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 53 jpeg_v2_0_set_dec_ring_funcs(adev); 54 jpeg_v2_0_set_irq_funcs(adev); 55 56 return 0; 57 } 58 59 /** 60 * jpeg_v2_0_sw_init - sw init for JPEG block 61 * 62 * @handle: amdgpu_device pointer 63 * 64 * Load firmware and sw initialization 65 */ 66 static int jpeg_v2_0_sw_init(void *handle) 67 { 68 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 69 struct amdgpu_ring *ring; 70 int r; 71 72 /* JPEG TRAP */ 73 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 74 VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq); 75 if (r) 76 return r; 77 78 r = amdgpu_jpeg_sw_init(adev); 79 if (r) 80 return r; 81 82 r = amdgpu_jpeg_resume(adev); 83 if (r) 84 return r; 85 86 ring = &adev->jpeg.inst->ring_dec; 87 ring->use_doorbell = true; 88 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1; 89 sprintf(ring->name, "jpeg_dec"); 90 r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 91 0, AMDGPU_RING_PRIO_DEFAULT, NULL); 92 if (r) 93 return r; 94 95 adev->jpeg.internal.jpeg_pitch = mmUVD_JPEG_PITCH_INTERNAL_OFFSET; 96 adev->jpeg.inst->external.jpeg_pitch = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_PITCH); 97 98 return 0; 99 } 100 101 /** 102 * jpeg_v2_0_sw_fini - sw fini for JPEG block 103 * 104 * @handle: amdgpu_device pointer 105 * 106 * JPEG suspend and free up sw allocation 107 */ 108 static int jpeg_v2_0_sw_fini(void *handle) 109 { 110 int r; 111 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 112 113 r = amdgpu_jpeg_suspend(adev); 114 if (r) 115 return r; 116 117 r = amdgpu_jpeg_sw_fini(adev); 118 119 return r; 120 } 121 122 /** 123 * jpeg_v2_0_hw_init - start and test JPEG block 124 * 125 * @handle: amdgpu_device pointer 126 * 127 */ 128 static int jpeg_v2_0_hw_init(void *handle) 129 { 130 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 131 struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec; 132 int r; 133 134 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell, 135 (adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0); 136 137 r = amdgpu_ring_test_helper(ring); 138 if (!r) 139 DRM_INFO("JPEG decode initialized successfully.\n"); 140 141 return r; 142 } 143 144 /** 145 * jpeg_v2_0_hw_fini - stop the hardware block 146 * 147 * @handle: amdgpu_device pointer 148 * 149 * Stop the JPEG block, mark ring as not ready any more 150 */ 151 static int jpeg_v2_0_hw_fini(void *handle) 152 { 153 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 154 155 cancel_delayed_work_sync(&adev->vcn.idle_work); 156 157 if (adev->jpeg.cur_state != AMD_PG_STATE_GATE && 158 RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS)) 159 jpeg_v2_0_set_powergating_state(adev, AMD_PG_STATE_GATE); 160 161 return 0; 162 } 163 164 /** 165 * jpeg_v2_0_suspend - suspend JPEG block 166 * 167 * @handle: amdgpu_device pointer 168 * 169 * HW fini and suspend JPEG block 170 */ 171 static int jpeg_v2_0_suspend(void *handle) 172 { 173 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 174 int r; 175 176 r = jpeg_v2_0_hw_fini(adev); 177 if (r) 178 return r; 179 180 r = amdgpu_jpeg_suspend(adev); 181 182 return r; 183 } 184 185 /** 186 * jpeg_v2_0_resume - resume JPEG block 187 * 188 * @handle: amdgpu_device pointer 189 * 190 * Resume firmware and hw init JPEG block 191 */ 192 static int jpeg_v2_0_resume(void *handle) 193 { 194 int r; 195 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 196 197 r = amdgpu_jpeg_resume(adev); 198 if (r) 199 return r; 200 201 r = jpeg_v2_0_hw_init(adev); 202 203 return r; 204 } 205 206 static int jpeg_v2_0_disable_power_gating(struct amdgpu_device *adev) 207 { 208 uint32_t data; 209 int r = 0; 210 211 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) { 212 