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   1/*
   2 * Copyright 2016 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
  26#include "amdgpu.h"
  27#include "amdgpu_cs.h"
  28#include "amdgpu_vcn.h"
  29#include "amdgpu_pm.h"
  30#include "soc15.h"
  31#include "soc15d.h"
  32#include "soc15_common.h"
  33
  34#include "vcn/vcn_1_0_offset.h"
  35#include "vcn/vcn_1_0_sh_mask.h"
  36#include "mmhub/mmhub_9_1_offset.h"
  37#include "mmhub/mmhub_9_1_sh_mask.h"
  38
  39#include "ivsrcid/vcn/irqsrcs_vcn_1_0.h"
  40#include "jpeg_v1_0.h"
  41#include "vcn_v1_0.h"
  42
  43#define mmUVD_RBC_XX_IB_REG_CHECK_1_0		0x05ab
  44#define mmUVD_RBC_XX_IB_REG_CHECK_1_0_BASE_IDX	1
  45#define mmUVD_REG_XX_MASK_1_0			0x05ac
  46#define mmUVD_REG_XX_MASK_1_0_BASE_IDX		1
  47
  48static const struct amdgpu_hwip_reg_entry vcn_reg_list_1_0[] = {
  49	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_POWER_STATUS),
  50	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_STATUS),
  51	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID),
  52	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID2),
  53	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA0),
  54	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA1),
  55	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_CMD),
  56	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI),
  57	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO),
  58	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI2),
  59	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO2),
  60	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI3),
  61	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO3),
  62	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI4),
  63	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO4),
  64	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR),
  65	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR),
  66	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR2),
  67	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR2),
  68	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR3),
  69	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR3),
  70	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR4),
  71	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR4),
  72	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE),
  73	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE2),
  74	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE3),
  75	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE4),
  76	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_CONFIG),
  77	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_STATUS),
  78	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_CTL),
  79	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_DATA),
  80	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_MASK),
  81	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_PAUSE)
  82};
  83
  84static int vcn_v1_0_stop(struct amdgpu_device *adev);
  85static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev);
  86static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev);
  87static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev);
  88static int vcn_v1_0_set_powergating_state(void *handle, enum amd_powergating_state state);
  89static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
  90				int inst_idx, struct dpg_pause_state *new_state);
  91
  92static void vcn_v1_0_idle_work_handler(struct work_struct *work);
  93static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring);
  94
  95/**
  96 * vcn_v1_0_early_init - set function pointers and load microcode
  97 *
  98 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
  99 *
 100 * Set ring and irq function pointers
 101 * Load microcode from filesystem
 102 */
 103static int vcn_v1_0_early_init(struct amdgpu_ip_block *ip_block)
 104{
 105	struct amdgpu_device *adev = ip_block->adev;
 106
 107	adev->vcn.num_enc_rings = 2;
 108
 109	vcn_v1_0_set_dec_ring_funcs(adev);
 110	vcn_v1_0_set_enc_ring_funcs(adev);
 111	vcn_v1_0_set_irq_funcs(adev);
 112
 113	jpeg_v1_0_early_init(ip_block);
 114
 115	return amdgpu_vcn_early_init(adev);
 116}
 117
 118/**
 119 * vcn_v1_0_sw_init - sw init for VCN block
 120 *
 121 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 122 *
 123 * Load firmware and sw initialization
 124 */
 125static int vcn_v1_0_sw_init(struct amdgpu_ip_block *ip_block)
 126{
 127	struct amdgpu_ring *ring;
 128	int i, r;
 129	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_1_0);
 130	uint32_t *ptr;
 131	struct amdgpu_device *adev = ip_block->adev;
 132
 133	/* VCN DEC TRAP */
 134	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
 135			VCN_1_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst->irq);
 136	if (r)
 137		return r;
 138
 139	/* VCN ENC TRAP */
 140	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 141		r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + VCN_1_0__SRCID__UVD_ENC_GENERAL_PURPOSE,
 142					&adev->vcn.inst->irq);
 143		if (r)
 144			return r;
 145	}
 146
 147	r = amdgpu_vcn_sw_init(adev);
 148	if (r)
 149		return r;
 150
 151	/* Override the work func */
 152	adev->vcn.idle_work.work.func = vcn_v1_0_idle_work_handler;
 153
 154	amdgpu_vcn_setup_ucode(adev);
 155
 156	r = amdgpu_vcn_resume(adev);
 157	if (r)
 158		return r;
 159
 160	ring = &adev->vcn.inst->ring_dec;
 161	ring->vm_hub = AMDGPU_MMHUB0(0);
 162	sprintf(ring->name, "vcn_dec");
 163	r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
 164			     AMDGPU_RING_PRIO_DEFAULT, NULL);
 165	if (r)
 166		return r;
 167
 168	adev->vcn.internal.scratch9 = adev->vcn.inst->external.scratch9 =
 169		SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9);
 170	adev->vcn.internal.data0 = adev->vcn.inst->external.data0 =
 171		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0);
 172	adev->vcn.internal.data1 = adev->vcn.inst->external.data1 =
 173		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1);
 174	adev->vcn.internal.cmd = adev->vcn.inst->external.cmd =
 175		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD);
 176	adev->vcn.internal.nop = adev->vcn.inst->external.nop =
 177		SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP);
 178
 179	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 180		enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
 181
 182		ring = &adev->vcn.inst->ring_enc[i];
 183		ring->vm_hub = AMDGPU_MMHUB0(0);
 184		sprintf(ring->name, "vcn_enc%d", i);
 185		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
 186				     hw_prio, NULL);
 187		if (r)
 188			return r;
 189	}
 190
 191	adev->vcn.pause_dpg_mode = vcn_v1_0_pause_dpg_mode;
 192
 193	if (amdgpu_vcnfw_log) {
 194		volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
 195
 196		fw_shared->present_flag_0 = 0;
 197		amdgpu_vcn_fwlog_init(adev->vcn.inst);
 198	}
 199
 200	r = jpeg_v1_0_sw_init(ip_block);
 201
 202	/* Allocate memory for VCN IP Dump buffer */
 203	ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL);
 204	if (!ptr) {
 205		DRM_ERROR("Failed to allocate memory for VCN IP Dump\n");
 206		adev->vcn.ip_dump = NULL;
 207	} else {
 208		adev->vcn.ip_dump = ptr;
 209	}
 210	return r;
 211}
 212
 213/**
 214 * vcn_v1_0_sw_fini - sw fini for VCN block
 215 *
 216 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 217 *
 218 * VCN suspend and free up sw allocation
 219 */
 220static int vcn_v1_0_sw_fini(struct amdgpu_ip_block *ip_block)
 221{
 222	int r;
 223	struct amdgpu_device *adev = ip_block->adev;
 224
 225	r = amdgpu_vcn_suspend(adev);
 226	if (r)
 227		return r;
 228
 229	jpeg_v1_0_sw_fini(ip_block);
 230
 231	r = amdgpu_vcn_sw_fini(adev);
 232
 233	kfree(adev->vcn.ip_dump);
 234
 235	return r;
 236}
 237
 238/**
 239 * vcn_v1_0_hw_init - start and test VCN block
 240 *
 241 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 242 *
 243 * Initialize the hardware, boot up the VCPU and do some testing
 244 */
 245static int vcn_v1_0_hw_init(struct amdgpu_ip_block *ip_block)
 246{
 247	struct amdgpu_device *adev = ip_block->adev;
 248	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 249	int i, r;
 250
 251	r = amdgpu_ring_test_helper(ring);
 252	if (r)
 253		return r;
 254
 255	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 256		ring = &adev->vcn.inst->ring_enc[i];
 257		r = amdgpu_ring_test_helper(ring);
 258		if (r)
 259			return r;
 260	}
 261
 262	ring = adev->jpeg.inst->ring_dec;
 263	r = amdgpu_ring_test_helper(ring);
 264
 265	return r;
 266}
 267
 268/**
 269 * vcn_v1_0_hw_fini - stop the hardware block
 270 *
 271 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 272 *
 273 * Stop the VCN block, mark ring as not ready any more
 274 */
 275static int vcn_v1_0_hw_fini(struct amdgpu_ip_block *ip_block)
 276{
 277	struct amdgpu_device *adev = ip_block->adev;
 278
 279	cancel_delayed_work_sync(&adev->vcn.idle_work);
 280
 281	if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 282		(adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 283		 RREG32_SOC15(VCN, 0, mmUVD_STATUS))) {
 284		vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 285	}
 286
 287	return 0;
 288}
 289
 290/**
 291 * vcn_v1_0_suspend - suspend VCN block
 292 *
 293 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 294 *
 295 * HW fini and suspend VCN block
 296 */
 297static int vcn_v1_0_suspend(struct amdgpu_ip_block *ip_block)
 298{
 299	int r;
 300	struct amdgpu_device *adev = ip_block->adev;
 301	bool idle_work_unexecuted;
 302
 303	idle_work_unexecuted = cancel_delayed_work_sync(&adev->vcn.idle_work);
 304	if (idle_work_unexecuted) {
 305		if (adev->pm.dpm_enabled)
 306			amdgpu_dpm_enable_uvd(adev, false);
 307	}
 308
 309	r = vcn_v1_0_hw_fini(ip_block);
 310	if (r)
 311		return r;
 312
 313	r = amdgpu_vcn_suspend(adev);
 314
 315	return r;
 316}
 317
 318/**
 319 * vcn_v1_0_resume - resume VCN block
 320 *
 321 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
 322 *
 323 * Resume firmware and hw init VCN block
 324 */
 325static int vcn_v1_0_resume(struct amdgpu_ip_block *ip_block)
 326{
 327	int r;
 328
 329	r = amdgpu_vcn_resume(ip_block->adev);
 330	if (r)
 331		return r;
 332
 333	r = vcn_v1_0_hw_init(ip_block);
 334
 335	return r;
 336}
 337
 338/**
 339 * vcn_v1_0_mc_resume_spg_mode - memory controller programming
 340 *
 341 * @adev: amdgpu_device pointer
 342 *
 343 * Let the VCN memory controller know it's offsets
 344 */
 345static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev)
 346{
 347	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[0]->size + 4);
 348	uint32_t offset;
 349
 350	/* cache window 0: fw */
 351	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 352		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 353			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo));
 354		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 355			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi));
