drivers/gpu/drm/amd/amdgpu/psp_v11_0.c

   1 /*
   2  * Copyright 2018 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 "amdgpu.h"
  25 #include "amdgpu_psp.h"
  26 #include "amdgpu_ucode.h"
  27 #include "soc15_common.h"
  28 #include "psp_v11_0.h"
  29
  30 #include "mp/mp_11_0_offset.h"
  31 #include "mp/mp_11_0_sh_mask.h"
  32 #include "gc/gc_9_0_offset.h"
  33 #include "sdma0/sdma0_4_0_offset.h"
  34 #include "nbio/nbio_7_4_offset.h"
  35
  36 MODULE_FIRMWARE("amdgpu/vega20_sos.bin");
  37 MODULE_FIRMWARE("amdgpu/vega20_asd.bin");
  38 MODULE_FIRMWARE("amdgpu/vega20_ta.bin");
  39
  40 /* address block */
  41 #define smnMP1_FIRMWARE_FLAGS           0x3010024
  42
  43 static int
  44 psp_v11_0_get_fw_type(struct amdgpu_firmware_info *ucode, enum psp_gfx_fw_type *type)
  45 {
  46         switch (ucode->ucode_id) {
  47         case AMDGPU_UCODE_ID_SDMA0:
  48                 *type = GFX_FW_TYPE_SDMA0;
  49                 break;
  50         case AMDGPU_UCODE_ID_SDMA1:
  51                 *type = GFX_FW_TYPE_SDMA1;
  52                 break;
  53         case AMDGPU_UCODE_ID_CP_CE:
  54                 *type = GFX_FW_TYPE_CP_CE;
  55                 break;
  56         case AMDGPU_UCODE_ID_CP_PFP:
  57                 *type = GFX_FW_TYPE_CP_PFP;
  58                 break;
  59         case AMDGPU_UCODE_ID_CP_ME:
  60                 *type = GFX_FW_TYPE_CP_ME;
  61                 break;
  62         case AMDGPU_UCODE_ID_CP_MEC1:
  63                 *type = GFX_FW_TYPE_CP_MEC;
  64                 break;
  65         case AMDGPU_UCODE_ID_CP_MEC1_JT:
  66                 *type = GFX_FW_TYPE_CP_MEC_ME1;
  67                 break;
  68         case AMDGPU_UCODE_ID_CP_MEC2:
  69                 *type = GFX_FW_TYPE_CP_MEC;
  70                 break;
  71         case AMDGPU_UCODE_ID_CP_MEC2_JT:
  72                 *type = GFX_FW_TYPE_CP_MEC_ME2;
  73                 break;
  74         case AMDGPU_UCODE_ID_RLC_G:
  75                 *type = GFX_FW_TYPE_RLC_G;
  76                 break;
  77         case AMDGPU_UCODE_ID_SMC:
  78                 *type = GFX_FW_TYPE_SMU;
  79                 break;
  80         case AMDGPU_UCODE_ID_UVD:
  81                 *type = GFX_FW_TYPE_UVD;
  82                 break;
  83         case AMDGPU_UCODE_ID_VCE:
  84                 *type = GFX_FW_TYPE_VCE;
  85                 break;
  86         case AMDGPU_UCODE_ID_UVD1:
  87                 *type = GFX_FW_TYPE_UVD1;
  88                 break;
  89         case AMDGPU_UCODE_ID_MAXIMUM:
  90         default:
  91                 return -EINVAL;
  92         }
  93
  94         return 0;
  95 }
  96
  97 static int psp_v11_0_init_microcode(struct psp_context *psp)
  98 {
  99         struct amdgpu_device *adev = psp->adev;
 100         const char *chip_name;
 101         char fw_name[30];
 102         int err = 0;
 103         const struct psp_firmware_header_v1_0 *sos_hdr;
 104         const struct psp_firmware_header_v1_0 *asd_hdr;
 105         const struct ta_firmware_header_v1_0 *ta_hdr;
 106
 107         DRM_DEBUG("\n");
 108
 109         switch (adev->asic_type) {
 110         case CHIP_VEGA20:
 111                 chip_name = "vega20";
 112                 break;
 113         default:
 114                 BUG();
 115         }
 116
 117         snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sos.bin", chip_name);
 118         err = request_firmware(&adev->psp.sos_fw, fw_name, adev->dev);
