1 /* 2 * Copyright 2016 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Author: Huang Rui 23 * 24 */ 25 26 #include <linux/firmware.h> 27 #include <linux/module.h> 28 #include <linux/pci.h> 29 30 #include "amdgpu.h" 31 #include "amdgpu_psp.h" 32 #include "amdgpu_ucode.h" 33 #include "soc15_common.h" 34 #include "psp_v3_1.h" 35 36 #include "mp/mp_9_0_offset.h" 37 #include "mp/mp_9_0_sh_mask.h" 38 #include "gc/gc_9_0_offset.h" 39 #include "sdma0/sdma0_4_0_offset.h" 40 #include "nbio/nbio_6_1_offset.h" 41 42 #include "oss/osssys_4_0_offset.h" 43 #include "oss/osssys_4_0_sh_mask.h" 44 45 MODULE_FIRMWARE("amdgpu/vega10_sos.bin"); 46 MODULE_FIRMWARE("amdgpu/vega10_asd.bin"); 47 MODULE_FIRMWARE("amdgpu/vega12_sos.bin"); 48 MODULE_FIRMWARE("amdgpu/vega12_asd.bin"); 49 50 51 #define smnMP1_FIRMWARE_FLAGS 0x3010028 52 53 static uint32_t sos_old_versions[] = {1517616, 1510592, 1448594, 1446554}; 54 55 static bool psp_v3_1_support_vmr_ring(struct psp_context *psp); 56 static int psp_v3_1_ring_stop(struct psp_context *psp, 57 enum psp_ring_type ring_type); 58 59 static int psp_v3_1_init_microcode(struct psp_context *psp) 60 { 61 struct amdgpu_device *adev = psp->adev; 62 const char *chip_name; 63 char fw_name[30]; 64 int err = 0; 65 const struct psp_firmware_header_v1_0 *hdr; 66 67 DRM_DEBUG("\n"); 68 69 switch (adev->asic_type) { 70 case CHIP_VEGA10: 71 chip_name = "vega10"; 72 break; 73 case CHIP_VEGA12: 74 chip_name = "vega12"; 75 break; 76 default: BUG(); 77 } 78 79 snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sos.bin", chip_name); 80 err = request_firmware(&adev->psp.sos_fw, fw_name, adev->dev); 81 if (err) 82 goto out; 83 84 err = amdgpu_ucode_validate(adev->psp.sos_fw); 85 if (err) 86 goto out; 87 88 hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data; 89 adev->psp.sos_fw_version = le32_to_cpu(hdr->header.ucode_version); 90 adev->psp.sos_feature_version = le32_to_cpu(hdr->ucode_feature_version); 91 adev->psp.sos_bin_size = le32_to_cpu(hdr->sos_size_bytes); 92 adev->psp.sys_bin_size = le32_to_cpu(hdr->header.ucode_size_bytes) - 93 le32_to_cpu(hdr->sos_size_bytes); 94 adev->psp.sys_start_addr = (uint8_t *)hdr + 95 le32_to_cpu(hdr->header.ucode_array_offset_bytes); 96 adev->psp.sos_start_addr = (uint8_t *)adev->psp.sys_start_addr + 97 le32_to_cpu(hdr->sos_offset_bytes); 98 99 snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_asd.bin", chip_name); 100 err = request_firmware(&adev->psp.asd_fw, fw_name, adev->dev); 101 if (err) 102 goto out; 103 104 err = amdgpu_ucode_validate(adev->psp.asd_fw); 105 if (err) 106 goto out; 107 108 hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.asd_fw->data; 109 adev->psp.asd_fw_version = le32_to_cpu(hdr->header.ucode_version); 110 adev->psp.asd_feature_version = le32_to_cpu(hdr->ucode_feature_version); 111 adev->psp.asd_ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes); 112 adev->psp.asd_start_addr = (uint8_t *)hdr + 113 le32_to_cpu(hdr->header.ucode_array_offset_bytes); 114 115 return 0; 116 out: 117 if (err) { 118 dev_err(adev->dev, 119 "psp v3.1: Failed to load firmware \"%s\"\n", 120 fw_name); 121 release_firmware(adev->psp.sos_fw); 122 adev->psp.sos_fw = NULL; 123 release_firmware(adev->psp.asd_fw); 124 adev->psp.asd_fw = NULL; 125 } 126 127 return err; 128 } 129 130 static int psp_v3_1_bootloader_load_sysdrv(struct psp_context *psp) 131 { 132 int ret; 133 uint32_t psp_gfxdrv_command_reg = 0; 134 struct amdgpu_device *adev = psp->adev; 135 uint32_t sol_reg; 136 137 /* Check sOS sign of life register to confirm sys driver and sOS 138 * are already been loaded. 