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, &job); 228 if (r) 229 return r; 230 231 ib = &job->ibs[0]; 232 addr = amdgpu_bo_gpu_offset(bo); 233 234 ib->length_dw = 0; 235 ib->ptr[ib->length_dw++] = 0x00000018; 236 ib->ptr[ib->length_dw++] = 0x00000001; /* session info */ 237 ib->ptr[ib->length_dw++] = handle; 238 ib->ptr[ib->length_dw++] = 0x00000000; 239 ib->ptr[ib->length_dw++] = upper_32_bits(addr); 240 ib->ptr[ib->length_dw++] = addr; 241 242 ib->ptr[ib->length_dw++] = 0x00000014; 243 ib->ptr[ib->length_dw++] = 0x00000002; /* task info */ 244 ib->ptr[ib->length_dw++] = 0x0000001c; 245 ib->ptr[ib->length_dw++] = 0x00000000; 246 ib->ptr[ib->length_dw++] = 0x00000000; 247 248 ib->ptr[ib->length_dw++] = 0x00000008; 249 ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */ 250 251 for (i = ib->length_dw; i < ib_size_dw; ++i) 252 ib->ptr[i] = 0x0; 253 254 r = amdgpu_job_submit_direct(job, ring, &f); 255 if (r) 256 goto err; 257 258 if (fence) 259 *fence = dma_fence_get(f); 260 dma_fence_put(f); 261 return 0; 262 263 err: 264 amdgpu_job_free(job); 265 return r; 266 } 267 268 /** 269 * uvd_v7_0_enc_get_destroy_msg - generate a UVD ENC destroy msg 270 * 271 * @adev: amdgpu_device pointer 272 * @ring: ring we should submit the msg to 273 * @handle: session handle to use 274 * @fence: optional fence to return 275 * 276 * Close up a stream for HW test or if userspace failed to do so 277 */ 278 static int uvd_v7_0_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, 279 struct amdgpu_bo *bo, 280 struct dma_fence **fence) 281 { 282 const unsigned ib_size_dw = 16; 283 struct amdgpu_job *job; 284 struct amdgpu_ib *ib; 285 struct dma_fence *f = NULL; 286 uint64_t addr; 287 int i, r; 288 289 r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job); 290 if (r) 291 return r; 292 293 ib = &job->ibs[0]; 294 addr = amdgpu_bo_gpu_offset(bo); 295 296 ib->length_dw = 0; 297 ib->ptr[ib->length_dw++] = 0x00000018; 298 ib->ptr[ib->length_dw++] = 0x00000001; 299 ib->ptr[ib->length_dw++] = handle; 300 ib->ptr[ib->length_dw++] = 0x00000000; 301 ib->ptr[ib->length_dw++] = upper_32_bits(addr); 302 ib->ptr[ib->length_dw++] = addr; 303 304 ib->ptr[ib->length_dw++] = 0x00000014; 305 ib->ptr[ib->length_dw++] = 0x00000002; 306 ib->ptr[ib->length_dw++] = 0x0000001c; 307 ib->ptr[ib->length_dw++] = 0x00000000; 308 ib->ptr[ib->length_dw++] = 0x00000000; 309 310 ib->ptr[ib->length_dw++] = 0x00000008; 311 ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */ 312 313 for (i = ib->length_dw; i < ib_size_dw; ++i) 314 ib->ptr[i] = 0x0; 315 316 r = amdgpu_job_submit_direct(job, ring, &f); 317 if (r) 318 goto err; 319 320 if (fence) 321 *fence = dma_fence_get(f); 322 dma_fence_put(f); 323 return 0; 324 325 err: 326 amdgpu_job_free(job); 327 return r; 328 } 329 330 /** 331 * uvd_v7_0_enc_ring_test_ib - test if UVD ENC IBs are working 332 * 333 * @ring: the engine to test on 334 * 335 */ 336 static int uvd_v7_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout) 337 { 338 struct dma_fence *fence = NULL; 339 struct amdgpu_bo *bo = NULL; 340 long r; 341 342 r = amdgpu_bo_create_reserved(ring->adev, 128 * 1024, PAGE_SIZE, 343 AMDGPU_GEM_DOMAIN_VRAM, 344 &bo, NULL, NULL); 345 if (r) 346 return r; 347 348 r = uvd_v7_0_enc_get_create_msg(ring, 1, bo, NULL); 349 if (r) 350 goto error; 351 352 r = uvd_v7_0_enc_get_destroy_msg(ring, 1, bo, &fence); 353 if (r) 354 goto error; 355 356 r = dma_fence_wait_timeout(fence, false, timeout); 357 if (r == 0) 358 r = -ETIMEDOUT; 359 else if (r > 0) 360 r = 0; 361 362 error: 363 dma_fence_put(fence); 364 amdgpu_bo_unreserve(bo); 365 amdgpu_bo_unref(&bo); 366 return r; 367 } 368 369 static int uvd_v7_0_early_init(void *handle) 370 { 371 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 372 373 if (adev->asic_type == CHIP_VEGA20) { 374 u32 harvest; 375 int i; 376 377 adev->uvd.num_uvd_inst = UVD7_MAX_HW_INSTANCES_VEGA20; 378 for (i = 0; i < adev->uvd.num_uvd_inst; i++) { 379 harvest = RREG32_SOC15(UVD, i, mmUVD_PG0_CC_UVD_HARVESTING); 380 if (harvest & UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE_MASK) { 381 adev->uvd.harvest_config |= 1 << i; 382 } 383 } 384 if (adev->uvd.harvest_config == (AMDGPU_UVD_HARVEST_UVD0 | 385 AMDGPU_UVD_HARVEST_UVD1)) 386 /* both instances are harvested, disable the block */ 387 return -ENOENT; 388 } else { 389 adev->uvd.num_uvd_inst = 1; 390 } 391 392 if (amdgpu_sriov_vf(adev)) 393 adev->uvd.num_enc_rings = 1; 394 else 395 adev->uvd.num_enc_rings = 2; 396 uvd_v7_0_set_ring_funcs(adev); 397 uvd_v7_0_set_enc_ring_funcs(adev); 398 uvd_v7_0_set_irq_funcs(adev); 399 400 return 0; 401 } 402 403 static int uvd_v7_0_sw_init(void *handle) 404 { 405 struct amdgpu_ring *ring; 406 407 int i, j, r; 408 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 409 410 for (j = 0; j < adev->uvd.num_uvd_inst; j++) { 411 if (adev->uvd.harvest_config & (1 << j)) 412 continue; 413 /* UVD TRAP */ 414 