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

   1 /*
   2  * Copyright 2022 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 "amdgpu.h"
  24 #include "soc15.h"
  25
  26 #include "soc15_common.h"
  27 #include "amdgpu_reg_state.h"
  28 #include "amdgpu_xcp.h"
  29 #include "gfx_v9_4_3.h"
  30 #include "gfxhub_v1_2.h"
  31 #include "sdma_v4_4_2.h"
  32
  33 #define XCP_INST_MASK(num_inst, xcp_id)                                        \
  34         (num_inst ? GENMASK(num_inst - 1, 0) << (xcp_id * num_inst) : 0)
  35
  36 #define AMDGPU_XCP_OPS_KFD      (1 << 0)
  37
  38 void aqua_vanjaram_doorbell_index_init(struct amdgpu_device *adev)
  39 {
  40         int i;
  41
  42         adev->doorbell_index.kiq = AMDGPU_DOORBELL_LAYOUT1_KIQ_START;
  43
  44         adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_LAYOUT1_MEC_RING_START;
  45
  46         adev->doorbell_index.userqueue_start = AMDGPU_DOORBELL_LAYOUT1_USERQUEUE_START;
  47         adev->doorbell_index.userqueue_end = AMDGPU_DOORBELL_LAYOUT1_USERQUEUE_END;
  48         adev->doorbell_index.xcc_doorbell_range = AMDGPU_DOORBELL_LAYOUT1_XCC_RANGE;
  49
  50         adev->doorbell_index.sdma_doorbell_range = 20;
  51         for (i = 0; i < adev->sdma.num_instances; i++)
  52                 adev->doorbell_index.sdma_engine[i] =
  53                         AMDGPU_DOORBELL_LAYOUT1_sDMA_ENGINE_START +
  54                         i * (adev->doorbell_index.sdma_doorbell_range >> 1);
  55
  56         adev->doorbell_index.ih = AMDGPU_DOORBELL_LAYOUT1_IH;
  57         adev->doorbell_index.vcn.vcn_ring0_1 = AMDGPU_DOORBELL_LAYOUT1_VCN_START;
  58
  59         adev->doorbell_index.first_non_cp = AMDGPU_DOORBELL_LAYOUT1_FIRST_NON_CP;
  60         adev->doorbell_index.last_non_cp = AMDGPU_DOORBELL_LAYOUT1_LAST_NON_CP;
  61
  62         adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_LAYOUT1_MAX_ASSIGNMENT << 1;
  63 }
  64
  65 static bool aqua_vanjaram_xcp_vcn_shared(struct amdgpu_device *adev)
  66 {
  67         return (adev->xcp_mgr->num_xcps > adev->vcn.num_vcn_inst);
  68 }
  69
  70 static void aqua_vanjaram_set_xcp_id(struct amdgpu_device *adev,
  71                              uint32_t inst_idx, struct amdgpu_ring *ring)
  72 {
  73         int xcp_id;
  74         enum AMDGPU_XCP_IP_BLOCK ip_blk;
  75         uint32_t inst_mask;
  76
  77         ring->xcp_id = AMDGPU_XCP_NO_PARTITION;
  78         if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE)
  79                 adev->gfx.enforce_isolation[0].xcp_id = ring->xcp_id;
  80         if (adev->xcp_mgr->mode == AMDGPU_XCP_MODE_NONE)
  81                 return;
  82
  83         inst_mask = 1 << inst_idx;
  84
  85         switch (ring->funcs->type) {
  86         case AMDGPU_HW_IP_GFX:
  87         case AMDGPU_RING_TYPE_COMPUTE:
  88         case AMDGPU_RING_TYPE_KIQ:
  89                 ip_blk = AMDGPU_XCP_GFX;
  90                 break;
  91         case AMDGPU_RING_TYPE_SDMA:
  92                 ip_blk = AMDGPU_XCP_SDMA;
  93                 break;
  94         case AMDGPU_RING_TYPE_VCN_ENC:
  95         case AMDGPU_RING_TYPE_VCN_JPEG:
  96                 ip_blk = AMDGPU_XCP_VCN;
  97                 break;
  98         default:
  99                 DRM_ERROR("Not support ring type %d!", ring->funcs->type);
 100                 return;
 101         }
 102
 103         for (xcp_id = 0; xcp_id < adev->xcp_mgr->num_xcps; xcp_id++) {
 104                 if (adev->xcp_mgr->xcp[xcp_id].ip[ip_blk].inst_mask & inst_mask) {
 105                         ring->xcp_id = xcp_id;
 106                         dev_dbg(adev->dev, "ring:%s xcp_id :%u", ring->name,
 107                                 ring->xcp_id);
 108                         if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE)
 109                                 adev->gfx.enforce_isolation[xcp_id].xcp_id = xcp_id;
 110                         break;
 111                 }
 112         }
 113 }
 114
 115 static void aqua_vanjaram_xcp_gpu_sched_update(
 116                 struct amdgpu_device *adev,
 117                 struct amdgpu_ring *ring,
 118                 unsigned int sel_xcp_id)
 119 {
 120         unsigned int *num_gpu_sched;
 121
 122         num_gpu_sched = &adev->xcp_mgr->xcp[sel_xcp_id]
 123                         .gpu_sched[ring->funcs->type][ring->hw_prio].num_scheds;
 124         adev->xcp_mgr->xcp[sel_xcp_id].gpu_sched[ring->funcs->type][ring->hw_prio]
 125                         .sched[(*num_gpu_sched)++] = &ring->sched;
 126         DRM_DEBUG("%s :[%d] gpu_sched[%d][%d] = %d", ring->name,
 127                         sel_xcp_id, ring->funcs->type,
 128                         ring->hw_prio, *num_gpu_sched);
 129 }
 130
 131 static int aqua_vanjaram_xcp_sched_list_update(
 132                 struct amdgpu_device *adev)
 133 {
 134         struct amdgpu_ring *ring;
 135         int i;
 136
 137         for (i = 0; i < MAX_XCP; i++) {
 138                 atomic_set(&adev->xcp_mgr->xcp[i].ref_cnt, 0);
 139                 memset(adev->xcp_mgr->xcp[i].gpu_sched, 0, sizeof(adev->xcp_mgr->xcp->gpu_sched));
 140         }
 141
 142         if (adev->xcp_mgr->mode == AMDGPU_XCP_MODE_NONE)
 143                 return 0;
 144
 145         for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
 146                 ring = adev->rings[i];
 147                 if (!ring || !ring->sched.ready || ring->no_scheduler)
 148                         continue;
 149
 150                 aqua_vanjaram_xcp_gpu_sched_update(adev, ring, ring->xcp_id);
 151
 152                 /* VCN may be shared by two partitions under CPX MODE in certain
 153                  * configs.