139 */ 140 sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81); 141 if (sol_reg) 142 return 0; 143 144 /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */ 145 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), 146 0x80000000, 0x80000000, false); 147 if (ret) 148 return ret; 149 150 memset(psp->fw_pri_buf, 0, PSP_1_MEG); 151 152 /* Copy PSP System Driver binary to memory */ 153 memcpy(psp->fw_pri_buf, psp->sys_start_addr, psp->sys_bin_size); 154 155 /* Provide the sys driver to bootloader */ 156 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36, 157 (uint32_t)(psp->fw_pri_mc_addr >> 20)); 158 psp_gfxdrv_command_reg = PSP_BL__LOAD_SYSDRV; 159 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35, 160 psp_gfxdrv_command_reg); 161 162 /* there might be handshake issue with hardware which needs delay */ 163 mdelay(20); 164 165 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), 166 0x80000000, 0x80000000, false); 167 168 return ret; 169 } 170 171 static bool psp_v3_1_match_version(struct amdgpu_device *adev, uint32_t ver) 172 { 173 int i; 174 175 if (ver == adev->psp.sos_fw_version) 176 return true; 177 178 /* 179 * Double check if the latest four legacy versions. 180 * If yes, it is still the right version. 181 */ 182 for (i = 0; i < sizeof(sos_old_versions) / sizeof(uint32_t); i++) { 183 if (sos_old_versions[i] == adev->psp.sos_fw_version) 184 return true; 185 } 186 187 return false; 188 } 189 190 static int psp_v3_1_bootloader_load_sos(struct psp_context *psp) 191 { 192 int ret; 193 unsigned int psp_gfxdrv_command_reg = 0; 194 struct amdgpu_device *adev = psp->adev; 195 uint32_t sol_reg, ver; 196 197 /* Check sOS sign of life register to confirm sys driver and sOS 198 * are already been loaded. 199 */ 200 sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81); 201 if (sol_reg) { 202 psp->sos_fw_version = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_58); 203 printk("sos fw version = 0x%x.\n", psp->sos_fw_version); 204 return 0; 205 } 206 207 /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */ 208 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), 209 0x80000000, 0x80000000, false); 210 if (ret) 211 return ret; 212 213 memset(psp->fw_pri_buf, 0, PSP_1_MEG); 214 215 /* Copy Secure OS binary to PSP memory */ 216 memcpy(psp->fw_pri_buf, psp->sos_start_addr, psp->sos_bin_size); 217 218 /* Provide the PSP secure OS to bootloader */ 219 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36, 220 (uint32_t)(psp->fw_pri_mc_addr >> 20)); 221 psp_gfxdrv_command_reg = PSP_BL__LOAD_SOSDRV; 222 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35, 223 psp_gfxdrv_command_reg); 224 225 /* there might be handshake issue with hardware which needs delay */ 226 mdelay(20); 227 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_81), 228 RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81), 229 0, true); 230 231 ver = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_58); 232 if (!psp_v3_1_match_version(adev, ver)) 233 DRM_WARN("SOS version doesn't match\n"); 234 235 return ret; 236 } 237 238 static int psp_v3_1_ring_init(struct psp_context *psp, 239 enum psp_ring_type ring_type) 240 { 241 int ret = 0; 242 struct psp_ring *ring; 243 struct amdgpu_device *adev = psp->adev; 244 245 ring = &psp->km_ring; 246 247 ring->ring_type = ring_type; 248 249 /* allocate 4k Page of Local Frame Buffer memory for ring */ 250 ring->ring_size = 0x1000; 251 ret = amdgpu_bo_create_kernel(adev, ring->ring_size, PAGE_SIZE, 252 AMDGPU_GEM_DOMAIN_VRAM, 253 &adev->firmware.rbuf, 254 &ring->ring_mem_mc_addr, 255 (void **)&ring->ring_mem); 256 if (ret) { 257 ring->ring_size = 0; 258 return ret; 259 } 260 261 return 0; 262 } 263 264 static void psp_v3_1_reroute_ih(struct psp_context *psp) 265 { 266 struct amdgpu_device *adev = psp->adev; 267 uint32_t tmp; 268 269 /* Change IH ring for VMC */ 270 tmp = REG_SET_FIELD(0, IH_CLIENT_CFG_DATA, CREDIT_RETURN_ADDR, 0x1244b); 271 tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, CLIENT_TYPE, 1); 272 tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, RING_ID, 1); 273 274 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, 3); 275 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, tmp); 276 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, GFX_CTRL_CMD_ID_GBR_IH_SET); 277 278 mdelay(20); 279 psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), 280 0x80000000, 0x8000FFFF, false); 281 282 /* Change IH ring for UMC */ 283 tmp = REG_SET_FIELD(0, IH_CLIENT_CFG_DATA, CREDIT_RETURN_ADDR, 0x1216b); 284 tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, RING_ID, 1); 285 286 