drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c

   1 /*
   2  * Copyright 2015 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  */
  23
  24
  25 #include "pp_debug.h"
  26 #include "smumgr.h"
  27 #include "smu_ucode_xfer_vi.h"
  28 #include "ppatomctrl.h"
  29 #include "cgs_common.h"
  30 #include "smu7_ppsmc.h"
  31 #include "smu7_smumgr.h"
  32 #include "smu7_common.h"
  33
  34 #include "polaris10_pwrvirus.h"
  35
  36 #define SMU7_SMC_SIZE 0x20000
  37
  38 static int smu7_set_smc_sram_address(struct pp_hwmgr *hwmgr, uint32_t smc_addr, uint32_t limit)
  39 {
  40         PP_ASSERT_WITH_CODE((0 == (3 & smc_addr)), "SMC address must be 4 byte aligned.", return -EINVAL);
  41         PP_ASSERT_WITH_CODE((limit > (smc_addr + 3)), "SMC addr is beyond the SMC RAM area.", return -EINVAL);
  42
  43         cgs_write_register(hwmgr->device, mmSMC_IND_INDEX_11, smc_addr);
  44         PHM_WRITE_FIELD(hwmgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 0); /* on ci, SMC_IND_ACCESS_CNTL is different */
  45         return 0;
  46 }
  47
  48
  49 int smu7_copy_bytes_from_smc(struct pp_hwmgr *hwmgr, uint32_t smc_start_address, uint32_t *dest, uint32_t byte_count, uint32_t limit)
  50 {
  51         uint32_t data;
  52         uint32_t addr;
  53         uint8_t *dest_byte;
  54         uint8_t i, data_byte[4] = {0};
  55         uint32_t *pdata = (uint32_t *)&data_byte;
  56
  57         PP_ASSERT_WITH_CODE((0 == (3 & smc_start_address)), "SMC address must be 4 byte aligned.", return -EINVAL);
  58         PP_ASSERT_WITH_CODE((limit > (smc_start_address + byte_count)), "SMC address is beyond the SMC RAM area.", return -EINVAL);
  59
  60         addr = smc_start_address;
  61
  62         while (byte_count >= 4) {
  63                 smu7_read_smc_sram_dword(hwmgr, addr, &data, limit);
  64
  65                 *dest = PP_SMC_TO_HOST_UL(data);
  66
  67                 dest += 1;
  68                 byte_count -= 4;
  69                 addr += 4;
  70         }
  71
  72         if (byte_count) {
  73                 smu7_read_smc_sram_dword(hwmgr, addr, &data, limit);
  74                 *pdata = PP_SMC_TO_HOST_UL(data);
  75         /* Cast dest into byte type in dest_byte.  This way, we don't overflow if the allocated memory is not 4-byte aligned. */
  76                 dest_byte = (uint8_t *)dest;
  77                 for (i = 0; i < byte_count; i++)
  78                         dest_byte[i] = data_byte[i];
  79         }
  80
  81         return 0;
  82 }
  83
  84
  85 int smu7_copy_bytes_to_smc(struct pp_hwmgr *hwmgr, uint32_t smc_start_address,
  86                                 const uint8_t *src, uint32_t byte_count, uint32_t limit)
  87 {
  88         int result;
  89         uint32_t data = 0;
  90         uint32_t original_data;
  91         uint32_t addr = 0;
  92         uint32_t extra_shift;
  93
  94         PP_ASSERT_WITH_CODE((0 == (3 & smc_start_address)), "SMC address must be 4 byte aligned.", return -EINVAL);
  95         PP_ASSERT_WITH_CODE((limit > (smc_start_address + byte_count)), "SMC address is beyond the SMC RAM area.", return -EINVAL);
  96
  97         addr = smc_start_address;
  98
  99         while (byte_count >= 4) {
 100         /* Bytes are written into the SMC addres space with the MSB first. */
 101                 data = src[0] * 0x1000000 + src[1] * 0x10000 + src[2] * 0x100 + src[3];
 102
 103                 result = smu7_set_smc_sram_address(hwmgr, addr, limit);
 104
 105                 if (0 != result)
 106                         return result;
 107
 108                 cgs_write_register(hwmgr->device, mmSMC_IND_DATA_11, data);
 109
 110                 src += 4;
