855		UVD_LMI_CTRL__CRC_RESET_MASK |
 856		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
 857		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 858		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 859		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 860		0x00100000L);
 861	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 862		VCN, 0, mmUVD_LMI_CTRL), tmp, 0, indirect);
 863
 864	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 865		VCN, 0, mmUVD_MPC_CNTL),
 866		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
 867
 868	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 869		VCN, 0, mmUVD_MPC_SET_MUXA0),
 870		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 871		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 872		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 873		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
 874
 875	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 876		VCN, 0, mmUVD_MPC_SET_MUXB0),
 877		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
 878		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
 879		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
 880		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
 881
 882	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 883		VCN, 0, mmUVD_MPC_SET_MUX),
 884		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
 885		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
 886		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
 887
 888	vcn_v2_5_mc_resume_dpg_mode(adev, inst_idx, indirect);
 889
 890	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 891		VCN, 0, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
 892	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 893		VCN, 0, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
 894
 895	/* enable LMI MC and UMC channels */
 896	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 897		VCN, 0, mmUVD_LMI_CTRL2), 0, 0, indirect);
 898
 899	vcn_v2_6_enable_ras(adev, inst_idx, indirect);
 900
 901	/* unblock VCPU register access */
 902	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 903		VCN, 0, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
 904
 905	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 906	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 907	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 908		VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
 909
 910	/* enable master interrupt */
 911	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
 912		VCN, 0, mmUVD_MASTINT_EN),
 913		UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
 914
 915	if (indirect)
 916		amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
 917
 918	ring = &adev->vcn.inst[inst_idx].ring_dec;
 919	/* force RBC into idle state */
 920	rb_bufsz = order_base_2(ring->ring_size);
 921	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
 922	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
 923	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
 924	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
 925	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
 926	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
 927
 928	/* Stall DPG before WPTR/RPTR reset */
 929	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
 930		UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
 931		~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
 932	fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
 933
 934	/* set the write pointer delay */
 935	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
 936
 937	/* set the wb address */
 938	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
 939		(upper_32_bits(ring->gpu_addr) >> 2));
 940
 941	/* program the RB_BASE for ring buffer */
 942	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
 943		lower_32_bits(ring->gpu_addr));
 944	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
 945		upper_32_bits(ring->gpu_addr));
 946
 947	/* Initialize the ring buffer's read and write pointers */
 948	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
 949
 950	WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
 951
 952	ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
 953	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
 954		lower_32_bits(ring->wptr));
 955
 956	fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
 957	/* Unstall DPG */
 958	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
 959		0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
 960
 961	return 0;
 962}
 963
 964static int vcn_v2_5_start(struct amdgpu_device *adev)
 965{
 966	struct amdgpu_ring *ring;
 967	uint32_t rb_bufsz, tmp;
 968	int i, j, k, r;
 969
 970	if (adev->pm.dpm_enabled)
 971		amdgpu_dpm_enable_uvd(adev, true);
 972
 973	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 974		if (adev->vcn.harvest_config & (1 << i))
 975			continue;
 976		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
 977			r = vcn_v2_5_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