data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT; 213 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data); 214 215 r = SOC15_WAIT_ON_RREG(JPEG, 0, 216 mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON, 217 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK); 218 219 if (r) { 220 DRM_ERROR("amdgpu: JPEG disable power gating failed\n"); 221 return r; 222 } 223 } 224 225 /* Removing the anti hang mechanism to indicate the UVDJ tile is ON */ 226 data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS)) & ~0x1; 227 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data); 228 229 return 0; 230 } 231 232 static int jpeg_v2_0_enable_power_gating(struct amdgpu_device *adev) 233 { 234 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) { 235 uint32_t data; 236 int r = 0; 237 238 data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS)); 239 data &= ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK; 240 data |= 0x1; //UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_TILES_OFF; 241 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data); 242 243 data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT; 244 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data); 245 246 r = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_PGFSM_STATUS, 247 (2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT), 248 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK); 249 250 if (r) { 251 DRM_ERROR("amdgpu: JPEG enable power gating failed\n"); 252 return r; 253 } 254 } 255 256 return 0; 257 } 258 259 static void jpeg_v2_0_disable_clock_gating(struct amdgpu_device *adev) 260 { 261 uint32_t data; 262 263 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL); 264 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) 265 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 266 else 267 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 268 269 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 270 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 271 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data); 272 273 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE); 274 data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK 275 | JPEG_CGC_GATE__JPEG2_DEC_MASK 276 | JPEG_CGC_GATE__JPEG_ENC_MASK 277 | JPEG_CGC_GATE__JMCIF_MASK 278 | JPEG_CGC_GATE__JRBBM_MASK); 279 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data); 280 } 281 282 static void jpeg_v2_0_enable_clock_gating(struct amdgpu_device *adev) 283 { 284 uint32_t data; 285 286 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL); 287 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) 288 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 289 else 290 data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 291 292 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 293 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 294 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data); 295 296 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE); 297 data |= (JPEG_CGC_GATE__JPEG_DEC_MASK 298 |JPEG_CGC_GATE__JPEG2_DEC_MASK 299 |JPEG_CGC_GATE__JPEG_ENC_MASK 300 |JPEG_CGC_GATE__JMCIF_MASK 301 |JPEG_CGC_GATE__JRBBM_MASK); 302 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data); 303 } 304 305 /** 306 * jpeg_v2_0_start - start JPEG block 307 * 308 * @adev: amdgpu_device pointer 309 * 310 * Setup and start the JPEG block 311 */ 312 static int jpeg_v2_0_start(struct amdgpu_device *adev) 313 { 314 struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec; 315 int r; 316 317 if (adev->pm.dpm_enabled) 318 amdgpu_dpm_enable_jpeg(adev, true); 319 320 /* disable power gating */ 321 r = jpeg_v2_0_disable_power_gating(adev); 322 if (r) 323 return r; 324 325 /* JPEG disable CGC */ 326 jpeg_v2_0_disable_clock_gating(adev); 327 328 WREG32_SOC15(JPEG, 0, mmJPEG_DEC_GFX10_ADDR_CONFIG, adev->gfx.config.gb_addr_config); 329 330 /* enable JMI channel */ 331 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 0, 332 ~UVD_JMI_CNTL__SOFT_RESET_MASK); 333 334 /* enable System Interrupt for JRBC */ 335 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmJPEG_SYS_INT_EN), 336 JPEG_SYS_INT_EN__DJRBC_MASK, 337 ~JPEG_SYS_INT_EN__DJRBC_MASK); 338 339 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0); 340 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L)); 341 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW, 342 lower_32_bits(ring->gpu_addr)); 343 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, 344 upper_32_bits(ring->gpu_addr)); 345 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0); 346 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0); 347 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L); 348 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4); 349 ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR); 350 351 return 0; 352 } 353 354 /** 355 * jpeg_v2_0_stop - stop JPEG block 356 * 357 * @adev: amdgpu_device pointer 358 * 359 * stop the JPEG block 360 */ 361 static int jpeg_v2_0_stop(struct amdgpu_device *adev) 362 { 363 int r; 364 365 /* reset JMI */ 366 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 367 UVD_JMI_CNTL__SOFT_RESET_MASK, 368 ~UVD_JMI_CNTL__SOFT_RESET_MASK); 369 370 /* enable JPEG CGC */ 371 jpeg_v2_0_enable_clock_gating(adev); 372 373 /* enable power gating */ 374 r = jpeg_v2_0_enable_power_gating(adev); 375 if (r) 376 return r; 377 378 if (adev->pm.dpm_enabled) 379 amdgpu_dpm_enable_jpeg(adev, false); 380 381 return 0; 382 } 383 384 /** 385 * jpeg_v2_0_dec_ring_get_rptr - get read pointer 386 * 387 * @ring: amdgpu_ring pointer 388 * 389 * Returns the current hardware read pointer 390 */ 391 static uint64_t jpeg_v2_0_dec_ring_get_rptr(struct amdgpu_ring *ring) 392 { 393 struct amdgpu_device *adev = ring->adev; 394 395 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR); 396 } 397 398 /** 399 * jpeg_v2_0_dec_ring_get_wptr - get write pointer 400 * 401 * @ring: amdgpu_ring pointer 402 * 403 * Returns the current hardware write pointer 404 */ 405 static uint64_t jpeg_v2_0_dec_ring_get_wptr(struct amdgpu_ring *ring) 406 { 407 struct amdgpu_device *adev = ring->adev; 408 409 if (ring->use_doorbell) 410 return adev->wb.wb[ring->wptr_offs]; 411 else 412 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR); 413 } 414 415 /** 416 * jpeg_v2_0_dec_ring_set_wptr - set write pointer 417 * 418 * @ring: amdgpu_ring pointer 419 * 420 * Commits the write pointer to the hardware 421 */ 422 static void jpeg_v2_0_dec_ring_set_wptr(struct amdgpu_ring *ring) 423 { 424 struct amdgpu_device *adev = ring->adev; 425 426 if (ring->use_doorbell) { 427 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr); 428 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 429 } else { 430 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr)); 431 } 432 } 433 434 /** 435 * jpeg_v2_0_dec_ring_insert_start - insert a start command 436 * 437 * @ring: amdgpu_ring pointer 438 * 439 * Write a start command to the ring. 440 */ 441 void jpeg_v2_0_dec_ring_insert_start(struct amdgpu_ring *ring) 442 { 443 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 444 0, 0, PACKETJ_TYPE0)); 445 amdgpu_ring_write(ring, 0x68e04); 446 447 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 448 0, 0, PACKETJ_TYPE0)); 449 amdgpu_ring_write(ring, 0x80010000); 450 } 451 452 /** 453 * jpeg_v2_0_dec_ring_insert_end - insert a end command 454 * 455 * @ring: amdgpu_ring pointer 456 * 457 * Write a end command to the ring. 