 111                 byte_count -= 4;
 112                 addr += 4;
 113         }
 114
 115         if (0 != byte_count) {
 116
 117                 data = 0;
 118
 119                 result = smu7_set_smc_sram_address(hwmgr, addr, limit);
 120
 121                 if (0 != result)
 122                         return result;
 123
 124
 125                 original_data = cgs_read_register(hwmgr->device, mmSMC_IND_DATA_11);
 126
 127                 extra_shift = 8 * (4 - byte_count);
 128
 129                 while (byte_count > 0) {
 130                         /* Bytes are written into the SMC addres space with the MSB first. */
 131                         data = (0x100 * data) + *src++;
 132                         byte_count--;
 133                 }
 134
 135                 data <<= extra_shift;
 136
 137                 data |= (original_data & ~((~0UL) << extra_shift));
 138
 139                 result = smu7_set_smc_sram_address(hwmgr, addr, limit);
 140
 141                 if (0 != result)
 142                         return result;
 143
 144                 cgs_write_register(hwmgr->device, mmSMC_IND_DATA_11, data);
 145         }
 146
 147         return 0;
 148 }
 149
 150
 151 int smu7_program_jump_on_start(struct pp_hwmgr *hwmgr)
 152 {
 153         static const unsigned char data[4] = { 0xE0, 0x00, 0x80, 0x40 };
 154
 155         smu7_copy_bytes_to_smc(hwmgr, 0x0, data, 4, sizeof(data)+1);
 156
 157         return 0;
 158 }
 159
 160 bool smu7_is_smc_ram_running(struct pp_hwmgr *hwmgr)
 161 {
 162         return ((0 == PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SMC_SYSCON_CLOCK_CNTL_0, ck_disable))
 163         && (0x20100 <= cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMC_PC_C)));
 164 }
 165
 166 int smu7_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg)
 167 {
 168         int ret;
 169
 170         if (!smu7_is_smc_ram_running(hwmgr))
 171                 return -EINVAL;
 172
 173
 174         PHM_WAIT_FIELD_UNEQUAL(hwmgr, SMC_RESP_0, SMC_RESP, 0);
 175
 176         ret = PHM_READ_FIELD(hwmgr->device, SMC_RESP_0, SMC_RESP);
 177
 178         if (ret != 1)
 179                 pr_info("\n failed to send pre message %x ret is %d \n",  msg, ret);
 180
 181         cgs_write_register(hwmgr->device, mmSMC_MESSAGE_0, msg);
 182
 183         PHM_WAIT_FIELD_UNEQUAL(hwmgr, SMC_RESP_0, SMC_RESP, 0);
 184
 185         ret = PHM_READ_FIELD(hwmgr->device, SMC_RESP_0, SMC_RESP);
 186
 187         if (ret != 1)
 188                 pr_info("\n failed to send message %x ret is %d \n",  msg, ret);
 189
 190         return 0;
 191 }
 192
 193 int smu7_send_msg_to_smc_without_waiting(struct pp_hwmgr *hwmgr, uint16_t msg)
 194 {
 195         cgs_write_register(hwmgr->device, mmSMC_MESSAGE_0, msg);
 196
 197         return 0;
 198 }
 199
 200 int smu7_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr, uint16_t msg, uint32_t parameter)
 201 {
 202         if (!smu7_is_smc_ram_running(hwmgr)) {
 203                 return -EINVAL;
 204         }
 205
 206         PHM_WAIT_FIELD_UNEQUAL(hwmgr, SMC_RESP_0, SMC_RESP, 0);
 207
 208         cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, parameter);
 209
 210         return smu7_send_msg_to_smc(hwmgr, msg);
 211 }
 212
 213 int smu7_send_msg_to_smc_with_parameter_without_waiting(struct pp_hwmgr *hwmgr, uint16_t msg, uint32_t parameter)
 214 {
 215         cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, parameter);
 216
 217         return smu7_send_msg_to_smc_without_waiting(hwmgr, msg);
 218 }
 219
 220 int smu7_send_msg_to_smc_offset(struct pp_hwmgr *hwmgr)
 221 {
 222         cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, 0x20000);
 223
