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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};
v5.4
   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 "amdgpu.h"
  29#include "amdgpu_atombios.h"
  30#include "amdgpu_ih.h"
  31#include "amdgpu_uvd.h"
  32#include "amdgpu_vce.h"
  33#include "amdgpu_ucode.h"
  34#include "amdgpu_psp.h"
  35#include "atom.h"
  36#include "amd_pcie.h"
  37
  38#include "uvd/uvd_7_0_offset.h"
  39#include "gc/gc_9_0_offset.h"
  40#include "gc/gc_9_0_sh_mask.h"
  41#include "sdma0/sdma0_4_0_offset.h"
  42#include "sdma1/sdma1_4_0_offset.h"
  43#include "hdp/hdp_4_0_offset.h"
  44#include "hdp/hdp_4_0_sh_mask.h"
  45#include "smuio/smuio_9_0_offset.h"
  46#include "smuio/smuio_9_0_sh_mask.h"
  47#include "nbio/nbio_7_0_default.h"
  48#include "nbio/nbio_7_0_offset.h"
  49#include "nbio/nbio_7_0_sh_mask.h"
  50#include "nbio/nbio_7_0_smn.h"
  51#include "mp/mp_9_0_offset.h"
  52
  53#include "soc15.h"
  54#include "soc15_common.h"
  55#include "gfx_v9_0.h"
  56#include "gmc_v9_0.h"
  57#include "gfxhub_v1_0.h"
  58#include "mmhub_v1_0.h"
  59#include "df_v1_7.h"
  60#include "df_v3_6.h"
 
 
 
 
  61#include "vega10_ih.h"
 
 
  62#include "sdma_v4_0.h"
  63#include "uvd_v7_0.h"
  64#include "vce_v4_0.h"
  65#include "vcn_v1_0.h"
  66#include "vcn_v2_0.h"
 
  67#include "vcn_v2_5.h"
  68#include "dce_virtual.h"
 
 
 
 
  69#include "mxgpu_ai.h"
  70#include "amdgpu_smu.h"
  71#include "amdgpu_ras.h"
  72#include "amdgpu_xgmi.h"
  73#include <uapi/linux/kfd_ioctl.h>
  74
  75#define mmMP0_MISC_CGTT_CTRL0                                                                   0x01b9
  76#define mmMP0_MISC_CGTT_CTRL0_BASE_IDX                                                          0
  77#define mmMP0_MISC_LIGHT_SLEEP_CTRL                                                             0x01ba
  78#define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX                                                    0
  79
  80/* for Vega20 register name change */
  81#define mmHDP_MEM_POWER_CTRL	0x00d4
  82#define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK	0x00000001L
  83#define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK	0x00000002L
  84#define HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK	0x00010000L
  85#define HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK		0x00020000L
  86#define mmHDP_MEM_POWER_CTRL_BASE_IDX	0
  87/*
  88 * Indirect registers accessor
  89 */
  90static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
  91{
  92	unsigned long flags, address, data;
  93	u32 r;
  94	address = adev->nbio_funcs->get_pcie_index_offset(adev);
  95	data = adev->nbio_funcs->get_pcie_data_offset(adev);
  96
  97	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
  98	WREG32(address, reg);
  99	(void)RREG32(address);
 100	r = RREG32(data);
 101	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 102	return r;
 103}
 104
 105static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 
 106{
 107	unsigned long flags, address, data;
 
 
 
 
 
 
 108
 109	address = adev->nbio_funcs->get_pcie_index_offset(adev);
 110	data = adev->nbio_funcs->get_pcie_data_offset(adev);
 
 
 
 111
 112	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 113	WREG32(address, reg);
 114	(void)RREG32(address);
 115	WREG32(data, v);
 116	(void)RREG32(data);
 117	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 118}
 
 
 
 
 119
 120static u64 soc15_pcie_rreg64(struct amdgpu_device *adev, u32 reg)
 121{
 122	unsigned long flags, address, data;
 123	u64 r;
 124	address = adev->nbio_funcs->get_pcie_index_offset(adev);
 125	data = adev->nbio_funcs->get_pcie_data_offset(adev);
 126
 127	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 128	/* read low 32 bit */
 129	WREG32(address, reg);
 130	(void)RREG32(address);
 131	r = RREG32(data);
 132
 133	/* read high 32 bit*/
 134	WREG32(address, reg + 4);
 135	(void)RREG32(address);
 136	r |= ((u64)RREG32(data) << 32);
 137	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 138	return r;
 139}
 
 
 
 
 140
 141static void soc15_pcie_wreg64(struct amdgpu_device *adev, u32 reg, u64 v)
 142{
 143	unsigned long flags, address, data;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 144
 145	address = adev->nbio_funcs->get_pcie_index_offset(adev);
 146	data = adev->nbio_funcs->get_pcie_data_offset(adev);
 
 
 147
 148	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 149	/* write low 32 bit */
 150	WREG32(address, reg);
 151	(void)RREG32(address);
 152	WREG32(data, (u32)(v & 0xffffffffULL));
 153	(void)RREG32(data);
 154
 155	/* write high 32 bit */
 156	WREG32(address, reg + 4);
 157	(void)RREG32(address);
 158	WREG32(data, (u32)(v >> 32));
 159	(void)RREG32(data);
 160	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 161}
 162
 163static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 164{
 165	unsigned long flags, address, data;
 166	u32 r;
 167
 168	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 169	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 170
 171	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 172	WREG32(address, ((reg) & 0x1ff));
 173	r = RREG32(data);
 174	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 175	return r;
 176}
 177
 178static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 179{
 180	unsigned long flags, address, data;
 181
 182	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 183	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 184
 185	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 186	WREG32(address, ((reg) & 0x1ff));
 187	WREG32(data, (v));
 188	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 189}
 190
 191static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
 192{
 193	unsigned long flags, address, data;
 194	u32 r;
 195
 196	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 197	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 198
 199	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 200	WREG32(address, (reg));
 201	r = RREG32(data);
 202	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 203	return r;
 204}
 205
 206static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 207{
 208	unsigned long flags, address, data;
 209
 210	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 211	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 212
 213	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 214	WREG32(address, (reg));
 215	WREG32(data, (v));
 216	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 217}
 218
 219static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 220{
 221	unsigned long flags;
 222	u32 r;
 223
 224	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 225	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 226	r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
 227	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 228	return r;
 229}
 230
 231static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 232{
 233	unsigned long flags;
 234
 235	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 236	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 237	WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
 238	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 239}
 240
 241static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
 242{
 243	unsigned long flags;
 244	u32 r;
 245
 246	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 247	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 248	r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
 249	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 250	return r;
 251}
 252
 253static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 254{
 255	unsigned long flags;
 256
 257	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 258	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 259	WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
 260	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 261}
 262
 263static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
 264{
 265	return adev->nbio_funcs->get_memsize(adev);
 266}
 267
 268static u32 soc15_get_xclk(struct amdgpu_device *adev)
 269{
 270	return adev->clock.spll.reference_freq;
 