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, 4); 287 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, tmp); 288 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, GFX_CTRL_CMD_ID_GBR_IH_SET); 289 290 mdelay(20); 291 psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), 292 0x80000000, 0x8000FFFF, false); 293 } 294 295 static int psp_v3_1_ring_create(struct psp_context *psp, 296 enum psp_ring_type ring_type) 297 { 298 int ret = 0; 299 unsigned int psp_ring_reg = 0; 300 struct psp_ring *ring = &psp->km_ring; 301 struct amdgpu_device *adev = psp->adev; 302 303 psp_v3_1_reroute_ih(psp); 304 305 if (psp_v3_1_support_vmr_ring(psp)) { 306 ret = psp_v3_1_ring_stop(psp, ring_type); 307 if (ret) { 308 DRM_ERROR("psp_v3_1_ring_stop_sriov failed!\n"); 309 return ret; 310 } 311 312 /* Write low address of the ring to C2PMSG_102 */ 313 psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr); 314 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102, psp_ring_reg); 315 /* Write high address of the ring to C2PMSG_103 */ 316 psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr); 317 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_103, psp_ring_reg); 318 /* No size initialization for sriov */ 319 /* Write the ring initialization command to C2PMSG_101 */ 320 psp_ring_reg = ring_type; 321 psp_ring_reg = psp_ring_reg << 16; 322 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101, psp_ring_reg); 323 324 /* there might be hardware handshake issue which needs delay */ 325 mdelay(20); 326 327 /* Wait for response flag (bit 31) in C2PMSG_101 */ 328 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, 329 mmMP0_SMN_C2PMSG_101), 0x80000000, 330 0x8000FFFF, false); 331 } else { 332 333 /* Write low address of the ring to C2PMSG_69 */ 334 psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr); 335 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, psp_ring_reg); 336 /* Write high address of the ring to C2PMSG_70 */ 337 psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr); 338 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, psp_ring_reg); 339 /* Write size of ring to C2PMSG_71 */ 340 psp_ring_reg = ring->ring_size; 341 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_71, psp_ring_reg); 342 /* Write the ring initialization command to C2PMSG_64 */ 343 psp_ring_reg = ring_type; 344 psp_ring_reg = psp_ring_reg << 16; 345 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg); 346 347 /* there might be hardware handshake issue which needs delay */ 348 mdelay(20); 349 350 /* Wait for response flag (bit 31) in C2PMSG_64 */ 351 ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, 352 mmMP0_SMN_C2PMSG_64), 0x80000000, 353 0x8000FFFF, false); 354 355 } 356 return ret; 357 } 358 359 static int psp_v3_1_ring_stop(struct psp_context *psp, 360 enum psp_ring_type ring_type) 361 { 362 int ret = 0; 363 unsigned int psp_ring_reg = 0; 364 struct amdgpu_device *adev = psp->adev; 365 366 if (psp_v3_1_support_vmr_ring(psp)) { 367 /* Write the Destroy GPCOM ring command to C2PMSG_101 */ 368 psp_ring_reg = GFX_CTRL_CMD_ID_DESTROY_GPCOM_RING; 369 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101, psp_ring_reg); 370 371 /* there might be handshake issue which needs delay */ 372 mdelay(20); 373 374 /* Wait for response flag (bit 31) in C2PMSG_101 */ 375 ret = psp_wait_for(psp, 376 SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_101), 377 0x80000000, 0x80000000, false); 378 } else { 379 /* Write the ring destroy command to C2PMSG_64 */ 380 psp_ring_reg = 3 << 16; 381 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg); 382 383 /* there might be handshake issue which needs delay */ 384 mdelay(20); 385 386 /* Wait for response flag (bit 31) in C2PMSG_64 */ 387 ret = psp_wait_for(psp, 388 SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), 389 0x80000000, 0x80000000, false); 390 } 391 392 return ret; 393 } 394 395 static int psp_v3_1_ring_destroy(struct psp_context *psp, 396 enum psp_ring_type ring_type) 397 { 398 int ret = 0; 399 struct psp_ring *ring = &psp->km_ring; 400 struct amdgpu_device *adev = psp->adev; 401 402 ret = psp_v3_1_ring_stop(psp, ring_type); 403 if (ret) 404 DRM_ERROR("Fail to stop psp ring\n"); 405 406 amdgpu_bo_free_kernel(&adev->firmware.rbuf, 407 &ring->ring_mem_mc_addr, 408 (void **)&ring->ring_mem); 409 410 return ret; 411 } 412 413 static int psp_v3_1_cmd_submit(struct psp_context *psp, 414 uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr, 415 int index) 416 { 417 unsigned int psp_write_ptr_reg = 0; 418 struct psp_gfx_rb_frame * write_frame = psp->km_ring.ring_mem; 419 struct psp_ring *ring = &psp->km_ring; 420 struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem; 421 struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start + 422 ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1; 423 struct amdgpu_device *adev = psp->adev; 424 uint32_t ring_size_dw = ring->ring_size / 4; 425 uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4; 426 427 /* KM (GPCOM) prepare write pointer */ 428 if (psp_v3_1_support_vmr_ring(psp)) 429 psp_write_ptr_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102); 430 else 431 psp_write_ptr_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67); 432 433 /* Update KM RB frame pointer to new frame */ 434 /* write_frame ptr increments by size of rb_frame in bytes */ 435 /* psp_write_ptr_reg increments by size of rb_frame in DWORDs */ 436 if ((psp_write_ptr_reg % ring_size_dw) == 0) 437 write_frame = ring_buffer_start; 438 else 439 write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw); 440 /* Check invalid write_frame ptr address */ 441 if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) { 442 DRM_ERROR("ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n", 443 ring_buffer_start, ring_buffer_end, write_frame); 444 DRM_ERROR("write_frame is pointing to address out of bounds\n"); 445 return -EINVAL; 446 } 447 448 /* Initialize KM RB frame */ 449 memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame)); 450 451 /* Update KM RB frame */ 452 write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr); 453 write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr); 454 write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr); 455 write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr); 456 write_frame->fence_value = index; 457 458 /* Update the write Pointer in DWORDs */ 459 psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw; 460 if (psp_v3_1_support_vmr_ring(psp)) { 461 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102, psp_write_ptr_reg); 462 /* send interrupt to PSP for SRIOV ring write pointer update */ 463 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101, 464 GFX_CTRL_CMD_ID_CONSUME_CMD); 465 } else 466 WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67, psp_write_ptr_reg); 467 468 return 0; 469 } 470 471 static int 472 psp_v3_1_sram_map(struct amdgpu_device *adev, 473 unsigned int *sram_offset, unsigned int *sram_addr_reg_offset, 474 unsigned int *sram_data_reg_offset, 475 enum AMDGPU_UCODE_ID ucode_id) 476 { 477 int ret = 0; 478 479 switch(ucode_id) { 480 /* TODO: needs to confirm */ 481 #if 0 482 case AMDGPU_UCODE_ID_SMC: 483 *sram_offset = 0; 484 *sram_addr_reg_offset = 0; 485 *sram_data_reg_offset = 0; 486 break; 487 #endif 488 489 case AMDGPU_UCODE_ID_CP_CE: 490 *sram_offset = 0x0; 491 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_CE_UCODE_ADDR); 492 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_CE_UCODE_DATA); 493 break; 494 495 case AMDGPU_UCODE_ID_CP_PFP: 496 *sram_offset = 0x0; 497 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_PFP_UCODE_ADDR); 498 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_PFP_UCODE_DATA); 499 break; 500 501 case AMDGPU_UCODE_ID_CP_ME: 502 *sram_offset = 0x0; 503 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_ME_UCODE_ADDR); 504 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_ME_UCODE_DATA); 505 break; 506 507 case AMDGPU_UCODE_ID_CP_MEC1: 508 *sram_offset = 0x10000; 509 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_MEC_ME1_UCODE_ADDR); 510 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_MEC_ME1_UCODE_DATA); 511 break; 512 513 case AMDGPU_UCODE_ID_CP_MEC2: 