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display_mode_vba_20.c
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linux-6.19.14/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c
1/* 2 * Copyright 2018 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 * Authors: AMD 23 * 24 */ 25 26#include "../display_mode_lib.h" 27#include "display_mode_vba_20.h" 28#include "../dml_inline_defs.h" 29 30/* 31 * NOTE: 32 * This file is gcc-parseable HW gospel, coming straight from HW engineers. 33 * 34 * It doesn't adhere to Linux kernel style and sometimes will do things in odd 35 * ways. Unless there is something clearly wrong with it the code should 36 * remain as-is as it provides us with a guarantee from HW that it is correct. 37 */ 38 39#define BPP_INVALID 0 40#define BPP_BLENDED_PIPE 0xffffffff 41#define DCN20_MAX_420_IMAGE_WIDTH 4096 42 43static double adjust_ReturnBW( 44 struct display_mode_lib *mode_lib, 45 double ReturnBW, 46 bool DCCEnabledAnyPlane, 47 double ReturnBandwidthToDCN); 48static unsigned int dscceComputeDelay( 49 unsigned int bpc, 50 double bpp, 51 unsigned int sliceWidth, 52 unsigned int numSlices, 53 enum output_format_class pixelFormat); 54static unsigned int dscComputeDelay(enum output_format_class pixelFormat); 55// Super monster function with some 45 argument 56static bool CalculatePrefetchSchedule( 57 struct display_mode_lib *mode_lib, 58 double DPPCLK, 59 double DISPCLK, 60 double PixelClock, 61 double DCFCLKDeepSleep, 62 unsigned int DSCDelay, 63 unsigned int DPPPerPlane, 64 bool ScalerEnabled, 65 unsigned int NumberOfCursors, 66 double DPPCLKDelaySubtotal, 67 double DPPCLKDelaySCL, 68 double DPPCLKDelaySCLLBOnly, 69 double DPPCLKDelayCNVCFormater, 70 double DPPCLKDelayCNVCCursor, 71 double DISPCLKDelaySubtotal, 72 unsigned int ScalerRecoutWidth, 73 enum output_format_class OutputFormat, 74 unsigned int VBlank, 75 unsigned int HTotal, 76 unsigned int MaxInterDCNTileRepeaters, 77 unsigned int VStartup, 78 unsigned int PageTableLevels, 79 bool GPUVMEnable, 80 bool DynamicMetadataEnable, 81 unsigned int DynamicMetadataLinesBeforeActiveRequired, 82 unsigned int DynamicMetadataTransmittedBytes, 83 bool DCCEnable, 84 double UrgentLatencyPixelDataOnly, 85 double UrgentExtraLatency, 86 double TCalc, 87 unsigned int PDEAndMetaPTEBytesFrame, 88 unsigned int MetaRowByte, 89 unsigned int PixelPTEBytesPerRow, 90 double PrefetchSourceLinesY, 91 unsigned int SwathWidthY, 92 double BytePerPixelDETY, 93 double VInitPreFillY, 94 unsigned int MaxNumSwathY, 95 double PrefetchSourceLinesC, 96 double BytePerPixelDETC, 97 double VInitPreFillC, 98 unsigned int MaxNumSwathC, 99 unsigned int SwathHeightY, 100 unsigned int SwathHeightC, 101 double TWait, 102 bool XFCEnabled, 103 double XFCRemoteSurfaceFlipDelay, 104 bool InterlaceEnable, 105 bool ProgressiveToInterlaceUnitInOPP, 106 double *DSTXAfterScaler, 107 double *DSTYAfterScaler, 108 double *DestinationLinesForPrefetch, 109 double *PrefetchBandwidth, 110 double *DestinationLinesToRequestVMInVBlank, 111 double *DestinationLinesToRequestRowInVBlank, 112 double *VRatioPrefetchY, 113 double *VRatioPrefetchC, 114 double *RequiredPrefetchPixDataBW, 115 unsigned int *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, 116 double *Tno_bw, 117 unsigned int *VUpdateOffsetPix, 118 double *VUpdateWidthPix, 119 double *VReadyOffsetPix); 120static double RoundToDFSGranularityUp(double Clock, double VCOSpeed); 121static double RoundToDFSGranularityDown(double Clock, double VCOSpeed); 122static double CalculatePrefetchSourceLines( 123 struct display_mode_lib *mode_lib, 124 double VRatio, 125 double vtaps, 126 bool Interlace, 127 bool ProgressiveToInterlaceUnitInOPP, 128 unsigned int SwathHeight, 129 unsigned int ViewportYStart, 130 double *VInitPreFill, 131 unsigned int *MaxNumSwath); 132static unsigned int CalculateVMAndRowBytes( 133 struct display_mode_lib *mode_lib, 134 bool DCCEnable, 135 unsigned int BlockHeight256Bytes, 136 unsigned int BlockWidth256Bytes, 137 enum source_format_class SourcePixelFormat, 138 unsigned int SurfaceTiling, 139 unsigned int BytePerPixel, 140 enum scan_direction_class ScanDirection, 141 unsigned int ViewportWidth, 142 unsigned int ViewportHeight, 143 unsigned int SwathWidthY, 144 bool GPUVMEnable, 145 unsigned int VMMPageSize, 146 unsigned int PTEBufferSizeInRequestsLuma, 147 unsigned int PDEProcessingBufIn64KBReqs, 148 unsigned int Pitch, 149 unsigned int DCCMetaPitch, 150 unsigned int *MacroTileWidth, 151 unsigned int *MetaRowByte, 152 unsigned int *PixelPTEBytesPerRow, 153 bool *PTEBufferSizeNotExceeded, 154 unsigned int *dpte_row_height, 155 unsigned int *meta_row_height); 156static double CalculateTWait( 157 unsigned int PrefetchMode, 158 double DRAMClockChangeLatency, 159 double UrgentLatencyPixelDataOnly, 160 double SREnterPlusExitTime); 161static double CalculateRemoteSurfaceFlipDelay( 162 struct display_mode_lib *mode_lib, 163 double VRatio, 164 double SwathWidth, 165 double Bpp, 166 double LineTime, 167 double XFCTSlvVupdateOffset, 168 double XFCTSlvVupdateWidth, 169 double XFCTSlvVreadyOffset, 170 double XFCXBUFLatencyTolerance, 171 double XFCFillBWOverhead, 172 double XFCSlvChunkSize, 173 double XFCBusTransportTime, 174 double TCalc, 175 double TWait, 176 double *SrcActiveDrainRate, 177 double *TInitXFill, 178 double *TslvChk); 179static void CalculateActiveRowBandwidth( 180 bool GPUVMEnable, 181 enum source_format_class SourcePixelFormat, 182 double VRatio, 183 bool DCCEnable, 184 double LineTime, 185 unsigned int MetaRowByteLuma, 186 unsigned int MetaRowByteChroma, 187 unsigned int meta_row_height_luma, 188 unsigned int meta_row_height_chroma, 189 unsigned int PixelPTEBytesPerRowLuma, 190 unsigned int PixelPTEBytesPerRowChroma, 191 unsigned int dpte_row_height_luma, 192 unsigned int dpte_row_height_chroma, 193 double *meta_row_bw, 194 double *dpte_row_bw, 195 double *qual_row_bw); 196static void CalculateFlipSchedule( 197 struct display_mode_lib *mode_lib, 198 double UrgentExtraLatency, 199 double UrgentLatencyPixelDataOnly, 200 unsigned int GPUVMMaxPageTableLevels, 201 bool GPUVMEnable, 202 double BandwidthAvailableForImmediateFlip, 203 unsigned int TotImmediateFlipBytes, 204 enum source_format_class SourcePixelFormat, 205 unsigned int ImmediateFlipBytes, 206 double LineTime, 207 double VRatio, 208 double Tno_bw, 209 double PDEAndMetaPTEBytesFrame, 210 unsigned int MetaRowByte, 211 unsigned int PixelPTEBytesPerRow, 212 bool DCCEnable, 213 unsigned int dpte_row_height, 214 unsigned int meta_row_height, 215 double qual_row_bw, 216 double *DestinationLinesToRequestVMInImmediateFlip, 217 double *DestinationLinesToRequestRowInImmediateFlip, 218 double *final_flip_bw, 219 bool *ImmediateFlipSupportedForPipe); 220static double CalculateWriteBackDelay( 221 enum source_format_class WritebackPixelFormat, 222 double WritebackHRatio, 223 double WritebackVRatio, 224 unsigned int WritebackLumaHTaps, 225 unsigned int WritebackLumaVTaps, 226 unsigned int WritebackChromaHTaps, 227 unsigned int WritebackChromaVTaps, 228 unsigned int WritebackDestinationWidth); 229 230static void dml20_DisplayPipeConfiguration(struct display_mode_lib *mode_lib); 231static void dml20_DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation( 232 struct display_mode_lib *mode_lib); 233 234void dml20_recalculate(struct display_mode_lib *mode_lib) 235{ 236 ModeSupportAndSystemConfiguration(mode_lib); 237 mode_lib->vba.FabricAndDRAMBandwidth = dml_min( 238 mode_lib->vba.DRAMSpeed * mode_lib->vba.NumberOfChannels * mode_lib->vba.DRAMChannelWidth, 239 mode_lib->vba.FabricClock * mode_lib->vba.FabricDatapathToDCNDataReturn) / 1000.0; 240 PixelClockAdjustmentForProgressiveToInterlaceUnit(mode_lib); 241 dml20_DisplayPipeConfiguration(mode_lib); 242 dml20_DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation(mode_lib); 243} 244 245static double adjust_ReturnBW( 246 struct display_mode_lib *mode_lib, 247 double ReturnBW, 248 bool DCCEnabledAnyPlane, 249 double ReturnBandwidthToDCN) 250{ 251 double CriticalCompression; 252 253 if (DCCEnabledAnyPlane 254 && ReturnBandwidthToDCN 255 > mode_lib->vba.DCFCLK * mode_lib->vba.ReturnBusWidth / 4.0) 256 ReturnBW = 257 dml_min( 258 ReturnBW, 259 ReturnBandwidthToDCN * 4 260 * (1.0 261 - mode_lib->vba.UrgentLatencyPixelDataOnly 262 / ((mode_lib->vba.ROBBufferSizeInKByte 263 - mode_lib->vba.PixelChunkSizeInKByte) 264 * 1024 265 / ReturnBandwidthToDCN 266 - mode_lib->vba.DCFCLK 267 * mode_lib->vba.ReturnBusWidth 268 / 4) 269 + mode_lib->vba.UrgentLatencyPixelDataOnly)); 270 271 CriticalCompression = 2.0 * mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLK 272 * mode_lib->vba.UrgentLatencyPixelDataOnly 273 / (ReturnBandwidthToDCN * mode_lib->vba.UrgentLatencyPixelDataOnly 274 + (mode_lib->vba.ROBBufferSizeInKByte 275 - mode_lib->vba.PixelChunkSizeInKByte) 276 * 1024); 277 278 if (DCCEnabledAnyPlane && CriticalCompression > 1.0 && CriticalCompression < 4.0) 279 ReturnBW = 280 dml_min( 281 ReturnBW, 282 4.0 * ReturnBandwidthToDCN 283 * (mode_lib->vba.ROBBufferSizeInKByte 284 - mode_lib->vba.PixelChunkSizeInKByte) 285 * 1024 286 * mode_lib->vba.ReturnBusWidth 287 * mode_lib->vba.DCFCLK 288 * mode_lib->vba.UrgentLatencyPixelDataOnly 289 / dml_pow( 290 (ReturnBandwidthToDCN 291 * mode_lib->vba.UrgentLatencyPixelDataOnly 292 + (mode_lib->vba.ROBBufferSizeInKByte 293 - mode_lib->vba.PixelChunkSizeInKByte) 294 * 1024), 295 2)); 296 297 return ReturnBW; 298} 299 300static unsigned int dscceComputeDelay( 301 unsigned int bpc, 302 double bpp, 303 unsigned int sliceWidth, 304 unsigned int numSlices, 305 enum output_format_class pixelFormat) 306{ 307 // valid bpc = source bits per component in the set of {8, 10, 12} 308 // valid bpp = increments of 1/16 of a bit 309 // min = 6/7/8 in N420/N422/444, respectively 310 // max = such that compression is 1:1 311 //valid sliceWidth = number of pixels per slice line, must be less than or equal to 5184/numSlices (or 4096/numSlices in 420 mode) 312 //valid numSlices = number of slices in the horiziontal direction per DSC engine in the set of {1, 2, 3, 4} 313 //valid pixelFormat = pixel/color format in the set of {:N444_RGB, :S422, :N422, :N420} 314 315 // fixed value 316 unsigned int rcModelSize = 8192; 317 318 // N422/N420 operate at 2 pixels per clock 319 unsigned int pixelsPerClock, lstall, D, initalXmitDelay, w, s, ix, wx, p, l0, a, ax, l, 320 Delay, pixels; 321 322 if (pixelFormat == dm_n422 || pixelFormat == dm_420) 323 pixelsPerClock = 2; 324 // #all other modes operate at 1 pixel per clock 325 else 326 pixelsPerClock = 1; 327 328 //initial transmit delay as per PPS 329 initalXmitDelay = dml_round(rcModelSize / 2.0 / bpp / pixelsPerClock); 330 331 //compute ssm delay 332 if (bpc == 8) 333 D = 81; 334 else if (bpc == 10) 335 D = 89; 336 else 337 D = 113; 338 339 //divide by pixel per cycle to compute slice width as seen by DSC 340 w = sliceWidth / pixelsPerClock; 341 342 //422 mode has an additional cycle of delay 343 if (pixelFormat == dm_s422) 344 s = 1; 345 else 346 s = 0; 347 348 //main calculation for the dscce 349 ix = initalXmitDelay + 45; 350 wx = (w + 2) / 3; 351 p = 3 * wx - w; 352 l0 = ix / w; 353 a = ix + p * l0; 354 ax = (a + 2) / 3 + D + 6 + 1; 355 l = (ax + wx - 1) / wx; 356 if ((ix % w) == 0 && p != 0) 357 lstall = 1; 358 else 359 lstall = 0; 360 Delay = l * wx * (numSlices - 1) + ax + s + lstall + 22; 361 362 //dsc processes 3 pixel containers per cycle and a container can contain 1 or 2 pixels 363 pixels = Delay * 3 * pixelsPerClock; 364 return pixels; 365} 366 367static unsigned int dscComputeDelay(enum output_format_class pixelFormat) 368{ 369 unsigned int Delay = 0; 370 371 if (pixelFormat == dm_420) { 372 // sfr 373 Delay = Delay + 2; 374 // dsccif 375 Delay = Delay + 0; 376 // dscc - input deserializer 377 Delay = Delay + 3; 378 // dscc gets pixels every other cycle 379 Delay = Delay + 2; 380 // dscc - input cdc fifo 381 Delay = Delay + 12; 382 // dscc gets pixels every other cycle 383 Delay = Delay + 13; 384 // dscc - cdc uncertainty 385 Delay = Delay + 2; 386 // dscc - output cdc fifo 387 Delay = Delay + 7; 388 // dscc gets pixels every other cycle 389 Delay = Delay + 3; 390 // dscc - cdc uncertainty 391 Delay = Delay + 2; 392 // dscc - output serializer 393 Delay = Delay + 1; 394 // sft 395 Delay = Delay + 1; 396 } else if (pixelFormat == dm_n422) { 397 // sfr 398 Delay = Delay + 2; 399 // dsccif 400 Delay = Delay + 1; 401 // dscc - input deserializer 402 Delay = Delay + 5; 403 // dscc - input cdc fifo 404 Delay = Delay + 25; 405 // dscc - cdc uncertainty 406 Delay = Delay + 2; 407 // dscc - output cdc fifo 408 Delay = Delay + 10; 409 // dscc - cdc uncertainty 410 Delay = Delay + 2; 411 // dscc - output serializer 412 Delay = Delay + 1; 413 // sft 414 Delay = Delay + 1; 415 } else { 416 // sfr 417 Delay = Delay + 2; 418 // dsccif 419 Delay = Delay + 0; 420 // dscc - input deserializer 421 Delay = Delay + 3; 422 // dscc - input cdc fifo 423 Delay = Delay + 12; 424 // dscc - cdc uncertainty 425 Delay = Delay + 2; 426 // dscc - output cdc fifo 427 Delay = Delay + 7; 428 // dscc - output serializer 429 Delay = Delay + 1; 430 // dscc - cdc uncertainty 431 Delay = Delay + 2; 432 // sft 433 Delay = Delay + 1; 434 } 435 436 return Delay; 437} 438 439static bool CalculatePrefetchSchedule( 440 struct display_mode_lib *mode_lib, 441 double DPPCLK, 442 double DISPCLK, 443 double PixelClock, 444 double DCFCLKDeepSleep, 445 unsigned int DSCDelay, 446 unsigned int DPPPerPlane, 447 bool ScalerEnabled, 448 unsigned int NumberOfCursors, 449 double DPPCLKDelaySubtotal, 450 double DPPCLKDelaySCL, 451 double DPPCLKDelaySCLLBOnly, 452 double DPPCLKDelayCNVCFormater, 453 double DPPCLKDelayCNVCCursor, 454 double DISPCLKDelaySubtotal, 455 unsigned int ScalerRecoutWidth, 456 enum output_format_class OutputFormat, 457 unsigned int VBlank, 458 unsigned int HTotal, 459 unsigned int MaxInterDCNTileRepeaters, 460 unsigned int VStartup, 461 unsigned int PageTableLevels, 462 bool GPUVMEnable, 463 bool DynamicMetadataEnable, 464 unsigned int DynamicMetadataLinesBeforeActiveRequired, 465 unsigned int DynamicMetadataTransmittedBytes, 466 bool DCCEnable, 467 double UrgentLatencyPixelDataOnly, 468 double UrgentExtraLatency, 469 double TCalc, 470 unsigned int PDEAndMetaPTEBytesFrame, 471 unsigned int MetaRowByte, 472 unsigned int PixelPTEBytesPerRow, 473 double PrefetchSourceLinesY, 474 unsigned int SwathWidthY, 475 double BytePerPixelDETY, 476 double VInitPreFillY, 477 unsigned int MaxNumSwathY, 478 double PrefetchSourceLinesC, 479 double BytePerPixelDETC, 480 double VInitPreFillC, 481 unsigned int MaxNumSwathC, 482 unsigned int SwathHeightY, 483 unsigned int SwathHeightC, 484 double TWait, 485 bool XFCEnabled, 486 double XFCRemoteSurfaceFlipDelay, 487 bool InterlaceEnable, 