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v4.17
   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#include <drm/drmP.h>
  26#include "amdgpu.h"
  27#include "amdgpu_vcn.h"
 
  28#include "soc15.h"
  29#include "soc15d.h"
  30#include "soc15_common.h"
  31
  32#include "vcn/vcn_1_0_offset.h"
  33#include "vcn/vcn_1_0_sh_mask.h"
  34#include "hdp/hdp_4_0_offset.h"
  35#include "mmhub/mmhub_9_1_offset.h"
  36#include "mmhub/mmhub_9_1_sh_mask.h"
  37
  38static int vcn_v1_0_start(struct amdgpu_device *adev);
 
 
 
 
 
 
 
 
  39static int vcn_v1_0_stop(struct amdgpu_device *adev);
  40static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev);
  41static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev);
  42static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev);
 
 
 
 
 
 
  43
  44/**
  45 * vcn_v1_0_early_init - set function pointers
  46 *
  47 * @handle: amdgpu_device pointer
  48 *
  49 * Set ring and irq function pointers
  50 */
  51static int vcn_v1_0_early_init(void *handle)
  52{
  53	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  54
 
  55	adev->vcn.num_enc_rings = 2;
  56
  57	vcn_v1_0_set_dec_ring_funcs(adev);
  58	vcn_v1_0_set_enc_ring_funcs(adev);
  59	vcn_v1_0_set_irq_funcs(adev);
  60
 
 
  61	return 0;
  62}
  63
  64/**
  65 * vcn_v1_0_sw_init - sw init for VCN block
  66 *
  67 * @handle: amdgpu_device pointer
  68 *
  69 * Load firmware and sw initialization
  70 */
  71static int vcn_v1_0_sw_init(void *handle)
  72{
  73	struct amdgpu_ring *ring;
  74	int i, r;
  75	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  76
  77	/* VCN DEC TRAP */
  78	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 124, &adev->vcn.irq);
 
  79	if (r)
  80		return r;
  81
  82	/* VCN ENC TRAP */
  83	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
  84		r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + 119,
  85					&adev->vcn.irq);
  86		if (r)
  87			return r;
  88	}
  89
  90	r = amdgpu_vcn_sw_init(adev);
  91	if (r)
  92		return r;
  93
 
 
 
 
 
 
 
 
 
 
 
 
 
  94	r = amdgpu_vcn_resume(adev);
  95	if (r)
  96		return r;
  97
  98	ring = &adev->vcn.ring_dec;
  99	sprintf(ring->name, "vcn_dec");
 100	r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.irq, 0);
 
 101	if (r)
 102		return r;
 103
 
 
 
 
 
 
 
 
 
 
 
 104	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 105		ring = &adev->vcn.ring_enc[i];
 106		sprintf(ring->name, "vcn_enc%d", i);
 107		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.irq, 0);
 
 108		if (r)
 109			return r;
 110	}
 111
 
 
 
 
 112	return r;
 113}
 114
 115/**
 116 * vcn_v1_0_sw_fini - sw fini for VCN block
 117 *
 118 * @handle: amdgpu_device pointer
 119 *
 120 * VCN suspend and free up sw allocation
 121 */
 122static int vcn_v1_0_sw_fini(void *handle)
 123{
 124	int r;
 125	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 126
 127	r = amdgpu_vcn_suspend(adev);
 128	if (r)
 129		return r;
 130
 
 
 131	r = amdgpu_vcn_sw_fini(adev);
 132
 133	return r;
 134}
 135
 136/**
 137 * vcn_v1_0_hw_init - start and test VCN block
 138 *
 139 * @handle: amdgpu_device pointer
 140 *
 141 * Initialize the hardware, boot up the VCPU and do some testing
 142 */
 143static int vcn_v1_0_hw_init(void *handle)
 144{
 145	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 146	struct amdgpu_ring *ring = &adev->vcn.ring_dec;
 147	int i, r;
 148
 149	r = vcn_v1_0_start(adev);
 150	if (r)
 151		goto done;
 152
 153	ring->ready = true;
 154	r = amdgpu_ring_test_ring(ring);
 155	if (r) {
 156		ring->ready = false;
 157		goto done;
 158	}
 159
 160	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 161		ring = &adev->vcn.ring_enc[i];
 162		ring->ready = true;
 163		r = amdgpu_ring_test_ring(ring);
 164		if (r) {
 165			ring->ready = false;
 166			goto done;
 167		}
 168	}
 169
 
 
 
 
 
 170done:
 171	if (!r)
 172		DRM_INFO("VCN decode and encode initialized successfully.\n");
 
 173
 174	return r;
 175}
 176
 177/**
 178 * vcn_v1_0_hw_fini - stop the hardware block
 179 *
 180 * @handle: amdgpu_device pointer
 181 *
 182 * Stop the VCN block, mark ring as not ready any more
 183 */
 184static int vcn_v1_0_hw_fini(void *handle)
 185{
 186	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 187	struct amdgpu_ring *ring = &adev->vcn.ring_dec;
 188	int r;
 189
 190	r = vcn_v1_0_stop(adev);
 191	if (r)
 192		return r;
 193
 194	ring->ready = false;
 
 
 
 
 195
 196	return 0;
 197}
 198
 199/**
 200 * vcn_v1_0_suspend - suspend VCN block
 201 *
 202 * @handle: amdgpu_device pointer
 203 *
 204 * HW fini and suspend VCN block
 205 */
 206static int vcn_v1_0_suspend(void *handle)
 207{
 208	int r;
 209	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 210
 211	r = vcn_v1_0_hw_fini(adev);
 212	if (r)
 213		return r;
 214
 215	r = amdgpu_vcn_suspend(adev);
 216
 217	return r;
 218}
 219
 220/**
 221 * vcn_v1_0_resume - resume VCN block
 222 *
 223 * @handle: amdgpu_device pointer
 224 *
 225 * Resume firmware and hw init VCN block
 226 */
 227static int vcn_v1_0_resume(void *handle)
 228{
 229	int r;
 230	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 231
 232	r = amdgpu_vcn_resume(adev);
 233	if (r)
 234		return r;
 235
 236	r = vcn_v1_0_hw_init(adev);
 237
 238	return r;
 239}
 240
 241/**
 242 * vcn_v1_0_mc_resume - memory controller programming
 243 *
 244 * @adev: amdgpu_device pointer
 245 *
 246 * Let the VCN memory controller know it's offsets
 247 */
 248static void vcn_v1_0_mc_resume(struct amdgpu_device *adev)
 249{
 250	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 251
 252	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 253			lower_32_bits(adev->vcn.gpu_addr));
 254	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 255			upper_32_bits(adev->vcn.gpu_addr));
 256	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
 257				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 258	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
 259
 
 260	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 261			lower_32_bits(adev->vcn.gpu_addr + size));
 262	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 263			upper_32_bits(adev->vcn.gpu_addr + size));
 264	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0);
 265	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_HEAP_SIZE);
 266
 
 267	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 268			lower_32_bits(adev->vcn.gpu_addr + size + AMDGPU_VCN_HEAP_SIZE));
 269	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 270			upper_32_bits(adev->vcn.gpu_addr + size + AMDGPU_VCN_HEAP_SIZE));
 271	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0);
 272	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2,
 273			AMDGPU_VCN_STACK_SIZE + (AMDGPU_VCN_SESSION_SIZE * 40));
 274
 275	WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
 276			adev->gfx.config.gb_addr_config);
 277	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
 278			adev->gfx.config.gb_addr_config);
 279	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
 280			adev->gfx.config.gb_addr_config);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 281}
 282
 283/**
 284 * vcn_v1_0_disable_clock_gating - disable VCN clock gating
 285 *
 286 * @adev: amdgpu_device pointer
 287 * @sw: enable SW clock gating
 288 *
 289 * Disable clock gating for VCN block
 290 */
 291static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev, bool sw)
 292{
 293	uint32_t data;
 294
 295	/* JPEG disable CGC */
 296	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
 297
 298	if (sw)
 299		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 300	else
 301		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 302
 303	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 304	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 305	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
 306
 307	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
 308	data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
 309	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
 310
 311	/* UVD disable CGC */
 312	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 313	if (sw)
 314		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 315	else
 316		data &= ~ UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 317
 318	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 319	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 320	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 321
 322	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE);
 323	data &= ~(UVD_CGC_GATE__SYS_MASK
 324		| UVD_CGC_GATE__UDEC_MASK
 325		| UVD_CGC_GATE__MPEG2_MASK
 326		| UVD_CGC_GATE__REGS_MASK
 327		| UVD_CGC_GATE__RBC_MASK
 328		| UVD_CGC_GATE__LMI_MC_MASK
 329		| UVD_CGC_GATE__LMI_UMC_MASK
 330		| UVD_CGC_GATE__IDCT_MASK
 331		| UVD_CGC_GATE__MPRD_MASK
 332		| UVD_CGC_GATE__MPC_MASK
 333		| UVD_CGC_GATE__LBSI_MASK
 334		| UVD_CGC_GATE__LRBBM_MASK
 335		| UVD_CGC_GATE__UDEC_RE_MASK
 336		| UVD_CGC_GATE__UDEC_CM_MASK
 337		| UVD_CGC_GATE__UDEC_IT_MASK
 338		| UVD_CGC_GATE__UDEC_DB_MASK
 339		| UVD_CGC_GATE__UDEC_MP_MASK
 340		| UVD_CGC_GATE__WCB_MASK
 341		| UVD_CGC_GATE__VCPU_MASK
 342		| UVD_CGC_GATE__SCPU_MASK);
 343	WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data);
 344
 345	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 346	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 347		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 348		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 349		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 350		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 351		| UVD_CGC_CTRL__SYS_MODE_MASK
 352		| UVD_CGC_CTRL__UDEC_MODE_MASK
 353		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 354		| UVD_CGC_CTRL__REGS_MODE_MASK
 355		| UVD_CGC_CTRL__RBC_MODE_MASK
 356		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 357		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 358		| UVD_CGC_CTRL__IDCT_MODE_MASK
 359		| UVD_CGC_CTRL__MPRD_MODE_MASK
 360		| UVD_CGC_CTRL__MPC_MODE_MASK
 361		| UVD_CGC_CTRL__LBSI_MODE_MASK
 362		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 363		| UVD_CGC_CTRL__WCB_MODE_MASK
 364		| UVD_CGC_CTRL__VCPU_MODE_MASK
 365		| UVD_CGC_CTRL__SCPU_MODE_MASK);
 366	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 367
 368	/* turn on */
 369	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE);
 370	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 371		| UVD_SUVD_CGC_GATE__SIT_MASK
 372		| UVD_SUVD_CGC_GATE__SMP_MASK
 373		| UVD_SUVD_CGC_GATE__SCM_MASK
 374		| UVD_SUVD_CGC_GATE__SDB_MASK
 375		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
 376		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 377		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
 378		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 379		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
 380		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 381		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
 382		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 383		| UVD_SUVD_CGC_GATE__SCLR_MASK
 384		| UVD_SUVD_CGC_GATE__UVD_SC_MASK
 385		| UVD_SUVD_CGC_GATE__ENT_MASK
 386		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 387		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 388		| UVD_SUVD_CGC_GATE__SITE_MASK
 389		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 390		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 391		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 392		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 393		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
 394	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data);
 395
 396	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
 397	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 398		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 399		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 400		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 401		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 402		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 403		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 404		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 405		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 406		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 407	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
 408}
 409
 410/**
 411 * vcn_v1_0_enable_clock_gating - enable VCN clock gating
 412 *
 413 * @adev: amdgpu_device pointer
 414 * @sw: enable SW clock gating
 415 *
 416 * Enable clock gating for VCN block
 417 */
 418static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev, bool sw)
 419{
 420	uint32_t data = 0;
 421
 422	/* enable JPEG CGC */
 423	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
 424	if (sw)
 425		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 426	else
 427		data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 428	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 429	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 430	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
 431
 432	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
 433	data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
 434	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
 435
 436	/* enable UVD CGC */
 437	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 438	if (sw)
 439		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 440	else
 441		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 442	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 443	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 444	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 445
 446	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 447	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 448		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 449		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 450		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 451		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 452		| UVD_CGC_CTRL__SYS_MODE_MASK
 453		| UVD_CGC_CTRL__UDEC_MODE_MASK
 454		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 455		| UVD_CGC_CTRL__REGS_MODE_MASK
 456		| UVD_CGC_CTRL__RBC_MODE_MASK
 457		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 458		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 459		| UVD_CGC_CTRL__IDCT_MODE_MASK
 460		| UVD_CGC_CTRL__MPRD_MODE_MASK
 461		| UVD_CGC_CTRL__MPC_MODE_MASK
 462		| UVD_CGC_CTRL__LBSI_MODE_MASK
 463		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 464		| UVD_CGC_CTRL__WCB_MODE_MASK
 465		| UVD_CGC_CTRL__VCPU_MODE_MASK
 466		| UVD_CGC_CTRL__SCPU_MODE_MASK);
 467	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 468
 469	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
 470	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 471		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 472		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 473		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 474		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 475		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 476		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 477		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 478		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 479		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 480	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
 481}
 482
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 483/**
 484 * vcn_v1_0_start - start VCN block
 485 *
 486 * @adev: amdgpu_device pointer
 487 *
 488 * Setup and start the VCN block
 489 */
 490static int vcn_v1_0_start(struct amdgpu_device *adev)
 491{
 492	struct amdgpu_ring *ring = &adev->vcn.ring_dec;
 493	uint32_t rb_bufsz, tmp;
 494	uint32_t lmi_swap_cntl;
 495	int i, j, r;
 496
 497	/* disable byte swapping */
 498	lmi_swap_cntl = 0;
 499
 500	vcn_v1_0_mc_resume(adev);
 