 
 
 
 
 
 
 
 
 
 271}
 272
 273
 274void soc15_grbm_select(struct amdgpu_device *adev,
 275		     u32 me, u32 pipe, u32 queue, u32 vmid)
 276{
 277	u32 grbm_gfx_cntl = 0;
 278	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
 279	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
 280	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
 281	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
 282
 283	WREG32_SOC15_RLC_SHADOW(GC, 0, mmGRBM_GFX_CNTL, grbm_gfx_cntl);
 284}
 285
 286static void soc15_vga_set_state(struct amdgpu_device *adev, bool state)
 287{
 288	/* todo */
 289}
 290
 291static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
 292{
 293	/* todo */
 294	return false;
 295}
 296
 297static bool soc15_read_bios_from_rom(struct amdgpu_device *adev,
 298				     u8 *bios, u32 length_bytes)
 299{
 300	u32 *dw_ptr;
 301	u32 i, length_dw;
 302
 303	if (bios == NULL)
 304		return false;
 305	if (length_bytes == 0)
 306		return false;
 307	/* APU vbios image is part of sbios image */
 308	if (adev->flags & AMD_IS_APU)
 309		return false;
 310
 311	dw_ptr = (u32 *)bios;
 312	length_dw = ALIGN(length_bytes, 4) / 4;
 313
 314	/* set rom index to 0 */
 315	WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0);
 316	/* read out the rom data */
 317	for (i = 0; i < length_dw; i++)
 318		dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA));
 319
 320	return true;
 321}
 322
 323static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
 324	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
 325	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
 326	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
 327	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
 328	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
 329	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
 330	{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
 331	{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
 332	{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
 333	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
 334	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
 335	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
 336	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
 337	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
 338	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
 
 339	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
 340	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
 341	{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
 342	{ SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
 343};
 344
 345static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
 346					 u32 sh_num, u32 reg_offset)
 347{
 348	uint32_t val;
 349
 350	mutex_lock(&adev->grbm_idx_mutex);
 351	if (se_num != 0xffffffff || sh_num != 0xffffffff)
 352		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
 353
 354	val = RREG32(reg_offset);
 355
 356	if (se_num != 0xffffffff || sh_num != 0xffffffff)
 357		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
 358	mutex_unlock(&adev->grbm_idx_mutex);
 359	return val;
 360}
 361
 362static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
 363					 bool indexed, u32 se_num,
 364					 u32 sh_num, u32 reg_offset)
 365{
 366	if (indexed) {
 367		return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
 368	} else {
 369		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
 370			return adev->gfx.config.gb_addr_config;
 371		else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
 372			return adev->gfx.config.db_debug2;
 373		return RREG32(reg_offset);
 374	}
 375}
 376
 377static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
 378			    u32 sh_num, u32 reg_offset, u32 *value)
 379{
 380	uint32_t i;
 381	struct soc15_allowed_register_entry  *en;
 382
 383	*value = 0;
 384	for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
 385		en = &soc15_allowed_read_registers[i];
 386		if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
 
 
 387					+ en->reg_offset))
 388			continue;
 389
 390		*value = soc15_get_register_value(adev,
 391						  soc15_allowed_read_registers[i].grbm_indexed,
 392						  se_num, sh_num, reg_offset);
 393		return 0;
 394	}
 395	return -EINVAL;
 396}
 397
 398
 399/**
 400 * soc15_program_register_sequence - program an array of registers.
 401 *
 402 * @adev: amdgpu_device pointer
 403 * @regs: pointer to the register array
 404 * @array_size: size of the register array
 405 *
 406 * Programs an array or registers with and and or masks.
 407 * This is a helper for setting golden registers.
 408 */
 409
 410void soc15_program_register_sequence(struct amdgpu_device *adev,
 411					     const struct soc15_reg_golden *regs,
 412					     const u32 array_size)
 413{
 414	const struct soc15_reg_golden *entry;
 415	u32 tmp, reg;
 416	int i;
 417
 418	for (i = 0; i < array_size; ++i) {
 419		entry = &regs[i];
 420		reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
 421
 422		if (entry->and_mask == 0xffffffff) {
 423			tmp = entry->or_mask;
 424		} else {
 425			tmp = RREG32(reg);
 
 
 426			tmp &= ~(entry->and_mask);
 427			tmp |= (entry->or_mask & entry->and_mask);
 428		}
 429
 430		if (reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3) ||
 431			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE) ||
 432			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1) ||
 433			reg == SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG))
 434			WREG32_RLC(reg, tmp);
 435		else
 436			WREG32(reg, tmp);
 
