1 /* 2 * Copyright 2019 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 "amdgpu.h" 25 #include "amdgpu_jpeg.h" 26 #include "amdgpu_pm.h" 27 #include "soc15.h" 28 #include "soc15d.h" 29 #include "jpeg_v2_0.h" 30 31 #include "vcn/vcn_2_0_0_offset.h" 32 #include "vcn/vcn_2_0_0_sh_mask.h" 33 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h" 34 35 static void jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev); 36 static void jpeg_v2_0_set_irq_funcs(struct amdgpu_device *adev); 37 static int jpeg_v2_0_set_powergating_state(void *handle, 38 enum amd_powergating_state state); 39 40 /** 41 * jpeg_v2_0_early_init - set function pointers 42 * 43 * @handle: amdgpu_device pointer 44 * 45 * Set ring and irq function pointers 46 */ 47 static int jpeg_v2_0_early_init(void *handle) 48 { 49 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 50 51 adev->jpeg.num_jpeg_inst = 1; 52 adev->jpeg.num_jpeg_rings = 1; 53 54 jpeg_v2_0_set_dec_ring_funcs(adev); 55 jpeg_v2_0_set_irq_funcs(adev); 56 57 return 0; 58 } 59 60 /** 61 * jpeg_v2_0_sw_init - sw init for JPEG block 62 * 63 * @handle: amdgpu_device pointer 64 * 65 * Load firmware and sw initialization 66 */ 67 static int jpeg_v2_0_sw_init(void *handle) 68 { 69 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 70 struct amdgpu_ring *ring; 71 int r; 72 73 /* JPEG TRAP */ 74 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 75 VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq); 76 if (r) 77 return r; 78 79 r = amdgpu_jpeg_sw_init(adev); 80 if (r) 81 return r; 82 83 r = amdgpu_jpeg_resume(adev); 84 if (r) 85 return r; 86 87 ring = adev->jpeg.inst->ring_dec; 88 ring->use_doorbell = true; 89 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1; 90 ring->vm_hub = AMDGPU_MMHUB0(0); 91 sprintf(ring->name, "jpeg_dec"); 92 r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 93 0, AMDGPU_RING_PRIO_DEFAULT, NULL); 94 if (r) 95 return r; 96 97 adev->jpeg.internal.jpeg_pitch[0] = mmUVD_JPEG_PITCH_INTERNAL_OFFSET; 98 adev->jpeg.inst->external.jpeg_pitch[0] = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_PITCH); 99 100 return 0; 101 } 102 103 /** 104 * jpeg_v2_0_sw_fini - sw fini for JPEG block 105 * 106 * @handle: amdgpu_device pointer 107 * 108 * JPEG suspend and free up sw allocation 109 */ 110 static int jpeg_v2_0_sw_fini(void *handle) 111 { 112 int r; 113 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 114 115 r = amdgpu_jpeg_suspend(adev); 116 if (r) 117 return r; 118 119 r = amdgpu_jpeg_sw_fini(adev); 120 121 return r; 122 } 123 124 /** 125 * jpeg_v2_0_hw_init - start and test JPEG block 126 * 127 * @handle: amdgpu_device pointer 128 * 129 */ 130 static int jpeg_v2_0_hw_init(void *handle) 131 { 132 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 133 struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec; 134 int r; 135 136 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell, 137 (adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0); 138 139 r = amdgpu_ring_test_helper(ring); 140 if (!r) 141 DRM_INFO("JPEG decode initialized successfully.\n"); 142 143 return r; 144 } 145 146 /** 147 * jpeg_v2_0_hw_fini - stop the hardware block 148 * 149 * @handle: amdgpu_device pointer 150 * 151 * Stop the JPEG block, mark ring as not ready any more 152 */ 153 static int jpeg_v2_0_hw_fini(void *handle) 154 { 155 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 156 157 cancel_delayed_work_sync(&adev->vcn.idle_work); 158 159 if (adev->jpeg.cur_state != AMD_PG_STATE_GATE && 160 RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS)) 161 jpeg_v2_0_set_powergating_state(adev, AMD_PG_STATE_GATE); 162 163 return 0; 164 } 165 166 /** 167 * jpeg_v2_0_suspend - suspend JPEG block 168 * 169 * @handle: amdgpu_device pointer 170 * 171 * HW fini and suspend JPEG block 172 */ 173 static int jpeg_v2_0_suspend(void *handle) 174 { 175 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 