 154                  */
 155                 if ((ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC ||
 156                      ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG) &&
 157                     aqua_vanjaram_xcp_vcn_shared(adev))
 158                         aqua_vanjaram_xcp_gpu_sched_update(adev, ring, ring->xcp_id + 1);
 159         }
 160
 161         return 0;
 162 }
 163
 164 static int aqua_vanjaram_update_partition_sched_list(struct amdgpu_device *adev)
 165 {
 166         int i;
 167
 168         for (i = 0; i < adev->num_rings; i++) {
 169                 struct amdgpu_ring *ring = adev->rings[i];
 170
 171                 if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE ||
 172                         ring->funcs->type == AMDGPU_RING_TYPE_KIQ)
 173                         aqua_vanjaram_set_xcp_id(adev, ring->xcc_id, ring);
 174                 else
 175                         aqua_vanjaram_set_xcp_id(adev, ring->me, ring);
 176         }
 177
 178         return aqua_vanjaram_xcp_sched_list_update(adev);
 179 }
 180
 181 static int aqua_vanjaram_select_scheds(
 182                 struct amdgpu_device *adev,
 183                 u32 hw_ip,
 184                 u32 hw_prio,
 185                 struct amdgpu_fpriv *fpriv,
 186                 unsigned int *num_scheds,
 187                 struct drm_gpu_scheduler ***scheds)
 188 {
 189         u32 sel_xcp_id;
 190         int i;
 191
 192         if (fpriv->xcp_id == AMDGPU_XCP_NO_PARTITION) {
 193                 u32 least_ref_cnt = ~0;
 194
 195                 fpriv->xcp_id = 0;
 196                 for (i = 0; i < adev->xcp_mgr->num_xcps; i++) {
 197                         u32 total_ref_cnt;
 198
 199                         total_ref_cnt = atomic_read(&adev->xcp_mgr->xcp[i].ref_cnt);
 200                         if (total_ref_cnt < least_ref_cnt) {
 201                                 fpriv->xcp_id = i;
 202                                 least_ref_cnt = total_ref_cnt;
 203                         }
 204                 }
 205         }
 206         sel_xcp_id = fpriv->xcp_id;
 207
 208         if (adev->xcp_mgr->xcp[sel_xcp_id].gpu_sched[hw_ip][hw_prio].num_scheds) {
 209                 *num_scheds = adev->xcp_mgr->xcp[fpriv->xcp_id].gpu_sched[hw_ip][hw_prio].num_scheds;
 210                 *scheds = adev->xcp_mgr->xcp[fpriv->xcp_id].gpu_sched[hw_ip][hw_prio].sched;
 211                 atomic_inc(&adev->xcp_mgr->xcp[sel_xcp_id].ref_cnt);
 212                 DRM_DEBUG("Selected partition #%d", sel_xcp_id);
 213         } else {
 214                 DRM_ERROR("Failed to schedule partition #%d.", sel_xcp_id);
 215                 return -ENOENT;
 216         }
 217
 218         return 0;
 219 }
 220
 221 static int8_t aqua_vanjaram_logical_to_dev_inst(struct amdgpu_device *adev,
 222                                          enum amd_hw_ip_block_type block,
 223                                          int8_t inst)
 224 {
 225         int8_t dev_inst;
 226
 227         switch (block) {
 228         case GC_HWIP:
 229         case SDMA0_HWIP:
 230         /* Both JPEG and VCN as JPEG is only alias of VCN */
 231         case VCN_HWIP:
 232                 dev_inst = adev->ip_map.dev_inst[block][inst];
 233                 break;
 234         default:
 235                 /* For rest of the IPs, no look up required.
 236                  * Assume 'logical instance == physical instance' for all configs. */
 237                 dev_inst = inst;
 238                 break;
 239         }
 240
 241         return dev_inst;
 242 }
 243
 244 static uint32_t aqua_vanjaram_logical_to_dev_mask(struct amdgpu_device *adev,
 245                                          enum amd_hw_ip_block_type block,
 246                                          uint32_t mask)
 247 {
 248         uint32_t dev_mask = 0;
 249         int8_t log_inst, dev_inst;
 250
 251         while (mask) {
 252                 log_inst = ffs(mask) - 1;
 253                 dev_inst = aqua_vanjaram_logical_to_dev_inst(adev, block, log_inst);
 254                 dev_mask |= (1 << dev_inst);
 255                 mask &= ~(1 << log_inst);
 256         }
 257
 258         return dev_mask;
 259 }
 260
 261 static void aqua_vanjaram_populate_ip_map(struct amdgpu_device *adev,
 262                                           enum amd_hw_ip_block_type ip_block,
 263                                           uint32_t inst_mask)
 264 {
 265         int l = 0, i;
 266
 267         while (inst_mask) {
 268                 i = ffs(inst_mask) - 1;
 269                 adev->ip_map.dev_inst[ip_block][l++] = i;
 270                 inst_mask &= ~(1 << i);
 271         }
 272         for (; l < HWIP_MAX_INSTANCE; l++)
 273                 adev->ip_map.dev_inst[ip_block][l] = -1;
 274 }
 275
 276 void aqua_vanjaram_ip_map_init(struct amdgpu_device *adev)
 277 {
 278         u32 ip_map[][2] = {
 279                 { GC_HWIP, adev->gfx.xcc_mask },
 280                 { SDMA0_HWIP, adev->sdma.sdma_mask },
 281                 { VCN_HWIP, adev->vcn.inst_mask },
 282         };
 283         int i;
 284
 285         for (i = 0; i < ARRAY_SIZE(ip_map); ++i)
 286                 aqua_vanjaram_populate_ip_map(adev, ip_map[i][0], ip_map[i][1]);
 287
 288         adev->ip_map.logical_to_dev_inst = aqua_vanjaram_logical_to_dev_inst;
 289         adev->ip_map.logical_to_dev_mask = aqua_vanjaram_logical_to_dev_mask;
 290 }
 291
 292 /* Fixed pattern for smn addressing on different AIDs:
 293  *   bit[34]: indicate cross AID access
 294  *   bit[33:32]: indicate target AID id
 295  * AID id range is 0 ~ 3 as maximum AID number is 4.
