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v6.9.4
   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#include <linux/firmware.h>
  24#include <linux/slab.h>
  25#include <linux/module.h>
  26#include <linux/pci.h>
  27
  28#include <drm/amdgpu_drm.h>
  29
  30#include "amdgpu.h"
  31#include "amdgpu_atombios.h"
  32#include "amdgpu_ih.h"
  33#include "amdgpu_uvd.h"
  34#include "amdgpu_vce.h"
  35#include "amdgpu_ucode.h"
  36#include "amdgpu_psp.h"
  37#include "atom.h"
  38#include "amd_pcie.h"
  39
  40#include "uvd/uvd_7_0_offset.h"
  41#include "gc/gc_9_0_offset.h"
  42#include "gc/gc_9_0_sh_mask.h"
  43#include "sdma0/sdma0_4_0_offset.h"
  44#include "sdma1/sdma1_4_0_offset.h"
  45#include "nbio/nbio_7_0_default.h"
  46#include "nbio/nbio_7_0_offset.h"
  47#include "nbio/nbio_7_0_sh_mask.h"
  48#include "nbio/nbio_7_0_smn.h"
  49#include "mp/mp_9_0_offset.h"
 
 
 
  50
  51#include "soc15.h"
  52#include "soc15_common.h"
  53#include "gfx_v9_0.h"
  54#include "gmc_v9_0.h"
  55#include "gfxhub_v1_0.h"
  56#include "mmhub_v1_0.h"
  57#include "df_v1_7.h"
  58#include "df_v3_6.h"
  59#include "nbio_v6_1.h"
  60#include "nbio_v7_0.h"
  61#include "nbio_v7_4.h"
  62#include "hdp_v4_0.h"
  63#include "vega10_ih.h"
  64#include "vega20_ih.h"
  65#include "navi10_ih.h"
  66#include "sdma_v4_0.h"
  67#include "uvd_v7_0.h"
  68#include "vce_v4_0.h"
  69#include "vcn_v1_0.h"
  70#include "vcn_v2_0.h"
  71#include "jpeg_v2_0.h"
  72#include "vcn_v2_5.h"
  73#include "jpeg_v2_5.h"
  74#include "smuio_v9_0.h"
  75#include "smuio_v11_0.h"
  76#include "smuio_v13_0.h"
  77#include "amdgpu_vkms.h"
  78#include "mxgpu_ai.h"
  79#include "amdgpu_ras.h"
  80#include "amdgpu_xgmi.h"
  81#include <uapi/linux/kfd_ioctl.h>
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  82
  83#define mmMP0_MISC_CGTT_CTRL0                                                                   0x01b9
  84#define mmMP0_MISC_CGTT_CTRL0_BASE_IDX                                                          0
  85#define mmMP0_MISC_LIGHT_SLEEP_CTRL                                                             0x01ba
  86#define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX                                                    0
  87
  88static const struct amd_ip_funcs soc15_common_ip_funcs;
  89
  90/* Vega, Raven, Arcturus */
  91static const struct amdgpu_video_codec_info vega_video_codecs_encode_array[] =
  92{
  93	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
  94	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
  95};
  96
  97static const struct amdgpu_video_codecs vega_video_codecs_encode =
  98{
  99	.codec_count = ARRAY_SIZE(vega_video_codecs_encode_array),
 100	.codec_array = vega_video_codecs_encode_array,
 101};
 102
 103/* Vega */
 104static const struct amdgpu_video_codec_info vega_video_codecs_decode_array[] =
 105{
 106	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
 107	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
 108	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
 109	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
 110	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
 111	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
 112};
 113
 114static const struct amdgpu_video_codecs vega_video_codecs_decode =
 115{
 116	.codec_count = ARRAY_SIZE(vega_video_codecs_decode_array),
 117	.codec_array = vega_video_codecs_decode_array,
 118};
 119
 120/* Raven */
 121static const struct amdgpu_video_codec_info rv_video_codecs_decode_array[] =
 122{
 123	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
 124	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
 125	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
 126	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
 127	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
 128	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
 129	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 4096, 4096, 0)},
 130};
 131
 132static const struct amdgpu_video_codecs rv_video_codecs_decode =
 133{
 134	.codec_count = ARRAY_SIZE(rv_video_codecs_decode_array),
 135	.codec_array = rv_video_codecs_decode_array,
 136};
 
 137
 138/* Renoir, Arcturus */
 139static const struct amdgpu_video_codec_info rn_video_codecs_decode_array[] =
 140{
 141	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
 142	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
 143	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
 144	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
 145	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
 146	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
 147	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
 148};
 149
 150static const struct amdgpu_video_codecs rn_video_codecs_decode =
 151{
 152	.codec_count = ARRAY_SIZE(rn_video_codecs_decode_array),
 153	.codec_array = rn_video_codecs_decode_array,
 154};
 155
 156static const struct amdgpu_video_codec_info vcn_4_0_3_video_codecs_decode_array[] = {
 157	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
 158	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
 159	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
 160	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
 161	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
 162};
 163
 164static const struct amdgpu_video_codecs vcn_4_0_3_video_codecs_decode = {
 165	.codec_count = ARRAY_SIZE(vcn_4_0_3_video_codecs_decode_array),
 166	.codec_array = vcn_4_0_3_video_codecs_decode_array,
 167};
 168
 169static const struct amdgpu_video_codecs vcn_4_0_3_video_codecs_encode = {
 170	.codec_count = 0,
 171	.codec_array = NULL,
 172};
 173
 174static int soc15_query_video_codecs(struct amdgpu_device *adev, bool encode,
 175				    const struct amdgpu_video_codecs **codecs)
 176{
 177	if (amdgpu_ip_version(adev, VCE_HWIP, 0)) {
 178		switch (amdgpu_ip_version(adev, VCE_HWIP, 0)) {
 179		case IP_VERSION(4, 0, 0):
 180		case IP_VERSION(4, 1, 0):
 181			if (encode)
 182				*codecs = &vega_video_codecs_encode;
 183			else
 184				*codecs = &vega_video_codecs_decode;
 185			return 0;
 186		default:
 187			return -EINVAL;
 188		}
 189	} else {
 190		switch (amdgpu_ip_version(adev, UVD_HWIP, 0)) {
 191		case IP_VERSION(1, 0, 0):
 192		case IP_VERSION(1, 0, 1):
 193			if (encode)
 194				*codecs = &vega_video_codecs_encode;
 195			else
 196				*codecs = &rv_video_codecs_decode;
 197			return 0;
 198		case IP_VERSION(2, 5, 0):
 199		case IP_VERSION(2, 6, 0):
 200		case IP_VERSION(2, 2, 0):
 201			if (encode)
 202				*codecs = &vega_video_codecs_encode;
 203			else
 204				*codecs = &rn_video_codecs_decode;
 205			return 0;
 206		case IP_VERSION(4, 0, 3):
 207			if (encode)
 208				*codecs = &vcn_4_0_3_video_codecs_encode;
 209			else
 210				*codecs = &vcn_4_0_3_video_codecs_decode;
 211			return 0;
 212		default:
 213			return -EINVAL;
 214		}
 215	}
 216}
 217
 218static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 219{
 220	unsigned long flags, address, data;
 221	u32 r;
 222
 223	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 224	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 225
 226	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 227	WREG32(address, ((reg) & 0x1ff));
 228	r = RREG32(data);
 229	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 230	return r;
 231}
 232
 233static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 234{
 235	unsigned long flags, address, data;
 236
 237	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 238	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 239
 240	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 241	WREG32(address, ((reg) & 0x1ff));
 242	WREG32(data, (v));
 243	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 244}
 245
 246static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
 247{
 248	unsigned long flags, address, data;
 249	u32 r;
 250
 251	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 252	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 253
 254	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 255	WREG32(address, (reg));
 256	r = RREG32(data);
 257	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 258	return r;
 259}
 260
 261static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 262{
 263	unsigned long flags, address, data;
 264
 265	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 266	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 267
 268	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 269	WREG32(address, (reg));
 270	WREG32(data, (v));
 271	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 272}
 273
 274static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 275{
 276	unsigned long flags;
 277	u32 r;
 278
 279	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 280	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 281	r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
 282	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 283	return r;
 284}
 285
 286static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 287{
 288	unsigned long flags;
 289
 290	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 291	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 292	WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
 293	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 294}
 295
 296static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
 297{
 298	unsigned long flags;
 299	u32 r;
 300
 301	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 302	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 303	r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
 304	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 305	return r;
 306}
 307
 308static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 309{
 310	unsigned long flags;
 311
 312	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 313	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 314	WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
 315	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 316}
 317
 318static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
 319{
 320	return adev->nbio.funcs->get_memsize(adev);
 321}
 322
 323static u32 soc15_get_xclk(struct amdgpu_device *adev)
 324{
 325	u32 reference_clock = adev->clock.spll.reference_freq;
 326
 327	if (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(12, 0, 0) ||
 328	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(12, 0, 1) ||
 329	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 6))
 330		return 10000;
 331	if (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(10, 0, 0) ||
 332	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(10, 0, 1))
 333		return reference_clock / 4;
 334
 335	return reference_clock;
 336}
 337
 338
 339void soc15_grbm_select(struct amdgpu_device *adev,
 340		     u32 me, u32 pipe, u32 queue, u32 vmid, int xcc_id)
 341{
 342	u32 grbm_gfx_cntl = 0;
 343	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
 344	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
 345	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
 346	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
 347
 348	WREG32_SOC15_RLC_SHADOW(GC, xcc_id, mmGRBM_GFX_CNTL, grbm_gfx_cntl);
 
 
 
 
 