 
 
 501
 502	/* disable clock gating */
 503	vcn_v1_0_disable_clock_gating(adev, true);
 504
 505	/* disable interupt */
 506	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
 507			~UVD_MASTINT_EN__VCPU_EN_MASK);
 508
 509	/* stall UMC and register bus before resetting VCPU */
 510	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
 511			UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
 512			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 513	mdelay(1);
 514
 515	/* put LMI, VCPU, RBC etc... into reset */
 516	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
 517		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
 518		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
 519		UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
 520		UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
 521		UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
 522		UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
 523		UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
 524		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
 525	mdelay(5);
 526
 527	/* initialize VCN memory controller */
 528	WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL,
 529		(0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 530		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 531		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 532		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 533		UVD_LMI_CTRL__REQ_MODE_MASK |
 534		0x00100000L);
 535
 536#ifdef __BIG_ENDIAN
 537	/* swap (8 in 32) RB and IB */
 538	lmi_swap_cntl = 0xa;
 539#endif
 540	WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
 541
 542	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0, 0x40c2040);
 543	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA1, 0x0);
 544	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0, 0x40c2040);
 545	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB1, 0x0);
 546	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_ALU, 0);
 547	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX, 0x88);
 548
 549	/* take all subblocks out of reset, except VCPU */
 550	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
 551			UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 552	mdelay(5);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 553
 554	/* enable VCPU clock */
 555	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL,
 556			UVD_VCPU_CNTL__CLK_EN_MASK);
 
 
 
 557
 558	/* enable UMC */
 559	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
 560			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 561
 562	/* boot up the VCPU */
 563	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, 0);
 564	mdelay(10);
 
 565
 566	for (i = 0; i < 10; ++i) {
 567		uint32_t status;
 568
 569		for (j = 0; j < 100; ++j) {
 570			status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
 571			if (status & 2)
 572				break;
 573			mdelay(10);
 574		}
 575		r = 0;
 576		if (status & 2)
 577			break;
 578
 579		DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
 580		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
 581				UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
 582				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 583		mdelay(10);
 584		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
 585				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 586		mdelay(10);
 587		r = -1;
 588	}
 589
 590	if (r) {
 591		DRM_ERROR("VCN decode not responding, giving up!!!\n");
 592		return r;
 593	}
 594	/* enable master interrupt */
 595	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
 596		(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
 597		~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
 598
 599	/* clear the bit 4 of VCN_STATUS */
 600	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), 0,
 601			~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
 
 
 
 
 
 602
 603	/* force RBC into idle state */
 604	rb_bufsz = order_base_2(ring->ring_size);
 605	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
 606	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
 607	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
 608	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
 609	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
 610	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
 611	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
 612
 613	/* set the write pointer delay */
 614	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
 615
 616	/* set the wb address */
 617	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
 618			(upper_32_bits(ring->gpu_addr) >> 2));
 619
 620	/* programm the RB_BASE for ring buffer */
 621	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
 622			lower_32_bits(ring->gpu_addr));
 623	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
 624			upper_32_bits(ring->gpu_addr));
 625
 626	/* Initialize the ring buffer's read and write pointers */
 627	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
 628
 
 
 629	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
 630	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
 631			lower_32_bits(ring->wptr));
 632
 633	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
 634			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
 635
 636	ring = &adev->vcn.ring_enc[0];
 637	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
 638	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
 639	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
 640	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
 641	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
 642
 643	ring = &adev->vcn.ring_enc[1];
 644	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
 645	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
 646	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
 647	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
 648	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
 649
 
 
 650	return 0;
 651}
 652
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 653/**
 654 * vcn_v1_0_stop - stop VCN block
 655 *
 656 * @adev: amdgpu_device pointer
 657 *
 658 * stop the VCN block
 659 */
 660static int vcn_v1_0_stop(struct amdgpu_device *adev)
 661{
 662	/* force RBC into idle state */
 663	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, 0x11010101);
 
 664
 665	/* Stall UMC and register bus before resetting VCPU */
 
 
 
 
 
 
 666	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
 667			UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
 668			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 669	mdelay(1);
 670
 671	/* put VCPU into reset */
 672	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
 673			UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 674	mdelay(5);
 675
 676	/* disable VCPU clock */
 677	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, 0x0);
 
 678
 679	/* Unstall UMC and register bus */
 680	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
 681			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 
 
 
 
 
 682
 683	/* enable clock gating */
 684	vcn_v1_0_enable_clock_gating(adev, true);
 
 
 685
 
 
 
 
 686	return 0;
 687}
 688
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 689static int vcn_v1_0_set_clockgating_state(void *handle,
 690					  enum amd_clockgating_state state)
 691{
 692	/* needed for driver unload*/
 
 
 
 
 
 
 
 
 
 
 
 693	return 0;
 694}
 695
 696/**
 697 * vcn_v1_0_dec_ring_get_rptr - get read pointer
 698 *
 699 * @ring: amdgpu_ring pointer
 700 *
 701 * Returns the current hardware read pointer
 702 */
 703static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
 704{
 705	struct amdgpu_device *adev = ring->adev;
 706
 707	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
 708}
 709
 710/**
 711 * vcn_v1_0_dec_ring_get_wptr - get write pointer
 712 *
 713 * @ring: amdgpu_ring pointer
 714 *
 715 * Returns the current hardware write pointer
 716 */
 717static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
 718{
 719	struct amdgpu_device *adev = ring->adev;
 720
 721	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
 722}
 723
 724/**
 725 * vcn_v1_0_dec_ring_set_wptr - set write pointer
 726 *
 727 * @ring: amdgpu_ring pointer
 728 *
 729 * Commits the write pointer to the hardware
 730 */
 731static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
 732{
 733	struct amdgpu_device *adev = ring->adev;
 734
 
 
 
 
 735	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
 736}
 737
 738/**
 739 * vcn_v1_0_dec_ring_insert_start - insert a start command
 740 *
 741 * @ring: amdgpu_ring pointer
 742 *
 743 * Write a start command to the ring.
 744 */
 745static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring)
 746{
 747	struct amdgpu_device *adev = ring->adev;
 748
 749	amdgpu_ring_write(ring,
 750		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
 751	amdgpu_ring_write(ring, 0);
 752	amdgpu_ring_write(ring,
 753		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
 754	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1);
 755}
 756
 757/**
 758 * vcn_v1_0_dec_ring_insert_end - insert a end command
 759 *
 760 * @ring: amdgpu_ring pointer
 761 *
 762 * Write a end command to the ring.
 763 */
 764static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring)
 765{
 766	struct amdgpu_device *adev = ring->adev;
 767
 768	amdgpu_ring_write(ring,
 769		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
 770	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1);
 771}
 772
 773/**
 774 * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command
 775 *
 776 * @ring: amdgpu_ring pointer
 777 * @fence: fence to emit
 
 
 778 *
 779 * Write a fence and a trap command to the ring.
 780 */
 781static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
 782				     unsigned flags)
 783{
 784	struct amdgpu_device *adev = ring->adev;
 785
 786	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
 787
 788	amdgpu_ring_write(ring,
 789		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
 790	amdgpu_ring_write(ring, seq);
 791	amdgpu_ring_write(ring,
 792		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
 793	amdgpu_ring_write(ring, addr & 0xffffffff);
 794	amdgpu_ring_write(ring,
 795		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
 796	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
 797	amdgpu_ring_write(ring,
 798		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
 799	amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1);
 800
 801	amdgpu_ring_write(ring,
 802		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
 803	amdgpu_ring_write(ring, 0);
 804	amdgpu_ring_write(ring,
 805		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
 806	amdgpu_ring_write(ring, 0);
 807	amdgpu_ring_write(ring,
 808		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
 809	amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1);
 810}
 811
 812/**
 813 * vcn_v1_0_dec_ring_emit_ib - execute indirect buffer
 814 *
 815 * @ring: amdgpu_ring pointer
 