 224         cgs_write_register(hwmgr->device, mmSMC_MESSAGE_0, PPSMC_MSG_Test);
 225
 226         PHM_WAIT_FIELD_UNEQUAL(hwmgr, SMC_RESP_0, SMC_RESP, 0);
 227
 228         if (1 != PHM_READ_FIELD(hwmgr->device, SMC_RESP_0, SMC_RESP))
 229                 pr_info("Failed to send Message.\n");
 230
 231         return 0;
 232 }
 233
 234 int smu7_wait_for_smc_inactive(struct pp_hwmgr *hwmgr)
 235 {
 236         if (!smu7_is_smc_ram_running(hwmgr))
 237                 return -EINVAL;
 238
 239         PHM_WAIT_VFPF_INDIRECT_FIELD(hwmgr, SMC_IND, SMC_SYSCON_CLOCK_CNTL_0, cken, 0);
 240         return 0;
 241 }
 242
 243
 244 enum cgs_ucode_id smu7_convert_fw_type_to_cgs(uint32_t fw_type)
 245 {
 246         enum cgs_ucode_id result = CGS_UCODE_ID_MAXIMUM;
 247
 248         switch (fw_type) {
 249         case UCODE_ID_SMU:
 250                 result = CGS_UCODE_ID_SMU;
 251                 break;
 252         case UCODE_ID_SMU_SK:
 253                 result = CGS_UCODE_ID_SMU_SK;
 254                 break;
 255         case UCODE_ID_SDMA0:
 256                 result = CGS_UCODE_ID_SDMA0;
 257                 break;
 258         case UCODE_ID_SDMA1:
 259                 result = CGS_UCODE_ID_SDMA1;
 260                 break;
 261         case UCODE_ID_CP_CE:
 262                 result = CGS_UCODE_ID_CP_CE;
 263                 break;
 264         case UCODE_ID_CP_PFP:
 265                 result = CGS_UCODE_ID_CP_PFP;
 266                 break;
 267         case UCODE_ID_CP_ME:
 268                 result = CGS_UCODE_ID_CP_ME;
 269                 break;
 270         case UCODE_ID_CP_MEC:
 271                 result = CGS_UCODE_ID_CP_MEC;
 272                 break;
 273         case UCODE_ID_CP_MEC_JT1:
 274                 result = CGS_UCODE_ID_CP_MEC_JT1;
 275                 break;
 276         case UCODE_ID_CP_MEC_JT2:
 277                 result = CGS_UCODE_ID_CP_MEC_JT2;
 278                 break;
 279         case UCODE_ID_RLC_G:
 280                 result = CGS_UCODE_ID_RLC_G;
 281                 break;
 282         case UCODE_ID_MEC_STORAGE:
 283                 result = CGS_UCODE_ID_STORAGE;
 284                 break;
 285         default:
 286                 break;
 287         }
 288
 289         return result;
 290 }
 291
 292
 293 int smu7_read_smc_sram_dword(struct pp_hwmgr *hwmgr, uint32_t smc_addr, uint32_t *value, uint32_t limit)
 294 {
 295         int result;
 296
 297         result = smu7_set_smc_sram_address(hwmgr, smc_addr, limit);
 298
 299         if (result)
 300                 return result;
 301
 302         *value = cgs_read_register(hwmgr->device, mmSMC_IND_DATA_11);
 303         return 0;
 304 }
 305
 306 int smu7_write_smc_sram_dword(struct pp_hwmgr *hwmgr, uint32_t smc_addr, uint32_t value, uint32_t limit)
 307 {
 308         int result;
 309
 310         result = smu7_set_smc_sram_address(hwmgr, smc_addr, limit);
 311
 312         if (result)
 313                 return result;
 314
 315         cgs_write_register(hwmgr->device, mmSMC_IND_DATA_11, value);
 316
 317         return 0;
 318 }
 319
 320 /* Convert the firmware type to SMU type mask. For MEC, we need to check all MEC related type */
 321
 322 static uint32_t smu7_get_mask_for_firmware_type(uint32_t fw_type)
 323 {
 324         uint32_t result = 0;
 325
 326         switch (fw_type) {
 327         case UCODE_ID_SDMA0:
 328                 result = UCODE_ID_SDMA0_MASK;
 329                 break;
 330         case UCODE_ID_SDMA1:
 331                 result = UCODE_ID_SDMA1_MASK;
 332                 break;
 333         case UCODE_ID_CP_CE:
 334                 result = UCODE_ID_CP_CE_MASK;
 335                 break;
 336         case UCODE_ID_CP_PFP:
 337                 result = UCODE_ID_CP_PFP_MASK;
 338                 break;
 339         case UCODE_ID_CP_ME:
 340                 result = UCODE_ID_CP_ME_MASK;
 341                 break;
 342         case UCODE_ID_CP_MEC:
 343         case UCODE_ID_CP_MEC_JT1:
 344         case UCODE_ID_CP_MEC_JT2:
 345                 result = UCODE_ID_CP_MEC_MASK;
 346                 break;
 347         case UCODE_ID_RLC_G:
 348                 result = UCODE_ID_RLC_G_MASK;
 349                 break;
 350         default:
 351                 pr_info("UCode type is out of range! \n");
 352                 result = 0;
 353         }
 354
 355         return result;
 356 }
 357
 358 static int smu7_populate_single_firmware_entry(struct pp_hwmgr *hwmgr,
 359                                                 uint32_t fw_type,
 360                                                 struct SMU_Entry *entry)
 361 {
 362         int result = 0;
 363         struct cgs_firmware_info info = {0};
 364
 365         result = cgs_get_firmware_info(hwmgr->device,
 366                                 smu7_convert_fw_type_to_cgs(fw_type),
 367                                 &info);
 368
 369         if (!result) {
 370                 entry->version = info.fw_version;
 371                 entry->id = (uint16_t)fw_type;
 372                 entry->image_addr_high = smu_upper_32_bits(info.mc_addr);
 373                 entry->image_addr_low = smu_lower_32_bits(info.mc_addr);
 374                 entry->meta_data_addr_high = 0;
 375                 entry->meta_data_addr_low = 0;
 376
 377                 /* digest need be excluded out */
 378                 if (cgs_is_virtualization_enabled(hwmgr->device))
 379                         info.image_size -= 20;
 380                 entry->data_size_byte = info.image_size;
 381                 entry->num_register_entries = 0;
 382         }
 383
 384         if ((fw_type == UCODE_ID_RLC_G)
 385                 || (fw_type == UCODE_ID_CP_MEC))
 386                 entry->flags = 1;
 387         else
 388                 entry->flags = 0;
 389
 390         return 0;
 391 }
 392
 393 int smu7_request_smu_load_fw(struct pp_hwmgr *hwmgr)
 394 {
 395         struct smu7_smumgr *smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
 396         uint32_t fw_to_load;
 397         int result = 0;
 398         struct SMU_DRAMData_TOC *toc;
 399
 400         if (!hwmgr->reload_fw) {
 401                 pr_info("skip reloading...\n");
 402                 return 0;
 403         }
 404
 405         if (smu_data->soft_regs_start)
 406                 cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
 407                                         smu_data->soft_regs_start + smum_get_offsetof(hwmgr,
 408                                         SMU_SoftRegisters, UcodeLoadStatus),
 409                                         0x0);
 410
 411         if (hwmgr->chip_id > CHIP_TOPAZ) { /* add support for Topaz */
 412                 if (!cgs_is_virtualization_enabled(hwmgr->device)) {
 413                         smu7_send_msg_to_smc_with_parameter(hwmgr,
 414                                                 PPSMC_MSG_SMU_DRAM_ADDR_HI,
 415                                                 smu_data->smu_buffer.mc_addr_high);
 416                         smu7_send_msg_to_smc_with_parameter(hwmgr,
 417                                                 PPSMC_MSG_SMU_DRAM_ADDR_LO,
 418                                                 smu_data->smu_buffer.mc_addr_low);
 419                 }
 420                 fw_to_load = UCODE_ID_RLC_G_MASK
 421                            + UCODE_ID_SDMA0_MASK
 422                            + UCODE_ID_SDMA1_MASK