 349}
 350
 351static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
 352{
 353	/* todo */
 354	return false;
 355}
 356
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 357static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
 358	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
 359	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
 360	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
 361	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
 362	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
 363	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
 364	{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
 365	{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
 366	{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
 367	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
 368	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
 369	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
 370	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
 371	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
 372	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
 373	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_BUSY_STAT)},
 374	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
 375	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
 376	{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
 377	{ SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
 378};
 379
 380static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
 381					 u32 sh_num, u32 reg_offset)
 382{
 383	uint32_t val;
 384
 385	mutex_lock(&adev->grbm_idx_mutex);
 386	if (se_num != 0xffffffff || sh_num != 0xffffffff)
 387		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff, 0);
 388
 389	val = RREG32(reg_offset);
 390
 391	if (se_num != 0xffffffff || sh_num != 0xffffffff)
 392		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff, 0);
 393	mutex_unlock(&adev->grbm_idx_mutex);
 394	return val;
 395}
 396
 397static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
 398					 bool indexed, u32 se_num,
 399					 u32 sh_num, u32 reg_offset)
 400{
 401	if (indexed) {
 402		return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
 403	} else {
 404		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
 405			return adev->gfx.config.gb_addr_config;
 406		else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
 407			return adev->gfx.config.db_debug2;
 408		return RREG32(reg_offset);
 409	}
 410}
 411
 412static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
 413			    u32 sh_num, u32 reg_offset, u32 *value)
 414{
 415	uint32_t i;
 416	struct soc15_allowed_register_entry  *en;
 417
 418	*value = 0;
 419	for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
 420		en = &soc15_allowed_read_registers[i];
 421		if (!adev->reg_offset[en->hwip][en->inst])
 422			continue;
 423		else if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
 424					+ en->reg_offset))
 425			continue;
 426
 427		*value = soc15_get_register_value(adev,
 428						  soc15_allowed_read_registers[i].grbm_indexed,
 429						  se_num, sh_num, reg_offset);
 430		return 0;
 431	}
 432	return -EINVAL;
 433}
 434
 435
 436/**
 437 * soc15_program_register_sequence - program an array of registers.
 438 *
 439 * @adev: amdgpu_device pointer
 440 * @regs: pointer to the register array
 441 * @array_size: size of the register array
 442 *
 443 * Programs an array or registers with and and or masks.
 444 * This is a helper for setting golden registers.
 445 */
 446
 447void soc15_program_register_sequence(struct amdgpu_device *adev,
 448					     const struct soc15_reg_golden *regs,
 449					     const u32 array_size)
 450{
 451	const struct soc15_reg_golden *entry;
 452	u32 tmp, reg;
 453	int i;
 454
 455	for (i = 0; i < array_size; ++i) {
 456		entry = &regs[i];
 457		reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
 458
 459		if (entry->and_mask == 0xffffffff) {
 460			tmp = entry->or_mask;
 461		} else {
 462			tmp = (entry->hwip == GC_HWIP) ?
 463				RREG32_SOC15_IP(GC, reg) : RREG32(reg);
 464
 465			tmp &= ~(entry->and_mask);
 466			tmp |= (entry->or_mask & entry->and_mask);
 467		}
 468
 469		if (reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3) ||
 470			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE) ||
 471			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1) ||
 472			reg == SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG))
 473			WREG32_RLC(reg, tmp);
 474		else
 475			(entry->hwip == GC_HWIP) ?
 476				WREG32_SOC15_IP(GC, reg, tmp) : WREG32(reg, tmp);
 477
 478	}
 479
 480}
 481
 482static int soc15_asic_baco_reset(struct amdgpu_device *adev)
 483{
 484	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
 485	int ret = 0;
 486
 487	/* avoid NBIF got stuck when do RAS recovery in BACO reset */
 488	if (ras && adev->ras_enabled)
 489		adev->nbio.funcs->enable_doorbell_interrupt(adev, false);
 490
 491	ret = amdgpu_dpm_baco_reset(adev);
 492	if (ret)
 493		return ret;
 494
 495	/* re-enable doorbell interrupt after BACO exit */
 496	if (ras && adev->ras_enabled)
 497		adev->nbio.funcs->enable_doorbell_interrupt(adev, true);
 498
 499	return 0;
 500}
 501
 502static enum amd_reset_method
 503soc15_asic_reset_method(struct amdgpu_device *adev)
 504{
 505	bool baco_reset = false;
 506	bool connected_to_cpu = false;
 507	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
 508
 509        if (adev->gmc.xgmi.supported && adev->gmc.xgmi.connected_to_cpu)
 510                connected_to_cpu = true;
 511
 512	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
 513	    amdgpu_reset_method == AMD_RESET_METHOD_MODE2 ||
 514	    amdgpu_reset_method == AMD_RESET_METHOD_BACO ||
 515	    amdgpu_reset_method == AMD_RESET_METHOD_PCI) {
 516		/* If connected to cpu, driver only support mode2 */
 517                if (connected_to_cpu)
 518                        return AMD_RESET_METHOD_MODE2;
 519                return amdgpu_reset_method;
 520        }
 521
 522	if (amdgpu_reset_method != -1)
 523		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
 524				  amdgpu_reset_method);
 525
 526	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
 527	case IP_VERSION(10, 0, 0):
 528	case IP_VERSION(10, 0, 1):
 529	case IP_VERSION(12, 0, 0):
 530	case IP_VERSION(12, 0, 1):
 531		return AMD_RESET_METHOD_MODE2;
 532	case IP_VERSION(9, 0, 0):
 533	case IP_VERSION(11, 0, 2):
 534		if (adev->asic_type == CHIP_VEGA20) {
 535			if (adev->psp.sos.fw_version >= 0x80067)
 536				baco_reset = amdgpu_dpm_is_baco_supported(adev);
 537			/*
 538			 * 1. PMFW version > 0x284300: all cases use baco
 539			 * 2. PMFW version <= 0x284300: only sGPU w/o RAS use baco
 540			 */
 541			if (ras && adev->ras_enabled &&
 542			    adev->pm.fw_version <= 0x283400)
 543				baco_reset = false;
 544		} else {
 545			baco_reset = amdgpu_dpm_is_baco_supported(adev);
 546		}
 547		break;
 548	case IP_VERSION(13, 0, 2):
 549		 /*
 550		 * 1.connected to cpu: driver issue mode2 reset
 551		 * 2.discret gpu: driver issue mode1 reset
 552		 */
 553		if (connected_to_cpu)
 554			return AMD_RESET_METHOD_MODE2;
 555		break;
 556	case IP_VERSION(13, 0, 6):
 557		/* Use gpu_recovery param to target a reset method.
 558		 * Enable triggering of GPU reset only if specified
 559		 * by module parameter.
 560		 */
 561		if (amdgpu_gpu_recovery == 4 || amdgpu_gpu_recovery == 5)
 562			return AMD_RESET_METHOD_MODE2;
 563		else if (!(adev->flags & AMD_IS_APU))
 564			return AMD_RESET_METHOD_MODE1;
 565		else
 566			return AMD_RESET_METHOD_MODE2;
 567	default:
 568		break;
 569	}
 570
 571	if (baco_reset)
 572		return AMD_RESET_METHOD_BACO;
 573	else
 574		return AMD_RESET_METHOD_MODE1;
 575}
 576
 577static bool soc15_need_reset_on_resume(struct amdgpu_device *adev)
 578{
 579	u32 sol_reg;
 580
 581	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
 
 582
 583	/* Will reset for the following suspend abort cases.
 584	 * 1) Only reset limit on APU side, dGPU hasn't checked yet.
 585	 * 2) S3 suspend abort and TOS already launched.
 586	 */
 587	if (adev->flags & AMD_IS_APU && adev->in_s3 &&
 588			!adev->suspend_complete &&
 589			sol_reg)
 590		return true;
 591
 592	return false;
 593}
 594
 595static int soc15_asic_reset(struct amdgpu_device *adev)
 596{
 597	/* original raven doesn't have full asic reset */
 598	/* On the latest Raven, the GPU reset can be performed
 599	 * successfully. So now, temporarily enable it for the
 600	 * S3 suspend abort case.
 601	 */
 602	if (((adev->apu_flags & AMD_APU_IS_RAVEN) ||
 603	    (adev->apu_flags & AMD_APU_IS_RAVEN2)) &&
 604		!soc15_need_reset_on_resume(adev))
 605		return 0;
 606
 607	switch (soc15_asic_reset_method(adev)) {
 608	case AMD_RESET_METHOD_PCI:
 609		dev_info(adev->dev, "PCI reset\n");
 610		return amdgpu_device_pci_reset(adev);
 611	case AMD_RESET_METHOD_BACO:
 612		dev_info(adev->dev, "BACO reset\n");
 613		return soc15_asic_baco_reset(adev);
 614	case AMD_RESET_METHOD_MODE2:
 615		dev_info(adev->dev, "MODE2 reset\n");
 616		return amdgpu_dpm_mode2_reset(adev);
 617	default:
 618		dev_info(adev->dev, "MODE1 reset\n");
 619		return amdgpu_device_mode1_reset(adev);
 620	}
 621}
 622
 623static bool soc15_supports_baco(struct amdgpu_device *adev)
 624{
 625	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
 626	case IP_VERSION(9, 0, 0):
 627	case IP_VERSION(11, 0, 2):
 628		if (adev->asic_type == CHIP_VEGA20) {
 629			if (adev->psp.sos.fw_version >= 0x80067)
 630				return amdgpu_dpm_is_baco_supported(adev);
 631			return false;
 632		} else {
 633			return amdgpu_dpm_is_baco_supported(adev);
 634		}
 635		break;
 636	default:
 637		return false;
 638	}
 
 
 
 
 639}
 640
 641/*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 642			u32 cntl_reg, u32 status_reg)
 643{
 644	return 0;
 645}*/
 646
 647static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 648{
 649	/*int r;
 650
 651	r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 652	if (r)
 653		return r;
 654
 655	r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 656	*/
 657	return 0;
 658}
 659
 660static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 661{
 662	/* todo */
 663
 664	return 0;
 665}
 666
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 667static void soc15_program_aspm(struct amdgpu_device *adev)
 668{
 669	if (!amdgpu_device_should_use_aspm(adev))
 
 670		return;
 671
 672	if (adev->nbio.funcs->program_aspm)
 673		adev->nbio.funcs->program_aspm(adev);
 
 
 
 
 