 296  */
 297 u64 aqua_vanjaram_encode_ext_smn_addressing(int ext_id)
 298 {
 299         u64 ext_offset;
 300
 301         /* local routing and bit[34:32] will be zeros */
 302         if (ext_id == 0)
 303                 return 0;
 304
 305         /* Initiated from host, accessing to all non-zero aids are cross traffic */
 306         ext_offset = ((u64)(ext_id & 0x3) << 32) | (1ULL << 34);
 307
 308         return ext_offset;
 309 }
 310
 311 static enum amdgpu_gfx_partition
 312 __aqua_vanjaram_calc_xcp_mode(struct amdgpu_xcp_mgr *xcp_mgr)
 313 {
 314         struct amdgpu_device *adev = xcp_mgr->adev;
 315         int num_xcc, num_xcc_per_xcp = 0, mode = 0;
 316
 317         num_xcc = NUM_XCC(xcp_mgr->adev->gfx.xcc_mask);
 318         if (adev->gfx.funcs->get_xccs_per_xcp)
 319                 num_xcc_per_xcp = adev->gfx.funcs->get_xccs_per_xcp(adev);
 320         if ((num_xcc_per_xcp) && (num_xcc % num_xcc_per_xcp == 0))
 321                 mode = num_xcc / num_xcc_per_xcp;
 322
 323         if (num_xcc_per_xcp == 1)
 324                 return AMDGPU_CPX_PARTITION_MODE;
 325
 326         switch (mode) {
 327         case 1:
 328                 return AMDGPU_SPX_PARTITION_MODE;
 329         case 2:
 330                 return AMDGPU_DPX_PARTITION_MODE;
 331         case 3:
 332                 return AMDGPU_TPX_PARTITION_MODE;
 333         case 4:
 334                 return AMDGPU_QPX_PARTITION_MODE;
 335         default:
 336                 return AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE;
 337         }
 338
 339         return AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE;
 340 }
 341
 342 static int aqua_vanjaram_query_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr)
 343 {
 344         enum amdgpu_gfx_partition derv_mode,
 345                 mode = AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE;
 346         struct amdgpu_device *adev = xcp_mgr->adev;
 347
 348         derv_mode = __aqua_vanjaram_calc_xcp_mode(xcp_mgr);
 349
 350         if (amdgpu_sriov_vf(adev))
 351                 return derv_mode;
 352
 353         if (adev->nbio.funcs->get_compute_partition_mode) {
 354                 mode = adev->nbio.funcs->get_compute_partition_mode(adev);
 355                 if (mode != derv_mode)
 356                         dev_warn(
 357                                 adev->dev,
 358                                 "Mismatch in compute partition mode - reported : %d derived : %d",
 359                                 mode, derv_mode);
 360         }
 361
 362         return mode;
 363 }
 364
 365 static int __aqua_vanjaram_get_xcc_per_xcp(struct amdgpu_xcp_mgr *xcp_mgr, int mode)
 366 {
 367         int num_xcc, num_xcc_per_xcp = 0;
 368
 369         num_xcc = NUM_XCC(xcp_mgr->adev->gfx.xcc_mask);
 370
 371         switch (mode) {
 372         case AMDGPU_SPX_PARTITION_MODE:
 373                 num_xcc_per_xcp = num_xcc;
 374                 break;
 375         case AMDGPU_DPX_PARTITION_MODE:
 376                 num_xcc_per_xcp = num_xcc / 2;
 377                 break;
 378         case AMDGPU_TPX_PARTITION_MODE:
 379                 num_xcc_per_xcp = num_xcc / 3;
 380                 break;
 381         case AMDGPU_QPX_PARTITION_MODE:
 382                 num_xcc_per_xcp = num_xcc / 4;
 383                 break;
 384         case AMDGPU_CPX_PARTITION_MODE:
 385                 num_xcc_per_xcp = 1;
 386                 break;
 387         }
 388
 389         return num_xcc_per_xcp;
 390 }
 391
 392 static int __aqua_vanjaram_get_xcp_ip_info(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id,
 393                                     enum AMDGPU_XCP_IP_BLOCK ip_id,
 394                                     struct amdgpu_xcp_ip *ip)
 395 {
 396         struct amdgpu_device *adev = xcp_mgr->adev;
 397         int num_sdma, num_vcn, num_shared_vcn, num_xcp;
 398         int num_xcc_xcp, num_sdma_xcp, num_vcn_xcp;
 399
 400         num_sdma = adev->sdma.num_instances;
 401         num_vcn = adev->vcn.num_vcn_inst;
 402         num_shared_vcn = 1;
 403
 404         num_xcc_xcp = adev->gfx.num_xcc_per_xcp;
 405         num_xcp = NUM_XCC(adev->gfx.xcc_mask) / num_xcc_xcp;
 406
 407         switch (xcp_mgr->mode) {
 408         case AMDGPU_SPX_PARTITION_MODE:
 409         case AMDGPU_DPX_PARTITION_MODE:
 410         case AMDGPU_TPX_PARTITION_MODE:
 411         case AMDGPU_QPX_PARTITION_MODE:
 412         case AMDGPU_CPX_PARTITION_MODE:
 413                 num_sdma_xcp = DIV_ROUND_UP(num_sdma, num_xcp);
 414                 num_vcn_xcp = DIV_ROUND_UP(num_vcn, num_xcp);
 415                 break;
 416         default:
 417                 return -EINVAL;
 418         }
 419
 420         if (num_vcn && num_xcp > num_vcn)
 421                 num_shared_vcn = num_xcp / num_vcn;
 422
 423         switch (ip_id) {
 424         case AMDGPU_XCP_GFXHUB:
 425                 ip->inst_mask = XCP_INST_MASK(num_xcc_xcp, xcp_id);
 426                 ip->ip_funcs = &gfxhub_v1_2_xcp_funcs;
 427                 break;
 428         case AMDGPU_XCP_GFX:
 429                 ip->inst_mask = XCP_INST_MASK(num_xcc_xcp, xcp_id);
 430                 ip->ip_funcs = &gfx_v9_4_3_xcp_funcs;
 431                 break;
 432         case AMDGPU_XCP_SDMA:
 433                 ip->inst_mask = XCP_INST_MASK(num_sdma_xcp, xcp_id);
 434                 ip->ip_funcs = &sdma_v4_4_2_xcp_funcs;
 435                 break;
 436         case AMDGPU_XCP_VCN:
 437                 ip->inst_mask =
 438                         XCP_INST_MASK(num_vcn_xcp, xcp_id / num_shared_vcn);
 439                 /* TODO : Assign IP funcs */
 440                 break;
 441         default:
 442                 return -EINVAL;
 443         }
 444
 445         ip->ip_id = ip_id;
 446
 447         return 0;
 448 }
 449
 450 static int aqua_vanjaram_get_xcp_res_info(struct amdgpu_xcp_mgr *xcp_mgr,
 451                                           int mode,
 452                                           struct amdgpu_xcp_cfg *xcp_cfg)
 453 {
 454         struct amdgpu_device *adev = xcp_mgr->adev;
 455         int max_res[AMDGPU_XCP_RES_MAX] = {};
 456         bool res_lt_xcp;
 457         int num_xcp, i;
 458
 459         if (!(xcp_mgr->supp_xcp_modes & BIT(mode)))
 460                 return -EINVAL;
 461
 462         max_res[AMDGPU_XCP_RES_XCC] = NUM_XCC(adev->gfx.xcc_mask);
 463         max_res[AMDGPU_XCP_RES_DMA] = adev->sdma.num_instances;
 464         max_res[AMDGPU_XCP_RES_DEC] = adev->vcn.num_vcn_inst;
 465         max_res[AMDGPU_XCP_RES_JPEG] = adev->jpeg.num_jpeg_inst;
 466
 467         switch (mode) {
 468         case AMDGPU_SPX_PARTITION_MODE:
 469                 num_xcp = 1;
 470                 break;
 471         case AMDGPU_DPX_PARTITION_MODE:
 472                 num_xcp = 2;
 473                 break;
 474         case AMDGPU_TPX_PARTITION_MODE:
 475                 num_xcp = 3;
 476                 break;
 477         case AMDGPU_QPX_PARTITION_MODE:
 478                 num_xcp = 4;
 479                 break;
 480         case AMDGPU_CPX_PARTITION_MODE:
 481                 num_xcp = NUM_XCC(adev->gfx.xcc_mask);
 482                 break;
 483         default:
 484                 return -EINVAL;
 485         }
 486
 487         xcp_cfg->num_res = ARRAY_SIZE(max_res);
 488
 489         for (i = 0; i < xcp_cfg->num_res; i++) {
 490                 res_lt_xcp = max_res[i] < num_xcp;
 491                 xcp_cfg->xcp_res[i].id = i;
 492                 xcp_cfg->xcp_res[i].num_inst =
 493                         res_lt_xcp ? 1 : max_res[i] / num_xcp;
 494                 xcp_cfg->xcp_res[i].num_inst =
 495                         i == AMDGPU_XCP_RES_JPEG ?