 423                            + UCODE_ID_CP_CE_MASK
 424                            + UCODE_ID_CP_ME_MASK
 425                            + UCODE_ID_CP_PFP_MASK
 426                            + UCODE_ID_CP_MEC_MASK;
 427         } else {
 428                 fw_to_load = UCODE_ID_RLC_G_MASK
 429                            + UCODE_ID_SDMA0_MASK
 430                            + UCODE_ID_SDMA1_MASK
 431                            + UCODE_ID_CP_CE_MASK
 432                            + UCODE_ID_CP_ME_MASK
 433                            + UCODE_ID_CP_PFP_MASK
 434                            + UCODE_ID_CP_MEC_MASK
 435                            + UCODE_ID_CP_MEC_JT1_MASK
 436                            + UCODE_ID_CP_MEC_JT2_MASK;
 437         }
 438
 439         toc = (struct SMU_DRAMData_TOC *)smu_data->header;
 440         toc->num_entries = 0;
 441         toc->structure_version = 1;
 442
 443         PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 444                                 UCODE_ID_RLC_G, &toc->entry[toc->num_entries++]),
 445                                 "Failed to Get Firmware Entry.", return -EINVAL);
 446         PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 447                                 UCODE_ID_CP_CE, &toc->entry[toc->num_entries++]),
 448                                 "Failed to Get Firmware Entry.", return -EINVAL);
 449         PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 450                                 UCODE_ID_CP_PFP, &toc->entry[toc->num_entries++]),
 451                                 "Failed to Get Firmware Entry.", return -EINVAL);
 452         PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 453                                 UCODE_ID_CP_ME, &toc->entry[toc->num_entries++]),
 454                                 "Failed to Get Firmware Entry.", return -EINVAL);
 455         PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 456                                 UCODE_ID_CP_MEC, &toc->entry[toc->num_entries++]),
 457                                 "Failed to Get Firmware Entry.", return -EINVAL);
 458         PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 459                                 UCODE_ID_CP_MEC_JT1, &toc->entry[toc->num_entries++]),
 460                                 "Failed to Get Firmware Entry.", return -EINVAL);
 461         PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 462                                 UCODE_ID_CP_MEC_JT2, &toc->entry[toc->num_entries++]),
 463                                 "Failed to Get Firmware Entry.", return -EINVAL);
 464         PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 465                                 UCODE_ID_SDMA0, &toc->entry[toc->num_entries++]),
 466                                 "Failed to Get Firmware Entry.", return -EINVAL);
 467         PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 468                                 UCODE_ID_SDMA1, &toc->entry[toc->num_entries++]),
 469                                 "Failed to Get Firmware Entry.", return -EINVAL);
 470         if (cgs_is_virtualization_enabled(hwmgr->device))
 471                 PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
 472                                 UCODE_ID_MEC_STORAGE, &toc->entry[toc->num_entries++]),
 473                                 "Failed to Get Firmware Entry.", return -EINVAL);
 474
 475         smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_DRV_DRAM_ADDR_HI, smu_data->header_buffer.mc_addr_high);
 476         smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_DRV_DRAM_ADDR_LO, smu_data->header_buffer.mc_addr_low);
 477