 119         if (err)
 120                 goto out;
 121
 122         err = amdgpu_ucode_validate(adev->psp.sos_fw);
 123         if (err)
 124                 goto out;
 125
 126         sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
 127         adev->psp.sos_fw_version = le32_to_cpu(sos_hdr->header.ucode_version);
 128         adev->psp.sos_feature_version = le32_to_cpu(sos_hdr->ucode_feature_version);
 129         adev->psp.sos_bin_size = le32_to_cpu(sos_hdr->sos_size_bytes);
 130         adev->psp.sys_bin_size = le32_to_cpu(sos_hdr->header.ucode_size_bytes) -
 131                                         le32_to_cpu(sos_hdr->sos_size_bytes);
 132         adev->psp.sys_start_addr = (uint8_t *)sos_hdr +
 133                                 le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
 134         adev->psp.sos_start_addr = (uint8_t *)adev->psp.sys_start_addr +
 135                                 le32_to_cpu(sos_hdr->sos_offset_bytes);
 136
 137         snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_asd.bin", chip_name);
 138         err = request_firmware(&adev->psp.asd_fw, fw_name, adev->dev);
 139         if (err)
 140                 goto out1;
 141
 142         err = amdgpu_ucode_validate(adev->psp.asd_fw);
 143         if (err)
 144                 goto out1;
 145
 146         asd_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.asd_fw->data;
 147         adev->psp.asd_fw_version = le32_to_cpu(asd_hdr->header.ucode_version);
 148         adev->psp.asd_feature_version = le32_to_cpu(asd_hdr->ucode_feature_version);
 149         adev->psp.asd_ucode_size = le32_to_cpu(asd_hdr->header.ucode_size_bytes);
 150         adev->psp.asd_start_addr = (uint8_t *)asd_hdr +
 151                                 le32_to_cpu(asd_hdr->header.ucode_array_offset_bytes);
 152
 153         snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ta.bin", chip_name);
 154         err = request_firmware(&adev->psp.ta_fw, fw_name, adev->dev);
 155         if (err)
 156                 goto out2;
 157
 158         err = amdgpu_ucode_validate(adev->psp.ta_fw);
 159         if (err)
 160                 goto out2;
 161
 162         ta_hdr = (const struct ta_firmware_header_v1_0 *)adev->psp.ta_fw->data;
 163         adev->psp.ta_xgmi_ucode_version = le32_to_cpu(ta_hdr->ta_xgmi_ucode_version);
 164         adev->psp.ta_xgmi_ucode_size = le32_to_cpu(ta_hdr->ta_xgmi_size_bytes);
 165         adev->psp.ta_xgmi_start_addr = (uint8_t *)ta_hdr +
 166                 le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
 167
 168         return 0;
 169
 170 out2:
 171         release_firmware(adev->psp.ta_fw);
 172         adev->psp.ta_fw = NULL;
 173 out1:
 174         release_firmware(adev->psp.asd_fw);
 175         adev->psp.asd_fw = NULL;
 176 out:
 177         dev_err(adev->dev,
 178                 "psp v11.0: Failed to load firmware \"%s\"\n", fw_name);
 179         release_firmware(adev->psp.sos_fw);
 180         adev->psp.sos_fw = NULL;
 181
 182         return err;
 183 }
 184
 185 static int psp_v11_0_bootloader_load_sysdrv(struct psp_context *psp)
 186 {
 187         int ret;
 188         uint32_t psp_gfxdrv_command_reg = 0;
 189         struct amdgpu_device *adev = psp->adev;
 190         uint32_t sol_reg;
 191
 192         /* Check sOS sign of life register to confirm sys driver and sOS
 193          * are already been loaded.