 816 * @ib: indirect buffer to execute
 
 817 *
 818 * Write ring commands to execute the indirect buffer
 819 */
 820static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
 821				  struct amdgpu_ib *ib,
 822				  unsigned vmid, bool ctx_switch)
 
 823{
 824	struct amdgpu_device *adev = ring->adev;
 
 825
 826	amdgpu_ring_write(ring,
 827		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
 828	amdgpu_ring_write(ring, vmid);
 829
 830	amdgpu_ring_write(ring,
 831		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
 832	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
 833	amdgpu_ring_write(ring,
 834		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
 835	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
 836	amdgpu_ring_write(ring,
 837		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
 838	amdgpu_ring_write(ring, ib->length_dw);
 839}
 840
 841static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring,
 842					    uint32_t reg, uint32_t val,
 843					    uint32_t mask)
 844{
 845	struct amdgpu_device *adev = ring->adev;
 846
 847	amdgpu_ring_write(ring,
 848		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
 849	amdgpu_ring_write(ring, reg << 2);
 850	amdgpu_ring_write(ring,
 851		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
 852	amdgpu_ring_write(ring, val);
 853	amdgpu_ring_write(ring,
 854		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
 855	amdgpu_ring_write(ring, mask);
 856	amdgpu_ring_write(ring,
 857		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
 858	amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1);
 859}
 860
 861static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
 862					    unsigned vmid, uint64_t pd_addr)
 863{
 864	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
 865	uint32_t data0, data1, mask;
 866
 867	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
 868
 869	/* wait for register write */
 870	data0 = hub->ctx0_ptb_addr_lo32 + vmid * 2;
 871	data1 = lower_32_bits(pd_addr);
 872	mask = 0xffffffff;
 873	vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
 874}
 875
 876static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
 877					uint32_t reg, uint32_t val)
 878{
 879	struct amdgpu_device *adev = ring->adev;
 880
 881	amdgpu_ring_write(ring,
 882		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
 883	amdgpu_ring_write(ring, reg << 2);
 884	amdgpu_ring_write(ring,
 885		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
 886	amdgpu_ring_write(ring, val);
 887	amdgpu_ring_write(ring,
 888		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
 889	amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1);
 890}
 891
 892/**
 893 * vcn_v1_0_enc_ring_get_rptr - get enc read pointer
 894 *
 895 * @ring: amdgpu_ring pointer
 896 *
 897 * Returns the current hardware enc read pointer
 898 */
 899static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
 900{
 901	struct amdgpu_device *adev = ring->adev;
 902
 903	if (ring == &adev->vcn.ring_enc[0])
 904		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
 905	else
 906		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
 907}
 908
 909 /**
 910 * vcn_v1_0_enc_ring_get_wptr - get enc write pointer
 911 *
 912 * @ring: amdgpu_ring pointer
 913 *
 914 * Returns the current hardware enc write pointer
 915 */
 916static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
 917{
 918	struct amdgpu_device *adev = ring->adev;
 919
 920	if (ring == &adev->vcn.ring_enc[0])
 921		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
 922	else
 923		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
 924}
 925
 926 /**
 927 * vcn_v1_0_enc_ring_set_wptr - set enc write pointer
 928 *
 929 * @ring: amdgpu_ring pointer
 930 *
 931 * Commits the enc write pointer to the hardware
 932 */
 933static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
 934{
 935	struct amdgpu_device *adev = ring->adev;
 936
 937	if (ring == &adev->vcn.ring_enc[0])
 938		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
 939			lower_32_bits(ring->wptr));
 940	else
 941		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
 942			lower_32_bits(ring->wptr));
 943}
 944
 945/**
 946 * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command
 947 *
 948 * @ring: amdgpu_ring pointer
 949 * @fence: fence to emit
 
 
 950 *
 951 * Write enc a fence and a trap command to the ring.
 952 */
 953static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
 954			u64 seq, unsigned flags)
 955{
 956	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
 957
 958	amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE);
 959	amdgpu_ring_write(ring, addr);
 960	amdgpu_ring_write(ring, upper_32_bits(addr));
 961	amdgpu_ring_write(ring, seq);
 962	amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP);
 963}
 964
 965static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring)
 966{
 967	amdgpu_ring_write(ring, VCN_ENC_CMD_END);
 968}
 969
 970/**
 971 * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer
 972 *
 973 * @ring: amdgpu_ring pointer
 
 974 * @ib: indirect buffer to execute
 
 975 *
 976 * Write enc ring commands to execute the indirect buffer
 977 */
 978static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
 979		struct amdgpu_ib *ib, unsigned int vmid, bool ctx_switch)
 
 
 980{
 
 
 981	amdgpu_ring_write(ring, VCN_ENC_CMD_IB);
 982	amdgpu_ring_write(ring, vmid);
 983	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
 984	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
 985	amdgpu_ring_write(ring, ib->length_dw);
 986}
 987
 988static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
 989					    uint32_t reg, uint32_t val,
 990					    uint32_t mask)
 991{
 992	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT);
 993	amdgpu_ring_write(ring, reg << 2);
 994	amdgpu_ring_write(ring, mask);
 995	amdgpu_ring_write(ring, val);
 996}
 997
 998static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
 999					    unsigned int vmid, uint64_t pd_addr)
1000{
1001	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1002
1003	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1004
1005	/* wait for reg writes */
1006	vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + vmid * 2,
 
1007					lower_32_bits(pd_addr), 0xffffffff);
1008}
1009
1010static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1011					uint32_t reg, uint32_t val)
1012{
1013	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
1014	amdgpu_ring_write(ring,	reg << 2);
1015	amdgpu_ring_write(ring, val);
1016}
1017
1018static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
1019					struct amdgpu_irq_src *source,
1020					unsigned type,
1021					enum amdgpu_interrupt_state state)
1022{
1023	return 0;
1024}
1025
1026static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
1027				      struct amdgpu_irq_src *source,
1028				      struct amdgpu_iv_entry *entry)
1029{
1030	DRM_DEBUG("IH: VCN TRAP\n");
1031
1032	switch (entry->src_id) {
1033	case 124:
1034		amdgpu_fence_process(&adev->vcn.ring_dec);
1035		break;
1036	case 119:
1037		amdgpu_fence_process(&adev->vcn.ring_enc[0]);
1038		break;
1039	case 120:
1040		amdgpu_fence_process(&adev->vcn.ring_enc[1]);
1041		break;
1042	default:
1043		DRM_ERROR("Unhandled interrupt: %d %d\n",
1044			  entry->src_id, entry->src_data[0]);
1045		break;
1046	}
1047
1048	return 0;
1049}
1050
1051static void vcn_v1_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1052{
1053	int i;
1054	struct amdgpu_device *adev = ring->adev;
 
 
 
1055
1056	for (i = 0; i < count; i++)
1057		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1058
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1059}
1060
 
 
 
 
 
1061
1062static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
1063	.name = "vcn_v1_0",
1064	.early_init = vcn_v1_0_early_init,
1065	.late_init = NULL,
1066	.sw_init = vcn_v1_0_sw_init,
1067	.sw_fini = vcn_v1_0_sw_fini,
1068	.hw_init = vcn_v1_0_hw_init,
1069	.hw_fini = vcn_v1_0_hw_fini,
1070	.suspend = vcn_v1_0_suspend,
1071	.resume = vcn_v1_0_resume,
1072	.is_idle = NULL /* vcn_v1_0_is_idle */,
1073	.wait_for_idle = NULL /* vcn_v1_0_wait_for_idle */,
1074	.check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */,
1075	.pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */,
1076	.soft_reset = NULL /* vcn_v1_0_soft_reset */,
1077	.post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */,
1078	.set_clockgating_state = vcn_v1_0_set_clockgating_state,
1079	.set_powergating_state = NULL /* vcn_v1_0_set_powergating_state */,
1080};
1081
1082static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
1083	.type = AMDGPU_RING_TYPE_VCN_DEC,
1084	.align_mask = 0xf,
1085	.nop = PACKET0(0x81ff, 0),
1086	.support_64bit_ptrs = false,
1087	.vmhub = AMDGPU_MMHUB,
 
1088	.get_rptr = vcn_v1_0_dec_ring_get_rptr,
1089	.get_wptr = vcn_v1_0_dec_ring_get_wptr,
1090	.set_wptr = vcn_v1_0_dec_ring_set_wptr,
1091	.emit_frame_size =
1092		6 + 6 + /* hdp invalidate / flush */
1093		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1094		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1095		8 + /* vcn_v1_0_dec_ring_emit_vm_flush */
1096		14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */
1097		6,
1098	.emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */
1099	.emit_ib = vcn_v1_0_dec_ring_emit_ib,
1100	.emit_fence = vcn_v1_0_dec_ring_emit_fence,
1101	.emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush,
1102	.test_ring = amdgpu_vcn_dec_ring_test_ring,
1103	.test_ib = amdgpu_vcn_dec_ring_test_ib,
1104	.insert_nop = vcn_v1_0_ring_insert_nop,
1105	.insert_start = vcn_v1_0_dec_ring_insert_start,
1106	.insert_end = vcn_v1_0_dec_ring_insert_end,
1107	.pad_ib = amdgpu_ring_generic_pad_ib,
1108	.begin_use = amdgpu_vcn_ring_begin_use,
1109	.end_use = amdgpu_vcn_ring_end_use,
1110	.emit_wreg = vcn_v1_0_dec_ring_emit_wreg,
1111	.emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait,
 
1112};
1113
1114static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {
1115	.type = AMDGPU_RING_TYPE_VCN_ENC,
1116	.align_mask = 0x3f,
1117	.nop = VCN_ENC_CMD_NO_OP,
1118	.support_64bit_ptrs = false,
1119	.vmhub = AMDGPU_MMHUB,
 
1120	.get_rptr = vcn_v1_0_enc_ring_get_rptr,
1121	.get_wptr = vcn_v1_0_enc_ring_get_wptr,
1122	.set_wptr = vcn_v1_0_enc_ring_set_wptr,
1123	.emit_frame_size =
1124		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1125		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1126		4 + /* vcn_v1_0_enc_ring_emit_vm_flush */
1127		5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */
1128		1, /* vcn_v1_0_enc_ring_insert_end */
1129	.emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */
1130	.emit_ib = vcn_v1_0_enc_ring_emit_ib,
1131	.emit_fence = vcn_v1_0_enc_ring_emit_fence,
1132	.emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush,
1133	.test_ring = amdgpu_vcn_enc_ring_test_ring,
1134	.test_ib = amdgpu_vcn_enc_ring_test_ib,
1135	.insert_nop = amdgpu_ring_insert_nop,
1136	.insert_end = vcn_v1_0_enc_ring_insert_end,
1137	.pad_ib = amdgpu_ring_generic_pad_ib,
1138	.begin_use = amdgpu_vcn_ring_begin_use,
1139	.end_use = amdgpu_vcn_ring_end_use,
1140	.emit_wreg = vcn_v1_0_enc_ring_emit_wreg,
1141	.emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait,
 