 978			continue;
 979		}
 980
 981		/* disable register anti-hang mechanism */
 982		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS), 0,
 983			~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
 984
 985		/* set uvd status busy */
 986		tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
 987		WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
 988	}
 989
 990	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 991		return 0;
 992
 993	/*SW clock gating */
 994	vcn_v2_5_disable_clock_gating(adev);
 995
 996	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 997		if (adev->vcn.harvest_config & (1 << i))
 998			continue;
 999		/* enable VCPU clock */
1000		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1001			UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1002
1003		/* disable master interrupt */
1004		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1005			~UVD_MASTINT_EN__VCPU_EN_MASK);
1006
1007		/* setup mmUVD_LMI_CTRL */
1008		tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1009		tmp &= ~0xff;
1010		WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp | 0x8|
1011			UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
1012			UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1013			UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1014			UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1015
1016		/* setup mmUVD_MPC_CNTL */
1017		tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1018		tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1019		tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1020		WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1021
1022		/* setup UVD_MPC_SET_MUXA0 */
1023		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1024			((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1025			(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1026			(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1027			(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1028
1029		/* setup UVD_MPC_SET_MUXB0 */
1030		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1031			((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1032			(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1033			(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1034			(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1035
1036		/* setup mmUVD_MPC_SET_MUX */
1037		WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1038			((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1039			(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1040			(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1041	}
1042
1043	vcn_v2_5_mc_resume(adev);
1044
1045	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1046		volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1047		if (adev->vcn.harvest_config & (1 << i))
1048			continue;
1049		/* VCN global tiling registers */
1050		WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1051			adev->gfx.config.gb_addr_config);
1052		WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1053			adev->gfx.config.gb_addr_config);
1054
1055		/* enable LMI MC and UMC channels */
1056		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1057			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1058
1059		/* unblock VCPU register access */
1060		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1061			~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1062
1063		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1064			~UVD_VCPU_CNTL__BLK_RST_MASK);
1065
1066		for (k = 0; k < 10; ++k) {
1067			uint32_t status;
1068
1069			for (j = 0; j < 100; ++j) {
1070				status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1071				if (status & 2)
1072					break;
1073				if (amdgpu_emu_mode == 1)
1074					msleep(500);
1075				else
1076					mdelay(10);
1077			}
1078			r = 0;
1079			if (status & 2)
1080				break;
1081
1082			DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
1083			WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1084				UVD_VCPU_CNTL__BLK_RST_MASK,
1085				~UVD_VCPU_CNTL__BLK_RST_MASK);
1086			mdelay(10);
1087			WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1088				~UVD_VCPU_CNTL__BLK_RST_MASK);
1089
1090			mdelay(10);
1091			r = -1;
1092		}
1093
1094		if (r) {
1095			DRM_ERROR("VCN decode not responding, giving up!!!\n");
1096			return r;
1097		}
1098
1099		/* enable master interrupt */
1100		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1101			UVD_MASTINT_EN__VCPU_EN_MASK,
1102			~UVD_MASTINT_EN__VCPU_EN_MASK);
1103
1104		/* clear the busy bit of VCN_STATUS */
1105		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1106			~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1107
1108		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1109
1110		ring = &adev->vcn.inst[i].ring_dec;
1111		/* force RBC into idle state */
1112		rb_bufsz = order_base_2(ring->ring_size);