 496                         xcp_cfg->xcp_res[i].num_inst *
 497                         adev->jpeg.num_jpeg_rings : xcp_cfg->xcp_res[i].num_inst;
 498                 xcp_cfg->xcp_res[i].num_shared =
 499                         res_lt_xcp ? num_xcp / max_res[i] : 1;
 500         }
 501
 502         return 0;
 503 }
 504
 505 static enum amdgpu_gfx_partition
 506 __aqua_vanjaram_get_auto_mode(struct amdgpu_xcp_mgr *xcp_mgr)
 507 {
 508         struct amdgpu_device *adev = xcp_mgr->adev;
 509         int num_xcc;
 510
 511         num_xcc = NUM_XCC(xcp_mgr->adev->gfx.xcc_mask);
 512
 513         if (adev->gmc.num_mem_partitions == 1)
 514                 return AMDGPU_SPX_PARTITION_MODE;
 515
 516         if (adev->gmc.num_mem_partitions == num_xcc)
 517                 return AMDGPU_CPX_PARTITION_MODE;
 518
 519         if (adev->gmc.num_mem_partitions == num_xcc / 2)
 520                 return (adev->flags & AMD_IS_APU) ? AMDGPU_TPX_PARTITION_MODE :
 521                                                     AMDGPU_CPX_PARTITION_MODE;
 522
 523         if (adev->gmc.num_mem_partitions == 2 && !(adev->flags & AMD_IS_APU))
 524                 return AMDGPU_DPX_PARTITION_MODE;
 525
 526         return AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE;
 527 }
 528
 529 static bool __aqua_vanjaram_is_valid_mode(struct amdgpu_xcp_mgr *xcp_mgr,
 530                                           enum amdgpu_gfx_partition mode)
 531 {
 532         struct amdgpu_device *adev = xcp_mgr->adev;
 533         int num_xcc, num_xccs_per_xcp;
 534
 535         num_xcc = NUM_XCC(adev->gfx.xcc_mask);
 536         switch (mode) {
 537         case AMDGPU_SPX_PARTITION_MODE:
 538                 return adev->gmc.num_mem_partitions == 1 && num_xcc > 0;
 539         case AMDGPU_DPX_PARTITION_MODE:
 540                 return adev->gmc.num_mem_partitions != 8 && (num_xcc % 4) == 0;
 541         case AMDGPU_TPX_PARTITION_MODE:
 542                 return (adev->gmc.num_mem_partitions == 1 ||
 543                         adev->gmc.num_mem_partitions == 3) &&
 544                        ((num_xcc % 3) == 0);
 545         case AMDGPU_QPX_PARTITION_MODE:
 546                 num_xccs_per_xcp = num_xcc / 4;
 547                 return (adev->gmc.num_mem_partitions == 1 ||
 548                         adev->gmc.num_mem_partitions == 4) &&
 549                        (num_xccs_per_xcp >= 2);
 550         case AMDGPU_CPX_PARTITION_MODE:
 551                 return ((num_xcc > 1) &&
 552                        (adev->gmc.num_mem_partitions == 1 || adev->gmc.num_mem_partitions == 4) &&
 553                        (num_xcc % adev->gmc.num_mem_partitions) == 0);
 554         default:
 555                 return false;
 556         }
 557
 558         return false;
 559 }
 560
 561 static int __aqua_vanjaram_pre_partition_switch(struct amdgpu_xcp_mgr *xcp_mgr, u32 flags)
 562 {
 563         /* TODO:
 564          * Stop user queues and threads, and make sure GPU is empty of work.
 565          */
 566
 567         if (flags & AMDGPU_XCP_OPS_KFD)
 568                 amdgpu_amdkfd_device_fini_sw(xcp_mgr->adev);
 569
 570         return 0;
 571 }
 572
 573 static int __aqua_vanjaram_post_partition_switch(struct amdgpu_xcp_mgr *xcp_mgr, u32 flags)
 574 {
 575         int ret = 0;
 576
 577         if (flags & AMDGPU_XCP_OPS_KFD) {
 578                 amdgpu_amdkfd_device_probe(xcp_mgr->adev);
 579                 amdgpu_amdkfd_device_init(xcp_mgr->adev);
 580                 /* If KFD init failed, return failure */
 581                 if (!xcp_mgr->adev->kfd.init_complete)
 582                         ret = -EIO;
 583         }
 584
 585         return ret;
 586 }
 587
 588 static void
 589 __aqua_vanjaram_update_supported_modes(struct amdgpu_xcp_mgr *xcp_mgr)
 590 {
 591         struct amdgpu_device *adev = xcp_mgr->adev;
 592
 593         xcp_mgr->supp_xcp_modes = 0;
 594
 595         switch (NUM_XCC(adev->gfx.xcc_mask)) {
 596         case 8:
 597                 xcp_mgr->supp_xcp_modes = BIT(AMDGPU_SPX_PARTITION_MODE) |
 598                                           BIT(AMDGPU_DPX_PARTITION_MODE) |
 599                                           BIT(AMDGPU_QPX_PARTITION_MODE) |
 600                                           BIT(AMDGPU_CPX_PARTITION_MODE);
 601                 break;
 602         case 6:
 603                 xcp_mgr->supp_xcp_modes = BIT(AMDGPU_SPX_PARTITION_MODE) |
 604                                           BIT(AMDGPU_TPX_PARTITION_MODE) |
 605                                           BIT(AMDGPU_CPX_PARTITION_MODE);
 606                 break;
 607         case 4:
 608                 xcp_mgr->supp_xcp_modes = BIT(AMDGPU_SPX_PARTITION_MODE) |
 609                                           BIT(AMDGPU_DPX_PARTITION_MODE) |
 610                                           BIT(AMDGPU_CPX_PARTITION_MODE);
 611                 break;
 612         /* this seems only existing in emulation phase */
 613         case 2:
 614                 xcp_mgr->supp_xcp_modes = BIT(AMDGPU_SPX_PARTITION_MODE) |
 615                                           BIT(AMDGPU_CPX_PARTITION_MODE);
 616                 break;
 617         case 1:
 618                 xcp_mgr->supp_xcp_modes = BIT(AMDGPU_SPX_PARTITION_MODE) |
 619                                           BIT(AMDGPU_CPX_PARTITION_MODE);
 620                 break;
 621
 622         default:
 623                 break;
 624         }
 625 }
 626
 627 static void __aqua_vanjaram_update_available_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr)
 628 {
 629         int mode;
 630
 631         xcp_mgr->avail_xcp_modes = 0;
 632
 633         for_each_inst(mode, xcp_mgr->supp_xcp_modes) {
 634                 if (__aqua_vanjaram_is_valid_mode(xcp_mgr, mode))
 635                         xcp_mgr->avail_xcp_modes |= BIT(mode);
 636         }
 637 }
 638
 639 static int aqua_vanjaram_switch_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr,
 640                                                int mode, int *num_xcps)
 641 {
 642         int num_xcc_per_xcp, num_xcc, ret;
 643         struct amdgpu_device *adev;
 644         u32 flags = 0;
 645
 646         adev = xcp_mgr->adev;
 647         num_xcc = NUM_XCC(adev->gfx.xcc_mask);
 648
 649         if (mode == AMDGPU_AUTO_COMPUTE_PARTITION_MODE) {
 650                 mode = __aqua_vanjaram_get_auto_mode(xcp_mgr);
 651                 if (mode == AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE) {
 652                         dev_err(adev->dev,