176 int r; 177 178 r = jpeg_v2_0_hw_fini(adev); 179 if (r) 180 return r; 181 182 r = amdgpu_jpeg_suspend(adev); 183 184 return r; 185 } 186 187 /** 188 * jpeg_v2_0_resume - resume JPEG block 189 * 190 * @handle: amdgpu_device pointer 191 * 192 * Resume firmware and hw init JPEG block 193 */ 194 static int jpeg_v2_0_resume(void *handle) 195 { 196 int r; 197 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 198 199 r = amdgpu_jpeg_resume(adev); 200 if (r) 201 return r; 202 203 r = jpeg_v2_0_hw_init(adev); 204 205 return r; 206 } 207 208 static int jpeg_v2_0_disable_power_gating(struct amdgpu_device *adev) 209 { 210 uint32_t data; 211 int r = 0; 212 213 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) { 214 data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT; 215 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data); 216 217 r = SOC15_WAIT_ON_RREG(JPEG, 0, 218 mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON, 219 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK); 220 221 if (r) { 222 DRM_ERROR("amdgpu: JPEG disable power gating failed\n"); 223 return r; 224 } 225 } 226 227 /* Removing the anti hang mechanism to indicate the UVDJ tile is ON */ 228 data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS)) & ~0x1; 229 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data); 230 231 return 0; 232 } 233 234 static int jpeg_v2_0_enable_power_gating(struct amdgpu_device *adev) 235 { 236 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) { 237 uint32_t data; 238 int r = 0; 239 240 data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS)); 241 data &= ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK; 242 data |= 0x1; //UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_TILES_OFF; 243 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data); 244 245 data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT; 246 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data); 247 248 r = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_PGFSM_STATUS, 249 (2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT), 250 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK); 251 252 if (r) { 253 DRM_ERROR("amdgpu: JPEG enable power gating failed\n"); 254 return r; 255 } 256 } 257 258 return 0; 259 } 260 261 static void jpeg_v2_0_disable_clock_gating(struct amdgpu_device *adev) 262 { 263 uint32_t data; 264 265 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL); 266 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) 267 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 268 else 269 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 270 271 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 272 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 273 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data); 274 275 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE); 276 data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK 277 | JPEG_CGC_GATE__JPEG2_DEC_MASK 278 | JPEG_CGC_GATE__JPEG_ENC_MASK 279 | JPEG_CGC_GATE__JMCIF_MASK 280 | JPEG_CGC_GATE__JRBBM_MASK); 281 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data); 282 } 283 284 static void jpeg_v2_0_enable_clock_gating(struct amdgpu_device *adev) 285 { 286 uint32_t data; 287 288 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL); 289 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) 290 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 291 else 292 data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 293 294 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 295 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 296 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data); 297 298 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE); 299 data |= (JPEG_CGC_GATE__JPEG_DEC_MASK 300 |JPEG_CGC_GATE__JPEG2_DEC_MASK 301 |JPEG_CGC_GATE__JPEG_ENC_MASK 302 |JPEG_CGC_GATE__JMCIF_MASK 303 |JPEG_CGC_GATE__JRBBM_MASK); 304 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data); 305 } 306 307 /** 308 * jpeg_v2_0_start - start JPEG block 309 * 310 * @adev: amdgpu_device pointer 311 * 312 * Setup and start the JPEG block 313 */ 314 static int jpeg_v2_0_start(struct amdgpu_device *adev) 315 { 316 struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec; 317 int r; 318 319 if (adev->pm.dpm_enabled) 320 amdgpu_dpm_enable_jpeg(adev, true); 321 322 /* disable power gating */ 323 r = jpeg_v2_0_disable_power_gating(adev); 324 if (r) 325 return r; 326 327 /* JPEG disable CGC */ 328 jpeg_v2_0_disable_clock_gating(adev); 329 330 WREG32_SOC15(JPEG, 0, mmJPEG_DEC_GFX10_ADDR_CONFIG, adev->gfx.config.gb_addr_config); 331 332 /* enable JMI channel */ 333 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 0, 334 ~UVD_JMI_CNTL__SOFT_RESET_MASK); 335 336 /* enable System Interrupt for JRBC */ 337 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmJPEG_SYS_INT_EN), 338 JPEG_SYS_INT_EN__DJRBC_MASK, 339 ~JPEG_SYS_INT_EN__DJRBC_MASK); 340 341 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0); 342 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L)); 343 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW, 344 lower_32_bits(ring->gpu_addr)); 345 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, 346 upper_32_bits(ring->gpu_addr)); 347 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0); 348 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0); 349 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L); 350 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4); 351 ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR); 352 353 return 0; 354 } 355 356 /** 357 * jpeg_v2_0_stop - stop JPEG block 358 * 359 * @adev: amdgpu_device pointer 360 * 361 * stop the JPEG block 362 */ 363 static int jpeg_v2_0_stop(struct amdgpu_device *adev) 364 { 365 int r; 366 367 /* reset JMI */ 368 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 369 UVD_JMI_CNTL__SOFT_RESET_MASK, 370 ~UVD_JMI_CNTL__SOFT_RESET_MASK); 371 372 /* enable JPEG CGC */ 373 jpeg_v2_0_enable_clock_gating(adev); 374 375 /* enable power gating */ 376 r = jpeg_v2_0_enable_power_gating(adev); 377 if (r) 378 return r; 379 380 if (adev->pm.dpm_enabled) 381 amdgpu_dpm_enable_jpeg(adev, false); 382 383 return 0; 384 } 385 386 /** 387 * jpeg_v2_0_dec_ring_get_rptr - get read pointer 388 * 389 * @ring: amdgpu_ring pointer 390 * 391 * Returns the current hardware read pointer 392 */ 393 static uint64_t jpeg_v2_0_dec_ring_get_rptr(struct amdgpu_ring *ring) 394 { 395 struct amdgpu_device *adev = ring->adev; 396 397 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR); 398 } 399 400 /** 401 * jpeg_v2_0_dec_ring_get_wptr - get write pointer 402 * 403 * @ring: amdgpu_ring pointer 404 * 405 * Returns the current hardware write pointer 406 */ 407 static uint64_t jpeg_v2_0_dec_ring_get_wptr(struct amdgpu_ring *ring) 408 { 409 struct amdgpu_device *adev = ring->adev; 410 411 if (ring->use_doorbell) 412 return *ring->wptr_cpu_addr; 413 else 414 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR); 415 } 416 417 /** 418 * jpeg_v2_0_dec_ring_set_wptr - set write pointer 419 * 420 * @ring: amdgpu_ring pointer 421 * 422 * Commits the write pointer to the hardware 423 */ 424 static void jpeg_v2_0_dec_ring_set_wptr(struct amdgpu_ring *ring) 425 { 426 struct amdgpu_device *adev = ring->adev; 427 428 if (ring->use_doorbell) { 429 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr); 430 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 431 } else { 432 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr)); 433 } 434 } 435 436 /** 437 * jpeg_v2_0_dec_ring_insert_start - insert a start command 438 * 439 * @ring: amdgpu_ring pointer 440 * 441 * Write a start command to the ring. 442 */ 443 void jpeg_v2_0_dec_ring_insert_start(struct amdgpu_ring *ring) 444 { 445 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 