1113		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1114		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1115		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1116		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1117		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1118		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1119
1120		fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
1121		/* program the RB_BASE for ring buffer */
1122		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1123			lower_32_bits(ring->gpu_addr));
1124		WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1125			upper_32_bits(ring->gpu_addr));
1126
1127		/* Initialize the ring buffer's read and write pointers */
1128		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1129
1130		ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1131		WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1132				lower_32_bits(ring->wptr));
1133		fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
1134
1135		fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1136		ring = &adev->vcn.inst[i].ring_enc[0];
1137		WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1138		WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1139		WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1140		WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1141		WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1142		fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1143
1144		fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1145		ring = &adev->vcn.inst[i].ring_enc[1];
1146		WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1147		WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1148		WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1149		WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1150		WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1151		fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1152	}
1153
1154	return 0;
1155}
1156
1157static int vcn_v2_5_mmsch_start(struct amdgpu_device *adev,
1158				struct amdgpu_mm_table *table)
1159{
1160	uint32_t data = 0, loop = 0, size = 0;
1161	uint64_t addr = table->gpu_addr;
1162	struct mmsch_v1_1_init_header *header = NULL;
1163
1164	header = (struct mmsch_v1_1_init_header *)table->cpu_addr;
1165	size = header->total_size;
1166
1167	/*
1168	 * 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of
1169	 *  memory descriptor location
1170	 */
1171	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr));
1172	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr));
1173
1174	/* 2, update vmid of descriptor */
1175	data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1176	data &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1177	/* use domain0 for MM scheduler */
1178	data |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1179	WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, data);
1180
1181	/* 3, notify mmsch about the size of this descriptor */
1182	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1183
1184	/* 4, set resp to zero */
1185	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1186
1187	/*
1188	 * 5, kick off the initialization and wait until
1189	 * VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero
1190	 */
1191	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, 0x10000001);
1192
1193	data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1194	loop = 10;
1195	while ((data & 0x10000002) != 0x10000002) {
1196		udelay(100);
1197		data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1198		loop--;
1199		if (!loop)
1200			break;
1201	}
1202
1203	if (!loop) {
1204		dev_err(adev->dev,
1205			"failed to init MMSCH, mmMMSCH_VF_MAILBOX_RESP = %x\n",
1206			data);
1207		return -EBUSY;
1208	}
1209
1210	return 0;
1211}
1212
1213static int vcn_v2_5_sriov_start(struct amdgpu_device *adev)
1214{
1215	struct amdgpu_ring *ring;
1216	uint32_t offset, size, tmp, i, rb_bufsz;
1217	uint32_t table_size = 0;
1218	struct mmsch_v1_0_cmd_direct_write direct_wt = { { 0 } };
1219	struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { { 0 } };
1220	struct mmsch_v1_0_cmd_end end = { { 0 } };
1221	uint32_t *init_table = adev->virt.mm_table.cpu_addr;
1222	struct mmsch_v1_1_init_header *header = (struct mmsch_v1_1_init_header *)init_table;
1223
1224	direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
1225	direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1226	end.cmd_header.command_type = MMSCH_COMMAND__END;
1227
1228	header->version = MMSCH_VERSION;
1229	header->total_size = sizeof(struct mmsch_v1_1_init_header) >> 2;
1230	init_table += header->total_size;
1231
1232	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1233		header->eng[i].table_offset = header->total_size;
1234		header->eng[i].init_status = 0;
1235		header->eng[i].table_size = 0;
1236
1237		table_size = 0;
1238
1239		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(
1240			SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS),
1241			~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1242
1243		size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
1244		/* mc resume*/
1245		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1246			MMSCH_V1_0_INSERT_DIRECT_WT(