1142};
1143
1144static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev)
1145{
1146	adev->vcn.ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs;
1147	DRM_INFO("VCN decode is enabled in VM mode\n");
1148}
1149
1150static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1151{
1152	int i;
1153
1154	for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1155		adev->vcn.ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs;
1156
1157	DRM_INFO("VCN encode is enabled in VM mode\n");
1158}
1159
1160static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = {
1161	.set = vcn_v1_0_set_interrupt_state,
1162	.process = vcn_v1_0_process_interrupt,
1163};
1164
1165static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev)
1166{
1167	adev->vcn.irq.num_types = adev->vcn.num_enc_rings + 1;
1168	adev->vcn.irq.funcs = &vcn_v1_0_irq_funcs;
1169}
1170
1171const struct amdgpu_ip_block_version vcn_v1_0_ip_block =
1172{
1173		.type = AMD_IP_BLOCK_TYPE_VCN,
1174		.major = 1,
1175		.minor = 0,
1176		.rev = 0,
1177		.funcs = &vcn_v1_0_ip_funcs,
1178};
v5.14.15
   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_vcn.h"
  28#include "amdgpu_pm.h"
  29#include "soc15.h"
  30#include "soc15d.h"
  31#include "soc15_common.h"
  32
  33#include "vcn/vcn_1_0_offset.h"
  34#include "vcn/vcn_1_0_sh_mask.h"
 
  35#include "mmhub/mmhub_9_1_offset.h"
  36#include "mmhub/mmhub_9_1_sh_mask.h"
  37
  38#include "ivsrcid/vcn/irqsrcs_vcn_1_0.h"
  39#include "jpeg_v1_0.h"
  40#include "vcn_v1_0.h"
  41
  42#define mmUVD_RBC_XX_IB_REG_CHECK_1_0		0x05ab
  43#define mmUVD_RBC_XX_IB_REG_CHECK_1_0_BASE_IDX	1
  44#define mmUVD_REG_XX_MASK_1_0			0x05ac
  45#define mmUVD_REG_XX_MASK_1_0_BASE_IDX		1
  46
  47static int vcn_v1_0_stop(struct amdgpu_device *adev);
  48static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev);
  49static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev);
  50static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev);
  51static int vcn_v1_0_set_powergating_state(void *handle, enum amd_powergating_state state);
  52static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
  53				int inst_idx, struct dpg_pause_state *new_state);
  54
  55static void vcn_v1_0_idle_work_handler(struct work_struct *work);
  56static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring);
  57
  58/**
  59 * vcn_v1_0_early_init - set function pointers
  60 *
  61 * @handle: amdgpu_device pointer
  62 *
  63 * Set ring and irq function pointers
  64 */
  65static int vcn_v1_0_early_init(void *handle)
  66{
  67	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  68
  69	adev->vcn.num_vcn_inst = 1;
  70	adev->vcn.num_enc_rings = 2;
  71
  72	vcn_v1_0_set_dec_ring_funcs(adev);
  73	vcn_v1_0_set_enc_ring_funcs(adev);
  74	vcn_v1_0_set_irq_funcs(adev);
  75
  76	jpeg_v1_0_early_init(handle);
  77
  78	return 0;
  79}
  80
  81/**
  82 * vcn_v1_0_sw_init - sw init for VCN block
  83 *
  84 * @handle: amdgpu_device pointer
  85 *
  86 * Load firmware and sw initialization
  87 */
  88static int vcn_v1_0_sw_init(void *handle)
  89{
  90	struct amdgpu_ring *ring;
  91	int i, r;
  92	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  93
  94	/* VCN DEC TRAP */
  95	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
  96			VCN_1_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst->irq);
  97	if (r)
  98		return r;
  99
 100	/* VCN ENC TRAP */
 101	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 102		r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + VCN_1_0__SRCID__UVD_ENC_GENERAL_PURPOSE,
 103					&adev->vcn.inst->irq);
 104		if (r)
 105			return r;
 106	}
 107
 108	r = amdgpu_vcn_sw_init(adev);
 109	if (r)
 110		return r;
 111
 112	/* Override the work func */
 113	adev->vcn.idle_work.work.func = vcn_v1_0_idle_work_handler;
 114
 115	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 116		const struct common_firmware_header *hdr;
 117		hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
 118		adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id = AMDGPU_UCODE_ID_VCN;
 119		adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw;
 120		adev->firmware.fw_size +=
 121			ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
 122		dev_info(adev->dev, "Will use PSP to load VCN firmware\n");
 123	}
 124
 125	r = amdgpu_vcn_resume(adev);
 126	if (r)
 127		return r;
 128
 129	ring = &adev->vcn.inst->ring_dec;
 130	sprintf(ring->name, "vcn_dec");
 131	r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
 132			     AMDGPU_RING_PRIO_DEFAULT, NULL);
 133	if (r)
 134		return r;
 135
 136	adev->vcn.internal.scratch9 = adev->vcn.inst->external.scratch9 =
 137		SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9);
 138	adev->vcn.internal.data0 = adev->vcn.inst->external.data0 =
 139		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0);
 140	adev->vcn.internal.data1 = adev->vcn.inst->external.data1 =
 141		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1);
 142	adev->vcn.internal.cmd = adev->vcn.inst->external.cmd =
 143		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD);
 144	adev->vcn.internal.nop = adev->vcn.inst->external.nop =
 145		SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP);
 146
 147	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 148		ring = &adev->vcn.inst->ring_enc[i];
 149		sprintf(ring->name, "vcn_enc%d", i);
 150		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
 151				     AMDGPU_RING_PRIO_DEFAULT, NULL);
 152		if (r)
 153			return r;
 154	}
 155
 156	adev->vcn.pause_dpg_mode = vcn_v1_0_pause_dpg_mode;
 157
 158	r = jpeg_v1_0_sw_init(handle);
 159
 160	return r;
 161}
 162
 163/**
 164 * vcn_v1_0_sw_fini - sw fini for VCN block
 165 *
 166 * @handle: amdgpu_device pointer
 167 *
 168 * VCN suspend and free up sw allocation
 169 */
 170static int vcn_v1_0_sw_fini(void *handle)
 171{
 172	int r;
 173	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 174
 175	r = amdgpu_vcn_suspend(adev);
 176	if (r)
 177		return r;
 178
 179	jpeg_v1_0_sw_fini(handle);
 180
 181	r = amdgpu_vcn_sw_fini(adev);
 182
 183	return r;
 184}
 185
 186/**
 187 * vcn_v1_0_hw_init - start and test VCN block
 188 *
 189 * @handle: amdgpu_device pointer
 190 *
 191 * Initialize the hardware, boot up the VCPU and do some testing
 192 */
 193static int vcn_v1_0_hw_init(void *handle)
 194{
 195	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 196	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 197	int i, r;
 198
 199	r = amdgpu_ring_test_helper(ring);
 200	if (r)
 201		goto done;
 202
 
 
 
 
 
 
 
 203	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 204		ring = &adev->vcn.inst->ring_enc[i];
 205		r = amdgpu_ring_test_helper(ring);
 206		if (r)
 
 
 207			goto done;
 
 208	}
 209
 210	ring = &adev->jpeg.inst->ring_dec;
 211	r = amdgpu_ring_test_helper(ring);
 212	if (r)
 213		goto done;
 214
 215done:
 216	if (!r)
 217		DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
 218			(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
 219
 220	return r;
 221}
 222
 223/**
 224 * vcn_v1_0_hw_fini - stop the hardware block
 225 *
 226 * @handle: amdgpu_device pointer
 227 *
 228 * Stop the VCN block, mark ring as not ready any more
 229 */
 230static int vcn_v1_0_hw_fini(void *handle)
 231{
 232	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 
 233
 234	cancel_delayed_work_sync(&adev->vcn.idle_work);
 
 
 235
 236	if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 237		(adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 238		 RREG32_SOC15(VCN, 0, mmUVD_STATUS))) {
 239		vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 240	}
 241
 242	return 0;
 243}
 244
 245/**
 246 * vcn_v1_0_suspend - suspend VCN block
 247 *
 248 * @handle: amdgpu_device pointer
 249 *
 250 * HW fini and suspend VCN block
 251 */
 252static int vcn_v1_0_suspend(void *handle)
 253{
 254	int r;
 255	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 256
 257	r = vcn_v1_0_hw_fini(adev);
 258	if (r)
 259		return r;
 260
 261	r = amdgpu_vcn_suspend(adev);
 262
 263	return r;
 264}
 265
 266/**
 267 * vcn_v1_0_resume - resume VCN block
 268 *
 269 * @handle: amdgpu_device pointer
 270 *
 271 * Resume firmware and hw init VCN block
 272 */
 273static int vcn_v1_0_resume(void *handle)
 274{
 275	int r;
 276	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 277
 278	r = amdgpu_vcn_resume(adev);
 279	if (r)
 280		return r;
 281
 282	r = vcn_v1_0_hw_init(adev);
 283
 284	return r;
 285}
 286
 287/**
 288 * vcn_v1_0_mc_resume_spg_mode - memory controller programming
 289 *
 290 * @adev: amdgpu_device pointer
 291 *
 292 * Let the VCN memory controller know it's offsets
 293 */
 294static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev)
 295{
 296	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 297	uint32_t offset;
 298
 299	/* cache window 0: fw */
 300	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 301		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 302			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo));
 303		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 304			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi));
 305		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0);
 306		offset = 0;
 307	} else {
 308		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 309			lower_32_bits(adev->vcn.inst->gpu_addr));
 310		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 311			upper_32_bits(adev->vcn.inst->gpu_addr));
 312		offset = size;
 313		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
 314			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 315	}
 316
 
 
 
 
 