458 */ 459 void jpeg_v2_0_dec_ring_insert_end(struct amdgpu_ring *ring) 460 { 461 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 462 0, 0, PACKETJ_TYPE0)); 463 amdgpu_ring_write(ring, 0x68e04); 464 465 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 466 0, 0, PACKETJ_TYPE0)); 467 amdgpu_ring_write(ring, 0x00010000); 468 } 469 470 /** 471 * jpeg_v2_0_dec_ring_emit_fence - emit an fence & trap command 472 * 473 * @ring: amdgpu_ring pointer 474 * @addr: address 475 * @seq: sequence number 476 * @flags: fence related flags 477 * 478 * Write a fence and a trap command to the ring. 479 */ 480 void jpeg_v2_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 481 unsigned flags) 482 { 483 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 484 485 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET, 486 0, 0, PACKETJ_TYPE0)); 487 amdgpu_ring_write(ring, seq); 488 489 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET, 490 0, 0, PACKETJ_TYPE0)); 491 amdgpu_ring_write(ring, seq); 492 493 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW_INTERNAL_OFFSET, 494 0, 0, PACKETJ_TYPE0)); 495 amdgpu_ring_write(ring, lower_32_bits(addr)); 496 497 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH_INTERNAL_OFFSET, 498 0, 0, PACKETJ_TYPE0)); 499 amdgpu_ring_write(ring, upper_32_bits(addr)); 500 501 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET, 502 0, 0, PACKETJ_TYPE0)); 503 amdgpu_ring_write(ring, 0x8); 504 505 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET, 506 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE4)); 507 amdgpu_ring_write(ring, 0); 508 509 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 510 0, 0, PACKETJ_TYPE0)); 511 amdgpu_ring_write(ring, 0x3fbc); 512 513 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 514 0, 0, PACKETJ_TYPE0)); 515 amdgpu_ring_write(ring, 0x1); 516 517 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE7)); 518 amdgpu_ring_write(ring, 0); 519 } 520 521 /** 522 * jpeg_v2_0_dec_ring_emit_ib - execute indirect buffer 523 * 524 * @ring: amdgpu_ring pointer 525 * @job: job to retrieve vmid from 526 * @ib: indirect buffer to execute 527 * @flags: unused 528 * 529 * Write ring commands to execute the indirect buffer. 530 */ 531 void jpeg_v2_0_dec_ring_emit_ib(struct amdgpu_ring *ring, 532 struct amdgpu_job *job, 533 struct amdgpu_ib *ib, 534 uint32_t flags) 535 { 536 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 537 538 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET, 539 0, 0, PACKETJ_TYPE0)); 540 amdgpu_ring_write(ring, (vmid | (vmid << 4))); 541 542 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JPEG_VMID_INTERNAL_OFFSET, 543 0, 0, PACKETJ_TYPE0)); 544 amdgpu_ring_write(ring, (vmid | (vmid << 4))); 545 546 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET, 547 0, 0, PACKETJ_TYPE0)); 548 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 549 550 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET, 551 0, 0, PACKETJ_TYPE0)); 552 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 553 554 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_IB_SIZE_INTERNAL_OFFSET, 555 0, 0, PACKETJ_TYPE0)); 556 amdgpu_ring_write(ring, ib->length_dw); 557 558 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW_INTERNAL_OFFSET, 559 0, 0, PACKETJ_TYPE0)); 560 amdgpu_ring_write(ring, lower_32_bits(ring->gpu_addr)); 561 562 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH_INTERNAL_OFFSET, 563 0, 0, PACKETJ_TYPE0)); 564 amdgpu_ring_write(ring, upper_32_bits(ring->gpu_addr)); 565 566 amdgpu_ring_write(ring, PACKETJ(0, 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE2)); 567 amdgpu_ring_write(ring, 0); 568 569 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET, 