1247				SOC15_REG_OFFSET(VCN, i,
1248					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1249				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1250			MMSCH_V1_0_INSERT_DIRECT_WT(
1251				SOC15_REG_OFFSET(VCN, i,
1252					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1253				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1254			offset = 0;
1255			MMSCH_V1_0_INSERT_DIRECT_WT(
1256				SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0), 0);
1257		} else {
1258			MMSCH_V1_0_INSERT_DIRECT_WT(
1259				SOC15_REG_OFFSET(VCN, i,
1260					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1261				lower_32_bits(adev->vcn.inst[i].gpu_addr));
1262			MMSCH_V1_0_INSERT_DIRECT_WT(
1263				SOC15_REG_OFFSET(VCN, i,
1264					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1265				upper_32_bits(adev->vcn.inst[i].gpu_addr));
1266			offset = size;
1267			MMSCH_V1_0_INSERT_DIRECT_WT(
1268				SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0),
1269				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1270		}
1271
1272		MMSCH_V1_0_INSERT_DIRECT_WT(
1273			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE0),
1274			size);
1275		MMSCH_V1_0_INSERT_DIRECT_WT(
1276			SOC15_REG_OFFSET(VCN, i,
1277				mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1278			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1279		MMSCH_V1_0_INSERT_DIRECT_WT(
1280			SOC15_REG_OFFSET(VCN, i,
1281				mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1282			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1283		MMSCH_V1_0_INSERT_DIRECT_WT(
1284			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET1),
1285			0);
1286		MMSCH_V1_0_INSERT_DIRECT_WT(
1287			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE1),
1288			AMDGPU_VCN_STACK_SIZE);
1289		MMSCH_V1_0_INSERT_DIRECT_WT(
1290			SOC15_REG_OFFSET(VCN, i,
1291				mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1292			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1293				AMDGPU_VCN_STACK_SIZE));
1294		MMSCH_V1_0_INSERT_DIRECT_WT(
1295			SOC15_REG_OFFSET(VCN, i,
1296				mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1297			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1298				AMDGPU_VCN_STACK_SIZE));
1299		MMSCH_V1_0_INSERT_DIRECT_WT(
1300			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET2),
1301			0);
1302		MMSCH_V1_0_INSERT_DIRECT_WT(
1303			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE2),
1304			AMDGPU_VCN_CONTEXT_SIZE);
1305
1306		ring = &adev->vcn.inst[i].ring_enc[0];
1307		ring->wptr = 0;
1308
1309		MMSCH_V1_0_INSERT_DIRECT_WT(
1310			SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_LO),
1311			lower_32_bits(ring->gpu_addr));
1312		MMSCH_V1_0_INSERT_DIRECT_WT(
1313			SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_HI),
1314			upper_32_bits(ring->gpu_addr));
1315		MMSCH_V1_0_INSERT_DIRECT_WT(
1316			SOC15_REG_OFFSET(VCN, i, mmUVD_RB_SIZE),
1317			ring->ring_size / 4);
1318
1319		ring = &adev->vcn.inst[i].ring_dec;
1320		ring->wptr = 0;
1321		MMSCH_V1_0_INSERT_DIRECT_WT(
1322			SOC15_REG_OFFSET(VCN, i,
1323				mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1324			lower_32_bits(ring->gpu_addr));
1325		MMSCH_V1_0_INSERT_DIRECT_WT(
1326			SOC15_REG_OFFSET(VCN, i,
1327				mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1328			upper_32_bits(ring->gpu_addr));
1329
1330		/* force RBC into idle state */
1331		rb_bufsz = order_base_2(ring->ring_size);
1332		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1333		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1334		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1335		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1336		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1337		MMSCH_V1_0_INSERT_DIRECT_WT(
1338			SOC15_REG_OFFSET(VCN, i, mmUVD_RBC_RB_CNTL), tmp);
1339
1340		/* add end packet */
1341		memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
1342		table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1343		init_table += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1344
1345		/* refine header */
1346		header->eng[i].table_size = table_size;
1347		header->total_size += table_size;
1348	}
1349
1350	return vcn_v2_5_mmsch_start(adev, &adev->virt.mm_table);
1351}
1352
1353static int vcn_v2_5_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1354{
1355	uint32_t tmp;
1356
1357	/* Wait for power status to be 1 */
1358	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1359		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1360
1361	/* wait for read ptr to be equal to write ptr */
1362	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1363	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1364
1365	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1366	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1367
1368	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1369	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1370
1371	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1372		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1373