488 bool ProgressiveToInterlaceUnitInOPP, 489 double *DSTXAfterScaler, 490 double *DSTYAfterScaler, 491 double *DestinationLinesForPrefetch, 492 double *PrefetchBandwidth, 493 double *DestinationLinesToRequestVMInVBlank, 494 double *DestinationLinesToRequestRowInVBlank, 495 double *VRatioPrefetchY, 496 double *VRatioPrefetchC, 497 double *RequiredPrefetchPixDataBW, 498 unsigned int *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, 499 double *Tno_bw, 500 unsigned int *VUpdateOffsetPix, 501 double *VUpdateWidthPix, 502 double *VReadyOffsetPix) 503{ 504 bool MyError = false; 505 unsigned int DPPCycles, DISPCLKCycles; 506 double DSTTotalPixelsAfterScaler, TotalRepeaterDelayTime; 507 double Tdm, LineTime, Tsetup; 508 double dst_y_prefetch_equ; 509 double Tsw_oto; 510 double prefetch_bw_oto; 511 double Tvm_oto; 512 double Tr0_oto; 513 double Tpre_oto; 514 double dst_y_prefetch_oto; 515 double TimeForFetchingMetaPTE = 0; 516 double TimeForFetchingRowInVBlank = 0; 517 double LinesToRequestPrefetchPixelData = 0; 518 519 if (ScalerEnabled) 520 DPPCycles = DPPCLKDelaySubtotal + DPPCLKDelaySCL; 521 else 522 DPPCycles = DPPCLKDelaySubtotal + DPPCLKDelaySCLLBOnly; 523 524 DPPCycles = DPPCycles + DPPCLKDelayCNVCFormater + NumberOfCursors * DPPCLKDelayCNVCCursor; 525 526 DISPCLKCycles = DISPCLKDelaySubtotal; 527 528 if (DPPCLK == 0.0 || DISPCLK == 0.0) 529 return true; 530 531 *DSTXAfterScaler = DPPCycles * PixelClock / DPPCLK + DISPCLKCycles * PixelClock / DISPCLK 532 + DSCDelay; 533 534 if (DPPPerPlane > 1) 535 *DSTXAfterScaler = *DSTXAfterScaler + ScalerRecoutWidth; 536 537 if (OutputFormat == dm_420 || (InterlaceEnable && ProgressiveToInterlaceUnitInOPP)) 538 *DSTYAfterScaler = 1; 539 else 540 *DSTYAfterScaler = 0; 541 542 DSTTotalPixelsAfterScaler = ((double) (*DSTYAfterScaler * HTotal)) + *DSTXAfterScaler; 543 *DSTYAfterScaler = dml_floor(DSTTotalPixelsAfterScaler / HTotal, 1); 544 *DSTXAfterScaler = DSTTotalPixelsAfterScaler - ((double) (*DSTYAfterScaler * HTotal)); 545 546 *VUpdateOffsetPix = dml_ceil(HTotal / 4.0, 1); 547 TotalRepeaterDelayTime = MaxInterDCNTileRepeaters * (2.0 / DPPCLK + 3.0 / DISPCLK); 548 *VUpdateWidthPix = (14.0 / DCFCLKDeepSleep + 12.0 / DPPCLK + TotalRepeaterDelayTime) 549 * PixelClock; 550 551 *VReadyOffsetPix = dml_max( 552 150.0 / DPPCLK, 553 TotalRepeaterDelayTime + 20.0 / DCFCLKDeepSleep + 10.0 / DPPCLK) 554 * PixelClock; 555 556 Tsetup = (double) (*VUpdateOffsetPix + *VUpdateWidthPix + *VReadyOffsetPix) / PixelClock; 557 558 LineTime = (double) HTotal / PixelClock; 559 560 if (DynamicMetadataEnable) { 561 double Tdmbf, Tdmec, Tdmsks; 562 563 Tdm = dml_max(0.0, UrgentExtraLatency - TCalc); 564 Tdmbf = DynamicMetadataTransmittedBytes / 4.0 / DISPCLK; 565 Tdmec = LineTime; 566 if (DynamicMetadataLinesBeforeActiveRequired == 0) 567 Tdmsks = VBlank * LineTime / 2.0; 568 else 569 Tdmsks = DynamicMetadataLinesBeforeActiveRequired * LineTime; 570 if (InterlaceEnable && !ProgressiveToInterlaceUnitInOPP) 571 Tdmsks = Tdmsks / 2; 572 if (VStartup * LineTime 573 < Tsetup + TWait + UrgentExtraLatency + Tdmbf + Tdmec + Tdmsks) { 574 MyError = true; 575 *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata = (Tsetup + TWait 576 + UrgentExtraLatency + Tdmbf + Tdmec + Tdmsks) / LineTime; 577 } else 578 *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata = 0.0; 579 } else 580 Tdm = 0; 581 582 if (GPUVMEnable) { 583 if (PageTableLevels == 4) 584 *Tno_bw = UrgentExtraLatency + UrgentLatencyPixelDataOnly; 585 else if (PageTableLevels == 3) 586 *Tno_bw = UrgentExtraLatency; 587 else 588 *Tno_bw = 0; 589 } else if (DCCEnable) 590 *Tno_bw = LineTime; 591 else 592 *Tno_bw = LineTime / 4; 593 594 dst_y_prefetch_equ = VStartup - dml_max(TCalc + TWait, XFCRemoteSurfaceFlipDelay) / LineTime 595 - (Tsetup + Tdm) / LineTime 596 - (*DSTYAfterScaler + *DSTXAfterScaler / HTotal); 597 598 Tsw_oto = dml_max(PrefetchSourceLinesY, PrefetchSourceLinesC) * LineTime; 599 600 prefetch_bw_oto = (MetaRowByte + PixelPTEBytesPerRow 601 + PrefetchSourceLinesY * SwathWidthY * dml_ceil(BytePerPixelDETY, 1) 602 + PrefetchSourceLinesC * SwathWidthY / 2 * dml_ceil(BytePerPixelDETC, 2)) 603 / Tsw_oto; 604 605 if (GPUVMEnable == true) { 606 Tvm_oto = 607 dml_max( 608 *Tno_bw + PDEAndMetaPTEBytesFrame / prefetch_bw_oto, 609 dml_max( 610 UrgentExtraLatency 611 + UrgentLatencyPixelDataOnly 612 * (PageTableLevels 613 - 1), 614 LineTime / 4.0)); 615 } else 616 Tvm_oto = LineTime / 4.0; 617 618 if ((GPUVMEnable == true || DCCEnable == true)) { 619 Tr0_oto = dml_max( 620 (MetaRowByte + PixelPTEBytesPerRow) / prefetch_bw_oto, 621 dml_max(UrgentLatencyPixelDataOnly, dml_max(LineTime - Tvm_oto, LineTime / 4))); 622 } else 623 Tr0_oto = LineTime - Tvm_oto; 624 625 Tpre_oto = Tvm_oto + Tr0_oto + Tsw_oto; 626 627 dst_y_prefetch_oto = Tpre_oto / LineTime; 628 629 if (dst_y_prefetch_oto < dst_y_prefetch_equ) 630 *DestinationLinesForPrefetch = dst_y_prefetch_oto; 631 else 632 *DestinationLinesForPrefetch = dst_y_prefetch_equ; 633 634 *DestinationLinesForPrefetch = dml_floor(4.0 * (*DestinationLinesForPrefetch + 0.125), 1) 635 / 4; 636 637 dml_print("DML: VStartup: %d\n", VStartup); 638 dml_print("DML: TCalc: %f\n", TCalc); 639 dml_print("DML: TWait: %f\n", TWait); 640 dml_print("DML: XFCRemoteSurfaceFlipDelay: %f\n", XFCRemoteSurfaceFlipDelay); 641 dml_print("DML: LineTime: %f\n", LineTime); 642 dml_print("DML: Tsetup: %f\n", Tsetup); 643 dml_print("DML: Tdm: %f\n", Tdm); 644 dml_print("DML: DSTYAfterScaler: %f\n", *DSTYAfterScaler); 645 dml_print("DML: DSTXAfterScaler: %f\n", *DSTXAfterScaler); 646 dml_print("DML: HTotal: %d\n", HTotal); 647 648 *PrefetchBandwidth = 0; 649 *DestinationLinesToRequestVMInVBlank = 0; 650 *DestinationLinesToRequestRowInVBlank = 0; 651 *VRatioPrefetchY = 0; 652 *VRatioPrefetchC = 0; 653 *RequiredPrefetchPixDataBW = 0; 654 if (*DestinationLinesForPrefetch > 1) { 655 *PrefetchBandwidth = (PDEAndMetaPTEBytesFrame + 2 * MetaRowByte 656 + 2 * PixelPTEBytesPerRow 657 + PrefetchSourceLinesY * SwathWidthY * dml_ceil(BytePerPixelDETY, 1) 658 + PrefetchSourceLinesC * SwathWidthY / 2 659 * dml_ceil(BytePerPixelDETC, 2)) 660 / (*DestinationLinesForPrefetch * LineTime - *Tno_bw); 661 if (GPUVMEnable) { 662 TimeForFetchingMetaPTE = 663 dml_max( 664 *Tno_bw 665 + (double) PDEAndMetaPTEBytesFrame 666 / *PrefetchBandwidth, 667 dml_max( 668 UrgentExtraLatency 669 + UrgentLatencyPixelDataOnly 670 * (PageTableLevels 671 - 1), 672 LineTime / 4)); 673 } else { 674 if (NumberOfCursors > 0 || XFCEnabled) 675 TimeForFetchingMetaPTE = LineTime / 4; 676 else 677 TimeForFetchingMetaPTE = 0.0; 678 } 679 680 if ((GPUVMEnable == true || DCCEnable == true)) { 681 TimeForFetchingRowInVBlank = 682 dml_max( 683 (MetaRowByte + PixelPTEBytesPerRow) 684 / *PrefetchBandwidth, 685 dml_max( 686 UrgentLatencyPixelDataOnly, 687 dml_max( 688 LineTime 689 - TimeForFetchingMetaPTE, 690 LineTime 691 / 4.0))); 692 } else { 693 if (NumberOfCursors > 0 || XFCEnabled) 694 TimeForFetchingRowInVBlank = LineTime - TimeForFetchingMetaPTE; 695 else 696 TimeForFetchingRowInVBlank = 0.0; 697 } 698 699 *DestinationLinesToRequestVMInVBlank = dml_floor( 700 4.0 * (TimeForFetchingMetaPTE / LineTime + 0.125), 701 1) / 4.0; 702 703 *DestinationLinesToRequestRowInVBlank = dml_floor( 704 4.0 * (TimeForFetchingRowInVBlank / LineTime + 0.125), 705 1) / 4.0; 706 707 LinesToRequestPrefetchPixelData = 708 *DestinationLinesForPrefetch 709 - ((NumberOfCursors > 0 || GPUVMEnable 710 || DCCEnable) ? 711 (*DestinationLinesToRequestVMInVBlank 712 + *DestinationLinesToRequestRowInVBlank) : 713 0.0); 714 715 if (LinesToRequestPrefetchPixelData > 0) { 716 717 *VRatioPrefetchY = (double) PrefetchSourceLinesY 718 / LinesToRequestPrefetchPixelData; 719 *VRatioPrefetchY = dml_max(*VRatioPrefetchY, 1.0); 720 if ((SwathHeightY > 4) && (VInitPreFillY > 3)) { 721 if (LinesToRequestPrefetchPixelData > (VInitPreFillY - 3.0) / 2.0) { 722 *VRatioPrefetchY = 723 dml_max( 724 (double) PrefetchSourceLinesY 725 / LinesToRequestPrefetchPixelData, 726 (double) MaxNumSwathY 727 * SwathHeightY 728 / (LinesToRequestPrefetchPixelData 729 - (VInitPreFillY 730 - 3.0) 731 / 2.0)); 732 *VRatioPrefetchY = dml_max(*VRatioPrefetchY, 1.0); 733 } else { 734 MyError = true; 735 *VRatioPrefetchY = 0; 736 } 737 } 738 739 *VRatioPrefetchC = (double) PrefetchSourceLinesC 740 / LinesToRequestPrefetchPixelData; 741 *VRatioPrefetchC = dml_max(*VRatioPrefetchC, 1.0); 742 743 if ((SwathHeightC > 4)) { 744 if (LinesToRequestPrefetchPixelData > (VInitPreFillC - 3.0) / 2.0) { 745 *VRatioPrefetchC = 746 dml_max( 747 *VRatioPrefetchC, 748 (double) MaxNumSwathC 749 * SwathHeightC 750 / (LinesToRequestPrefetchPixelData 751 - (VInitPreFillC 752 - 3.0) 753 / 2.0)); 754 *VRatioPrefetchC = dml_max(*VRatioPrefetchC, 1.0); 755 } else { 756 MyError = true; 757 *VRatioPrefetchC = 0; 758 } 759 } 760 761 *RequiredPrefetchPixDataBW = 762 DPPPerPlane 763 * ((double) PrefetchSourceLinesY 764 / LinesToRequestPrefetchPixelData 765 * dml_ceil( 766 BytePerPixelDETY, 767 1) 768 + (double) PrefetchSourceLinesC 769 / LinesToRequestPrefetchPixelData 770 * dml_ceil( 771 BytePerPixelDETC, 772 2) 773 / 2) 774 * SwathWidthY / LineTime; 775 } else { 776 MyError = true; 777 *VRatioPrefetchY = 0; 778 *VRatioPrefetchC = 0; 779 *RequiredPrefetchPixDataBW = 0; 780 } 781 782 } else { 783 MyError = true; 784 } 785 786 if (MyError) { 787 *PrefetchBandwidth = 0; 788 *DestinationLinesToRequestVMInVBlank = 0; 789 *DestinationLinesToRequestRowInVBlank = 0; 790 *DestinationLinesForPrefetch = 0; 791 *VRatioPrefetchY = 0; 792 *VRatioPrefetchC = 0; 793 *RequiredPrefetchPixDataBW = 0; 794 } 795 796 return MyError; 797} 798 799static double RoundToDFSGranularityUp(double Clock, double VCOSpeed) 800{ 801 return VCOSpeed * 4 / dml_floor(VCOSpeed * 4 / Clock, 1); 802} 803 804static double RoundToDFSGranularityDown(double Clock, double VCOSpeed) 805{ 806 return VCOSpeed * 4 / dml_ceil(VCOSpeed * 4 / Clock, 1); 807} 808 809static double CalculatePrefetchSourceLines( 810 struct display_mode_lib *mode_lib, 811 double VRatio, 812 double vtaps, 813 bool Interlace, 814 bool ProgressiveToInterlaceUnitInOPP, 815 unsigned int SwathHeight, 816 unsigned int ViewportYStart, 817 double *VInitPreFill, 818 unsigned int *MaxNumSwath) 819{ 820 unsigned int MaxPartialSwath; 821 822 if (ProgressiveToInterlaceUnitInOPP) 823 *VInitPreFill = dml_floor((VRatio + vtaps + 1) / 2.0, 1); 824 else 825 *VInitPreFill = dml_floor((VRatio + vtaps + 1 + Interlace * 0.5 * VRatio) / 2.0, 1); 826 827 if (!mode_lib->vba.IgnoreViewportPositioning) { 828 829 *MaxNumSwath = dml_ceil((*VInitPreFill - 1.0) / SwathHeight, 1) + 1.0; 830 831 if (*VInitPreFill > 1.0) 832 MaxPartialSwath = (unsigned int) (*VInitPreFill - 2) % SwathHeight; 833 else 834 MaxPartialSwath = (unsigned int) (*VInitPreFill + SwathHeight - 2) 835 % SwathHeight; 836 MaxPartialSwath = dml_max(1U, MaxPartialSwath); 837 838 } else { 839 840 if (ViewportYStart != 0) 841 dml_print( 842 "WARNING DML: using viewport y position of 0 even though actual viewport y position is non-zero in prefetch source lines calculation\n"); 843 844 *MaxNumSwath = dml_ceil(*VInitPreFill / SwathHeight, 1); 845 846 if (*VInitPreFill > 1.0) 847 MaxPartialSwath = (unsigned int) (*VInitPreFill - 1) % SwathHeight; 848 else 849 MaxPartialSwath = (unsigned int) (*VInitPreFill + SwathHeight - 1) 850 % SwathHeight; 851 } 852 853 return *MaxNumSwath * SwathHeight + MaxPartialSwath; 854} 855 856static unsigned int CalculateVMAndRowBytes( 857 struct display_mode_lib *mode_lib, 858 bool DCCEnable, 859 unsigned int BlockHeight256Bytes, 860 unsigned int BlockWidth256Bytes, 861 enum source_format_class SourcePixelFormat, 862 unsigned int SurfaceTiling, 863 unsigned int BytePerPixel, 864 enum scan_direction_class ScanDirection, 865 unsigned int ViewportWidth, 866 unsigned int ViewportHeight, 867 unsigned int SwathWidth, 868 bool GPUVMEnable, 869 unsigned int VMMPageSize, 870 unsigned int PTEBufferSizeInRequestsLuma, 871 unsigned int PDEProcessingBufIn64KBReqs, 872 unsigned int Pitch, 873 unsigned int DCCMetaPitch, 874 unsigned int *MacroTileWidth, 875 unsigned int *MetaRowByte, 876 unsigned int *PixelPTEBytesPerRow, 877 bool *PTEBufferSizeNotExceeded, 878 unsigned int *dpte_row_height, 879 unsigned int *meta_row_height) 880{ 881 unsigned int MetaRequestHeight; 882 unsigned int MetaRequestWidth; 883 unsigned int MetaSurfWidth; 884 unsigned int MetaSurfHeight; 885 unsigned int MPDEBytesFrame; 886 unsigned int MetaPTEBytesFrame; 887 unsigned int DCCMetaSurfaceBytes; 888 889 unsigned int MacroTileSizeBytes; 890 unsigned int MacroTileHeight; 891 unsigned int DPDE0BytesFrame; 892 unsigned int ExtraDPDEBytesFrame; 893 unsigned int PDEAndMetaPTEBytesFrame; 894 895 if (DCCEnable == true) { 896 MetaRequestHeight = 8 * BlockHeight256Bytes; 897 MetaRequestWidth = 8 * BlockWidth256Bytes; 898 if (ScanDirection == dm_horz) { 899 *meta_row_height = MetaRequestHeight; 900 MetaSurfWidth = dml_ceil((double) SwathWidth - 1, MetaRequestWidth) 901 + MetaRequestWidth; 902 *MetaRowByte = MetaSurfWidth * MetaRequestHeight * BytePerPixel / 256.0; 903 } else { 904 *meta_row_height = MetaRequestWidth; 905 MetaSurfHeight = dml_ceil((double) SwathWidth - 1, MetaRequestHeight) 906 + MetaRequestHeight; 907 *MetaRowByte = MetaSurfHeight * MetaRequestWidth * BytePerPixel / 256.0; 908 } 909 if (ScanDirection == dm_horz) { 910 DCCMetaSurfaceBytes = DCCMetaPitch 911 * (dml_ceil(ViewportHeight - 1, 64 * BlockHeight256Bytes) 912 + 64 * BlockHeight256Bytes) * BytePerPixel 913 / 256; 914 } else { 915 DCCMetaSurfaceBytes = DCCMetaPitch 916 * (dml_ceil( 917 (double) ViewportHeight - 1, 918 64 * BlockHeight256Bytes) 919 + 64 * BlockHeight256Bytes) * BytePerPixel 920 / 256; 921 } 922 if (GPUVMEnable == true) { 923 MetaPTEBytesFrame = (dml_ceil( 924 (double) (DCCMetaSurfaceBytes - VMMPageSize) 925 / (8 * VMMPageSize), 926 1) + 1) * 64; 927 MPDEBytesFrame = 128 * (mode_lib->vba.GPUVMMaxPageTableLevels - 1); 928 } else { 929 MetaPTEBytesFrame = 0; 930 MPDEBytesFrame = 0; 931 } 932 } else { 933 MetaPTEBytesFrame = 0; 934 MPDEBytesFrame = 0; 935 *MetaRowByte = 0; 936 } 937 938 if (SurfaceTiling == dm_sw_linear || SurfaceTiling == dm_sw_gfx7_2d_thin_gl || SurfaceTiling == dm_sw_gfx7_2d_thin_l_vp) { 939 MacroTileSizeBytes = 256; 940 MacroTileHeight = BlockHeight256Bytes; 941 } else if (SurfaceTiling == dm_sw_4kb_s || SurfaceTiling == dm_sw_4kb_s_x 942 || SurfaceTiling == dm_sw_4kb_d || SurfaceTiling == dm_sw_4kb_d_x) { 943 MacroTileSizeBytes = 4096; 944 MacroTileHeight = 4 * BlockHeight256Bytes; 945 } else if (SurfaceTiling == dm_sw_64kb_s || SurfaceTiling == dm_sw_64kb_s_t 946 || SurfaceTiling == dm_sw_64kb_s_x || SurfaceTiling == dm_sw_64kb_d 947 || SurfaceTiling == dm_sw_64kb_d_t || SurfaceTiling == dm_sw_64kb_d_x 948 || SurfaceTiling == dm_sw_64kb_r_x) { 949 MacroTileSizeBytes = 65536; 950 MacroTileHeight = 16 * BlockHeight256Bytes; 951 } else { 952 MacroTileSizeBytes = 262144; 953 MacroTileHeight = 32 * BlockHeight256Bytes; 954 } 955 *MacroTileWidth = MacroTileSizeBytes / BytePerPixel / MacroTileHeight; 956 957 if (GPUVMEnable == true && mode_lib->vba.GPUVMMaxPageTableLevels > 1) { 958 if (ScanDirection == dm_horz) { 959 DPDE0BytesFrame = 960 64 961 * (dml_ceil( 962 ((Pitch 963 * (dml_ceil( 964 ViewportHeight 965 - 1, 966 MacroTileHeight) 967 + MacroTileHeight) 968 * BytePerPixel) 969 - MacroTileSizeBytes) 970 / (8 971 * 2097152), 972 1) + 1); 973 } else { 974 DPDE0BytesFrame = 975 64 976 * (dml_ceil( 977 ((Pitch 978 * (dml_ceil( 979 (double) SwathWidth 980 - 1, 981 MacroTileHeight) 982 + MacroTileHeight) 983 * BytePerPixel) 984 - MacroTileSizeBytes) 985 / (8 986 * 2097152), 987 1) + 1); 988 } 989 ExtraDPDEBytesFrame = 128 * (mode_lib->vba.GPUVMMaxPageTableLevels - 2); 990 } else { 991 DPDE0BytesFrame = 0; 992 ExtraDPDEBytesFrame = 0; 993 } 994 995 PDEAndMetaPTEBytesFrame = MetaPTEBytesFrame + MPDEBytesFrame + DPDE0BytesFrame 996 + ExtraDPDEBytesFrame; 997 998 if (GPUVMEnable == true) { 999 unsigned int PTERequestSize; 1000 unsigned int PixelPTEReqHeight; 1001 unsigned int PixelPTEReqWidth; 1002 double FractionOfPTEReturnDrop; 1003 unsigned int EffectivePDEProcessingBufIn64KBReqs; 1004 1005 if (SurfaceTiling == dm_sw_linear) { 1006 PixelPTEReqHeight = 1; 1007 PixelPTEReqWidth = 8.0 * VMMPageSize / BytePerPixel; 1008 PTERequestSize = 64; 1009 FractionOfPTEReturnDrop = 0; 1010 } else if (MacroTileSizeBytes == 4096) { 1011 PixelPTEReqHeight = MacroTileHeight; 1012 PixelPTEReqWidth = 8 * *MacroTileWidth; 1013 PTERequestSize = 64; 1014 if (ScanDirection == dm_horz) 1015 FractionOfPTEReturnDrop = 0; 1016 else 1017 FractionOfPTEReturnDrop = 7.0 / 8; 1018 } else if (VMMPageSize == 4096 && MacroTileSizeBytes > 4096) { 1019 PixelPTEReqHeight = 16 * BlockHeight256Bytes; 1020 PixelPTEReqWidth = 16 * BlockWidth256Bytes; 1021 PTERequestSize = 128; 1022 FractionOfPTEReturnDrop = 0; 1023 } else { 1024 PixelPTEReqHeight = MacroTileHeight; 1025 PixelPTEReqWidth = 8 * *MacroTileWidth; 1026 PTERequestSize = 64; 1027 FractionOfPTEReturnDrop = 0; 1028 } 1029 1030 if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) 1031 EffectivePDEProcessingBufIn64KBReqs = PDEProcessingBufIn64KBReqs / 2; 1032 else 1033 EffectivePDEProcessingBufIn64KBReqs = PDEProcessingBufIn64KBReqs; 1034 1035 if (SurfaceTiling == dm_sw_linear) { 1036 *dpte_row_height = 1037 dml_min( 1038 128, 1039 1 1040 << (unsigned int) dml_floor( 1041 dml_log2( 1042 dml_min( 1043 (double) PTEBufferSizeInRequestsLuma 1044 * PixelPTEReqWidth, 1045 EffectivePDEProcessingBufIn64KBReqs 1046 * 65536.0 1047 / BytePerPixel) 1048 / Pitch), 1049 1)); 1050 *PixelPTEBytesPerRow = PTERequestSize 1051 * (dml_ceil( 1052 (double) (Pitch * *dpte_row_height - 1) 1053 / PixelPTEReqWidth, 1054 1) + 1); 1055 } else if (ScanDirection == dm_horz) { 1056 *dpte_row_height = PixelPTEReqHeight; 1057 *PixelPTEBytesPerRow = PTERequestSize 1058 * (dml_ceil(((double) SwathWidth - 1) / PixelPTEReqWidth, 1) 1059 + 1); 1060 } else { 1061 *dpte_row_height = dml_min(PixelPTEReqWidth, *MacroTileWidth); 1062 *PixelPTEBytesPerRow = PTERequestSize 1063 * (dml_ceil( 1064 ((double) SwathWidth - 1) 1065 / PixelPTEReqHeight, 1066 1) + 1); 1067 } 1068 if (*PixelPTEBytesPerRow * (1 - FractionOfPTEReturnDrop) 1069 <= 64 * PTEBufferSizeInRequestsLuma) { 1070 *PTEBufferSizeNotExceeded = true; 1071 } else { 1072 *PTEBufferSizeNotExceeded = false; 1073 } 1074 } else { 1075 *PixelPTEBytesPerRow = 0; 1076 *PTEBufferSizeNotExceeded = true; 1077 } 1078 1079 return PDEAndMetaPTEBytesFrame; 1080} 1081 1082static void dml20_DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation( 1083 struct display_mode_lib *mode_lib) 1084{ 1085 unsigned int j, k; 1086 1087 mode_lib->vba.WritebackDISPCLK = 0.0; 1088 mode_lib->vba.DISPCLKWithRamping = 0; 1089 mode_lib->vba.DISPCLKWithoutRamping = 0; 1090 mode_lib->vba.GlobalDPPCLK = 0.0; 1091 1092 // dml_ml->vba.DISPCLK and dml_ml->vba.DPPCLK Calculation 1093 // 1094 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1095 if (mode_lib->vba.WritebackEnable[k]) { 1096 mode_lib->vba.WritebackDISPCLK = 1097 dml_max( 1098 mode_lib->vba.WritebackDISPCLK, 1099 CalculateWriteBackDISPCLK( 1100 mode_lib->vba.WritebackPixelFormat[k], 1101 mode_lib->vba.PixelClock[k], 1102 mode_lib->vba.WritebackHRatio[k], 1103 mode_lib->vba.WritebackVRatio[k], 1104 mode_lib->vba.WritebackLumaHTaps[k], 1105 mode_lib->vba.WritebackLumaVTaps[k], 1106 mode_lib->vba.WritebackChromaHTaps[k], 1107 mode_lib->vba.WritebackChromaVTaps[k], 1108 mode_lib->vba.WritebackDestinationWidth[k], 1109 mode_lib->vba.HTotal[k], 1110 mode_lib->vba.WritebackChromaLineBufferWidth)); 1111 } 1112 } 1113 1114 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1115 if (mode_lib->vba.HRatio[k] > 1) { 1116 mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] = dml_min( 1117 mode_lib->vba.MaxDCHUBToPSCLThroughput, 1118 mode_lib->vba.MaxPSCLToLBThroughput 1119 * mode_lib->vba.HRatio[k] 1120 / dml_ceil( 1121 mode_lib->vba.htaps[k] 1122 / 6.0, 1123 1)); 1124 } else { 1125 mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] = dml_min( 1126 mode_lib->vba.MaxDCHUBToPSCLThroughput, 1127 mode_lib->vba.MaxPSCLToLBThroughput); 1128 } 1129 1130 mode_lib->vba.DPPCLKUsingSingleDPPLuma = 1131 mode_lib->vba.PixelClock[k] 1132 * dml_max( 1133 mode_lib->vba.vtaps[k] / 6.0 1134 * dml_min( 1135 1.0, 1136 mode_lib->vba.HRatio[k]), 1137 dml_max( 1138 mode_lib->vba.HRatio[k] 1139 * mode_lib->vba.VRatio[k] 1140 / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k], 1141 1.0)); 1142 1143 if ((mode_lib->vba.htaps[k] > 6 || mode_lib->vba.vtaps[k] > 6) 1144 && mode_lib->vba.DPPCLKUsingSingleDPPLuma 1145 < 2 * mode_lib->vba.PixelClock[k]) { 1146 mode_lib->vba.DPPCLKUsingSingleDPPLuma = 2 * mode_lib->vba.PixelClock[k]; 1147 } 1148 1149 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 1150 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 1151 mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] = 0.0; 1152 mode_lib->vba.DPPCLKUsingSingleDPP[k] = 1153 mode_lib->vba.DPPCLKUsingSingleDPPLuma; 1154 } else { 1155 if (mode_lib->vba.HRatio[k] > 1) { 1156 mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] = 1157 dml_min( 1158 mode_lib->vba.MaxDCHUBToPSCLThroughput, 1159 mode_lib->vba.MaxPSCLToLBThroughput 1160 * mode_lib->vba.HRatio[k] 1161 / 2 1162 / dml_ceil( 1163 mode_lib->vba.HTAPsChroma[k] 1164 / 6.0, 1165 1.0)); 1166 } else { 1167 mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] = dml_min( 1168 mode_lib->vba.MaxDCHUBToPSCLThroughput, 1169 mode_lib->vba.MaxPSCLToLBThroughput); 1170 } 1171 mode_lib->vba.DPPCLKUsingSingleDPPChroma = 1172 mode_lib->vba.PixelClock[k] 1173 * dml_max( 1174 mode_lib->vba.VTAPsChroma[k] 1175 / 6.0 1176 * dml_min( 1177 1.0, 1178 mode_lib->vba.HRatio[k] 1179 / 2), 1180 dml_max( 1181 mode_lib->vba.HRatio[k] 1182 * mode_lib->vba.VRatio[k] 1183 / 4 1184 / mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k], 1185 1.0)); 1186 1187 if ((mode_lib->vba.HTAPsChroma[k] > 6 || mode_lib->vba.VTAPsChroma[k] > 6) 1188 && mode_lib->vba.DPPCLKUsingSingleDPPChroma 1189 < 2 * mode_lib->vba.PixelClock[k]) { 1190 mode_lib->vba.DPPCLKUsingSingleDPPChroma = 2 1191 * mode_lib->vba.PixelClock[k]; 1192 } 1193 1194 mode_lib->vba.DPPCLKUsingSingleDPP[k] = dml_max( 1195 mode_lib->vba.DPPCLKUsingSingleDPPLuma, 1196 mode_lib->vba.DPPCLKUsingSingleDPPChroma); 1197 } 1198 } 1199 1200 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1201 if (mode_lib->vba.BlendingAndTiming[k] != k) 1202 continue; 1203 if (mode_lib->vba.ODMCombineEnabled[k]) { 1204 mode_lib->vba.DISPCLKWithRamping = 1205 dml_max( 1206 mode_lib->vba.DISPCLKWithRamping, 1207 mode_lib->vba.PixelClock[k] / 2 1208 * (1 1209 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1210 / 100) 1211 * (1 1212 + mode_lib->vba.DISPCLKRampingMargin 1213 / 100)); 1214 mode_lib->vba.DISPCLKWithoutRamping = 1215 dml_max( 1216 mode_lib->vba.DISPCLKWithoutRamping, 1217 mode_lib->vba.PixelClock[k] / 2 1218 * (1 1219 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1220 / 100)); 1221 } else if (!mode_lib->vba.ODMCombineEnabled[k]) { 1222 mode_lib->vba.DISPCLKWithRamping = 1223 dml_max( 1224 mode_lib->vba.DISPCLKWithRamping, 1225 mode_lib->vba.PixelClock[k] 1226 * (1 1227 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1228 / 100) 1229 * (1 1230 + mode_lib->vba.DISPCLKRampingMargin 1231 / 100)); 1232 mode_lib->vba.DISPCLKWithoutRamping = 1233 dml_max( 1234 mode_lib->vba.DISPCLKWithoutRamping, 1235 mode_lib->vba.PixelClock[k] 1236 * (1 1237 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1238 / 100)); 1239 } 1240 } 1241 1242 mode_lib->vba.DISPCLKWithRamping = dml_max( 1243 mode_lib->vba.DISPCLKWithRamping, 1244 mode_lib->vba.WritebackDISPCLK); 1245 mode_lib->vba.DISPCLKWithoutRamping = dml_max( 1246 mode_lib->vba.DISPCLKWithoutRamping, 1247 mode_lib->vba.WritebackDISPCLK); 1248 1249 ASSERT(mode_lib->vba.DISPCLKDPPCLKVCOSpeed != 0); 1250 mode_lib->vba.DISPCLKWithRampingRoundedToDFSGranularity = RoundToDFSGranularityUp( 1251 mode_lib->vba.DISPCLKWithRamping, 1252 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 1253 mode_lib->vba.DISPCLKWithoutRampingRoundedToDFSGranularity = RoundToDFSGranularityUp( 1254 mode_lib->vba.DISPCLKWithoutRamping, 1255 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 1256 mode_lib->vba.MaxDispclkRoundedToDFSGranularity = RoundToDFSGranularityDown( 1257 mode_lib->vba.soc.clock_limits[mode_lib->vba.soc.num_states].dispclk_mhz, 1258 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 1259 if (mode_lib->vba.DISPCLKWithoutRampingRoundedToDFSGranularity 1260 > mode_lib->vba.MaxDispclkRoundedToDFSGranularity) { 1261 mode_lib->vba.DISPCLK_calculated = 1262 mode_lib->vba.DISPCLKWithoutRampingRoundedToDFSGranularity; 1263 } else if (mode_lib->vba.DISPCLKWithRampingRoundedToDFSGranularity 1264 > mode_lib->vba.MaxDispclkRoundedToDFSGranularity) { 1265 mode_lib->vba.DISPCLK_calculated = mode_lib->vba.MaxDispclkRoundedToDFSGranularity; 1266 } else { 1267 mode_lib->vba.DISPCLK_calculated = 1268 mode_lib->vba.DISPCLKWithRampingRoundedToDFSGranularity; 1269 } 1270 DTRACE(" dispclk_mhz (calculated) = %f", mode_lib->vba.DISPCLK_calculated); 1271 1272 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1273 if (mode_lib->vba.DPPPerPlane[k] == 0) { 1274 mode_lib->vba.DPPCLK_calculated[k] = 0; 1275 } else { 1276 mode_lib->vba.DPPCLK_calculated[k] = mode_lib->vba.DPPCLKUsingSingleDPP[k] 1277 / mode_lib->vba.DPPPerPlane[k] 1278 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100); 1279 } 1280 mode_lib->vba.GlobalDPPCLK = dml_max( 1281 mode_lib->vba.GlobalDPPCLK, 1282 mode_lib->vba.DPPCLK_calculated[k]); 1283 } 1284 mode_lib->vba.GlobalDPPCLK = RoundToDFSGranularityUp( 1285 mode_lib->vba.GlobalDPPCLK, 1286 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 1287 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1288 mode_lib->vba.DPPCLK_calculated[k] = mode_lib->vba.GlobalDPPCLK / 255 1289 * dml_ceil( 1290 mode_lib->vba.DPPCLK_calculated[k] * 255 1291 / mode_lib->vba.GlobalDPPCLK, 1292 1); 1293 DTRACE(" dppclk_mhz[%i] (calculated) = %f", k, mode_lib->vba.DPPCLK_calculated[k]); 1294 } 1295 1296 // Urgent Watermark 1297 mode_lib->vba.DCCEnabledAnyPlane = false; 1298 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) 1299 if (mode_lib->vba.DCCEnable[k]) 1300 mode_lib->vba.DCCEnabledAnyPlane = true; 1301 1302 mode_lib->vba.ReturnBandwidthToDCN = dml_min( 1303 mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLK, 1304 mode_lib->vba.FabricAndDRAMBandwidth * 1000) 1305 * mode_lib->vba.PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly / 100; 1306 1307 mode_lib->vba.ReturnBW = mode_lib->vba.ReturnBandwidthToDCN; 1308 mode_lib->vba.ReturnBW = adjust_ReturnBW( 1309 mode_lib, 1310 mode_lib->vba.ReturnBW, 1311 mode_lib->vba.DCCEnabledAnyPlane, 1312 mode_lib->vba.ReturnBandwidthToDCN); 1313 1314 // Let's do this calculation again?? 1315 mode_lib->vba.ReturnBandwidthToDCN = dml_min( 1316 mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLK, 1317 mode_lib->vba.FabricAndDRAMBandwidth * 1000); 1318 mode_lib->vba.ReturnBW = adjust_ReturnBW( 1319 mode_lib, 1320 mode_lib->vba.ReturnBW, 1321 mode_lib->vba.DCCEnabledAnyPlane, 1322 mode_lib->vba.ReturnBandwidthToDCN); 1323 1324 DTRACE(" dcfclk_mhz = %f", mode_lib->vba.DCFCLK); 1325 DTRACE(" return_bw_to_dcn = %f", mode_lib->vba.ReturnBandwidthToDCN); 1326 DTRACE(" return_bus_bw = %f", mode_lib->vba.ReturnBW); 1327 1328 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1329 bool MainPlaneDoesODMCombine = false; 1330 1331 if (mode_lib->vba.SourceScan[k] == dm_horz) 1332 mode_lib->vba.SwathWidthSingleDPPY[k] = mode_lib->vba.ViewportWidth[k]; 1333 else 1334 mode_lib->vba.SwathWidthSingleDPPY[k] = mode_lib->vba.ViewportHeight[k]; 1335 1336 if (mode_lib->vba.ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) 1337 MainPlaneDoesODMCombine = true; 1338 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) 1339 if (mode_lib->vba.BlendingAndTiming[k] == j 1340 && mode_lib->vba.ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) 1341 MainPlaneDoesODMCombine = true; 1342 1343 if (MainPlaneDoesODMCombine == true) 1344 mode_lib->vba.SwathWidthY[k] = dml_min( 1345 (double) mode_lib->vba.SwathWidthSingleDPPY[k], 1346 dml_round( 1347 mode_lib->vba.HActive[k] / 2.0 1348 * mode_lib->vba.HRatio[k])); 1349 else { 1350 if (mode_lib->vba.DPPPerPlane[k] == 0) { 1351 mode_lib->vba.SwathWidthY[k] = 0; 1352 } else { 1353 mode_lib->vba.SwathWidthY[k] = mode_lib->vba.SwathWidthSingleDPPY[k] 1354 / mode_lib->vba.DPPPerPlane[k]; 1355 } 1356 } 1357 } 1358 1359 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1360 if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { 1361 mode_lib->vba.BytePerPixelDETY[k] = 8; 1362 mode_lib->vba.BytePerPixelDETC[k] = 0; 1363 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32) { 1364 mode_lib->vba.BytePerPixelDETY[k] = 4; 1365 mode_lib->vba.BytePerPixelDETC[k] = 0; 1366 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_16) { 1367 mode_lib->vba.BytePerPixelDETY[k] = 2; 1368 mode_lib->vba.BytePerPixelDETC[k] = 0; 1369 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_8) { 1370 mode_lib->vba.BytePerPixelDETY[k] = 1; 1371 mode_lib->vba.BytePerPixelDETC[k] = 0; 1372 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { 1373 mode_lib->vba.BytePerPixelDETY[k] = 1; 1374 mode_lib->vba.BytePerPixelDETC[k] = 2; 1375 } else { // dm_420_10 1376 mode_lib->vba.BytePerPixelDETY[k] = 4.0 / 3.0; 1377 mode_lib->vba.BytePerPixelDETC[k] = 8.0 / 3.0; 1378 } 1379 } 1380 1381 mode_lib->vba.TotalDataReadBandwidth = 0.0; 1382 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1383 mode_lib->vba.ReadBandwidthPlaneLuma[k] = mode_lib->vba.SwathWidthSingleDPPY[k] 1384 * dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1) 1385 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 1386 * mode_lib->vba.VRatio[k]; 1387 mode_lib->vba.ReadBandwidthPlaneChroma[k] = mode_lib->vba.SwathWidthSingleDPPY[k] 1388 / 2 * dml_ceil(mode_lib->vba.BytePerPixelDETC[k], 2) 1389 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 1390 * mode_lib->vba.VRatio[k] / 2; 1391 DTRACE( 1392 " read_bw[%i] = %fBps", 1393 k, 1394 mode_lib->vba.ReadBandwidthPlaneLuma[k] 1395 + mode_lib->vba.ReadBandwidthPlaneChroma[k]); 1396 mode_lib->vba.TotalDataReadBandwidth += mode_lib->vba.ReadBandwidthPlaneLuma[k] 1397 + mode_lib->vba.ReadBandwidthPlaneChroma[k]; 1398 } 1399 1400 mode_lib->vba.TotalDCCActiveDPP = 0; 1401 mode_lib->vba.TotalActiveDPP = 0; 1402 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1403 mode_lib->vba.TotalActiveDPP = mode_lib->vba.TotalActiveDPP 1404 + mode_lib->vba.DPPPerPlane[k]; 1405 if (mode_lib->vba.DCCEnable[k]) 1406 mode_lib->vba.TotalDCCActiveDPP = mode_lib->vba.TotalDCCActiveDPP 1407 + mode_lib->vba.DPPPerPlane[k]; 1408 } 1409 1410 mode_lib->vba.UrgentRoundTripAndOutOfOrderLatency = 1411 (mode_lib->vba.RoundTripPingLatencyCycles + 32) / mode_lib->vba.DCFCLK 1412 + mode_lib->vba.UrgentOutOfOrderReturnPerChannelPixelDataOnly 1413 * mode_lib->vba.NumberOfChannels 1414 / mode_lib->vba.ReturnBW; 1415 1416 mode_lib->vba.LastPixelOfLineExtraWatermark = 0; 1417 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1418 double DataFabricLineDeliveryTimeLuma, DataFabricLineDeliveryTimeChroma; 1419 1420 if (mode_lib->vba.VRatio[k] <= 1.0) 1421 mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k] = 1422 (double) mode_lib->vba.SwathWidthY[k] 1423 * mode_lib->vba.DPPPerPlane[k] 1424 / mode_lib->vba.HRatio[k] 1425 / mode_lib->vba.PixelClock[k]; 1426 else 1427 mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k] = 1428 (double) mode_lib->vba.SwathWidthY[k] 1429 / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] 1430 / mode_lib->vba.DPPCLK[k]; 1431 1432 DataFabricLineDeliveryTimeLuma = mode_lib->vba.SwathWidthSingleDPPY[k] 1433 * mode_lib->vba.SwathHeightY[k] 1434 * dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1) 1435 / (mode_lib->vba.ReturnBW * mode_lib->vba.ReadBandwidthPlaneLuma[k] 1436 / mode_lib->vba.TotalDataReadBandwidth); 1437 mode_lib->vba.LastPixelOfLineExtraWatermark = dml_max( 1438 mode_lib->vba.LastPixelOfLineExtraWatermark, 1439 DataFabricLineDeliveryTimeLuma 1440 - mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k]); 1441 1442 if (mode_lib->vba.BytePerPixelDETC[k] == 0) 1443 mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k] = 0.0; 1444 else if (mode_lib->vba.VRatio[k] / 2.0 <= 1.0) 1445 mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k] = 1446 mode_lib->vba.SwathWidthY[k] / 2.0 1447 * mode_lib->vba.DPPPerPlane[k] 1448 / (mode_lib->vba.HRatio[k] / 2.0) 1449 / mode_lib->vba.PixelClock[k]; 1450 else 1451 mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k] = 1452 mode_lib->vba.SwathWidthY[k] / 2.0 1453 / mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] 1454 / mode_lib->vba.DPPCLK[k]; 1455 1456 DataFabricLineDeliveryTimeChroma = mode_lib->vba.SwathWidthSingleDPPY[k] / 2.0 1457 * mode_lib->vba.SwathHeightC[k] 1458 * dml_ceil(mode_lib->vba.BytePerPixelDETC[k], 2) 1459 / (mode_lib->vba.ReturnBW 1460 * mode_lib->vba.ReadBandwidthPlaneChroma[k] 1461 / mode_lib->vba.TotalDataReadBandwidth); 1462 mode_lib->vba.LastPixelOfLineExtraWatermark = 1463 dml_max( 1464 mode_lib->vba.LastPixelOfLineExtraWatermark, 1465 DataFabricLineDeliveryTimeChroma 1466 - mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k]); 1467 } 1468 1469 mode_lib->vba.UrgentExtraLatency = mode_lib->vba.UrgentRoundTripAndOutOfOrderLatency 1470 + (mode_lib->vba.TotalActiveDPP * mode_lib->vba.PixelChunkSizeInKByte 1471 + mode_lib->vba.TotalDCCActiveDPP 1472 * mode_lib->vba.MetaChunkSize) * 1024.0 1473 / mode_lib->vba.ReturnBW; 1474 1475 if (mode_lib->vba.GPUVMEnable) 1476 mode_lib->vba.UrgentExtraLatency += mode_lib->vba.TotalActiveDPP 1477 * mode_lib->vba.PTEGroupSize / mode_lib->vba.ReturnBW; 1478 1479 mode_lib->vba.UrgentWatermark = mode_lib->vba.UrgentLatencyPixelDataOnly 1480 + mode_lib->vba.LastPixelOfLineExtraWatermark 1481 + mode_lib->vba.UrgentExtraLatency; 1482 1483 DTRACE(" urgent_extra_latency = %fus", mode_lib->vba.UrgentExtraLatency); 1484 DTRACE(" wm_urgent = %fus", mode_lib->vba.UrgentWatermark); 1485 1486 mode_lib->vba.UrgentLatency = mode_lib->vba.UrgentLatencyPixelDataOnly; 1487 1488 mode_lib->vba.TotalActiveWriteback = 0; 1489 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1490 if (mode_lib->vba.WritebackEnable[k]) 1491 mode_lib->vba.TotalActiveWriteback = mode_lib->vba.TotalActiveWriteback + mode_lib->vba.ActiveWritebacksPerPlane[k]; 1492 } 1493 1494 if (mode_lib->vba.TotalActiveWriteback <= 1) 1495 mode_lib->vba.WritebackUrgentWatermark = mode_lib->vba.WritebackLatency; 1496 else 1497 mode_lib->vba.WritebackUrgentWatermark = mode_lib->vba.WritebackLatency 1498 + mode_lib->vba.WritebackChunkSize * 1024.0 / 32 1499 / mode_lib->vba.SOCCLK; 1500 1501 DTRACE(" wm_wb_urgent = %fus", mode_lib->vba.WritebackUrgentWatermark); 1502 1503 // NB P-State/DRAM Clock Change Watermark 1504 mode_lib->vba.DRAMClockChangeWatermark = mode_lib->vba.DRAMClockChangeLatency 1505 + mode_lib->vba.UrgentWatermark; 1506 1507 DTRACE(" wm_pstate_change = %fus", mode_lib->vba.DRAMClockChangeWatermark); 1508 1509 DTRACE(" calculating wb pstate watermark"); 1510 DTRACE(" total wb outputs %d", mode_lib->vba.TotalActiveWriteback); 1511 DTRACE(" socclk frequency %f Mhz", mode_lib->vba.SOCCLK); 1512 1513 if (mode_lib->vba.TotalActiveWriteback <= 1) 1514 mode_lib->vba.WritebackDRAMClockChangeWatermark = 1515 mode_lib->vba.DRAMClockChangeLatency 1516 + mode_lib->vba.WritebackLatency; 1517 else 1518 mode_lib->vba.WritebackDRAMClockChangeWatermark = 1519 mode_lib->vba.DRAMClockChangeLatency 1520 + mode_lib->vba.WritebackLatency 1521 + mode_lib->vba.WritebackChunkSize * 1024.0 / 32 1522 / mode_lib->vba.SOCCLK; 1523 1524 DTRACE(" wm_wb_pstate %fus", mode_lib->vba.WritebackDRAMClockChangeWatermark); 1525 1526 // Stutter Efficiency 1527 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1528 mode_lib->vba.LinesInDETY[k] = mode_lib->vba.DETBufferSizeY[k] 1529 / mode_lib->vba.BytePerPixelDETY[k] / mode_lib->vba.SwathWidthY[k]; 1530 mode_lib->vba.LinesInDETYRoundedDownToSwath[k] = dml_floor( 1531 mode_lib->vba.LinesInDETY[k], 1532 mode_lib->vba.SwathHeightY[k]); 1533 mode_lib->vba.FullDETBufferingTimeY[k] = 1534 mode_lib->vba.LinesInDETYRoundedDownToSwath[k] 1535 * (mode_lib->vba.HTotal[k] 1536 / mode_lib->vba.PixelClock[k]) 1537 / mode_lib->vba.VRatio[k]; 1538 if (mode_lib->vba.BytePerPixelDETC[k] > 0) { 1539 mode_lib->vba.LinesInDETC[k] = mode_lib->vba.DETBufferSizeC[k] 1540 / mode_lib->vba.BytePerPixelDETC[k] 1541 / (mode_lib->vba.SwathWidthY[k] / 2); 1542 mode_lib->vba.LinesInDETCRoundedDownToSwath[k] = dml_floor( 1543 mode_lib->vba.LinesInDETC[k], 1544 mode_lib->vba.SwathHeightC[k]); 1545 mode_lib->vba.FullDETBufferingTimeC[k] = 1546 mode_lib->vba.LinesInDETCRoundedDownToSwath[k] 1547 * (mode_lib->vba.HTotal[k] 1548 / mode_lib->vba.PixelClock[k]) 1549 / (mode_lib->vba.VRatio[k] / 2); 1550 } else { 1551 mode_lib->vba.LinesInDETC[k] = 0; 1552 mode_lib->vba.LinesInDETCRoundedDownToSwath[k] = 0; 1553 mode_lib->vba.FullDETBufferingTimeC[k] = 999999; 1554 } 1555 } 1556 1557 mode_lib->vba.MinFullDETBufferingTime = 999999.0; 1558 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1559 if (mode_lib->vba.FullDETBufferingTimeY[k] 1560 < mode_lib->vba.MinFullDETBufferingTime) { 1561 mode_lib->vba.MinFullDETBufferingTime = 1562 mode_lib->vba.FullDETBufferingTimeY[k]; 1563 mode_lib->vba.FrameTimeForMinFullDETBufferingTime = 1564 (double) mode_lib->vba.VTotal[k] * mode_lib->vba.HTotal[k] 1565 / mode_lib->vba.PixelClock[k]; 1566 } 1567 if (mode_lib->vba.FullDETBufferingTimeC[k] 1568 < mode_lib->vba.MinFullDETBufferingTime) { 1569 mode_lib->vba.MinFullDETBufferingTime = 1570 mode_lib->vba.FullDETBufferingTimeC[k]; 1571 mode_lib->vba.FrameTimeForMinFullDETBufferingTime = 1572 (double) mode_lib->vba.VTotal[k] * mode_lib->vba.HTotal[k] 1573 / mode_lib->vba.PixelClock[k]; 1574 } 1575 } 1576 1577 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 0.0; 1578 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1579 if (mode_lib->vba.DCCEnable[k]) { 1580 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 1581 mode_lib->vba.AverageReadBandwidthGBytePerSecond 1582 + mode_lib->vba.ReadBandwidthPlaneLuma[k] 1583 / mode_lib->vba.DCCRate[k] 1584 / 1000 1585 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 1586 / mode_lib->vba.DCCRate[k] 1587 / 1000; 1588 } else { 1589 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 1590 mode_lib->vba.AverageReadBandwidthGBytePerSecond 1591 + mode_lib->vba.ReadBandwidthPlaneLuma[k] 1592 / 1000 1593 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 1594 / 1000; 1595 } 1596 if (mode_lib->vba.DCCEnable[k]) { 1597 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 1598 mode_lib->vba.AverageReadBandwidthGBytePerSecond 1599 + mode_lib->vba.ReadBandwidthPlaneLuma[k] 1600 / 1000 / 256 1601 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 1602 / 1000 / 256; 1603 } 1604 if (mode_lib->vba.GPUVMEnable) { 1605 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 1606 mode_lib->vba.AverageReadBandwidthGBytePerSecond 1607 + mode_lib->vba.ReadBandwidthPlaneLuma[k] 1608 / 1000 / 512 1609 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 1610 / 1000 / 512; 1611 } 1612 } 1613 1614 mode_lib->vba.PartOfBurstThatFitsInROB = 1615 dml_min( 1616 mode_lib->vba.MinFullDETBufferingTime 1617 * mode_lib->vba.TotalDataReadBandwidth, 1618 mode_lib->vba.ROBBufferSizeInKByte * 1024 1619 * mode_lib->vba.TotalDataReadBandwidth 1620 / (mode_lib->vba.AverageReadBandwidthGBytePerSecond 1621 * 1000)); 1622 mode_lib->vba.StutterBurstTime = mode_lib->vba.PartOfBurstThatFitsInROB 1623 * (mode_lib->vba.AverageReadBandwidthGBytePerSecond * 1000) 1624 / mode_lib->vba.TotalDataReadBandwidth / mode_lib->vba.ReturnBW 1625 + (mode_lib->vba.MinFullDETBufferingTime 1626 * mode_lib->vba.TotalDataReadBandwidth 1627 - mode_lib->vba.PartOfBurstThatFitsInROB) 1628 / (mode_lib->vba.DCFCLK * 64); 1629 if (mode_lib->vba.TotalActiveWriteback == 0) { 1630 mode_lib->vba.StutterEfficiencyNotIncludingVBlank = (1 1631 - (mode_lib->vba.SRExitTime + mode_lib->vba.StutterBurstTime) 1632 / mode_lib->vba.MinFullDETBufferingTime) * 100; 1633 } else { 1634 mode_lib->vba.StutterEfficiencyNotIncludingVBlank = 0; 1635 } 1636 1637 mode_lib->vba.SmallestVBlank = 999999; 1638 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1639 if (mode_lib->vba.SynchronizedVBlank || mode_lib->vba.NumberOfActivePlanes == 1) { 1640 mode_lib->vba.VBlankTime = (double) (mode_lib->vba.VTotal[k] 1641 - mode_lib->vba.VActive[k]) * mode_lib->vba.HTotal[k] 1642 / mode_lib->vba.PixelClock[k]; 1643 } else { 1644 mode_lib->vba.VBlankTime = 0; 1645 } 1646 mode_lib->vba.SmallestVBlank = dml_min( 1647 mode_lib->vba.SmallestVBlank, 1648 mode_lib->vba.VBlankTime); 1649 } 1650 1651 mode_lib->vba.StutterEfficiency = (mode_lib->vba.StutterEfficiencyNotIncludingVBlank / 100 1652 * (mode_lib->vba.FrameTimeForMinFullDETBufferingTime 1653 - mode_lib->vba.SmallestVBlank) 1654 + mode_lib->vba.SmallestVBlank) 1655 / mode_lib->vba.FrameTimeForMinFullDETBufferingTime * 100; 1656 1657 // dml_ml->vba.DCFCLK Deep Sleep 1658 mode_lib->vba.DCFCLKDeepSleep = 8.0; 1659 1660 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; k++) { 1661 if (mode_lib->vba.BytePerPixelDETC[k] > 0) { 1662 mode_lib->vba.DCFCLKDeepSleepPerPlane[k] = 1663 dml_max( 1664 1.1 * mode_lib->vba.SwathWidthY[k] 1665 * dml_ceil( 1666 mode_lib->vba.BytePerPixelDETY[k], 1667 1) / 32 1668 / mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k], 1669 1.1 * mode_lib->vba.SwathWidthY[k] / 2.0 1670 * dml_ceil( 1671 mode_lib->vba.BytePerPixelDETC[k], 1672 2) / 32 1673 / mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k]); 1674 } else 1675 mode_lib->vba.DCFCLKDeepSleepPerPlane[k] = 1.1 * mode_lib->vba.SwathWidthY[k] 1676 * dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1) / 64.0 1677 / mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k]; 1678 mode_lib->vba.DCFCLKDeepSleepPerPlane[k] = dml_max( 1679 mode_lib->vba.DCFCLKDeepSleepPerPlane[k], 1680 mode_lib->vba.PixelClock[k] / 16.0); 1681 mode_lib->vba.DCFCLKDeepSleep = dml_max( 1682 mode_lib->vba.DCFCLKDeepSleep, 1683 mode_lib->vba.DCFCLKDeepSleepPerPlane[k]); 1684 1685 DTRACE( 1686 " dcfclk_deepsleep_per_plane[%i] = %fMHz", 1687 k, 1688 mode_lib->vba.DCFCLKDeepSleepPerPlane[k]); 1689 } 1690 1691 DTRACE(" dcfclk_deepsleep_mhz = %fMHz", mode_lib->vba.DCFCLKDeepSleep); 1692 1693 // Stutter Watermark 1694 mode_lib->vba.StutterExitWatermark = mode_lib->vba.SRExitTime 1695 + mode_lib->vba.LastPixelOfLineExtraWatermark 1696 + mode_lib->vba.UrgentExtraLatency + 10 / mode_lib->vba.DCFCLKDeepSleep; 1697 mode_lib->vba.StutterEnterPlusExitWatermark = mode_lib->vba.SREnterPlusExitTime 1698 + mode_lib->vba.LastPixelOfLineExtraWatermark 1699 + mode_lib->vba.UrgentExtraLatency; 1700 1701 DTRACE(" wm_cstate_exit = %fus", mode_lib->vba.StutterExitWatermark); 1702 DTRACE(" wm_cstate_enter_exit = %fus", mode_lib->vba.StutterEnterPlusExitWatermark); 1703 1704 // Urgent Latency Supported 1705 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1706 mode_lib->vba.EffectiveDETPlusLBLinesLuma = 1707 dml_floor( 1708 mode_lib->vba.LinesInDETY[k] 1709 + dml_min( 1710 mode_lib->vba.LinesInDETY[k] 1711 * mode_lib->vba.DPPCLK[k] 1712 * mode_lib->vba.BytePerPixelDETY[k] 1713 * mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] 1714 / (mode_lib->vba.ReturnBW 1715 / mode_lib->vba.DPPPerPlane[k]), 1716 (double) mode_lib->vba.EffectiveLBLatencyHidingSourceLinesLuma), 1717 mode_lib->vba.SwathHeightY[k]); 1718 1719 mode_lib->vba.UrgentLatencySupportUsLuma = mode_lib->vba.EffectiveDETPlusLBLinesLuma 1720 * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 1721 / mode_lib->vba.VRatio[k] 1722 - mode_lib->vba.EffectiveDETPlusLBLinesLuma 1723 * mode_lib->vba.SwathWidthY[k] 1724 * mode_lib->vba.BytePerPixelDETY[k] 1725 / (mode_lib->vba.ReturnBW 1726 / mode_lib->vba.DPPPerPlane[k]); 1727 1728 if (mode_lib->vba.BytePerPixelDETC[k] > 0) { 1729 mode_lib->vba.EffectiveDETPlusLBLinesChroma = 1730 dml_floor( 1731 mode_lib->vba.LinesInDETC[k] 1732 + dml_min( 1733 mode_lib->vba.LinesInDETC[k] 1734 * mode_lib->vba.DPPCLK[k] 1735 * mode_lib->vba.BytePerPixelDETC[k] 1736 * mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] 1737 / (mode_lib->vba.ReturnBW 1738 / mode_lib->vba.DPPPerPlane[k]), 1739 (double) mode_lib->vba.EffectiveLBLatencyHidingSourceLinesChroma), 1740 mode_lib->vba.SwathHeightC[k]); 1741 mode_lib->vba.UrgentLatencySupportUsChroma = 1742 mode_lib->vba.EffectiveDETPlusLBLinesChroma 1743 * (mode_lib->vba.HTotal[k] 1744 / mode_lib->vba.PixelClock[k]) 1745 / (mode_lib->vba.VRatio[k] / 2) 1746 - mode_lib->vba.EffectiveDETPlusLBLinesChroma 1747 * (mode_lib->vba.SwathWidthY[k] 1748 / 2) 1749 * mode_lib->vba.BytePerPixelDETC[k] 1750 / (mode_lib->vba.ReturnBW 1751 / mode_lib->vba.DPPPerPlane[k]); 1752 mode_lib->vba.UrgentLatencySupportUs[k] = dml_min( 1753 mode_lib->vba.UrgentLatencySupportUsLuma, 1754 mode_lib->vba.UrgentLatencySupportUsChroma); 1755 } else { 1756 mode_lib->vba.UrgentLatencySupportUs[k] = 1757 mode_lib->vba.UrgentLatencySupportUsLuma; 1758 } 1759 } 1760 1761 mode_lib->vba.MinUrgentLatencySupportUs = 999999; 1762 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1763 mode_lib->vba.MinUrgentLatencySupportUs = dml_min( 1764 mode_lib->vba.MinUrgentLatencySupportUs, 1765 mode_lib->vba.UrgentLatencySupportUs[k]); 1766 } 1767 1768 // Non-Urgent Latency Tolerance 1769 mode_lib->vba.NonUrgentLatencyTolerance = mode_lib->vba.MinUrgentLatencySupportUs 1770 - mode_lib->vba.UrgentWatermark; 1771 1772 // DSCCLK 1773 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1774 if ((mode_lib->vba.BlendingAndTiming[k] != k) || !mode_lib->vba.DSCEnabled[k]) { 1775 mode_lib->vba.DSCCLK_calculated[k] = 0.0; 1776 } else { 1777 if (mode_lib->vba.OutputFormat[k] == dm_420 1778 || mode_lib->vba.OutputFormat[k] == dm_n422) 1779 mode_lib->vba.DSCFormatFactor = 2; 1780 else 1781 mode_lib->vba.DSCFormatFactor = 1; 1782 if (mode_lib->vba.ODMCombineEnabled[k]) 1783 mode_lib->vba.DSCCLK_calculated[k] = 1784 mode_lib->vba.PixelClockBackEnd[k] / 6 1785 / mode_lib->vba.DSCFormatFactor 1786 / (1 1787 - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1788 / 100); 1789 else 1790 mode_lib->vba.DSCCLK_calculated[k] = 1791 mode_lib->vba.PixelClockBackEnd[k] / 3 1792 / mode_lib->vba.DSCFormatFactor 1793 / (1 1794 - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1795 / 100); 1796 } 1797 } 1798 1799 // DSC Delay 1800 // TODO 1801 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1802 double bpp = mode_lib->vba.OutputBpp[k]; 1803 unsigned int slices = mode_lib->vba.NumberOfDSCSlices[k]; 1804 1805 if (mode_lib->vba.DSCEnabled[k] && bpp != 0) { 1806 if (!mode_lib->vba.ODMCombineEnabled[k]) { 1807 mode_lib->vba.DSCDelay[k] = 1808 dscceComputeDelay( 1809 mode_lib->vba.DSCInputBitPerComponent[k], 1810 bpp, 1811 dml_ceil( 1812 (double) mode_lib->vba.HActive[k] 1813 / mode_lib->vba.NumberOfDSCSlices[k], 1814 1), 1815 slices, 1816 mode_lib->vba.OutputFormat[k]) 1817 + dscComputeDelay( 1818 mode_lib->vba.OutputFormat[k]); 1819 } else { 1820 mode_lib->vba.DSCDelay[k] = 1821 2 1822 * (dscceComputeDelay( 1823 mode_lib->vba.DSCInputBitPerComponent[k], 1824 bpp, 1825 dml_ceil( 1826 (double) mode_lib->vba.HActive[k] 1827 / mode_lib->vba.NumberOfDSCSlices[k], 1828 1), 1829 slices / 2.0, 1830 mode_lib->vba.OutputFormat[k]) 1831 + dscComputeDelay( 1832 mode_lib->vba.OutputFormat[k])); 1833 } 1834 mode_lib->vba.DSCDelay[k] = mode_lib->vba.DSCDelay[k] 1835 * mode_lib->vba.PixelClock[k] 1836 / mode_lib->vba.PixelClockBackEnd[k]; 1837 } else { 1838 mode_lib->vba.DSCDelay[k] = 0; 1839 } 1840 } 1841 1842 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) 1843 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) // NumberOfPlanes 1844 if (j != k && mode_lib->vba.BlendingAndTiming[k] == j 1845 && mode_lib->vba.DSCEnabled[j]) 1846 mode_lib->vba.DSCDelay[k] = mode_lib->vba.DSCDelay[j]; 1847 1848 // Prefetch 1849 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1850 unsigned int PDEAndMetaPTEBytesFrameY; 1851 unsigned int PixelPTEBytesPerRowY; 1852 unsigned int MetaRowByteY; 1853 unsigned int MetaRowByteC; 1854 unsigned int PDEAndMetaPTEBytesFrameC; 1855 unsigned int PixelPTEBytesPerRowC; 1856 1857 Calculate256BBlockSizes( 1858 mode_lib->vba.SourcePixelFormat[k], 1859 mode_lib->vba.SurfaceTiling[k], 1860 dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1), 1861 dml_ceil(mode_lib->vba.BytePerPixelDETC[k], 2), 1862 &mode_lib->vba.BlockHeight256BytesY[k], 1863 &mode_lib->vba.BlockHeight256BytesC[k], 1864 &mode_lib->vba.BlockWidth256BytesY[k], 1865 &mode_lib->vba.BlockWidth256BytesC[k]); 1866 PDEAndMetaPTEBytesFrameY = CalculateVMAndRowBytes( 1867 mode_lib, 1868 mode_lib->vba.DCCEnable[k], 1869 mode_lib->vba.BlockHeight256BytesY[k], 1870 mode_lib->vba.BlockWidth256BytesY[k], 1871 mode_lib->vba.SourcePixelFormat[k], 1872 mode_lib->vba.SurfaceTiling[k], 1873 dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1), 1874 mode_lib->vba.SourceScan[k], 1875 mode_lib->vba.ViewportWidth[k], 1876 mode_lib->vba.ViewportHeight[k], 1877 mode_lib->vba.SwathWidthY[k], 1878 mode_lib->vba.GPUVMEnable, 1879 mode_lib->vba.VMMPageSize, 1880 mode_lib->vba.PTEBufferSizeInRequestsLuma, 1881 mode_lib->vba.PDEProcessingBufIn64KBReqs, 1882 mode_lib->vba.PitchY[k], 1883 mode_lib->vba.DCCMetaPitchY[k], 1884 &mode_lib->vba.MacroTileWidthY[k], 1885 &MetaRowByteY, 1886 &PixelPTEBytesPerRowY, 1887 &mode_lib->vba.PTEBufferSizeNotExceeded[mode_lib->vba.VoltageLevel][0], 1888 &mode_lib->vba.dpte_row_height[k], 1889 &mode_lib->vba.meta_row_height[k]); 1890 mode_lib->vba.PrefetchSourceLinesY[k] = CalculatePrefetchSourceLines( 1891 mode_lib, 1892 mode_lib->vba.VRatio[k], 1893 mode_lib->vba.vtaps[k], 1894 mode_lib->vba.Interlace[k], 1895 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 1896 mode_lib->vba.SwathHeightY[k], 1897 mode_lib->vba.ViewportYStartY[k], 1898 &mode_lib->vba.VInitPreFillY[k], 1899 &mode_lib->vba.MaxNumSwathY[k]); 1900 1901 if ((mode_lib->vba.SourcePixelFormat[k] != dm_444_64 1902 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 1903 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 1904 && mode_lib->vba.SourcePixelFormat[k] != dm_444_8)) { 1905 PDEAndMetaPTEBytesFrameC = 1906 CalculateVMAndRowBytes( 1907 mode_lib, 1908 mode_lib->vba.DCCEnable[k], 1909 mode_lib->vba.BlockHeight256BytesC[k], 1910 mode_lib->vba.BlockWidth256BytesC[k], 1911 mode_lib->vba.SourcePixelFormat[k], 1912 mode_lib->vba.SurfaceTiling[k], 1913 dml_ceil( 1914 mode_lib->vba.BytePerPixelDETC[k], 1915 2), 1916 mode_lib->vba.SourceScan[k], 1917 mode_lib->vba.ViewportWidth[k] / 2, 1918 mode_lib->vba.ViewportHeight[k] / 2, 1919 mode_lib->vba.SwathWidthY[k] / 2, 1920 mode_lib->vba.GPUVMEnable, 1921 mode_lib->vba.VMMPageSize, 1922 mode_lib->vba.PTEBufferSizeInRequestsLuma, 1923 mode_lib->vba.PDEProcessingBufIn64KBReqs, 1924 mode_lib->vba.PitchC[k], 1925 0, 1926 &mode_lib->vba.MacroTileWidthC[k], 1927 &MetaRowByteC, 1928 &PixelPTEBytesPerRowC, 1929 &mode_lib->vba.PTEBufferSizeNotExceeded[mode_lib->vba.VoltageLevel][0], 1930 &mode_lib->vba.dpte_row_height_chroma[k], 1931 &mode_lib->vba.meta_row_height_chroma[k]); 1932 mode_lib->vba.PrefetchSourceLinesC[k] = CalculatePrefetchSourceLines( 1933 mode_lib, 1934 mode_lib->vba.VRatio[k] / 2, 1935 mode_lib->vba.VTAPsChroma[k], 1936 mode_lib->vba.Interlace[k], 1937 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 1938 mode_lib->vba.SwathHeightC[k], 1939 mode_lib->vba.ViewportYStartC[k], 1940 &mode_lib->vba.VInitPreFillC[k], 1941 &mode_lib->vba.MaxNumSwathC[k]); 1942 } else { 1943 PixelPTEBytesPerRowC = 0; 1944 PDEAndMetaPTEBytesFrameC = 0; 1945 MetaRowByteC = 0; 1946 mode_lib->vba.MaxNumSwathC[k] = 0; 1947 mode_lib->vba.PrefetchSourceLinesC[k] = 0; 1948 } 1949 1950 mode_lib->vba.PixelPTEBytesPerRow[k] = PixelPTEBytesPerRowY + PixelPTEBytesPerRowC; 1951 mode_lib->vba.PDEAndMetaPTEBytesFrame[k] = PDEAndMetaPTEBytesFrameY 1952 + PDEAndMetaPTEBytesFrameC; 1953 mode_lib->vba.MetaRowByte[k] = MetaRowByteY + MetaRowByteC; 1954 1955 CalculateActiveRowBandwidth( 1956 mode_lib->vba.GPUVMEnable, 1957 mode_lib->vba.SourcePixelFormat[k], 1958 mode_lib->vba.VRatio[k], 1959 mode_lib->vba.DCCEnable[k], 1960 mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], 1961 MetaRowByteY, 1962 MetaRowByteC, 1963 mode_lib->vba.meta_row_height[k], 1964 mode_lib->vba.meta_row_height_chroma[k], 1965 PixelPTEBytesPerRowY, 1966 PixelPTEBytesPerRowC, 1967 mode_lib->vba.dpte_row_height[k], 1968 mode_lib->vba.dpte_row_height_chroma[k], 1969 &mode_lib->vba.meta_row_bw[k], 1970 &mode_lib->vba.dpte_row_bw[k], 1971 &mode_lib->vba.qual_row_bw[k]); 1972 } 1973 1974 mode_lib->vba.TCalc = 24.0 / mode_lib->vba.DCFCLKDeepSleep; 1975 1976 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1977 if (mode_lib->vba.BlendingAndTiming[k] == k) { 1978 if (mode_lib->vba.WritebackEnable[k] == true) { 1979 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = 1980 mode_lib->vba.WritebackLatency 1981 + CalculateWriteBackDelay( 1982 mode_lib->vba.WritebackPixelFormat[k], 1983 mode_lib->vba.WritebackHRatio[k], 1984 mode_lib->vba.WritebackVRatio[k], 1985 mode_lib->vba.WritebackLumaHTaps[k], 1986 mode_lib->vba.WritebackLumaVTaps[k], 1987 mode_lib->vba.WritebackChromaHTaps[k], 1988 mode_lib->vba.WritebackChromaVTaps[k], 1989 mode_lib->vba.WritebackDestinationWidth[k]) 1990 / mode_lib->vba.DISPCLK; 1991 } else 1992 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = 0; 1993 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) { 1994 if (mode_lib->vba.BlendingAndTiming[j] == k 1995 && mode_lib->vba.WritebackEnable[j] == true) { 1996 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = 1997 dml_max( 1998 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k], 1999 mode_lib->vba.WritebackLatency 2000 + CalculateWriteBackDelay( 2001 mode_lib->vba.WritebackPixelFormat[j], 2002 mode_lib->vba.WritebackHRatio[j], 2003 mode_lib->vba.WritebackVRatio[j], 2004 mode_lib->vba.WritebackLumaHTaps[j], 2005 mode_lib->vba.WritebackLumaVTaps[j], 2006 mode_lib->vba.WritebackChromaHTaps[j], 2007 mode_lib->vba.WritebackChromaVTaps[j], 2008 mode_lib->vba.WritebackDestinationWidth[j]) 2009 / mode_lib->vba.DISPCLK); 2010 } 2011 } 2012 } 2013 } 2014 2015 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) 2016 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) 2017 if (mode_lib->vba.BlendingAndTiming[k] == j) 2018 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = 2019 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][j]; 2020 2021 mode_lib->vba.VStartupLines = 13; 2022 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2023 mode_lib->vba.MaxVStartupLines[k] = 2024 mode_lib->vba.VTotal[k] - mode_lib->vba.VActive[k] 2025 - dml_max( 2026 1.0, 2027 dml_ceil( 2028 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] 2029 / (mode_lib->vba.HTotal[k] 2030 / mode_lib->vba.PixelClock[k]), 2031 1)); 2032 } 2033 2034 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) 2035 mode_lib->vba.MaximumMaxVStartupLines = dml_max( 2036 mode_lib->vba.MaximumMaxVStartupLines, 2037 mode_lib->vba.MaxVStartupLines[k]); 2038 2039 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2040 mode_lib->vba.cursor_bw[k] = 0.0; 2041 for (j = 0; j < mode_lib->vba.NumberOfCursors[k]; ++j) 2042 mode_lib->vba.cursor_bw[k] += mode_lib->vba.CursorWidth[k][j] 2043 * mode_lib->vba.CursorBPP[k][j] / 8.0 2044 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 2045 * mode_lib->vba.VRatio[k]; 2046 } 2047 2048 do { 2049 double MaxTotalRDBandwidth = 0; 2050 bool DestinationLineTimesForPrefetchLessThan2 = false; 2051 bool VRatioPrefetchMoreThan4 = false; 2052 bool prefetch_vm_bw_valid = true; 2053 bool prefetch_row_bw_valid = true; 2054 double TWait = CalculateTWait( 2055 mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb], 2056 mode_lib->vba.DRAMClockChangeLatency, 2057 mode_lib->vba.UrgentLatencyPixelDataOnly, 2058 mode_lib->vba.SREnterPlusExitTime); 2059 2060 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2061 if (mode_lib->vba.XFCEnabled[k] == true) { 2062 mode_lib->vba.XFCRemoteSurfaceFlipDelay = 2063 CalculateRemoteSurfaceFlipDelay( 2064 mode_lib, 2065 mode_lib->vba.VRatio[k], 2066 mode_lib->vba.SwathWidthY[k], 2067 dml_ceil( 2068 mode_lib->vba.BytePerPixelDETY[k], 2069 1), 2070 mode_lib->vba.HTotal[k] 2071 / mode_lib->vba.PixelClock[k], 2072 mode_lib->vba.XFCTSlvVupdateOffset, 2073 mode_lib->vba.XFCTSlvVupdateWidth, 2074 mode_lib->vba.XFCTSlvVreadyOffset, 2075 mode_lib->vba.XFCXBUFLatencyTolerance, 2076 mode_lib->vba.XFCFillBWOverhead, 2077 mode_lib->vba.XFCSlvChunkSize, 2078 mode_lib->vba.XFCBusTransportTime, 2079 mode_lib->vba.TCalc, 2080 TWait, 2081 &mode_lib->vba.SrcActiveDrainRate, 2082 &mode_lib->vba.TInitXFill, 2083 &mode_lib->vba.TslvChk); 2084 } else { 2085 mode_lib->vba.XFCRemoteSurfaceFlipDelay = 0; 2086 } 2087 mode_lib->vba.ErrorResult[k] = 2088 CalculatePrefetchSchedule( 2089 mode_lib, 2090 mode_lib->vba.DPPCLK[k], 2091 mode_lib->vba.DISPCLK, 2092 mode_lib->vba.PixelClock[k], 2093 mode_lib->vba.DCFCLKDeepSleep, 2094 mode_lib->vba.DSCDelay[k], 2095 mode_lib->vba.DPPPerPlane[k], 2096 mode_lib->vba.ScalerEnabled[k], 2097 mode_lib->vba.NumberOfCursors[k], 2098 mode_lib->vba.DPPCLKDelaySubtotal, 2099 mode_lib->vba.DPPCLKDelaySCL, 2100 mode_lib->vba.DPPCLKDelaySCLLBOnly, 2101 mode_lib->vba.DPPCLKDelayCNVCFormater, 2102 mode_lib->vba.DPPCLKDelayCNVCCursor, 2103 mode_lib->vba.DISPCLKDelaySubtotal, 2104 (unsigned int) (mode_lib->vba.SwathWidthY[k] 2105 / mode_lib->vba.HRatio[k]), 2106 mode_lib->vba.OutputFormat[k], 2107 mode_lib->vba.VTotal[k] 2108 - mode_lib->vba.VActive[k], 2109 mode_lib->vba.HTotal[k], 2110 mode_lib->vba.MaxInterDCNTileRepeaters, 2111 dml_min( 2112 mode_lib->vba.VStartupLines, 2113 mode_lib->vba.MaxVStartupLines[k]), 2114 mode_lib->vba.GPUVMMaxPageTableLevels, 2115 mode_lib->vba.GPUVMEnable, 2116 mode_lib->vba.DynamicMetadataEnable[k], 2117 mode_lib->vba.DynamicMetadataLinesBeforeActiveRequired[k], 2118 mode_lib->vba.DynamicMetadataTransmittedBytes[k], 2119 mode_lib->vba.DCCEnable[k], 2120 mode_lib->vba.UrgentLatencyPixelDataOnly, 2121 mode_lib->vba.UrgentExtraLatency, 2122 mode_lib->vba.TCalc, 2123 mode_lib->vba.PDEAndMetaPTEBytesFrame[k], 2124 mode_lib->vba.MetaRowByte[k], 2125 mode_lib->vba.PixelPTEBytesPerRow[k], 2126 mode_lib->vba.PrefetchSourceLinesY[k], 2127 mode_lib->vba.SwathWidthY[k], 2128 mode_lib->vba.BytePerPixelDETY[k], 2129 mode_lib->vba.VInitPreFillY[k], 2130 mode_lib->vba.MaxNumSwathY[k], 2131 mode_lib->vba.PrefetchSourceLinesC[k], 2132 mode_lib->vba.BytePerPixelDETC[k], 2133 mode_lib->vba.VInitPreFillC[k], 2134 mode_lib->vba.MaxNumSwathC[k], 2135 mode_lib->vba.SwathHeightY[k], 2136 mode_lib->vba.SwathHeightC[k], 2137 TWait, 2138 mode_lib->vba.XFCEnabled[k], 2139 mode_lib->vba.XFCRemoteSurfaceFlipDelay, 2140 mode_lib->vba.Interlace[k], 2141 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 2142 &mode_lib->vba.DSTXAfterScaler[k], 2143 &mode_lib->vba.DSTYAfterScaler[k], 2144 &mode_lib->vba.DestinationLinesForPrefetch[k], 2145 &mode_lib->vba.PrefetchBandwidth[k], 2146 &mode_lib->vba.DestinationLinesToRequestVMInVBlank[k], 2147 &mode_lib->vba.DestinationLinesToRequestRowInVBlank[k], 2148 &mode_lib->vba.VRatioPrefetchY[k], 2149 &mode_lib->vba.VRatioPrefetchC[k], 2150 &mode_lib->vba.RequiredPrefetchPixDataBWLuma[k], 2151 &mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, 2152 &mode_lib->vba.Tno_bw[k], 2153 &mode_lib->vba.VUpdateOffsetPix[k], 2154 &mode_lib->vba.VUpdateWidthPix[k], 2155 &mode_lib->vba.VReadyOffsetPix[k]); 2156 if (mode_lib->vba.BlendingAndTiming[k] == k) { 2157 mode_lib->vba.VStartup[k] = dml_min( 2158 mode_lib->vba.VStartupLines, 2159 mode_lib->vba.MaxVStartupLines[k]); 2160 if (mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata 2161 != 0) { 2162 mode_lib->vba.VStartup[k] = 2163 mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata; 2164 } 2165 } else { 2166 mode_lib->vba.VStartup[k] = 2167 dml_min( 2168 mode_lib->vba.VStartupLines, 2169 mode_lib->vba.MaxVStartupLines[mode_lib->vba.BlendingAndTiming[k]]); 2170 } 2171 } 2172 2173 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2174 2175 if (mode_lib->vba.PDEAndMetaPTEBytesFrame[k] == 0) 2176 mode_lib->vba.prefetch_vm_bw[k] = 0; 2177 else if (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] > 0) { 2178 mode_lib->vba.prefetch_vm_bw[k] = 2179 (double) mode_lib->vba.PDEAndMetaPTEBytesFrame[k] 2180 / (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] 2181 * mode_lib->vba.HTotal[k] 2182 / mode_lib->vba.PixelClock[k]); 2183 } else { 2184 mode_lib->vba.prefetch_vm_bw[k] = 0; 2185 prefetch_vm_bw_valid = false; 2186 } 2187 if (mode_lib->vba.MetaRowByte[k] + mode_lib->vba.PixelPTEBytesPerRow[k] 2188 == 0) 2189 mode_lib->vba.prefetch_row_bw[k] = 0; 2190 else if (mode_lib->vba.DestinationLinesToRequestRowInVBlank[k] > 0) { 2191 mode_lib->vba.prefetch_row_bw[k] = 2192 (double) (mode_lib->vba.MetaRowByte[k] 2193 + mode_lib->vba.PixelPTEBytesPerRow[k]) 2194 / (mode_lib->vba.DestinationLinesToRequestRowInVBlank[k] 2195 * mode_lib->vba.HTotal[k] 2196 / mode_lib->vba.PixelClock[k]); 2197 } else { 2198 mode_lib->vba.prefetch_row_bw[k] = 0; 2199 prefetch_row_bw_valid = false; 2200 } 2201 2202 MaxTotalRDBandwidth = 2203 MaxTotalRDBandwidth + mode_lib->vba.cursor_bw[k] 2204 + dml_max( 2205 mode_lib->vba.prefetch_vm_bw[k], 2206 dml_max( 2207 mode_lib->vba.prefetch_row_bw[k], 2208 dml_max( 2209 mode_lib->vba.ReadBandwidthPlaneLuma[k] 2210 + mode_lib->vba.ReadBandwidthPlaneChroma[k], 2211 mode_lib->vba.RequiredPrefetchPixDataBWLuma[k]) 2212 + mode_lib->vba.meta_row_bw[k] 2213 + mode_lib->vba.dpte_row_bw[k])); 2214 2215 if (mode_lib->vba.DestinationLinesForPrefetch[k] < 2) 2216 DestinationLineTimesForPrefetchLessThan2 = true; 2217 if (mode_lib->vba.VRatioPrefetchY[k] > 4 2218 || mode_lib->vba.VRatioPrefetchC[k] > 4) 2219 VRatioPrefetchMoreThan4 = true; 2220 } 2221 2222 if (MaxTotalRDBandwidth <= mode_lib->vba.ReturnBW && prefetch_vm_bw_valid 2223 && prefetch_row_bw_valid && !VRatioPrefetchMoreThan4 2224 && !DestinationLineTimesForPrefetchLessThan2) 2225 mode_lib->vba.PrefetchModeSupported = true; 2226 else { 2227 mode_lib->vba.PrefetchModeSupported = false; 2228 dml_print( 2229 "DML: CalculatePrefetchSchedule ***failed***. Bandwidth violation. Results are NOT valid\n"); 2230 } 2231 2232 if (mode_lib->vba.PrefetchModeSupported == true) { 2233 double final_flip_bw[DC__NUM_DPP__MAX]; 2234 unsigned int ImmediateFlipBytes[DC__NUM_DPP__MAX]; 2235 double total_dcn_read_bw_with_flip = 0; 2236 2237 mode_lib->vba.BandwidthAvailableForImmediateFlip = mode_lib->vba.ReturnBW; 2238 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2239 mode_lib->vba.BandwidthAvailableForImmediateFlip = 2240 mode_lib->vba.BandwidthAvailableForImmediateFlip 2241 - mode_lib->vba.cursor_bw[k] 2242 - dml_max( 2243 mode_lib->vba.ReadBandwidthPlaneLuma[k] 2244 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 2245 + mode_lib->vba.qual_row_bw[k], 2246 mode_lib->vba.PrefetchBandwidth[k]); 2247 } 2248 2249 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2250 ImmediateFlipBytes[k] = 0; 2251 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 2252 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 2253 ImmediateFlipBytes[k] = 2254 mode_lib->vba.PDEAndMetaPTEBytesFrame[k] 2255 + mode_lib->vba.MetaRowByte[k] 2256 + mode_lib->vba.PixelPTEBytesPerRow[k]; 2257 } 2258 } 2259 mode_lib->vba.TotImmediateFlipBytes = 0; 2260 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2261 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 2262 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 2263 mode_lib->vba.TotImmediateFlipBytes = 2264 mode_lib->vba.TotImmediateFlipBytes 2265 + ImmediateFlipBytes[k]; 2266 } 2267 } 2268 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2269 CalculateFlipSchedule( 2270 mode_lib, 2271 mode_lib->vba.UrgentExtraLatency, 2272 mode_lib->vba.UrgentLatencyPixelDataOnly, 2273 mode_lib->vba.GPUVMMaxPageTableLevels, 2274 mode_lib->vba.GPUVMEnable, 2275 mode_lib->vba.BandwidthAvailableForImmediateFlip, 2276 mode_lib->vba.TotImmediateFlipBytes, 2277 mode_lib->vba.SourcePixelFormat[k], 2278 ImmediateFlipBytes[k], 2279 mode_lib->vba.HTotal[k] 2280 / mode_lib->vba.PixelClock[k], 2281 mode_lib->vba.VRatio[k], 2282 mode_lib->vba.Tno_bw[k], 2283 mode_lib->vba.PDEAndMetaPTEBytesFrame[k], 2284 mode_lib->vba.MetaRowByte[k], 2285 mode_lib->vba.PixelPTEBytesPerRow[k], 2286 mode_lib->vba.DCCEnable[k], 2287 mode_lib->vba.dpte_row_height[k], 2288 mode_lib->vba.meta_row_height[k], 2289 mode_lib->vba.qual_row_bw[k], 2290 &mode_lib->vba.DestinationLinesToRequestVMInImmediateFlip[k], 2291 &mode_lib->vba.DestinationLinesToRequestRowInImmediateFlip[k], 2292 &final_flip_bw[k], 2293 &mode_lib->vba.ImmediateFlipSupportedForPipe[k]); 2294 } 2295 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2296 total_dcn_read_bw_with_flip = 2297 total_dcn_read_bw_with_flip 2298 + mode_lib->vba.cursor_bw[k] 2299 + dml_max( 2300 mode_lib->vba.prefetch_vm_bw[k], 2301 dml_max( 2302 mode_lib->vba.prefetch_row_bw[k], 2303 final_flip_bw[k] 2304 + dml_max( 2305 mode_lib->vba.ReadBandwidthPlaneLuma[k] 2306 + mode_lib->vba.ReadBandwidthPlaneChroma[k], 2307 mode_lib->vba.RequiredPrefetchPixDataBWLuma[k]))); 2308 } 2309 mode_lib->vba.ImmediateFlipSupported = true; 2310 if (total_dcn_read_bw_with_flip > mode_lib->vba.ReturnBW) { 2311 mode_lib->vba.ImmediateFlipSupported = false; 2312 } 2313 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2314 if (mode_lib->vba.ImmediateFlipSupportedForPipe[k] == false) { 2315 mode_lib->vba.ImmediateFlipSupported = false; 2316 } 2317 } 2318 } else { 2319 mode_lib->vba.ImmediateFlipSupported = false; 2320 } 2321 2322 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2323 if (mode_lib->vba.ErrorResult[k]) { 2324 mode_lib->vba.PrefetchModeSupported = false; 2325 dml_print( 2326 "DML: CalculatePrefetchSchedule ***failed***. Prefetch schedule violation. Results are NOT valid\n"); 2327 } 2328 } 2329 2330 mode_lib->vba.VStartupLines = mode_lib->vba.VStartupLines + 1; 2331 } while (!((mode_lib->vba.PrefetchModeSupported 2332 && (!mode_lib->vba.ImmediateFlipSupport 2333 || mode_lib->vba.ImmediateFlipSupported)) 2334 || mode_lib->vba.MaximumMaxVStartupLines < mode_lib->vba.VStartupLines)); 2335 2336 //Display Pipeline Delivery Time in Prefetch 2337 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2338 if (mode_lib->vba.VRatioPrefetchY[k] <= 1) { 2339 mode_lib->vba.DisplayPipeLineDeliveryTimeLumaPrefetch[k] = 2340 mode_lib->vba.SwathWidthY[k] * mode_lib->vba.DPPPerPlane[k] 2341 / mode_lib->vba.HRatio[k] 2342 / mode_lib->vba.PixelClock[k]; 2343 } else { 2344 mode_lib->vba.DisplayPipeLineDeliveryTimeLumaPrefetch[k] = 2345 mode_lib->vba.SwathWidthY[k] 2346 / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] 2347 / mode_lib->vba.DPPCLK[k]; 2348 } 2349 if (mode_lib->vba.BytePerPixelDETC[k] == 0) { 2350 mode_lib->vba.DisplayPipeLineDeliveryTimeChromaPrefetch[k] = 0; 2351 } else { 2352 if (mode_lib->vba.VRatioPrefetchC[k] <= 1) { 2353 mode_lib->vba.DisplayPipeLineDeliveryTimeChromaPrefetch[k] = 2354 mode_lib->vba.SwathWidthY[k] 2355 * mode_lib->vba.DPPPerPlane[k] 2356 / mode_lib->vba.HRatio[k] 2357 / mode_lib->vba.PixelClock[k]; 2358 } else { 2359 mode_lib->vba.DisplayPipeLineDeliveryTimeChromaPrefetch[k] = 2360 mode_lib->vba.SwathWidthY[k] 2361 / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] 2362 / mode_lib->vba.DPPCLK[k]; 2363 } 2364 } 2365 } 2366 2367 // Min TTUVBlank 2368 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2369 if (mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb] == 0) { 2370 mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k] = true; 2371 mode_lib->vba.AllowDRAMSelfRefreshDuringVBlank[k] = true; 2372 mode_lib->vba.MinTTUVBlank[k] = dml_max( 2373 mode_lib->vba.DRAMClockChangeWatermark, 2374 dml_max( 2375 mode_lib->vba.StutterEnterPlusExitWatermark, 2376 mode_lib->vba.UrgentWatermark)); 2377 } else if (mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb] == 1) { 2378 mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k] = false; 2379 mode_lib->vba.AllowDRAMSelfRefreshDuringVBlank[k] = true; 2380 mode_lib->vba.MinTTUVBlank[k] = dml_max( 2381 mode_lib->vba.StutterEnterPlusExitWatermark, 2382 mode_lib->vba.UrgentWatermark); 2383 } else { 2384 mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k] = false; 2385 mode_lib->vba.AllowDRAMSelfRefreshDuringVBlank[k] = false; 2386 mode_lib->vba.MinTTUVBlank[k] = mode_lib->vba.UrgentWatermark; 2387 } 2388 if (!mode_lib->vba.DynamicMetadataEnable[k]) 2389 mode_lib->vba.MinTTUVBlank[k] = mode_lib->vba.TCalc 2390 + mode_lib->vba.MinTTUVBlank[k]; 2391 } 2392 2393 // DCC Configuration 2394 mode_lib->vba.ActiveDPPs = 0; 2395 // NB P-State/DRAM Clock Change Support 2396 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2397 mode_lib->vba.ActiveDPPs = mode_lib->vba.ActiveDPPs + mode_lib->vba.DPPPerPlane[k]; 2398 } 2399 2400 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2401 double EffectiveLBLatencyHidingY; 2402 double EffectiveLBLatencyHidingC; 2403 double DPPOutputBufferLinesY; 2404 double DPPOutputBufferLinesC; 2405 double DPPOPPBufferingY; 2406 double MaxDETBufferingTimeY; 2407 double ActiveDRAMClockChangeLatencyMarginY; 2408 2409 mode_lib->vba.LBLatencyHidingSourceLinesY = 2410 dml_min( 2411 mode_lib->vba.MaxLineBufferLines, 2412 (unsigned int) dml_floor( 2413 (double) mode_lib->vba.LineBufferSize 2414 / mode_lib->vba.LBBitPerPixel[k] 2415 / (mode_lib->vba.SwathWidthY[k] 2416 / dml_max( 2417 mode_lib->vba.HRatio[k], 2418 1.0)), 2419 1)) - (mode_lib->vba.vtaps[k] - 1); 2420 2421 mode_lib->vba.LBLatencyHidingSourceLinesC = 2422 dml_min( 2423 mode_lib->vba.MaxLineBufferLines, 2424 (unsigned int) dml_floor( 2425 (double) mode_lib->vba.LineBufferSize 2426 / mode_lib->vba.LBBitPerPixel[k] 2427 / (mode_lib->vba.SwathWidthY[k] 2428 / 2.0 2429 / dml_max( 2430 mode_lib->vba.HRatio[k] 2431 / 2, 2432 1.0)), 2433 1)) 2434 - (mode_lib->vba.VTAPsChroma[k] - 1); 2435 2436 EffectiveLBLatencyHidingY = mode_lib->vba.LBLatencyHidingSourceLinesY 2437 / mode_lib->vba.VRatio[k] 2438 * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]); 2439 2440 EffectiveLBLatencyHidingC = mode_lib->vba.LBLatencyHidingSourceLinesC 2441 / (mode_lib->vba.VRatio[k] / 2) 2442 * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]); 2443 2444 if (mode_lib->vba.SwathWidthY[k] > 2 * mode_lib->vba.DPPOutputBufferPixels) { 2445 DPPOutputBufferLinesY = mode_lib->vba.DPPOutputBufferPixels 2446 / mode_lib->vba.SwathWidthY[k]; 2447 } else if (mode_lib->vba.SwathWidthY[k] > mode_lib->vba.DPPOutputBufferPixels) { 2448 DPPOutputBufferLinesY = 0.5; 2449 } else { 2450 DPPOutputBufferLinesY = 1; 2451 } 2452 2453 if (mode_lib->vba.SwathWidthY[k] / 2 > 2 * mode_lib->vba.DPPOutputBufferPixels) { 2454 DPPOutputBufferLinesC = mode_lib->vba.DPPOutputBufferPixels 2455 / (mode_lib->vba.SwathWidthY[k] / 2); 2456 } else if (mode_lib->vba.SwathWidthY[k] / 2 > mode_lib->vba.DPPOutputBufferPixels) { 2457 DPPOutputBufferLinesC = 0.5; 2458 } else { 2459 DPPOutputBufferLinesC = 1; 2460 } 2461 2462 DPPOPPBufferingY = (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 2463 * (DPPOutputBufferLinesY + mode_lib->vba.OPPOutputBufferLines); 2464 MaxDETBufferingTimeY = mode_lib->vba.FullDETBufferingTimeY[k] 2465 + (mode_lib->vba.LinesInDETY[k] 2466 - mode_lib->vba.LinesInDETYRoundedDownToSwath[k]) 2467 / mode_lib->vba.SwathHeightY[k] 2468 * (mode_lib->vba.HTotal[k] 2469 / mode_lib->vba.PixelClock[k]); 2470 2471 ActiveDRAMClockChangeLatencyMarginY = DPPOPPBufferingY + EffectiveLBLatencyHidingY 2472 + MaxDETBufferingTimeY - mode_lib->vba.DRAMClockChangeWatermark; 2473 2474 if (mode_lib->vba.ActiveDPPs > 1) { 2475 ActiveDRAMClockChangeLatencyMarginY = 2476 ActiveDRAMClockChangeLatencyMarginY 2477 - (1 - 1 / (mode_lib->vba.ActiveDPPs - 1)) 2478 * mode_lib->vba.SwathHeightY[k] 2479 * (mode_lib->vba.HTotal[k] 2480 / mode_lib->vba.PixelClock[k]); 2481 } 2482 2483 if (mode_lib->vba.BytePerPixelDETC[k] > 0) { 2484 double DPPOPPBufferingC = (mode_lib->vba.HTotal[k] 2485 / mode_lib->vba.PixelClock[k]) 2486 * (DPPOutputBufferLinesC 2487 + mode_lib->vba.OPPOutputBufferLines); 2488 double MaxDETBufferingTimeC = 2489 mode_lib->vba.FullDETBufferingTimeC[k] 2490 + (mode_lib->vba.LinesInDETC[k] 2491 - mode_lib->vba.LinesInDETCRoundedDownToSwath[k]) 2492 / mode_lib->vba.SwathHeightC[k] 2493 * (mode_lib->vba.HTotal[k] 2494 / mode_lib->vba.PixelClock[k]); 2495 double ActiveDRAMClockChangeLatencyMarginC = DPPOPPBufferingC 2496 + EffectiveLBLatencyHidingC + MaxDETBufferingTimeC 2497 - mode_lib->vba.DRAMClockChangeWatermark; 2498 2499 if (mode_lib->vba.ActiveDPPs > 1) { 2500 ActiveDRAMClockChangeLatencyMarginC = 2501 ActiveDRAMClockChangeLatencyMarginC 2502 - (1 2503 - 1 2504 / (mode_lib->vba.ActiveDPPs 2505 - 1)) 2506 * mode_lib->vba.SwathHeightC[k] 2507 * (mode_lib->vba.HTotal[k] 2508 / mode_lib->vba.PixelClock[k]); 2509 } 2510 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = dml_min( 2511 ActiveDRAMClockChangeLatencyMarginY, 2512 ActiveDRAMClockChangeLatencyMarginC); 2513 } else { 2514 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = 2515 ActiveDRAMClockChangeLatencyMarginY; 2516 } 2517 2518 if (mode_lib->vba.WritebackEnable[k]) { 2519 double WritebackDRAMClockChangeLatencyMargin; 2520 2521 if (mode_lib->vba.WritebackPixelFormat[k] == dm_444_32) { 2522 WritebackDRAMClockChangeLatencyMargin = 2523 (double) (mode_lib->vba.WritebackInterfaceLumaBufferSize 2524 + mode_lib->vba.WritebackInterfaceChromaBufferSize) 2525 / (mode_lib->vba.WritebackDestinationWidth[k] 2526 * mode_lib->vba.WritebackDestinationHeight[k] 2527 / (mode_lib->vba.WritebackSourceHeight[k] 2528 * mode_lib->vba.HTotal[k] 2529 / mode_lib->vba.PixelClock[k]) 2530 * 