 356		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0);
 357		offset = 0;
 358	} else {
 359		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 360			lower_32_bits(adev->vcn.inst->gpu_addr));
 361		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 362			upper_32_bits(adev->vcn.inst->gpu_addr));
 363		offset = size;
 364		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
 365			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 366	}
 367
 368	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
 369
 370	/* cache window 1: stack */
 371	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 372		     lower_32_bits(adev->vcn.inst->gpu_addr + offset));
 373	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 374		     upper_32_bits(adev->vcn.inst->gpu_addr + offset));
 375	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0);
 376	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 377
 378	/* cache window 2: context */
 379	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 380		     lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 381	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 382		     upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 383	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0);
 384	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 385
 386	WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
 387			adev->gfx.config.gb_addr_config);
 388	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
 389			adev->gfx.config.gb_addr_config);
 390	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
 391			adev->gfx.config.gb_addr_config);
 392	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
 393			adev->gfx.config.gb_addr_config);
 394	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
 395			adev->gfx.config.gb_addr_config);
 396	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
 397			adev->gfx.config.gb_addr_config);
 398	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
 399			adev->gfx.config.gb_addr_config);
 400	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
 401			adev->gfx.config.gb_addr_config);
 402	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
 403			adev->gfx.config.gb_addr_config);
 404	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
 405			adev->gfx.config.gb_addr_config);
 406	WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG,
 407			adev->gfx.config.gb_addr_config);
 408	WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG,
 409			adev->gfx.config.gb_addr_config);
 410}
 411
 412static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev)
 413{
 414	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[0]->size + 4);
 415	uint32_t offset;
 416
 417	/* cache window 0: fw */
 418	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 419		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 420			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo),
 421			     0xFFFFFFFF, 0);
 422		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 423			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi),
 424			     0xFFFFFFFF, 0);
 425		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0,
 426			     0xFFFFFFFF, 0);
 427		offset = 0;
 428	} else {
 429		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 430			lower_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
 431		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 432			upper_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
 433		offset = size;
 434		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
 435			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0);
 436	}
 437
 438	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0);
 439
 440	/* cache window 1: stack */
 441	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 442		     lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
 443	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 444		     upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
 445	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0,
 446			     0xFFFFFFFF, 0);
 447	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE,
 448			     0xFFFFFFFF, 0);
 449
 450	/* cache window 2: context */
 451	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 452		     lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
 453			     0xFFFFFFFF, 0);
 454	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 455		     upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
 456			     0xFFFFFFFF, 0);
 457	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0);
 458	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE,
 459			     0xFFFFFFFF, 0);
 460
 461	/* VCN global tiling registers */
 462	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
 463			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 464	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
 465			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 466	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
 467			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 468	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
 469		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 470	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
 471		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 472	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
 473		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 474	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
 475		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 476	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
 477		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 478	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
 479		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 480	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
 481		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 482}
 483
 484/**
 485 * vcn_v1_0_disable_clock_gating - disable VCN clock gating
 486 *
 487 * @adev: amdgpu_device pointer
 488 *
 489 * Disable clock gating for VCN block
 490 */
 491static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev)
 492{
 493	uint32_t data;
 494
 495	/* JPEG disable CGC */
 496	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
 497
 498	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 499		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 500	else
 501		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 502
 503	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 504	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 505	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
 506
 507	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
 508	data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
 509	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
 510
 511	/* UVD disable CGC */
 512	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 513	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 514		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 515	else
 516		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 517
 518	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 519	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 520	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 521
 522	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE);
 523	data &= ~(UVD_CGC_GATE__SYS_MASK
 524		| UVD_CGC_GATE__UDEC_MASK
 525		| UVD_CGC_GATE__MPEG2_MASK
 526		| UVD_CGC_GATE__REGS_MASK
 527		| UVD_CGC_GATE__RBC_MASK
 528		| UVD_CGC_GATE__LMI_MC_MASK
 529		| UVD_CGC_GATE__LMI_UMC_MASK
 530		| UVD_CGC_GATE__IDCT_MASK
 531		| UVD_CGC_GATE__MPRD_MASK
 532		| UVD_CGC_GATE__MPC_MASK
 533		| UVD_CGC_GATE__LBSI_MASK
 534		| UVD_CGC_GATE__LRBBM_MASK
 535		| UVD_CGC_GATE__UDEC_RE_MASK
 536		| UVD_CGC_GATE__UDEC_CM_MASK
 537		| UVD_CGC_GATE__UDEC_IT_MASK
 538		| UVD_CGC_GATE__UDEC_DB_MASK
 539		| UVD_CGC_GATE__UDEC_MP_MASK
 540		| UVD_CGC_GATE__WCB_MASK
 541		| UVD_CGC_GATE__VCPU_MASK
 542		| UVD_CGC_GATE__SCPU_MASK);
 543	WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data);
 544
 545	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 546	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 547		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 548		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 549		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 550		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 551		| UVD_CGC_CTRL__SYS_MODE_MASK
 552		| UVD_CGC_CTRL__UDEC_MODE_MASK
 553		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 554		| UVD_CGC_CTRL__REGS_MODE_MASK
 555		| UVD_CGC_CTRL__RBC_MODE_MASK
 556		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 557		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 558		| UVD_CGC_CTRL__IDCT_MODE_MASK
 559		| UVD_CGC_CTRL__MPRD_MODE_MASK
 560		| UVD_CGC_CTRL__MPC_MODE_MASK
 561		| UVD_CGC_CTRL__LBSI_MODE_MASK
 562		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 563		| UVD_CGC_CTRL__WCB_MODE_MASK
 564		| UVD_CGC_CTRL__VCPU_MODE_MASK
 565		| UVD_CGC_CTRL__SCPU_MODE_MASK);
 566	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 567
 568	/* turn on */
 569	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE);
 570	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 571		| UVD_SUVD_CGC_GATE__SIT_MASK
 572		| UVD_SUVD_CGC_GATE__SMP_MASK
 573		| UVD_SUVD_CGC_GATE__SCM_MASK
 574		| UVD_SUVD_CGC_GATE__SDB_MASK
 575		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
 576		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 577		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
 578		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 579		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
 580		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 581		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
 582		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 583		| UVD_SUVD_CGC_GATE__SCLR_MASK
 584		| UVD_SUVD_CGC_GATE__UVD_SC_MASK
 585		| UVD_SUVD_CGC_GATE__ENT_MASK
 586		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 587		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 588		| UVD_SUVD_CGC_GATE__SITE_MASK
 589		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 590		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 591		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 592		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 593		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
 594	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data);
 595
 596	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
 597	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 598		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 599		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 600		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 601		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 602		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 603		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 604		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 605		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 606		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 607	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