 437
 438	}
 439
 440}
 441
 442static int soc15_asic_mode1_reset(struct amdgpu_device *adev)
 443{
 444	u32 i;
 445	int ret = 0;
 446
 447	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
 448
 449	dev_info(adev->dev, "GPU mode1 reset\n");
 450
 451	/* disable BM */
 452	pci_clear_master(adev->pdev);
 453
 454	pci_save_state(adev->pdev);
 455
 456	ret = psp_gpu_reset(adev);
 457	if (ret)
 458		dev_err(adev->dev, "GPU mode1 reset failed\n");
 459
 460	pci_restore_state(adev->pdev);
 461
 462	/* wait for asic to come out of reset */
 463	for (i = 0; i < adev->usec_timeout; i++) {
 464		u32 memsize = adev->nbio_funcs->get_memsize(adev);
 465
 466		if (memsize != 0xffffffff)
 467			break;
 468		udelay(1);
 469	}
 470
 471	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
 472
 473	return ret;
 474}
 475
 476static int soc15_asic_get_baco_capability(struct amdgpu_device *adev, bool *cap)
 477{
 478	void *pp_handle = adev->powerplay.pp_handle;
 479	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
 480
 481	if (!pp_funcs || !pp_funcs->get_asic_baco_capability) {
 482		*cap = false;
 483		return -ENOENT;
 484	}
 485
 486	return pp_funcs->get_asic_baco_capability(pp_handle, cap);
 487}
 488
 489static int soc15_asic_baco_reset(struct amdgpu_device *adev)
 490{
 491	void *pp_handle = adev->powerplay.pp_handle;
 492	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
 493
 494	if (!pp_funcs ||!pp_funcs->get_asic_baco_state ||!pp_funcs->set_asic_baco_state)
 495		return -ENOENT;
 496
 497	/* enter BACO state */
 498	if (pp_funcs->set_asic_baco_state(pp_handle, 1))
 499		return -EIO;
 500
 501	/* exit BACO state */
 502	if (pp_funcs->set_asic_baco_state(pp_handle, 0))
 503		return -EIO;
 504
 505	dev_info(adev->dev, "GPU BACO reset\n");
 506
 507	adev->in_baco_reset = 1;
 508
 509	return 0;
 510}
 511
 512static int soc15_mode2_reset(struct amdgpu_device *adev)
 513{
 514	if (!adev->powerplay.pp_funcs ||
 515	    !adev->powerplay.pp_funcs->asic_reset_mode_2)
 516		return -ENOENT;
 517
 518	return adev->powerplay.pp_funcs->asic_reset_mode_2(adev->powerplay.pp_handle);
 519}
 520
 521static enum amd_reset_method
 522soc15_asic_reset_method(struct amdgpu_device *adev)
 523{
 524	bool baco_reset;
 525
 526	switch (adev->asic_type) {
 527	case CHIP_RAVEN:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 528		return AMD_RESET_METHOD_MODE2;
 529	case CHIP_VEGA10:
 530	case CHIP_VEGA12:
 531		soc15_asic_get_baco_capability(adev, &baco_reset);
 532		break;
 533	case CHIP_VEGA20:
 534		if (adev->psp.sos_fw_version >= 0x80067)
 535			soc15_asic_get_baco_capability(adev, &baco_reset);
 536		else
 537			baco_reset = false;
 538		if (baco_reset) {
 539			struct amdgpu_hive_info *hive = amdgpu_get_xgmi_hive(adev, 0);
 540			struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
 541
 542			if (hive || (ras && ras->supported))
 543				baco_reset = false;
 
 
 544		}
 545		break;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 546	default:
 547		baco_reset = false;
 548		break;
 549	}
 550
 551	if (baco_reset)
 552		return AMD_RESET_METHOD_BACO;
 553	else
 554		return AMD_RESET_METHOD_MODE1;
 555}
 556
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 557static int soc15_asic_reset(struct amdgpu_device *adev)
 558{
 
 
 
 
 
 
 
 
 
 
 559	switch (soc15_asic_reset_method(adev)) {
 560		case AMD_RESET_METHOD_BACO:
 561			if (!adev->in_suspend)
 562				amdgpu_inc_vram_lost(adev);
 563			return soc15_asic_baco_reset(adev);
 564		case AMD_RESET_METHOD_MODE2:
 565			return soc15_mode2_reset(adev);
 566		default:
 567			if (!adev->in_suspend)
 568				amdgpu_inc_vram_lost(adev);
 569			return soc15_asic_mode1_reset(adev);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 570	}
 571}
 572
 573/*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 574			u32 cntl_reg, u32 status_reg)
 575{
 576	return 0;
 577}*/
 578
 579static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 580{
 581	/*int r;
 582
 583	r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 584	if (r)
 585		return r;
 586
 587	r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 588	*/
 589	return 0;
 590}
 591
 592static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 593{
 594	/* todo */
 595
 596	return 0;
 597}
 598
 599static void soc15_pcie_gen3_enable(struct amdgpu_device *adev)
 600{
 601	if (pci_is_root_bus(adev->pdev->bus))
 602		return;
 603
 604	if (amdgpu_pcie_gen2 == 0)
 605		return;
 606
 607	if (adev->flags & AMD_IS_APU)
 608		return;
 609
 610	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 611					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 612		return;
 613
 614	/* todo */
 615}
 616
 617static void soc15_program_aspm(struct amdgpu_device *adev)
 618{
 619
 620	if (amdgpu_aspm == 0)
 621		return;
 622
 623	/* todo */
 
 624}
 625
 626static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev,
 627					   bool enable)
 628{
 629	adev->nbio_funcs->enable_doorbell_aperture(adev, enable);
 630	adev->nbio_funcs->enable_doorbell_selfring_aperture(adev, enable);
 631}
 632
 633static const struct amdgpu_ip_block_version vega10_common_ip_block =
 634{
 635	.type = AMD_IP_BLOCK_TYPE_COMMON,
 636	.major = 2,
 637	.minor = 0,
 638	.rev = 0,
 639	.funcs = &soc15_common_ip_funcs,
 640};
 641
 642static uint32_t soc15_get_rev_id(struct amdgpu_device *adev)
 643{
 644	return adev->nbio_funcs->get_rev_id(adev);
 645}
 646
 647int soc15_set_ip_blocks(struct amdgpu_device *adev)
 648{
 649	/* Set IP register base before any HW register access */
 650	switch (adev->asic_type) {
 651	case CHIP_VEGA10:
 652	case CHIP_VEGA12:
 653	case CHIP_RAVEN:
 654	case CHIP_RENOIR:
 655		vega10_reg_base_init(adev);
 656		break;
 657	case CHIP_VEGA20:
 658		vega20_reg_base_init(adev);
 659		break;
 660	case CHIP_ARCTURUS:
 661		arct_reg_base_init(adev);
 662		break;
 
 
 