446 0, 0, PACKETJ_TYPE0)); 447 amdgpu_ring_write(ring, 0x68e04); 448 449 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 450 0, 0, PACKETJ_TYPE0)); 451 amdgpu_ring_write(ring, 0x80010000); 452 } 453 454 /** 455 * jpeg_v2_0_dec_ring_insert_end - insert a end command 456 * 457 * @ring: amdgpu_ring pointer 458 * 459 * Write a end command to the ring. 460 */ 461 void jpeg_v2_0_dec_ring_insert_end(struct amdgpu_ring *ring) 462 { 463 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 464 0, 0, PACKETJ_TYPE0)); 465 amdgpu_ring_write(ring, 0x68e04); 466 467 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 468 0, 0, PACKETJ_TYPE0)); 469 amdgpu_ring_write(ring, 0x00010000); 470 } 471 472 /** 473 * jpeg_v2_0_dec_ring_emit_fence - emit an fence & trap command 474 * 475 * @ring: amdgpu_ring pointer 476 * @addr: address 477 * @seq: sequence number 478 * @flags: fence related flags 479 * 480 * Write a fence and a trap command to the ring. 481 */ 482 void jpeg_v2_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 483 unsigned flags) 484 { 485 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 486 487 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET, 488 0, 0, PACKETJ_TYPE0)); 489 amdgpu_ring_write(ring, seq); 490 491 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET, 492 0, 0, PACKETJ_TYPE0)); 493 amdgpu_ring_write(ring, seq); 494 495 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW_INTERNAL_OFFSET, 496 0, 0, PACKETJ_TYPE0)); 497 amdgpu_ring_write(ring, lower_32_bits(addr)); 498 499 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH_INTERNAL_OFFSET, 500 0, 0, PACKETJ_TYPE0)); 501 amdgpu_ring_write(ring, upper_32_bits(addr)); 502 503 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET, 504 0, 0, PACKETJ_TYPE0)); 505 amdgpu_ring_write(ring, 0x8); 506 507 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET, 508 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE4)); 509 amdgpu_ring_write(ring, 0); 510 511 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 512 0, 0, PACKETJ_TYPE0)); 513 amdgpu_ring_write(ring, 0x3fbc); 514 515 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 516 0, 0, PACKETJ_TYPE0)); 517 amdgpu_ring_write(ring, 0x1); 518 519 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE7)); 520 amdgpu_ring_write(ring, 0); 521 } 522 523 /** 524 * jpeg_v2_0_dec_ring_emit_ib - execute indirect buffer 525 * 526 * @ring: amdgpu_ring pointer 527 * @job: job to retrieve vmid from 528 * @ib: indirect buffer to execute 529 * @flags: unused 530 * 531 * Write ring commands to execute the indirect buffer. 532 */ 533 void jpeg_v2_0_dec_ring_emit_ib(struct amdgpu_ring *ring, 534 struct amdgpu_job *job, 535 struct amdgpu_ib *ib, 536 uint32_t flags) 537 { 538 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 539 540 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_IH_CTRL_INTERNAL_OFFSET, 541 0, 0, PACKETJ_TYPE0)); 542 amdgpu_ring_write(ring, (vmid << JPEG_IH_CTRL__IH_VMID__SHIFT)); 543 544 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET, 545 0, 0, PACKETJ_TYPE0)); 546 amdgpu_ring_write(ring, (vmid | (vmid << 4))); 547 548 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JPEG_VMID_INTERNAL_OFFSET, 549 0, 0, PACKETJ_TYPE0)); 550 amdgpu_ring_write(ring, (vmid | (vmid << 4))); 551 552 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET, 553 0, 0, PACKETJ_TYPE0)); 554 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 555 556 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET, 557 0, 0, PACKETJ_TYPE0)); 558 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 559 560 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_IB_SIZE_INTERNAL_OFFSET, 561 0, 0, PACKETJ_TYPE0)); 562 amdgpu_ring_write(ring, ib->length_dw); 563 564 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW_INTERNAL_OFFSET, 565 0, 0, PACKETJ_TYPE0)); 566 amdgpu_ring_write(ring, lower_32_bits(ring->gpu_addr)); 