 478         if (smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_LoadUcodes, fw_to_load))
 479                 pr_err("Fail to Request SMU Load uCode");
 480
 481         return result;
 482 }
 483
 484 /* Check if the FW has been loaded, SMU will not return if loading has not finished. */
 485 int smu7_check_fw_load_finish(struct pp_hwmgr *hwmgr, uint32_t fw_type)
 486 {
 487         struct smu7_smumgr *smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
 488         uint32_t fw_mask = smu7_get_mask_for_firmware_type(fw_type);
 489         uint32_t ret;
 490
 491         ret = phm_wait_on_indirect_register(hwmgr, mmSMC_IND_INDEX_11,
 492                                         smu_data->soft_regs_start + smum_get_offsetof(hwmgr,
 493                                         SMU_SoftRegisters, UcodeLoadStatus),
 494                                         fw_mask, fw_mask);
 495         return ret;
 496 }
 497
 498 int smu7_reload_firmware(struct pp_hwmgr *hwmgr)
 499 {
 500         return hwmgr->smumgr_funcs->start_smu(hwmgr);
 501 }
 502
 503 static int smu7_upload_smc_firmware_data(struct pp_hwmgr *hwmgr, uint32_t length, uint32_t *src, uint32_t limit)
 504 {
 505         uint32_t byte_count = length;
 506
 507         PP_ASSERT_WITH_CODE((limit >= byte_count), "SMC address is beyond the SMC RAM area.", return -EINVAL);
 508
 509         cgs_write_register(hwmgr->device, mmSMC_IND_INDEX_11, 0x20000);
 510         PHM_WRITE_FIELD(hwmgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 1);
 511
 512         for (; byte_count >= 4; byte_count -= 4)
 513                 cgs_write_register(hwmgr->device, mmSMC_IND_DATA_11, *src++);
 514
 515         PHM_WRITE_FIELD(hwmgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 0);
 516
 517         PP_ASSERT_WITH_CODE((0 == byte_count), "SMC size must be divisible by 4.", return -EINVAL);
 518
 519         return 0;
 520 }
 521
 522
 523 int smu7_upload_smu_firmware_image(struct pp_hwmgr *hwmgr)
 524 {
 525         int result = 0;
 526         struct smu7_smumgr *smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
 527
 528         struct cgs_firmware_info info = {0};
 529
 530         if (smu_data->security_hard_key == 1)
 531                 cgs_get_firmware_info(hwmgr->device,
 532                         smu7_convert_fw_type_to_cgs(UCODE_ID_SMU), &info);
 533         else
 534                 cgs_get_firmware_info(hwmgr->device,
 535                         smu7_convert_fw_type_to_cgs(UCODE_ID_SMU_SK), &info);
 536
 537         hwmgr->is_kicker = info.is_kicker;
 538
 539         result = smu7_upload_smc_firmware_data(hwmgr, info.image_size, (uint32_t *)info.kptr, SMU7_SMC_SIZE);
 540
 541         return result;
 542 }
 543
 544 static void execute_pwr_table(struct pp_hwmgr *hwmgr, const PWR_Command_Table *pvirus, int size)
 545 {
 546         int i;
 547         uint32_t reg, data;
 548
 549         for (i = 0; i < size; i++) {
 550                 reg  = pvirus->reg;
 551                 data = pvirus->data;
 552                 if (reg != 0xffffffff)
 553                         cgs_write_register(hwmgr->device, reg, data);
 554                 else
 555                         break;
 556                 pvirus++;
 557         }
 558 }
 559
 560 static void execute_pwr_dfy_table(struct pp_hwmgr *hwmgr, const PWR_DFY_Section *section)
 561 {
 562         int i;
 563
 564         cgs_write_register(hwmgr->device, mmCP_DFY_CNTL, section->dfy_cntl);
 565         cgs_write_register(hwmgr->device, mmCP_DFY_ADDR_HI, section->dfy_addr_hi);
 566         cgs_write_register(hwmgr->device, mmCP_DFY_ADDR_LO, section->dfy_addr_lo);
 567         for (i = 0; i < section->dfy_size; i++)