 653                                 "Invalid config, no compatible compute partition mode found, available memory partitions: %d",
 654                                 adev->gmc.num_mem_partitions);
 655                         return -EINVAL;
 656                 }
 657         } else if (!__aqua_vanjaram_is_valid_mode(xcp_mgr, mode)) {
 658                 dev_err(adev->dev,
 659                         "Invalid compute partition mode requested, requested: %s, available memory partitions: %d",
 660                         amdgpu_gfx_compute_mode_desc(mode), adev->gmc.num_mem_partitions);
 661                 return -EINVAL;
 662         }
 663
 664         if (adev->kfd.init_complete && !amdgpu_in_reset(adev))
 665                 flags |= AMDGPU_XCP_OPS_KFD;
 666
 667         if (flags & AMDGPU_XCP_OPS_KFD) {
 668                 ret = amdgpu_amdkfd_check_and_lock_kfd(adev);
 669                 if (ret)
 670                         goto out;
 671         }
 672
 673         ret = __aqua_vanjaram_pre_partition_switch(xcp_mgr, flags);
 674         if (ret)
 675                 goto unlock;
 676
 677         num_xcc_per_xcp = __aqua_vanjaram_get_xcc_per_xcp(xcp_mgr, mode);
 678         if (adev->gfx.funcs->switch_partition_mode)
 679                 adev->gfx.funcs->switch_partition_mode(xcp_mgr->adev,
 680                                                        num_xcc_per_xcp);
 681
 682         /* Init info about new xcps */
 683         *num_xcps = num_xcc / num_xcc_per_xcp;
 684         amdgpu_xcp_init(xcp_mgr, *num_xcps, mode);
 685
 686         ret = __aqua_vanjaram_post_partition_switch(xcp_mgr, flags);
 687         if (!ret)
 688                 __aqua_vanjaram_update_available_partition_mode(xcp_mgr);
 689 unlock:
 690         if (flags & AMDGPU_XCP_OPS_KFD)
 691                 amdgpu_amdkfd_unlock_kfd(adev);
 692 out:
 693         return ret;
 694 }
 695
 696 static int __aqua_vanjaram_get_xcp_mem_id(struct amdgpu_device *adev,
 697                                           int xcc_id, uint8_t *mem_id)
 698 {
 699         /* memory/spatial modes validation check is already done */
 700         *mem_id = xcc_id / adev->gfx.num_xcc_per_xcp;
 701         *mem_id /= adev->xcp_mgr->num_xcp_per_mem_partition;
 702
 703         return 0;
 704 }
 705
 706 static int aqua_vanjaram_get_xcp_mem_id(struct amdgpu_xcp_mgr *xcp_mgr,
 707                                         struct amdgpu_xcp *xcp, uint8_t *mem_id)
 708 {
 709         struct amdgpu_numa_info numa_info;
 710         struct amdgpu_device *adev;
 711         uint32_t xcc_mask;
 712         int r, i, xcc_id;
 713
 714         adev = xcp_mgr->adev;
 715         /* TODO: BIOS is not returning the right info now
 716          * Check on this later
 717          */
 718         /*
 719         if (adev->gmc.gmc_funcs->query_mem_partition_mode)
 720                 mode = adev->gmc.gmc_funcs->query_mem_partition_mode(adev);
 721         */
 722         if (adev->gmc.num_mem_partitions == 1) {
 723                 /* Only one range */
 724                 *mem_id = 0;
 725                 return 0;
 726         }
 727
 728         r = amdgpu_xcp_get_inst_details(xcp, AMDGPU_XCP_GFX, &xcc_mask);
 729         if (r || !xcc_mask)
 730                 return -EINVAL;
 731
 732         xcc_id = ffs(xcc_mask) - 1;
 733         if (!adev->gmc.is_app_apu)
 734                 return __aqua_vanjaram_get_xcp_mem_id(adev, xcc_id, mem_id);
 735
 736         r = amdgpu_acpi_get_mem_info(adev, xcc_id, &numa_info);
 737
 738         if (r)
 739                 return r;
 740
 741         r = -EINVAL;
 742         for (i = 0; i < adev->gmc.num_mem_partitions; ++i) {
 743                 if (adev->gmc.mem_partitions[i].numa.node == numa_info.nid) {
 744                         *mem_id = i;
 745                         r = 0;
 746                         break;
 747                 }
 748         }
 749
 750         return r;
 751 }
 752
 753 static int aqua_vanjaram_get_xcp_ip_details(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id,
 754                                      enum AMDGPU_XCP_IP_BLOCK ip_id,
 755                                      struct amdgpu_xcp_ip *ip)
 756 {
 757         if (!ip)
 758                 return -EINVAL;
 759
 760         return __aqua_vanjaram_get_xcp_ip_info(xcp_mgr, xcp_id, ip_id, ip);
 761 }
 762
 763 struct amdgpu_xcp_mgr_funcs aqua_vanjaram_xcp_funcs = {
 764         .switch_partition_mode = &aqua_vanjaram_switch_partition_mode,
 765         .query_partition_mode = &aqua_vanjaram_query_partition_mode,
 766         .get_ip_details = &aqua_vanjaram_get_xcp_ip_details,
 767         .get_xcp_res_info = &aqua_vanjaram_get_xcp_res_info,
 768         .get_xcp_mem_id = &aqua_vanjaram_get_xcp_mem_id,
 769         .select_scheds = &aqua_vanjaram_select_scheds,
 770         .update_partition_sched_list =
 771                 &aqua_vanjaram_update_partition_sched_list
 772 };
 773
 774 static int aqua_vanjaram_xcp_mgr_init(struct amdgpu_device *adev)
 775 {
 776         int ret;
 777
 778         if (amdgpu_sriov_vf(adev))
 779                 aqua_vanjaram_xcp_funcs.switch_partition_mode = NULL;
 780
 781         ret = amdgpu_xcp_mgr_init(adev, AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE, 1,
 782                                   &aqua_vanjaram_xcp_funcs);
 783         if (ret)
 784                 return ret;
 785
 786         __aqua_vanjaram_update_supported_modes(adev->xcp_mgr);
 787         /* TODO: Default memory node affinity init */
 788
 789         return ret;
 790 }
 791
 792 int aqua_vanjaram_init_soc_config(struct amdgpu_device *adev)
 793 {
 794         u32 mask, avail_inst, inst_mask = adev->sdma.sdma_mask;
 795         int ret, i;
 796
 797         /* generally 1 AID supports 4 instances */
 798         adev->sdma.num_inst_per_aid = 4;
 799         adev->sdma.num_instances = NUM_SDMA(adev->sdma.sdma_mask);
 800
 801         adev->aid_mask = i = 1;
 802         inst_mask >>= adev->sdma.num_inst_per_aid;
 803
 804         for (mask = (1 << adev->sdma.num_inst_per_aid) - 1; inst_mask;
 805              inst_mask >>= adev->sdma.num_inst_per_aid, ++i) {
 806                 avail_inst = inst_mask & mask;
 807                 if (avail_inst == mask || avail_inst == 0x3 ||
 808                     avail_inst == 0xc)
 809                         adev->aid_mask |= (1 << i);
 810         }
 811
 812         /* Harvest config is not used for aqua vanjaram. VCN and JPEGs will be
 813          * addressed based on logical instance ids.