567 568 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH_INTERNAL_OFFSET, 569 0, 0, PACKETJ_TYPE0)); 570 amdgpu_ring_write(ring, upper_32_bits(ring->gpu_addr)); 571 572 amdgpu_ring_write(ring, PACKETJ(0, 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE2)); 573 amdgpu_ring_write(ring, 0); 574 575 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET, 576 0, 0, PACKETJ_TYPE0)); 577 amdgpu_ring_write(ring, 0x01400200); 578 579 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET, 580 0, 0, PACKETJ_TYPE0)); 581 amdgpu_ring_write(ring, 0x2); 582 583 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_STATUS_INTERNAL_OFFSET, 584 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE3)); 585 amdgpu_ring_write(ring, 0x2); 586 } 587 588 void jpeg_v2_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, 589 uint32_t val, uint32_t mask) 590 { 591 uint32_t reg_offset = (reg << 2); 592 593 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET, 594 0, 0, PACKETJ_TYPE0)); 595 amdgpu_ring_write(ring, 0x01400200); 596 597 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET, 598 0, 0, PACKETJ_TYPE0)); 599 amdgpu_ring_write(ring, val); 600 601 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 602 0, 0, PACKETJ_TYPE0)); 603 if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) { 604 amdgpu_ring_write(ring, 0); 605 amdgpu_ring_write(ring, 606 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3)); 607 } else { 608 amdgpu_ring_write(ring, reg_offset); 609 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 610 0, 0, PACKETJ_TYPE3)); 611 } 612 amdgpu_ring_write(ring, mask); 613 } 614 615 void jpeg_v2_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring, 616 unsigned vmid, uint64_t pd_addr) 617 { 618 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub]; 619 uint32_t data0, data1, mask; 620 621 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 622 623 /* wait for register write */ 624 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance; 625 data1 = lower_32_bits(pd_addr); 626 mask = 0xffffffff; 627 jpeg_v2_0_dec_ring_emit_reg_wait(ring, data0, data1, mask); 628 } 629 630 void jpeg_v2_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val) 631 { 632 uint32_t reg_offset = (reg << 2); 633 634 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 635 0, 0, PACKETJ_TYPE0)); 636 if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) { 637 amdgpu_ring_write(ring, 0); 638 amdgpu_ring_write(ring, 639 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0)); 640 } else { 641 amdgpu_ring_write(ring, reg_offset); 642 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 643 0, 0, PACKETJ_TYPE0)); 644 } 645 amdgpu_ring_write(ring, val); 646 } 647 648 void jpeg_v2_0_dec_ring_nop(struct amdgpu_ring *ring, uint32_t count) 649 { 650 int i; 651 652 WARN_ON(ring->wptr % 2 || count % 2); 653 654 for (i = 0; i < count / 2; i++) { 655 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE6)); 656 amdgpu_ring_write(ring, 0); 657 } 658 } 659 660 static bool jpeg_v2_0_is_idle(void *handle) 661 { 662 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 663 664 return ((RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS) & 665 UVD_JRBC_STATUS__RB_JOB_DONE_MASK) == 666 UVD_JRBC_STATUS__RB_JOB_DONE_MASK); 667 } 668 669 static int jpeg_v2_0_wait_for_idle(void *handle) 670 { 671 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 672 int ret; 673 674 ret = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_JRBC_STATUS, UVD_JRBC_STATUS__RB_JOB_DONE_MASK, 675 UVD_JRBC_STATUS__RB_JOB_DONE_MASK); 676 677 return ret; 678 } 679 680 static int jpeg_v2_0_set_clockgating_state(void *handle, 681 enum amd_clockgating_state state) 682 { 683 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 684 bool enable = (state == AMD_CG_STATE_GATE); 685 686 if (enable) { 687 if (!jpeg_v2_0_is_idle(handle)) 688 return -EBUSY; 689 