 608}
 609
 610/**
 611 * vcn_v1_0_enable_clock_gating - enable VCN clock gating
 612 *
 613 * @adev: amdgpu_device pointer
 614 *
 615 * Enable clock gating for VCN block
 616 */
 617static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev)
 618{
 619	uint32_t data = 0;
 620
 621	/* enable JPEG CGC */
 622	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
 623	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 624		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 625	else
 626		data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 627	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 628	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 629	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
 630
 631	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
 632	data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
 633	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
 634
 635	/* enable UVD CGC */
 636	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 637	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 638		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 639	else
 640		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 641	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 642	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 643	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 644
 645	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 646	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 647		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 648		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 649		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 650		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 651		| UVD_CGC_CTRL__SYS_MODE_MASK
 652		| UVD_CGC_CTRL__UDEC_MODE_MASK
 653		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 654		| UVD_CGC_CTRL__REGS_MODE_MASK
 655		| UVD_CGC_CTRL__RBC_MODE_MASK
 656		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 657		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 658		| UVD_CGC_CTRL__IDCT_MODE_MASK
 659		| UVD_CGC_CTRL__MPRD_MODE_MASK
 660		| UVD_CGC_CTRL__MPC_MODE_MASK
 661		| UVD_CGC_CTRL__LBSI_MODE_MASK
 662		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 663		| UVD_CGC_CTRL__WCB_MODE_MASK
 664		| UVD_CGC_CTRL__VCPU_MODE_MASK
 665		| UVD_CGC_CTRL__SCPU_MODE_MASK);
 666	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 667
 668	data = RREG32_SOC15(VCN, 0, 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, 0, mmUVD_SUVD_CGC_CTRL, data);
 680}
 681
 682static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel)
 683{
 684	uint32_t reg_data = 0;
 685
 686	/* disable JPEG CGC */
 687	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 688		reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 689	else
 690		reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 691	reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 692	reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 693	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
 694
 695	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
 696
 697	/* enable sw clock gating control */
 698	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 699		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 700	else
 701		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 702	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 703	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 704	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 705		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 706		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 707		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 708		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 709		 UVD_CGC_CTRL__SYS_MODE_MASK |
 710		 UVD_CGC_CTRL__UDEC_MODE_MASK |
 711		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
 712		 UVD_CGC_CTRL__REGS_MODE_MASK |
 713		 UVD_CGC_CTRL__RBC_MODE_MASK |
 714		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 715		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 716		 UVD_CGC_CTRL__IDCT_MODE_MASK |
 717		 UVD_CGC_CTRL__MPRD_MODE_MASK |
 718		 UVD_CGC_CTRL__MPC_MODE_MASK |
 719		 UVD_CGC_CTRL__LBSI_MODE_MASK |
 720		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
 721		 UVD_CGC_CTRL__WCB_MODE_MASK |
 722		 UVD_CGC_CTRL__VCPU_MODE_MASK |
 723		 UVD_CGC_CTRL__SCPU_MODE_MASK);
 724	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
 725
 726	/* turn off clock gating */
 727	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
 728
 729	/* turn on SUVD clock gating */
 730	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel);
 731
 732	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
 733	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel);
 734}
 735
 736static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev)
 737{
 738	uint32_t data = 0;
 739
 740	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 741		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 742			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 743			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 744			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 745			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 746			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
 747			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
 748			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 749			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 750			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 751			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
 752
 753		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
 754		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF);
 755	} else {
 756		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 757			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 758			| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 759			| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 760			| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 761			| 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
 762			| 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
 763			| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 764			| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 765			| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 766			| 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
 767		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
 768		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0,  0xFFFFFFFF);
 769	}
 770
 771	/* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */
 772
 773	data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
 774	data &= ~0x103;
 775	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 776		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK;
 777
 778	WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
 779}
 780
 781static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev)
 782{
 783	uint32_t data = 0;
 784
 785	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 786		/* Before power off, this indicator has to be turned on */
 787		data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
 788		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
 789		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
 790		WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
 791
 792
 793		data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 794			| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 795			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 796			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 797			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 798			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
 799			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
 800			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 801			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 802			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 803			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
 804
 805		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
 806
 807		data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
 808			| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
 809			| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
 810			| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
 811			| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
 812			| 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT
 813			| 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT
 814			| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
 815			| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
 816			| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
 817			| 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT);
 818		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF);
 819	}
 820}
 821
 822/**
 823 * vcn_v1_0_start_spg_mode - start VCN block
 824 *
 825 * @adev: amdgpu_device pointer
 826 *
 827 * Setup and start the VCN block
 828 */
 829static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev)
 830{
 831	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 832	uint32_t rb_bufsz, tmp;
 833	uint32_t lmi_swap_cntl;
 834	int i, j, r;
 835
 836	/* disable byte swapping */
 837	lmi_swap_cntl = 0;
 838
 839	vcn_1_0_disable_static_power_gating(adev);
 840
 841	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
 842	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
 843
 844	/* disable clock gating */
 845	vcn_v1_0_disable_clock_gating(adev);
 846
 847	/* disable interupt */
 848	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
 849			~UVD_MASTINT_EN__VCPU_EN_MASK);
 850
 851	/* initialize VCN memory controller */
 852	tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL);
 853	WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp		|
 854		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
 855		UVD_LMI_CTRL__MASK_MC_URGENT_MASK			|
 856		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK		|
 857		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
 858
 859#ifdef __BIG_ENDIAN
 860	/* swap (8 in 32) RB and IB */
 861	lmi_swap_cntl = 0xa;
 862#endif
 863	WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
 864
 865	tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL);
 866	tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
 867	tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
 868	WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp);
 869
 870	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0,