 
 317	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
 318
 319	/* cache window 1: stack */
 320	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 321		     lower_32_bits(adev->vcn.inst->gpu_addr + offset));
 322	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 323		     upper_32_bits(adev->vcn.inst->gpu_addr + offset));
 324	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0);
 325	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 326
 327	/* cache window 2: context */
 328	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 329		     lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 330	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 331		     upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 332	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0);
 333	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 
 334
 335	WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
 336			adev->gfx.config.gb_addr_config);
 337	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
 338			adev->gfx.config.gb_addr_config);
 339	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
 340			adev->gfx.config.gb_addr_config);
 341	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
 342			adev->gfx.config.gb_addr_config);
 343	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
 344			adev->gfx.config.gb_addr_config);
 345	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
 346			adev->gfx.config.gb_addr_config);
 347	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
 348			adev->gfx.config.gb_addr_config);
 349	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
 350			adev->gfx.config.gb_addr_config);
 351	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
 352			adev->gfx.config.gb_addr_config);
 353	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
 354			adev->gfx.config.gb_addr_config);
 355	WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG,
 356			adev->gfx.config.gb_addr_config);
 357	WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG,
 358			adev->gfx.config.gb_addr_config);
 359}
 360
 361static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev)
 362{
 363	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
 364	uint32_t offset;
 365
 366	/* cache window 0: fw */
 367	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 368		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 369			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo),
 370			     0xFFFFFFFF, 0);
 371		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 372			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi),
 373			     0xFFFFFFFF, 0);
 374		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0,
 375			     0xFFFFFFFF, 0);
 376		offset = 0;
 377	} else {
 378		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 379			lower_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
 380		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 381			upper_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
 382		offset = size;
 383		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
 384			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0);
 385	}
 386
 387	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0);
 388
 389	/* cache window 1: stack */
 390	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 391		     lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
 392	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 393		     upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
 394	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0,
 395			     0xFFFFFFFF, 0);
 396	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE,
 397			     0xFFFFFFFF, 0);
 398
 399	/* cache window 2: context */
 400	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 401		     lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
 402			     0xFFFFFFFF, 0);
 403	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 404		     upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
 405			     0xFFFFFFFF, 0);
 406	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0);
 407	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE,
 408			     0xFFFFFFFF, 0);
 409
 410	/* VCN global tiling registers */
 411	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
 412			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 413	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
 414			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 415	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
 416			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 417	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
 418		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 419	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
 420		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 421	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
 422		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 423	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
 424		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 425	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
 426		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 427	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
 428		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 429	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
 430		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 431}
 432
 433/**
 434 * vcn_v1_0_disable_clock_gating - disable VCN clock gating
 435 *
 436 * @adev: amdgpu_device pointer
 
 437 *
 438 * Disable clock gating for VCN block
 439 */
 440static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev)
 441{
 442	uint32_t data;
 443
 444	/* JPEG disable CGC */
 445	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
 446
 447	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 448		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 449	else
 450		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 451
 452	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 453	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 454	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
 455
 456	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
 457	data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
 458	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
 459
 460	/* UVD disable CGC */
 461	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 462	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 463		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 464	else
 465		data &= ~ UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 466
 467	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 468	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 469	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 470
 471	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE);
 472	data &= ~(UVD_CGC_GATE__SYS_MASK
 473		| UVD_CGC_GATE__UDEC_MASK
 474		| UVD_CGC_GATE__MPEG2_MASK
 475		| UVD_CGC_GATE__REGS_MASK
 476		| UVD_CGC_GATE__RBC_MASK
 477		| UVD_CGC_GATE__LMI_MC_MASK
 478		| UVD_CGC_GATE__LMI_UMC_MASK
 479		| UVD_CGC_GATE__IDCT_MASK
 480		| UVD_CGC_GATE__MPRD_MASK
 481		| UVD_CGC_GATE__MPC_MASK
 482		| UVD_CGC_GATE__LBSI_MASK
 483		| UVD_CGC_GATE__LRBBM_MASK
 484		| UVD_CGC_GATE__UDEC_RE_MASK
 485		| UVD_CGC_GATE__UDEC_CM_MASK
 486		| UVD_CGC_GATE__UDEC_IT_MASK
 487		| UVD_CGC_GATE__UDEC_DB_MASK
 488		| UVD_CGC_GATE__UDEC_MP_MASK
 489		| UVD_CGC_GATE__WCB_MASK
 490		| UVD_CGC_GATE__VCPU_MASK
 491		| UVD_CGC_GATE__SCPU_MASK);
 492	WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data);
 493
 494	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 495	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 496		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 497		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 498		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 499		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 500		| UVD_CGC_CTRL__SYS_MODE_MASK
 501		| UVD_CGC_CTRL__UDEC_MODE_MASK
 502		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 503		| UVD_CGC_CTRL__REGS_MODE_MASK
 504		| UVD_CGC_CTRL__RBC_MODE_MASK
 505		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 506		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 507		| UVD_CGC_CTRL__IDCT_MODE_MASK
 508		| UVD_CGC_CTRL__MPRD_MODE_MASK
 509		| UVD_CGC_CTRL__MPC_MODE_MASK
 510		| UVD_CGC_CTRL__LBSI_MODE_MASK
 511		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 512		| UVD_CGC_CTRL__WCB_MODE_MASK
 513		| UVD_CGC_CTRL__VCPU_MODE_MASK
 514		| UVD_CGC_CTRL__SCPU_MODE_MASK);
 515	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 516
 517	/* turn on */
 518	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE);
 519	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 520		| UVD_SUVD_CGC_GATE__SIT_MASK
 521		| UVD_SUVD_CGC_GATE__SMP_MASK
 522		| UVD_SUVD_CGC_GATE__SCM_MASK
 523		| UVD_SUVD_CGC_GATE__SDB_MASK
 524		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
 525		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 526		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
 527		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 528		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
 529		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 530		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
 531		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 532		| UVD_SUVD_CGC_GATE__SCLR_MASK
 533		| UVD_SUVD_CGC_GATE__UVD_SC_MASK
 534		| UVD_SUVD_CGC_GATE__ENT_MASK
 535		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 536		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 537		| UVD_SUVD_CGC_GATE__SITE_MASK
 538		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 539		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 540		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 541		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 542		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
 543	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data);
 544
 545	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
 546	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 547		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 548		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 549		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 550		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 551		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 552		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 553		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 554		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 555		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 556	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
 557}
 558
 559/**
 560 * vcn_v1_0_enable_clock_gating - enable VCN clock gating
 561 *
 562 * @adev: amdgpu_device pointer
 
 563 *
 564 * Enable clock gating for VCN block
 565 */
 566static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev)
 567{
 568	uint32_t data = 0;
 569
 570	/* enable JPEG CGC */
 571	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
 572	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 573		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 574	else
 575		data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 576	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 577	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 578	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
 579
 580	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
 581	data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
 582	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
 583
 584	/* enable UVD CGC */
 585	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 586	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 587		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 588	else
 589		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 590	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 591	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 592	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 593
 594	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 595	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 596		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 597		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 598		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 599		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 600		| UVD_CGC_CTRL__SYS_MODE_MASK
 601		| UVD_CGC_CTRL__UDEC_MODE_MASK
 602		| UVD_CGC_CTRL__MPEG2_MODE_MASK
 603		| UVD_CGC_CTRL__REGS_MODE_MASK
 604		| UVD_CGC_CTRL__RBC_MODE_MASK
 605		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
 606		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 607		| UVD_CGC_CTRL__IDCT_MODE_MASK
 608		| UVD_CGC_CTRL__MPRD_MODE_MASK
 609		| UVD_CGC_CTRL__MPC_MODE_MASK
 610		| UVD_CGC_CTRL__LBSI_MODE_MASK
 611		| UVD_CGC_CTRL__LRBBM_MODE_MASK
 612		| UVD_CGC_CTRL__WCB_MODE_MASK
 613		| UVD_CGC_CTRL__VCPU_MODE_MASK
 614		| UVD_CGC_CTRL__SCPU_MODE_MASK);
 615	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 616
 617	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
 618	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 619		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 620		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 621		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 622		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 623		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 624		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 625		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 626		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 627		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 628	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
 629}
 630
 631static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel)
 632{
 633	uint32_t reg_data = 0;
 634
 635	/* disable JPEG CGC */
 636	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 637		reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 638	else
 639		reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 640	reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 641	reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 642	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
 643
 644	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
 645
 646	/* enable sw clock gating control */
 647	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 648		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 649	else
 650		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 651	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 652	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 653	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 654		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 655		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 656		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 657		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 658		 UVD_CGC_CTRL__SYS_MODE_MASK |
 659		 UVD_CGC_CTRL__UDEC_MODE_MASK |
 660		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
 661		 UVD_CGC_CTRL__REGS_MODE_MASK |
 662		 UVD_CGC_CTRL__RBC_MODE_MASK |
 663		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 664		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 665		 UVD_CGC_CTRL__IDCT_MODE_MASK |
 666		 UVD_CGC_CTRL__MPRD_MODE_MASK |
 667		 UVD_CGC_CTRL__MPC_MODE_MASK |
 668		 UVD_CGC_CTRL__LBSI_MODE_MASK |
 669		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
 670		 UVD_CGC_CTRL__WCB_MODE_MASK |
 671		 UVD_CGC_CTRL__VCPU_MODE_MASK |
 672		 UVD_CGC_CTRL__SCPU_MODE_MASK);
 673	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
 674
 675	/* turn off clock gating */
 676	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
 677
 678	/* turn on SUVD clock gating */
 679	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel);
 680
 681	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
 682	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel);
 683}
 684
 685static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev)
 686{
 687	uint32_t data = 0;
 688
 689	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 690		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 691			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 692			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 693			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 694			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 695			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
 696			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
 697			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 698			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 699			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 700			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
 701
 702		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
 703		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF);
 704	} else {
 705		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 706			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 707			| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 708			| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 709			| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 710			| 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
 711			| 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
 712			| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 713			| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 714			| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 715			| 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
 716		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
 717		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0,  0xFFFFFFFF);
 718	}
 719
 720	/* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */
 721
 722	data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
 723	data &= ~0x103;
 724	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 725		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK;
 726
 727	WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
 728}
 729
 730static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev)
 731{
 732	uint32_t data = 0;
 733
 734	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 735		/* Before power off, this indicator has to be turned on */
 736		data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
 737		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
 738		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
 739		WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
 740
 741
 742		data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 743			| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 744			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 745			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 746			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 747			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
 748			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
 749			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 750			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 751			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 752			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
 753
 754		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
 755
 756		data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
 757			| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
 758			| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
 759			| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
 760			| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
 761			| 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT
 762			| 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT
 763			| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
 764			| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
 765			| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
 766			| 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT);
 767		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF);
 768	}
 769}
 770
 771/**
 772 * vcn_v1_0_start_spg_mode - start VCN block
 773 *
 774 * @adev: amdgpu_device pointer
 775 *
 776 * Setup and start the VCN block
 777 */
 778static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev)
 779{
 780	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 781	uint32_t rb_bufsz, tmp;
 782	uint32_t lmi_swap_cntl;
 783	int i, j, r;
 784
 785	/* disable byte swapping */
 786	lmi_swap_cntl = 0;
 787
 788	vcn_1_0_disable_static_power_gating(adev);
 789
 790	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
 791	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
 792
 793	/* disable clock gating */
 794	vcn_v1_0_disable_clock_gating(adev);
 795
 796	/* disable interupt */
 797	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
 798			~UVD_MASTINT_EN__VCPU_EN_MASK);
 799
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 800	/* initialize VCN memory controller */
 801	tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL);
 802	WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp		|
 803		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
 804		UVD_LMI_CTRL__MASK_MC_URGENT_MASK			|
 805		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK		|
 806		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
 