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], UVD_7_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->uvd.inst[j].irq); 415 if (r) 416 return r; 417 418 /* UVD ENC TRAP */ 419 for (i = 0; i < adev->uvd.num_enc_rings; ++i) { 420 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); 421 if (r) 422 return r; 423 } 424 } 425 426 r = amdgpu_uvd_sw_init(adev); 427 if (r) 428 return r; 429 430 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 431 const struct common_firmware_header *hdr; 432 hdr = (const struct common_firmware_header *)adev->uvd.fw->data; 433 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].ucode_id = AMDGPU_UCODE_ID_UVD; 434 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].fw = adev->uvd.fw; 435 adev->firmware.fw_size += 436 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE); 437 438 if (adev->uvd.num_uvd_inst == UVD7_MAX_HW_INSTANCES_VEGA20) { 439 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].ucode_id = AMDGPU_UCODE_ID_UVD1; 440 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].fw = adev->uvd.fw; 441 adev->firmware.fw_size += 442 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE); 443 } 444 DRM_INFO("PSP loading UVD firmware\n"); 445 } 446 447 for (j = 0; j < adev->uvd.num_uvd_inst; j++) { 448 if (adev->uvd.harvest_config & (1 << j)) 449 continue; 450 if (!amdgpu_sriov_vf(adev)) { 451 ring = &adev->uvd.inst[j].ring; 452 sprintf(ring->name, "uvd_%d", ring->me); 453 r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst[j].irq, 0); 454 if (r) 455 return r; 456 } 457 458 for (i = 0; i < adev->uvd.num_enc_rings; ++i) { 459 ring = &adev->uvd.inst[j].ring_enc[i]; 460 sprintf(ring->name, "uvd_enc_%d.%d", ring->me, i); 461 if (amdgpu_sriov_vf(adev)) { 462 ring->use_doorbell = true; 463 464 /* currently only use the first enconding ring for 465 * sriov, so set unused location for other unused rings. 466 */ 467 if (i == 0) 468 ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring0_1 * 2; 469 else 470 ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring2_3 * 2 + 1; 471 } 472 r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst[j].irq, 0); 473 if (r) 474 return r; 475 } 476 } 477 478 r = amdgpu_uvd_resume(adev); 479 if (r) 480 return r; 481 482 r = amdgpu_uvd_entity_init(adev); 483 if (r) 484 return r; 485 486 r = amdgpu_virt_alloc_mm_table(adev); 487 if (r) 488 return r; 489 490 return r; 491 } 492 493 static int uvd_v7_0_sw_fini(void *handle) 494 { 495 int i, j, r; 496 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 497 498 amdgpu_virt_free_mm_table(adev); 499 500 r = amdgpu_uvd_suspend(adev); 501 if (r) 502 return r; 503 504 for (j = 0; j < adev->uvd.num_uvd_inst; ++j) { 505 if (adev->uvd.harvest_config & (1 << j)) 506 continue; 507 for (i = 0; i < adev->uvd.num_enc_rings; ++i) 508 amdgpu_ring_fini(&adev->uvd.inst[j].ring_enc[i]); 509 } 510 return amdgpu_uvd_sw_fini(adev); 511 } 512 513 /** 514 * uvd_v7_0_hw_init - start and test UVD block 515 * 516 * @adev: amdgpu_device pointer 517 * 518 * Initialize the hardware, boot up the VCPU and do some testing 519 */ 520 static int uvd_v7_0_hw_init(void *handle) 521 { 522 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 523 struct amdgpu_ring *ring; 524 uint32_t tmp; 525 int i, j, r; 526 527 if (amdgpu_sriov_vf(adev)) 528 r = uvd_v7_0_sriov_start(adev); 529 else 530 r = uvd_v7_0_start(adev); 531 if (r) 532 goto done; 533 534 for (j = 0; j < adev->uvd.num_uvd_inst; ++j) { 535 if (adev->uvd.harvest_config & (1 << j)) 536 continue; 537 ring = &adev->uvd.inst[j].ring; 538 539 if (!amdgpu_sriov_vf(adev)) { 540 r = amdgpu_ring_test_helper(ring); 541 if (r) 542 goto done; 543 544 r = amdgpu_ring_alloc(ring, 10); 545 if (r) { 546 DRM_ERROR("amdgpu: (%d)ring failed to lock UVD ring (%d).\n", j, r); 547 goto done; 548 } 549 550 tmp = PACKET0(SOC15_REG_OFFSET(UVD, j, 551 mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0); 552 amdgpu_ring_write(ring, tmp); 553 amdgpu_ring_write(ring, 0xFFFFF); 554 555 tmp = PACKET0(SOC15_REG_OFFSET(UVD, j, 556 mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0); 557 amdgpu_ring_write(ring, tmp); 558 amdgpu_ring_write(ring, 0xFFFFF); 559 560 tmp = PACKET0(SOC15_REG_OFFSET(UVD, j, 561 mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0); 562 amdgpu_ring_write(ring, tmp); 563 amdgpu_ring_write(ring, 0xFFFFF); 564 565 /* Clear timeout status bits */ 566 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j, 567 mmUVD_SEMA_TIMEOUT_STATUS), 0)); 568 amdgpu_ring_write(ring, 0x8); 569 570 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j, 571 mmUVD_SEMA_CNTL), 0)); 572 amdgpu_ring_write(ring, 3); 573 574 amdgpu_ring_commit(ring); 575 } 576 577 for (i = 0; i < adev->uvd.num_enc_rings; ++i) { 578 ring = &adev->uvd.inst[j].ring_enc[i]; 579 r = amdgpu_ring_test_helper(ring); 580 if (r) 581 goto done; 582 } 583 } 584 done: 585 if (!r) 586 DRM_INFO("UVD and UVD ENC initialized successfully.