1 /* 2 * Copyright 2016 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 24 #include <linux/firmware.h> 25 26 #include "amdgpu.h" 27 #include "amdgpu_uvd.h" 28 #include "soc15.h" 29 #include "soc15d.h" 30 #include "soc15_common.h" 31 #include "mmsch_v1_0.h" 32 33 #include "uvd/uvd_7_0_offset.h" 34 #include "uvd/uvd_7_0_sh_mask.h" 35 #include "vce/vce_4_0_offset.h" 36 #include "vce/vce_4_0_default.h" 37 #include "vce/vce_4_0_sh_mask.h" 38 #include "nbif/nbif_6_1_offset.h" 39 #include "hdp/hdp_4_0_offset.h" 40 #include "mmhub/mmhub_1_0_offset.h" 41 #include "mmhub/mmhub_1_0_sh_mask.h" 42 #include "ivsrcid/uvd/irqsrcs_uvd_7_0.h" 43 44 #define mmUVD_PG0_CC_UVD_HARVESTING 0x00c7 45 #define mmUVD_PG0_CC_UVD_HARVESTING_BASE_IDX 1 46 //UVD_PG0_CC_UVD_HARVESTING 47 #define UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE__SHIFT 0x1 48 #define UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE_MASK 0x00000002L 49 50 #define UVD7_MAX_HW_INSTANCES_VEGA20 2 51 52 static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev); 53 static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev); 54 static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev); 55 static int uvd_v7_0_start(struct amdgpu_device *adev); 56 static void uvd_v7_0_stop(struct amdgpu_device *adev); 57 static int uvd_v7_0_sriov_start(struct amdgpu_device *adev); 58 59 static int amdgpu_ih_clientid_uvds[] = { 60 SOC15_IH_CLIENTID_UVD, 61 SOC15_IH_CLIENTID_UVD1 62 }; 63 64 /** 65 * uvd_v7_0_ring_get_rptr - get read pointer 66 * 67 * @ring: amdgpu_ring pointer 68 * 69 * Returns the current hardware read pointer 70 */ 71 static uint64_t uvd_v7_0_ring_get_rptr(struct amdgpu_ring *ring) 72 { 73 struct amdgpu_device *adev = ring->adev; 74 75 return RREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_RPTR); 76 } 77 78 /** 79 * uvd_v7_0_enc_ring_get_rptr - get enc read pointer 80 * 81 * @ring: amdgpu_ring pointer 82 * 83 * Returns the current hardware enc read pointer 84 */ 85 static uint64_t uvd_v7_0_enc_ring_get_rptr(struct amdgpu_ring *ring) 86 { 87 struct amdgpu_device *adev = ring->adev; 88 89 if (ring == &adev->uvd.inst[ring->me].ring_enc[0]) 90 return RREG32_SOC15(UVD, ring->me, mmUVD_RB_RPTR); 91 else 92 return RREG32_SOC15(UVD, ring->me, mmUVD_RB_RPTR2); 93 } 94 95 /** 96 * uvd_v7_0_ring_get_wptr - get write pointer 97 * 98 * @ring: amdgpu_ring pointer 99 * 100 * Returns the current hardware write pointer 101 */ 102 static uint64_t uvd_v7_0_ring_get_wptr(struct amdgpu_ring *ring) 103 { 104 struct amdgpu_device *adev = ring->adev; 105 106 return RREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_WPTR); 107 } 108 109 /** 110 * uvd_v7_0_enc_ring_get_wptr - get enc write pointer 111 * 112 * @ring: amdgpu_ring pointer 113 * 114 * Returns the current hardware enc write pointer 115 */ 116 static uint64_t uvd_v7_0_enc_ring_get_wptr(struct amdgpu_ring *ring) 117 { 118 struct amdgpu_device *adev = ring->adev; 119 120 if (ring->use_doorbell) 121 return adev->wb.wb[ring->wptr_offs]; 122 123 if (ring == &adev->uvd.inst[ring->me].ring_enc[0]) 124 return RREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR); 125 else 126 return RREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR2); 127 } 128 129 /** 130 * uvd_v7_0_ring_set_wptr - set write pointer 131 * 132 * @ring: amdgpu_ring pointer 133 * 134 * Commits the write pointer to the hardware 135 */ 136 static void uvd_v7_0_ring_set_wptr(struct amdgpu_ring *ring) 137 { 138 struct amdgpu_device *adev = ring->adev; 139 140 WREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr)); 141 } 142 143 /** 144 * uvd_v7_0_enc_ring_set_wptr - set enc write pointer 145 * 146 * @ring: amdgpu_ring pointer 147 * 148 * Commits the enc write pointer to the hardware 149 */ 150 static void uvd_v7_0_enc_ring_set_wptr(struct amdgpu_ring *ring) 151 { 152 struct amdgpu_device *adev = ring->adev; 153 154 if (ring->use_doorbell) { 155 /* XXX check if swapping is necessary on BE */ 156 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr); 157 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 158 return; 159 } 160 161 if (ring == &adev->uvd.inst[ring->me].ring_enc[0]) 162 WREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR, 163 lower_32_bits(ring->wptr)); 164 else 165 WREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR2, 166 lower_32_bits(ring->wptr)); 167 } 168 169 /** 170 * uvd_v7_0_enc_ring_test_ring - test if UVD ENC ring is working 171 * 172 * @ring: the engine to test on 173 * 174 */ 175 static int uvd_v7_0_enc_ring_test_ring(struct amdgpu_ring *ring) 176 { 177 struct amdgpu_device *adev = ring->adev; 178 uint32_t rptr; 179 unsigned i; 180 int r; 181 182 if (amdgpu_sriov_vf(adev)) 183 return 0; 184 185 r = amdgpu_ring_alloc(ring, 16); 186 if (r) 187 return r; 188 189 rptr = amdgpu_ring_get_rptr(ring); 190 191 amdgpu_ring_write(ring, HEVC_ENC_CMD_END); 192 amdgpu_ring_commit(ring); 193 194 for (i = 0; i < adev->usec_timeout; i++) { 195 if (amdgpu_ring_get_rptr(ring) != rptr) 196 break; 197 udelay(1); 198 } 199 200 if (i >= adev->usec_timeout) 201 r = -ETIMEDOUT; 202 203 return r; 204 } 205 206 /** 207 * uvd_v7_0_enc_get_create_msg - generate a UVD ENC create msg 208 * 209 * @adev: amdgpu_device pointer 210 * @ring: ring we should submit the msg to 211 * @handle: session handle to use 212 * @fence: optional fence to return 213 * 214 * Open up a stream for HW test 215 */ 216 static int uvd_v7_0_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, 217 struct amdgpu_bo *bo, 218 struct dma_fence **fence) 219 { 220 const unsigned ib_size_dw = 16; 221 struct amdgpu_job *job; 222 struct amdgpu_ib *ib; 223 struct dma_fence *f = NULL; 224 uint64_t addr; 225 int i, r; 226 227 r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, 228 AMDGPU_IB_POOL_DIRECT, &job); 229 if (r) 230 return r; 231 232 ib = &job->ibs[0]; 233 addr = amdgpu_bo_gpu_offset(bo); 234 235 ib->length_dw = 0; 236 ib->ptr[ib->length_dw++] = 0x00000018; 237 ib->ptr[ib->length_dw++] = 0x00000001; /* session info */ 238 ib->ptr[ib->length_dw++] = handle; 239 ib->ptr[ib->length_dw++] = 0x00000000; 240 ib->ptr[ib->length_dw++] = upper_32_bits(addr); 241 ib->ptr[ib->length_dw++] = addr; 242 243 ib->ptr[ib->length_dw++] = 0x00000014; 244 ib->ptr[ib->length_dw++] = 0x00000002; /* task info */ 245 ib->ptr[ib->length_dw++] = 0x0000001c; 246 ib->ptr[ib->length_dw++] = 0x00000000; 247 ib->ptr[ib->length_dw++] = 0x00000000; 248 249 ib->ptr[ib->length_dw++] = 0x00000008; 250 ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */ 251 252 for (i = ib->length_dw; i < ib_size_dw; ++i) 253 ib->ptr[i] = 0x0; 254 255 r = amdgpu_job_submit_direct(job, ring, &f); 256 if (r) 257 goto err; 258 259 if (fence) 260 *fence = dma_fence_get(f); 261 dma_fence_put(f); 262 return 0; 263 264 err: 265 amdgpu_job_free(job); 266 return r; 267 } 268 269 /** 270 * uvd_v7_0_enc_get_destroy_msg - generate a UVD ENC destroy msg 271 * 272 * @adev: amdgpu_device pointer 273 * @ring: ring we should submit the msg to 274 * @handle: session handle to use 275 * @fence: optional fence to return 276 * 277 * Close up a stream for HW test or if userspace failed to do so 278 */ 279 static int uvd_v7_0_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, 280 struct amdgpu_bo *bo, 281 struct dma_fence **fence) 282 { 283 const unsigned ib_size_dw = 16; 284 struct amdgpu_job *job; 285 struct amdgpu_ib *ib; 286 struct dma_fence *f = NULL; 287 uint64_t addr; 288 int i, r; 289 290 r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, 291 AMDGPU_IB_POOL_DIRECT, &job); 292 if (r) 293 return r; 294 295 ib = &job->ibs[0]; 296 addr = amdgpu_bo_gpu_offset(bo); 297 298 ib->length_dw = 0; 299 ib->ptr[ib->length_dw++] = 0x00000018; 300 ib->ptr[ib->length_dw++] = 0x00000001; 301 ib->ptr[ib->length_dw++] = handle; 302 ib->ptr[ib->length_dw++] = 0x00000000; 303 ib->ptr[ib->length_dw++] = upper_32_bits(addr); 304 ib->ptr[ib->length_dw++] = addr; 305 306 ib->ptr[ib->length_dw++] = 0x00000014; 307 ib->ptr[ib->length_dw++] = 0x00000002; 308 ib->ptr[ib->length_dw++] = 0x0000001c; 309 ib->ptr[ib->length_dw++] = 0x00000000; 310 ib->ptr[ib->length_dw++] = 0x00000000; 311 312 ib->ptr[ib->length_dw++] = 0x00000008; 313 ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */ 314 315 for (i = ib->length_dw; i < ib_size_dw; ++i) 316 ib->ptr[i] = 0x0; 317 318 r = amdgpu_job_submit_direct(job, ring, &f); 319 if (r) 320 goto err; 321 322 if (fence) 323 *fence = dma_fence_get(f); 324 dma_fence_put(f); 325 return 0; 326 327 err: 328 amdgpu_job_free(job); 329 return r; 330 } 331 332 /** 333 * uvd_v7_0_enc_ring_test_ib - test if UVD ENC IBs are working 334 * 335 * @ring: the engine to test on 336 * 337 */ 338 static int uvd_v7_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout) 339 { 340 struct dma_fence *fence = NULL; 341 struct amdgpu_bo *bo = NULL; 342 long r; 343 344 r = amdgpu_bo_create_reserved(ring->adev, 128 * 1024, PAGE_SIZE, 345 AMDGPU_GEM_DOMAIN_VRAM, 346 &bo, NULL, NULL); 347 if (r) 348 return r; 349 350 r = uvd_v7_0_enc_get_create_msg(ring, 1, bo, NULL); 351 if (r) 352 goto error; 353 354 r = uvd_v7_0_enc_get_destroy_msg(ring, 1, bo, &fence); 355 if (r) 356 goto error; 357 358 r = dma_fence_wait_timeout(fence, false, timeout); 359 if (r == 0) 360 r = -ETIMEDOUT; 361 else if (r > 0) 362 r = 0; 363 364 error: 365 dma_fence_put(fence); 366 amdgpu_bo_unreserve(bo); 367 amdgpu_bo_unref(&bo); 368 return r; 369 } 370 371 static int uvd_v7_0_early_init(void *handle) 372 { 373 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 374 375 if (adev->asic_type == CHIP_VEGA20) { 376 u32 harvest; 377 int i; 378 379 adev->uvd.num_uvd_inst = UVD7_MAX_HW_INSTANCES_VEGA20; 380 for (i = 0; i < adev->uvd.num_uvd_inst; i++) { 381 harvest = RREG32_SOC15(UVD, i, mmUVD_PG0_CC_UVD_HARVESTING); 382 if (harvest & UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE_MASK) { 383 adev->uvd.harvest_config |= 1 << i; 384 } 385 } 386 if (adev->uvd.harvest_config == (AMDGPU_UVD_HARVEST_UVD0 | 387 AMDGPU_UVD_HARVEST_UVD1)) 388 /* both instances are harvested, disable the block */ 389 return -ENOENT; 390 } else { 391 adev->uvd.num_uvd_inst = 1; 392 } 393 394 if (amdgpu_sriov_vf(adev)) 395 adev->uvd.num_enc_rings = 1; 396 else 397 adev->uvd.num_enc_rings = 2; 398 uvd_v7_0_set_ring_funcs(adev); 399 uvd_v7_0_set_enc_ring_funcs(adev); 400 uvd_v7_0_set_irq_funcs(adev); 401 402 return 0; 403 } 404 405 static int uvd_v7_0_sw_init(void *handle) 406 { 407 struct amdgpu_ring *ring; 408 409 int i, j, r; 410 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 411 412 for (j = 0; j < adev->uvd.num_uvd_inst; j++) { 413 if (adev->uvd.harvest_config & (1 << j)) 414 continue; 415 /* UVD TRAP */ 416 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], UVD_7_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->uvd.inst[j].irq); 417 if (r) 418 return r; 419 420 /* UVD ENC TRAP */ 421 for (i = 0; i < adev->uvd.num_enc_rings; ++i) { 422 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], i + UVD_7_0__SRCID__UVD_ENC_GEN_PURP, &adev->uvd.inst[j].irq); 423 if (r) 424 return r; 425 } 426 } 427 428 r = amdgpu_uvd_sw_init(adev); 429 if (r) 430 return r; 431 432 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 433 const struct common_firmware_header *hdr; 434 hdr = (const struct common_firmware_header *)adev->uvd.fw->data; 435 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].ucode_id = AMDGPU_UCODE_ID_UVD; 436 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].fw = adev->uvd.fw; 437 adev->firmware.fw_size += 438 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE); 439 440 if (adev->uvd.num_uvd_inst == UVD7_MAX_HW_INSTANCES_VEGA20) { 441 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].ucode_id = AMDGPU_UCODE_ID_UVD1; 442 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].fw = adev->uvd.fw; 443 adev->firmware.fw_size += 444 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE); 445 } 446 DRM_INFO("PSP loading UVD firmware\n"); 447 } 448 449 for (j = 0; j < adev->uvd.num_uvd_inst; j++) { 450 if (adev->uvd.harvest_config & (1 << j)) 451 continue; 452 if (!amdgpu_sriov_vf(adev)) { 453 ring = &adev->uvd.inst[j].ring; 454 sprintf(ring->name, "uvd_%d", ring->me); 455 r = amdgpu_ring_init(adev, ring, 512, 456 &adev->uvd.inst[j].irq, 0, 457 AMDGPU_RING_PRIO_DEFAULT); 458 if (r) 459 return r; 460 } 461 462 for (i = 0; i < adev->uvd.num_enc_rings; ++i) { 463 ring = &adev->uvd.inst[j].ring_enc[i]; 464 sprintf(ring->name, "uvd_enc_%d.%d", ring->me, i); 465 if (amdgpu_sriov_vf(adev)) { 466 ring->use_doorbell = true; 467 468 /* currently only use the first enconding ring for 469 * sriov, so set unused location for other unused rings. 470 */ 471 if (i == 0) 472 ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring0_1 * 2; 473 else 474 ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring2_3 * 2 + 1; 475 } 476 r = amdgpu_ring_init(adev, ring, 512, 477 &adev->uvd.inst[j].irq, 0, 478 AMDGPU_RING_PRIO_DEFAULT); 479 if (r) 480 return r; 481 } 482 } 483 484 r = amdgpu_uvd_resume(adev); 485 if (r) 486 return r; 487 488 r = amdgpu_uvd_entity_init(adev); 489 if (r) 490 return r; 491 492 r = amdgpu_virt_alloc_mm_table(adev); 493 if (r) 494 return r; 495 496 return r; 497 } 498 499 static int uvd_v7_0_sw_fini(void *handle) 500 { 501 int i, j, r; 502 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 503 504 amdgpu_virt_free_mm_table(adev); 505 506 r = amdgpu_uvd_suspend(adev); 507 if (r) 508 return r; 509 510 for (j = 0; j < adev->uvd.num_uvd_inst; ++j) { 511 if (adev->uvd.harvest_config & (1 << j)) 512 continue; 513 for (i = 0; i < adev->uvd.num_enc_rings; ++i) 514 amdgpu_ring_fini(&adev->uvd.inst[j].ring_enc[i]); 515 } 516 return amdgpu_uvd_sw_fini(adev); 517 } 518 519 /** 520 * uvd_v7_0_hw_init - start and test UVD block 521 * 522 * @adev: amdgpu_device pointer 523 * 524 * Initialize the hardware, boot up the VCPU and do some testing 525 */ 526 static int uvd_v7_0_hw_init(void *handle) 527 { 528 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 529 struct amdgpu_ring *ring; 530 uint32_t tmp; 531 int i, j, r; 532 533 if (amdgpu_sriov_vf(adev)) 534 r = uvd_v7_0_sriov_start(adev); 535 else 536 r = uvd_v7_0_start(adev); 537 if (r) 538 goto done; 539 540 for (j = 0; j < adev->uvd.num_uvd_inst; ++j) { 541 if (adev->uvd.harvest_config & (1 << j)) 542 continue; 543 ring = &adev->uvd.inst[j].ring; 544 545 if (!amdgpu_sriov_vf(adev)) { 546 r = amdgpu_ring_test_helper(ring); 547 if (r) 548 goto done; 549 550 r = amdgpu_ring_alloc(ring, 10); 551 if (r) { 552 DRM_ERROR("amdgpu: (%d)ring failed to lock UVD ring (%d).