 807
 808#ifdef __BIG_ENDIAN
 809	/* swap (8 in 32) RB and IB */
 810	lmi_swap_cntl = 0xa;
 811#endif
 812	WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
 813
 814	tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL);
 815	tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
 816	tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
 817	WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp);
 818
 819	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0,
 820		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 821		(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 822		(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 823		(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
 824
 825	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0,
 826		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
 827		(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
 828		(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
 829		(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
 830
 831	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX,
 832		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
 833		(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
 834		(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
 835
 836	vcn_v1_0_mc_resume_spg_mode(adev);
 837
 838	WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK_1_0, 0x10);
 839	WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0,
 840		RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0) | 0x3);
 841
 842	/* enable VCPU clock */
 843	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
 844
 845	/* boot up the VCPU */
 846	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
 847			~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 848
 849	/* enable UMC */
 850	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
 851			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 852
 853	tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET);
 854	tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
 855	tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
 856	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp);
 857
 858	for (i = 0; i < 10; ++i) {
 859		uint32_t status;
 860
 861		for (j = 0; j < 100; ++j) {
 862			status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
 863			if (status & UVD_STATUS__IDLE)
 864				break;
 865			mdelay(10);
 866		}
 867		r = 0;
 868		if (status & UVD_STATUS__IDLE)
 869			break;
 870
 871		DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
 872		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
 873				UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
 874				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 875		mdelay(10);
 876		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
 877				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 878		mdelay(10);
 879		r = -1;
 880	}
 881
 882	if (r) {
 883		DRM_ERROR("VCN decode not responding, giving up!!!\n");
 884		return r;
 885	}
 886	/* enable master interrupt */
 887	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
 888		UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK);
 
 889
 890	/* enable system interrupt for JRBC, TODO: move to set interrupt*/
 891	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN),
 892		UVD_SYS_INT_EN__UVD_JRBC_EN_MASK,
 893		~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK);
 894
 895	/* clear the busy bit of UVD_STATUS */
 896	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY;
 897	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
 898
 899	/* force RBC into idle state */
 900	rb_bufsz = order_base_2(ring->ring_size);
 901	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
 902	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
 903	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
 
 904	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
 905	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
 906	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
 907
 908	/* set the write pointer delay */
 909	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
 910
 911	/* set the wb address */
 912	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
 913			(upper_32_bits(ring->gpu_addr) >> 2));
 914
 915	/* program the RB_BASE for ring buffer */
 916	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
 917			lower_32_bits(ring->gpu_addr));
 918	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
 919			upper_32_bits(ring->gpu_addr));
 920
 921	/* Initialize the ring buffer's read and write pointers */
 922	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
 923
 924	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
 925
 926	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
 927	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
 928			lower_32_bits(ring->wptr));
 929
 930	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
 931			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
 932
 933	ring = &adev->vcn.inst->ring_enc[0];
 934	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
 935	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
 936	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
 937	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
 938	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
 939
 940	ring = &adev->vcn.inst->ring_enc[1];
 941	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
 942	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
 943	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
 944	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
 945	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
 946
 947	jpeg_v1_0_start(adev, 0);
 948
 949	return 0;
 950}
 951
 952static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev)
 953{
 954	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 955	uint32_t rb_bufsz, tmp;
 956	uint32_t lmi_swap_cntl;
 957
 958	/* disable byte swapping */
 959	lmi_swap_cntl = 0;
 960
 961	vcn_1_0_enable_static_power_gating(adev);
 962
 963	/* enable dynamic power gating mode */
 964	tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
 965	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 966	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 967	WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp);
 968
 969	/* enable clock gating */
 970	vcn_v1_0_clock_gating_dpg_mode(adev, 0);
 971
 972	/* enable VCPU clock */
 973	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 974	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 975	tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK;
 976	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0);
 977
 978	/* disable interupt */
 979	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
 980			0, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
 981
 982	/* initialize VCN memory controller */
 983	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
 984		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 985		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 986		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 987		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 988		UVD_LMI_CTRL__REQ_MODE_MASK |
 989		UVD_LMI_CTRL__CRC_RESET_MASK |
 990		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
 991		0x00100000L, 0xFFFFFFFF, 0);
 992
 993#ifdef __BIG_ENDIAN
 994	/* swap (8 in 32) RB and IB */
 995	lmi_swap_cntl = 0xa;
 996#endif
 997	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0);
 998
 999	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_CNTL,
1000		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0);
1001
1002	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXA0,
1003		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1004		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1005		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1006		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0);
1007
1008	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXB0,
1009		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1010		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1011		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1012		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0);
1013
1014	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUX,
1015		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1016		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1017		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0);
1018
1019	vcn_v1_0_mc_resume_dpg_mode(adev);
1020
1021	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0);
1022	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0);
1023
1024	/* boot up the VCPU */
1025	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0);
1026
1027	/* enable UMC */
1028	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL2,
1029		0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT,
1030		0xFFFFFFFF, 0);
1031
1032	/* enable master interrupt */
1033	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
1034			UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
1035
1036	vcn_v1_0_clock_gating_dpg_mode(adev, 1);
1037	/* setup mmUVD_LMI_CTRL */
1038	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
1039		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1040		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1041		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1042		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1043		UVD_LMI_CTRL__REQ_MODE_MASK |
1044		UVD_LMI_CTRL__CRC_RESET_MASK |
1045		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1046		0x00100000L, 0xFFFFFFFF, 1);
1047
1048	tmp = adev->gfx.config.gb_addr_config;
1049	/* setup VCN global tiling registers */
1050	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1051	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1052
1053	/* enable System Interrupt for JRBC */
1054	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SYS_INT_EN,
1055									UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1);
1056
1057	/* force RBC into idle state */
1058	rb_bufsz = order_base_2(ring->ring_size);
1059	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1060	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1061	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1062	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1063	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1064	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
1065
1066	/* set the write pointer delay */
1067	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
1068
1069	/* set the wb address */
1070	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
1071								(upper_32_bits(ring->gpu_addr) >> 2));
1072
1073	/* program the RB_BASE for ring buffer */
1074	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1075								lower_32_bits(ring->gpu_addr));
1076	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1077								upper_32_bits(ring->gpu_addr));
1078
1079	/* Initialize the ring buffer's read and write pointers */
1080	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
1081
1082	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
1083
1084	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1085	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1086								lower_32_bits(ring->wptr));
1087
1088	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
1089			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
1090
1091	jpeg_v1_0_start(adev, 1);
1092
1093	return 0;
1094}
1095
1096static int vcn_v1_0_start(struct amdgpu_device *adev)
1097{
1098	int r;
1099
1100	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1101		r = vcn_v1_0_start_dpg_mode(adev);
1102	else
1103		r = vcn_v1_0_start_spg_mode(adev);
1104	return r;
1105}
1106
1107/**
1108 * vcn_v1_0_stop_spg_mode - stop VCN block
1109 *
1110 * @adev: amdgpu_device pointer
1111 *
1112 * stop the VCN block
1113 */
1114static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev)
1115{
1116	int tmp;
1117
1118	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1119
1120	tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1121		UVD_LMI_STATUS__READ_CLEAN_MASK |
1122		UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1123		UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1124	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
1125
1126	/* stall UMC channel */
1127	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
1128		UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
1129		~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 
1130
1131	tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1132		UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1133	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
 