\n"); 587 588 return r; 589 } 590 591 /** 592 * uvd_v7_0_hw_fini - stop the hardware block 593 * 594 * @adev: amdgpu_device pointer 595 * 596 * Stop the UVD block, mark ring as not ready any more 597 */ 598 static int uvd_v7_0_hw_fini(void *handle) 599 { 600 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 601 int i; 602 603 if (!amdgpu_sriov_vf(adev)) 604 uvd_v7_0_stop(adev); 605 else { 606 /* full access mode, so don't touch any UVD register */ 607 DRM_DEBUG("For SRIOV client, shouldn't do anything.\n"); 608 } 609 610 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) { 611 if (adev->uvd.harvest_config & (1 << i)) 612 continue; 613 adev->uvd.inst[i].ring.sched.ready = false; 614 } 615 616 return 0; 617 } 618 619 static int uvd_v7_0_suspend(void *handle) 620 { 621 int r; 622 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 623 624 r = uvd_v7_0_hw_fini(adev); 625 if (r) 626 return r; 627 628 return amdgpu_uvd_suspend(adev); 629 } 630 631 static int uvd_v7_0_resume(void *handle) 632 { 633 int r; 634 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 635 636 r = amdgpu_uvd_resume(adev); 637 if (r) 638 return r; 639 640 return uvd_v7_0_hw_init(adev); 641 } 642 643 /** 644 * uvd_v7_0_mc_resume - memory controller programming 645 * 646 * @adev: amdgpu_device pointer 647 * 648 * Let the UVD memory controller know it's offsets 649 */ 650 static void uvd_v7_0_mc_resume(struct amdgpu_device *adev) 651 { 652 uint32_t size = AMDGPU_UVD_FIRMWARE_SIZE(adev); 653 uint32_t offset; 654 int i; 655 656 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) { 657 if (adev->uvd.harvest_config & (1 << i)) 658 continue; 659 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 660 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 661 i == 0 ? 662 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo: 663 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_lo); 664 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 665 i == 0 ? 666 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi: 667 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_hi); 668 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0, 0); 669 offset = 0; 670 } else { 671 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 672 lower_32_bits(adev->uvd.inst[i].gpu_addr)); 673 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 674 upper_32_bits(adev->uvd.inst[i].gpu_addr)); 675 offset = size; 676 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0, 677 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 678 } 679 680 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE0, size); 681 682 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 683 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset)); 684 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 685 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset)); 686 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET1, (1 << 21)); 687 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_UVD_HEAP_SIZE); 688 689 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 690 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); 691 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 692 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); 693 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET2, (2 << 21)); 694 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE2, 695 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40)); 696 697 WREG32_SOC15(UVD, i, mmUVD_UDEC_ADDR_CONFIG, 698 adev->gfx.config.gb_addr_config); 699 WREG32_SOC15(UVD, i, mmUVD_UDEC_DB_ADDR_CONFIG, 700 adev->gfx.config.gb_addr_config); 701 WREG32_SOC15(UVD, i, mmUVD_UDEC_DBW_ADDR_CONFIG, 702 adev->gfx.config.gb_addr_config); 703 704 WREG32_SOC15(UVD, i, mmUVD_GP_SCRATCH4, adev->uvd.max_handles); 705 } 706 } 707 708 static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev, 709 struct amdgpu_mm_table *table) 710 { 711 uint32_t data = 0, loop; 712 uint64_t addr = table->gpu_addr; 713 struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)table->cpu_addr; 714 uint32_t size; 715 int i; 716 717 size = header->header_size + header->vce_table_size + header->uvd_table_size; 718 719 /* 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of memory descriptor location */ 720 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr)); 721 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr)); 722 723 /* 2, update vmid of descriptor */ 724 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID); 725 data &= ~VCE_MMSCH_VF_VMID__VF_CTX_VMID_MASK; 726 data |= (0 << VCE_MMSCH_VF_VMID__VF_CTX_VMID__SHIFT); /* use domain0 for MM scheduler */ 727 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID, data); 728 729 /* 3, notify mmsch about the size of this descriptor */ 730 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_SIZE, size); 731 732 /* 4, set resp to zero */ 733 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP, 0); 734 735 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) { 736 if (adev->uvd.harvest_config & (1 << i)) 737 continue; 738 WDOORBELL32(adev->uvd.inst[i].ring_enc[0].doorbell_index, 0); 739 adev->wb.wb[adev->uvd.inst[i].ring_enc[0].wptr_offs] = 0; 740 adev->uvd.inst[i].ring_enc[0].wptr = 0; 741 adev->uvd.inst[i].ring_enc[0].wptr_old = 0; 742 } 743 /* 5, kick off the initialization and wait until VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero */ 744 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_HOST, 0x10000001); 745 746 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP); 747 loop = 1000; 748 while ((data & 0x10000002) != 0x10000002) { 749 udelay(10); 750 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP); 751 loop--; 752 if (!loop) 753 break; 754 } 755 756 if (!loop) { 757 dev_err(adev->dev, "failed to init MMSCH, mmVCE_MMSCH_VF_MAILBOX_RESP = %x\n", data); 758 return -EBUSY; 759 } 760 761 return 0; 762 } 763 764 static int uvd_v7_0_sriov_start(struct amdgpu_device *adev) 765 { 766 struct amdgpu_ring *ring; 767 uint32_t offset, size, tmp; 768 uint32_t table_size = 0; 769 struct mmsch_v1_0_cmd_direct_write direct_wt = { {0} }; 770 struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} }; 771 struct mmsch_v1_0_cmd_direct_polling direct_poll = { {0} }; 772 struct mmsch_v1_0_cmd_end end = { {0} }; 773 uint32_t *init_table = adev->virt.mm_table.cpu_addr; 774 struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table; 775 uint8_t i = 0; 776 777 direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE; 778 direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE; 779 direct_poll.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_POLLING; 780 end.cmd_header.command_type = MMSCH_COMMAND__END; 781 782 if (header->uvd_table_offset == 0 && header->uvd_table_size == 0) { 783 header->version = MMSCH_VERSION; 784 header->header_size = sizeof(struct mmsch_v1_0_init_header) >> 2; 785 786 if (header->vce_table_offset == 0 && header->vce_table_size == 0) 787 header->uvd_table_offset = header->header_size; 788 else 789 header->uvd_table_offset = header->vce_table_size + header->vce_table_offset; 790 791 init_table += header->uvd_table_offset; 792 793 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) { 794 if (adev->uvd.harvest_config & (1 << i)) 795 continue; 796 ring = &adev->uvd.inst[i].ring; 797 ring->wptr = 0; 798 size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4); 799 800 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 801 0xFFFFFFFF, 0x00000004); 802 /* mc resume*/ 803 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 804 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, 805 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 806 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo); 807 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, 808 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 809 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi); 810 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0); 811 offset = 0; 812 } else { 813 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 814 lower_32_bits(adev->uvd.inst[i].gpu_addr)); 815 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 816 upper_32_bits(adev->uvd.inst[i].gpu_addr)); 817 offset = size; 818 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 819 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 820 821 } 822 823 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE0), size); 824 825 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 826 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset)); 827 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 828 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset)); 829 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21)); 830 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE); 831 832 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), 833 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); 834 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), 835 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE)); 836 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21)); 837 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE2), 838 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40)); 839 840 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_GP_SCRATCH4), adev->uvd.max_handles); 841 /* mc resume end*/ 842 843 /* disable clock gating */ 844 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_CGC_CTRL), 845 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0); 846 847 /* disable interupt */ 848 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN), 849 ~UVD_MASTINT_EN__VCPU_EN_MASK, 0); 850 851 /* stall UMC and register bus before resetting VCPU */ 852 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 853 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 854 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 855 856 /* put LMI, VCPU, RBC etc... into reset */ 857 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 