 
 674}
 675
 676const struct amdgpu_ip_block_version vega10_common_ip_block =
 677{
 678	.type = AMD_IP_BLOCK_TYPE_COMMON,
 679	.major = 2,
 680	.minor = 0,
 681	.rev = 0,
 682	.funcs = &soc15_common_ip_funcs,
 683};
 684
 685static void soc15_reg_base_init(struct amdgpu_device *adev)
 686{
 687	/* Set IP register base before any HW register access */
 688	switch (adev->asic_type) {
 689	case CHIP_VEGA10:
 690	case CHIP_VEGA12:
 691	case CHIP_RAVEN:
 692	case CHIP_RENOIR:
 693		vega10_reg_base_init(adev);
 694		break;
 695	case CHIP_VEGA20:
 696		vega20_reg_base_init(adev);
 697		break;
 698	case CHIP_ARCTURUS:
 699		arct_reg_base_init(adev);
 700		break;
 701	case CHIP_ALDEBARAN:
 702		aldebaran_reg_base_init(adev);
 703		break;
 704	default:
 705		DRM_ERROR("Unsupported asic type: %d!\n", adev->asic_type);
 706		break;
 707	}
 708}
 709
 710void soc15_set_virt_ops(struct amdgpu_device *adev)
 711{
 712	adev->virt.ops = &xgpu_ai_virt_ops;
 713
 714	/* init soc15 reg base early enough so we can
 715	 * request request full access for sriov before
 716	 * set_ip_blocks. */
 717	soc15_reg_base_init(adev);
 718}
 719
 720static bool soc15_need_full_reset(struct amdgpu_device *adev)
 721{
 722	/* change this when we implement soft reset */
 723	return true;
 724}
 725
 726static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
 727				 uint64_t *count1)
 728{
 729	uint32_t perfctr = 0;
 730	uint64_t cnt0_of, cnt1_of;
 731	int tmp;
 732
 733	/* This reports 0 on APUs, so return to avoid writing/reading registers
 734	 * that may or may not be different from their GPU counterparts
 735	 */
 736	if (adev->flags & AMD_IS_APU)
 737		return;
 738
 739	/* Set the 2 events that we wish to watch, defined above */
 740	/* Reg 40 is # received msgs */
 741	/* Reg 104 is # of posted requests sent */
 742	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
 743	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
 744
 745	/* Write to enable desired perf counters */
 746	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
 747	/* Zero out and enable the perf counters
 748	 * Write 0x5:
 749	 * Bit 0 = Start all counters(1)
 750	 * Bit 2 = Global counter reset enable(1)
 751	 */
 752	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
 753
 754	msleep(1000);
 755
 756	/* Load the shadow and disable the perf counters
 757	 * Write 0x2:
 758	 * Bit 0 = Stop counters(0)
 759	 * Bit 1 = Load the shadow counters(1)
 760	 */
 761	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
 762
 763	/* Read register values to get any >32bit overflow */
 764	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
 765	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
 766	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
 767
 768	/* Get the values and add the overflow */
 769	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
 770	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
 771}
 772
 773static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
 774				 uint64_t *count1)
 775{
 776	uint32_t perfctr = 0;
 777	uint64_t cnt0_of, cnt1_of;
 778	int tmp;
 779
 780	/* This reports 0 on APUs, so return to avoid writing/reading registers
 781	 * that may or may not be different from their GPU counterparts
 782	 */
 783	if (adev->flags & AMD_IS_APU)
 784		return;
 
 
 785
 786	/* Set the 2 events that we wish to watch, defined above */
 787	/* Reg 40 is # received msgs */
 788	/* Reg 108 is # of posted requests sent on VG20 */
 789	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
 790				EVENT0_SEL, 40);
 791	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
 792				EVENT1_SEL, 108);
 793
 794	/* Write to enable desired perf counters */
 795	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr);
 796	/* Zero out and enable the perf counters
 797	 * Write 0x5:
 798	 * Bit 0 = Start all counters(1)
 799	 * Bit 2 = Global counter reset enable(1)
 800	 */
 801	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
 802
 803	msleep(1000);
 804
 805	/* Load the shadow and disable the perf counters
 806	 * Write 0x2:
 807	 * Bit 0 = Stop counters(0)
 808	 * Bit 1 = Load the shadow counters(1)
 809	 */
 810	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
 811
 812	/* Read register values to get any >32bit overflow */
 813	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3);
 814	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER);
 815	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER);
 816
 817	/* Get the values and add the overflow */
 818	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32);
 819	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32);
 820}
 821
 822static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
 823{
 824	u32 sol_reg;
 825
 826	/* CP hangs in IGT reloading test on RN, reset to WA */
 827	if (adev->asic_type == CHIP_RENOIR)
 828		return true;
 829
 830	/* Just return false for soc15 GPUs.  Reset does not seem to
 831	 * be necessary.
 832	 */
 833	if (!amdgpu_passthrough(adev))
 834		return false;
 835
 836	if (adev->flags & AMD_IS_APU)
 837		return false;
 838
 839	/* Check sOS sign of life register to confirm sys driver and sOS
 840	 * are already been loaded.
 841	 */
 842	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
 843	if (sol_reg)
 844		return true;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 845
 846	return false;
 847}
 848
 849static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev)
 850{
 851	uint64_t nak_r, nak_g;
 852
 853	/* Get the number of NAKs received and generated */
 854	nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK);
 855	nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED);
 856
 857	/* Add the total number of NAKs, i.e the number of replays */
 858	return (nak_r + nak_g);
 859}
 860
 861static void soc15_pre_asic_init(struct amdgpu_device *adev)
 862{
 863	gmc_v9_0_restore_registers(adev);
 864}
 865
 866static const struct amdgpu_asic_funcs soc15_asic_funcs =
 
 867{
 868	.read_disabled_bios = &soc15_read_disabled_bios,
 869	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
 870	.read_register = &soc15_read_register,
 871	.reset = &soc15_asic_reset,
 872	.reset_method = &soc15_asic_reset_method,
 873	.get_xclk = &soc15_get_xclk,
 874	.set_uvd_clocks = &soc15_set_uvd_clocks,
 875	.set_vce_clocks = &soc15_set_vce_clocks,
 876	.get_config_memsize = &soc15_get_config_memsize,
 877	.need_full_reset = &soc15_need_full_reset,
 878	.init_doorbell_index = &vega10_doorbell_index_init,
 879	.get_pcie_usage = &soc15_get_pcie_usage,
 880	.need_reset_on_init = &soc15_need_reset_on_init,
 881	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
 882	.supports_baco = &soc15_supports_baco,
 883	.pre_asic_init = &soc15_pre_asic_init,
 884	.query_video_codecs = &soc15_query_video_codecs,
 885};
 886
 887static const struct amdgpu_asic_funcs vega20_asic_funcs =
 888{
 889	.read_disabled_bios = &soc15_read_disabled_bios,
 890	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
 891	.read_register = &soc15_read_register,
 892	.reset = &soc15_asic_reset,
 893	.reset_method = &soc15_asic_reset_method,
 894	.get_xclk = &soc15_get_xclk,
 895	.set_uvd_clocks = &soc15_set_uvd_clocks,
 896	.set_vce_clocks = &soc15_set_vce_clocks,
 897	.get_config_memsize = &soc15_get_config_memsize,
 898	.need_full_reset = &soc15_need_full_reset,
 899	.init_doorbell_index = &vega20_doorbell_index_init,
 900	.get_pcie_usage = &vega20_get_pcie_usage,
 901	.need_reset_on_init = &soc15_need_reset_on_init,
 902	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
 903	.supports_baco = &soc15_supports_baco,
 904	.pre_asic_init = &soc15_pre_asic_init,
 905	.query_video_codecs = &soc15_query_video_codecs,
 906};
 907
 908static const struct amdgpu_asic_funcs aqua_vanjaram_asic_funcs =
 909{
 910	.read_disabled_bios = &soc15_read_disabled_bios,
 911	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
 912	.read_register = &soc15_read_register,
 913	.reset = &soc15_asic_reset,
 914	.reset_method = &soc15_asic_reset_method,
 915	.get_xclk = &soc15_get_xclk,
 916	.set_uvd_clocks = &soc15_set_uvd_clocks,
 917	.set_vce_clocks = &soc15_set_vce_clocks,
 918	.get_config_memsize = &soc15_get_config_memsize,
 919	.need_full_reset = &soc15_need_full_reset,
 920	.init_doorbell_index = &aqua_vanjaram_doorbell_index_init,
 921	.need_reset_on_init = &soc15_need_reset_on_init,
 922	.get_pcie_replay_count = &amdgpu_nbio_get_pcie_replay_count,
 923	.supports_baco = &soc15_supports_baco,
 924	.pre_asic_init = &soc15_pre_asic_init,
 925	.query_video_codecs = &soc15_query_video_codecs,
 926	.encode_ext_smn_addressing = &aqua_vanjaram_encode_ext_smn_addressing,
 927	.get_reg_state = &aqua_vanjaram_get_reg_state,
 928};
 929
 930static int soc15_common_early_init(void *handle)
 931{
 932#define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
 933	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 934
 935	if (!amdgpu_sriov_vf(adev)) {
 936		adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
 937		adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
 938	}
 939	adev->smc_rreg = NULL;
 940	adev->smc_wreg = NULL;
 941	adev->pcie_rreg = &amdgpu_device_indirect_rreg;
 942	adev->pcie_wreg = &amdgpu_device_indirect_wreg;
 943	adev->pcie_rreg_ext = &amdgpu_device_indirect_rreg_ext;
 944	adev->pcie_wreg_ext = &amdgpu_device_indirect_wreg_ext;
 945	adev->pcie_rreg64 = &amdgpu_device_indirect_rreg64;
 946	adev->pcie_wreg64 = &amdgpu_device_indirect_wreg64;
 947	adev->pcie_rreg64_ext = &amdgpu_device_indirect_rreg64_ext;
 948	adev->pcie_wreg64_ext = &amdgpu_device_indirect_wreg64_ext;
 949	adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
 950	adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
 951	adev->didt_rreg = &soc15_didt_rreg;
 952	adev->didt_wreg = &soc15_didt_wreg;
 953	adev->gc_cac_rreg = &soc15_gc_cac_rreg;
 954	adev->gc_cac_wreg = &soc15_gc_cac_wreg;
 955	adev->se_cac_rreg = &soc15_se_cac_rreg;
 956	adev->se_cac_wreg = &soc15_se_cac_wreg;
 957
 958	adev->rev_id = amdgpu_device_get_rev_id(adev);
 