 814          */
 815         adev->vcn.harvest_config = 0;
 816         adev->vcn.num_inst_per_aid = 1;
 817         adev->vcn.num_vcn_inst = hweight32(adev->vcn.inst_mask);
 818         adev->jpeg.harvest_config = 0;
 819         adev->jpeg.num_inst_per_aid = 1;
 820         adev->jpeg.num_jpeg_inst = hweight32(adev->jpeg.inst_mask);
 821
 822         ret = aqua_vanjaram_xcp_mgr_init(adev);
 823         if (ret)
 824                 return ret;
 825
 826         aqua_vanjaram_ip_map_init(adev);
 827
 828         return 0;
 829 }
 830
 831 static void aqua_read_smn(struct amdgpu_device *adev,
 832                           struct amdgpu_smn_reg_data *regdata,
 833                           uint64_t smn_addr)
 834 {
 835         regdata->addr = smn_addr;
 836         regdata->value = RREG32_PCIE(smn_addr);
 837 }
 838
 839 struct aqua_reg_list {
 840         uint64_t start_addr;
 841         uint32_t num_regs;
 842         uint32_t incrx;
 843 };
 844
 845 #define DW_ADDR_INCR    4
 846
 847 static void aqua_read_smn_ext(struct amdgpu_device *adev,
 848                               struct amdgpu_smn_reg_data *regdata,
 849                               uint64_t smn_addr, int i)
 850 {
 851         regdata->addr =
 852                 smn_addr + adev->asic_funcs->encode_ext_smn_addressing(i);
 853         regdata->value = RREG32_PCIE_EXT(regdata->addr);
 854 }
 855
 856 #define smnreg_0x1A340218       0x1A340218
 857 #define smnreg_0x1A3402E4       0x1A3402E4
 858 #define smnreg_0x1A340294       0x1A340294
 859 #define smreg_0x1A380088        0x1A380088
 860
 861 #define NUM_PCIE_SMN_REGS       14
 862
 863 static struct aqua_reg_list pcie_reg_addrs[] = {
 864         { smnreg_0x1A340218, 1, 0 },
 865         { smnreg_0x1A3402E4, 1, 0 },
 866         { smnreg_0x1A340294, 6, DW_ADDR_INCR },
 867         { smreg_0x1A380088, 6, DW_ADDR_INCR },
 868 };
 869
 870 static ssize_t aqua_vanjaram_read_pcie_state(struct amdgpu_device *adev,
 871                                              void *buf, size_t max_size)
 872 {
 873         struct amdgpu_reg_state_pcie_v1_0 *pcie_reg_state;
 874         uint32_t start_addr, incrx, num_regs, szbuf;
 875         struct amdgpu_regs_pcie_v1_0 *pcie_regs;
 876         struct amdgpu_smn_reg_data *reg_data;
 877         struct pci_dev *us_pdev, *ds_pdev;
 878         int aer_cap, r, n;
 879
 880         if (!buf || !max_size)
 881                 return -EINVAL;
 882
 883         pcie_reg_state = (struct amdgpu_reg_state_pcie_v1_0 *)buf;
 884
 885         szbuf = sizeof(*pcie_reg_state) +
 886                 amdgpu_reginst_size(1, sizeof(*pcie_regs), NUM_PCIE_SMN_REGS);
 887         /* Only one instance of pcie regs */
 888         if (max_size < szbuf)
 889                 return -EOVERFLOW;
 890
 891         pcie_regs = (struct amdgpu_regs_pcie_v1_0 *)((uint8_t *)buf +
 892                                                      sizeof(*pcie_reg_state));
 893         pcie_regs->inst_header.instance = 0;
 894         pcie_regs->inst_header.state = AMDGPU_INST_S_OK;
 895         pcie_regs->inst_header.num_smn_regs = NUM_PCIE_SMN_REGS;
 896
 897         reg_data = pcie_regs->smn_reg_values;
 898
 899         for (r = 0; r < ARRAY_SIZE(pcie_reg_addrs); r++) {
 900                 start_addr = pcie_reg_addrs[r].start_addr;
 901                 incrx = pcie_reg_addrs[r].incrx;
 902                 num_regs = pcie_reg_addrs[r].num_regs;
 903                 for (n = 0; n < num_regs; n++) {
 904                         aqua_read_smn(adev, reg_data, start_addr + n * incrx);
 905                         ++reg_data;
 906                 }
 907         }
 908
 909         ds_pdev = pci_upstream_bridge(adev->pdev);
 910         us_pdev = pci_upstream_bridge(ds_pdev);
 911
 912         pcie_capability_read_word(us_pdev, PCI_EXP_DEVSTA,
 913                                   &pcie_regs->device_status);
 914         pcie_capability_read_word(us_pdev, PCI_EXP_LNKSTA,
 915                                   &pcie_regs->link_status);
 916
 917         aer_cap = pci_find_ext_capability(us_pdev, PCI_EXT_CAP_ID_ERR);
 918         if (aer_cap) {
 919                 pci_read_config_dword(us_pdev, aer_cap + PCI_ERR_COR_STATUS,
 920                                       &pcie_regs->pcie_corr_err_status);
 921                 pci_read_config_dword(us_pdev, aer_cap + PCI_ERR_UNCOR_STATUS,
 922                                       &pcie_regs->pcie_uncorr_err_status);
 923         }
 924
 925         pci_read_config_dword(us_pdev, PCI_PRIMARY_BUS,
 926                               &pcie_regs->sub_bus_number_latency);
 927
 928         pcie_reg_state->common_header.structure_size = szbuf;
 929         pcie_reg_state->common_header.format_revision = 1;
 930         pcie_reg_state->common_header.content_revision = 0;
 931         pcie_reg_state->common_header.state_type = AMDGPU_REG_STATE_TYPE_PCIE;
 932         pcie_reg_state->common_header.num_instances = 1;
 933
 934         return pcie_reg_state->common_header.structure_size;
 935 }
 936
 937 #define smnreg_0x11A00050       0x11A00050
 938 #define smnreg_0x11A00180       0x11A00180
 939 #define smnreg_0x11A00070       0x11A00070
 940 #define smnreg_0x11A00200       0x11A00200
 941 #define smnreg_0x11A0020C       0x11A0020C
 942 #define smnreg_0x11A00210       0x11A00210
 943 #define smnreg_0x11A00108       0x11A00108
 944
 945 #define XGMI_LINK_REG(smnreg, l) ((smnreg) | (l << 20))
 946
 947 #define NUM_XGMI_SMN_REGS 25
 948
 949 static struct aqua_reg_list xgmi_reg_addrs[] = {
 950         { smnreg_0x11A00050, 1, 0 },
 951         { smnreg_0x11A00180, 16, DW_ADDR_INCR },
 952         { smnreg_0x11A00070, 4, DW_ADDR_INCR },
 953         { smnreg_0x11A00200, 1, 0 },
 954         { smnreg_0x11A0020C, 1, 0 },
 955         { smnreg_0x11A00210, 1, 0 },
 956         { smnreg_0x11A00108, 1, 0 },
 957 };
 958
 959 static ssize_t aqua_vanjaram_read_xgmi_state(struct amdgpu_device *adev,
 960                                              void *buf, size_t max_size)
 961 {
 962         struct amdgpu_reg_state_xgmi_v1_0 *xgmi_reg_state;
 963         uint32_t start_addr, incrx, num_regs, szbuf;