4) 2531 - mode_lib->vba.WritebackDRAMClockChangeWatermark; 2532 } else if (mode_lib->vba.WritebackPixelFormat[k] == dm_420_10) { 2533 WritebackDRAMClockChangeLatencyMargin = 2534 dml_min( 2535 (double) mode_lib->vba.WritebackInterfaceLumaBufferSize 2536 * 8.0 / 10, 2537 2.0 2538 * mode_lib->vba.WritebackInterfaceChromaBufferSize 2539 * 8 / 10) 2540 / (mode_lib->vba.WritebackDestinationWidth[k] 2541 * mode_lib->vba.WritebackDestinationHeight[k] 2542 / (mode_lib->vba.WritebackSourceHeight[k] 2543 * mode_lib->vba.HTotal[k] 2544 / mode_lib->vba.PixelClock[k])) 2545 - mode_lib->vba.WritebackDRAMClockChangeWatermark; 2546 } else { 2547 WritebackDRAMClockChangeLatencyMargin = 2548 dml_min( 2549 (double) mode_lib->vba.WritebackInterfaceLumaBufferSize, 2550 2.0 2551 * mode_lib->vba.WritebackInterfaceChromaBufferSize) 2552 / (mode_lib->vba.WritebackDestinationWidth[k] 2553 * mode_lib->vba.WritebackDestinationHeight[k] 2554 / (mode_lib->vba.WritebackSourceHeight[k] 2555 * mode_lib->vba.HTotal[k] 2556 / mode_lib->vba.PixelClock[k])) 2557 - mode_lib->vba.WritebackDRAMClockChangeWatermark; 2558 } 2559 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = dml_min( 2560 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k], 2561 WritebackDRAMClockChangeLatencyMargin); 2562 } 2563 } 2564 2565 mode_lib->vba.MinActiveDRAMClockChangeMargin = 999999; 2566 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2567 if (mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] 2568 < mode_lib->vba.MinActiveDRAMClockChangeMargin) { 2569 mode_lib->vba.MinActiveDRAMClockChangeMargin = 2570 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k]; 2571 } 2572 } 2573 2574 mode_lib->vba.MinActiveDRAMClockChangeLatencySupported = 2575 mode_lib->vba.MinActiveDRAMClockChangeMargin 2576 + mode_lib->vba.DRAMClockChangeLatency; 2577 2578 if (mode_lib->vba.DRAMClockChangeSupportsVActive && 2579 mode_lib->vba.MinActiveDRAMClockChangeMargin > 60) { 2580 mode_lib->vba.DRAMClockChangeWatermark += 25; 2581 mode_lib->vba.DRAMClockChangeSupport[0][0] = dm_dram_clock_change_vactive; 2582 } else { 2583 if (mode_lib->vba.SynchronizedVBlank || mode_lib->vba.NumberOfActivePlanes == 1) { 2584 mode_lib->vba.DRAMClockChangeSupport[0][0] = dm_dram_clock_change_vblank; 2585 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2586 if (!mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k]) { 2587 mode_lib->vba.DRAMClockChangeSupport[0][0] = 2588 dm_dram_clock_change_unsupported; 2589 } 2590 } 2591 } else { 2592 mode_lib->vba.DRAMClockChangeSupport[0][0] = dm_dram_clock_change_unsupported; 2593 } 2594 } 2595 for (k = 0; k <= mode_lib->vba.soc.num_states; k++) 2596 for (j = 0; j < 2; j++) 2597 mode_lib->vba.DRAMClockChangeSupport[k][j] = mode_lib->vba.DRAMClockChangeSupport[0][0]; 2598 2599 //XFC Parameters: 2600 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2601 if (mode_lib->vba.XFCEnabled[k] == true) { 2602 double TWait; 2603 2604 mode_lib->vba.XFCSlaveVUpdateOffset[k] = mode_lib->vba.XFCTSlvVupdateOffset; 2605 mode_lib->vba.XFCSlaveVupdateWidth[k] = mode_lib->vba.XFCTSlvVupdateWidth; 2606 mode_lib->vba.XFCSlaveVReadyOffset[k] = mode_lib->vba.XFCTSlvVreadyOffset; 2607 TWait = CalculateTWait( 2608 mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb], 2609 mode_lib->vba.DRAMClockChangeLatency, 2610 mode_lib->vba.UrgentLatencyPixelDataOnly, 2611 mode_lib->vba.SREnterPlusExitTime); 2612 mode_lib->vba.XFCRemoteSurfaceFlipDelay = CalculateRemoteSurfaceFlipDelay( 2613 mode_lib, 2614 mode_lib->vba.VRatio[k], 2615 mode_lib->vba.SwathWidthY[k], 2616 dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1), 2617 mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], 2618 mode_lib->vba.XFCTSlvVupdateOffset, 2619 mode_lib->vba.XFCTSlvVupdateWidth, 2620 mode_lib->vba.XFCTSlvVreadyOffset, 2621 mode_lib->vba.XFCXBUFLatencyTolerance, 2622 mode_lib->vba.XFCFillBWOverhead, 2623 mode_lib->vba.XFCSlvChunkSize, 2624 mode_lib->vba.XFCBusTransportTime, 2625 mode_lib->vba.TCalc, 2626 TWait, 2627 &mode_lib->vba.SrcActiveDrainRate, 2628 &mode_lib->vba.TInitXFill, 2629 &mode_lib->vba.TslvChk); 2630 mode_lib->vba.XFCRemoteSurfaceFlipLatency[k] = 2631 dml_floor( 2632 mode_lib->vba.XFCRemoteSurfaceFlipDelay 2633 / (mode_lib->vba.HTotal[k] 2634 / mode_lib->vba.PixelClock[k]), 2635 1); 2636 mode_lib->vba.XFCTransferDelay[k] = 2637 dml_ceil( 2638 mode_lib->vba.XFCBusTransportTime 2639 / (mode_lib->vba.HTotal[k] 2640 / mode_lib->vba.PixelClock[k]), 2641 1); 2642 mode_lib->vba.XFCPrechargeDelay[k] = 2643 dml_ceil( 2644 (mode_lib->vba.XFCBusTransportTime 2645 + mode_lib->vba.TInitXFill 2646 + mode_lib->vba.TslvChk) 2647 / (mode_lib->vba.HTotal[k] 2648 / mode_lib->vba.PixelClock[k]), 2649 1); 2650 mode_lib->vba.InitFillLevel = mode_lib->vba.XFCXBUFLatencyTolerance 2651 * mode_lib->vba.SrcActiveDrainRate; 2652 mode_lib->vba.FinalFillMargin = 2653 (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] 2654 + mode_lib->vba.DestinationLinesToRequestRowInVBlank[k]) 2655 * mode_lib->vba.HTotal[k] 2656 / mode_lib->vba.PixelClock[k] 2657 * mode_lib->vba.SrcActiveDrainRate 2658 + mode_lib->vba.XFCFillConstant; 2659 mode_lib->vba.FinalFillLevel = mode_lib->vba.XFCRemoteSurfaceFlipDelay 2660 * mode_lib->vba.SrcActiveDrainRate 2661 + mode_lib->vba.FinalFillMargin; 2662 mode_lib->vba.RemainingFillLevel = dml_max( 2663 0.0, 2664 mode_lib->vba.FinalFillLevel - mode_lib->vba.InitFillLevel); 2665 mode_lib->vba.TFinalxFill = mode_lib->vba.RemainingFillLevel 2666 / (mode_lib->vba.SrcActiveDrainRate 2667 * mode_lib->vba.XFCFillBWOverhead / 100); 2668 mode_lib->vba.XFCPrefetchMargin[k] = 2669 mode_lib->vba.XFCRemoteSurfaceFlipDelay 2670 + mode_lib->vba.TFinalxFill 2671 + (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] 2672 + mode_lib->vba.DestinationLinesToRequestRowInVBlank[k]) 2673 * mode_lib->vba.HTotal[k] 2674 / mode_lib->vba.PixelClock[k]; 2675 } else { 2676 mode_lib->vba.XFCSlaveVUpdateOffset[k] = 0; 2677 mode_lib->vba.XFCSlaveVupdateWidth[k] = 0; 2678 mode_lib->vba.XFCSlaveVReadyOffset[k] = 0; 2679 mode_lib->vba.XFCRemoteSurfaceFlipLatency[k] = 0; 2680 mode_lib->vba.XFCPrechargeDelay[k] = 0; 2681 mode_lib->vba.XFCTransferDelay[k] = 0; 2682 mode_lib->vba.XFCPrefetchMargin[k] = 0; 2683 } 2684 } 2685 { 2686 unsigned int VStartupMargin = 0; 2687 bool FirstMainPlane = true; 2688 2689 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2690 if (mode_lib->vba.BlendingAndTiming[k] == k) { 2691 unsigned int Margin = (mode_lib->vba.MaxVStartupLines[k] - mode_lib->vba.VStartup[k]) 2692 * mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]; 2693 2694 if (FirstMainPlane) { 2695 VStartupMargin = Margin; 2696 FirstMainPlane = false; 2697 } else 2698 VStartupMargin = dml_min(VStartupMargin, Margin); 2699 } 2700 2701 if (mode_lib->vba.UseMaximumVStartup) { 2702 if (mode_lib->vba.VTotal_Max[k] == mode_lib->vba.VTotal[k]) { 2703 //only use max vstart if it is not drr or lateflip. 2704 mode_lib->vba.VStartup[k] = mode_lib->vba.MaxVStartupLines[mode_lib->vba.BlendingAndTiming[k]]; 2705 } 2706 } 2707 } 2708} 2709} 2710 2711static void dml20_DisplayPipeConfiguration(struct display_mode_lib *mode_lib) 2712{ 2713 double BytePerPixDETY; 2714 double BytePerPixDETC; 2715 double Read256BytesBlockHeightY; 2716 double Read256BytesBlockHeightC; 2717 double Read256BytesBlockWidthY; 2718 double Read256BytesBlockWidthC; 2719 double MaximumSwathHeightY; 2720 double MaximumSwathHeightC; 2721 double MinimumSwathHeightY; 2722 double MinimumSwathHeightC; 2723 double SwathWidth; 2724 double SwathWidthGranularityY; 2725 double SwathWidthGranularityC; 2726 double RoundedUpMaxSwathSizeBytesY; 2727 double RoundedUpMaxSwathSizeBytesC; 2728 unsigned int j, k; 2729 2730 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2731 bool MainPlaneDoesODMCombine = false; 2732 2733 if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { 2734 BytePerPixDETY = 8; 2735 BytePerPixDETC = 0; 2736 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32) { 2737 BytePerPixDETY = 4; 2738 BytePerPixDETC = 0; 2739 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_16) { 2740 BytePerPixDETY = 2; 2741 BytePerPixDETC = 0; 2742 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_8) { 2743 BytePerPixDETY = 1; 2744 BytePerPixDETC = 0; 2745 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { 2746 BytePerPixDETY = 1; 2747 BytePerPixDETC = 2; 2748 } else { 2749 BytePerPixDETY = 4.0 / 3.0; 2750 BytePerPixDETC = 8.0 / 3.0; 2751 } 2752 2753 if ((mode_lib->vba.SourcePixelFormat[k] == dm_444_64 2754 || mode_lib->vba.SourcePixelFormat[k] == dm_444_32 2755 || mode_lib->vba.SourcePixelFormat[k] == dm_444_16 2756 || mode_lib->vba.SourcePixelFormat[k] == dm_444_8)) { 2757 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 2758 Read256BytesBlockHeightY = 1; 2759 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { 2760 Read256BytesBlockHeightY = 4; 2761 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32 2762 || mode_lib->vba.SourcePixelFormat[k] == dm_444_16) { 2763 Read256BytesBlockHeightY = 8; 2764 } else { 2765 Read256BytesBlockHeightY = 16; 2766 } 2767 Read256BytesBlockWidthY = 256 / dml_ceil(BytePerPixDETY, 1) 2768 / Read256BytesBlockHeightY; 2769 Read256BytesBlockHeightC = 0; 2770 Read256BytesBlockWidthC = 0; 2771 } else { 2772 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 2773 Read256BytesBlockHeightY = 1; 2774 Read256BytesBlockHeightC = 1; 2775 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { 2776 Read256BytesBlockHeightY = 16; 2777 Read256BytesBlockHeightC = 8; 2778 } else { 2779 Read256BytesBlockHeightY = 8; 2780 Read256BytesBlockHeightC = 8; 2781 } 2782 Read256BytesBlockWidthY = 256 / dml_ceil(BytePerPixDETY, 1) 2783 / Read256BytesBlockHeightY; 2784 Read256BytesBlockWidthC = 256 / dml_ceil(BytePerPixDETC, 2) 2785 / Read256BytesBlockHeightC; 2786 } 2787 2788 if (mode_lib->vba.SourceScan[k] == dm_horz) { 2789 MaximumSwathHeightY = Read256BytesBlockHeightY; 2790 MaximumSwathHeightC = Read256BytesBlockHeightC; 2791 } else { 2792 MaximumSwathHeightY = Read256BytesBlockWidthY; 2793 MaximumSwathHeightC = Read256BytesBlockWidthC; 2794 } 2795 2796 if ((mode_lib->vba.SourcePixelFormat[k] == dm_444_64 2797 || mode_lib->vba.SourcePixelFormat[k] == dm_444_32 2798 || mode_lib->vba.SourcePixelFormat[k] == dm_444_16 2799 || mode_lib->vba.SourcePixelFormat[k] == dm_444_8)) { 2800 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear 2801 || (mode_lib->vba.SourcePixelFormat[k] == dm_444_64 2802 && (mode_lib->vba.SurfaceTiling[k] 2803 == dm_sw_4kb_s 2804 || mode_lib->vba.SurfaceTiling[k] 2805 == dm_sw_4kb_s_x 2806 || mode_lib->vba.SurfaceTiling[k] 2807 == dm_sw_64kb_s 2808 || mode_lib->vba.SurfaceTiling[k] 2809 == dm_sw_64kb_s_t 2810 || mode_lib->vba.SurfaceTiling[k] 2811 == dm_sw_64kb_s_x 2812 || mode_lib->vba.SurfaceTiling[k] 2813 == dm_sw_var_s 2814 || mode_lib->vba.SurfaceTiling[k] 2815 == dm_sw_var_s_x) 2816 && mode_lib->vba.SourceScan[k] == dm_horz)) { 2817 MinimumSwathHeightY = MaximumSwathHeightY; 2818 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_8 2819 && mode_lib->vba.SourceScan[k] != dm_horz) { 2820 MinimumSwathHeightY = MaximumSwathHeightY; 2821 } else { 2822 MinimumSwathHeightY = MaximumSwathHeightY / 2.0; 2823 } 2824 MinimumSwathHeightC = MaximumSwathHeightC; 2825 } else { 2826 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 2827 MinimumSwathHeightY = MaximumSwathHeightY; 2828 MinimumSwathHeightC = MaximumSwathHeightC; 2829 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8 2830 && mode_lib->vba.SourceScan[k] == dm_horz) { 2831 MinimumSwathHeightY = MaximumSwathHeightY / 2.0; 2832 MinimumSwathHeightC = MaximumSwathHeightC; 2833 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10 2834 && mode_lib->vba.SourceScan[k] == dm_horz) { 2835 MinimumSwathHeightC = MaximumSwathHeightC / 2.0; 2836 MinimumSwathHeightY = MaximumSwathHeightY; 2837 } else { 2838 MinimumSwathHeightY = MaximumSwathHeightY; 2839 MinimumSwathHeightC = MaximumSwathHeightC; 2840 } 2841 } 2842 2843 if (mode_lib->vba.SourceScan[k] == dm_horz) { 2844 SwathWidth = mode_lib->vba.ViewportWidth[k]; 2845 } else { 2846 SwathWidth = mode_lib->vba.ViewportHeight[k]; 2847 } 2848 2849 if (mode_lib->vba.ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) { 2850 MainPlaneDoesODMCombine = true; 2851 } 2852 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) { 2853 if (mode_lib->vba.BlendingAndTiming[k] == j 2854 && mode_lib->vba.ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) { 2855 MainPlaneDoesODMCombine = true; 2856 } 2857 } 2858 2859 if (MainPlaneDoesODMCombine == true) { 2860 SwathWidth = dml_min( 2861 SwathWidth, 2862 mode_lib->vba.HActive[k] / 2.0 * mode_lib->vba.HRatio[k]); 2863 } else { 2864 if (mode_lib->vba.DPPPerPlane[k] == 0) 2865 SwathWidth = 0; 2866 else 2867 SwathWidth = SwathWidth / mode_lib->vba.DPPPerPlane[k]; 2868 } 2869 2870 SwathWidthGranularityY = 256 / dml_ceil(BytePerPixDETY, 1) / MaximumSwathHeightY; 2871 RoundedUpMaxSwathSizeBytesY = (dml_ceil( 2872 (double) (SwathWidth - 1), 2873 SwathWidthGranularityY) + SwathWidthGranularityY) * BytePerPixDETY 2874 * MaximumSwathHeightY; 2875 if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10) { 2876 RoundedUpMaxSwathSizeBytesY = dml_ceil(RoundedUpMaxSwathSizeBytesY, 256) 2877 + 256; 2878 } 2879 if (MaximumSwathHeightC > 0) { 2880 SwathWidthGranularityC = 256.0 / dml_ceil(BytePerPixDETC, 2) 2881 / MaximumSwathHeightC; 2882 RoundedUpMaxSwathSizeBytesC = (dml_ceil( 2883 (double) (SwathWidth / 2.0 - 1), 2884 SwathWidthGranularityC) + SwathWidthGranularityC) 2885 * BytePerPixDETC * MaximumSwathHeightC; 2886 if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10) { 2887 RoundedUpMaxSwathSizeBytesC = dml_ceil( 2888 RoundedUpMaxSwathSizeBytesC, 2889 256) + 256; 2890 } 2891 } else 2892 RoundedUpMaxSwathSizeBytesC = 0.0; 2893 2894 if (RoundedUpMaxSwathSizeBytesY + RoundedUpMaxSwathSizeBytesC 2895 <= mode_lib->vba.DETBufferSizeInKByte[0] * 1024.0 / 2.0) { 2896 mode_lib->vba.SwathHeightY[k] = MaximumSwathHeightY; 2897 mode_lib->vba.SwathHeightC[k] = MaximumSwathHeightC; 2898 } else { 2899 mode_lib->vba.SwathHeightY[k] = MinimumSwathHeightY; 2900 mode_lib->vba.SwathHeightC[k] = MinimumSwathHeightC; 2901 } 2902 2903 if (mode_lib->vba.SwathHeightC[k] == 0) { 2904 mode_lib->vba.DETBufferSizeY[k] = mode_lib->vba.DETBufferSizeInKByte[0] * 1024; 2905 mode_lib->vba.DETBufferSizeC[k] = 0; 2906 } else if (mode_lib->vba.SwathHeightY[k] <= mode_lib->vba.SwathHeightC[k]) { 2907 mode_lib->vba.DETBufferSizeY[k] = mode_lib->vba.DETBufferSizeInKByte[0] 2908 * 1024.0 / 2; 2909 mode_lib->vba.DETBufferSizeC[k] = mode_lib->vba.DETBufferSizeInKByte[0] 2910 * 1024.0 / 2; 2911 } else { 2912 mode_lib->vba.DETBufferSizeY[k] = mode_lib->vba.DETBufferSizeInKByte[0] 2913 * 1024.0 * 2 / 3; 2914 