1134
1135	/* disable VCPU clock */
1136	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0,
1137		~UVD_VCPU_CNTL__CLK_EN_MASK);
1138
1139	/* reset LMI UMC/LMI */
1140	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1141		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK,
1142		~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
1143
1144	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1145		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK,
1146		~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK);
1147
1148	/* put VCPU into reset */
1149	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1150		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
1151		~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1152
1153	WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0);
1154
1155	vcn_v1_0_enable_clock_gating(adev);
1156	vcn_1_0_enable_static_power_gating(adev);
1157	return 0;
1158}
1159
1160static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev)
1161{
1162	uint32_t tmp;
1163
1164	/* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */
1165	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1166			UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1167			UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1168
1169	/* wait for read ptr to be equal to write ptr */
1170	tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1171	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1172
1173	tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1174	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1175
1176	tmp = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
1177	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_JRBC_RB_RPTR, tmp, 0xFFFFFFFF);
1178
1179	tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1180	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1181
1182	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1183		UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1184		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1185
1186	/* disable dynamic power gating mode */
1187	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
1188			~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1189
1190	return 0;
1191}
1192
1193static int vcn_v1_0_stop(struct amdgpu_device *adev)
1194{
1195	int r;
1196
1197	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1198		r = vcn_v1_0_stop_dpg_mode(adev);
1199	else
1200		r = vcn_v1_0_stop_spg_mode(adev);
1201
1202	return r;
1203}
1204
1205static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
1206				int inst_idx, struct dpg_pause_state *new_state)
1207{
1208	int ret_code;
1209	uint32_t reg_data = 0;
1210	uint32_t reg_data2 = 0;
1211	struct amdgpu_ring *ring;
1212
1213	/* pause/unpause if state is changed */
1214	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1215		DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1216			adev->vcn.inst[inst_idx].pause_state.fw_based,
1217			adev->vcn.inst[inst_idx].pause_state.jpeg,
1218			new_state->fw_based, new_state->jpeg);
1219
1220		reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1221			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1222
1223		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1224			ret_code = 0;
1225
1226			if (!(reg_data & UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK))
1227				ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1228						   UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1229						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1230
1231			if (!ret_code) {
1232				/* pause DPG non-jpeg */
1233				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1234				WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1235				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1236						   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1237						   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1238
1239				/* Restore */
1240				ring = &adev->vcn.inst->ring_enc[0];
1241				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
1242				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1243				WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
1244				WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1245				WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1246
1247				ring = &adev->vcn.inst->ring_enc[1];
1248				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1249				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1250				WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
1251				WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1252				WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1253
1254				ring = &adev->vcn.inst->ring_dec;
1255				WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1256						   RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1257				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1258						   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1259						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1260			}
1261		} else {
1262			/* unpause dpg non-jpeg, no need to wait */
1263			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1264			WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1265		}
1266		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1267	}
1268
1269	/* pause/unpause if state is changed */
1270	if (adev->vcn.inst[inst_idx].pause_state.jpeg != new_state->jpeg) {
1271		DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1272			adev->vcn.inst[inst_idx].pause_state.fw_based,
1273			adev->vcn.inst[inst_idx].pause_state.jpeg,
1274			new_state->fw_based, new_state->jpeg);
1275
1276		reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1277			(~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1278
1279		if (new_state->jpeg == VCN_DPG_STATE__PAUSE) {
1280			ret_code = 0;
1281
1282			if (!(reg_data & UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK))
1283				ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1284						   UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1285						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1286
1287			if (!ret_code) {
1288				/* Make sure JPRG Snoop is disabled before sending the pause */
1289				reg_data2 = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
1290				reg_data2 |= UVD_POWER_STATUS__JRBC_SNOOP_DIS_MASK;
1291				WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data2);
1292
1293				/* pause DPG jpeg */
1294				reg_data |= UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1295				WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1296				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1297							UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK,
1298							UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1299
1300				/* Restore */
1301				ring = &adev->jpeg.inst->ring_dec;
1302				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
1303				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1304							UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK |
1305							UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1306				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
1307							lower_32_bits(ring->gpu_addr));
1308				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
1309							upper_32_bits(ring->gpu_addr));
1310				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, ring->wptr);
1311				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, ring->wptr);
1312				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1313							UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1314
1315				ring = &adev->vcn.inst->ring_dec;
1316				WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1317						   RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1318				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1319						   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1320						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1321			}
1322		} else {
1323			/* unpause dpg jpeg, no need to wait */
1324			reg_data &= ~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1325			WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1326		}
1327		adev->vcn.inst[inst_idx].pause_state.jpeg = new_state->jpeg;
1328	}
1329
1330	return 0;
1331}
1332
1333static bool vcn_v1_0_is_idle(void *handle)
1334{
1335	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1336
1337	return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE);
1338}
1339
1340static int vcn_v1_0_wait_for_idle(void *handle)
1341{
1342	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1343	int ret;
1344
1345	ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE,
1346		UVD_STATUS__IDLE);
1347
1348	return ret;
1349}
1350
1351static int vcn_v1_0_set_clockgating_state(void *handle,
1352					  enum amd_clockgating_state state)
1353{
1354	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1355	bool enable = (state == AMD_CG_STATE_GATE);
1356
1357	if (enable) {
1358		/* wait for STATUS to clear */
1359		if (!vcn_v1_0_is_idle(handle))
1360			return -EBUSY;
1361		vcn_v1_0_enable_clock_gating(adev);
1362	} else {
1363		/* disable HW gating and enable Sw gating */
1364		vcn_v1_0_disable_clock_gating(adev);
1365	}
1366	return 0;
1367}
1368
1369/**
1370 * vcn_v1_0_dec_ring_get_rptr - get read pointer
1371 *
1372 * @ring: amdgpu_ring pointer
1373 *
1374 * Returns the current hardware read pointer
1375 */
1376static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1377{
1378	struct amdgpu_device *adev = ring->adev;
1379
1380	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1381}
1382
1383/**
1384 * vcn_v1_0_dec_ring_get_wptr - get write pointer
1385 *
1386 * @ring: amdgpu_ring pointer
1387 *
1388 * Returns the current hardware write pointer
1389 */
1390static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1391{
1392	struct amdgpu_device *adev = ring->adev;
1393
1394	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
1395}
1396
1397/**
1398 * vcn_v1_0_dec_ring_set_wptr - set write pointer
1399 *
1400 * @ring: amdgpu_ring pointer
1401 *
1402 * Commits the write pointer to the hardware
1403 */
1404static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1405{
1406	struct amdgpu_device *adev = ring->adev;
1407
1408	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1409		WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2,
1410			lower_32_bits(ring->wptr) | 0x80000000);
1411
1412	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1413}
1414
1415/**
1416 * vcn_v1_0_dec_ring_insert_start - insert a start command
1417 *
1418 * @ring: amdgpu_ring pointer
1419 *
1420 * Write a start command to the ring.
1421 */
1422static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring)
1423{
1424	struct amdgpu_device *adev = ring->adev;
1425
1426	amdgpu_ring_write(ring,
1427		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1428	amdgpu_ring_write(ring, 0);
1429	amdgpu_ring_write(ring,
1430		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1431	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1);
1432}
1433
1434/**
1435 * vcn_v1_0_dec_ring_insert_end - insert a end command
1436 *
1437 * @ring: amdgpu_ring pointer
1438 *
1439 * Write a end command to the ring.
1440 */
1441static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring)
1442{
1443	struct amdgpu_device *adev = ring->adev;
1444
1445	amdgpu_ring_write(ring,
1446		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1447	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1);
1448}
1449
1450/**
1451 * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command
1452 *
1453 * @ring: amdgpu_ring pointer
1454 * @addr: address
1455 * @seq: sequence number
1456 * @flags: fence related flags
1457 *
1458 * Write a fence and a trap command to the ring.
1459 */
1460static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1461				     unsigned flags)
1462{
1463	struct amdgpu_device *adev = ring->adev;
1464
1465	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1466
1467	amdgpu_ring_write(ring,
1468		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
1469	amdgpu_ring_write(ring, seq);
1470	amdgpu_ring_write(ring,
1471		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1472	amdgpu_ring_write(ring, addr & 0xffffffff);
1473	amdgpu_ring_write(ring,
1474		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1475	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
1476	amdgpu_ring_write(ring,
1477		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1478	amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1);
1479
1480	amdgpu_ring_write(ring,
1481		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1482	amdgpu_ring_write(ring, 0);
1483	amdgpu_ring_write(ring,
1484		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1485	amdgpu_ring_write(ring, 0);
1486	amdgpu_ring_write(ring,
1487		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1488	amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1);
1489}
1490
1491/**
1492 * vcn_v1_0_dec_ring_emit_ib - execute indirect buffer
1493 *
1494 * @ring: amdgpu_ring pointer
1495 * @job: job to retrieve vmid from
1496 * @ib: indirect buffer to execute
1497 * @flags: unused
1498 *
1499 * Write ring commands to execute the indirect buffer
1500 */
1501static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
1502					struct amdgpu_job *job,
1503					struct amdgpu_ib *ib,
1504					uint32_t flags)
1505{
1506	struct amdgpu_device *adev = ring->adev;
1507	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1508
1509	amdgpu_ring_write(ring,
1510		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
1511	amdgpu_ring_write(ring, vmid);
1512
1513	amdgpu_ring_write(ring,
1514		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
1515	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1516	amdgpu_ring_write(ring,
1517		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
1518	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1519	amdgpu_ring_write(ring,
1520		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
1521	amdgpu_ring_write(ring, ib->length_dw);
1522}
1523
1524static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring,
1525					    uint32_t reg, uint32_t val,
1526					    uint32_t mask)
1527{
1528	struct amdgpu_device *adev = ring->adev;
1529
1530	amdgpu_ring_write(ring,
1531		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1532	amdgpu_ring_write(ring, reg << 2);
1533	amdgpu_ring_write(ring,
1534		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1535	amdgpu_ring_write(ring, val);
1536	amdgpu_ring_write(ring,
1537		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
1538	amdgpu_ring_write(ring, mask);
1539	amdgpu_ring_write(ring,
1540		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1541	amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1);
1542}
1543
1544static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
1545					    unsigned vmid, uint64_t pd_addr)
1546{
1547	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1548	uint32_t data0, data1, mask;
1549
1550	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1551
1552	/* wait for register write */
1553	data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
1554	data1 = lower_32_bits(pd_addr);
1555	mask = 0xffffffff;
1556	vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
1557}
1558
1559static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
1560					uint32_t reg, uint32_t val)
1561{
1562	struct amdgpu_device *adev = ring->adev;
1563
1564	amdgpu_ring_write(ring,
1565		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1566	amdgpu_ring_write(ring, reg << 2);
1567	amdgpu_ring_write(ring,
1568		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1569	amdgpu_ring_write(ring, val);
1570	amdgpu_ring_write(ring,
1571		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1572	amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1);
1573}
1574
1575/**
1576 * vcn_v1_0_enc_ring_get_rptr - get enc read pointer
1577 *
1578 * @ring: amdgpu_ring pointer
1579 *
1580 * Returns the current hardware enc read pointer
1581 */
1582static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1583{
1584	struct amdgpu_device *adev = ring->adev;
1585
1586	if (ring == &adev->vcn.inst->ring_enc[0])
1587		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
1588	else
1589		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
1590}
1591
1592 /**
1593 * vcn_v1_0_enc_ring_get_wptr - get enc write pointer
1594 *
1595 * @ring: amdgpu_ring pointer
1596 *
1597 * Returns the current hardware enc write pointer
1598 */
1599static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1600{
1601	struct amdgpu_device *adev = ring->adev;
1602
1603	if (ring == &adev->vcn.inst->ring_enc[0])
1604		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1605	else
1606		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1607}
1608
1609 /**
1610 * vcn_v1_0_enc_ring_set_wptr - set enc write pointer
1611 *
1612 * @ring: amdgpu_ring pointer
1613 *
1614 * Commits the enc write pointer to the hardware
1615 */
1616static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1617{
1618	struct amdgpu_device *adev = ring->adev;
1619
1620	if (ring == &adev->vcn.inst->ring_enc[0])
1621		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
1622			lower_32_bits(ring->wptr));
1623	else
1624		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
1625			lower_32_bits(ring->wptr));
1626}
1627
1628/**
1629 * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command
1630 *
1631 * @ring: amdgpu_ring pointer
1632 * @addr: address
1633 * @seq: sequence number
1634 * @flags: fence related flags
1635 *
1636 * Write enc a fence and a trap command to the ring.
1637 */
1638static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1639			u64 seq, unsigned flags)
1640{
1641	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1642
1643	amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE);
1644	amdgpu_ring_write(ring, addr);
1645	amdgpu_ring_write(ring, upper_32_bits(addr));
1646	amdgpu_ring_write(ring, seq);
1647	amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP);
1648}
1649
1650static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1651{
1652	amdgpu_ring_write(ring, VCN_ENC_CMD_END);
1653}
1654
1655/**
1656 * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer
1657 *
1658 * @ring: amdgpu_ring pointer
1659 * @job: job to retrive vmid from
1660 * @ib: indirect buffer to execute
1661 * @flags: unused
1662 *
1663 * Write enc ring commands to execute the indirect buffer
1664 */
1665static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1666					struct amdgpu_job *job,
1667					struct amdgpu_ib *ib,
1668					uint32_t flags)
1669{
1670	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1671
1672	amdgpu_ring_write(ring, VCN_ENC_CMD_IB);
1673	amdgpu_ring_write(ring, vmid);
1674	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1675	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1676	amdgpu_ring_write(ring, ib->length_dw);
1677}
1678
1679static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
1680					    uint32_t reg, uint32_t val,
1681					    uint32_t mask)
1682{
1683	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT);
1684	amdgpu_ring_write(ring, reg << 2);
1685	amdgpu_ring_write(ring, mask);
1686	amdgpu_ring_write(ring, val);
1687}
1688
1689static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1690					    unsigned int vmid, uint64_t pd_addr)
1691{
1692	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1693
1694	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1695
1696	/* wait for reg writes */
1697	vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 +
1698					vmid * hub->ctx_addr_distance,
1699					lower_32_bits(pd_addr), 0xffffffff);
1700}
1701
1702static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1703					uint32_t reg, uint32_t val)
1704{
1705	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
1706	amdgpu_ring_write(ring,	reg << 2);
1707	amdgpu_ring_write(ring, val);
1708}
1709
1710static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
1711					struct amdgpu_irq_src *source,
1712					unsigned type,
1713					enum amdgpu_interrupt_state state)
1714{
1715	return 0;
1716}
1717
1718static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
1719				      struct amdgpu_irq_src *source,
1720				      struct amdgpu_iv_entry *entry)
1721{
1722	DRM_DEBUG("IH: VCN TRAP\n");
1723
1724	switch (entry->src_id) {
1725	case 124:
1726		amdgpu_fence_process(&adev->vcn.inst->ring_dec);
1727		break;
1728	case 119:
1729		amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]);
1730		break;
1731	case 120:
1732		amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]);
1733		break;
1734	default:
1735		DRM_ERROR("Unhandled interrupt: %d %d\n",
1736			  entry->src_id, entry->src_data[0]);
1737		break;
1738	}
1739
1740	return 0;
1741}
1742
1743static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1744{
 