 964         struct amdgpu_regs_xgmi_v1_0 *xgmi_regs;
 965         struct amdgpu_smn_reg_data *reg_data;
 966         const int max_xgmi_instances = 8;
 967         int inst = 0, i, j, r, n;
 968         const int xgmi_inst = 2;
 969         void *p;
 970
 971         if (!buf || !max_size)
 972                 return -EINVAL;
 973
 974         xgmi_reg_state = (struct amdgpu_reg_state_xgmi_v1_0 *)buf;
 975
 976         szbuf = sizeof(*xgmi_reg_state) +
 977                 amdgpu_reginst_size(max_xgmi_instances, sizeof(*xgmi_regs),
 978                                     NUM_XGMI_SMN_REGS);
 979         /* Only one instance of pcie regs */
 980         if (max_size < szbuf)
 981                 return -EOVERFLOW;
 982
 983         p = &xgmi_reg_state->xgmi_state_regs[0];
 984         for_each_inst(i, adev->aid_mask) {
 985                 for (j = 0; j < xgmi_inst; ++j) {
 986                         xgmi_regs = (struct amdgpu_regs_xgmi_v1_0 *)p;
 987                         xgmi_regs->inst_header.instance = inst++;
 988
 989                         xgmi_regs->inst_header.state = AMDGPU_INST_S_OK;
 990                         xgmi_regs->inst_header.num_smn_regs = NUM_XGMI_SMN_REGS;
 991
 992                         reg_data = xgmi_regs->smn_reg_values;
 993
 994                         for (r = 0; r < ARRAY_SIZE(xgmi_reg_addrs); r++) {
 995                                 start_addr = xgmi_reg_addrs[r].start_addr;
 996                                 incrx = xgmi_reg_addrs[r].incrx;
 997                                 num_regs = xgmi_reg_addrs[r].num_regs;
 998
 999                                 for (n = 0; n < num_regs; n++) {
1000                                         aqua_read_smn_ext(
1001                                                 adev, reg_data,
1002                                                 XGMI_LINK_REG(start_addr, j) +
1003                                                         n * incrx,
1004                                                 i);
1005                                         ++reg_data;
1006                                 }
1007                         }
1008                         p = reg_data;
1009                 }
1010         }
1011
1012         xgmi_reg_state->common_header.structure_size = szbuf;
1013         xgmi_reg_state->common_header.format_revision = 1;
1014         xgmi_reg_state->common_header.content_revision = 0;
1015         xgmi_reg_state->common_header.state_type = AMDGPU_REG_STATE_TYPE_XGMI;
1016         xgmi_reg_state->common_header.num_instances = max_xgmi_instances;
1017
1018         return xgmi_reg_state->common_header.structure_size;
1019 }
1020
1021 #define smnreg_0x11C00070       0x11C00070
1022 #define smnreg_0x11C00210       0x11C00210
1023
1024 static struct aqua_reg_list wafl_reg_addrs[] = {
1025         { smnreg_0x11C00070, 4, DW_ADDR_INCR },
1026         { smnreg_0x11C00210, 1, 0 },
1027 };
1028
1029 #define WAFL_LINK_REG(smnreg, l) ((smnreg) | (l << 20))
1030
1031 #define NUM_WAFL_SMN_REGS 5
1032
1033 static ssize_t aqua_vanjaram_read_wafl_state(struct amdgpu_device *adev,
1034                                              void *buf, size_t max_size)
1035 {
1036         struct amdgpu_reg_state_wafl_v1_0 *wafl_reg_state;
1037         uint32_t start_addr, incrx, num_regs, szbuf;
1038         struct amdgpu_regs_wafl_v1_0 *wafl_regs;
1039         struct amdgpu_smn_reg_data *reg_data;
1040         const int max_wafl_instances = 8;
1041         int inst = 0, i, j, r, n;
1042         const int wafl_inst = 2;
1043         void *p;
1044
1045         if (!buf || !max_size)
1046                 return -EINVAL;
1047
1048         wafl_reg_state = (struct amdgpu_reg_state_wafl_v1_0 *)buf;
1049
1050         szbuf = sizeof(*wafl_reg_state) +
1051                 amdgpu_reginst_size(max_wafl_instances, sizeof(*wafl_regs),
1052                                     NUM_WAFL_SMN_REGS);
1053
1054         if (max_size < szbuf)
1055                 return -EOVERFLOW;
1056
1057         p = &wafl_reg_state->wafl_state_regs[0];
1058         for_each_inst(i, adev->aid_mask) {
1059                 for (j = 0; j < wafl_inst; ++j) {
1060                         wafl_regs = (struct amdgpu_regs_wafl_v1_0 *)p;
1061                         wafl_regs->inst_header.instance = inst++;
1062
1063                         wafl_regs->inst_header.state = AMDGPU_INST_S_OK;
1064                         wafl_regs->inst_header.num_smn_regs = NUM_WAFL_SMN_REGS;
1065
1066                         reg_data = wafl_regs->smn_reg_values;
1067
1068                         for (r = 0; r < ARRAY_SIZE(wafl_reg_addrs); r++) {
1069                                 start_addr = wafl_reg_addrs[r].start_addr;
1070                                 incrx = wafl_reg_addrs[r].incrx;
1071                                 num_regs = wafl_reg_addrs[r].num_regs;
1072                                 for (n = 0; n < num_regs; n++) {
1073                                         aqua_read_smn_ext(
1074                                                 adev, reg_data,
1075                                                 WAFL_LINK_REG(start_addr, j) +
1076                                                         n * incrx,
1077                                                 i);
1078                                         ++reg_data;
1079                                 }
1080                         }
1081                         p = reg_data;
1082                 }
1083         }
1084
1085         wafl_reg_state->common_header.structure_size = szbuf;
1086         wafl_reg_state->common_header.format_revision = 1;
1087         wafl_reg_state->common_header.content_revision = 0;
1088         wafl_reg_state->common_header.state_type = AMDGPU_REG_STATE_TYPE_WAFL;
1089         wafl_reg_state->common_header.num_instances = max_wafl_instances;
1090
1091         return wafl_reg_state->common_header.structure_size;
1092 }
1093
1094 #define smnreg_0x1B311060 0x1B311060
1095 #define smnreg_0x1B411060 0x1B411060
1096 #define smnreg_0x1B511060 0x1B511060
1097 #define smnreg_0x1B611060 0x1B611060
1098