 194          */
 195         sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
 196         if (sol_reg) {
 197                 psp->sos_fw_version = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_58);
 198                 printk("sos fw version = 0x%x.\n", psp->sos_fw_version);
 199                 return 0;
 200         }
 201
 202         /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */
 203         ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35),
 204                            0x80000000, 0x80000000, false);
 205         if (ret)
 206                 return ret;
 207
 208         memset(psp->fw_pri_buf, 0, PSP_1_MEG);
 209
 210         /* Copy PSP System Driver binary to memory */
 211         memcpy(psp->fw_pri_buf, psp->sys_start_addr, psp->sys_bin_size);
 212
 213         /* Provide the sys driver to bootloader */
 214         WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36,
 215                (uint32_t)(psp->fw_pri_mc_addr >> 20));
 216         psp_gfxdrv_command_reg = 1 << 16;
 217         WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35,
 218                psp_gfxdrv_command_reg);
 219
 220         /* there might be handshake issue with hardware which needs delay */
 221         mdelay(20);
 222
 223         ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35),
 224                            0x80000000, 0x80000000, false);
 225
 226         return ret;
 227 }
 228
 229 static int psp_v11_0_bootloader_load_sos(struct psp_context *psp)
 230 {
 231         int ret;
 232         unsigned int psp_gfxdrv_command_reg = 0;
 233         struct amdgpu_device *adev = psp->adev;
 234         uint32_t sol_reg;
 235
 236         /* Check sOS sign of life register to confirm sys driver and sOS
 237          * are already been loaded.
 238          */
 239         sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
 240         if (sol_reg)
 241                 return 0;
 242
 243         /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */
 244         ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35),
 245                            0x80000000, 0x80000000, false);
 246         if (ret)
 247                 return ret;
 248
 249         memset(psp->fw_pri_buf, 0, PSP_1_MEG);
 250
 251         /* Copy Secure OS binary to PSP memory */
 252         memcpy(psp->fw_pri_buf, psp->sos_start_addr, psp->sos_bin_size);
 253
 254         /* Provide the PSP secure OS to bootloader */
 255         WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36,
 256                (uint32_t)(psp->fw_pri_mc_addr >> 20));
 257         psp_gfxdrv_command_reg = 2 << 16;
 258         WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35,
 259                psp_gfxdrv_command_reg);
 260
 261         /* there might be handshake issue with hardware which needs delay */
 262         mdelay(20);
 263         ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_81),
 264                            RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81),
 265                            0, true);
 266
 267         return ret;
 268 }
 269
 270 static int psp_v11_0_prep_cmd_buf(struct amdgpu_firmware_info *ucode,
 271                                  struct psp_gfx_cmd_resp *cmd)
 272 {
 273         int ret;
 274         uint64_t fw_mem_mc_addr = ucode->mc_addr;
 275
 276         memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp));
 277
 278         cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
 279         cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
 280         cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
 281         cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size;
 282
 283         ret = psp_v11_0_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
 284         if (ret)
 285                 DRM_ERROR("Unknown firmware type\n");
 286
 287         return ret;
 288 }
 289
 290 static int psp_v11_0_ring_init(struct psp_context *psp,
 291                               enum psp_ring_type ring_type)
 292 {
 293         int ret = 0;
 294         struct psp_ring *ring;
 295         struct amdgpu_device *adev = psp->adev;
 296
 297         ring = &psp->km_ring;
 298
 299         ring->ring_type = ring_type;
 300
 301         /* allocate 4k Page of Local Frame Buffer memory for ring */
 302         ring->ring_size = 0x1000;
 303         ret = amdgpu_bo_create_kernel(adev, ring->ring_size, PAGE_SIZE,
 304                                       AMDGPU_GEM_DOMAIN_VRAM,
 305                                       &adev->firmware.rbuf,
 306                                       &ring->ring_mem_mc_addr,
 307                                       (void **)&ring->ring_mem);
 308         if (ret) {
 309                 ring->ring_size = 0;
 310                 return ret;
 311         }
 312
 313         return 0;
 314 }
 315
 316 static bool psp_v11_0_support_vmr_ring(struct psp_context *psp)
 317 {
 318         if (amdgpu_sriov_vf(psp->adev) && psp->sos_fw_version > 0x80045)