 871		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 872		(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 873		(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 874		(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
 875
 876	WREG32_SOC15(UVD, 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)));
 881
 882	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX,
 883		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
 884		(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
 885		(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
 886
 887	vcn_v1_0_mc_resume_spg_mode(adev);
 888
 889	WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK_1_0, 0x10);
 890	WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0,
 891		RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0) | 0x3);
 892
 893	/* enable VCPU clock */
 894	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
 895
 896	/* boot up the VCPU */
 897	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
 898			~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 899
 900	/* enable UMC */
 901	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
 902			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 903
 904	tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET);
 905	tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
 906	tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
 907	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp);
 908
 909	for (i = 0; i < 10; ++i) {
 910		uint32_t status;
 911
 912		for (j = 0; j < 100; ++j) {
 913			status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
 914			if (status & UVD_STATUS__IDLE)
 915				break;
 916			mdelay(10);
 917		}
 918		r = 0;
 919		if (status & UVD_STATUS__IDLE)
 920			break;
 921
 922		DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
 923		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
 924				UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
 925				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 926		mdelay(10);
 927		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
 928				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 929		mdelay(10);
 930		r = -1;
 931	}
 932
 933	if (r) {
 934		DRM_ERROR("VCN decode not responding, giving up!!!\n");
 935		return r;
 936	}
 937	/* enable master interrupt */
 938	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
 939		UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK);
 940
 941	/* enable system interrupt for JRBC, TODO: move to set interrupt*/
 942	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN),
 943		UVD_SYS_INT_EN__UVD_JRBC_EN_MASK,
 944		~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK);
 945
 946	/* clear the busy bit of UVD_STATUS */
 947	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY;
 948	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
 949
 950	/* force RBC into idle state */
 951	rb_bufsz = order_base_2(ring->ring_size);
 952	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
 953	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
 954	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
 955	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
 956	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
 957	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
 958
 959	/* set the write pointer delay */
 960	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
 961
 962	/* set the wb address */
 963	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
 964			(upper_32_bits(ring->gpu_addr) >> 2));
 965
 966	/* program the RB_BASE for ring buffer */
 967	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
 968			lower_32_bits(ring->gpu_addr));
 969	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
 970			upper_32_bits(ring->gpu_addr));
 971
 972	/* Initialize the ring buffer's read and write pointers */
 973	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
 974
 975	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
 976
 977	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
 978	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
 979			lower_32_bits(ring->wptr));
 980
 981	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
 982			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
 983
 984	ring = &adev->vcn.inst->ring_enc[0];
 985	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
 986	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
 987	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
 988	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
 989	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
 990
 991	ring = &adev->vcn.inst->ring_enc[1];
 992	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
 993	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
 994	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
 995	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
 996	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
 997
 998	jpeg_v1_0_start(adev, 0);
 999
1000	return 0;
1001}
1002
1003static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev)
1004{
1005	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
1006	uint32_t rb_bufsz, tmp;
1007	uint32_t lmi_swap_cntl;
1008
1009	/* disable byte swapping */
1010	lmi_swap_cntl = 0;
1011
1012	vcn_1_0_enable_static_power_gating(adev);
1013
1014	/* enable dynamic power gating mode */
1015	tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
1016	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
1017	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
1018	WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp);
1019
1020	/* enable clock gating */
1021	vcn_v1_0_clock_gating_dpg_mode(adev, 0);
1022
1023	/* enable VCPU clock */
1024	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1025	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1026	tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK;
1027	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0);
1028
1029	/* disable interupt */
1030	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
1031			0, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
1032
1033	/* initialize VCN memory controller */
1034	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
1035		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1036		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1037		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1038		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1039		UVD_LMI_CTRL__REQ_MODE_MASK |
1040		UVD_LMI_CTRL__CRC_RESET_MASK |
1041		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1042		0x00100000L, 0xFFFFFFFF, 0);
1043
1044#ifdef __BIG_ENDIAN
1045	/* swap (8 in 32) RB and IB */
1046	lmi_swap_cntl = 0xa;
1047#endif
1048	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0);
1049
1050	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_CNTL,
1051		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0);
1052
1053	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXA0,
1054		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1055		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1056		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1057		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0);
1058
1059	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXB0,
1060		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1061		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1062		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1063		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0);
1064
1065	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUX,
1066		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1067		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1068		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0);
1069
1070	vcn_v1_0_mc_resume_dpg_mode(adev);
1071
1072	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0);
1073	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0);
1074
1075	/* boot up the VCPU */
1076	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0);
1077
1078	/* enable UMC */
1079	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL2,
1080		0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT,
1081		0xFFFFFFFF, 0);
1082
1083	/* enable master interrupt */
1084	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
1085			UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
1086
1087	vcn_v1_0_clock_gating_dpg_mode(adev, 1);
1088	/* setup mmUVD_LMI_CTRL */
1089	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
1090		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1091		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1092		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1093		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1094		UVD_LMI_CTRL__REQ_MODE_MASK |
1095		UVD_LMI_CTRL__CRC_RESET_MASK |
1096		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1097		0x00100000L, 0xFFFFFFFF, 1);
1098
1099	tmp = adev->gfx.config.gb_addr_config;
1100	/* setup VCN global tiling registers */
1101	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1102	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1103
1104	/* enable System Interrupt for JRBC */
1105	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SYS_INT_EN,
1106									UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1);
1107
1108	/* force RBC into idle state */
1109	rb_bufsz = order_base_2(ring->ring_size);
1110	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1111	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1112	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1113	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1114	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1115	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
1116
1117	/* set the write pointer delay */
1118	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
1119
1120	/* set the wb address */
1121	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
1122								(upper_32_bits(ring->gpu_addr) >> 2));
1123
1124	/* program the RB_BASE for ring buffer */
1125	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1126								lower_32_bits(ring->gpu_addr));
1127	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1128								upper_32_bits(ring->gpu_addr));
1129
1130	/* Initialize the ring buffer's read and write pointers */
1131	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
1132
1133	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
1134
1135	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1136	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1137								lower_32_bits(ring->wptr));
1138
1139	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
1140			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
1141
1142	jpeg_v1_0_start(adev, 1);
1143
1144	return 0;
1145}
1146
1147static int vcn_v1_0_start(struct amdgpu_device *adev)
1148{
1149	return (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ?