\n", j, r); 553 goto done; 554 } 555 556 tmp = PACKET0(SOC15_REG_OFFSET(UVD, j, 557 mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0); 558 amdgpu_ring_write(ring, tmp); 559 amdgpu_ring_write(ring, 0xFFFFF); 560 561 tmp = PACKET0(SOC15_REG_OFFSET(UVD, j, 562 mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0); 563 amdgpu_ring_write(ring, tmp); 564 amdgpu_ring_write(ring, 0xFFFFF); 565 566 tmp = PACKET0(SOC15_REG_OFFSET(UVD, j, 567 mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0); 568 amdgpu_ring_write(ring, tmp); 569 amdgpu_ring_write(ring, 0xFFFFF); 570 571 /* Clear timeout status bits */ 572 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j, 573 mmUVD_SEMA_TIMEOUT_STATUS), 0)); 574 amdgpu_ring_write(ring, 0x8); 575 576 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j, 577 mmUVD_SEMA_CNTL), 0)); 578 amdgpu_ring_write(ring, 3); 579 580 amdgpu_ring_commit(ring); 581 } 582 583 for (i = 0; i < adev->uvd.num_enc_rings; ++i) { 584 ring = &adev->uvd.inst[j].ring_enc[i]; 585 r = amdgpu_ring_test_helper(ring); 586 if (r) 587 goto done; 588 } 589 } 590 done: 591 if (!r) 592 DRM_INFO("UVD and UVD ENC initialized successfully.\n"); 593 594 return r; 595 } 596 597 /** 598 * uvd_v7_0_hw_fini - stop the hardware block 599 * 600 * @adev: amdgpu_device pointer 601 * 602 * Stop the UVD block, mark ring as not ready any more 603 */ 604 static int uvd_v7_0_hw_fini(void *handle) 605 { 606 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 607 608 if (!amdgpu_sriov_vf(adev)) 609 uvd_v7_0_stop(adev); 610 else { 611 /* full access mode, so don't touch any UVD register */ 612 DRM_DEBUG("For SRIOV client, shouldn't do anything.\n"); 613 } 614 615 return 0; 616 } 617 618 static int uvd_v7_0_suspend(void *handle) 619 { 620 int r; 621 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 622 623 r = uvd_v7_0_hw_fini(adev); 624 if (r) 625 return r; 626 627 return amdgpu_uvd_suspend(adev); 628 } 629 630 static int uvd_v7_0_resume(void *handle) 631 { 632 int r; 633 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 634 635 r = amdgpu_uvd_resume(adev); 636 if (r) 637 return r; 638 639 return uvd_v7_0_hw_init(adev); 640 } 641 642 /** 643 * uvd_v7_0_mc_resume - memory controller programming 644 * 645 * @adev: amdgpu_device pointer 646 * 647 * Let the UVD memory controller know it's offsets 648 */ 649 static void uvd_v7_0_mc_resume(struct amdgpu_device *adev) 650 { 651 uint32_t size = AMDGPU_UVD_FIRMWARE_SIZE(adev); 652 uint32_t offset; 653 int i; 654 655 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) { 656 if (adev->uvd.harvest_config & (1 << i)) 657 continue; 658 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 659 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 660 i == 0 ? 661 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo: 662 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_lo); 663 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 664 i == 0 ? 665 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi: 666 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_hi); 667 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0, 0); 668 offset = 0; 669 } else { 670 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 671 lower_32_bits(adev->uvd.inst[i].gpu_addr)); 672 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 673 upper_32_bits(adev->uvd.inst[i].gpu_addr)); 674 offset = size; 675 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0, 676 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 677 } 678 679 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE0, size); 680 681 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 682 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset)); 683 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 684 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset)); 685 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET1, (1 << 21)); 686 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_UVD_HEAP_SIZE); 687 688 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 689 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); 690 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 691 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); 692 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET2, (2 << 21)); 693 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE2, 694 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40)); 695 696 WREG32_SOC15(UVD, i, mmUVD_UDEC_ADDR_CONFIG, 697 adev->gfx.config.gb_addr_config); 698 WREG32_SOC15(UVD, i, mmUVD_UDEC_DB_ADDR_CONFIG, 699 adev->gfx.config.gb_addr_config); 700 WREG32_SOC15(UVD, i, mmUVD_UDEC_DBW_ADDR_CONFIG, 701 adev->gfx.config.gb_addr_config); 702 703 WREG32_SOC15(UVD, i, mmUVD_GP_SCRATCH4, adev->uvd.max_handles); 704 } 705 } 706 707 static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev, 708 struct amdgpu_mm_table *table) 709 { 710 uint32_t data = 0, loop; 711 uint64_t addr = table->gpu_addr; 712 struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)table->cpu_addr; 713 uint32_t size; 714 int i; 715 716 size = header->header_size + header->vce_table_size + header->uvd_table_size; 717 718 /* 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of memory descriptor location */ 719 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr)); 720 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr)); 721 722 /* 2, update vmid of descriptor */ 723 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID); 724 data &= ~VCE_MMSCH_VF_VMID__VF_CTX_VMID_MASK; 725 data |= (0 << VCE_MMSCH_VF_VMID__VF_CTX_VMID__SHIFT); /* use domain0 for MM scheduler */ 726 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID, data); 727 728 /* 3, notify mmsch about the size of this descriptor */ 729 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_SIZE, size); 730 731 /* 4, set resp to zero */ 732 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP, 0); 733 734 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) { 735 if (adev->uvd.harvest_config & (1 << i)) 736 continue; 737 WDOORBELL32(adev->uvd.inst[i].ring_enc[0].doorbell_index, 0); 738 adev->wb.wb[adev->uvd.inst[i].ring_enc[0].wptr_offs] = 0; 739 adev->uvd.inst[i].ring_enc[0].wptr = 0; 740 adev->uvd.inst[i].ring_enc[0].wptr_old = 0; 741 } 742 /* 5, kick off the initialization and wait until VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero */ 743 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_HOST, 0x10000001); 744 745 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP); 746 loop = 1000; 747 while ((data & 0x10000002) != 0x10000002) { 748 udelay(10); 749 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP); 750 loop--; 751 if (!loop) 752 break; 753 } 754 755 if (!loop) { 756 dev_err(adev->dev, "failed to init MMSCH, mmVCE_MMSCH_VF_MAILBOX_RESP = %x\n", data); 757 return -EBUSY; 758 } 759 760 return 0; 761 } 762 763 static int uvd_v7_0_sriov_start(struct amdgpu_device *adev) 764 { 765 struct amdgpu_ring *ring; 766 uint32_t offset, size, tmp; 767 uint32_t table_size = 0; 768 struct mmsch_v1_0_cmd_direct_write direct_wt = { {0} }; 769 struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} }; 770 struct mmsch_v1_0_cmd_direct_polling direct_poll = { {0} }; 771 struct mmsch_v1_0_cmd_end end = { {0} }; 772 uint32_t *init_table = adev->virt.mm_table.cpu_addr; 773 struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table; 774 uint8_t i = 0; 775 776 direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE; 777 direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE; 778 direct_poll.