 319                 return true;
 320         return false;
 321 }
 322
 323 static int psp_v11_0_ring_create(struct psp_context *psp,
 324                                 enum psp_ring_type ring_type)
 325 {
 326         int ret = 0;
 327         unsigned int psp_ring_reg = 0;
 328         struct psp_ring *ring = &psp->km_ring;
 329         struct amdgpu_device *adev = psp->adev;
 330
 331         if (psp_v11_0_support_vmr_ring(psp)) {
 332                 /* Write low address of the ring to C2PMSG_102 */
 333                 psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr);
 334                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102, psp_ring_reg);
 335                 /* Write high address of the ring to C2PMSG_103 */
 336                 psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr);
 337                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_103, psp_ring_reg);
 338
 339                 /* Write the ring initialization command to C2PMSG_101 */
 340                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101,
 341                                              GFX_CTRL_CMD_ID_INIT_GPCOM_RING);
 342
 343                 /* there might be handshake issue with hardware which needs delay */
 344                 mdelay(20);
 345
 346                 /* Wait for response flag (bit 31) in C2PMSG_101 */
 347                 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_101),
 348                                    0x80000000, 0x8000FFFF, false);
 349
 350         } else {
 351                 /* Write low address of the ring to C2PMSG_69 */
 352                 psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr);
 353                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, psp_ring_reg);
 354                 /* Write high address of the ring to C2PMSG_70 */
 355                 psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr);
 356                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, psp_ring_reg);
 357                 /* Write size of ring to C2PMSG_71 */
 358                 psp_ring_reg = ring->ring_size;
 359                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_71, psp_ring_reg);
 360                 /* Write the ring initialization command to C2PMSG_64 */
 361                 psp_ring_reg = ring_type;
 362                 psp_ring_reg = psp_ring_reg << 16;
 363                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg);
 364
 365                 /* there might be handshake issue with hardware which needs delay */
 366                 mdelay(20);
 367
 368                 /* Wait for response flag (bit 31) in C2PMSG_64 */
 369                 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64),
 370                                    0x80000000, 0x8000FFFF, false);
 371         }
 372
 373         return ret;
 374 }
 375
 376 static int psp_v11_0_ring_stop(struct psp_context *psp,
 377                               enum psp_ring_type ring_type)
 378 {
 379         int ret = 0;
 380         struct amdgpu_device *adev = psp->adev;
 381
 382         /* Write the ring destroy command*/
 383         if (psp_v11_0_support_vmr_ring(psp))
 384                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101,
 385                                      GFX_CTRL_CMD_ID_DESTROY_GPCOM_RING);
 386         else
 387                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64,
 388                                      GFX_CTRL_CMD_ID_DESTROY_RINGS);
 389
 390         /* there might be handshake issue with hardware which needs delay */
 391         mdelay(20);
 392
 393         /* Wait for response flag (bit 31) */
 394         if (psp_v11_0_support_vmr_ring(psp))
 395                 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_101),
 396                                    0x80000000, 0x80000000, false);
 397         else
 398                 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64),
 399                                    0x80000000, 0x80000000, false);
 400
 401         return ret;
 402 }
 403
 404 static int psp_v11_0_ring_destroy(struct psp_context *psp,
 405                                  enum psp_ring_type ring_type)
 406 {
 407         int ret = 0;
 408         struct psp_ring *ring = &psp->km_ring;
 409         struct amdgpu_device *adev = psp->adev;
 410
 411         ret = psp_v11_0_ring_stop(psp, ring_type);
 412         if (ret)
 413                 DRM_ERROR("Fail to stop psp ring\n");
 414
 415         amdgpu_bo_free_kernel(&adev->firmware.rbuf,
 416                               &ring->ring_mem_mc_addr,
 417                               (void **)&ring->ring_mem);
 418
 419         return ret;
 420 }
 421
 422 static int psp_v11_0_cmd_submit(struct psp_context *psp,
 423                                struct amdgpu_firmware_info *ucode,
 424                                uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr,
 425                                int index)