1745	struct amdgpu_device *adev = ring->adev;
1746	int i;
1747
1748	WARN_ON(ring->wptr % 2 || count % 2);
1749
1750	for (i = 0; i < count / 2; i++) {
1751		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
1752		amdgpu_ring_write(ring, 0);
1753	}
1754}
1755
1756static int vcn_v1_0_set_powergating_state(void *handle,
1757					  enum amd_powergating_state state)
1758{
1759	/* This doesn't actually powergate the VCN block.
1760	 * That's done in the dpm code via the SMC.  This
1761	 * just re-inits the block as necessary.  The actual
1762	 * gating still happens in the dpm code.  We should
1763	 * revisit this when there is a cleaner line between
1764	 * the smc and the hw blocks
1765	 */
1766	int ret;
1767	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1768
1769	if(state == adev->vcn.cur_state)
1770		return 0;
1771
1772	if (state == AMD_PG_STATE_GATE)
1773		ret = vcn_v1_0_stop(adev);
1774	else
1775		ret = vcn_v1_0_start(adev);
1776
1777	if(!ret)
1778		adev->vcn.cur_state = state;
1779	return ret;
1780}
1781
1782static void vcn_v1_0_idle_work_handler(struct work_struct *work)
1783{
1784	struct amdgpu_device *adev =
1785		container_of(work, struct amdgpu_device, vcn.idle_work.work);
1786	unsigned int fences = 0, i;
1787
1788	for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1789		fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1790
1791	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1792		struct dpg_pause_state new_state;
1793
1794		if (fences)
1795			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1796		else
1797			new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1798
1799		if (amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec))
1800			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1801		else
1802			new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1803
1804		adev->vcn.pause_dpg_mode(adev, 0, &new_state);
1805	}
1806
1807	fences += amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec);
1808	fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_dec);
1809
1810	if (fences == 0) {
1811		amdgpu_gfx_off_ctrl(adev, true);
1812		if (adev->pm.dpm_enabled)
1813			amdgpu_dpm_enable_uvd(adev, false);
1814		else
1815			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1816			       AMD_PG_STATE_GATE);
1817	} else {
1818		schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
1819	}
1820}
1821
1822static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring)
1823{
1824	struct	amdgpu_device *adev = ring->adev;
1825	bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work);
1826
1827	mutex_lock(&adev->vcn.vcn1_jpeg1_workaround);
1828
1829	if (amdgpu_fence_wait_empty(&ring->adev->jpeg.inst->ring_dec))
1830		DRM_ERROR("VCN dec: jpeg dec ring may not be empty\n");
1831
1832	vcn_v1_0_set_pg_for_begin_use(ring, set_clocks);
1833
1834}
1835
1836void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks)
1837{
1838	struct amdgpu_device *adev = ring->adev;
1839
1840	if (set_clocks) {
1841		amdgpu_gfx_off_ctrl(adev, false);
1842		if (adev->pm.dpm_enabled)
1843			amdgpu_dpm_enable_uvd(adev, true);
1844		else
1845			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1846			       AMD_PG_STATE_UNGATE);
1847	}
1848
1849	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1850		struct dpg_pause_state new_state;
1851		unsigned int fences = 0, i;
1852
1853		for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1854			fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1855
1856		if (fences)
1857			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1858		else
1859			new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1860
1861		if (amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec))
1862			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1863		else
1864			new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1865
1866		if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)
1867			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1868		else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG)
1869			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1870
1871		adev->vcn.pause_dpg_mode(adev, 0, &new_state);
1872	}
1873}
1874
1875void vcn_v1_0_ring_end_use(struct amdgpu_ring *ring)
1876{
1877	schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
1878	mutex_unlock(&ring->adev->vcn.vcn1_jpeg1_workaround);
1879}
1880
1881static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
1882	.name = "vcn_v1_0",
1883	.early_init = vcn_v1_0_early_init,
1884	.late_init = NULL,
1885	.sw_init = vcn_v1_0_sw_init,
1886	.sw_fini = vcn_v1_0_sw_fini,
1887	.hw_init = vcn_v1_0_hw_init,
1888	.hw_fini = vcn_v1_0_hw_fini,
1889	.suspend = vcn_v1_0_suspend,
1890	.resume = vcn_v1_0_resume,
1891	.is_idle = vcn_v1_0_is_idle,
1892	.wait_for_idle = vcn_v1_0_wait_for_idle,
1893	.check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */,
1894	.pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */,
1895	.soft_reset = NULL /* vcn_v1_0_soft_reset */,
1896	.post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */,
1897	.set_clockgating_state = vcn_v1_0_set_clockgating_state,
1898	.set_powergating_state = vcn_v1_0_set_powergating_state,
1899};
1900
1901static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
1902	.type = AMDGPU_RING_TYPE_VCN_DEC,
1903	.align_mask = 0xf,
 
1904	.support_64bit_ptrs = false,
1905	.no_user_fence = true,
1906	.vmhub = AMDGPU_MMHUB_0,
1907	.get_rptr = vcn_v1_0_dec_ring_get_rptr,
1908	.get_wptr = vcn_v1_0_dec_ring_get_wptr,
1909	.set_wptr = vcn_v1_0_dec_ring_set_wptr,
1910	.emit_frame_size =
1911		6 + 6 + /* hdp invalidate / flush */
1912		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1913		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1914		8 + /* vcn_v1_0_dec_ring_emit_vm_flush */
1915		14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */
1916		6,
1917	.emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */
1918	.emit_ib = vcn_v1_0_dec_ring_emit_ib,
1919	.emit_fence = vcn_v1_0_dec_ring_emit_fence,
1920	.emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush,
1921	.test_ring = amdgpu_vcn_dec_ring_test_ring,
1922	.test_ib = amdgpu_vcn_dec_ring_test_ib,
1923	.insert_nop = vcn_v1_0_dec_ring_insert_nop,
1924	.insert_start = vcn_v1_0_dec_ring_insert_start,
1925	.insert_end = vcn_v1_0_dec_ring_insert_end,
1926	.pad_ib = amdgpu_ring_generic_pad_ib,
1927	.begin_use = vcn_v1_0_ring_begin_use,
1928	.end_use = vcn_v1_0_ring_end_use,
1929	.emit_wreg = vcn_v1_0_dec_ring_emit_wreg,
1930	.emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait,
1931	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1932};
1933
1934static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {
1935	.type = AMDGPU_RING_TYPE_VCN_ENC,
1936	.align_mask = 0x3f,
1937	.nop = VCN_ENC_CMD_NO_OP,
1938	.support_64bit_ptrs = false,
1939	.no_user_fence = true,
1940	.vmhub = AMDGPU_MMHUB_0,
1941	.get_rptr = vcn_v1_0_enc_ring_get_rptr,
1942	.get_wptr = vcn_v1_0_enc_ring_get_wptr,
1943	.set_wptr = vcn_v1_0_enc_ring_set_wptr,
1944	.emit_frame_size =
1945		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1946		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1947		4 + /* vcn_v1_0_enc_ring_emit_vm_flush */
1948		5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */
1949		1, /* vcn_v1_0_enc_ring_insert_end */
1950	.emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */
1951	.emit_ib = vcn_v1_0_enc_ring_emit_ib,
1952	.emit_fence = vcn_v1_0_enc_ring_emit_fence,
1953	.emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush,
1954	.test_ring = amdgpu_vcn_enc_ring_test_ring,
1955	.test_ib = amdgpu_vcn_enc_ring_test_ib,
1956	.insert_nop = amdgpu_ring_insert_nop,
1957	.insert_end = vcn_v1_0_enc_ring_insert_end,
1958	.pad_ib = amdgpu_ring_generic_pad_ib,
1959	.begin_use = vcn_v1_0_ring_begin_use,
1960	.end_use = vcn_v1_0_ring_end_use,
1961	.emit_wreg = vcn_v1_0_enc_ring_emit_wreg,
1962	.emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait,
1963	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1964};
1965
1966static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev)
1967{
1968	adev->vcn.inst->ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs;
1969	DRM_INFO("VCN decode is enabled in VM mode\n");
1970}
1971
1972static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1973{
1974	int i;
1975
1976	for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1977		adev->vcn.inst->ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs;
1978
1979	DRM_INFO("VCN encode is enabled in VM mode\n");
1980}
1981
1982static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = {
1983	.set = vcn_v1_0_set_interrupt_state,
1984	.process = vcn_v1_0_process_interrupt,
1985};
1986
1987static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev)
1988{
1989	adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 2;
1990	adev->vcn.inst->irq.funcs = &vcn_v1_0_irq_funcs;
1991}
1992
1993const struct amdgpu_ip_block_version vcn_v1_0_ip_block =
1994{
1995		.type = AMD_IP_BLOCK_TYPE_VCN,
1996		.major = 1,
1997		.minor = 0,
1998		.rev = 0,
1999		.funcs = &vcn_v1_0_ip_funcs,
2000};