1374	/* disable dynamic power gating mode */
1375	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1376			~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1377
1378	return 0;
1379}
1380
1381static int vcn_v2_5_stop(struct amdgpu_device *adev)
1382{
1383	uint32_t tmp;
1384	int i, r = 0;
1385
1386	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1387		if (adev->vcn.harvest_config & (1 << i))
1388			continue;
1389		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1390			r = vcn_v2_5_stop_dpg_mode(adev, i);
1391			continue;
1392		}
1393
1394		/* wait for vcn idle */
1395		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1396		if (r)
1397			return r;
1398
1399		tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1400			UVD_LMI_STATUS__READ_CLEAN_MASK |
1401			UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1402			UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1403		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1404		if (r)
1405			return r;
1406
1407		/* block LMI UMC channel */
1408		tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1409		tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1410		WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1411
1412		tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1413			UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1414		r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1415		if (r)
1416			return r;
1417
1418		/* block VCPU register access */
1419		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1420			UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1421			~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1422
1423		/* reset VCPU */
1424		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1425			UVD_VCPU_CNTL__BLK_RST_MASK,
1426			~UVD_VCPU_CNTL__BLK_RST_MASK);
1427
1428		/* disable VCPU clock */
1429		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1430			~(UVD_VCPU_CNTL__CLK_EN_MASK));
1431
1432		/* clear status */
1433		WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1434
1435		vcn_v2_5_enable_clock_gating(adev);
1436
1437		/* enable register anti-hang mechanism */
1438		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS),
1439			UVD_POWER_STATUS__UVD_POWER_STATUS_MASK,
1440			~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1441	}
1442
1443	if (adev->pm.dpm_enabled)
1444		amdgpu_dpm_enable_uvd(adev, false);
1445
1446	return 0;
1447}
1448
1449static int vcn_v2_5_pause_dpg_mode(struct amdgpu_device *adev,
1450				int inst_idx, struct dpg_pause_state *new_state)
1451{
1452	struct amdgpu_ring *ring;
1453	uint32_t reg_data = 0;
1454	int ret_code = 0;
1455
1456	/* pause/unpause if state is changed */
1457	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1458		DRM_DEBUG("dpg pause state changed %d -> %d",
1459			adev->vcn.inst[inst_idx].pause_state.fw_based,	new_state->fw_based);
1460		reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1461			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1462
1463		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1464			ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1465				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1466
1467			if (!ret_code) {
1468				volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1469
1470				/* pause DPG */
1471				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1472				WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1473
1474				/* wait for ACK */
1475				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1476					   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1477					   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1478
1479				/* Stall DPG before WPTR/RPTR reset */
1480				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1481					   UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1482					   ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1483
1484				/* Restore */
1485				fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1486				ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1487				ring->wptr = 0;
1488				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1489				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1490				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1491				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1492				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1493				fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1494
1495				fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1496				ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1497				ring->wptr = 0;
1498				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1499				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1500				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1501				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1502				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1503				fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1504
1505				/* Unstall DPG */