 426 {
 427         unsigned int psp_write_ptr_reg = 0;
 428         struct psp_gfx_rb_frame *write_frame = psp->km_ring.ring_mem;
 429         struct psp_ring *ring = &psp->km_ring;
 430         struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem;
 431         struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start +
 432                 ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1;
 433         struct amdgpu_device *adev = psp->adev;
 434         uint32_t ring_size_dw = ring->ring_size / 4;
 435         uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4;
 436
 437         /* KM (GPCOM) prepare write pointer */
 438         if (psp_v11_0_support_vmr_ring(psp))
 439                 psp_write_ptr_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102);
 440         else
 441                 psp_write_ptr_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67);
 442
 443         /* Update KM RB frame pointer to new frame */
 444         /* write_frame ptr increments by size of rb_frame in bytes */
 445         /* psp_write_ptr_reg increments by size of rb_frame in DWORDs */
 446         if ((psp_write_ptr_reg % ring_size_dw) == 0)
 447                 write_frame = ring_buffer_start;
 448         else
 449                 write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw);
 450         /* Check invalid write_frame ptr address */
 451         if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) {
 452                 DRM_ERROR("ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n",
 453                           ring_buffer_start, ring_buffer_end, write_frame);
 454                 DRM_ERROR("write_frame is pointing to address out of bounds\n");
 455                 return -EINVAL;
 456         }
 457
 458         /* Initialize KM RB frame */
 459         memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame));
 460
 461         /* Update KM RB frame */
 462         write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
 463         write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
 464         write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
 465         write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
 466         write_frame->fence_value = index;
 467
 468         /* Update the write Pointer in DWORDs */
 469         psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw;
 470         if (psp_v11_0_support_vmr_ring(psp)) {
 471                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102, psp_write_ptr_reg);
 472                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101, GFX_CTRL_CMD_ID_CONSUME_CMD);
 473         } else
 474                 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67, psp_write_ptr_reg);
 475
 476         return 0;
 477 }
 478
 479 static int
 480 psp_v11_0_sram_map(struct amdgpu_device *adev,
 481                   unsigned int *sram_offset, unsigned int *sram_addr_reg_offset,
 482                   unsigned int *sram_data_reg_offset,
 483                   enum AMDGPU_UCODE_ID ucode_id)
 484 {
 485         int ret = 0;
 486
 487         switch (ucode_id) {
 488 /* TODO: needs to confirm */
 489 #if 0
 490         case AMDGPU_UCODE_ID_SMC:
 491                 *sram_offset = 0;
 492                 *sram_addr_reg_offset = 0;
 493                 *sram_data_reg_offset = 0;
 494                 break;
 495 #endif
 496
 497         case AMDGPU_UCODE_ID_CP_CE:
 498                 *sram_offset = 0x0;
 499                 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_CE_UCODE_ADDR);
 500                 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_CE_UCODE_DATA);
 501                 break;
 502
 503         case AMDGPU_UCODE_ID_CP_PFP:
 504                 *sram_offset = 0x0;
 505                 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_PFP_UCODE_ADDR);
 506                 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_PFP_UCODE_DATA);
 507                 break;
 508
 509         case AMDGPU_UCODE_ID_CP_ME:
 510                 *sram_offset = 0x0;
 511                 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_ME_UCODE_ADDR);
 512                 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_ME_UCODE_DATA);
 513                 break;
 514
 515         case AMDGPU_UCODE_ID_CP_MEC1:
 516                 *sram_offset = 0x10000;
 517                 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_MEC_ME1_UCODE_ADDR);
 518                 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_MEC_ME1_UCODE_DATA);
 519                 break;
 520
 521         case AMDGPU_UCODE_ID_CP_MEC2:
 522                 *sram_offset = 0x10000;
 523                 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_MEC2_UCODE_ADDR);
 524                 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_MEC2_UCODE_DATA);
 525                 break;
 526
 527         case AMDGPU_UCODE_ID_RLC_G:
 528                 *sram_offset = 0x2000;
