drivers/gpu/drm/amd/amdgpu/soc15.c

   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
  88 static const struct amd_ip_funcs soc15_common_ip_funcs;
  89
  90 /* Vega, Raven, Arcturus */
  91 static 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
  97 static 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 */
 104 static 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
 114 static 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 */
 121 static 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
 132 static 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 */
 139 static 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
 150 static 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
 156 static 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
 164 static 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
 169 static const struct amdgpu_video_codecs vcn_4_0_3_video_codecs_encode = {
 170         .codec_count = 0,
 171         .codec_array = NULL,
 172 };
 173
 174 static 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
 218 static 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
 233 static 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
 246 static 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
 261 static 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
 274 static 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
 286 static 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
 296 static 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
 308 static 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
 318 static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
 319 {
 320         return adev->nbio.funcs->get_memsize(adev);
 321 }
 322
 323 static 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
 339 void 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
 351 static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
 352 {
 353         /* todo */
 354         return false;
 355 }
 356
 357 static 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
 380 static 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
 397 static 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
 412 static 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
 447 void 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
 482 static 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
 502 static enum amd_reset_method
 503 soc15_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
 577 static 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
 595 static 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
 623 static 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
 647 static 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
 660 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 661 {
 662         /* todo */
 663
 664         return 0;
 665 }
 666
 667 static 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
 676 const 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
 685 static 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
 710 void 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
 720 static bool soc15_need_full_reset(struct amdgpu_device *adev)
 721 {
 722         /* change this when we implement soft reset */
 723         return true;
 724 }
 725
 726 static 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
 773 static 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
 822 static 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
 849 static 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
 861 static void soc15_pre_asic_init(struct amdgpu_device *adev)
 862 {
 863         gmc_v9_0_restore_registers(adev);
 864 }
 865
 866 static 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
 887 static 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
 908 static 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
 930 static 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
1206 static 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
1221 static 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
1235 static 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
1245 static 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
1259 static 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
1288 static 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
1317 static 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
1324 static 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
1335 static bool soc15_common_is_idle(void *handle)
1336 {
1337         return true;
1338 }
1339
1340 static int soc15_common_wait_for_idle(void *handle)
1341 {
1342         return 0;
1343 }
1344
1345 static int soc15_common_soft_reset(void *handle)
1346 {
1347         return 0;
1348 }
1349
1350 static 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
1379 static 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
1394 static 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
1446 static 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
1481 static int soc15_common_set_powergating_state(void *handle,
1482                                             enum amd_powergating_state state)
1483 {
1484         /* todo */
1485         return 0;
1486 }
1487
1488 static 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 };