1506				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1507					   0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1508
1509				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1510					   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1511			}
1512		} else {
1513			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1514			WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1515			SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1516				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1517		}
1518		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1519	}
1520
1521	return 0;
1522}
1523
1524/**
1525 * vcn_v2_5_dec_ring_get_rptr - get read pointer
1526 *
1527 * @ring: amdgpu_ring pointer
1528 *
1529 * Returns the current hardware read pointer
1530 */
1531static uint64_t vcn_v2_5_dec_ring_get_rptr(struct amdgpu_ring *ring)
1532{
1533	struct amdgpu_device *adev = ring->adev;
1534
1535	return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1536}
1537
1538/**
1539 * vcn_v2_5_dec_ring_get_wptr - get write pointer
1540 *
1541 * @ring: amdgpu_ring pointer
1542 *
1543 * Returns the current hardware write pointer
1544 */
1545static uint64_t vcn_v2_5_dec_ring_get_wptr(struct amdgpu_ring *ring)
1546{
1547	struct amdgpu_device *adev = ring->adev;
1548
1549	if (ring->use_doorbell)
1550		return *ring->wptr_cpu_addr;
1551	else
1552		return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1553}
1554
1555/**
1556 * vcn_v2_5_dec_ring_set_wptr - set write pointer
1557 *
1558 * @ring: amdgpu_ring pointer
1559 *
1560 * Commits the write pointer to the hardware
1561 */
1562static void vcn_v2_5_dec_ring_set_wptr(struct amdgpu_ring *ring)
1563{
1564	struct amdgpu_device *adev = ring->adev;
1565
1566	if (ring->use_doorbell) {
1567		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1568		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1569	} else {
1570		WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1571	}
1572}
1573
1574static const struct amdgpu_ring_funcs vcn_v2_5_dec_ring_vm_funcs = {
1575	.type = AMDGPU_RING_TYPE_VCN_DEC,
1576	.align_mask = 0xf,
1577	.secure_submission_supported = true,
1578	.get_rptr = vcn_v2_5_dec_ring_get_rptr,
1579	.get_wptr = vcn_v2_5_dec_ring_get_wptr,
1580	.set_wptr = vcn_v2_5_dec_ring_set_wptr,
1581	.emit_frame_size =
1582		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1583		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1584		8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1585		14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1586		6,
1587	.emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1588	.emit_ib = vcn_v2_0_dec_ring_emit_ib,
1589	.emit_fence = vcn_v2_0_dec_ring_emit_fence,
1590	.emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1591	.test_ring = vcn_v2_0_dec_ring_test_ring,
1592	.test_ib = amdgpu_vcn_dec_ring_test_ib,
1593	.insert_nop = vcn_v2_0_dec_ring_insert_nop,
1594	.insert_start = vcn_v2_0_dec_ring_insert_start,
1595	.insert_end = vcn_v2_0_dec_ring_insert_end,
1596	.pad_ib = amdgpu_ring_generic_pad_ib,
1597	.begin_use = amdgpu_vcn_ring_begin_use,
1598	.end_use = amdgpu_vcn_ring_end_use,
1599	.emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1600	.emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1601	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1602};
1603
1604/**
1605 * vcn_v2_5_enc_ring_get_rptr - get enc read pointer
1606 *
1607 * @ring: amdgpu_ring pointer
1608 *
1609 * Returns the current hardware enc read pointer
1610 */
1611static uint64_t vcn_v2_5_enc_ring_get_rptr(struct amdgpu_ring *ring)
1612{
1613	struct amdgpu_device *adev = ring->adev;
1614
1615	if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1616		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1617	else
1618		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1619}
1620
1621/**
1622 * vcn_v2_5_enc_ring_get_wptr - get enc write pointer
1623 *
1624 * @ring: amdgpu_ring pointer
1625 *
1626 * Returns the current hardware enc write pointer
1627 */
1628static uint64_t vcn_v2_5_enc_ring_get_wptr(struct amdgpu_ring *ring)
1629{
1630	struct amdgpu_device *adev = ring->adev;
1631
1632	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1633		if (ring->use_doorbell)
1634			return *ring->wptr_cpu_addr;
1635		else
1636			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1637	} else {
1638		if (ring->use_doorbell)
1639			return *ring->wptr_cpu_addr;
1640		else
1641			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1642	}
1643}
1644
1645/**
1646 * vcn_v2_5_enc_ring_set_wptr - set enc write pointer
1647 *
1648 * @ring: amdgpu_ring pointer
1649 *
1650 * Commits the enc write pointer to the hardware
1651 */
1652static void vcn_v2_5_enc_ring_set_wptr(struct amdgpu_ring *ring)
1653{
1654	struct amdgpu_device *adev = ring->adev;
1655
1656	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1657		if (ring->use_doorbell) {
1658			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1659			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1660		} else {
1661			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1662		}