 529                 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UCODE_ADDR);
 530                 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UCODE_DATA);
 531                 break;
 532
 533         case AMDGPU_UCODE_ID_SDMA0:
 534                 *sram_offset = 0x0;
 535                 *sram_addr_reg_offset = SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_UCODE_ADDR);
 536                 *sram_data_reg_offset = SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_UCODE_DATA);
 537                 break;
 538
 539 /* TODO: needs to confirm */
 540 #if 0
 541         case AMDGPU_UCODE_ID_SDMA1:
 542                 *sram_offset = ;
 543                 *sram_addr_reg_offset = ;
 544                 break;
 545
 546         case AMDGPU_UCODE_ID_UVD:
 547                 *sram_offset = ;
 548                 *sram_addr_reg_offset = ;
 549                 break;
 550
 551         case AMDGPU_UCODE_ID_VCE:
 552                 *sram_offset = ;
 553                 *sram_addr_reg_offset = ;
 554                 break;
 555 #endif
 556
 557         case AMDGPU_UCODE_ID_MAXIMUM:
 558         default:
 559                 ret = -EINVAL;
 560                 break;
 561         }
 562
 563         return ret;
 564 }
 565
 566 static bool psp_v11_0_compare_sram_data(struct psp_context *psp,
 567                                        struct amdgpu_firmware_info *ucode,
 568                                        enum AMDGPU_UCODE_ID ucode_type)
 569 {
 570         int err = 0;
 571         unsigned int fw_sram_reg_val = 0;
 572         unsigned int fw_sram_addr_reg_offset = 0;
 573         unsigned int fw_sram_data_reg_offset = 0;
 574         unsigned int ucode_size;
 575         uint32_t *ucode_mem = NULL;
 576         struct amdgpu_device *adev = psp->adev;
 577
 578         err = psp_v11_0_sram_map(adev, &fw_sram_reg_val, &fw_sram_addr_reg_offset,
 579                                 &fw_sram_data_reg_offset, ucode_type);
 580         if (err)
 581                 return false;
 582
 583         WREG32(fw_sram_addr_reg_offset, fw_sram_reg_val);
 584
 585         ucode_size = ucode->ucode_size;
 586         ucode_mem = (uint32_t *)ucode->kaddr;
 587         while (ucode_size) {
 588                 fw_sram_reg_val = RREG32(fw_sram_data_reg_offset);
 589
 590                 if (*ucode_mem != fw_sram_reg_val)
 591                         return false;
 592
 593                 ucode_mem++;
 594                 /* 4 bytes */
 595                 ucode_size -= 4;
 596         }
 597
 598         return true;
 599 }
 600
 601 static int psp_v11_0_mode1_reset(struct psp_context *psp)
 602 {
 603         int ret;
 604         uint32_t offset;
 605         struct amdgpu_device *adev = psp->adev;
 606
 607         offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64);
 608
 609         ret = psp_wait_for(psp, offset, 0x80000000, 0x8000FFFF, false);
 610
 611         if (ret) {
 612                 DRM_INFO("psp is not working correctly before mode1 reset!\n");
 613                 return -EINVAL;
 614         }
 615
 616         /*send the mode 1 reset command*/
 617         WREG32(offset, GFX_CTRL_CMD_ID_MODE1_RST);
 618
 619         msleep(500);
 620
 621         offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_33);
 622
 623         ret = psp_wait_for(psp, offset, 0x80000000, 0x80000000, false);
 624
 625         if (ret) {
 626                 DRM_INFO("psp mode 1 reset failed!\n");
 627                 return -EINVAL;
 628         }
 629
 630         DRM_INFO("psp mode1 reset succeed \n");
 631
 632         return 0;
 633 }
 634
 635 /* TODO: Fill in follow functions once PSP firmware interface for XGMI is ready.
 636  * For now, return success and hack the hive_id so high level code can
 637  * start testing
 638  */
 639 static int psp_v11_0_xgmi_get_topology_info(struct psp_context *psp,
 640         int number_devices, struct psp_xgmi_topology_info *topology)
 641 {
 642         struct ta_xgmi_shared_memory *xgmi_cmd;
 643         struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
 644         struct ta_xgmi_cmd_get_topology_info_output *topology_info_output;
 645         int i;
 646         int ret;
 647
 648         if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
 649                 return -EINVAL;
 650
 651         xgmi_cmd = (struct ta_xgmi_shared_memory*)psp->xgmi_context.xgmi_shared_buf;
 652         memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
 653
 654         /* Fill in the shared memory with topology information as input */
 655         topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
 656         xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_GET_TOPOLOGY_INFO;
 657         topology_info_input->num_nodes = number_devices;
 658
 659         for (i = 0; i < topology_info_input->num_nodes; i++) {
 660                 topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
 661                 topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