 663	default:
 664		return -EINVAL;
 665	}
 666
 667	if (adev->asic_type == CHIP_VEGA20 || adev->asic_type == CHIP_ARCTURUS)
 668		adev->gmc.xgmi.supported = true;
 669
 670	if (adev->flags & AMD_IS_APU)
 671		adev->nbio_funcs = &nbio_v7_0_funcs;
 672	else if (adev->asic_type == CHIP_VEGA20 ||
 673		adev->asic_type == CHIP_ARCTURUS)
 674		adev->nbio_funcs = &nbio_v7_4_funcs;
 675	else
 676		adev->nbio_funcs = &nbio_v6_1_funcs;
 677
 678	if (adev->asic_type == CHIP_VEGA20 || adev->asic_type == CHIP_ARCTURUS)
 679		adev->df_funcs = &df_v3_6_funcs;
 680	else
 681		adev->df_funcs = &df_v1_7_funcs;
 682
 683	adev->rev_id = soc15_get_rev_id(adev);
 684	adev->nbio_funcs->detect_hw_virt(adev);
 685
 686	if (amdgpu_sriov_vf(adev))
 687		adev->virt.ops = &xgpu_ai_virt_ops;
 688
 689	switch (adev->asic_type) {
 690	case CHIP_VEGA10:
 691	case CHIP_VEGA12:
 692	case CHIP_VEGA20:
 693		amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 694		amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 695
 696		/* For Vega10 SR-IOV, PSP need to be initialized before IH */
 697		if (amdgpu_sriov_vf(adev)) {
 698			if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) {
 699				if (adev->asic_type == CHIP_VEGA20)
 700					amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 701				else
 702					amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
 703			}
 704			amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 705		} else {
 706			amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 707			if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) {
 708				if (adev->asic_type == CHIP_VEGA20)
 709					amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 710				else
 711					amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
 712			}
 713		}
 714		amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 715		amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 716		if (!amdgpu_sriov_vf(adev)) {
 717			if (is_support_sw_smu(adev))
 718				amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
 719			else
 720				amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 721		}
 722		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 723			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 724#if defined(CONFIG_DRM_AMD_DC)
 725		else if (amdgpu_device_has_dc_support(adev))
 726			amdgpu_device_ip_block_add(adev, &dm_ip_block);
 727#endif
 728		if (!(adev->asic_type == CHIP_VEGA20 && amdgpu_sriov_vf(adev))) {
 729			amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block);
 730			amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block);
 731		}
 732		break;
 733	case CHIP_RAVEN:
 734		amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 735		amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 736		amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 737		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 738			amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block);
 739		amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 740		amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 741		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 742		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 743			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 744#if defined(CONFIG_DRM_AMD_DC)
 745		else if (amdgpu_device_has_dc_support(adev))
 746			amdgpu_device_ip_block_add(adev, &dm_ip_block);
 747#endif
 748		amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block);
 749		break;
 750	case CHIP_ARCTURUS:
 751		amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 752		amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 753		amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 754		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 755			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 756		amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 757		amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 758		amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
 759		amdgpu_device_ip_block_add(adev, &vcn_v2_5_ip_block);
 760		break;
 761	case CHIP_RENOIR:
 762		amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 763		amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 764		amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 765		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 766			amdgpu_device_ip_block_add(adev, &psp_v12_0_ip_block);
 767		if (is_support_sw_smu(adev))
 768			amdgpu_device_ip_block_add(adev, &smu_v12_0_ip_block);
 769		amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 770		amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 771		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 772			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 773#if defined(CONFIG_DRM_AMD_DC)
 774                else if (amdgpu_device_has_dc_support(adev))
 775                        amdgpu_device_ip_block_add(adev, &dm_ip_block);
 776#endif
 777		amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block);
 778		break;
 779	default:
 780		return -EINVAL;
 781	}
 782
 783	return 0;
 784}
 785
 786static void soc15_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
 787{
 788	adev->nbio_funcs->hdp_flush(adev, ring);
 789}
 790
 791static void soc15_invalidate_hdp(struct amdgpu_device *adev,
 792				 struct amdgpu_ring *ring)
 793{
 794	if (!ring || !ring->funcs->emit_wreg)
 795		WREG32_SOC15_NO_KIQ(HDP, 0, mmHDP_READ_CACHE_INVALIDATE, 1);
 796	else
 797		amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
 798			HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);
 799}
 800
 801static bool soc15_need_full_reset(struct amdgpu_device *adev)
 802{
 803	/* change this when we implement soft reset */
 804	return true;
 805}
 
 806static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
 807				 uint64_t *count1)
 808{
 809	uint32_t perfctr = 0;
 810	uint64_t cnt0_of, cnt1_of;
 811	int tmp;
 812
 813	/* This reports 0 on APUs, so return to avoid writing/reading registers
 814	 * that may or may not be different from their GPU counterparts
 815	 */
 816	if (adev->flags & AMD_IS_APU)
 817		return;
 818
 819	/* Set the 2 events that we wish to watch, defined above */
 820	/* Reg 40 is # received msgs */
 821	/* Reg 104 is # of posted requests sent */
 822	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
 823	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
 824
 825	/* Write to enable desired perf counters */
 826	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
 827	/* Zero out and enable the perf counters
 828	 * Write 0x5:
 829	 * Bit 0 = Start all counters(1)
 830	 * Bit 2 = Global counter reset enable(1)
 831	 */
 832	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
 833
 834	msleep(1000);
 835
 836	/* Load the shadow and disable the perf counters
 837	 * Write 0x2:
 838	 * Bit 0 = Stop counters(0)
 839	 * Bit 1 = Load the shadow counters(1)
 840	 */
 841	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
 842
 843	/* Read register values to get any >32bit overflow */
 844	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
 845	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
 846	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
 847
 848	/* Get the values and add the overflow */
 849	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
 850	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
 851}
 852
 853static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
 854				 uint64_t *count1)
 855{
 856	uint32_t perfctr = 0;
 857	uint64_t cnt0_of, cnt1_of;
 858	int tmp;
 859
 860	/* This reports 0 on APUs, so return to avoid writing/reading registers
 861	 * that may or may not be different from their GPU counterparts
 862	 */
 863	if (adev->flags & AMD_IS_APU)
 864		return;
 865
 866	/* Set the 2 events that we wish to watch, defined above */
 867	/* Reg 40 is # received msgs */
 868	/* Reg 108 is # of posted requests sent on VG20 */
 869	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
 870				EVENT0_SEL, 40);
 871	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
 872				EVENT1_SEL, 108);
 873
 874	/* Write to enable desired perf counters */
 875	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr);
 876	/* Zero out and enable the perf counters
 877	 * Write 0x5:
 878	 * Bit 0 = Start all counters(1)
 879	 * Bit 2 = Global counter reset enable(1)
 880	 */
 881	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
 882
 883	msleep(1000);
 884
 885	/* Load the shadow and disable the perf counters
 886	 * Write 0x2:
 887	 * Bit 0 = Stop counters(0)
 888	 * Bit 1 = Load the shadow counters(1)
 889	 */
 890	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
 891
 892	/* Read register values to get any >32bit overflow */
 893	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3);
 894	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER);
 895	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER);
 896
 897	/* Get the values and add the overflow */
 898	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32);
 899	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32);
 900}
 901
 902static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
 903{
 904	u32 sol_reg;
 905
 