1663	} else {
1664		if (ring->use_doorbell) {
1665			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1666			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1667		} else {
1668			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1669		}
1670	}
1671}
1672
1673static const struct amdgpu_ring_funcs vcn_v2_5_enc_ring_vm_funcs = {
1674	.type = AMDGPU_RING_TYPE_VCN_ENC,
1675	.align_mask = 0x3f,
1676	.nop = VCN_ENC_CMD_NO_OP,
1677	.get_rptr = vcn_v2_5_enc_ring_get_rptr,
1678	.get_wptr = vcn_v2_5_enc_ring_get_wptr,
1679	.set_wptr = vcn_v2_5_enc_ring_set_wptr,
1680	.emit_frame_size =
1681		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1682		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1683		4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1684		5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1685		1, /* vcn_v2_0_enc_ring_insert_end */
1686	.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1687	.emit_ib = vcn_v2_0_enc_ring_emit_ib,
1688	.emit_fence = vcn_v2_0_enc_ring_emit_fence,
1689	.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1690	.test_ring = amdgpu_vcn_enc_ring_test_ring,
1691	.test_ib = amdgpu_vcn_enc_ring_test_ib,
1692	.insert_nop = amdgpu_ring_insert_nop,
1693	.insert_end = vcn_v2_0_enc_ring_insert_end,
1694	.pad_ib = amdgpu_ring_generic_pad_ib,
1695	.begin_use = amdgpu_vcn_ring_begin_use,
1696	.end_use = amdgpu_vcn_ring_end_use,
1697	.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1698	.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1699	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1700};
1701
1702static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev)
1703{
1704	int i;
1705
1706	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1707		if (adev->vcn.harvest_config & (1 << i))
1708			continue;
1709		adev->vcn.inst[i].ring_dec.funcs = &vcn_v2_5_dec_ring_vm_funcs;
1710		adev->vcn.inst[i].ring_dec.me = i;
1711		DRM_INFO("VCN(%d) decode is enabled in VM mode\n", i);
1712	}
1713}
1714
1715static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev)
1716{
1717	int i, j;
1718
1719	for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
1720		if (adev->vcn.harvest_config & (1 << j))
1721			continue;
1722		for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
1723			adev->vcn.inst[j].ring_enc[i].funcs = &vcn_v2_5_enc_ring_vm_funcs;
1724			adev->vcn.inst[j].ring_enc[i].me = j;
1725		}
1726		DRM_INFO("VCN(%d) encode is enabled in VM mode\n", j);
1727	}
1728}
1729
1730static bool vcn_v2_5_is_idle(void *handle)
1731{
1732	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1733	int i, ret = 1;
1734
1735	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1736		if (adev->vcn.harvest_config & (1 << i))
1737			continue;
1738		ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
1739	}
1740
1741	return ret;
1742}
1743
1744static int vcn_v2_5_wait_for_idle(void *handle)
1745{
1746	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1747	int i, ret = 0;
1748
1749	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1750		if (adev->vcn.harvest_config & (1 << i))
1751			continue;
1752		ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
1753			UVD_STATUS__IDLE);
1754		if (ret)
1755			return ret;
1756	}
1757
1758	return ret;
1759}
1760
1761static int vcn_v2_5_set_clockgating_state(void *handle,
1762					  enum amd_clockgating_state state)
1763{
1764	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1765	bool enable = (state == AMD_CG_STATE_GATE);
1766
1767	if (amdgpu_sriov_vf(adev))
1768		return 0;
1769
1770	if (enable) {
1771		if (!vcn_v2_5_is_idle(handle))
1772			return -EBUSY;
1773		vcn_v2_5_enable_clock_gating(adev);
1774	} else {
1775		vcn_v2_5_disable_clock_gating(adev);
1776	}
1777
1778	return 0;
1779}
1780
1781static int vcn_v2_5_set_powergating_state(void *handle,
1782					  enum amd_powergating_state state)
1783{
1784	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1785	int ret;
1786
1787	if (amdgpu_sriov_vf(adev))
1788		return 0;
1789
1790	if(state == adev->vcn.cur_state)
1791		return 0;
1792
1793	if (state == AMD_PG_STATE_GATE)
1794		ret = vcn_v2_5_stop(adev);
1795	else
1796		ret = vcn_v2_5_start(adev);
1797
1798	if(!ret)
1799		adev->vcn.cur_state = state;
1800
1801	return ret;
1802}
1803
1804static int vcn_v2_5_set_interrupt_state(struct amdgpu_device *adev,
1805					struct amdgpu_irq_src *source,
1806					unsigned type,
1807					enum amdgpu_interrupt_state state)
1808{
1809	return 0;
1810}
1811
1812static int vcn_v2_6_set_ras_interrupt_state(struct amdgpu_device *adev,
1813					struct amdgpu_irq_src *source,
1814					unsigned int type,
1815					enum amdgpu_interrupt_state state)
1816{
1817	return 0;
1818}
1819
1820static int vcn_v2_5_process_interrupt(struct amdgpu_device *adev,
1821				      struct amdgpu_irq_src *source,
1822				      struct amdgpu_iv_entry *entry)
1823{
1824	uint32_t ip_instance;
1825
1826	switch (entry->client_id) {
1827	case SOC15_IH_CLIENTID_VCN:
1828		ip_instance = 0;
1829		break;
1830	case SOC15_IH_CLIENTID_VCN1:
1831		ip_instance = 1;