 662                 topology_info_input->nodes[i].is_sharing_enabled = topology->nodes[i].is_sharing_enabled;
 663                 topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
 664         }
 665
 666         /* Invoke xgmi ta to get the topology information */
 667         ret = psp_xgmi_invoke(psp, TA_COMMAND_XGMI__GET_GET_TOPOLOGY_INFO);
 668         if (ret)
 669                 return ret;
 670
 671         /* Read the output topology information from the shared memory */
 672         topology_info_output = &xgmi_cmd->xgmi_out_message.get_topology_info;
 673         topology->num_nodes = xgmi_cmd->xgmi_out_message.get_topology_info.num_nodes;
 674         for (i = 0; i < topology->num_nodes; i++) {
 675                 topology->nodes[i].node_id = topology_info_output->nodes[i].node_id;
 676                 topology->nodes[i].num_hops = topology_info_output->nodes[i].num_hops;
 677                 topology->nodes[i].is_sharing_enabled = topology_info_output->nodes[i].is_sharing_enabled;
 678                 topology->nodes[i].sdma_engine = topology_info_output->nodes[i].sdma_engine;
 679         }
 680
 681         return 0;
 682 }
 683
 684 static int psp_v11_0_xgmi_set_topology_info(struct psp_context *psp,
 685         int number_devices, struct psp_xgmi_topology_info *topology)
 686 {
 687         struct ta_xgmi_shared_memory *xgmi_cmd;
 688         struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
 689         int i;
 690
 691         if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
 692                 return -EINVAL;
 693
 694         xgmi_cmd = (struct ta_xgmi_shared_memory*)psp->xgmi_context.xgmi_shared_buf;
 695         memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
 696
 697         topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
 698         xgmi_cmd->cmd_id = TA_COMMAND_XGMI__SET_TOPOLOGY_INFO;
 699         topology_info_input->num_nodes = number_devices;
 700
 701         for (i = 0; i < topology_info_input->num_nodes; i++) {
 702                 topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
 703                 topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
 704                 topology_info_input->nodes[i].is_sharing_enabled = topology->nodes[i].is_sharing_enabled;
 705                 topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
 706         }
 707
 708         /* Invoke xgmi ta to set topology information */
 709         return psp_xgmi_invoke(psp, TA_COMMAND_XGMI__SET_TOPOLOGY_INFO);
 710 }
 711
 712 static int psp_v11_0_xgmi_get_hive_id(struct psp_context *psp, uint64_t *hive_id)
 713 {
 714         struct ta_xgmi_shared_memory *xgmi_cmd;
 715         int ret;
 716
 717         xgmi_cmd = (struct ta_xgmi_shared_memory*)psp->xgmi_context.xgmi_shared_buf;
 718         memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
 719
 720         xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_HIVE_ID;
 721
 722         /* Invoke xgmi ta to get hive id */
 723         ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
 724         if (ret)
 725                 return ret;
 726
 727         *hive_id = xgmi_cmd->xgmi_out_message.get_hive_id.hive_id;
 728
 729         return 0;
 730 }
 731
 732 static int psp_v11_0_xgmi_get_node_id(struct psp_context *psp, uint64_t *node_id)
 733 {
 734         struct ta_xgmi_shared_memory *xgmi_cmd;
 735         int ret;
 736
 737         xgmi_cmd = (struct ta_xgmi_shared_memory*)psp->xgmi_context.xgmi_shared_buf;
 738         memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
 739
 740         xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_NODE_ID;
 741
 742         /* Invoke xgmi ta to get the node id */
 743         ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
 744         if (ret)
 745                 return ret;
 746
 747         *node_id = xgmi_cmd->xgmi_out_message.get_node_id.node_id;
 748
 749         return 0;
 750 }
 751
 752 static const struct psp_funcs psp_v11_0_funcs = {
 753         .init_microcode = psp_v11_0_init_microcode,
 754         .bootloader_load_sysdrv = psp_v11_0_bootloader_load_sysdrv,
 755         .bootloader_load_sos = psp_v11_0_bootloader_load_sos,
 756         .prep_cmd_buf = psp_v11_0_prep_cmd_buf,
 757         .ring_init = psp_v11_0_ring_init,
 758         .ring_create = psp_v11_0_ring_create,
 759         .ring_stop = psp_v11_0_ring_stop,
 760         .ring_destroy = psp_v11_0_ring_destroy,
 761         .cmd_submit = psp_v11_0_cmd_submit,
 762         .compare_sram_data = psp_v11_0_compare_sram_data,
 763         .mode1_reset = psp_v11_0_mode1_reset,
 764         .xgmi_get_topology_info = psp_v11_0_xgmi_get_topology_info,
 765         .xgmi_set_topology_info = psp_v11_0_xgmi_set_topology_info,
 766         .xgmi_get_hive_id = psp_v11_0_xgmi_get_hive_id,
 767         .xgmi_get_node_id = psp_v11_0_xgmi_get_node_id,
 768         .support_vmr_ring = psp_v11_0_support_vmr_ring,
 769 };
 770
 771 void psp_v11_0_set_psp_funcs(struct psp_context *psp)
 772 {
 773         psp->funcs = &psp_v11_0_funcs;
 774 }