 568                 cgs_write_register(hwmgr->device, mmCP_DFY_DATA_0, section->dfy_data[i]);
 569 }
 570
 571 int smu7_setup_pwr_virus(struct pp_hwmgr *hwmgr)
 572 {
 573         execute_pwr_table(hwmgr, pwr_virus_table_pre, ARRAY_SIZE(pwr_virus_table_pre));
 574         execute_pwr_dfy_table(hwmgr, &pwr_virus_section1);
 575         execute_pwr_dfy_table(hwmgr, &pwr_virus_section2);
 576         execute_pwr_dfy_table(hwmgr, &pwr_virus_section3);
 577         execute_pwr_dfy_table(hwmgr, &pwr_virus_section4);
 578         execute_pwr_dfy_table(hwmgr, &pwr_virus_section5);
 579         execute_pwr_dfy_table(hwmgr, &pwr_virus_section6);
 580         execute_pwr_table(hwmgr, pwr_virus_table_post, ARRAY_SIZE(pwr_virus_table_post));
 581
 582         return 0;
 583 }
 584
 585 int smu7_init(struct pp_hwmgr *hwmgr)
 586 {
 587         struct smu7_smumgr *smu_data;
 588         uint8_t *internal_buf;
 589         uint64_t mc_addr = 0;
 590
 591         /* Allocate memory for backend private data */
 592         smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
 593         smu_data->header_buffer.data_size =
 594                         ((sizeof(struct SMU_DRAMData_TOC) / 4096) + 1) * 4096;
 595
 596 /* Allocate FW image data structure and header buffer and
 597  * send the header buffer address to SMU */
 598         smu_allocate_memory(hwmgr->device,
 599                 smu_data->header_buffer.data_size,
 600                 CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB,
 601                 PAGE_SIZE,
 602                 &mc_addr,
 603                 &smu_data->header_buffer.kaddr,
 604                 &smu_data->header_buffer.handle);
 605
 606         smu_data->header = smu_data->header_buffer.kaddr;
 607         smu_data->header_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
 608         smu_data->header_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
 609
 610         PP_ASSERT_WITH_CODE((NULL != smu_data->header),
 611                 "Out of memory.",
 612                 kfree(hwmgr->smu_backend);
 613                 cgs_free_gpu_mem(hwmgr->device,
 614                 (cgs_handle_t)smu_data->header_buffer.handle);
 615                 return -EINVAL);
 616
 617         if (cgs_is_virtualization_enabled(hwmgr->device))
 618                 return 0;
 619
 620         smu_data->smu_buffer.data_size = 200*4096;
 621         smu_allocate_memory(hwmgr->device,
 622                 smu_data->smu_buffer.data_size,
 623                 CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB,
 624                 PAGE_SIZE,
 625                 &mc_addr,
 626                 &smu_data->smu_buffer.kaddr,
 627                 &smu_data->smu_buffer.handle);
 628
 629         internal_buf = smu_data->smu_buffer.kaddr;
 630         smu_data->smu_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
 631         smu_data->smu_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
 632
 633         PP_ASSERT_WITH_CODE((NULL != internal_buf),
 634                 "Out of memory.",
 635                 kfree(hwmgr->smu_backend);
 636                 cgs_free_gpu_mem(hwmgr->device,
 637                 (cgs_handle_t)smu_data->smu_buffer.handle);
 638                 return -EINVAL);
 639
 640         if (smum_is_hw_avfs_present(hwmgr))
 641                 smu_data->avfs.avfs_btc_status = AVFS_BTC_BOOT;
 642         else
 643                 smu_data->avfs.avfs_btc_status = AVFS_BTC_NOTSUPPORTED;
 644
 645         return 0;
 646 }
 647
 648
 649 int smu7_smu_fini(struct pp_hwmgr *hwmgr)
 650 {
 651         kfree(hwmgr->smu_backend);
 652         hwmgr->smu_backend = NULL;
 653         cgs_rel_firmware(hwmgr->device, CGS_UCODE_ID_SMU);
 654         return 0;
 655 }