 
 959	adev->external_rev_id = 0xFF;
 960	/* TODO: split the GC and PG flags based on the relevant IP version for which
 961	 * they are relevant.
 962	 */
 963	switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
 964	case IP_VERSION(9, 0, 1):
 965		adev->asic_funcs = &soc15_asic_funcs;
 966		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 967			AMD_CG_SUPPORT_GFX_MGLS |
 968			AMD_CG_SUPPORT_GFX_RLC_LS |
 969			AMD_CG_SUPPORT_GFX_CP_LS |
 970			AMD_CG_SUPPORT_GFX_3D_CGCG |
 971			AMD_CG_SUPPORT_GFX_3D_CGLS |
 972			AMD_CG_SUPPORT_GFX_CGCG |
 973			AMD_CG_SUPPORT_GFX_CGLS |
 974			AMD_CG_SUPPORT_BIF_MGCG |
 975			AMD_CG_SUPPORT_BIF_LS |
 976			AMD_CG_SUPPORT_HDP_LS |
 977			AMD_CG_SUPPORT_DRM_MGCG |
 978			AMD_CG_SUPPORT_DRM_LS |
 979			AMD_CG_SUPPORT_ROM_MGCG |
 980			AMD_CG_SUPPORT_DF_MGCG |
 981			AMD_CG_SUPPORT_SDMA_MGCG |
 982			AMD_CG_SUPPORT_SDMA_LS |
 983			AMD_CG_SUPPORT_MC_MGCG |
 984			AMD_CG_SUPPORT_MC_LS;
 985		adev->pg_flags = 0;
 986		adev->external_rev_id = 0x1;
 987		break;
 988	case IP_VERSION(9, 2, 1):
 989		adev->asic_funcs = &soc15_asic_funcs;
 990		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 991			AMD_CG_SUPPORT_GFX_MGLS |
 992			AMD_CG_SUPPORT_GFX_CGCG |
 993			AMD_CG_SUPPORT_GFX_CGLS |
 994			AMD_CG_SUPPORT_GFX_3D_CGCG |
 995			AMD_CG_SUPPORT_GFX_3D_CGLS |
 996			AMD_CG_SUPPORT_GFX_CP_LS |
 997			AMD_CG_SUPPORT_MC_LS |
 998			AMD_CG_SUPPORT_MC_MGCG |
 999			AMD_CG_SUPPORT_SDMA_MGCG |
1000			AMD_CG_SUPPORT_SDMA_LS |
1001			AMD_CG_SUPPORT_BIF_MGCG |
1002			AMD_CG_SUPPORT_BIF_LS |
1003			AMD_CG_SUPPORT_HDP_MGCG |
1004			AMD_CG_SUPPORT_HDP_LS |
1005			AMD_CG_SUPPORT_ROM_MGCG |
1006			AMD_CG_SUPPORT_VCE_MGCG |
1007			AMD_CG_SUPPORT_UVD_MGCG;
1008		adev->pg_flags = 0;
1009		adev->external_rev_id = adev->rev_id + 0x14;
1010		break;
1011	case IP_VERSION(9, 4, 0):
1012		adev->asic_funcs = &vega20_asic_funcs;
1013		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1014			AMD_CG_SUPPORT_GFX_MGLS |
1015			AMD_CG_SUPPORT_GFX_CGCG |
1016			AMD_CG_SUPPORT_GFX_CGLS |
1017			AMD_CG_SUPPORT_GFX_3D_CGCG |
1018			AMD_CG_SUPPORT_GFX_3D_CGLS |
1019			AMD_CG_SUPPORT_GFX_CP_LS |
1020			AMD_CG_SUPPORT_MC_LS |
1021			AMD_CG_SUPPORT_MC_MGCG |
1022			AMD_CG_SUPPORT_SDMA_MGCG |
1023			AMD_CG_SUPPORT_SDMA_LS |
1024			AMD_CG_SUPPORT_BIF_MGCG |
1025			AMD_CG_SUPPORT_BIF_LS |
1026			AMD_CG_SUPPORT_HDP_MGCG |
1027			AMD_CG_SUPPORT_HDP_LS |
 
 
1028			AMD_CG_SUPPORT_ROM_MGCG |
1029			AMD_CG_SUPPORT_VCE_MGCG |
1030			AMD_CG_SUPPORT_UVD_MGCG;
1031		adev->pg_flags = 0;
1032		adev->external_rev_id = adev->rev_id + 0x28;
1033		break;
1034	case IP_VERSION(9, 1, 0):
1035	case IP_VERSION(9, 2, 2):
1036		adev->asic_funcs = &soc15_asic_funcs;
1037
1038		if (adev->rev_id >= 0x8)
1039			adev->apu_flags |= AMD_APU_IS_RAVEN2;
1040
1041		if (adev->apu_flags & AMD_APU_IS_RAVEN2)
1042			adev->external_rev_id = adev->rev_id + 0x79;
1043		else if (adev->apu_flags & AMD_APU_IS_PICASSO)
1044			adev->external_rev_id = adev->rev_id + 0x41;
1045		else if (adev->rev_id == 1)
1046			adev->external_rev_id = adev->rev_id + 0x20;
1047		else
1048			adev->external_rev_id = adev->rev_id + 0x01;
1049
1050		if (adev->apu_flags & AMD_APU_IS_RAVEN2) {
1051			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1052				AMD_CG_SUPPORT_GFX_MGLS |
1053				AMD_CG_SUPPORT_GFX_CP_LS |
1054				AMD_CG_SUPPORT_GFX_3D_CGCG |
1055				AMD_CG_SUPPORT_GFX_3D_CGLS |
1056				AMD_CG_SUPPORT_GFX_CGCG |
1057				AMD_CG_SUPPORT_GFX_CGLS |
1058				AMD_CG_SUPPORT_BIF_LS |
1059				AMD_CG_SUPPORT_HDP_LS |
1060				AMD_CG_SUPPORT_MC_MGCG |
1061				AMD_CG_SUPPORT_MC_LS |
1062				AMD_CG_SUPPORT_SDMA_MGCG |
1063				AMD_CG_SUPPORT_SDMA_LS |
1064				AMD_CG_SUPPORT_VCN_MGCG;
1065
1066			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1067		} else if (adev->apu_flags & AMD_APU_IS_PICASSO) {
1068			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1069				AMD_CG_SUPPORT_GFX_MGLS |
1070				AMD_CG_SUPPORT_GFX_CP_LS |
1071				AMD_CG_SUPPORT_GFX_3D_CGLS |
1072				AMD_CG_SUPPORT_GFX_CGCG |
1073				AMD_CG_SUPPORT_GFX_CGLS |
1074				AMD_CG_SUPPORT_BIF_LS |
1075				AMD_CG_SUPPORT_HDP_LS |
1076				AMD_CG_SUPPORT_MC_MGCG |
1077				AMD_CG_SUPPORT_MC_LS |
1078				AMD_CG_SUPPORT_SDMA_MGCG |
1079				AMD_CG_SUPPORT_SDMA_LS |
1080				AMD_CG_SUPPORT_VCN_MGCG;
1081
1082			/*
1083			 * MMHUB PG needs to be disabled for Picasso for
1084			 * stability reasons.
1085			 */
1086			adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1087				AMD_PG_SUPPORT_VCN;
1088		} else {
1089			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1090				AMD_CG_SUPPORT_GFX_MGLS |
1091				AMD_CG_SUPPORT_GFX_RLC_LS |
1092				AMD_CG_SUPPORT_GFX_CP_LS |
1093				AMD_CG_SUPPORT_GFX_3D_CGLS |
1094				AMD_CG_SUPPORT_GFX_CGCG |
1095				AMD_CG_SUPPORT_GFX_CGLS |
1096				AMD_CG_SUPPORT_BIF_MGCG |
1097				AMD_CG_SUPPORT_BIF_LS |
1098				AMD_CG_SUPPORT_HDP_MGCG |
1099				AMD_CG_SUPPORT_HDP_LS |
1100				AMD_CG_SUPPORT_DRM_MGCG |
1101				AMD_CG_SUPPORT_DRM_LS |
1102				AMD_CG_SUPPORT_MC_MGCG |
1103				AMD_CG_SUPPORT_MC_LS |
1104				AMD_CG_SUPPORT_SDMA_MGCG |
1105				AMD_CG_SUPPORT_SDMA_LS |
1106				AMD_CG_SUPPORT_VCN_MGCG;
1107
1108			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1109		}
1110		break;
1111	case IP_VERSION(9, 4, 1):
1112		adev->asic_funcs = &vega20_asic_funcs;
1113		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1114			AMD_CG_SUPPORT_GFX_MGLS |
1115			AMD_CG_SUPPORT_GFX_CGCG |
1116			AMD_CG_SUPPORT_GFX_CGLS |
1117			AMD_CG_SUPPORT_GFX_CP_LS |
1118			AMD_CG_SUPPORT_HDP_MGCG |
1119			AMD_CG_SUPPORT_HDP_LS |
1120			AMD_CG_SUPPORT_SDMA_MGCG |
1121			AMD_CG_SUPPORT_SDMA_LS |
1122			AMD_CG_SUPPORT_MC_MGCG |
1123			AMD_CG_SUPPORT_MC_LS |
1124			AMD_CG_SUPPORT_IH_CG |
1125			AMD_CG_SUPPORT_VCN_MGCG |
1126			AMD_CG_SUPPORT_JPEG_MGCG;
1127		adev->pg_flags = AMD_PG_SUPPORT_VCN | AMD_PG_SUPPORT_VCN_DPG;
1128		adev->external_rev_id = adev->rev_id + 0x32;
1129		break;
1130	case IP_VERSION(9, 3, 0):
1131		adev->asic_funcs = &soc15_asic_funcs;
1132
1133		if (adev->apu_flags & AMD_APU_IS_RENOIR)
1134			adev->external_rev_id = adev->rev_id + 0x91;
1135		else
1136			adev->external_rev_id = adev->rev_id + 0xa1;
1137		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1138				 AMD_CG_SUPPORT_GFX_MGLS |
1139				 AMD_CG_SUPPORT_GFX_3D_CGCG |
1140				 AMD_CG_SUPPORT_GFX_3D_CGLS |
1141				 AMD_CG_SUPPORT_GFX_CGCG |
1142				 AMD_CG_SUPPORT_GFX_CGLS |
1143				 AMD_CG_SUPPORT_GFX_CP_LS |
1144				 AMD_CG_SUPPORT_MC_MGCG |
1145				 AMD_CG_SUPPORT_MC_LS |
1146				 AMD_CG_SUPPORT_SDMA_MGCG |
1147				 AMD_CG_SUPPORT_SDMA_LS |
1148				 AMD_CG_SUPPORT_BIF_LS |
1149				 AMD_CG_SUPPORT_HDP_LS |
1150				 AMD_CG_SUPPORT_VCN_MGCG |
1151				 AMD_CG_SUPPORT_JPEG_MGCG |
1152				 AMD_CG_SUPPORT_IH_CG |
1153				 AMD_CG_SUPPORT_ATHUB_LS |
1154				 AMD_CG_SUPPORT_ATHUB_MGCG |
1155				 AMD_CG_SUPPORT_DF_MGCG;
1156		adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1157				 AMD_PG_SUPPORT_VCN |
1158				 AMD_PG_SUPPORT_JPEG |
1159				 AMD_PG_SUPPORT_VCN_DPG;
1160		break;
1161	case IP_VERSION(9, 4, 2):
1162		adev->asic_funcs = &vega20_asic_funcs;
1163		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1164			AMD_CG_SUPPORT_GFX_MGLS |
1165			AMD_CG_SUPPORT_GFX_CP_LS |
1166			AMD_CG_SUPPORT_HDP_LS |
1167			AMD_CG_SUPPORT_SDMA_MGCG |
1168			AMD_CG_SUPPORT_SDMA_LS |
1169			AMD_CG_SUPPORT_IH_CG |
1170			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG;
1171		adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG;
1172		adev->external_rev_id = adev->rev_id + 0x3c;
1173		break;
1174	case IP_VERSION(9, 4, 3):
1175		adev->asic_funcs = &aqua_vanjaram_asic_funcs;
1176		adev->cg_flags =
1177			AMD_CG_SUPPORT_GFX_MGCG | AMD_CG_SUPPORT_GFX_CGCG |
1178			AMD_CG_SUPPORT_GFX_CGLS | AMD_CG_SUPPORT_SDMA_MGCG |
1179			AMD_CG_SUPPORT_GFX_FGCG | AMD_CG_SUPPORT_REPEATER_FGCG |
1180			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG |
1181			AMD_CG_SUPPORT_IH_CG;
1182		adev->pg_flags =
1183			AMD_PG_SUPPORT_VCN |
1184			AMD_PG_SUPPORT_VCN_DPG |
1185			AMD_PG_SUPPORT_JPEG;
1186		adev->external_rev_id = adev->rev_id + 0x46;
1187		/* GC 9.4.3 uses MMIO register region hole at a different offset */
1188		if (!amdgpu_sriov_vf(adev)) {
1189			adev->rmmio_remap.reg_offset = 0x1A000;
1190			adev->rmmio_remap.bus_addr = adev->rmmio_base + 0x1A000;
1191		}
1192		break;
1193	default:
1194		/* FIXME: not supported yet */
1195		return -EINVAL;
1196	}
1197
1198	if (amdgpu_sriov_vf(adev)) {
1199		amdgpu_virt_init_setting(adev);
1200		xgpu_ai_mailbox_set_irq_funcs(adev);
1201	}
1202
1203	return 0;
1204}
1205
1206static int soc15_common_late_init(void *handle)
1207{
1208	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1209
1210	if (amdgpu_sriov_vf(adev))
1211		xgpu_ai_mailbox_get_irq(adev);
1212
1213	/* Enable selfring doorbell aperture late because doorbell BAR
1214	 * aperture will change if resize BAR successfully in gmc sw_init.
1215	 */
1216	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, true);
1217
1218	return 0;
1219}
1220
1221static int soc15_common_sw_init(void *handle)
1222{
1223	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1224
1225	if (amdgpu_sriov_vf(adev))
1226		xgpu_ai_mailbox_add_irq_id(adev);
1227
1228	if (adev->df.funcs &&
1229	    adev->df.funcs->sw_init)
1230		adev->df.funcs->sw_init(adev);
1231
1232	return 0;
1233}
1234
1235static int soc15_common_sw_fini(void *handle)
1236{
1237	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1238
1239	if (adev->df.funcs &&
1240	    adev->df.funcs->sw_fini)
1241		adev->df.funcs->sw_fini(adev);
1242	return 0;
1243}
1244
1245static void soc15_sdma_doorbell_range_init(struct amdgpu_device *adev)
1246{
1247	int i;
1248
1249	/* sdma doorbell range is programed by hypervisor */
1250	if (!amdgpu_sriov_vf(adev)) {
1251		for (i = 0; i < adev->sdma.num_instances; i++) {
1252			adev->nbio.funcs->sdma_doorbell_range(adev, i,
1253				true, adev->doorbell_index.sdma_engine[i] << 1,
1254				adev->doorbell_index.sdma_doorbell_range);
1255		}
1256	}
1257}
1258
1259static int soc15_common_hw_init(void *handle)
1260{
1261	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1262
 