514 *sram_offset = 0x10000; 515 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_MEC2_UCODE_ADDR); 516 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmCP_HYP_MEC2_UCODE_DATA); 517 break; 518 519 case AMDGPU_UCODE_ID_RLC_G: 520 *sram_offset = 0x2000; 521 *sram_addr_reg_offset = SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UCODE_ADDR); 522 *sram_data_reg_offset = SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UCODE_DATA); 523 break; 524 525 case AMDGPU_UCODE_ID_SDMA0: 526 *sram_offset = 0x0; 527 *sram_addr_reg_offset = SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_UCODE_ADDR); 528 *sram_data_reg_offset = SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_UCODE_DATA); 529 break; 530 531 /* TODO: needs to confirm */ 532 #if 0 533 case AMDGPU_UCODE_ID_SDMA1: 534 *sram_offset = ; 535 *sram_addr_reg_offset = ; 536 break; 537 538 case AMDGPU_UCODE_ID_UVD: 539 *sram_offset = ; 540 *sram_addr_reg_offset = ; 541 break; 542 543 case AMDGPU_UCODE_ID_VCE: 544 *sram_offset = ; 545 *sram_addr_reg_offset = ; 546 break; 547 #endif 548 549 case AMDGPU_UCODE_ID_MAXIMUM: 550 default: 551 ret = -EINVAL; 552 break; 553 } 554 555 return ret; 556 } 557 558 static bool psp_v3_1_compare_sram_data(struct psp_context *psp, 559 struct amdgpu_firmware_info *ucode, 560 enum AMDGPU_UCODE_ID ucode_type) 561 { 562 int err = 0; 563 unsigned int fw_sram_reg_val = 0; 564 unsigned int fw_sram_addr_reg_offset = 0; 565 unsigned int fw_sram_data_reg_offset = 0; 566 unsigned int ucode_size; 567 uint32_t *ucode_mem = NULL; 568 struct amdgpu_device *adev = psp->adev; 569 570 err = psp_v3_1_sram_map(adev, &fw_sram_reg_val, &fw_sram_addr_reg_offset, 571 &fw_sram_data_reg_offset, ucode_type); 572 if (err) 573 return false; 574 575 WREG32(fw_sram_addr_reg_offset, fw_sram_reg_val); 576 577 ucode_size = ucode->ucode_size; 578 ucode_mem = (uint32_t *)ucode->kaddr; 579 while (ucode_size) { 580 fw_sram_reg_val = RREG32(fw_sram_data_reg_offset); 581 582 if (*ucode_mem != fw_sram_reg_val) 583 return false; 584 585 ucode_mem++; 586 /* 4 bytes */ 587 ucode_size -= 4; 588 } 589 590 return true; 591 } 592 593 static bool psp_v3_1_smu_reload_quirk(struct psp_context *psp) 594 { 595 struct amdgpu_device *adev = psp->adev; 596 uint32_t reg; 597 598 reg = RREG32_PCIE(smnMP1_FIRMWARE_FLAGS | 0x03b00000); 599 return (reg & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) ? true : false; 600 } 601 602 static int psp_v3_1_mode1_reset(struct psp_context *psp) 603 { 604 int ret; 605 uint32_t offset; 606 struct amdgpu_device *adev = psp->adev; 607 608 offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64); 609 610 ret = psp_wait_for(psp, offset, 0x80000000, 0x8000FFFF, false); 611 612 if (ret) { 613 DRM_INFO("psp is not working correctly before mode1 reset!\n"); 614 return -EINVAL; 615 } 616 617 /*send the mode 1 reset command*/ 618 WREG32(offset, GFX_CTRL_CMD_ID_MODE1_RST); 619 620 msleep(500); 621 622 offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_33); 623 624 ret = psp_wait_for(psp, offset, 0x80000000, 0x80000000, false); 625 626 if (ret) { 627 DRM_INFO("psp mode 1 reset failed!\n"); 628 return -EINVAL; 629 } 630 631 DRM_INFO("psp mode1 reset succeed \n"); 632 633 return 0; 634 } 635 636 static bool psp_v3_1_support_vmr_ring(struct psp_context *psp) 637 { 638 if (amdgpu_sriov_vf(psp->adev)) 639 return true; 640 641 return false; 642 } 643 644 static const struct psp_funcs psp_v3_1_funcs = { 645 .init_microcode = psp_v3_1_init_microcode, 646 .bootloader_load_sysdrv = psp_v3_1_bootloader_load_sysdrv, 647 .bootloader_load_sos = psp_v3_1_bootloader_load_sos, 648 .ring_init = psp_v3_1_ring_init, 649 .ring_create = psp_v3_1_ring_create, 650 .ring_stop = psp_v3_1_ring_stop, 651 .ring_destroy = psp_v3_1_ring_destroy, 652 .cmd_submit = psp_v3_1_cmd_submit, 653 .compare_sram_data = psp_v3_1_compare_sram_data, 654 .smu_reload_quirk = psp_v3_1_smu_reload_quirk, 655 .mode1_reset = psp_v3_1_mode1_reset, 656 .support_vmr_ring = psp_v3_1_support_vmr_ring, 657 }; 658 659 void psp_v3_1_set_psp_funcs(struct psp_context *psp) 660 { 661 psp->funcs = &psp_v3_1_funcs; 662 } 663