1832		break;
1833	default:
1834		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1835		return 0;
1836	}
1837
1838	DRM_DEBUG("IH: VCN TRAP\n");
1839
1840	switch (entry->src_id) {
1841	case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
1842		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
1843		break;
1844	case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
1845		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
1846		break;
1847	case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
1848		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
1849		break;
1850	default:
1851		DRM_ERROR("Unhandled interrupt: %d %d\n",
1852			  entry->src_id, entry->src_data[0]);
1853		break;
1854	}
1855
1856	return 0;
1857}
1858
1859static const struct amdgpu_irq_src_funcs vcn_v2_5_irq_funcs = {
1860	.set = vcn_v2_5_set_interrupt_state,
1861	.process = vcn_v2_5_process_interrupt,
1862};
1863
1864static const struct amdgpu_irq_src_funcs vcn_v2_6_ras_irq_funcs = {
1865	.set = vcn_v2_6_set_ras_interrupt_state,
1866	.process = amdgpu_vcn_process_poison_irq,
1867};
1868
1869static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev)
1870{
1871	int i;
1872
1873	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1874		if (adev->vcn.harvest_config & (1 << i))
1875			continue;
1876		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
1877		adev->vcn.inst[i].irq.funcs = &vcn_v2_5_irq_funcs;
1878
1879		adev->vcn.inst[i].ras_poison_irq.num_types = adev->vcn.num_enc_rings + 1;
1880		adev->vcn.inst[i].ras_poison_irq.funcs = &vcn_v2_6_ras_irq_funcs;
1881	}
1882}
1883
1884static const struct amd_ip_funcs vcn_v2_5_ip_funcs = {
1885	.name = "vcn_v2_5",
1886	.early_init = vcn_v2_5_early_init,
1887	.late_init = NULL,
1888	.sw_init = vcn_v2_5_sw_init,
1889	.sw_fini = vcn_v2_5_sw_fini,
1890	.hw_init = vcn_v2_5_hw_init,
1891	.hw_fini = vcn_v2_5_hw_fini,
1892	.suspend = vcn_v2_5_suspend,
1893	.resume = vcn_v2_5_resume,
1894	.is_idle = vcn_v2_5_is_idle,
1895	.wait_for_idle = vcn_v2_5_wait_for_idle,
1896	.check_soft_reset = NULL,
1897	.pre_soft_reset = NULL,
1898	.soft_reset = NULL,
1899	.post_soft_reset = NULL,
1900	.set_clockgating_state = vcn_v2_5_set_clockgating_state,
1901	.set_powergating_state = vcn_v2_5_set_powergating_state,
1902};
1903
1904static const struct amd_ip_funcs vcn_v2_6_ip_funcs = {
1905        .name = "vcn_v2_6",
1906        .early_init = vcn_v2_5_early_init,
1907        .late_init = NULL,
1908        .sw_init = vcn_v2_5_sw_init,
1909        .sw_fini = vcn_v2_5_sw_fini,
1910        .hw_init = vcn_v2_5_hw_init,
1911        .hw_fini = vcn_v2_5_hw_fini,
1912        .suspend = vcn_v2_5_suspend,
1913        .resume = vcn_v2_5_resume,
1914        .is_idle = vcn_v2_5_is_idle,
1915        .wait_for_idle = vcn_v2_5_wait_for_idle,
1916        .check_soft_reset = NULL,
1917        .pre_soft_reset = NULL,
1918        .soft_reset = NULL,
1919        .post_soft_reset = NULL,
1920        .set_clockgating_state = vcn_v2_5_set_clockgating_state,
1921        .set_powergating_state = vcn_v2_5_set_powergating_state,
1922};
1923
1924const struct amdgpu_ip_block_version vcn_v2_5_ip_block =
1925{
1926		.type = AMD_IP_BLOCK_TYPE_VCN,
1927		.major = 2,
1928		.minor = 5,
1929		.rev = 0,
1930		.funcs = &vcn_v2_5_ip_funcs,
1931};
1932
1933const struct amdgpu_ip_block_version vcn_v2_6_ip_block =
1934{
1935		.type = AMD_IP_BLOCK_TYPE_VCN,
1936		.major = 2,
1937		.minor = 6,
1938		.rev = 0,
1939		.funcs = &vcn_v2_6_ip_funcs,
1940};
1941
1942static uint32_t vcn_v2_6_query_poison_by_instance(struct amdgpu_device *adev,
1943			uint32_t instance, uint32_t sub_block)
1944{
1945	uint32_t poison_stat = 0, reg_value = 0;
1946
1947	switch (sub_block) {
1948	case AMDGPU_VCN_V2_6_VCPU_VCODEC:
1949		reg_value = RREG32_SOC15(VCN, instance, mmUVD_RAS_VCPU_VCODEC_STATUS);
1950		poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_VCPU_VCODEC_STATUS, POISONED_PF);
1951		break;
1952	default:
1953		break;
1954	}
1955
1956	if (poison_stat)
1957		dev_info(adev->dev, "Poison detected in VCN%d, sub_block%d\n",
1958			instance, sub_block);
1959
1960	return poison_stat;
1961}
1962
1963static bool vcn_v2_6_query_poison_status(struct amdgpu_device *adev)
1964{
1965	uint32_t inst, sub;
1966	uint32_t poison_stat = 0;
1967
1968	for (inst = 0; inst < adev->vcn.num_vcn_inst; inst++)
1969		for (sub = 0; sub < AMDGPU_VCN_V2_6_MAX_SUB_BLOCK; sub++)
1970			poison_stat +=
1971			vcn_v2_6_query_poison_by_instance(adev, inst, sub);
1972
1973	return !!poison_stat;
1974}
1975
1976const struct amdgpu_ras_block_hw_ops vcn_v2_6_ras_hw_ops = {
1977	.query_poison_status = vcn_v2_6_query_poison_status,
1978};
1979
1980static struct amdgpu_vcn_ras vcn_v2_6_ras = {
1981	.ras_block = {
1982		.hw_ops = &vcn_v2_6_ras_hw_ops,
1983		.ras_late_init = amdgpu_vcn_ras_late_init,
1984	},
1985};
1986
1987static void vcn_v2_5_set_ras_funcs(struct amdgpu_device *adev)
1988{
1989	switch (amdgpu_ip_version(adev, VCN_HWIP, 0)) {
1990	case IP_VERSION(2, 6, 0):
1991		adev->vcn.ras = &vcn_v2_6_ras;
1992		break;
1993	default:
1994		break;
1995	}
1996}