858 (uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK | 859 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK | 860 UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK | 861 UVD_SOFT_RESET__RBC_SOFT_RESET_MASK | 862 UVD_SOFT_RESET__CSM_SOFT_RESET_MASK | 863 UVD_SOFT_RESET__CXW_SOFT_RESET_MASK | 864 UVD_SOFT_RESET__TAP_SOFT_RESET_MASK | 865 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK)); 866 867 /* initialize UVD memory controller */ 868 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL), 869 (uint32_t)((0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 870 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 871 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 872 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 873 UVD_LMI_CTRL__REQ_MODE_MASK | 874 0x00100000L)); 875 876 /* take all subblocks out of reset, except VCPU */ 877 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 878 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 879 880 /* enable VCPU clock */ 881 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CNTL), 882 UVD_VCPU_CNTL__CLK_EN_MASK); 883 884 /* enable master interrupt */ 885 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN), 886 ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK), 887 (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK)); 888 889 /* clear the bit 4 of UVD_STATUS */ 890 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 891 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0); 892 893 /* force RBC into idle state */ 894 size = order_base_2(ring->ring_size); 895 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size); 896 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 897 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RBC_RB_CNTL), tmp); 898 899 ring = &adev->uvd.inst[i].ring_enc[0]; 900 ring->wptr = 0; 901 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_LO), ring->gpu_addr); 902 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr)); 903 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_SIZE), ring->ring_size / 4); 904 905 /* boot up the VCPU */ 906 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 0); 907 908 /* enable UMC */ 909 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 910 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0); 911 912 MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 0x02, 0x02); 913 } 914 /* add end packet */ 915 memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end)); 916 table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4; 917 header->uvd_table_size = table_size; 918 919 } 920 return uvd_v7_0_mmsch_start(adev, &adev->virt.mm_table); 921 } 922 923 /** 924 * uvd_v7_0_start - start UVD block 925 * 926 * @adev: amdgpu_device pointer 927 * 928 * Setup and start the UVD block 929 */ 930 static int uvd_v7_0_start(struct amdgpu_device *adev) 931 { 932 struct amdgpu_ring *ring; 933 uint32_t rb_bufsz, tmp; 934 uint32_t lmi_swap_cntl; 935 uint32_t mp_swap_cntl; 936 int i, j, k, r; 937 938 for (k = 0; k < adev->uvd.num_uvd_inst; ++k) { 939 if (adev->uvd.harvest_config & (1 << k)) 940 continue; 941 /* disable DPG */ 942 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_POWER_STATUS), 0, 943 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK); 944 } 945 946 /* disable byte swapping */ 947 lmi_swap_cntl = 0; 948 mp_swap_cntl = 0; 949 950 uvd_v7_0_mc_resume(adev); 951 952 for (k = 0; k < adev->uvd.num_uvd_inst; ++k) { 953 if (adev->uvd.harvest_config & (1 << k)) 954 continue; 955 ring = &adev->uvd.inst[k].ring; 956 /* disable clock gating */ 957 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_CGC_CTRL), 0, 958 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK); 959 960 /* disable interupt */ 961 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN), 0, 962 ~UVD_MASTINT_EN__VCPU_EN_MASK); 963 964 /* stall UMC and register bus before resetting VCPU */ 965 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2), 966 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 967 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 968 mdelay(1); 969 970 /* put LMI, VCPU, RBC etc... into reset */ 971 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 972 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK | 973 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK | 974 UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK | 975 UVD_SOFT_RESET__RBC_SOFT_RESET_MASK | 976 UVD_SOFT_RESET__CSM_SOFT_RESET_MASK | 977 UVD_SOFT_RESET__CXW_SOFT_RESET_MASK | 978 UVD_SOFT_RESET__TAP_SOFT_RESET_MASK | 979 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK); 980 mdelay(5); 981 982 /* initialize UVD memory controller */ 983 WREG32_SOC15(UVD, k, mmUVD_LMI_CTRL, 984 (0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 985 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 986 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 987 