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_POLLING; 779 end.cmd_header.command_type = MMSCH_COMMAND__END; 780 781 if (header->uvd_table_offset == 0 && header->uvd_table_size == 0) { 782 header->version = MMSCH_VERSION; 783 header->header_size = sizeof(struct mmsch_v1_0_init_header) >> 2; 784 785 if (header->vce_table_offset == 0 && header->vce_table_size == 0) 786 header->uvd_table_offset = header->header_size; 787 else 788 header->uvd_table_offset = header->vce_table_size + header->vce_table_offset; 789 790 init_table += header->uvd_table_offset; 791 792 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) { 793 if (adev->uvd.harvest_config & (1 << i)) 794 continue; 795 ring = &adev->uvd.inst[i].ring; 796 ring->wptr = 0; 797 size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4); 798 799 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 800 0xFFFFFFFF, 0x00000004); 801 /* mc resume*/ 802 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 803 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, 804 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 805 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo); 806 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, 807 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 808 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi); 809 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0); 810 offset = 0; 811 } else { 812 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 813 lower_32_bits(adev->uvd.inst[i].gpu_addr)); 814 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 815 upper_32_bits(adev->uvd.inst[i].gpu_addr)); 816 offset = size; 817 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 818 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 819 820 } 821 822 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE0), size); 823 824 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 825 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset)); 826 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 827 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset)); 828 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21)); 829 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE); 830 831 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), 832 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); 833 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), 834 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); 835 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21)); 836 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE2), 837 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40)); 838 839 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_GP_SCRATCH4), adev->uvd.max_handles); 840 /* mc resume end*/ 841 842 /* disable clock gating */ 843 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_CGC_CTRL), 844 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0); 845 846 /* disable interupt */ 847 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN), 848 ~UVD_MASTINT_EN__VCPU_EN_MASK, 0); 849 850 /* stall UMC and register bus before resetting VCPU */ 851 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 852 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 853 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 854 855 /* put LMI, VCPU, RBC etc... into reset */ 856 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 857 (uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK | 858 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK | 859 UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK | 860 UVD_SOFT_RESET__RBC_SOFT_RESET_MASK | 861 UVD_SOFT_RESET__CSM_SOFT_RESET_MASK | 862 UVD_SOFT_RESET__CXW_SOFT_RESET_MASK | 863 UVD_SOFT_RESET__TAP_SOFT_RESET_MASK | 864 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK)); 865 866 /* initialize UVD memory controller */ 867 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL), 868 (uint32_t)((0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 869 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 870 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 871 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 872 UVD_LMI_CTRL__REQ_MODE_MASK | 873 0x00100000L)); 874 875 /* take all subblocks out of reset, except VCPU */ 876 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 877 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 878 879 /* enable VCPU clock */ 880 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CNTL), 881 UVD_VCPU_CNTL__CLK_EN_MASK); 882 883 /* enable master interrupt */ 884 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN), 885 ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK), 886 (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK)); 887 888 /* clear the bit 4 of UVD_STATUS */ 889 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 890 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0); 891 892 /* force RBC into idle state */ 893 size = order_base_2(ring->ring_size); 894 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size); 895 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 896 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RBC_RB_CNTL), tmp); 897 898 ring = &adev->uvd.inst[i].ring_enc[0]; 899 ring->wptr = 0; 900 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_LO), ring->gpu_addr); 901 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr)); 902 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_SIZE), ring->ring_size / 4); 903 904 /* boot up the VCPU */ 905 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 0); 906 907 /* enable UMC */ 908 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 909 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0); 910 911 MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 0x02, 0x02); 912 } 913 /* add end packet */ 914 memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end)); 915 table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4; 916 header->uvd_table_size = table_size; 917 918 } 919 return uvd_v7_0_mmsch_start(adev, &adev->virt.mm_table); 920 } 921 922 /** 923 * uvd_v7_0_start - start UVD block 924 * 925 * @adev: amdgpu_device pointer 926 * 927 * Setup and start the UVD block 928 */ 929 static int uvd_v7_0_start(struct amdgpu_device *adev) 930 { 931 struct amdgpu_ring *ring; 932 uint32_t rb_bufsz, tmp; 933 uint32_t lmi_swap_cntl; 934 uint32_t mp_swap_cntl; 935 int i, j, k, r; 936 937 for (k = 0; k < adev->uvd.num_uvd_inst; ++k) { 938 if (adev->uvd.harvest_config & (1 << k)) 939 continue; 940 /* disable DPG */ 941 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_POWER_STATUS), 0, 942 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK); 943 } 944 945 /* disable byte swapping */ 946 lmi_swap_cntl = 0; 947 mp_swap_cntl = 0; 948 949 uvd_v7_0_mc_resume(adev); 950 951 for (k = 0; k < adev->uvd.num_uvd_inst; ++k) { 952 if (adev->uvd.harvest_config & (1 << k)) 953 continue; 954 ring = &adev->uvd.inst[k].ring; 955 /* disable clock gating */ 956 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_CGC_CTRL), 0, 957 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK); 958 959 /* disable interupt */ 960 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN), 0, 961 ~UVD_MASTINT_EN__VCPU_EN_MASK); 962 963 /* stall UMC and register bus before resetting VCPU */ 964 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2), 965 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 966 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 967 mdelay(1); 968 969 /* put LMI, VCPU, RBC etc... into reset */ 970 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 971 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK | 972 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK | 973 UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK | 974 UVD_SOFT_RESET__RBC_SOFT_RESET_MASK | 975 UVD_SOFT_RESET__CSM_SOFT_RESET_MASK | 976 UVD_SOFT_RESET__CXW_SOFT_RESET_MASK | 977 UVD_SOFT_RESET__TAP_SOFT_RESET_MASK | 978 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK); 