1150		vcn_v1_0_start_dpg_mode(adev) : vcn_v1_0_start_spg_mode(adev);
1151}
1152
1153/**
1154 * vcn_v1_0_stop_spg_mode - stop VCN block
1155 *
1156 * @adev: amdgpu_device pointer
1157 *
1158 * stop the VCN block
1159 */
1160static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev)
1161{
1162	int tmp;
1163
1164	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1165
1166	tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1167		UVD_LMI_STATUS__READ_CLEAN_MASK |
1168		UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1169		UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1170	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
1171
1172	/* stall UMC channel */
1173	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
1174		UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
1175		~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1176
1177	tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1178		UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1179	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
1180
1181	/* disable VCPU clock */
1182	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0,
1183		~UVD_VCPU_CNTL__CLK_EN_MASK);
1184
1185	/* reset LMI UMC/LMI */
1186	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1187		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK,
1188		~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
1189
1190	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1191		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK,
1192		~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK);
1193
1194	/* put VCPU into reset */
1195	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1196		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
1197		~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1198
1199	WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0);
1200
1201	vcn_v1_0_enable_clock_gating(adev);
1202	vcn_1_0_enable_static_power_gating(adev);
1203	return 0;
1204}
1205
1206static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev)
1207{
1208	uint32_t tmp;
1209
1210	/* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */
1211	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1212			UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1213			UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1214
1215	/* wait for read ptr to be equal to write ptr */
1216	tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1217	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1218
1219	tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1220	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1221
1222	tmp = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
1223	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_JRBC_RB_RPTR, tmp, 0xFFFFFFFF);
1224
1225	tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1226	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1227
1228	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1229		UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1230		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1231
1232	/* disable dynamic power gating mode */
1233	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
1234			~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1235
1236	return 0;
1237}
1238
1239static int vcn_v1_0_stop(struct amdgpu_device *adev)
1240{
1241	int r;
1242
1243	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1244		r = vcn_v1_0_stop_dpg_mode(adev);
1245	else
1246		r = vcn_v1_0_stop_spg_mode(adev);
1247
1248	return r;
1249}
1250
1251static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
1252				int inst_idx, struct dpg_pause_state *new_state)
1253{
1254	int ret_code;
1255	uint32_t reg_data = 0;
1256	uint32_t reg_data2 = 0;
1257	struct amdgpu_ring *ring;
1258
1259	/* pause/unpause if state is changed */
1260	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1261		DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1262			adev->vcn.inst[inst_idx].pause_state.fw_based,
1263			adev->vcn.inst[inst_idx].pause_state.jpeg,
1264			new_state->fw_based, new_state->jpeg);
1265
1266		reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1267			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1268
1269		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1270			ret_code = 0;
1271
1272			if (!(reg_data & UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK))
1273				ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1274						   UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1275						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1276
1277			if (!ret_code) {
1278				/* pause DPG non-jpeg */
1279				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1280				WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1281				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1282						   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1283						   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1284
1285				/* Restore */
1286				ring = &adev->vcn.inst->ring_enc[0];
1287				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
1288				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1289				WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
1290				WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1291				WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1292
1293				ring = &adev->vcn.inst->ring_enc[1];
1294				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1295				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1296				WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
1297				WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1298				WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1299
1300				ring = &adev->vcn.inst->ring_dec;
1301				WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1302						   RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1303				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1304						   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1305						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1306			}
1307		} else {
1308			/* unpause dpg non-jpeg, no need to wait */
1309			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1310			WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1311		}
1312		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1313	}
1314
1315	/* pause/unpause if state is changed */
1316	if (adev->vcn.inst[inst_idx].pause_state.jpeg != new_state->jpeg) {
1317		DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1318			adev->vcn.inst[inst_idx].pause_state.fw_based,
1319			adev->vcn.inst[inst_idx].pause_state.jpeg,
1320			new_state->fw_based, new_state->jpeg);
1321
1322		reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1323			(~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1324
1325		if (new_state->jpeg == VCN_DPG_STATE__PAUSE) {
1326			ret_code = 0;
1327
1328			if (!(reg_data & UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK))
1329				ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1330						   UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1331						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1332
1333			if (!ret_code) {
1334				/* Make sure JPRG Snoop is disabled before sending the pause */
1335				reg_data2 = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
1336				reg_data2 |= UVD_POWER_STATUS__JRBC_SNOOP_DIS_MASK;
1337				WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data2);
1338
1339				/* pause DPG jpeg */
1340				reg_data |= UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1341				WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1342				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1343							UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK,
1344							UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1345
1346				/* Restore */
1347				ring = adev->jpeg.inst->ring_dec;
1348				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
1349				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1350							UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK |
1351							UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1352				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
1353							lower_32_bits(ring->gpu_addr));
1354				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
1355							upper_32_bits(ring->gpu_addr));
1356				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, ring->wptr);
1357				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, ring->wptr);
1358				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1359							UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1360
1361				ring = &adev->vcn.inst->ring_dec;
1362				WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1363						   RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1364				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1365						   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1366						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1367			}
1368		} else {
1369			/* unpause dpg jpeg, no need to wait */
1370			reg_data &= ~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1371			WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1372		}
1373		adev->vcn.inst[inst_idx].pause_state.jpeg = new_state->jpeg;
1374	}
1375
1376	return 0;
1377}
1378
1379static bool vcn_v1_0_is_idle(void *handle)
1380{
1381	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1382
1383	return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE);
1384}
1385
1386static int vcn_v1_0_wait_for_idle(struct amdgpu_ip_block *ip_block)
1387{
1388	struct amdgpu_device *adev = ip_block->adev;
1389	int ret;
1390
1391	ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE,
1392		UVD_STATUS__IDLE);
1393
1394	return ret;
1395}
1396
1397static int vcn_v1_0_set_clockgating_state(void *handle,
1398					  enum amd_clockgating_state state)
1399{
1400	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1401	bool enable = (state == AMD_CG_STATE_GATE);
1402
1403	if (enable) {
1404		/* wait for STATUS to clear */
1405		if (!vcn_v1_0_is_idle(handle))
1406			return -EBUSY;
1407		vcn_v1_0_enable_clock_gating(adev);
1408	} else {
1409		/* disable HW gating and enable Sw gating */
1410		vcn_v1_0_disable_clock_gating(adev);
1411	}
1412	return 0;
1413}
1414
1415/**
1416 * vcn_v1_0_dec_ring_get_rptr - get read pointer
1417 *
1418 * @ring: amdgpu_ring pointer
1419 *
1420 * Returns the current hardware read pointer
1421 */
1422static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1423{
1424	struct amdgpu_device *adev = ring->adev;
1425
1426	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1427}
1428
1429/**
1430 * vcn_v1_0_dec_ring_get_wptr - get write pointer
1431 *
1432 * @ring: amdgpu_ring pointer
1433 *
1434 * Returns the current hardware write pointer
1435 */
1436static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1437{
1438	struct amdgpu_device *adev = ring->adev;
1439
1440	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
1441}
1442
1443/**
1444 * vcn_v1_0_dec_ring_set_wptr - set write pointer
1445 *
1446 * @ring: amdgpu_ring pointer
1447 *
1448 * Commits the write pointer to the hardware
1449 */
1450static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1451{
1452	struct amdgpu_device *adev = ring->adev;
1453
1454	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1455		WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2,
1456			lower_32_bits(ring->wptr) | 0x80000000);
1457
1458	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1459}
1460
1461/**
1462 * vcn_v1_0_dec_ring_insert_start - insert a start command
1463 *
1464 * @ring: amdgpu_ring pointer
1465 *
1466 * Write a start command to the ring.