jpeg_v2_0_enable_clock_gating(adev); 690 } else { 691 jpeg_v2_0_disable_clock_gating(adev); 692 } 693 694 return 0; 695 } 696 697 static int jpeg_v2_0_set_powergating_state(void *handle, 698 enum amd_powergating_state state) 699 { 700 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 701 int ret; 702 703 if (state == adev->jpeg.cur_state) 704 return 0; 705 706 if (state == AMD_PG_STATE_GATE) 707 ret = jpeg_v2_0_stop(adev); 708 else 709 ret = jpeg_v2_0_start(adev); 710 711 if (!ret) 712 adev->jpeg.cur_state = state; 713 714 return ret; 715 } 716 717 static int jpeg_v2_0_set_interrupt_state(struct amdgpu_device *adev, 718 struct amdgpu_irq_src *source, 719 unsigned type, 720 enum amdgpu_interrupt_state state) 721 { 722 return 0; 723 } 724 725 static int jpeg_v2_0_process_interrupt(struct amdgpu_device *adev, 726 struct amdgpu_irq_src *source, 727 struct amdgpu_iv_entry *entry) 728 { 729 DRM_DEBUG("IH: JPEG TRAP\n"); 730 731 switch (entry->src_id) { 732 case VCN_2_0__SRCID__JPEG_DECODE: 733 amdgpu_fence_process(adev->jpeg.inst->ring_dec); 734 break; 735 default: 736 DRM_ERROR("Unhandled interrupt: %d %d\n", 737 entry->src_id, entry->src_data[0]); 738 break; 739 } 740 741 return 0; 742 } 743 744 static const struct amd_ip_funcs jpeg_v2_0_ip_funcs = { 745 .name = "jpeg_v2_0", 746 .early_init = jpeg_v2_0_early_init, 747 .late_init = NULL, 748 .sw_init = jpeg_v2_0_sw_init, 749 .sw_fini = jpeg_v2_0_sw_fini, 750 .hw_init = jpeg_v2_0_hw_init, 751 .hw_fini = jpeg_v2_0_hw_fini, 752 .suspend = jpeg_v2_0_suspend, 753 .resume = jpeg_v2_0_resume, 754 .is_idle = jpeg_v2_0_is_idle, 755 .wait_for_idle = jpeg_v2_0_wait_for_idle, 756 .check_soft_reset = NULL, 757 .pre_soft_reset = NULL, 758 .soft_reset = NULL, 759 .post_soft_reset = NULL, 760 .set_clockgating_state = jpeg_v2_0_set_clockgating_state, 761 .set_powergating_state = jpeg_v2_0_set_powergating_state, 762 }; 763 764 static const struct amdgpu_ring_funcs jpeg_v2_0_dec_ring_vm_funcs = { 765 .type = AMDGPU_RING_TYPE_VCN_JPEG, 766 .align_mask = 0xf, 767 .get_rptr = jpeg_v2_0_dec_ring_get_rptr, 768 .get_wptr = jpeg_v2_0_dec_ring_get_wptr, 769 .set_wptr = jpeg_v2_0_dec_ring_set_wptr, 770 .emit_frame_size = 771 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 772 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 773 8 + /* jpeg_v2_0_dec_ring_emit_vm_flush */ 774 18 + 18 + /* jpeg_v2_0_dec_ring_emit_fence x2 vm fence */ 775 8 + 16, 776 .emit_ib_size = 24, /* jpeg_v2_0_dec_ring_emit_ib */ 777 .emit_ib = jpeg_v2_0_dec_ring_emit_ib, 778 .emit_fence = jpeg_v2_0_dec_ring_emit_fence, 779 .emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush, 780 .test_ring = amdgpu_jpeg_dec_ring_test_ring, 781 .test_ib = amdgpu_jpeg_dec_ring_test_ib, 782 .insert_nop = jpeg_v2_0_dec_ring_nop, 783 .insert_start = jpeg_v2_0_dec_ring_insert_start, 784 .insert_end = jpeg_v2_0_dec_ring_insert_end, 785 .pad_ib = amdgpu_ring_generic_pad_ib, 786 .begin_use = amdgpu_jpeg_ring_begin_use, 787 .end_use = amdgpu_jpeg_ring_end_use, 788 .emit_wreg = jpeg_v2_0_dec_ring_emit_wreg, 789 .emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait, 790 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 791 }; 792 793 static void jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev) 794 { 795 adev->jpeg.inst->ring_dec->funcs = &jpeg_v2_0_dec_ring_vm_funcs; 796 DRM_INFO("JPEG decode is enabled in VM mode\n"); 797 } 798 799 static const struct amdgpu_irq_src_funcs jpeg_v2_0_irq_funcs = { 800 .set = jpeg_v2_0_set_interrupt_state, 801 .process = jpeg_v2_0_process_interrupt, 802 }; 803 804 static void jpeg_v2_0_set_irq_funcs(struct amdgpu_device *adev) 805 { 806 adev->jpeg.inst->irq.num_types = 1; 807 adev->jpeg.inst->irq.funcs = &jpeg_v2_0_irq_funcs; 808 } 809 810 const struct amdgpu_ip_block_version jpeg_v2_0_ip_block = 811 { 812 .type = AMD_IP_BLOCK_TYPE_JPEG, 813 .major = 2, 814 .minor = 0, 815 .rev = 0, 816 .funcs = &jpeg_v2_0_ip_funcs, 817 }; 818