979 mdelay(5); 980 981 /* initialize UVD memory controller */ 982 WREG32_SOC15(UVD, k, mmUVD_LMI_CTRL, 983 (0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 984 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 985 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 986 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 987 UVD_LMI_CTRL__REQ_MODE_MASK | 988 0x00100000L); 989 990 #ifdef __BIG_ENDIAN 991 /* swap (8 in 32) RB and IB */ 992 lmi_swap_cntl = 0xa; 993 mp_swap_cntl = 0; 994 #endif 995 WREG32_SOC15(UVD, k, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl); 996 WREG32_SOC15(UVD, k, mmUVD_MP_SWAP_CNTL, mp_swap_cntl); 997 998 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA0, 0x40c2040); 999 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA1, 0x0); 1000 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB0, 0x40c2040); 1001 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB1, 0x0); 1002 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_ALU, 0); 1003 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUX, 0x88); 1004 1005 /* take all subblocks out of reset, except VCPU */ 1006 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 1007 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1008 mdelay(5); 1009 1010 /* enable VCPU clock */ 1011 WREG32_SOC15(UVD, k, mmUVD_VCPU_CNTL, 1012 UVD_VCPU_CNTL__CLK_EN_MASK); 1013 1014 /* enable UMC */ 1015 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2), 0, 1016 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 1017 1018 /* boot up the VCPU */ 1019 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 0); 1020 mdelay(10); 1021 1022 for (i = 0; i < 10; ++i) { 1023 uint32_t status; 1024 1025 for (j = 0; j < 100; ++j) { 1026 status = RREG32_SOC15(UVD, k, mmUVD_STATUS); 1027 if (status & 2) 1028 break; 1029 mdelay(10); 1030 } 1031 r = 0; 1032 if (status & 2) 1033 break; 1034 1035 DRM_ERROR("UVD(%d) not responding, trying to reset the VCPU!!!\n", k); 1036 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET), 1037 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 1038 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1039 mdelay(10); 1040 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET), 0, 1041 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1042 mdelay(10); 1043 r = -1; 1044 } 1045 1046 if (r) { 1047 DRM_ERROR("UVD(%d) not responding, giving up!!!\n", k); 1048 return r; 1049 } 1050 /* enable master interrupt */ 1051 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN), 1052 (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK), 1053 ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK)); 1054 1055 /* clear the bit 4 of UVD_STATUS */ 1056 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_STATUS), 0, 1057 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT)); 1058 1059 /* force RBC into idle state */ 1060 rb_bufsz = order_base_2(ring->ring_size); 1061 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 1062 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1063 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1064 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0); 1065 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1066 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1067 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_CNTL, tmp); 1068 1069 /* set the write pointer delay */ 1070 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR_CNTL, 0); 1071 1072 /* set the wb address */ 1073 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR_ADDR, 1074 (upper_32_bits(ring->gpu_addr) >> 2)); 1075 1076 /* program the RB_BASE for ring buffer */ 1077 WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 1078 lower_32_bits(ring->gpu_addr)); 1079 WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 1080 upper_32_bits(ring->gpu_addr)); 1081 1082 /* Initialize the ring buffer's read and write pointers */ 1083 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR, 0); 1084 1085 ring->wptr = RREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR); 1086 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR, 1087 lower_32_bits(ring->wptr)); 1088 1089 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_RBC_RB_CNTL), 0, 1090 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); 1091 1092 ring = &adev->uvd.inst[k].ring_enc[0]; 1093 WREG32_SOC15(UVD, k, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1094 WREG32_SOC15(UVD, k, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1095 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO, ring->gpu_addr); 1096 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1097 WREG32_SOC15(UVD, k, mmUVD_RB_SIZE, ring->ring_size / 4); 1098 1099 ring = &adev->uvd.inst[k].ring_enc[1]; 1100 WREG32_SOC15(UVD, k, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1101 WREG32_SOC15(UVD, k, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1102 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1103 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1104 WREG32_SOC15(UVD, k, mmUVD_RB_SIZE2, ring->ring_size / 4); 1105 } 1106 return 0; 1107 } 1108 1109 /** 1110 * uvd_v7_0_stop - stop UVD block 1111 * 1112 * @adev: amdgpu_device pointer 1113 * 1114 * stop the UVD block 1115 */ 1116 static void uvd_v7_0_stop(struct amdgpu_device *adev) 1117 { 1118 uint8_t i = 0; 1119 1120 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) { 1121 if (adev->uvd.harvest_config & (1 << i)) 1122 continue; 1123 /* force RBC into idle state */ 1124 WREG32_SOC15(UVD, i, mmUVD_RBC_RB_CNTL, 0x11010101); 1125 1126 /* Stall UMC and register bus before resetting VCPU */ 1127 WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 1128 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 1129 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 1130 mdelay(1); 1131 1132 /* put VCPU into reset */ 1133 WREG32_SOC15(UVD, i, mmUVD_SOFT_RESET, 1134 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1135 mdelay(5); 1136 1137 /* disable VCPU clock */ 1138 WREG32_SOC15(UVD, i, mmUVD_VCPU_CNTL, 0x0); 1139 1140 /* Unstall UMC and register bus */ 1141 WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 0, 1142 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 1143 } 1144 } 1145 1146 /** 1147 * uvd_v7_0_ring_emit_fence - emit an fence & trap command 1148 * 1149 * @ring: amdgpu_ring pointer 1150 * @fence: fence to emit 1151 * 1152 * Write a fence and a trap command to the ring. 1153 */ 1154 static void uvd_v7_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 1155 unsigned flags) 1156 { 1157 struct amdgpu_device *adev = ring->adev; 1158 1159 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1160 1161 amdgpu_ring_write(ring, 1162 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0)); 1163 amdgpu_ring_write(ring, seq); 1164 amdgpu_ring_write(ring, 1165 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0)); 1166 amdgpu_ring_write(ring, addr & 0xffffffff); 1167 amdgpu_ring_write(ring, 1168 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0)); 1169 amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff); 1170 amdgpu_ring_write(ring, 1171 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0)); 1172 amdgpu_ring_write(ring, 0); 1173 1174 amdgpu_ring_write(ring, 1175 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0)); 1176 amdgpu_ring_write(ring, 0); 1177 amdgpu_ring_write(ring, 1178 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0)); 1179 amdgpu_ring_write(ring, 0); 1180 amdgpu_ring_write(ring, 1181 