 
 
 
 906	/* Just return false for soc15 GPUs.  Reset does not seem to
 907	 * be necessary.
 908	 */
 909	if (!amdgpu_passthrough(adev))
 910		return false;
 911
 912	if (adev->flags & AMD_IS_APU)
 913		return false;
 914
 915	/* Check sOS sign of life register to confirm sys driver and sOS
 916	 * are already been loaded.
 917	 */
 918	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
 919	if (sol_reg)
 920		return true;
 921
 922	return false;
 923}
 924
 925static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev)
 926{
 927	uint64_t nak_r, nak_g;
 928
 929	/* Get the number of NAKs received and generated */
 930	nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK);
 931	nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED);
 932
 933	/* Add the total number of NAKs, i.e the number of replays */
 934	return (nak_r + nak_g);
 935}
 936
 
 
 
 
 
 937static const struct amdgpu_asic_funcs soc15_asic_funcs =
 938{
 939	.read_disabled_bios = &soc15_read_disabled_bios,
 940	.read_bios_from_rom = &soc15_read_bios_from_rom,
 941	.read_register = &soc15_read_register,
 942	.reset = &soc15_asic_reset,
 943	.reset_method = &soc15_asic_reset_method,
 944	.set_vga_state = &soc15_vga_set_state,
 945	.get_xclk = &soc15_get_xclk,
 946	.set_uvd_clocks = &soc15_set_uvd_clocks,
 947	.set_vce_clocks = &soc15_set_vce_clocks,
 948	.get_config_memsize = &soc15_get_config_memsize,
 949	.flush_hdp = &soc15_flush_hdp,
 950	.invalidate_hdp = &soc15_invalidate_hdp,
 951	.need_full_reset = &soc15_need_full_reset,
 952	.init_doorbell_index = &vega10_doorbell_index_init,
 953	.get_pcie_usage = &soc15_get_pcie_usage,
 954	.need_reset_on_init = &soc15_need_reset_on_init,
 955	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
 
 
 
 956};
 957
 958static const struct amdgpu_asic_funcs vega20_asic_funcs =
 959{
 960	.read_disabled_bios = &soc15_read_disabled_bios,
 961	.read_bios_from_rom = &soc15_read_bios_from_rom,
 962	.read_register = &soc15_read_register,
 963	.reset = &soc15_asic_reset,
 964	.set_vga_state = &soc15_vga_set_state,
 965	.get_xclk = &soc15_get_xclk,
 966	.set_uvd_clocks = &soc15_set_uvd_clocks,
 967	.set_vce_clocks = &soc15_set_vce_clocks,
 968	.get_config_memsize = &soc15_get_config_memsize,
 969	.flush_hdp = &soc15_flush_hdp,
 970	.invalidate_hdp = &soc15_invalidate_hdp,
 971	.need_full_reset = &soc15_need_full_reset,
 972	.init_doorbell_index = &vega20_doorbell_index_init,
 973	.get_pcie_usage = &vega20_get_pcie_usage,
 974	.need_reset_on_init = &soc15_need_reset_on_init,
 975	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
 976	.reset_method = &soc15_asic_reset_method
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 977};
 978
 979static int soc15_common_early_init(void *handle)
 980{
 981#define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
 982	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 983
 984	adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
 985	adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
 
 
 986	adev->smc_rreg = NULL;
 987	adev->smc_wreg = NULL;
 988	adev->pcie_rreg = &soc15_pcie_rreg;
 989	adev->pcie_wreg = &soc15_pcie_wreg;
 990	adev->pcie_rreg64 = &soc15_pcie_rreg64;
 991	adev->pcie_wreg64 = &soc15_pcie_wreg64;
 
 
 
 
 992	adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
 993	adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
 994	adev->didt_rreg = &soc15_didt_rreg;
 995	adev->didt_wreg = &soc15_didt_wreg;
 996	adev->gc_cac_rreg = &soc15_gc_cac_rreg;
 997	adev->gc_cac_wreg = &soc15_gc_cac_wreg;
 998	adev->se_cac_rreg = &soc15_se_cac_rreg;
 999	adev->se_cac_wreg = &soc15_se_cac_wreg;
1000
1001
1002	adev->external_rev_id = 0xFF;
1003	switch (adev->asic_type) {
1004	case CHIP_VEGA10:
 
 
 