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 988 UVD_LMI_CTRL__REQ_MODE_MASK | 989 0x00100000L); 990 991 #ifdef __BIG_ENDIAN 992 /* swap (8 in 32) RB and IB */ 993 lmi_swap_cntl = 0xa; 994 mp_swap_cntl = 0; 995 #endif 996 WREG32_SOC15(UVD, k, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl); 997 WREG32_SOC15(UVD, k, mmUVD_MP_SWAP_CNTL, mp_swap_cntl); 998 999 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA0, 0x40c2040); 1000 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA1, 0x0); 1001 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB0, 0x40c2040); 1002 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB1, 0x0); 1003 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_ALU, 0); 1004 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUX, 0x88); 1005 1006 /* take all subblocks out of reset, except VCPU */ 1007 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 1008 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1009 mdelay(5); 1010 1011 /* enable VCPU clock */ 1012 WREG32_SOC15(UVD, k, mmUVD_VCPU_CNTL, 1013 UVD_VCPU_CNTL__CLK_EN_MASK); 1014 1015 /* enable UMC */ 1016 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2), 0, 1017 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 1018 1019 /* boot up the VCPU */ 1020 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 0); 1021 mdelay(10); 1022 1023 for (i = 0; i < 10; ++i) { 1024 uint32_t status; 1025 1026 for (j = 0; j < 100; ++j) { 1027 status = RREG32_SOC15(UVD, k, mmUVD_STATUS); 1028 if (status & 2) 1029 break; 1030 mdelay(10); 1031 } 1032 r = 0; 1033 if (status & 2) 1034 break; 1035 1036 DRM_ERROR("UVD(%d) not responding, trying to reset the VCPU!!!\n", k); 1037 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET), 1038 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 1039 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1040 mdelay(10); 1041 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET), 0, 1042 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1043 mdelay(10); 1044 r = -1; 1045 } 1046 1047 if (r) { 1048 DRM_ERROR("UVD(%d) not responding, giving up!!!\n", k); 1049 return r; 1050 } 1051 /* enable master interrupt */ 1052 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN), 1053 (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK), 1054 ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK)); 1055 1056 /* clear the bit 4 of UVD_STATUS */ 1057 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_STATUS), 0, 1058 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT)); 1059 1060 /* force RBC into idle state */ 1061 rb_bufsz = order_base_2(ring->ring_size); 1062 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 1063 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1064 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1065 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0); 1066 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1067 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1068 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_CNTL, tmp); 1069 1070 /* set the write pointer delay */ 1071 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR_CNTL, 0); 1072 1073 /* set the wb address */ 1074 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR_ADDR, 1075 (upper_32_bits(ring->gpu_addr) >> 2)); 1076 1077 /* programm the RB_BASE for ring buffer */ 1078 WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 1079 lower_32_bits(ring->gpu_addr)); 1080 WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 1081 upper_32_bits(ring->gpu_addr)); 1082 1083 /* Initialize the ring buffer's read and write pointers */ 1084 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR, 0); 1085 1086 ring->wptr = RREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR); 1087 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR, 1088 lower_32_bits(ring->wptr)); 1089 1090 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_RBC_RB_CNTL), 0, 1091 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); 1092 1093 ring = &adev->uvd.inst[k].ring_enc[0]; 1094 WREG32_SOC15(UVD, k, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1095 WREG32_SOC15(UVD, k, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1096 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO, ring->gpu_addr); 1097 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1098 WREG32_SOC15(UVD, k, mmUVD_RB_SIZE, ring->ring_size / 4); 1099 1100 ring = &adev->uvd.inst[k].ring_enc[1]; 1101 WREG32_SOC15(UVD, k, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1102 WREG32_SOC15(UVD, k, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1103 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1104 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1105 WREG32_SOC15(UVD, k, mmUVD_RB_SIZE2, ring->ring_size / 4); 1106 } 1107 return 0; 1108 } 1109 1110 /** 1111 * uvd_v7_0_stop - stop UVD block 1112 * 1113 * @adev: amdgpu_device pointer 1114 * 1115 * stop the UVD block 1116 */ 1117 