570 0, 0, PACKETJ_TYPE0)); 571 amdgpu_ring_write(ring, 0x01400200); 572 573 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET, 574 0, 0, PACKETJ_TYPE0)); 575 amdgpu_ring_write(ring, 0x2); 576 577 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_STATUS_INTERNAL_OFFSET, 578 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE3)); 579 amdgpu_ring_write(ring, 0x2); 580 } 581 582 void jpeg_v2_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, 583 uint32_t val, uint32_t mask) 584 { 585 uint32_t reg_offset = (reg << 2); 586 587 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET, 588 0, 0, PACKETJ_TYPE0)); 589 amdgpu_ring_write(ring, 0x01400200); 590 591 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET, 592 0, 0, PACKETJ_TYPE0)); 593 amdgpu_ring_write(ring, val); 594 595 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 596 0, 0, PACKETJ_TYPE0)); 597 if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) { 598 amdgpu_ring_write(ring, 0); 599 amdgpu_ring_write(ring, 600 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3)); 601 } else { 602 amdgpu_ring_write(ring, reg_offset); 603 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 604 0, 0, PACKETJ_TYPE3)); 605 } 606 amdgpu_ring_write(ring, mask); 607 } 608 609 void jpeg_v2_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring, 610 unsigned vmid, uint64_t pd_addr) 611 { 612 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 613 uint32_t data0, data1, mask; 614 615 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 616 617 /* wait for register write */ 618 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance; 619 data1 = lower_32_bits(pd_addr); 620 mask = 0xffffffff; 621 jpeg_v2_0_dec_ring_emit_reg_wait(ring, data0, data1, mask); 622 } 623 624 void jpeg_v2_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val) 625 { 626 uint32_t reg_offset = (reg << 2); 627 628 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 629 0, 0, PACKETJ_TYPE0)); 630 if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) { 631 amdgpu_ring_write(ring, 0); 632 amdgpu_ring_write(ring, 633 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0)); 634 } else { 635 amdgpu_ring_write(ring, reg_offset); 636 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 637 0, 0, PACKETJ_TYPE0)); 638 } 639 amdgpu_ring_write(ring, val); 640 } 641 642 void jpeg_v2_0_dec_ring_nop(struct amdgpu_ring *ring, uint32_t count) 643 { 644 int i; 645 646 WARN_ON(ring->wptr % 2 || count % 2); 647 648 for (i = 0; i < count / 2; i++) { 649 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE6)); 650 amdgpu_ring_write(ring, 0); 651 } 652 } 653 654 static bool jpeg_v2_0_is_idle(void *handle) 655 { 656 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 657 658 return ((RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS) & 659 UVD_JRBC_STATUS__RB_JOB_DONE_MASK) == 660 UVD_JRBC_STATUS__RB_JOB_DONE_MASK); 661 } 662 663 static int jpeg_v2_0_wait_for_idle(void *handle) 664 { 665 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 666 int ret; 667 668 ret = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_JRBC_STATUS, UVD_JRBC_STATUS__RB_JOB_DONE_MASK, 669 UVD_JRBC_STATUS__RB_JOB_DONE_MASK); 670 671 return ret; 672 } 673 674 static int jpeg_v2_0_set_clockgating_state(void *handle, 675 enum amd_clockgating_state state) 676 { 677 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 678 bool enable = (state == AMD_CG_STATE_GATE); 679 680 if (enable) { 681 if (!jpeg_v2_0_is_idle(handle)) 682 return -EBUSY; 683 jpeg_v2_0_enable_clock_gating(adev); 684 } else { 685 jpeg_v2_0_disable_clock_gating(adev); 686 } 687 688 return 0; 689 } 690 691 static int jpeg_v2_0_set_powergating_state(void *handle, 692 enum amd_powergating_state