1005		adev->asic_funcs = &soc15_asic_funcs;
1006		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1007			AMD_CG_SUPPORT_GFX_MGLS |
1008			AMD_CG_SUPPORT_GFX_RLC_LS |
1009			AMD_CG_SUPPORT_GFX_CP_LS |
1010			AMD_CG_SUPPORT_GFX_3D_CGCG |
1011			AMD_CG_SUPPORT_GFX_3D_CGLS |
1012			AMD_CG_SUPPORT_GFX_CGCG |
1013			AMD_CG_SUPPORT_GFX_CGLS |
1014			AMD_CG_SUPPORT_BIF_MGCG |
1015			AMD_CG_SUPPORT_BIF_LS |
1016			AMD_CG_SUPPORT_HDP_LS |
1017			AMD_CG_SUPPORT_DRM_MGCG |
1018			AMD_CG_SUPPORT_DRM_LS |
1019			AMD_CG_SUPPORT_ROM_MGCG |
1020			AMD_CG_SUPPORT_DF_MGCG |
1021			AMD_CG_SUPPORT_SDMA_MGCG |
1022			AMD_CG_SUPPORT_SDMA_LS |
1023			AMD_CG_SUPPORT_MC_MGCG |
1024			AMD_CG_SUPPORT_MC_LS;
1025		adev->pg_flags = 0;
1026		adev->external_rev_id = 0x1;
1027		break;
1028	case CHIP_VEGA12:
1029		adev->asic_funcs = &soc15_asic_funcs;
1030		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1031			AMD_CG_SUPPORT_GFX_MGLS |
1032			AMD_CG_SUPPORT_GFX_CGCG |
1033			AMD_CG_SUPPORT_GFX_CGLS |
1034			AMD_CG_SUPPORT_GFX_3D_CGCG |
1035			AMD_CG_SUPPORT_GFX_3D_CGLS |
1036			AMD_CG_SUPPORT_GFX_CP_LS |
1037			AMD_CG_SUPPORT_MC_LS |
1038			AMD_CG_SUPPORT_MC_MGCG |
1039			AMD_CG_SUPPORT_SDMA_MGCG |
1040			AMD_CG_SUPPORT_SDMA_LS |
1041			AMD_CG_SUPPORT_BIF_MGCG |
1042			AMD_CG_SUPPORT_BIF_LS |
1043			AMD_CG_SUPPORT_HDP_MGCG |
1044			AMD_CG_SUPPORT_HDP_LS |
1045			AMD_CG_SUPPORT_ROM_MGCG |
1046			AMD_CG_SUPPORT_VCE_MGCG |
1047			AMD_CG_SUPPORT_UVD_MGCG;
1048		adev->pg_flags = 0;
1049		adev->external_rev_id = adev->rev_id + 0x14;
1050		break;
1051	case CHIP_VEGA20:
1052		adev->asic_funcs = &vega20_asic_funcs;
1053		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1054			AMD_CG_SUPPORT_GFX_MGLS |
1055			AMD_CG_SUPPORT_GFX_CGCG |
1056			AMD_CG_SUPPORT_GFX_CGLS |
1057			AMD_CG_SUPPORT_GFX_3D_CGCG |
1058			AMD_CG_SUPPORT_GFX_3D_CGLS |
1059			AMD_CG_SUPPORT_GFX_CP_LS |
1060			AMD_CG_SUPPORT_MC_LS |
1061			AMD_CG_SUPPORT_MC_MGCG |
1062			AMD_CG_SUPPORT_SDMA_MGCG |
1063			AMD_CG_SUPPORT_SDMA_LS |
1064			AMD_CG_SUPPORT_BIF_MGCG |
1065			AMD_CG_SUPPORT_BIF_LS |
1066			AMD_CG_SUPPORT_HDP_MGCG |
1067			AMD_CG_SUPPORT_HDP_LS |
1068			AMD_CG_SUPPORT_ROM_MGCG |
1069			AMD_CG_SUPPORT_VCE_MGCG |
1070			AMD_CG_SUPPORT_UVD_MGCG;
1071		adev->pg_flags = 0;
1072		adev->external_rev_id = adev->rev_id + 0x28;
1073		break;
1074	case CHIP_RAVEN:
 
1075		adev->asic_funcs = &soc15_asic_funcs;
 
1076		if (adev->rev_id >= 0x8)
 
 
 
1077			adev->external_rev_id = adev->rev_id + 0x79;
1078		else if (adev->pdev->device == 0x15d8)
1079			adev->external_rev_id = adev->rev_id + 0x41;
1080		else if (adev->rev_id == 1)
1081			adev->external_rev_id = adev->rev_id + 0x20;
1082		else
1083			adev->external_rev_id = adev->rev_id + 0x01;
1084
1085		if (adev->rev_id >= 0x8) {
1086			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1087				AMD_CG_SUPPORT_GFX_MGLS |
1088				AMD_CG_SUPPORT_GFX_CP_LS |
1089				AMD_CG_SUPPORT_GFX_3D_CGCG |
1090				AMD_CG_SUPPORT_GFX_3D_CGLS |
1091				AMD_CG_SUPPORT_GFX_CGCG |
1092				AMD_CG_SUPPORT_GFX_CGLS |
1093				AMD_CG_SUPPORT_BIF_LS |
1094				AMD_CG_SUPPORT_HDP_LS |
1095				AMD_CG_SUPPORT_ROM_MGCG |
1096				AMD_CG_SUPPORT_MC_MGCG |
1097				AMD_CG_SUPPORT_MC_LS |
1098				AMD_CG_SUPPORT_SDMA_MGCG |
1099				AMD_CG_SUPPORT_SDMA_LS |
1100				AMD_CG_SUPPORT_VCN_MGCG;
1101
1102			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1103		} else if (adev->pdev->device == 0x15d8) {
1104			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1105				AMD_CG_SUPPORT_GFX_MGLS |
1106				AMD_CG_SUPPORT_GFX_CP_LS |
1107				AMD_CG_SUPPORT_GFX_3D_CGCG |
1108				AMD_CG_SUPPORT_GFX_3D_CGLS |
1109				AMD_CG_SUPPORT_GFX_CGCG |
1110				AMD_CG_SUPPORT_GFX_CGLS |
1111				AMD_CG_SUPPORT_BIF_LS |
1112				AMD_CG_SUPPORT_HDP_LS |
1113				AMD_CG_SUPPORT_ROM_MGCG |
1114				AMD_CG_SUPPORT_MC_MGCG |
1115				AMD_CG_SUPPORT_MC_LS |
1116				AMD_CG_SUPPORT_SDMA_MGCG |
1117				AMD_CG_SUPPORT_SDMA_LS;
 
1118
 
 
 
 
1119			adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1120				AMD_PG_SUPPORT_MMHUB |
1121				AMD_PG_SUPPORT_VCN |
1122				AMD_PG_SUPPORT_VCN_DPG;
1123		} else {
1124			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1125				AMD_CG_SUPPORT_GFX_MGLS |
1126				AMD_CG_SUPPORT_GFX_RLC_LS |
1127				AMD_CG_SUPPORT_GFX_CP_LS |
1128				AMD_CG_SUPPORT_GFX_3D_CGCG |
1129				AMD_CG_SUPPORT_GFX_3D_CGLS |
1130				AMD_CG_SUPPORT_GFX_CGCG |
1131				AMD_CG_SUPPORT_GFX_CGLS |
1132				AMD_CG_SUPPORT_BIF_MGCG |
1133				AMD_CG_SUPPORT_BIF_LS |
1134				AMD_CG_SUPPORT_HDP_MGCG |
1135				AMD_CG_SUPPORT_HDP_LS |
1136				AMD_CG_SUPPORT_DRM_MGCG |
1137				AMD_CG_SUPPORT_DRM_LS |
1138				AMD_CG_SUPPORT_ROM_MGCG |
1139				AMD_CG_SUPPORT_MC_MGCG |
1140				AMD_CG_SUPPORT_MC_LS |
1141				AMD_CG_SUPPORT_SDMA_MGCG |
1142				AMD_CG_SUPPORT_SDMA_LS |
1143				AMD_CG_SUPPORT_VCN_MGCG;
1144
1145			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1146		}
1147		break;
1148	case CHIP_ARCTURUS:
1149		adev->asic_funcs = &vega20_asic_funcs;
1150		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1151			AMD_CG_SUPPORT_GFX_MGLS |
1152			AMD_CG_SUPPORT_GFX_CGCG |
1153			AMD_CG_SUPPORT_GFX_CGLS |
1154			AMD_CG_SUPPORT_GFX_CP_LS |
1155			AMD_CG_SUPPORT_HDP_MGCG |
1156			AMD_CG_SUPPORT_HDP_LS |
1157			AMD_CG_SUPPORT_SDMA_MGCG |
1158			AMD_CG_SUPPORT_SDMA_LS |
1159			AMD_CG_SUPPORT_MC_MGCG |
1160			AMD_CG_SUPPORT_MC_LS;
1161		adev->pg_flags = 0;
 