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0)); 1182 amdgpu_ring_write(ring, 2); 1183 } 1184 1185 /** 1186 * uvd_v7_0_enc_ring_emit_fence - emit an enc fence & trap command 1187 * 1188 * @ring: amdgpu_ring pointer 1189 * @fence: fence to emit 1190 * 1191 * Write enc a fence and a trap command to the ring. 1192 */ 1193 static void uvd_v7_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, 1194 u64 seq, unsigned flags) 1195 { 1196 1197 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1198 1199 amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE); 1200 amdgpu_ring_write(ring, addr); 1201 amdgpu_ring_write(ring, upper_32_bits(addr)); 1202 amdgpu_ring_write(ring, seq); 1203 amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP); 1204 } 1205 1206 /** 1207 * uvd_v7_0_ring_emit_hdp_flush - skip HDP flushing 1208 * 1209 * @ring: amdgpu_ring pointer 1210 */ 1211 static void uvd_v7_0_ring_emit_hdp_flush(struct amdgpu_ring *ring) 1212 { 1213 /* The firmware doesn't seem to like touching registers at this point. */ 1214 } 1215 1216 /** 1217 * uvd_v7_0_ring_test_ring - register write test 1218 * 1219 * @ring: amdgpu_ring pointer 1220 * 1221 * Test if we can successfully write to the context register 1222 */ 1223 static int uvd_v7_0_ring_test_ring(struct amdgpu_ring *ring) 1224 { 1225 struct amdgpu_device *adev = ring->adev; 1226 uint32_t tmp = 0; 1227 unsigned i; 1228 int r; 1229 1230 WREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID, 0xCAFEDEAD); 1231 r = amdgpu_ring_alloc(ring, 3); 1232 if (r) 1233 return r; 1234 1235 amdgpu_ring_write(ring, 1236 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0)); 1237 amdgpu_ring_write(ring, 0xDEADBEEF); 1238 amdgpu_ring_commit(ring); 1239 for (i = 0; i < adev->usec_timeout; i++) { 1240 tmp = RREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID); 1241 if (tmp == 0xDEADBEEF) 1242 break; 1243 udelay(1); 1244 } 1245 1246 if (i >= adev->usec_timeout) 1247 r = -ETIMEDOUT; 1248 1249 return r; 1250 } 1251 1252 /** 1253 * uvd_v7_0_ring_patch_cs_in_place - Patch the IB for command submission. 1254 * 1255 * @p: the CS parser with the IBs 1256 * @ib_idx: which IB to patch 1257 * 1258 */ 1259 static int uvd_v7_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p, 1260 uint32_t ib_idx) 1261 { 1262 struct amdgpu_ring *ring = to_amdgpu_ring(p->entity->rq->sched); 1263 struct amdgpu_ib *ib = &p->job->ibs[ib_idx]; 1264 unsigned i; 1265 1266 /* No patching necessary for the first instance */ 1267 if (!ring->me) 1268 return 0; 1269 1270 for (i = 0; i < ib->length_dw; i += 2) { 1271 uint32_t reg = amdgpu_get_ib_value(p, ib_idx, i); 1272 1273 reg -= p->adev->reg_offset[UVD_HWIP][0][1]; 1274 reg += p->adev->reg_offset[UVD_HWIP][1][1]; 1275 1276 amdgpu_set_ib_value(p, ib_idx, i, reg); 1277 } 1278 return 0; 1279 } 1280 1281 /** 1282 * uvd_v7_0_ring_emit_ib - execute indirect buffer 1283 * 1284 * @ring: amdgpu_ring pointer 1285 * @ib: indirect buffer to execute 1286 * 1287 * Write ring commands to execute the indirect buffer 1288 */ 1289 static void uvd_v7_0_ring_emit_ib(struct amdgpu_ring *ring, 1290 struct amdgpu_job *job, 1291 struct amdgpu_ib *ib, 1292 uint32_t flags) 1293 { 1294 struct amdgpu_device *adev = ring->adev; 1295 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1296 1297 amdgpu_ring_write(ring, 1298 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_VMID), 0)); 1299 amdgpu_ring_write(ring, vmid); 1300 1301 amdgpu_ring_write(ring, 1302 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0)); 1303 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1304 amdgpu_ring_write(ring, 1305 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0)); 1306 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1307 amdgpu_ring_write(ring, 1308 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_RBC_IB_SIZE), 0)); 1309 amdgpu_ring_write(ring, ib->length_dw); 1310 } 1311 1312 /** 1313 * uvd_v7_0_enc_ring_emit_ib - enc execute indirect buffer 1314 * 1315 * @ring: amdgpu_ring pointer 1316 * @ib: indirect buffer to execute 1317 * 1318 * Write enc ring commands to execute the indirect buffer 1319 */ 1320 static void uvd_v7_0_enc_ring_emit_ib(struct amdgpu_ring *ring, 1321 struct amdgpu_job *job, 1322 struct amdgpu_ib *ib, 1323 uint32_t flags) 1324 { 1325 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1326 1327 amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM); 1328 amdgpu_ring_write(ring, vmid); 1329 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1330 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1331 amdgpu_ring_write(ring, ib->length_dw); 1332 } 1333 1334 static void uvd_v7_0_ring_emit_wreg(struct amdgpu_ring *ring, 1335 uint32_t reg, uint32_t val) 1336 { 1337 struct amdgpu_device *adev = ring->adev; 1338 1339 amdgpu_ring_write(ring, 1340 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0)); 1341 amdgpu_ring_write(ring, reg << 2); 1342 amdgpu_ring_write(ring, 1343 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0)); 1344 amdgpu_ring_write(ring, val); 1345 amdgpu_ring_write(ring, 1346 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0)); 1347 amdgpu_ring_write(ring, 8); 1348 } 1349 1350 static void uvd_v7_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, 1351 uint32_t val, uint32_t mask) 1352 { 1353 struct amdgpu_device *adev = ring->adev; 1354 1355 amdgpu_ring_write(ring, 1356 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0)); 1357 amdgpu_ring_write(ring, reg << 2); 1358 amdgpu_ring_write(ring, 1359 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0)); 1360 amdgpu_ring_write(ring, val); 1361 amdgpu_ring_write(ring, 1362 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GP_SCRATCH8), 0)); 1363 amdgpu_ring_write(ring, mask); 1364 amdgpu_ring_write(ring, 1365 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0)); 1366 amdgpu_ring_write(ring, 12); 1367 } 1368 1369 static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring, 1370 unsigned vmid, uint64_t pd_addr) 1371 { 1372 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1373 uint32_t data0, data1, mask; 1374 1375 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1376 1377 /* wait for reg writes */ 1378 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance; 1379 data1 = lower_32_bits(pd_addr); 1380 mask = 0xffffffff; 1381 uvd_v7_0_ring_emit_reg_wait(ring, data0, data1, mask); 1382 } 1383 1384 static void uvd_v7_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) 1385 { 1386 struct amdgpu_device *adev = ring->adev; 1387 int i; 1388 1389 WARN_ON(ring->wptr % 2 || count % 2); 1390 1391 for (i = 0; i < count / 2; i++) { 1392 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_NO_OP), 0)); 1393 amdgpu_ring_write(ring, 0); 1394 } 1395 } 1396 1397 static void uvd_v7_0_enc_ring_insert_end(struct amdgpu_ring *ring) 1398 { 1399 amdgpu_ring_write(ring, HEVC_ENC_CMD_END); 1400 } 1401 1402 static void uvd_v7_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring, 1403 uint32_t reg, uint32_t val, 1404 uint32_t mask) 1405 { 1406 amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WAIT); 1407 amdgpu_ring_write(ring, reg << 2); 1408 amdgpu_ring_write(ring, mask); 1409 amdgpu_ring_write(ring, val); 1410 } 1411 1412 static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, 1413 unsigned int vmid, uint64_t pd_addr) 1414 { 1415 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1416 1417 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1418 1419 /* wait for reg writes */ 1420 uvd_v7_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + 1421 vmid * hub->ctx_addr_distance, 1422 lower_32_bits(pd_addr), 0xffffffff); 1423 } 1424 1425 static void uvd_v7_0_enc_ring_emit_wreg(struct amdgpu_ring *ring, 1426 uint32_t reg, uint32_t val) 1427 { 1428 amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE); 1429 amdgpu_ring_write(ring, reg << 2); 1430 amdgpu_ring_write(ring, val); 1431 } 1432 1433 #if 0 1434 static bool uvd_v7_0_is_idle(void *handle) 1435 { 1436 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1437 1438 return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK); 1439 } 1440 1441 static int uvd_v7_0_wait_for_idle(void *handle) 1442 { 1443 unsigned i; 1444 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1445 1446 for (i = 0; i < adev->usec_timeout; i++) { 1447 if (uvd_v7_0_is_idle(handle)) 1448 return 0; 1449 } 1450 return -ETIMEDOUT; 1451 } 1452 1453 #define AMDGPU_UVD_STATUS_BUSY_MASK 0xfd 1454 static bool uvd_v7_0_check_soft_reset(void *handle) 1455 { 1456 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1457 u32 srbm_soft_reset = 0; 1458 u32 tmp = RREG32(mmSRBM_STATUS); 1459 1460 if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) || 1461 REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) || 1462 (RREG32_SOC15(UVD, ring->me, mmUVD_STATUS) & 1463 AMDGPU_UVD_STATUS_BUSY_MASK)) 1464 srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, 1465 SRBM_SOFT_RESET, SOFT_RESET_UVD, 1); 1466 1467 if (srbm_soft_reset) { 1468 adev->uvd.inst[ring->me].srbm_soft_reset = srbm_soft_reset; 1469 return true; 1470 } else { 1471 adev->uvd.inst[ring->me].srbm_soft_reset = 0; 1472 return false; 1473 } 1474 } 1475 1476 static int uvd_v7_0_pre_soft_reset(void *handle) 1477 { 1478 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1479 1480 if (!adev->uvd.inst[ring->me].srbm_soft_reset) 1481 return 0; 1482 1483 uvd_v7_0_stop(adev); 1484 return 0; 1485 } 1486 1487 static int uvd_v7_0_soft_reset(void *handle) 1488 { 1489 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1490 u32 srbm_soft_reset; 1491 1492 if (!adev->uvd.inst[ring->me].srbm_soft_reset) 1493 return 0; 1494 srbm_soft_reset = adev->uvd.inst[ring->me].srbm_soft_reset; 1495 1496 if (srbm_soft_reset) { 1497 u32 tmp; 1498 1499 tmp = RREG32(mmSRBM_SOFT_RESET); 1500 tmp |= srbm_soft_reset; 1501 dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp); 1502 WREG32(mmSRBM_SOFT_RESET, tmp); 1503 tmp = RREG32(mmSRBM_SOFT_RESET); 1504 1505 udelay(50); 1506 1507 tmp &= ~srbm_soft_reset; 1508 WREG32(mmSRBM_SOFT_RESET, tmp); 1509 tmp = RREG32(mmSRBM_SOFT_RESET); 1510 1511 /* Wait a little for things to settle down */ 1512 udelay(50); 1513 } 1514 1515 return 0; 1516 } 1517 1518 static int uvd_v7_0_post_soft_reset(void *handle) 1519 { 1520 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1521 1522 if (!adev->uvd.inst[ring->me].srbm_soft_reset) 1523 return 0; 1524 1525 mdelay(5); 1526 1527 return uvd_v7_0_start(adev); 1528 } 1529 #endif 1530 1531 static int uvd_v7_0_set_interrupt_state(struct amdgpu_device *adev, 1532 struct amdgpu_irq_src *source, 1533 unsigned type, 1534 enum amdgpu_interrupt_state state) 1535 { 1536 // TODO 1537 return 0; 1538 } 1539 1540 static int uvd_v7_0_process_interrupt(struct amdgpu_device *adev, 1541 struct amdgpu_irq_src *source, 1542 struct amdgpu_iv_entry *entry) 1543 { 1544 uint32_t ip_instance; 1545 1546 switch (entry->client_id) { 1547 case SOC15_IH_CLIENTID_UVD: 1548 ip_instance = 0; 1549 break; 1550 case SOC15_IH_CLIENTID_UVD1: 1551 ip_instance = 1; 1552 break; 1553 default: 1554 DRM_ERROR("Unhandled client id: %d\n", entry->client_id); 1555 return 0; 1556 } 1557 1558 DRM_DEBUG("IH: UVD TRAP\n"); 1559 1560 switch (entry->src_id) { 1561 case 124: 1562 amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring); 1563 break; 1564 case 119: 1565 amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring_enc[0]); 1566 break; 1567 case 120: 1568 if (!amdgpu_sriov_vf(adev)) 1569 amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring_enc[1]); 1570 break; 1571 default: 1572 DRM_ERROR("Unhandled interrupt: %d %d\n", 1573 entry->src_id, entry->src_data[0]); 1574 break; 1575 } 1576 1577 return 0; 1578 } 1579 1580 #if 0 1581 static void uvd_v7_0_set_sw_clock_gating(struct amdgpu_device *adev) 1582 { 1583 uint32_t data, data1, data2, suvd_flags; 1584 1585 data = RREG32_SOC15(UVD, ring->me, mmUVD_CGC_CTRL); 1586 data1 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE); 1587 data2 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_CTRL); 1588 1589 data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK | 1590 UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK); 1591 1592 suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK | 1593 UVD_SUVD_CGC_GATE__SIT_MASK | 1594 UVD_SUVD_CGC_GATE__SMP_MASK | 1595 UVD_SUVD_CGC_GATE__SCM_MASK | 1596 UVD_SUVD_CGC_GATE__SDB_MASK; 1597 1598 data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK | 1599 (1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) | 1600 (4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY)); 1601 1602 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK | 1603 UVD_CGC_CTRL__UDEC_CM_MODE_MASK | 1604 UVD_CGC_CTRL__UDEC_IT_MODE_MASK | 1605 UVD_CGC_CTRL__UDEC_DB_MODE_MASK | 1606 UVD_CGC_CTRL__UDEC_MP_MODE_MASK | 1607 UVD_CGC_CTRL__SYS_MODE_MASK | 1608 UVD_CGC_CTRL__UDEC_MODE_MASK | 1609 UVD_CGC_CTRL__MPEG2_MODE_MASK | 1610 UVD_CGC_CTRL__REGS_MODE_MASK | 1611 UVD_CGC_CTRL__RBC_MODE_MASK | 1612 UVD_CGC_CTRL__LMI_MC_MODE_MASK | 1613 UVD_CGC_CTRL__LMI_UMC_MODE_MASK | 1614 UVD_CGC_CTRL__IDCT_MODE_MASK | 1615 UVD_CGC_CTRL__MPRD_MODE_MASK | 1616 UVD_CGC_CTRL__MPC_MODE_MASK | 1617 UVD_CGC_CTRL__LBSI_MODE_MASK | 1618 UVD_CGC_CTRL__LRBBM_MODE_MASK | 1619 UVD_CGC_CTRL__WCB_MODE_MASK | 1620 UVD_CGC_CTRL__VCPU_MODE_MASK | 1621 UVD_CGC_CTRL__JPEG_MODE_MASK | 1622 UVD_CGC_CTRL__JPEG2_MODE_MASK | 1623 UVD_CGC_CTRL__SCPU_MODE_MASK); 1624 data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK | 1625 UVD_SUVD_CGC_CTRL__SIT_MODE_MASK | 1626 UVD_SUVD_CGC_CTRL__SMP_MODE_MASK | 1627 UVD_SUVD_CGC_CTRL__SCM_MODE_MASK | 1628 UVD_SUVD_CGC_CTRL__SDB_MODE_MASK); 1629 data1 |= suvd_flags; 1630 1631 WREG32_SOC15(UVD, ring->me, mmUVD_CGC_CTRL, data); 1632 WREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE, 0); 1633 WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE, data1); 1634 WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_CTRL, data2); 1635 } 1636 1637 static void uvd_v7_0_set_hw_clock_gating(struct amdgpu_device *adev) 1638 { 1639 uint32_t data, data1, cgc_flags, suvd_flags; 1640 1641 data = RREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE); 1642 data1 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE); 1643 1644 cgc_flags = UVD_CGC_GATE__SYS_MASK | 1645 UVD_CGC_GATE__UDEC_MASK | 1646 UVD_CGC_GATE__MPEG2_MASK | 1647 UVD_CGC_GATE__RBC_MASK | 1648 UVD_CGC_GATE__LMI_MC_MASK | 1649 UVD_CGC_GATE__IDCT_MASK | 1650 UVD_CGC_GATE__MPRD_MASK | 1651 UVD_CGC_GATE__MPC_MASK | 1652 UVD_CGC_GATE__LBSI_MASK | 1653 UVD_CGC_GATE__LRBBM_MASK | 1654 UVD_CGC_GATE__UDEC_RE_MASK | 1655 UVD_CGC_GATE__UDEC_CM_MASK | 1656 UVD_CGC_GATE__UDEC_IT_MASK | 1657 UVD_CGC_GATE__UDEC_DB_MASK | 1658 UVD_CGC_GATE__UDEC_MP_MASK | 1659 UVD_CGC_GATE__WCB_MASK | 1660 UVD_CGC_GATE__VCPU_MASK | 1661 UVD_CGC_GATE__SCPU_MASK | 1662 UVD_CGC_GATE__JPEG_MASK | 1663 UVD_CGC_GATE__JPEG2_MASK; 1664 1665 suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK | 1666 UVD_SUVD_CGC_GATE__SIT_MASK | 1667 UVD_SUVD_CGC_GATE__SMP_MASK | 1668 UVD_SUVD_CGC_GATE__SCM_MASK | 1669 UVD_SUVD_CGC_GATE__SDB_MASK; 1670 1671 data |= cgc_flags; 1672 data1 |= suvd_flags; 1673 1674 WREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE, data); 1675 WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE, data1); 1676 } 1677 1678 static void uvd_v7_0_set_bypass_mode(struct amdgpu_device *adev, bool enable) 1679 { 1680 u32 tmp = RREG32_SMC(ixGCK_DFS_BYPASS_CNTL); 1681 1682 if (enable) 1683 tmp |= (GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK | 1684 GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK); 1685 else 1686 tmp &= ~(GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK | 1687 GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK); 1688 1689 WREG32_SMC(ixGCK_DFS_BYPASS_CNTL, tmp); 1690 } 1691 1692 1693 static int uvd_v7_0_set_clockgating_state(void *handle, 1694 enum amd_clockgating_state state) 1695 { 1696 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1697 bool enable = (state == AMD_CG_STATE_GATE); 1698 1699 uvd_v7_0_set_bypass_mode(adev, enable); 1700 1701 if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) 1702 return 0; 1703 1704 if (enable) { 1705 /* disable HW gating and enable Sw gating */ 1706 uvd_v7_0_set_sw_clock_gating(adev); 1707 } else { 1708 /* wait for STATUS to clear */ 1709 if (uvd_v7_0_wait_for_idle(handle)) 1710 return -EBUSY; 1711 1712 /* enable HW gates because UVD is idle */ 1713 /* uvd_v7_0_set_hw_clock_gating(adev); */ 1714 } 1715 1716 return 0; 1717 } 1718 1719 static int uvd_v7_0_set_powergating_state(void *handle, 1720 enum amd_powergating_state state) 1721 { 1722 /* This doesn't actually powergate the UVD block. 1723 * That's done in the dpm code via the SMC. This 1724 * just re-inits the block as necessary. The actual 1725 * gating still happens in the dpm code. We should 1726 * revisit this when there is a cleaner line between 1727 * the smc and the hw blocks 1728 */ 1729 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1730 1731 if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD)) 1732 return 0; 1733 1734 WREG32_SOC15(UVD, ring->me, mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK); 1735 1736 if (state == AMD_PG_STATE_GATE) { 1737 uvd_v7_0_stop(adev); 1738 return 0; 1739 } else { 1740 return uvd_v7_0_start(adev); 1741 } 1742 } 1743 #endif 1744 1745 static int uvd_v7_0_set_clockgating_state(void *handle, 1746 enum amd_clockgating_state state) 1747 { 1748 /* needed for driver unload*/ 1749 return 0; 1750 } 1751 1752 const struct amd_ip_funcs uvd_v7_0_ip_funcs = { 1753 .name = "uvd_v7_0", 1754 .early_init = uvd_v7_0_early_init, 1755 .late_init = NULL, 1756 .sw_init = uvd_v7_0_sw_init, 1757 .sw_fini = uvd_v7_0_sw_fini, 1758 .hw_init = uvd_v7_0_hw_init, 1759 .hw_fini = uvd_v7_0_hw_fini, 1760 .suspend = uvd_v7_0_suspend, 1761 .resume = uvd_v7_0_resume, 1762 .is_idle = NULL /* uvd_v7_0_is_idle */, 1763 .wait_for_idle = NULL /* uvd_v7_0_wait_for_idle */, 1764 .check_soft_reset = NULL /* uvd_v7_0_check_soft_reset */, 1765 .pre_soft_reset = NULL /* uvd_v7_0_pre_soft_reset */, 1766 .soft_reset = NULL /* uvd_v7_0_soft_reset */, 1767 .post_soft_reset = NULL /* uvd_v7_0_post_soft_reset */, 1768 .set_clockgating_state = uvd_v7_0_set_clockgating_state, 1769 .set_powergating_state = NULL /* uvd_v7_0_set_powergating_state */, 1770 }; 1771 1772 static const struct amdgpu_ring_funcs uvd_v7_0_ring_vm_funcs = { 1773 .type = AMDGPU_RING_TYPE_UVD, 1774 .align_mask = 0xf, 1775 .support_64bit_ptrs = false, 1776 .no_user_fence = true, 1777 .vmhub = AMDGPU_MMHUB_0, 1778 .get_rptr = uvd_v7_0_ring_get_rptr, 1779 .get_wptr = uvd_v7_0_ring_get_wptr, 1780 .set_wptr = uvd_v7_0_ring_set_wptr, 1781 .patch_cs_in_place = uvd_v7_0_ring_patch_cs_in_place, 1782 .emit_frame_size = 1783 6 + /* hdp invalidate */ 1784 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 1785 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 1786 8 + /* uvd_v7_0_ring_emit_vm_flush */ 1787 14 + 14, /* uvd_v7_0_ring_emit_fence x2 vm fence */ 1788 .emit_ib_size = 8, /* uvd_v7_0_ring_emit_ib */ 1789 .emit_ib = uvd_v7_0_ring_emit_ib, 1790 .emit_fence = uvd_v7_0_ring_emit_fence, 1791 .emit_vm_flush = uvd_v7_0_ring_emit_vm_flush, 1792 .emit_hdp_flush = uvd_v7_0_ring_emit_hdp_flush, 1793 .test_ring = uvd_v7_0_ring_test_ring, 1794 .test_ib = amdgpu_uvd_ring_test_ib, 1795 .insert_nop = uvd_v7_0_ring_insert_nop, 1796 .pad_ib = amdgpu_ring_generic_pad_ib, 1797 .begin_use = amdgpu_uvd_ring_begin_use, 1798 .end_use = amdgpu_uvd_ring_end_use, 1799 .emit_wreg = uvd_v7_0_ring_emit_wreg, 1800 .emit_reg_wait = uvd_v7_0_ring_emit_reg_wait, 1801 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 1802 }; 1803 1804 static const struct amdgpu_ring_funcs uvd_v7_0_enc_ring_vm_funcs = { 1805 .type = AMDGPU_RING_TYPE_UVD_ENC, 1806 .align_mask = 0x3f, 1807 .nop = HEVC_ENC_CMD_NO_OP, 1808 .support_64bit_ptrs = false, 1809 .no_user_fence = true, 1810 .vmhub = AMDGPU_MMHUB_0, 1811 .get_rptr = uvd_v7_0_enc_ring_get_rptr, 1812 .get_wptr = uvd_v7_0_enc_ring_get_wptr, 1813 .set_wptr = uvd_v7_0_enc_ring_set_wptr, 1814 .emit_frame_size = 1815 3 + 3 + /* hdp flush / invalidate */ 1816 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 1817 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 + 1818 4 + /* uvd_v7_0_enc_ring_emit_vm_flush */ 1819 5 + 5 + /* uvd_v7_0_enc_ring_emit_fence x2 vm fence */ 1820 1, /* uvd_v7_0_enc_ring_insert_end */ 1821 .emit_ib_size = 5, /* uvd_v7_0_enc_ring_emit_ib */ 1822 .emit_ib = uvd_v7_0_enc_ring_emit_ib, 1823 .emit_fence = uvd_v7_0_enc_ring_emit_fence, 1824 .emit_vm_flush = uvd_v7_0_enc_ring_emit_vm_flush, 1825 .test_ring = uvd_v7_0_enc_ring_test_ring, 1826 .test_ib = uvd_v7_0_enc_ring_test_ib, 1827 .insert_nop = amdgpu_ring_insert_nop, 1828 .insert_end = uvd_v7_0_enc_ring_insert_end, 1829 .pad_ib = amdgpu_ring_generic_pad_ib, 1830 .begin_use = amdgpu_uvd_ring_begin_use, 1831 .end_use = amdgpu_uvd_ring_end_use, 1832 .emit_wreg = uvd_v7_0_enc_ring_emit_wreg, 1833 .emit_reg_wait = uvd_v7_0_enc_ring_emit_reg_wait, 1834 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 1835 }; 1836 1837 static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev) 1838 { 1839 int i; 1840 1841 for (i = 0; i < adev->uvd.num_uvd_inst; i++) { 1842 if (adev->uvd.harvest_config & (1 << i)) 1843 continue; 1844 adev->uvd.inst[i].ring.funcs = &uvd_v7_0_ring_vm_funcs; 1845 adev->uvd.inst[i].ring.me = i; 1846 DRM_INFO("UVD(%d) is enabled in VM mode\n", i); 1847 } 1848 } 1849 1850 static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev) 1851 { 1852 int i, j; 1853 1854 for (j = 0; j < adev->uvd.num_uvd_inst; j++) { 1855 if (adev->uvd.harvest_config & (1 << j)) 1856 continue; 1857 for (i = 0; i < adev->uvd.num_enc_rings; ++i) { 1858 adev->uvd.inst[j].ring_enc[i].funcs = &uvd_v7_0_enc_ring_vm_funcs; 1859 adev->uvd.inst[j].ring_enc[i].me = j; 1860 } 1861 1862 DRM_INFO("UVD(%d) ENC is enabled in VM mode\n", j); 1863 } 1864 } 1865 1866 static const struct amdgpu_irq_src_funcs uvd_v7_0_irq_funcs = { 1867 .set = uvd_v7_0_set_interrupt_state, 1868 .process = uvd_v7_0_process_interrupt, 1869 }; 1870 1871 static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev) 1872 { 1873 int i; 1874 1875 for (i = 0; i < adev->uvd.num_uvd_inst; i++) { 1876 if (adev->uvd.harvest_config & (1 << i)) 1877 continue; 1878 adev->uvd.inst[i].irq.num_types = adev->uvd.num_enc_rings + 1; 1879 adev->uvd.inst[i].irq.funcs = &uvd_v7_0_irq_funcs; 1880 } 1881 } 1882 1883 const struct amdgpu_ip_block_version uvd_v7_0_ip_block = 1884 { 1885 .type = AMD_IP_BLOCK_TYPE_UVD, 1886 .major = 7, 1887 .minor = 0, 1888 .rev = 0, 1889 .funcs = &uvd_v7_0_ip_funcs, 1890 }; 1891