static void uvd_v7_0_stop(struct amdgpu_device *adev) 1118 { 1119 uint8_t i = 0; 1120 1121 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) { 1122 if (adev->uvd.harvest_config & (1 << i)) 1123 continue; 1124 /* force RBC into idle state */ 1125 WREG32_SOC15(UVD, i, mmUVD_RBC_RB_CNTL, 0x11010101); 1126 1127 /* Stall UMC and register bus before resetting VCPU */ 1128 WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 1129 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 1130 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 1131 mdelay(1); 1132 1133 /* put VCPU into reset */ 1134 WREG32_SOC15(UVD, i, mmUVD_SOFT_RESET, 1135 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1136 mdelay(5); 1137 1138 /* disable VCPU clock */ 1139 WREG32_SOC15(UVD, i, mmUVD_VCPU_CNTL, 0x0); 1140 1141 /* Unstall UMC and register bus */ 1142 WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 0, 1143 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 1144 } 1145 } 1146 1147 /** 1148 * uvd_v7_0_ring_emit_fence - emit an fence & trap command 1149 * 1150 * @ring: amdgpu_ring pointer 1151 * @fence: fence to emit 1152 * 1153 * Write a fence and a trap command to the ring. 1154 */ 1155 static void uvd_v7_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 1156 unsigned flags) 1157 { 1158 struct amdgpu_device *adev = ring->adev; 1159 1160 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1161 1162 amdgpu_ring_write(ring, 1163 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0)); 1164 amdgpu_ring_write(ring, seq); 1165 amdgpu_ring_write(ring, 1166 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0)); 1167 amdgpu_ring_write(ring, addr & 0xffffffff); 1168 amdgpu_ring_write(ring, 1169 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0)); 1170 amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff); 1171 amdgpu_ring_write(ring, 1172 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0)); 1173 amdgpu_ring_write(ring, 0); 1174 1175 amdgpu_ring_write(ring, 1176 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0)); 1177 amdgpu_ring_write(ring, 0); 1178 amdgpu_ring_write(ring, 1179 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0)); 1180 amdgpu_ring_write(ring, 0); 1181 amdgpu_ring_write(ring, 1182 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0)); 1183 amdgpu_ring_write(ring, 2); 1184 } 1185 1186 /** 1187 * uvd_v7_0_enc_ring_emit_fence - emit an enc fence & trap command 1188 * 1189 * @ring: amdgpu_ring pointer 1190 * @fence: fence to emit 1191 * 1192 * Write enc a fence and a trap command to the ring. 1193 */ 1194 static void uvd_v7_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, 1195 u64 seq, unsigned flags) 1196 { 1197 1198 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1199 1200 amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE); 1201 amdgpu_ring_write(ring, addr); 1202 amdgpu_ring_write(ring, upper_32_bits(addr)); 1203 amdgpu_ring_write(ring, seq); 1204 amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP); 1205 } 1206 1207 /** 1208 * uvd_v7_0_ring_emit_hdp_flush - skip HDP flushing 1209 * 1210 * @ring: amdgpu_ring pointer 1211 */ 1212 static void uvd_v7_0_ring_emit_hdp_flush(struct amdgpu_ring *ring) 1213 { 1214 /* The firmware doesn't seem to like touching registers at this point. */ 1215 } 1216 1217 /** 1218 * uvd_v7_0_ring_test_ring - register write test 1219 * 1220 * @ring: amdgpu_ring pointer 1221 * 1222 * Test if we can successfully write to the context register 1223 */ 1224 static int uvd_v7_0_ring_test_ring(struct amdgpu_ring *ring) 1225 { 1226 struct amdgpu_device *adev = ring->adev; 1227 uint32_t tmp = 0; 1228 unsigned i; 1229 int r; 1230 1231 WREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID, 0xCAFEDEAD); 1232 r = amdgpu_ring_alloc(ring, 3); 1233 if (r) 1234 return r; 1235 1236 amdgpu_ring_write(ring, 1237 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0)); 1238 amdgpu_ring_write(ring, 0xDEADBEEF); 1239 amdgpu_ring_commit(ring); 1240 for (i = 0; i < adev->usec_timeout; i++) { 1241 tmp = RREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID); 1242 if (tmp == 0xDEADBEEF) 1243 break; 1244 udelay(1); 1245 } 1246 1247 if (i >= adev->usec_timeout) 1248 r = -ETIMEDOUT; 1249 1250 return r; 1251 } 1252 1253 /** 1254 * uvd_v7_0_ring_patch_cs_in_place - Patch the IB for command submission. 