 
1263	/* enable aspm */
1264	soc15_program_aspm(adev);
1265	/* setup nbio registers */
1266	adev->nbio.funcs->init_registers(adev);
1267	/* remap HDP registers to a hole in mmio space,
1268	 * for the purpose of expose those registers
1269	 * to process space
1270	 */
1271	if (adev->nbio.funcs->remap_hdp_registers && !amdgpu_sriov_vf(adev))
1272		adev->nbio.funcs->remap_hdp_registers(adev);
1273
1274	/* enable the doorbell aperture */
1275	adev->nbio.funcs->enable_doorbell_aperture(adev, true);
1276
1277	/* HW doorbell routing policy: doorbell writing not
1278	 * in SDMA/IH/MM/ACV range will be routed to CP. So
1279	 * we need to init SDMA doorbell range prior
1280	 * to CP ip block init and ring test.  IH already
1281	 * happens before CP.
1282	 */
1283	soc15_sdma_doorbell_range_init(adev);
1284
1285	return 0;
1286}
1287
1288static int soc15_common_hw_fini(void *handle)
1289{
1290	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1291
1292	/* Disable the doorbell aperture and selfring doorbell aperture
1293	 * separately in hw_fini because soc15_enable_doorbell_aperture
1294	 * has been removed and there is no need to delay disabling
1295	 * selfring doorbell.
1296	 */
1297	adev->nbio.funcs->enable_doorbell_aperture(adev, false);
1298	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, false);
1299
1300	if (amdgpu_sriov_vf(adev))
1301		xgpu_ai_mailbox_put_irq(adev);
1302
1303	if ((!amdgpu_sriov_vf(adev)) &&
1304	    adev->nbio.ras_if &&
1305	    amdgpu_ras_is_supported(adev, adev->nbio.ras_if->block)) {
1306		if (adev->nbio.ras &&
1307		    adev->nbio.ras->init_ras_controller_interrupt)
1308			amdgpu_irq_put(adev, &adev->nbio.ras_controller_irq, 0);
1309		if (adev->nbio.ras &&
1310		    adev->nbio.ras->init_ras_err_event_athub_interrupt)
1311			amdgpu_irq_put(adev, &adev->nbio.ras_err_event_athub_irq, 0);
1312	}
1313
1314	return 0;
1315}
1316
1317static int soc15_common_suspend(void *handle)
1318{
1319	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1320
1321	return soc15_common_hw_fini(adev);
1322}
1323
1324static int soc15_common_resume(void *handle)
1325{
1326	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1327
1328	if (soc15_need_reset_on_resume(adev)) {
1329		dev_info(adev->dev, "S3 suspend abort case, let's reset ASIC.\n");
1330		soc15_asic_reset(adev);
1331	}
1332	return soc15_common_hw_init(adev);
1333}
1334
1335static bool soc15_common_is_idle(void *handle)
1336{
1337	return true;
1338}
1339
1340static int soc15_common_wait_for_idle(void *handle)
1341{
1342	return 0;
1343}
1344
1345static int soc15_common_soft_reset(void *handle)
1346{
1347	return 0;
1348}
1349
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1350static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
1351{
1352	uint32_t def, data;
1353
1354	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1355
1356	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
1357		data &= ~(0x01000000 |
1358			  0x02000000 |
1359			  0x04000000 |
1360			  0x08000000 |
1361			  0x10000000 |
1362			  0x20000000 |
1363			  0x40000000 |
1364			  0x80000000);
1365	else
1366		data |= (0x01000000 |
1367			 0x02000000 |
1368			 0x04000000 |
1369			 0x08000000 |
1370			 0x10000000 |
1371			 0x20000000 |
1372			 0x40000000 |
1373			 0x80000000);
1374
1375	if (def != data)
1376		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
1377}
1378
1379static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
1380{
1381	uint32_t def, data;
1382
1383	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1384
1385	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1386		data |= 1;
1387	else
1388		data &= ~1;
1389
1390	if (def != data)
1391		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
1392}
1393
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1394static int soc15_common_set_clockgating_state(void *handle,
1395					    enum amd_clockgating_state state)
1396{
1397	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1398
1399	if (amdgpu_sriov_vf(adev))
1400		return 0;
1401
1402	switch (amdgpu_ip_version(adev, NBIO_HWIP, 0)) {
1403	case IP_VERSION(6, 1, 0):
1404	case IP_VERSION(6, 2, 0):
1405	case IP_VERSION(7, 4, 0):
1406		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1407				state == AMD_CG_STATE_GATE);
1408		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1409				state == AMD_CG_STATE_GATE);
1410		adev->hdp.funcs->update_clock_gating(adev,
1411				state == AMD_CG_STATE_GATE);
1412		soc15_update_drm_clock_gating(adev,
1413				state == AMD_CG_STATE_GATE);
1414		soc15_update_drm_light_sleep(adev,
1415				state == AMD_CG_STATE_GATE);
1416		adev->smuio.funcs->update_rom_clock_gating(adev,
1417				state == AMD_CG_STATE_GATE);
1418		adev->df.funcs->update_medium_grain_clock_gating(adev,
1419				state == AMD_CG_STATE_GATE);
1420		break;
1421	case IP_VERSION(7, 0, 0):
1422	case IP_VERSION(7, 0, 1):
1423	case IP_VERSION(2, 5, 0):
1424		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1425				state == AMD_CG_STATE_GATE);
1426		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1427				state == AMD_CG_STATE_GATE);
1428		adev->hdp.funcs->update_clock_gating(adev,
1429				state == AMD_CG_STATE_GATE);
1430		soc15_update_drm_clock_gating(adev,
1431				state == AMD_CG_STATE_GATE);
1432		soc15_update_drm_light_sleep(adev,
1433				state == AMD_CG_STATE_GATE);
1434		break;
1435	case IP_VERSION(7, 4, 1):
1436	case IP_VERSION(7, 4, 4):
1437		adev->hdp.funcs->update_clock_gating(adev,
1438				state == AMD_CG_STATE_GATE);
1439		break;
1440	default:
1441		break;
1442	}
1443	return 0;
1444}
1445
1446static void soc15_common_get_clockgating_state(void *handle, u64 *flags)
1447{
1448	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1449	int data;
1450
1451	if (amdgpu_sriov_vf(adev))
1452		*flags = 0;
1453
1454	if (adev->nbio.funcs && adev->nbio.funcs->get_clockgating_state)
1455		adev->nbio.funcs->get_clockgating_state(adev, flags);
1456
1457	if (adev->hdp.funcs && adev->hdp.funcs->get_clock_gating_state)
1458		adev->hdp.funcs->get_clock_gating_state(adev, flags);
1459
1460	if ((amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 2)) &&
1461	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 6))) {
1462		/* AMD_CG_SUPPORT_DRM_MGCG */
1463		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1464		if (!(data & 0x01000000))
1465			*flags |= AMD_CG_SUPPORT_DRM_MGCG;
1466
1467		/* AMD_CG_SUPPORT_DRM_LS */
1468		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1469		if (data & 0x1)
1470			*flags |= AMD_CG_SUPPORT_DRM_LS;
1471	}
 
 
1472
1473	/* AMD_CG_SUPPORT_ROM_MGCG */
1474	if (adev->smuio.funcs && adev->smuio.funcs->get_clock_gating_state)
1475		adev->smuio.funcs->get_clock_gating_state(adev, flags);
1476
1477	if (adev->df.funcs && adev->df.funcs->get_clockgating_state)
1478		adev->df.funcs->get_clockgating_state(adev, flags);
 
 
 