1467 */
1468static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring)
1469{
1470	struct amdgpu_device *adev = ring->adev;
1471
1472	amdgpu_ring_write(ring,
1473		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1474	amdgpu_ring_write(ring, 0);
1475	amdgpu_ring_write(ring,
1476		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1477	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1);
1478}
1479
1480/**
1481 * vcn_v1_0_dec_ring_insert_end - insert a end command
1482 *
1483 * @ring: amdgpu_ring pointer
1484 *
1485 * Write a end command to the ring.
1486 */
1487static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring)
1488{
1489	struct amdgpu_device *adev = ring->adev;
1490
1491	amdgpu_ring_write(ring,
1492		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1493	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1);
1494}
1495
1496/**
1497 * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command
1498 *
1499 * @ring: amdgpu_ring pointer
1500 * @addr: address
1501 * @seq: sequence number
1502 * @flags: fence related flags
1503 *
1504 * Write a fence and a trap command to the ring.
1505 */
1506static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1507				     unsigned flags)
1508{
1509	struct amdgpu_device *adev = ring->adev;
1510
1511	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1512
1513	amdgpu_ring_write(ring,
1514		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
1515	amdgpu_ring_write(ring, seq);
1516	amdgpu_ring_write(ring,
1517		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1518	amdgpu_ring_write(ring, addr & 0xffffffff);
1519	amdgpu_ring_write(ring,
1520		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1521	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
1522	amdgpu_ring_write(ring,
1523		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1524	amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1);
1525
1526	amdgpu_ring_write(ring,
1527		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1528	amdgpu_ring_write(ring, 0);
1529	amdgpu_ring_write(ring,
1530		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1531	amdgpu_ring_write(ring, 0);
1532	amdgpu_ring_write(ring,
1533		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1534	amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1);
1535}
1536
1537/**
1538 * vcn_v1_0_dec_ring_emit_ib - execute indirect buffer
1539 *
1540 * @ring: amdgpu_ring pointer
1541 * @job: job to retrieve vmid from
1542 * @ib: indirect buffer to execute
1543 * @flags: unused
1544 *
1545 * Write ring commands to execute the indirect buffer
1546 */
1547static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
1548					struct amdgpu_job *job,
1549					struct amdgpu_ib *ib,
1550					uint32_t flags)
1551{
1552	struct amdgpu_device *adev = ring->adev;
1553	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1554
1555	amdgpu_ring_write(ring,
1556		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
1557	amdgpu_ring_write(ring, vmid);
1558
1559	amdgpu_ring_write(ring,
1560		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
1561	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1562	amdgpu_ring_write(ring,
1563		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
1564	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1565	amdgpu_ring_write(ring,
1566		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
1567	amdgpu_ring_write(ring, ib->length_dw);
1568}
1569
1570static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring,
1571					    uint32_t reg, uint32_t val,
1572					    uint32_t mask)
1573{
1574	struct amdgpu_device *adev = ring->adev;
1575
1576	amdgpu_ring_write(ring,
1577		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1578	amdgpu_ring_write(ring, reg << 2);
1579	amdgpu_ring_write(ring,
1580		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1581	amdgpu_ring_write(ring, val);
1582	amdgpu_ring_write(ring,
1583		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
1584	amdgpu_ring_write(ring, mask);
1585	amdgpu_ring_write(ring,
1586		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1587	amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1);
1588}
1589
1590static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
1591					    unsigned vmid, uint64_t pd_addr)
1592{
1593	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1594	uint32_t data0, data1, mask;
1595
1596	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1597
1598	/* wait for register write */
1599	data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
1600	data1 = lower_32_bits(pd_addr);
1601	mask = 0xffffffff;
1602	vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
1603}
1604
1605static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
1606					uint32_t reg, uint32_t val)
1607{
1608	struct amdgpu_device *adev = ring->adev;
1609
1610	amdgpu_ring_write(ring,
1611		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1612	amdgpu_ring_write(ring, reg << 2);
1613	amdgpu_ring_write(ring,
1614		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1615	amdgpu_ring_write(ring, val);
1616	amdgpu_ring_write(ring,
1617		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1618	amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1);
1619}
1620
1621/**
1622 * vcn_v1_0_enc_ring_get_rptr - get enc read pointer
1623 *
1624 * @ring: amdgpu_ring pointer
1625 *
1626 * Returns the current hardware enc read pointer
1627 */
1628static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1629{
1630	struct amdgpu_device *adev = ring->adev;
1631
1632	if (ring == &adev->vcn.inst->ring_enc[0])
1633		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
1634	else
1635		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
1636}
1637
1638 /**
1639 * vcn_v1_0_enc_ring_get_wptr - get enc write pointer
1640 *
1641 * @ring: amdgpu_ring pointer
1642 *
1643 * Returns the current hardware enc write pointer
1644 */
1645static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1646{
1647	struct amdgpu_device *adev = ring->adev;
1648
1649	if (ring == &adev->vcn.inst->ring_enc[0])
1650		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1651	else
1652		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1653}
1654
1655 /**
1656 * vcn_v1_0_enc_ring_set_wptr - set enc write pointer
1657 *
1658 * @ring: amdgpu_ring pointer
1659 *
1660 * Commits the enc write pointer to the hardware
1661 */
1662static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1663{
1664	struct amdgpu_device *adev = ring->adev;
1665
1666	if (ring == &adev->vcn.inst->ring_enc[0])
1667		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
1668			lower_32_bits(ring->wptr));
1669	else
1670		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
1671			lower_32_bits(ring->wptr));
1672}
1673
1674/**
1675 * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command
1676 *
1677 * @ring: amdgpu_ring pointer
1678 * @addr: address
1679 * @seq: sequence number
1680 * @flags: fence related flags
1681 *
1682 * Write enc a fence and a trap command to the ring.