1099 #define smnreg_0x1C307120 0x1C307120
1100 #define smnreg_0x1C317120 0x1C317120
1101
1102 #define smnreg_0x1C320830 0x1C320830
1103 #define smnreg_0x1C380830 0x1C380830
1104 #define smnreg_0x1C3D0830 0x1C3D0830
1105 #define smnreg_0x1C420830 0x1C420830
1106
1107 #define smnreg_0x1C320100 0x1C320100
1108 #define smnreg_0x1C380100 0x1C380100
1109 #define smnreg_0x1C3D0100 0x1C3D0100
1110 #define smnreg_0x1C420100 0x1C420100
1111
1112 #define smnreg_0x1B310500 0x1B310500
1113 #define smnreg_0x1C300400 0x1C300400
1114
1115 #define USR_CAKE_INCR 0x11000
1116 #define USR_LINK_INCR 0x100000
1117 #define USR_CP_INCR 0x10000
1118
1119 #define NUM_USR_SMN_REGS        20
1120
1121 struct aqua_reg_list usr_reg_addrs[] = {
1122         { smnreg_0x1B311060, 4, DW_ADDR_INCR },
1123         { smnreg_0x1B411060, 4, DW_ADDR_INCR },
1124         { smnreg_0x1B511060, 4, DW_ADDR_INCR },
1125         { smnreg_0x1B611060, 4, DW_ADDR_INCR },
1126         { smnreg_0x1C307120, 2, DW_ADDR_INCR },
1127         { smnreg_0x1C317120, 2, DW_ADDR_INCR },
1128 };
1129
1130 #define NUM_USR1_SMN_REGS       46
1131 struct aqua_reg_list usr1_reg_addrs[] = {
1132         { smnreg_0x1C320830, 6, USR_CAKE_INCR },
1133         { smnreg_0x1C380830, 5, USR_CAKE_INCR },
1134         { smnreg_0x1C3D0830, 5, USR_CAKE_INCR },
1135         { smnreg_0x1C420830, 4, USR_CAKE_INCR },
1136         { smnreg_0x1C320100, 6, USR_CAKE_INCR },
1137         { smnreg_0x1C380100, 5, USR_CAKE_INCR },
1138         { smnreg_0x1C3D0100, 5, USR_CAKE_INCR },
1139         { smnreg_0x1C420100, 4, USR_CAKE_INCR },
1140         { smnreg_0x1B310500, 4, USR_LINK_INCR },
1141         { smnreg_0x1C300400, 2, USR_CP_INCR },
1142 };
1143
1144 static ssize_t aqua_vanjaram_read_usr_state(struct amdgpu_device *adev,
1145                                             void *buf, size_t max_size,
1146                                             int reg_state)
1147 {
1148         uint32_t start_addr, incrx, num_regs, szbuf, num_smn;
1149         struct amdgpu_reg_state_usr_v1_0 *usr_reg_state;
1150         struct amdgpu_regs_usr_v1_0 *usr_regs;
1151         struct amdgpu_smn_reg_data *reg_data;
1152         const int max_usr_instances = 4;
1153         struct aqua_reg_list *reg_addrs;
1154         int inst = 0, i, n, r, arr_size;
1155         void *p;
1156
1157         if (!buf || !max_size)
1158                 return -EINVAL;
1159
1160         switch (reg_state) {
1161         case AMDGPU_REG_STATE_TYPE_USR:
1162                 arr_size = ARRAY_SIZE(usr_reg_addrs);
1163                 reg_addrs = usr_reg_addrs;
1164                 num_smn = NUM_USR_SMN_REGS;
1165                 break;
1166         case AMDGPU_REG_STATE_TYPE_USR_1:
1167                 arr_size = ARRAY_SIZE(usr1_reg_addrs);
1168                 reg_addrs = usr1_reg_addrs;
1169                 num_smn = NUM_USR1_SMN_REGS;
1170                 break;
1171         default:
1172                 return -EINVAL;
1173         }
1174
1175         usr_reg_state = (struct amdgpu_reg_state_usr_v1_0 *)buf;
1176
1177         szbuf = sizeof(*usr_reg_state) + amdgpu_reginst_size(max_usr_instances,
1178                                                              sizeof(*usr_regs),
1179                                                              num_smn);
1180         if (max_size < szbuf)
1181                 return -EOVERFLOW;
1182
1183         p = &usr_reg_state->usr_state_regs[0];
1184         for_each_inst(i, adev->aid_mask) {
1185                 usr_regs = (struct amdgpu_regs_usr_v1_0 *)p;
1186                 usr_regs->inst_header.instance = inst++;
1187                 usr_regs->inst_header.state = AMDGPU_INST_S_OK;
1188                 usr_regs->inst_header.num_smn_regs = num_smn;
1189                 reg_data = usr_regs->smn_reg_values;
1190
1191                 for (r = 0; r < arr_size; r++) {
1192                         start_addr = reg_addrs[r].start_addr;
1193                         incrx = reg_addrs[r].incrx;
1194                         num_regs = reg_addrs[r].num_regs;
1195                         for (n = 0; n < num_regs; n++) {
1196                                 aqua_read_smn_ext(adev, reg_data,
1197                                                   start_addr + n * incrx, i);
1198                                 reg_data++;
1199                         }
1200                 }
1201                 p = reg_data;
1202         }
1203
1204         usr_reg_state->common_header.structure_size = szbuf;
1205         usr_reg_state->common_header.format_revision = 1;
1206         usr_reg_state->common_header.content_revision = 0;
1207         usr_reg_state->common_header.state_type = AMDGPU_REG_STATE_TYPE_USR;
1208         usr_reg_state->common_header.num_instances = max_usr_instances;
1209
1210         return usr_reg_state->common_header.structure_size;
1211 }
1212
1213 ssize_t aqua_vanjaram_get_reg_state(struct amdgpu_device *adev,
1214                                     enum amdgpu_reg_state reg_state, void *buf,
1215                                     size_t max_size)
1216 {
1217         ssize_t size;
1218
1219         switch (reg_state) {
1220         case AMDGPU_REG_STATE_TYPE_PCIE:
1221                 size = aqua_vanjaram_read_pcie_state(adev, buf, max_size);
1222                 break;
1223         case AMDGPU_REG_STATE_TYPE_XGMI:
1224                 size = aqua_vanjaram_read_xgmi_state(adev, buf, max_size);
1225                 break;
1226         case AMDGPU_REG_STATE_TYPE_WAFL:
1227                 size = aqua_vanjaram_read_wafl_state(adev, buf, max_size);
1228                 break;
1229         case AMDGPU_REG_STATE_TYPE_USR:
1230                 size = aqua_vanjaram_read_usr_state(adev, buf, max_size,
1231                                                     AMDGPU_REG_STATE_TYPE_USR);
1232                 break;
1233         case AMDGPU_REG_STATE_TYPE_USR_1:
1234                 size = aqua_vanjaram_read_usr_state(
1235                         adev, buf, max_size, AMDGPU_REG_STATE_TYPE_USR_1);
1236                 break;
1237         default:
1238                 return -EINVAL;
1239         }
1240
1241         return size;
1242 }