1255 * 1256 * @p: the CS parser with the IBs 1257 * @ib_idx: which IB to patch 1258 * 1259 */ 1260 static int uvd_v7_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p, 1261 uint32_t ib_idx) 1262 { 1263 struct amdgpu_ring *ring = to_amdgpu_ring(p->entity->rq->sched); 1264 struct amdgpu_ib *ib = &p->job->ibs[ib_idx]; 1265 unsigned i; 1266 1267 /* No patching necessary for the first instance */ 1268 if (!ring->me) 1269 return 0; 1270 1271 for (i = 0; i < ib->length_dw; i += 2) { 1272 uint32_t reg = amdgpu_get_ib_value(p, ib_idx, i); 1273 1274 reg -= p->adev->reg_offset[UVD_HWIP][0][1]; 1275 reg += p->adev->reg_offset[UVD_HWIP][1][1]; 1276 1277 amdgpu_set_ib_value(p, ib_idx, i, reg); 1278 } 1279 return 0; 1280 } 1281 1282 /** 1283 * uvd_v7_0_ring_emit_ib - execute indirect buffer 1284 * 1285 * @ring: amdgpu_ring pointer 1286 * @ib: indirect buffer to execute 1287 * 1288 * Write ring commands to execute the indirect buffer 1289 */ 1290 static void uvd_v7_0_ring_emit_ib(struct amdgpu_ring *ring, 1291 struct amdgpu_job *job, 1292 struct amdgpu_ib *ib, 1293 uint32_t flags) 1294 { 1295 struct amdgpu_device *adev = ring->adev; 1296 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1297 1298 amdgpu_ring_write(ring, 1299 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_VMID), 0)); 1300 amdgpu_ring_write(ring, vmid); 1301 1302 amdgpu_ring_write(ring, 1303 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0)); 1304 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1305 amdgpu_ring_write(ring, 1306 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0)); 1307 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1308 amdgpu_ring_write(ring, 1309 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_RBC_IB_SIZE), 0)); 1310 amdgpu_ring_write(ring, ib->length_dw); 1311 } 1312 1313 /** 1314 * uvd_v7_0_enc_ring_emit_ib - enc execute indirect buffer 1315 * 1316 * @ring: amdgpu_ring pointer 1317 * @ib: indirect buffer to execute 1318 * 1319 * Write enc ring commands to execute the indirect buffer 1320 */ 1321 static void uvd_v7_0_enc_ring_emit_ib(struct amdgpu_ring *ring, 1322 struct amdgpu_job *job, 1323 struct amdgpu_ib *ib, 1324 uint32_t flags) 1325 { 1326 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1327 1328 amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM); 1329 amdgpu_ring_write(ring, vmid); 1330 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1331 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1332 amdgpu_ring_write(ring, ib->length_dw); 1333 } 1334 1335 static void uvd_v7_0_ring_emit_wreg(struct amdgpu_ring *ring, 1336 uint32_t reg, uint32_t val) 1337 { 1338 struct amdgpu_device *adev = ring->adev; 1339 1340 amdgpu_ring_write(ring, 1341 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0)); 1342 amdgpu_ring_write(ring, reg << 2); 1343 amdgpu_ring_write(ring, 1344 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0)); 1345 amdgpu_ring_write(ring, val); 1346 amdgpu_ring_write(ring, 1347 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0)); 1348 amdgpu_ring_write(ring, 8); 1349 } 1350 1351 static void uvd_v7_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, 1352 uint32_t val, uint32_t mask) 1353 { 1354 struct amdgpu_device *adev = ring->adev; 1355 1356 amdgpu_ring_write(ring, 1357 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0)); 1358 amdgpu_ring_write(ring, reg << 2); 1359 amdgpu_ring_write(ring, 1360 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0)); 1361 amdgpu_ring_write(ring, val); 1362 amdgpu_ring_write(ring, 1363 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GP_SCRATCH8), 0)); 1364 amdgpu_ring_write(ring, mask); 1365 amdgpu_ring_write(ring, 1366 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0)); 1367 amdgpu_ring_write(ring, 12); 1368 } 1369 1370 static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring, 1371 unsigned vmid, uint64_t pd_addr) 1372 { 1373 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1374 uint32_t data0, data1, mask; 1375 1376 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1377 1378 /* wait for reg writes */ 1379 data0 = hub->ctx0_ptb_addr_lo32 + vmid * 2; 1380 data1 = lower_32_bits(pd_addr); 1381 mask = 0xffffffff; 1382 uvd_v7_0_ring_emit_reg_wait(ring, data0, data1, mask); 1383 } 1384 1385 static void uvd_v7_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) 1386 { 1387 struct amdgpu_device *adev = ring->adev; 1388 int i; 1389 1390 WARN_ON(ring->wptr % 2 || count % 2); 1391 1392 for (i = 0; i < count / 2; i++) { 1393 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_NO_OP), 0)); 1394 amdgpu_ring_write(ring, 0); 1395 } 1396 } 1397 1398 static void uvd_v7_0_enc_ring_insert_end(struct amdgpu_ring *ring) 1399 { 1400 amdgpu_ring_write(ring, HEVC_ENC_CMD_END); 1401 } 1402 1403 static void uvd_v7_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring, 1404 uint32_t reg, uint32_t val, 1405 uint32_t mask) 1406 { 1407 amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WAIT); 1408 amdgpu_ring_write(ring, reg << 2); 1409 amdgpu_ring_write(ring, mask); 1410 amdgpu_ring_write(ring, val); 1411 } 1412 1413 static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, 1414 unsigned int vmid, uint64_t pd_addr) 1415 { 1416 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1417 1418 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1419 1420 /* wait for reg writes */ 1421 uvd_v7_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + vmid * 2, 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) ? true : false; 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