1683 */
1684static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1685			u64 seq, unsigned flags)
1686{
1687	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1688
1689	amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE);
1690	amdgpu_ring_write(ring, addr);
1691	amdgpu_ring_write(ring, upper_32_bits(addr));
1692	amdgpu_ring_write(ring, seq);
1693	amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP);
1694}
1695
1696static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1697{
1698	amdgpu_ring_write(ring, VCN_ENC_CMD_END);
1699}
1700
1701/**
1702 * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer
1703 *
1704 * @ring: amdgpu_ring pointer
1705 * @job: job to retrive vmid from
1706 * @ib: indirect buffer to execute
1707 * @flags: unused
1708 *
1709 * Write enc ring commands to execute the indirect buffer
1710 */
1711static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1712					struct amdgpu_job *job,
1713					struct amdgpu_ib *ib,
1714					uint32_t flags)
1715{
1716	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1717
1718	amdgpu_ring_write(ring, VCN_ENC_CMD_IB);
1719	amdgpu_ring_write(ring, vmid);
1720	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1721	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1722	amdgpu_ring_write(ring, ib->length_dw);
1723}
1724
1725static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
1726					    uint32_t reg, uint32_t val,
1727					    uint32_t mask)
1728{
1729	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT);
1730	amdgpu_ring_write(ring, reg << 2);
1731	amdgpu_ring_write(ring, mask);
1732	amdgpu_ring_write(ring, val);
1733}
1734
1735static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1736					    unsigned int vmid, uint64_t pd_addr)
1737{
1738	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1739
1740	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1741
1742	/* wait for reg writes */
1743	vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 +
1744					vmid * hub->ctx_addr_distance,
1745					lower_32_bits(pd_addr), 0xffffffff);
1746}
1747
1748static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1749					uint32_t reg, uint32_t val)
1750{
1751	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
1752	amdgpu_ring_write(ring,	reg << 2);
1753	amdgpu_ring_write(ring, val);
1754}
1755
1756static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
1757					struct amdgpu_irq_src *source,
1758					unsigned type,
1759					enum amdgpu_interrupt_state state)
1760{
1761	return 0;
1762}
1763
1764static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
1765				      struct amdgpu_irq_src *source,
1766				      struct amdgpu_iv_entry *entry)
1767{
1768	DRM_DEBUG("IH: VCN TRAP\n");
1769
1770	switch (entry->src_id) {
1771	case 124:
1772		amdgpu_fence_process(&adev->vcn.inst->ring_dec);
1773		break;
1774	case 119:
1775		amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]);
1776		break;
1777	case 120:
1778		amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]);
1779		break;
1780	default:
1781		DRM_ERROR("Unhandled interrupt: %d %d\n",
1782			  entry->src_id, entry->src_data[0]);
1783		break;
1784	}
1785
1786	return 0;
1787}
1788
1789static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1790{
1791	struct amdgpu_device *adev = ring->adev;
1792	int i;
1793
1794	WARN_ON(ring->wptr % 2 || count % 2);
1795
1796	for (i = 0; i < count / 2; i++) {
1797		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
1798		amdgpu_ring_write(ring, 0);
1799	}
1800}
1801
1802static int vcn_v1_0_set_powergating_state(void *handle,
1803					  enum amd_powergating_state state)
1804{
1805	/* This doesn't actually powergate the VCN block.
1806	 * That's done in the dpm code via the SMC.  This
1807	 * just re-inits the block as necessary.  The actual
1808	 * gating still happens in the dpm code.  We should
1809	 * revisit this when there is a cleaner line between
1810	 * the smc and the hw blocks
1811	 */
1812	int ret;
1813	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1814
1815	if (state == adev->vcn.cur_state)
1816		return 0;
1817
1818	if (state == AMD_PG_STATE_GATE)
1819		ret = vcn_v1_0_stop(adev);
1820	else
1821		ret = vcn_v1_0_start(adev);
1822
1823	if (!ret)
1824		adev->vcn.cur_state = state;
1825	return ret;
1826}
1827
1828static void vcn_v1_0_idle_work_handler(struct work_struct *work)
1829{
1830	struct amdgpu_device *adev =
1831		container_of(work, struct amdgpu_device, vcn.idle_work.work);
1832	unsigned int fences = 0, i;
1833
1834	for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1835		fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1836
1837	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1838		struct dpg_pause_state new_state;
1839
1840		if (fences)
1841			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1842		else
1843			new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1844
1845		if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec))
1846			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1847		else
1848			new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1849
1850		adev->vcn.pause_dpg_mode(adev, 0, &new_state);
1851	}
1852
1853	fences += amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec);
1854	fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_dec);
1855
1856	if (fences == 0) {
1857		amdgpu_gfx_off_ctrl(adev, true);
1858		if (adev->pm.dpm_enabled)
1859			amdgpu_dpm_enable_uvd(adev, false);
1860		else
1861			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1862			       AMD_PG_STATE_GATE);
1863	} else {
1864		schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
1865	}
1866}
1867
1868static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring)
1869{
1870	struct	amdgpu_device *adev = ring->adev;
1871	bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work);
1872
1873	mutex_lock(&adev->vcn.vcn1_jpeg1_workaround);
1874
1875	if (amdgpu_fence_wait_empty(ring->adev->jpeg.inst->ring_dec))
1876		DRM_ERROR("VCN dec: jpeg dec ring may not be empty\n");
1877
1878	vcn_v1_0_set_pg_for_begin_use(ring, set_clocks);
1879
1880}
1881
1882void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks)
1883{
1884	struct amdgpu_device *adev = ring->adev;
1885
1886	if (set_clocks) {
1887		amdgpu_gfx_off_ctrl(adev, false);
1888		if (adev->pm.dpm_enabled)
1889			amdgpu_dpm_enable_uvd(adev, true);
1890		else
1891			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1892			       AMD_PG_STATE_UNGATE);
1893	}
1894
1895	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1896		struct dpg_pause_state new_state;
1897		unsigned int fences = 0, i;
1898
1899		for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1900			fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1901
1902		if (fences)
1903			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1904		else
1905			new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1906
1907		if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec))
1908			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1909		else
1910			new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1911
1912		if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)
1913			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1914		else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG)
1915			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1916
1917		adev->vcn.pause_dpg_mode(adev, 0, &new_state);
1918	}
1919}
1920
1921void vcn_v1_0_ring_end_use(struct amdgpu_ring *ring)
1922{
1923	schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
1924	mutex_unlock(&ring->adev->vcn.vcn1_jpeg1_workaround);
1925}
1926
1927static void vcn_v1_0_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
1928{
1929	struct amdgpu_device *adev = ip_block->adev;
1930	int i, j;
1931	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_1_0);
1932	uint32_t inst_off, is_powered;
1933
1934	if (!adev->vcn.ip_dump)
1935		return;
1936
1937	drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
1938	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1939		if (adev->vcn.harvest_config & (1 << i)) {
1940			drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
1941			continue;
1942		}
1943
1944		inst_off = i * reg_count;
1945		is_powered = (adev->vcn.ip_dump[inst_off] &
1946				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1947
1948		if (is_powered) {
1949			drm_printf(p, "\nActive Instance:VCN%d\n", i);
1950			for (j = 0; j < reg_count; j++)
1951				drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_1_0[j].reg_name,
1952					   adev->vcn.ip_dump[inst_off + j]);
1953		} else {
1954			drm_printf(p, "\nInactive Instance:VCN%d\n", i);
1955		}
1956	}
1957}
1958
1959static void vcn_v1_0_dump_ip_state(struct amdgpu_ip_block *ip_block)
1960{
1961	struct amdgpu_device *adev = ip_block->adev;
1962	int i, j;
1963	bool is_powered;
1964	uint32_t inst_off;
1965	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_1_0);
1966
1967	if (!adev->vcn.ip_dump)
1968		return;
1969
1970	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1971		if (adev->vcn.harvest_config & (1 << i))
1972			continue;
1973
1974		inst_off = i * reg_count;
1975		/* mmUVD_POWER_STATUS is always readable and is first element of the array */
1976		adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, mmUVD_POWER_STATUS);
1977		is_powered = (adev->vcn.ip_dump[inst_off] &
1978				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1979
1980		if (is_powered)
1981			for (j = 1; j < reg_count; j++)
1982				adev->vcn.ip_dump[inst_off + j] =
1983					RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_1_0[j], i));
1984	}
1985}
1986
1987static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
1988	.name = "vcn_v1_0",
1989	.early_init = vcn_v1_0_early_init,
1990	.sw_init = vcn_v1_0_sw_init,
1991	.sw_fini = vcn_v1_0_sw_fini,
1992	.hw_init = vcn_v1_0_hw_init,
1993	.hw_fini = vcn_v1_0_hw_fini,
1994	.suspend = vcn_v1_0_suspend,
1995	.resume = vcn_v1_0_resume,
1996	.is_idle = vcn_v1_0_is_idle,
1997	.wait_for_idle = vcn_v1_0_wait_for_idle,
1998	.set_clockgating_state = vcn_v1_0_set_clockgating_state,
1999	.set_powergating_state = vcn_v1_0_set_powergating_state,
2000	.dump_ip_state = vcn_v1_0_dump_ip_state,
2001	.print_ip_state = vcn_v1_0_print_ip_state,
2002};
2003
2004/*
2005 * It is a hardware issue that VCN can't handle a GTT TMZ buffer on
2006 * CHIP_RAVEN series ASIC. Move such a GTT TMZ buffer to VRAM domain
2007 * before command submission as a workaround.