1479}
1480
1481static int soc15_common_set_powergating_state(void *handle,
1482					    enum amd_powergating_state state)
1483{
1484	/* todo */
1485	return 0;
1486}
1487
1488static const struct amd_ip_funcs soc15_common_ip_funcs = {
1489	.name = "soc15_common",
1490	.early_init = soc15_common_early_init,
1491	.late_init = soc15_common_late_init,
1492	.sw_init = soc15_common_sw_init,
1493	.sw_fini = soc15_common_sw_fini,
1494	.hw_init = soc15_common_hw_init,
1495	.hw_fini = soc15_common_hw_fini,
1496	.suspend = soc15_common_suspend,
1497	.resume = soc15_common_resume,
1498	.is_idle = soc15_common_is_idle,
1499	.wait_for_idle = soc15_common_wait_for_idle,
1500	.soft_reset = soc15_common_soft_reset,
1501	.set_clockgating_state = soc15_common_set_clockgating_state,
1502	.set_powergating_state = soc15_common_set_powergating_state,
1503	.get_clockgating_state= soc15_common_get_clockgating_state,
1504};
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#include <linux/firmware.h>
  24#include <linux/slab.h>
  25#include <linux/module.h>
  26#include <drm/drmP.h>
 
 
 
  27#include "amdgpu.h"
  28#include "amdgpu_atombios.h"
  29#include "amdgpu_ih.h"
  30#include "amdgpu_uvd.h"
  31#include "amdgpu_vce.h"
  32#include "amdgpu_ucode.h"
  33#include "amdgpu_psp.h"
  34#include "atom.h"
  35#include "amd_pcie.h"
  36
  37#include "uvd/uvd_7_0_offset.h"
  38#include "gc/gc_9_0_offset.h"
  39#include "gc/gc_9_0_sh_mask.h"
  40#include "sdma0/sdma0_4_0_offset.h"
  41#include "sdma1/sdma1_4_0_offset.h"
  42#include "hdp/hdp_4_0_offset.h"
  43#include "hdp/hdp_4_0_sh_mask.h"
 
 
  44#include "mp/mp_9_0_offset.h"
  45#include "mp/mp_9_0_sh_mask.h"
  46#include "smuio/smuio_9_0_offset.h"
  47#include "smuio/smuio_9_0_sh_mask.h"
  48
  49#include "soc15.h"
  50#include "soc15_common.h"
  51#include "gfx_v9_0.h"
  52#include "gmc_v9_0.h"
  53#include "gfxhub_v1_0.h"
  54#include "mmhub_v1_0.h"
 
 
 
 
 
 
  55#include "vega10_ih.h"
 
 
  56#include "sdma_v4_0.h"
  57#include "uvd_v7_0.h"
  58#include "vce_v4_0.h"
  59#include "vcn_v1_0.h"
  60#include "dce_virtual.h"
 
 
 
 
 
 
 
  61#include "mxgpu_ai.h"
  62
  63#define mmFabricConfigAccessControl                                                                    0x0410
  64#define mmFabricConfigAccessControl_BASE_IDX                                                           0
  65#define mmFabricConfigAccessControl_DEFAULT                                      0x00000000
  66//FabricConfigAccessControl
  67#define FabricConfigAccessControl__CfgRegInstAccEn__SHIFT                                                     0x0
  68#define FabricConfigAccessControl__CfgRegInstAccRegLock__SHIFT                                                0x1
  69#define FabricConfigAccessControl__CfgRegInstID__SHIFT                                                        0x10
  70#define FabricConfigAccessControl__CfgRegInstAccEn_MASK                                                       0x00000001L
  71#define FabricConfigAccessControl__CfgRegInstAccRegLock_MASK                                                  0x00000002L
  72#define FabricConfigAccessControl__CfgRegInstID_MASK                                                          0x00FF0000L
  73
  74
  75#define mmDF_PIE_AON0_DfGlobalClkGater                                                                 0x00fc
  76#define mmDF_PIE_AON0_DfGlobalClkGater_BASE_IDX                                                        0
  77//DF_PIE_AON0_DfGlobalClkGater
  78#define DF_PIE_AON0_DfGlobalClkGater__MGCGMode__SHIFT                                                         0x0
  79#define DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK                                                           0x0000000FL
  80
  81enum {
  82	DF_MGCG_DISABLE = 0,
  83	DF_MGCG_ENABLE_00_CYCLE_DELAY =1,
  84	DF_MGCG_ENABLE_01_CYCLE_DELAY =2,
  85	DF_MGCG_ENABLE_15_CYCLE_DELAY =13,
  86	DF_MGCG_ENABLE_31_CYCLE_DELAY =14,
  87	DF_MGCG_ENABLE_63_CYCLE_DELAY =15
  88};
  89
  90#define mmMP0_MISC_CGTT_CTRL0                                                                   0x01b9
  91#define mmMP0_MISC_CGTT_CTRL0_BASE_IDX                                                          0
  92#define mmMP0_MISC_LIGHT_SLEEP_CTRL                                                             0x01ba
  93#define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX                                                    0
  94
  95/*
  96 * Indirect registers accessor
  97 */
  98static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  99{
 100	unsigned long flags, address, data;
 101	u32 r;
 102	address = adev->nbio_funcs->get_pcie_index_offset(adev);
 103	data = adev->nbio_funcs->get_pcie_data_offset(adev);
 104
 105	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 106	WREG32(address, reg);
 107	(void)RREG32(address);
 108	r = RREG32(data);
 109	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 110	return r;
 111}
 
 
 
 
 112
 113static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 114{
 115	unsigned long flags, address, data;
 
 
 
 
 
 
 
 
 
 
 116
 117	address = adev->nbio_funcs->get_pcie_index_offset(adev);
 118	data = adev->nbio_funcs->get_pcie_data_offset(adev);
 
 
 119
 120	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 121	WREG32(address, reg);
 122	(void)RREG32(address);
 123	WREG32(data, v);
 124	(void)RREG32(data);
 125	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 126}
 127
 128static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 129{
 130	unsigned long flags, address, data;
 131	u32 r;
 132
 133	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 134	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 135
 136	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 137	WREG32(address, ((reg) & 0x1ff));
 138	r = RREG32(data);
 139	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 140	return r;
 141}
 142
 143static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 144{
 145	unsigned long flags, address, data;
 146
 147	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 148	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 149
 150	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 151	WREG32(address, ((reg) & 0x1ff));
 152	WREG32(data, (v));
 153	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 154}
 155
 156static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
 157{
 158	unsigned long flags, address, data;
 159	u32 r;
 160
 161	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 162	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 163
 164	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 165	WREG32(address, (reg));
 166	r = RREG32(data);
 167	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 168	return r;
 169}
 170
 171static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 172{
 173	unsigned long flags, address, data;
 174
 175	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 176	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 177
 178	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 179	WREG32(address, (reg));
 180	WREG32(data, (v));
 181	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 182}
 183
 184static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 185{
 186	unsigned long flags;
 187	u32 r;
 188
 189	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 190	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 191	r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
 192	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 193	return r;
 194}
 195
 196static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 197{
 198	unsigned long flags;
 199
 200	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 201	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 202	WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
 203	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 204}
 205
 206static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
 207{
 208	unsigned long flags;
 209	u32 r;
 210
 211	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 212	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 213	r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
 214	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 215	return r;
 216}
 217
 218static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 219{
 220	unsigned long flags;
 221
 222	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 223	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 224	WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
 225	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 226}
 227
 228static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
 229{
 230	return adev->nbio_funcs->get_memsize(adev);
 231}
 232
 233static u32 soc15_get_xclk(struct amdgpu_device *adev)
 234{
 235	return adev->clock.spll.reference_freq;
 
 
 
 
 
 
 
 
 
 
 236}
 237
 238
 239void soc15_grbm_select(struct amdgpu_device *adev,
 240		     u32 me, u32 pipe, u32 queue, u32 vmid)
 241{
 242	u32 grbm_gfx_cntl = 0;
 243	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
 244	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
 245	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
 246	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
 247
 248	WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL), grbm_gfx_cntl);
 249}
 250
 251static void soc15_vga_set_state(struct amdgpu_device *adev, bool state)
 252{
 253	/* todo */
 254}
 255
 256static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
 257{
 258	/* todo */
 259	return false;
 260}
 261
 262static bool soc15_read_bios_from_rom(struct amdgpu_device *adev,
 263				     u8 *bios, u32 length_bytes)
 264{
 265	u32 *dw_ptr;
 266	u32 i, length_dw;
 267
 268	if (bios == NULL)
 269		return false;
 270	if (length_bytes == 0)
 271		return false;
 272	/* APU vbios image is part of sbios image */
 273	if (adev->flags & AMD_IS_APU)
 274		return false;
 275
 276	dw_ptr = (u32 *)bios;
 277	length_dw = ALIGN(length_bytes, 4) / 4;
 278
 279	/* set rom index to 0 */
 280	WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0);
 281	/* read out the rom data */
 282	for (i = 0; i < length_dw; i++)
 283		dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA));
 284
 285	return true;
 286}
 287
 288struct soc15_allowed_register_entry {
 289	uint32_t hwip;
 290	uint32_t inst;
 291	uint32_t seg;
 292	uint32_t reg_offset;
 293	bool grbm_indexed;
 294};
 295
 296
 297static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
 298	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
 299	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
 300	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
 301	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
 302	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
 303	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
 304	{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
 305	{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
 306	{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
 307	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
 308	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
 309	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
 310	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
 311	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
 312	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
 
 313	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
 314	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
 315	{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
 
 316};
 317
 318static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
 319					 u32 sh_num, u32 reg_offset)
 320{
 321	uint32_t val;
 322
 323	mutex_lock(&adev->grbm_idx_mutex);
 324	if (se_num != 0xffffffff || sh_num != 0xffffffff)
 325		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
 326
 327	val = RREG32(reg_offset);
 328
 329	if (se_num != 0xffffffff || sh_num != 0xffffffff)
 330		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
 331	mutex_unlock(&adev->grbm_idx_mutex);
 332	return val;
 333}
 334
 335static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
 336					 bool indexed, u32 se_num,
 337					 u32 sh_num, u32 reg_offset)
 338{
 339	if (indexed) {
 340		return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
 341	} else {
 342		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
 343			return adev->gfx.config.gb_addr_config;
 
 
 344		return RREG32(reg_offset);
 345	}
 346}
 347
 348static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
 349			    u32 sh_num, u32 reg_offset, u32 *value)
 350{
 351	uint32_t i;
 352	struct soc15_allowed_register_entry  *en;
 353
 354	*value = 0;
 355	for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
 356		en = &soc15_allowed_read_registers[i];
 357		if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
 