state) 693 { 694 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 695 int ret; 696 697 if (state == adev->jpeg.cur_state) 698 return 0; 699 700 if (state == AMD_PG_STATE_GATE) 701 ret = jpeg_v2_0_stop(adev); 702 else 703 ret = jpeg_v2_0_start(adev); 704 705 if (!ret) 706 adev->jpeg.cur_state = state; 707 708 return ret; 709 } 710 711 static int jpeg_v2_0_set_interrupt_state(struct amdgpu_device *adev, 712 struct amdgpu_irq_src *source, 713 unsigned type, 714 enum amdgpu_interrupt_state state) 715 { 716 return 0; 717 } 718 719 static int jpeg_v2_0_process_interrupt(struct amdgpu_device *adev, 720 struct amdgpu_irq_src *source, 721 struct amdgpu_iv_entry *entry) 722 { 723 DRM_DEBUG("IH: JPEG TRAP\n"); 724 725 switch (entry->src_id) { 726 case VCN_2_0__SRCID__JPEG_DECODE: 727 amdgpu_fence_process(&adev->jpeg.inst->ring_dec); 728 break; 729 default: 730 DRM_ERROR("Unhandled interrupt: %d %d\n", 731 entry->src_id, entry->src_data[0]); 732 break; 733 } 734 735 return 0; 736 } 737 738 static const struct amd_ip_funcs jpeg_v2_0_ip_funcs = { 739 .name = "jpeg_v2_0", 740 .early_init = jpeg_v2_0_early_init, 741 .late_init = NULL, 742 .sw_init = jpeg_v2_0_sw_init, 743 .sw_fini = jpeg_v2_0_sw_fini, 744 .hw_init = jpeg_v2_0_hw_init, 745 .hw_fini = jpeg_v2_0_hw_fini, 746 .suspend = jpeg_v2_0_suspend, 747 .resume = jpeg_v2_0_resume, 748 .is_idle = jpeg_v2_0_is_idle, 749 .wait_for_idle = jpeg_v2_0_wait_for_idle, 750 .check_soft_reset = NULL, 751 .pre_soft_reset = NULL, 752 .soft_reset = NULL, 753 .post_soft_reset = NULL, 754 .set_clockgating_state = jpeg_v2_0_set_clockgating_state, 755 .set_powergating_state = jpeg_v2_0_set_powergating_state, 756 }; 757 758 static const struct amdgpu_ring_funcs jpeg_v2_0_dec_ring_vm_funcs = { 759 .type = AMDGPU_RING_TYPE_VCN_JPEG, 760 .align_mask = 0xf, 761 .vmhub = AMDGPU_MMHUB_0, 762 .get_rptr = jpeg_v2_0_dec_ring_get_rptr, 763 .get_wptr = jpeg_v2_0_dec_ring_get_wptr, 764 .set_wptr = jpeg_v2_0_dec_ring_set_wptr, 765 .emit_frame_size = 766 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 767 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 768 8 + /* jpeg_v2_0_dec_ring_emit_vm_flush */ 769 18 + 18 + /* jpeg_v2_0_dec_ring_emit_fence x2 vm fence */ 770 8 + 16, 771 .emit_ib_size = 22, /* jpeg_v2_0_dec_ring_emit_ib */ 772 .emit_ib = jpeg_v2_0_dec_ring_emit_ib, 773 .emit_fence = jpeg_v2_0_dec_ring_emit_fence, 774 .emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush, 775 .test_ring = amdgpu_jpeg_dec_ring_test_ring, 776 .test_ib = amdgpu_jpeg_dec_ring_test_ib, 777 .insert_nop = jpeg_v2_0_dec_ring_nop, 778 .insert_start = jpeg_v2_0_dec_ring_insert_start, 779 .insert_end = jpeg_v2_0_dec_ring_insert_end, 780 .pad_ib = amdgpu_ring_generic_pad_ib, 781 .begin_use = amdgpu_jpeg_ring_begin_use, 782 .end_use = amdgpu_jpeg_ring_end_use, 783 .emit_wreg = jpeg_v2_0_dec_ring_emit_wreg, 784 .emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait, 785 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 786 }; 787 788 static void jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev) 789 { 790 adev->jpeg.inst->ring_dec.funcs = &jpeg_v2_0_dec_ring_vm_funcs; 791 DRM_INFO("JPEG decode is enabled in VM mode\n"); 792 } 793 794 static const struct amdgpu_irq_src_funcs jpeg_v2_0_irq_funcs = { 795 .set = jpeg_v2_0_set_interrupt_state, 796 .process = jpeg_v2_0_process_interrupt, 797 }; 798 799 static void jpeg_v2_0_set_irq_funcs(struct amdgpu_device *adev) 800 { 801 adev->jpeg.inst->irq.num_types = 1; 802 adev->jpeg.inst->irq.funcs = &jpeg_v2_0_irq_funcs; 803 } 804 805 const struct amdgpu_ip_block_version jpeg_v2_0_ip_block = 806 { 807 .type = AMD_IP_BLOCK_TYPE_JPEG, 808 .major = 2, 809 .minor = 0, 810 .rev = 0, 811 .funcs = &jpeg_v2_0_ip_funcs, 812 }; 813