 
 
1162		adev->external_rev_id = adev->rev_id + 0x32;
1163		break;
1164	case CHIP_RENOIR:
1165		adev->asic_funcs = &soc15_asic_funcs;
 
 
 
 
 
1166		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1167				 AMD_CG_SUPPORT_GFX_MGLS |
1168				 AMD_CG_SUPPORT_GFX_3D_CGCG |
1169				 AMD_CG_SUPPORT_GFX_3D_CGLS |
1170				 AMD_CG_SUPPORT_GFX_CGCG |
1171				 AMD_CG_SUPPORT_GFX_CGLS |
1172				 AMD_CG_SUPPORT_GFX_CP_LS |
1173				 AMD_CG_SUPPORT_MC_MGCG |
1174				 AMD_CG_SUPPORT_MC_LS |
1175				 AMD_CG_SUPPORT_SDMA_MGCG |
1176				 AMD_CG_SUPPORT_SDMA_LS |
1177				 AMD_CG_SUPPORT_BIF_LS |
1178				 AMD_CG_SUPPORT_HDP_LS |
1179				 AMD_CG_SUPPORT_ROM_MGCG |
1180				 AMD_CG_SUPPORT_VCN_MGCG |
 
1181				 AMD_CG_SUPPORT_IH_CG |
1182				 AMD_CG_SUPPORT_ATHUB_LS |
1183				 AMD_CG_SUPPORT_ATHUB_MGCG |
1184				 AMD_CG_SUPPORT_DF_MGCG;
1185		adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1186				 AMD_PG_SUPPORT_VCN |
 
1187				 AMD_PG_SUPPORT_VCN_DPG;
1188		adev->external_rev_id = adev->rev_id + 0x91;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1189		break;
1190	default:
1191		/* FIXME: not supported yet */
1192		return -EINVAL;
1193	}
1194
1195	if (amdgpu_sriov_vf(adev)) {
1196		amdgpu_virt_init_setting(adev);
1197		xgpu_ai_mailbox_set_irq_funcs(adev);
1198	}
1199
1200	return 0;
1201}
1202
1203static int soc15_common_late_init(void *handle)
1204{
1205	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1206
1207	if (amdgpu_sriov_vf(adev))
1208		xgpu_ai_mailbox_get_irq(adev);
1209
 
 
 
 
 
1210	return 0;
1211}
1212
1213static int soc15_common_sw_init(void *handle)
1214{
1215	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1216
1217	if (amdgpu_sriov_vf(adev))
1218		xgpu_ai_mailbox_add_irq_id(adev);
1219
1220	adev->df_funcs->sw_init(adev);
 
 
1221
1222	return 0;
1223}
1224
1225static int soc15_common_sw_fini(void *handle)
1226{
 
 
 
 
 
1227	return 0;
1228}
1229
1230static void soc15_doorbell_range_init(struct amdgpu_device *adev)
1231{
1232	int i;
1233	struct amdgpu_ring *ring;
1234
1235	/* sdma/ih doorbell range are programed by hypervisor */
1236	if (!amdgpu_sriov_vf(adev)) {
1237		for (i = 0; i < adev->sdma.num_instances; i++) {
1238			ring = &adev->sdma.instance[i].ring;
1239			adev->nbio_funcs->sdma_doorbell_range(adev, i,
1240				ring->use_doorbell, ring->doorbell_index,
1241				adev->doorbell_index.sdma_doorbell_range);
1242		}
1243
1244		adev->nbio_funcs->ih_doorbell_range(adev, adev->irq.ih.use_doorbell,
1245						adev->irq.ih.doorbell_index);
1246	}
1247}
1248
1249static int soc15_common_hw_init(void *handle)
1250{
1251	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1252
1253	/* enable pcie gen2/3 link */
1254	soc15_pcie_gen3_enable(adev);
1255	/* enable aspm */
1256	soc15_program_aspm(adev);
1257	/* setup nbio registers */
1258	adev->nbio_funcs->init_registers(adev);
1259	/* remap HDP registers to a hole in mmio space,
1260	 * for the purpose of expose those registers
1261	 * to process space
1262	 */
1263	if (adev->nbio_funcs->remap_hdp_registers)
1264		adev->nbio_funcs->remap_hdp_registers(adev);
1265
1266	/* enable the doorbell aperture */
1267	soc15_enable_doorbell_aperture(adev, true);
 
1268	/* HW doorbell routing policy: doorbell writing not
1269	 * in SDMA/IH/MM/ACV range will be routed to CP. So
1270	 * we need to init SDMA/IH/MM/ACV doorbell range prior
1271	 * to CP ip block init and ring test.
 
1272	 */
1273	soc15_doorbell_range_init(adev);
1274
1275	return 0;
1276}
1277
1278static int soc15_common_hw_fini(void *handle)
1279{
1280	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1281
1282	/* disable the doorbell aperture */
1283	soc15_enable_doorbell_aperture(adev, false);
 
 
 
 
 
 
1284	if (amdgpu_sriov_vf(adev))
1285		xgpu_ai_mailbox_put_irq(adev);
1286
 
 
 
 
 
 
 
 
 
 
 
1287	return 0;
1288}
1289
1290static int soc15_common_suspend(void *handle)
1291{
1292	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1293
1294	return soc15_common_hw_fini(adev);
1295}
1296
1297static int soc15_common_resume(void *handle)
1298{
1299	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1300
 
 
 