 
 358					+ en->reg_offset))
 359			continue;
 360
 361		*value = soc15_get_register_value(adev,
 362						  soc15_allowed_read_registers[i].grbm_indexed,
 363						  se_num, sh_num, reg_offset);
 364		return 0;
 365	}
 366	return -EINVAL;
 367}
 368
 369
 370/**
 371 * soc15_program_register_sequence - program an array of registers.
 372 *
 373 * @adev: amdgpu_device pointer
 374 * @regs: pointer to the register array
 375 * @array_size: size of the register array
 376 *
 377 * Programs an array or registers with and and or masks.
 378 * This is a helper for setting golden registers.
 379 */
 380
 381void soc15_program_register_sequence(struct amdgpu_device *adev,
 382					     const struct soc15_reg_golden *regs,
 383					     const u32 array_size)
 384{
 385	const struct soc15_reg_golden *entry;
 386	u32 tmp, reg;
 387	int i;
 388
 389	for (i = 0; i < array_size; ++i) {
 390		entry = &regs[i];
 391		reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
 392
 393		if (entry->and_mask == 0xffffffff) {
 394			tmp = entry->or_mask;
 395		} else {
 396			tmp = RREG32(reg);
 
 
 397			tmp &= ~(entry->and_mask);
 398			tmp |= entry->or_mask;
 399		}
 400		WREG32(reg, tmp);
 
 
 
 
 
 
 
 
 
 401	}
 402
 403}
 404
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 405
 406static int soc15_asic_reset(struct amdgpu_device *adev)
 
 407{
 408	u32 i;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 409
 410	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
 
 
 
 
 411
 412	dev_info(adev->dev, "GPU reset\n");
 
 
 413
 414	/* disable BM */
 415	pci_clear_master(adev->pdev);
 416
 417	pci_save_state(adev->pdev);
 
 
 
 
 
 
 
 418
 419	psp_gpu_reset(adev);
 
 420
 421	pci_restore_state(adev->pdev);
 
 
 
 
 
 
 
 
 
 
 422
 423	/* wait for asic to come out of reset */
 424	for (i = 0; i < adev->usec_timeout; i++) {
 425		u32 memsize = adev->nbio_funcs->get_memsize(adev);
 
 
 
 
 
 
 
 
 
 
 
 
 426
 427		if (memsize != 0xffffffff)
 428			break;
 429		udelay(1);
 
 
 
 
 
 
 
 
 
 
 
 
 430	}
 431
 432	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
 433
 434	return 0;
 435}
 436
 437/*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 438			u32 cntl_reg, u32 status_reg)
 439{
 440	return 0;
 441}*/
 442
 443static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 444{
 445	/*int r;
 446
 447	r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 448	if (r)
 449		return r;
 450
 451	r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 452	*/
 453	return 0;
 454}
 455
 456static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 457{
 458	/* todo */
 459
 460	return 0;
 461}
 462
 463static void soc15_pcie_gen3_enable(struct amdgpu_device *adev)
 464{
 465	if (pci_is_root_bus(adev->pdev->bus))
 466		return;
 467
 468	if (amdgpu_pcie_gen2 == 0)
 469		return;
 470
 471	if (adev->flags & AMD_IS_APU)
 472		return;
 473
 474	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 475					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 476		return;
 477
 478	/* todo */
 479}
 480
 481static void soc15_program_aspm(struct amdgpu_device *adev)
 482{
 483
 484	if (amdgpu_aspm == 0)
 485		return;
 486
 487	/* todo */
 488}
 489
 490static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev,
 491					   bool enable)
 492{
 493	adev->nbio_funcs->enable_doorbell_aperture(adev, enable);
 494	adev->nbio_funcs->enable_doorbell_selfring_aperture(adev, enable);
 495}
 496
 497static const struct amdgpu_ip_block_version vega10_common_ip_block =
 498{
 499	.type = AMD_IP_BLOCK_TYPE_COMMON,
 500	.major = 2,
 501	.minor = 0,
 502	.rev = 0,
 503	.funcs = &soc15_common_ip_funcs,
 504};
 505
 506int soc15_set_ip_blocks(struct amdgpu_device *adev)
 507{
 508	/* Set IP register base before any HW register access */
 509	switch (adev->asic_type) {
 510	case CHIP_VEGA10:
 511	case CHIP_VEGA12:
 512	case CHIP_RAVEN:
 
 513		vega10_reg_base_init(adev);
 514		break;
 
 
 
 
 
 
 
 
 
 515	default:
 516		return -EINVAL;
 
 517	}
 
 518
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 519	if (adev->flags & AMD_IS_APU)
 520		adev->nbio_funcs = &nbio_v7_0_funcs;
 521	else
 522		adev->nbio_funcs = &nbio_v6_1_funcs;
 523
 524	adev->nbio_funcs->detect_hw_virt(adev);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 525
 526	if (amdgpu_sriov_vf(adev))
 527		adev->virt.ops = &xgpu_ai_virt_ops;
 528
 529	switch (adev->asic_type) {
 530	case CHIP_VEGA10:
 531	case CHIP_VEGA12:
 532		amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 533		amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 534		amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 535		amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
 536		if (!amdgpu_sriov_vf(adev))
 537			amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 538		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 539			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 540#if defined(CONFIG_DRM_AMD_DC)
 541		else if (amdgpu_device_has_dc_support(adev))
 542			amdgpu_device_ip_block_add(adev, &dm_ip_block);
 543#else
 544#	warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
 545#endif
 546		amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 547		amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 548		amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block);
 549		amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block);
 550		break;
 551	case CHIP_RAVEN:
 552		amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 553		amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 554		amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 555		amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block);
 556		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 557		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 558			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 559#if defined(CONFIG_DRM_AMD_DC)
 560		else if (amdgpu_device_has_dc_support(adev))
 561			amdgpu_device_ip_block_add(adev, &dm_ip_block);
 562#else
 563#	warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
 564#endif
 565		amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 566		amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 567		amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block);
 568		break;
 569	default:
 570		return -EINVAL;
 571	}
 572
 573	return 0;
 574}
 575
 576static uint32_t soc15_get_rev_id(struct amdgpu_device *adev)
 577{
 578	return adev->nbio_funcs->get_rev_id(adev);
 
 
 
 
 
 
 
 579}
 580
 581static void soc15_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
 582{
 583	adev->nbio_funcs->hdp_flush(adev, ring);
 584}
 585
 586static void soc15_invalidate_hdp(struct amdgpu_device *adev,
 587				 struct amdgpu_ring *ring)
 588{
 589	if (!ring || !ring->funcs->emit_wreg)
 590		WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_READ_CACHE_INVALIDATE, 1);
 591	else
 592		amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
 593			HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);
 594}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 595
 596static const struct amdgpu_asic_funcs soc15_asic_funcs =
 597{
 598	.read_disabled_bios = &soc15_read_disabled_bios,
 599	.read_bios_from_rom = &soc15_read_bios_from_rom,
 600	.read_register = &soc15_read_register,
 601	.reset = &soc15_asic_reset,
 602	.set_vga_state = &soc15_vga_set_state,
 603	.get_xclk = &soc15_get_xclk,
 604	.set_uvd_clocks = &soc15_set_uvd_clocks,
 605	.set_vce_clocks = &soc15_set_vce_clocks,
 606	.get_config_memsize = &soc15_get_config_memsize,
 607	.flush_hdp = &soc15_flush_hdp,
 608	.invalidate_hdp = &soc15_invalidate_hdp,
 
 
 
 
 
 
 
 609};
 610
 611static int soc15_common_early_init(void *handle)
 612{
 
 613	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 614
 
 
 
 
 615	adev->smc_rreg = NULL;
 616	adev->smc_wreg = NULL;
 617	adev->pcie_rreg = &soc15_pcie_rreg;
 618	adev->pcie_wreg = &soc15_pcie_wreg;
 
 
 
 
 
 
 619	adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
 620	adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
 621	adev->didt_rreg = &soc15_didt_rreg;
 622	adev->didt_wreg = &soc15_didt_wreg;
 623	adev->gc_cac_rreg = &soc15_gc_cac_rreg;
 624	adev->gc_cac_wreg = &soc15_gc_cac_wreg;
 625	adev->se_cac_rreg = &soc15_se_cac_rreg;
 626	adev->se_cac_wreg = &soc15_se_cac_wreg;
 627
 628	adev->asic_funcs = &soc15_asic_funcs;
 629
 630	adev->rev_id = soc15_get_rev_id(adev);
 631	adev->external_rev_id = 0xFF;
 632	switch (adev->asic_type) {
 633	case CHIP_VEGA10:
 
 
 
 
 634		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 635			AMD_CG_SUPPORT_GFX_MGLS |
 636			AMD_CG_SUPPORT_GFX_RLC_LS |
 637			AMD_CG_SUPPORT_GFX_CP_LS |
 638			AMD_CG_SUPPORT_GFX_3D_CGCG |
 639			AMD_CG_SUPPORT_GFX_3D_CGLS |
 640			AMD_CG_SUPPORT_GFX_CGCG |
 641			AMD_CG_SUPPORT_GFX_CGLS |
 642			AMD_CG_SUPPORT_BIF_MGCG |
 643			AMD_CG_SUPPORT_BIF_LS |
 644			AMD_CG_SUPPORT_HDP_LS |
 645			AMD_CG_SUPPORT_DRM_MGCG |
 646			AMD_CG_SUPPORT_DRM_LS |
 647			AMD_CG_SUPPORT_ROM_MGCG |
 648			AMD_CG_SUPPORT_DF_MGCG |
 649			AMD_CG_SUPPORT_SDMA_MGCG |
 650			AMD_CG_SUPPORT_SDMA_LS |
 651			AMD_CG_SUPPORT_MC_MGCG |
 652			AMD_CG_SUPPORT_MC_LS;
 653		adev->pg_flags = 0;
 654		adev->external_rev_id = 0x1;
 655		break;
 656	case CHIP_VEGA12:
 
 657		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 658			AMD_CG_SUPPORT_GFX_MGLS |
 659			AMD_CG_SUPPORT_GFX_CGCG |
 660			AMD_CG_SUPPORT_GFX_CGLS |
 661			AMD_CG_SUPPORT_GFX_3D_CGCG |
 662			AMD_CG_SUPPORT_GFX_3D_CGLS |
 663			AMD_CG_SUPPORT_GFX_CP_LS |
 664			AMD_CG_SUPPORT_MC_LS |
 665			AMD_CG_SUPPORT_MC_MGCG |
 666			AMD_CG_SUPPORT_SDMA_MGCG |
 667			AMD_CG_SUPPORT_SDMA_LS |
 668			AMD_CG_SUPPORT_BIF_MGCG |
 669			AMD_CG_SUPPORT_BIF_LS |
 670			AMD_CG_SUPPORT_HDP_MGCG |
 671			AMD_CG_SUPPORT_HDP_LS |
 672			AMD_CG_SUPPORT_ROM_MGCG |
 673			AMD_CG_SUPPORT_VCE_MGCG |
 674			AMD_CG_SUPPORT_UVD_MGCG;
 675		adev->pg_flags = 0;
 676		adev->external_rev_id = adev->rev_id + 0x14;
 677		break;
 678	case CHIP_RAVEN:
 