2008 */
2009static int vcn_v1_0_validate_bo(struct amdgpu_cs_parser *parser,
2010				struct amdgpu_job *job,
2011				uint64_t addr)
2012{
2013	struct ttm_operation_ctx ctx = { false, false };
2014	struct amdgpu_fpriv *fpriv = parser->filp->driver_priv;
2015	struct amdgpu_vm *vm = &fpriv->vm;
2016	struct amdgpu_bo_va_mapping *mapping;
2017	struct amdgpu_bo *bo;
2018	int r;
2019
2020	addr &= AMDGPU_GMC_HOLE_MASK;
2021	if (addr & 0x7) {
2022		DRM_ERROR("VCN messages must be 8 byte aligned!\n");
2023		return -EINVAL;
2024	}
2025
2026	mapping = amdgpu_vm_bo_lookup_mapping(vm, addr/AMDGPU_GPU_PAGE_SIZE);
2027	if (!mapping || !mapping->bo_va || !mapping->bo_va->base.bo)
2028		return -EINVAL;
2029
2030	bo = mapping->bo_va->base.bo;
2031	if (!(bo->flags & AMDGPU_GEM_CREATE_ENCRYPTED))
2032		return 0;
2033
2034	amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_VRAM);
2035	r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
2036	if (r) {
2037		DRM_ERROR("Failed to validate the VCN message BO (%d)!\n", r);
2038		return r;
2039	}
2040
2041	return r;
2042}
2043
2044static int vcn_v1_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
2045					   struct amdgpu_job *job,
2046					   struct amdgpu_ib *ib)
2047{
2048	uint32_t msg_lo = 0, msg_hi = 0;
2049	int i, r;
2050
2051	if (!(ib->flags & AMDGPU_IB_FLAGS_SECURE))
2052		return 0;
2053
2054	for (i = 0; i < ib->length_dw; i += 2) {
2055		uint32_t reg = amdgpu_ib_get_value(ib, i);
2056		uint32_t val = amdgpu_ib_get_value(ib, i + 1);
2057
2058		if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
2059			msg_lo = val;
2060		} else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
2061			msg_hi = val;
2062		} else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0)) {
2063			r = vcn_v1_0_validate_bo(p, job,
2064						 ((u64)msg_hi) << 32 | msg_lo);
2065			if (r)
2066				return r;
2067		}
2068	}
2069
2070	return 0;
2071}
2072
2073static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
2074	.type = AMDGPU_RING_TYPE_VCN_DEC,
2075	.align_mask = 0xf,
2076	.support_64bit_ptrs = false,
2077	.no_user_fence = true,
2078	.secure_submission_supported = true,
2079	.get_rptr = vcn_v1_0_dec_ring_get_rptr,
2080	.get_wptr = vcn_v1_0_dec_ring_get_wptr,
2081	.set_wptr = vcn_v1_0_dec_ring_set_wptr,
2082	.patch_cs_in_place = vcn_v1_0_ring_patch_cs_in_place,
2083	.emit_frame_size =
2084		6 + 6 + /* hdp invalidate / flush */
2085		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
2086		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
2087		8 + /* vcn_v1_0_dec_ring_emit_vm_flush */
2088		14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */
2089		6,
2090	.emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */
2091	.emit_ib = vcn_v1_0_dec_ring_emit_ib,
2092	.emit_fence = vcn_v1_0_dec_ring_emit_fence,
2093	.emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush,
2094	.test_ring = amdgpu_vcn_dec_ring_test_ring,
2095	.test_ib = amdgpu_vcn_dec_ring_test_ib,
2096	.insert_nop = vcn_v1_0_dec_ring_insert_nop,
2097	.insert_start = vcn_v1_0_dec_ring_insert_start,
2098	.insert_end = vcn_v1_0_dec_ring_insert_end,
2099	.pad_ib = amdgpu_ring_generic_pad_ib,
2100	.begin_use = vcn_v1_0_ring_begin_use,
2101	.end_use = vcn_v1_0_ring_end_use,
2102	.emit_wreg = vcn_v1_0_dec_ring_emit_wreg,
2103	.emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait,
2104	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2105};
2106
2107static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {
2108	.type = AMDGPU_RING_TYPE_VCN_ENC,
2109	.align_mask = 0x3f,
2110	.nop = VCN_ENC_CMD_NO_OP,
2111	.support_64bit_ptrs = false,
2112	.no_user_fence = true,
2113	.get_rptr = vcn_v1_0_enc_ring_get_rptr,
2114	.get_wptr = vcn_v1_0_enc_ring_get_wptr,
2115	.set_wptr = vcn_v1_0_enc_ring_set_wptr,
2116	.emit_frame_size =
2117		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2118		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2119		4 + /* vcn_v1_0_enc_ring_emit_vm_flush */
2120		5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */
2121		1, /* vcn_v1_0_enc_ring_insert_end */
2122	.emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */
2123	.emit_ib = vcn_v1_0_enc_ring_emit_ib,
2124	.emit_fence = vcn_v1_0_enc_ring_emit_fence,
2125	.emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush,
2126	.test_ring = amdgpu_vcn_enc_ring_test_ring,
2127	.test_ib = amdgpu_vcn_enc_ring_test_ib,
2128	.insert_nop = amdgpu_ring_insert_nop,
2129	.insert_end = vcn_v1_0_enc_ring_insert_end,
2130	.pad_ib = amdgpu_ring_generic_pad_ib,
2131	.begin_use = vcn_v1_0_ring_begin_use,
2132	.end_use = vcn_v1_0_ring_end_use,
2133	.emit_wreg = vcn_v1_0_enc_ring_emit_wreg,
2134	.emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait,
2135	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2136};
2137
2138static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2139{
2140	adev->vcn.inst->ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs;
2141}
2142
2143static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2144{
2145	int i;
2146
2147	for (i = 0; i < adev->vcn.num_enc_rings; ++i)
2148		adev->vcn.inst->ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs;
2149}
2150
2151static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = {
2152	.set = vcn_v1_0_set_interrupt_state,
2153	.process = vcn_v1_0_process_interrupt,
2154};
2155
2156static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev)
2157{
2158	adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 2;
2159	adev->vcn.inst->irq.funcs = &vcn_v1_0_irq_funcs;
2160}
2161
2162const struct amdgpu_ip_block_version vcn_v1_0_ip_block = {
2163		.type = AMD_IP_BLOCK_TYPE_VCN,
2164		.major = 1,
2165		.minor = 0,
2166		.rev = 0,
2167		.funcs = &vcn_v1_0_ip_funcs,
2168};