 
1301	return soc15_common_hw_init(adev);
1302}
1303
1304static bool soc15_common_is_idle(void *handle)
1305{
1306	return true;
1307}
1308
1309static int soc15_common_wait_for_idle(void *handle)
1310{
1311	return 0;
1312}
1313
1314static int soc15_common_soft_reset(void *handle)
1315{
1316	return 0;
1317}
1318
1319static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable)
1320{
1321	uint32_t def, data;
1322
1323	if (adev->asic_type == CHIP_VEGA20 ||
1324		adev->asic_type == CHIP_ARCTURUS) {
1325		def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL));
1326
1327		if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1328			data |= HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK |
1329				HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK |
1330				HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK |
1331				HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK;
1332		else
1333			data &= ~(HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK |
1334				HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK |
1335				HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK |
1336				HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK);
1337
1338		if (def != data)
1339			WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL), data);
1340	} else {
1341		def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
1342
1343		if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1344			data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1345		else
1346			data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1347
1348		if (def != data)
1349			WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data);
1350	}
1351}
1352
1353static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
1354{
1355	uint32_t def, data;
1356
1357	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1358
1359	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
1360		data &= ~(0x01000000 |
1361			  0x02000000 |
1362			  0x04000000 |
1363			  0x08000000 |
1364			  0x10000000 |
1365			  0x20000000 |
1366			  0x40000000 |
1367			  0x80000000);
1368	else
1369		data |= (0x01000000 |
1370			 0x02000000 |
1371			 0x04000000 |
1372			 0x08000000 |
1373			 0x10000000 |
1374			 0x20000000 |
1375			 0x40000000 |
1376			 0x80000000);
1377
1378	if (def != data)
1379		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
1380}
1381
1382static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
1383{
1384	uint32_t def, data;
1385
1386	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1387
1388	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1389		data |= 1;
1390	else
1391		data &= ~1;
1392
1393	if (def != data)
1394		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
1395}
1396
1397static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1398						       bool enable)
1399{
1400	uint32_t def, data;
1401
1402	def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
1403
1404	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1405		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1406			CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1407	else
1408		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1409			CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1410
1411	if (def != data)
1412		WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data);
1413}
1414
1415static int soc15_common_set_clockgating_state(void *handle,
1416					    enum amd_clockgating_state state)
1417{
1418	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1419
1420	if (amdgpu_sriov_vf(adev))
1421		return 0;
1422
1423	switch (adev->asic_type) {
1424	case CHIP_VEGA10:
1425	case CHIP_VEGA12:
1426	case CHIP_VEGA20:
1427		adev->nbio_funcs->update_medium_grain_clock_gating(adev,
1428				state == AMD_CG_STATE_GATE ? true : false);
1429		adev->nbio_funcs->update_medium_grain_light_sleep(adev,
1430				state == AMD_CG_STATE_GATE ? true : false);
1431		soc15_update_hdp_light_sleep(adev,
1432				state == AMD_CG_STATE_GATE ? true : false);
1433		soc15_update_drm_clock_gating(adev,
1434				state == AMD_CG_STATE_GATE ? true : false);
1435		soc15_update_drm_light_sleep(adev,
1436				state == AMD_CG_STATE_GATE ? true : false);
1437		soc15_update_rom_medium_grain_clock_gating(adev,
1438				state == AMD_CG_STATE_GATE ? true : false);
1439		adev->df_funcs->update_medium_grain_clock_gating(adev,
1440				state == AMD_CG_STATE_GATE ? true : false);
1441		break;
1442	case CHIP_RAVEN:
1443	case CHIP_RENOIR:
1444		adev->nbio_funcs->update_medium_grain_clock_gating(adev,
1445				state == AMD_CG_STATE_GATE ? true : false);
1446		adev->nbio_funcs->update_medium_grain_light_sleep(adev,
1447				state == AMD_CG_STATE_GATE ? true : false);
1448		soc15_update_hdp_light_sleep(adev,
1449				state == AMD_CG_STATE_GATE ? true : false);
 
1450		soc15_update_drm_clock_gating(adev,
1451				state == AMD_CG_STATE_GATE ? true : false);
1452		soc15_update_drm_light_sleep(adev,
1453				state == AMD_CG_STATE_GATE ? true : false);
1454		soc15_update_rom_medium_grain_clock_gating(adev,
1455				state == AMD_CG_STATE_GATE ? true : false);
1456		break;
1457	case CHIP_ARCTURUS:
1458		soc15_update_hdp_light_sleep(adev,
1459				state == AMD_CG_STATE_GATE ? true : false);
 
1460		break;
1461	default:
1462		break;
1463	}
1464	return 0;
1465}
1466
1467static void soc15_common_get_clockgating_state(void *handle, u32 *flags)
1468{
1469	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1470	int data;
1471
1472	if (amdgpu_sriov_vf(adev))
1473		*flags = 0;
1474
1475	adev->nbio_funcs->get_clockgating_state(adev, flags);
 
1476
1477	/* AMD_CG_SUPPORT_HDP_LS */
1478	data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
1479	if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1480		*flags |= AMD_CG_SUPPORT_HDP_LS;
1481
1482	/* AMD_CG_SUPPORT_DRM_MGCG */
1483	data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1484	if (!(data & 0x01000000))
1485		*flags |= AMD_CG_SUPPORT_DRM_MGCG;
1486
1487	/* AMD_CG_SUPPORT_DRM_LS */
1488	data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1489	if (data & 0x1)
1490		*flags |= AMD_CG_SUPPORT_DRM_LS;
 
1491
1492	/* AMD_CG_SUPPORT_ROM_MGCG */
1493	data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
1494	if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1495		*flags |= AMD_CG_SUPPORT_ROM_MGCG;
1496
1497	adev->df_funcs->get_clockgating_state(adev, flags);
 
1498}
1499
1500static int soc15_common_set_powergating_state(void *handle,
1501					    enum amd_powergating_state state)
1502{
1503	/* todo */
1504	return 0;
1505}
1506
1507const struct amd_ip_funcs soc15_common_ip_funcs = {
1508	.name = "soc15_common",
1509	.early_init = soc15_common_early_init,
1510	.late_init = soc15_common_late_init,
1511	.sw_init = soc15_common_sw_init,
1512	.sw_fini = soc15_common_sw_fini,
1513	.hw_init = soc15_common_hw_init,
1514	.hw_fini = soc15_common_hw_fini,
1515	.suspend = soc15_common_suspend,
1516	.resume = soc15_common_resume,
1517	.is_idle = soc15_common_is_idle,
1518	.wait_for_idle = soc15_common_wait_for_idle,
1519	.soft_reset = soc15_common_soft_reset,
1520	.set_clockgating_state = soc15_common_set_clockgating_state,
1521	.set_powergating_state = soc15_common_set_powergating_state,
1522	.get_clockgating_state= soc15_common_get_clockgating_state,
1523};