 679		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 680			AMD_CG_SUPPORT_GFX_MGLS |
 681			AMD_CG_SUPPORT_GFX_RLC_LS |
 682			AMD_CG_SUPPORT_GFX_CP_LS |
 683			AMD_CG_SUPPORT_GFX_3D_CGCG |
 684			AMD_CG_SUPPORT_GFX_3D_CGLS |
 685			AMD_CG_SUPPORT_GFX_CGCG |
 686			AMD_CG_SUPPORT_GFX_CGLS |
 
 
 
 687			AMD_CG_SUPPORT_BIF_MGCG |
 688			AMD_CG_SUPPORT_BIF_LS |
 689			AMD_CG_SUPPORT_HDP_MGCG |
 690			AMD_CG_SUPPORT_HDP_LS |
 691			AMD_CG_SUPPORT_DRM_MGCG |
 692			AMD_CG_SUPPORT_DRM_LS |
 693			AMD_CG_SUPPORT_ROM_MGCG |
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 694			AMD_CG_SUPPORT_MC_MGCG |
 695			AMD_CG_SUPPORT_MC_LS |
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 696			AMD_CG_SUPPORT_SDMA_MGCG |
 697			AMD_CG_SUPPORT_SDMA_LS;
 698		adev->pg_flags = AMD_PG_SUPPORT_SDMA;
 699
 700		adev->external_rev_id = 0x1;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 701		break;
 702	default:
 703		/* FIXME: not supported yet */
 704		return -EINVAL;
 705	}
 706
 707	if (amdgpu_sriov_vf(adev)) {
 708		amdgpu_virt_init_setting(adev);
 709		xgpu_ai_mailbox_set_irq_funcs(adev);
 710	}
 711
 712	return 0;
 713}
 714
 715static int soc15_common_late_init(void *handle)
 716{
 717	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 718
 719	if (amdgpu_sriov_vf(adev))
 720		xgpu_ai_mailbox_get_irq(adev);
 721
 
 
 
 
 
 722	return 0;
 723}
 724
 725static int soc15_common_sw_init(void *handle)
 726{
 727	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 728
 729	if (amdgpu_sriov_vf(adev))
 730		xgpu_ai_mailbox_add_irq_id(adev);
 731
 
 
 
 
 732	return 0;
 733}
 734
 735static int soc15_common_sw_fini(void *handle)
 736{
 
 
 
 
 
 737	return 0;
 738}
 739
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 740static int soc15_common_hw_init(void *handle)
 741{
 742	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 743
 744	/* enable pcie gen2/3 link */
 745	soc15_pcie_gen3_enable(adev);
 746	/* enable aspm */
 747	soc15_program_aspm(adev);
 748	/* setup nbio registers */
 749	adev->nbio_funcs->init_registers(adev);
 
 
 
 
 
 
 
 750	/* enable the doorbell aperture */
 751	soc15_enable_doorbell_aperture(adev, true);
 
 
 
 
 
 
 
 
 752
 753	return 0;
 754}
 755
 756static int soc15_common_hw_fini(void *handle)
 757{
 758	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 759
 760	/* disable the doorbell aperture */
 761	soc15_enable_doorbell_aperture(adev, false);
 
 
 
 
 
 
 762	if (amdgpu_sriov_vf(adev))
 763		xgpu_ai_mailbox_put_irq(adev);
 764
 
 
 
 
 
 
 
 
 
 
 
 765	return 0;
 766}
 767
 768static int soc15_common_suspend(void *handle)
 769{
 770	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 771
 772	return soc15_common_hw_fini(adev);
 773}
 774
 775static int soc15_common_resume(void *handle)
 776{
 777	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 778
 
 
 
 
 779	return soc15_common_hw_init(adev);
 780}
 781
 782static bool soc15_common_is_idle(void *handle)
 783{
 784	return true;
 785}
 786
 787static int soc15_common_wait_for_idle(void *handle)
 788{
 789	return 0;
 790}
 791
 792static int soc15_common_soft_reset(void *handle)
 793{
 794	return 0;
 795}
 796
 797static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable)
 798{
 799	uint32_t def, data;
 800
 801	def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
 802
 803	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
 804		data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
 805	else
 806		data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
 807
 808	if (def != data)
 809		WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data);
 810}
 811
 812static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
 813{
 814	uint32_t def, data;
 815
 816	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
 817
 818	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
 819		data &= ~(0x01000000 |
 820			  0x02000000 |
 821			  0x04000000 |
 822			  0x08000000 |
 823			  0x10000000 |
 824			  0x20000000 |
 825			  0x40000000 |
 826			  0x80000000);
 827	else
 828		data |= (0x01000000 |
 829			 0x02000000 |
 830			 0x04000000 |
 831			 0x08000000 |
 832			 0x10000000 |
 833			 0x20000000 |
 834			 0x40000000 |
 835			 0x80000000);
 836
 837	if (def != data)
 838		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
 839}
 840
 841static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
 842{
 843	uint32_t def, data;
 844
 845	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
 846
 847	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
 848		data |= 1;
 849	else
 850		data &= ~1;
 851
 852	if (def != data)
 853		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
 854}
 855
 856static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
 857						       bool enable)
 858{
 859	uint32_t def, data;
 860
 861	def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
 862
 863	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
 864		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
 865			CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
 866	else
 867		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
 868			CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
 869
 870	if (def != data)
 871		WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data);
 872}
 873
 874static void soc15_update_df_medium_grain_clock_gating(struct amdgpu_device *adev,
 875						       bool enable)
 876{
 877	uint32_t data;
 878
 879	/* Put DF on broadcast mode */
 880	data = RREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl));
 881	data &= ~FabricConfigAccessControl__CfgRegInstAccEn_MASK;
 882	WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl), data);
 883
 884	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DF_MGCG)) {
 885		data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater));
 886		data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK;
 887		data |= DF_MGCG_ENABLE_15_CYCLE_DELAY;
 888		WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data);
 889	} else {
 890		data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater));
 891		data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK;
 892		data |= DF_MGCG_DISABLE;
 893		WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data);
 894	}
 895
 896	WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl),
 897	       mmFabricConfigAccessControl_DEFAULT);
 898}
 899
 900static int soc15_common_set_clockgating_state(void *handle,
 901					    enum amd_clockgating_state state)
 902{
 903	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 904
 905	if (amdgpu_sriov_vf(adev))
 906		return 0;
 907
 908	switch (adev->asic_type) {
 909	case CHIP_VEGA10:
 910	case CHIP_VEGA12:
 911		adev->nbio_funcs->update_medium_grain_clock_gating(adev,
 912				state == AMD_CG_STATE_GATE ? true : false);
 913		adev->nbio_funcs->update_medium_grain_light_sleep(adev,
 914				state == AMD_CG_STATE_GATE ? true : false);
 915		soc15_update_hdp_light_sleep(adev,
 916				state == AMD_CG_STATE_GATE ? true : false);
 
 917		soc15_update_drm_clock_gating(adev,
 918				state == AMD_CG_STATE_GATE ? true : false);
 919		soc15_update_drm_light_sleep(adev,
 920				state == AMD_CG_STATE_GATE ? true : false);
 921		soc15_update_rom_medium_grain_clock_gating(adev,
 922				state == AMD_CG_STATE_GATE ? true : false);
 923		soc15_update_df_medium_grain_clock_gating(adev,
 924				state == AMD_CG_STATE_GATE ? true : false);
 925		break;
 926	case CHIP_RAVEN:
 927		adev->nbio_funcs->update_medium_grain_clock_gating(adev,
 928				state == AMD_CG_STATE_GATE ? true : false);
 929		adev->nbio_funcs->update_medium_grain_light_sleep(adev,
 930				state == AMD_CG_STATE_GATE ? true : false);
 931		soc15_update_hdp_light_sleep(adev,
 932				state == AMD_CG_STATE_GATE ? true : false);
 
 
 933		soc15_update_drm_clock_gating(adev,
 934				state == AMD_CG_STATE_GATE ? true : false);
 935		soc15_update_drm_light_sleep(adev,
 936				state == AMD_CG_STATE_GATE ? true : false);
 937		soc15_update_rom_medium_grain_clock_gating(adev,
 938				state == AMD_CG_STATE_GATE ? true : false);
 
 
 
 939		break;
 940	default:
 941		break;
 942	}
 943	return 0;
 944}
 945
 946static void soc15_common_get_clockgating_state(void *handle, u32 *flags)
 947{
 948	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 949	int data;
 950
 951	if (amdgpu_sriov_vf(adev))
 952		*flags = 0;
 953
 954	adev->nbio_funcs->get_clockgating_state(adev, flags);
 
 
 
 
 955
 956	/* AMD_CG_SUPPORT_HDP_LS */
 957	data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
 958	if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
 959		*flags |= AMD_CG_SUPPORT_HDP_LS;
 960
 961	/* AMD_CG_SUPPORT_DRM_MGCG */
 962	data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
 963	if (!(data & 0x01000000))
 964		*flags |= AMD_CG_SUPPORT_DRM_MGCG;
 965
 966	/* AMD_CG_SUPPORT_DRM_LS */
 967	data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
 968	if (data & 0x1)
 969		*flags |= AMD_CG_SUPPORT_DRM_LS;
 970
 971	/* AMD_CG_SUPPORT_ROM_MGCG */
 972	data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
 973	if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
 974		*flags |= AMD_CG_SUPPORT_ROM_MGCG;
 975
 976	/* AMD_CG_SUPPORT_DF_MGCG */
 977	data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater));
 978	if (data & DF_MGCG_ENABLE_15_CYCLE_DELAY)
 979		*flags |= AMD_CG_SUPPORT_DF_MGCG;
 980}
 981
 982static int soc15_common_set_powergating_state(void *handle,
 983					    enum amd_powergating_state state)
 984{
 985	/* todo */
 986	return 0;
 987}
 988
 989const struct amd_ip_funcs soc15_common_ip_funcs = {
 990	.name = "soc15_common",
 991	.early_init = soc15_common_early_init,
 992	.late_init = soc15_common_late_init,
 993	.sw_init = soc15_common_sw_init,
 994	.sw_fini = soc15_common_sw_fini,
 995	.hw_init = soc15_common_hw_init,
 996	.hw_fini = soc15_common_hw_fini,
 997	.suspend = soc15_common_suspend,
 998	.resume = soc15_common_resume,
 999	.is_idle = soc15_common_is_idle,
1000	.wait_for_idle = soc15_common_wait_for_idle,
1001	.soft_reset = soc15_common_soft_reset,
1002	.set_clockgating_state = soc15_common_set_clockgating_state,
1003	.set_powergating_state = soc15_common_set_powergating_state,
1004	.get_clockgating_state= soc15_common_get_clockgating_state,
1005};