mode_lib->vba.DETBufferSizeC[k] = mode_lib->vba.DETBufferSizeInKByte[0] 2915 * 1024.0 / 3; 2916 } 2917 } 2918} 2919 2920static double CalculateTWait( 2921 unsigned int PrefetchMode, 2922 double DRAMClockChangeLatency, 2923 double UrgentLatencyPixelDataOnly, 2924 double SREnterPlusExitTime) 2925{ 2926 if (PrefetchMode == 0) { 2927 return dml_max( 2928 DRAMClockChangeLatency + UrgentLatencyPixelDataOnly, 2929 dml_max(SREnterPlusExitTime, UrgentLatencyPixelDataOnly)); 2930 } else if (PrefetchMode == 1) { 2931 return dml_max(SREnterPlusExitTime, UrgentLatencyPixelDataOnly); 2932 } else { 2933 return UrgentLatencyPixelDataOnly; 2934 } 2935} 2936 2937static double CalculateRemoteSurfaceFlipDelay( 2938 struct display_mode_lib *mode_lib, 2939 double VRatio, 2940 double SwathWidth, 2941 double Bpp, 2942 double LineTime, 2943 double XFCTSlvVupdateOffset, 2944 double XFCTSlvVupdateWidth, 2945 double XFCTSlvVreadyOffset, 2946 double XFCXBUFLatencyTolerance, 2947 double XFCFillBWOverhead, 2948 double XFCSlvChunkSize, 2949 double XFCBusTransportTime, 2950 double TCalc, 2951 double TWait, 2952 double *SrcActiveDrainRate, 2953 double *TInitXFill, 2954 double *TslvChk) 2955{ 2956 double TSlvSetup, AvgfillRate, result; 2957 2958 *SrcActiveDrainRate = VRatio * SwathWidth * Bpp / LineTime; 2959 TSlvSetup = XFCTSlvVupdateOffset + XFCTSlvVupdateWidth + XFCTSlvVreadyOffset; 2960 *TInitXFill = XFCXBUFLatencyTolerance / (1 + XFCFillBWOverhead / 100); 2961 AvgfillRate = *SrcActiveDrainRate * (1 + XFCFillBWOverhead / 100); 2962 *TslvChk = XFCSlvChunkSize / AvgfillRate; 2963 dml_print( 2964 "DML::CalculateRemoteSurfaceFlipDelay: SrcActiveDrainRate: %f\n", 2965 *SrcActiveDrainRate); 2966 dml_print("DML::CalculateRemoteSurfaceFlipDelay: TSlvSetup: %f\n", TSlvSetup); 2967 dml_print("DML::CalculateRemoteSurfaceFlipDelay: TInitXFill: %f\n", *TInitXFill); 2968 dml_print("DML::CalculateRemoteSurfaceFlipDelay: AvgfillRate: %f\n", AvgfillRate); 2969 dml_print("DML::CalculateRemoteSurfaceFlipDelay: TslvChk: %f\n", *TslvChk); 2970 result = 2 * XFCBusTransportTime + TSlvSetup + TCalc + TWait + *TslvChk + *TInitXFill; // TODO: This doesn't seem to match programming guide 2971 dml_print("DML::CalculateRemoteSurfaceFlipDelay: RemoteSurfaceFlipDelay: %f\n", result); 2972 return result; 2973} 2974 2975static double CalculateWriteBackDelay( 2976 enum source_format_class WritebackPixelFormat, 2977 double WritebackHRatio, 2978 double WritebackVRatio, 2979 unsigned int WritebackLumaHTaps, 2980 unsigned int WritebackLumaVTaps, 2981 unsigned int WritebackChromaHTaps, 2982 unsigned int WritebackChromaVTaps, 2983 unsigned int WritebackDestinationWidth) 2984{ 2985 double CalculateWriteBackDelay = 2986 dml_max( 2987 dml_ceil(WritebackLumaHTaps / 4.0, 1) / WritebackHRatio, 2988 WritebackLumaVTaps * dml_ceil(1.0 / WritebackVRatio, 1) 2989 * dml_ceil( 2990 WritebackDestinationWidth 2991 / 4.0, 2992 1) 2993 + dml_ceil(1.0 / WritebackVRatio, 1) 2994 * (dml_ceil( 2995 WritebackLumaVTaps 2996 / 4.0, 2997 1) + 4)); 2998 2999 if (WritebackPixelFormat != dm_444_32) { 3000 CalculateWriteBackDelay = 3001 dml_max( 3002 CalculateWriteBackDelay, 3003 dml_max( 3004 dml_ceil( 3005 WritebackChromaHTaps 3006 / 2.0, 3007 1) 3008 / (2 3009 * WritebackHRatio), 3010 WritebackChromaVTaps 3011 * dml_ceil( 3012 1 3013 / (2 3014 * WritebackVRatio), 3015 1) 3016 * dml_ceil( 3017 WritebackDestinationWidth 3018 / 2.0 3019 / 2.0, 3020 1) 3021 + dml_ceil( 3022 1 3023 / (2 3024 * WritebackVRatio), 3025 1) 3026 * (dml_ceil( 3027 WritebackChromaVTaps 3028 / 4.0, 3029 1) 3030 + 4))); 3031 } 3032 return CalculateWriteBackDelay; 3033} 3034 3035static void CalculateActiveRowBandwidth( 3036 bool GPUVMEnable, 3037 enum source_format_class SourcePixelFormat, 3038 double VRatio, 3039 bool DCCEnable, 3040 double LineTime, 3041 unsigned int MetaRowByteLuma, 3042 unsigned int MetaRowByteChroma, 3043 unsigned int meta_row_height_luma, 3044 unsigned int meta_row_height_chroma, 3045 unsigned int PixelPTEBytesPerRowLuma, 3046 unsigned int PixelPTEBytesPerRowChroma, 3047 unsigned int dpte_row_height_luma, 3048 unsigned int dpte_row_height_chroma, 3049 double *meta_row_bw, 3050 double *dpte_row_bw, 3051 double *qual_row_bw) 3052{ 3053 if (DCCEnable != true) { 3054 *meta_row_bw = 0; 3055 } else if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) { 3056 *meta_row_bw = VRatio * MetaRowByteLuma / (meta_row_height_luma * LineTime) 3057 + VRatio / 2 * MetaRowByteChroma 3058 / (meta_row_height_chroma * LineTime); 3059 } else { 3060 *meta_row_bw = VRatio * MetaRowByteLuma / (meta_row_height_luma * LineTime); 3061 } 3062 3063 if (GPUVMEnable != true) { 3064 *dpte_row_bw = 0; 3065 } else if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) { 3066 *dpte_row_bw = VRatio * PixelPTEBytesPerRowLuma / (dpte_row_height_luma * LineTime) 3067 + VRatio / 2 * PixelPTEBytesPerRowChroma 3068 / (dpte_row_height_chroma * LineTime); 3069 } else { 3070 *dpte_row_bw = VRatio * PixelPTEBytesPerRowLuma / (dpte_row_height_luma * LineTime); 3071 } 3072 3073 if ((SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10)) { 3074 *qual_row_bw = *meta_row_bw + *dpte_row_bw; 3075 } else { 3076 *qual_row_bw = 0; 3077 } 3078} 3079 3080static void CalculateFlipSchedule( 3081 struct display_mode_lib *mode_lib, 3082 double UrgentExtraLatency, 3083 double UrgentLatencyPixelDataOnly, 3084 unsigned int GPUVMMaxPageTableLevels, 3085 bool GPUVMEnable, 3086 double BandwidthAvailableForImmediateFlip, 3087 unsigned int TotImmediateFlipBytes, 3088 enum source_format_class SourcePixelFormat, 3089 unsigned int ImmediateFlipBytes, 3090 double LineTime, 3091 double VRatio, 3092 double Tno_bw, 3093 double PDEAndMetaPTEBytesFrame, 3094 unsigned int MetaRowByte, 3095 unsigned int PixelPTEBytesPerRow, 3096 bool DCCEnable, 3097 unsigned int dpte_row_height, 3098 unsigned int meta_row_height, 3099 double qual_row_bw, 3100 double *DestinationLinesToRequestVMInImmediateFlip, 3101 double *DestinationLinesToRequestRowInImmediateFlip, 3102 double *final_flip_bw, 3103 bool *ImmediateFlipSupportedForPipe) 3104{ 3105 double min_row_time = 0.0; 3106 3107 if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) { 3108 *DestinationLinesToRequestVMInImmediateFlip = 0.0; 3109 *DestinationLinesToRequestRowInImmediateFlip = 0.0; 3110 *final_flip_bw = qual_row_bw; 3111 *ImmediateFlipSupportedForPipe = true; 3112 } else { 3113 double TimeForFetchingMetaPTEImmediateFlip; 3114 double TimeForFetchingRowInVBlankImmediateFlip; 3115 3116 if (GPUVMEnable == true) { 3117 mode_lib->vba.ImmediateFlipBW[0] = BandwidthAvailableForImmediateFlip 3118 * ImmediateFlipBytes / TotImmediateFlipBytes; 3119 TimeForFetchingMetaPTEImmediateFlip = 3120 dml_max( 3121 Tno_bw 3122 + PDEAndMetaPTEBytesFrame 3123 / mode_lib->vba.ImmediateFlipBW[0], 3124 dml_max( 3125 UrgentExtraLatency 3126 + UrgentLatencyPixelDataOnly 3127 * (GPUVMMaxPageTableLevels 3128 - 1), 3129 LineTime / 4.0)); 3130 } else { 3131 TimeForFetchingMetaPTEImmediateFlip = 0; 3132 } 3133 3134 *DestinationLinesToRequestVMInImmediateFlip = dml_floor( 3135 4.0 * (TimeForFetchingMetaPTEImmediateFlip / LineTime + 0.125), 3136 1) / 4.0; 3137 3138 if ((GPUVMEnable || DCCEnable)) { 3139 mode_lib->vba.ImmediateFlipBW[0] = BandwidthAvailableForImmediateFlip 3140 * ImmediateFlipBytes / TotImmediateFlipBytes; 3141 TimeForFetchingRowInVBlankImmediateFlip = dml_max( 3142 (MetaRowByte + PixelPTEBytesPerRow) 3143 / mode_lib->vba.ImmediateFlipBW[0], 3144 dml_max(UrgentLatencyPixelDataOnly, LineTime / 4.0)); 3145 } else { 3146 TimeForFetchingRowInVBlankImmediateFlip = 0; 3147 } 3148 3149 *DestinationLinesToRequestRowInImmediateFlip = dml_floor( 3150 4.0 * (TimeForFetchingRowInVBlankImmediateFlip / LineTime + 0.125), 3151 1) / 4.0; 3152 3153 if (GPUVMEnable == true) { 3154 *final_flip_bw = 3155 dml_max( 3156 PDEAndMetaPTEBytesFrame 3157 / (*DestinationLinesToRequestVMInImmediateFlip 3158 * LineTime), 3159 (MetaRowByte + PixelPTEBytesPerRow) 3160 / (TimeForFetchingRowInVBlankImmediateFlip 3161 * LineTime)); 3162 } else if (MetaRowByte + PixelPTEBytesPerRow > 0) { 3163 *final_flip_bw = (MetaRowByte + PixelPTEBytesPerRow) 3164 / (TimeForFetchingRowInVBlankImmediateFlip * LineTime); 3165 } else { 3166 *final_flip_bw = 0; 3167 } 3168 3169 if (GPUVMEnable && !DCCEnable) 3170 min_row_time = dpte_row_height * LineTime / VRatio; 3171 else if (!GPUVMEnable && DCCEnable) 3172 min_row_time = meta_row_height * LineTime / VRatio; 3173 else 3174 min_row_time = dml_min(dpte_row_height, meta_row_height) * LineTime 3175 / VRatio; 3176 3177 if (*DestinationLinesToRequestVMInImmediateFlip >= 8 3178 || *DestinationLinesToRequestRowInImmediateFlip >= 16 3179 || TimeForFetchingMetaPTEImmediateFlip 3180 + 2 * TimeForFetchingRowInVBlankImmediateFlip 3181 > min_row_time) 3182 *ImmediateFlipSupportedForPipe = false; 3183 else 3184 *ImmediateFlipSupportedForPipe = true; 3185 } 3186} 3187 3188static unsigned int TruncToValidBPP( 3189 double DecimalBPP, 3190 bool DSCEnabled, 3191 enum output_encoder_class Output, 3192 enum output_format_class Format, 3193 unsigned int DSCInputBitPerComponent) 3194{ 3195 if (Output == dm_hdmi) { 3196 if (Format == dm_420) { 3197 if (DecimalBPP >= 18) 3198 return 18; 3199 else if (DecimalBPP >= 15) 3200 return 15; 3201 else if (DecimalBPP >= 12) 3202 return 12; 3203 else 3204 return BPP_INVALID; 3205 } else if (Format == dm_444) { 3206 if (DecimalBPP >= 36) 3207 return 36; 3208 else if (DecimalBPP >= 30) 3209 return 30; 3210 else if (DecimalBPP >= 24) 3211 return 24; 3212 else if (DecimalBPP >= 18) 3213 return 18; 3214 else 3215 return BPP_INVALID; 3216 } else { 3217 if (DecimalBPP / 1.5 >= 24) 3218 return 24; 3219 else if (DecimalBPP / 1.5 >= 20) 3220 return 20; 3221 else if (DecimalBPP / 1.5 >= 16) 3222 return 16; 3223 else 3224 return BPP_INVALID; 3225 } 3226 } else { 3227 if (DSCEnabled) { 3228 if (Format == dm_420) { 3229 if (DecimalBPP < 6) 3230 return BPP_INVALID; 3231 else if (DecimalBPP >= 1.5 * DSCInputBitPerComponent - 1.0 / 16) 3232 return 1.5 * DSCInputBitPerComponent - 1.0 / 16; 3233 else 3234 return dml_floor(16 * DecimalBPP, 1) / 16; 3235 } else if (Format == dm_n422) { 3236 if (DecimalBPP < 7) 3237 return BPP_INVALID; 3238 else if (DecimalBPP >= 2 * DSCInputBitPerComponent - 1.0 / 16) 3239 return 2 * DSCInputBitPerComponent - 1.0 / 16; 3240 else 3241 return dml_floor(16 * DecimalBPP, 1) / 16; 3242 } else { 3243 if (DecimalBPP < 8) 3244 return BPP_INVALID; 3245 else if (DecimalBPP >= 3 * DSCInputBitPerComponent - 1.0 / 16) 3246 return 3 * DSCInputBitPerComponent - 1.0 / 16; 3247 else 3248 return dml_floor(16 * DecimalBPP, 1) / 16; 3249 } 3250 } else if (Format == dm_420) { 3251 if (DecimalBPP >= 18) 3252 return 18; 3253 else if (DecimalBPP >= 15) 3254 return 15; 3255 else if (DecimalBPP >= 12) 3256 return 12; 3257 else 3258 return BPP_INVALID; 3259 } else if (Format == dm_s422 || Format == dm_n422) { 3260 if (DecimalBPP >= 24) 3261 return 24; 3262 else if (DecimalBPP >= 20) 3263 return 20; 3264 else if (DecimalBPP >= 16) 3265 return 16; 3266 else 3267 return BPP_INVALID; 3268 } else { 3269 if (DecimalBPP >= 36) 3270 return 36; 3271 else if (DecimalBPP >= 30) 3272 return 30; 3273 else if (DecimalBPP >= 24) 3274 return 24; 3275 else if (DecimalBPP >= 18) 3276 return 18; 3277 else 3278 return BPP_INVALID; 3279 } 3280 } 3281} 3282 3283void dml20_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib) 3284{ 3285 struct vba_vars_st *locals = &mode_lib->vba; 3286 3287 int i; 3288 unsigned int j, k, m; 3289 3290 /*MODE SUPPORT, VOLTAGE STATE AND SOC CONFIGURATION*/ 3291 3292 /*Scale Ratio, taps Support Check*/ 3293 3294 mode_lib->vba.ScaleRatioAndTapsSupport = true; 3295 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3296 if (mode_lib->vba.ScalerEnabled[k] == false 3297 && ((mode_lib->vba.SourcePixelFormat[k] != dm_444_64 3298 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 3299 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 3300 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 3301 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8) 3302 || mode_lib->vba.HRatio[k] != 1.0 3303 || mode_lib->vba.htaps[k] != 1.0 3304 || mode_lib->vba.VRatio[k] != 1.0 3305 || mode_lib->vba.vtaps[k] != 1.0)) { 3306 mode_lib->vba.ScaleRatioAndTapsSupport = false; 3307 } else if (mode_lib->vba.vtaps[k] < 1.0 || mode_lib->vba.vtaps[k] > 8.0 3308 || mode_lib->vba.htaps[k] < 1.0 || mode_lib->vba.htaps[k] > 8.0 3309 || (mode_lib->vba.htaps[k] > 1.0 3310 && (mode_lib->vba.htaps[k] % 2) == 1) 3311 || mode_lib->vba.HRatio[k] > mode_lib->vba.MaxHSCLRatio 3312 || mode_lib->vba.VRatio[k] > mode_lib->vba.MaxVSCLRatio 3313 || mode_lib->vba.HRatio[k] > mode_lib->vba.htaps[k] 3314 || mode_lib->vba.VRatio[k] > mode_lib->vba.vtaps[k] 3315 || (mode_lib->vba.SourcePixelFormat[k] != dm_444_64 3316 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 3317 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 3318 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 3319 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8 3320 && (mode_lib->vba.HRatio[k] / 2.0 3321 > mode_lib->vba.HTAPsChroma[k] 3322 || mode_lib->vba.VRatio[k] / 2.0 3323 > mode_lib->vba.VTAPsChroma[k]))) { 3324 mode_lib->vba.ScaleRatioAndTapsSupport = false; 3325 } 3326 } 3327 /*Source Format, Pixel Format and Scan Support Check*/ 3328 3329 mode_lib->vba.SourceFormatPixelAndScanSupport = true; 3330 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3331 if ((mode_lib->vba.SurfaceTiling[k] == dm_sw_linear 3332 && mode_lib->vba.SourceScan[k] != dm_horz) 3333 || ((mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_d 3334 || mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_d_x 3335 || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d 3336 || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d_t 3337 || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d_x 3338 || mode_lib->vba.SurfaceTiling[k] == dm_sw_var_d 3339 || mode_lib->vba.SurfaceTiling[k] == dm_sw_var_d_x) 3340 && mode_lib->vba.SourcePixelFormat[k] != dm_444_64) 3341 || (mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_r_x 3342 && (mode_lib->vba.SourcePixelFormat[k] == dm_mono_8 3343 || mode_lib->vba.SourcePixelFormat[k] 3344 == dm_420_8 3345 || mode_lib->vba.SourcePixelFormat[k] 3346 == dm_420_10)) 3347 || (((mode_lib->vba.SurfaceTiling[k] == dm_sw_gfx7_2d_thin_gl 3348 || mode_lib->vba.SurfaceTiling[k] 3349 == dm_sw_gfx7_2d_thin_l_vp) 3350 && !((mode_lib->vba.SourcePixelFormat[k] 3351 == dm_444_64 3352 || mode_lib->vba.SourcePixelFormat[k] 3353 == dm_444_32) 3354 && mode_lib->vba.SourceScan[k] 3355 == dm_horz 3356 && mode_lib->vba.SupportGFX7CompatibleTilingIn32bppAnd64bpp 3357 == true 3358 && mode_lib->vba.DCCEnable[k] 3359 == false)) 3360 || (mode_lib->vba.DCCEnable[k] == true 3361 && (mode_lib->vba.SurfaceTiling[k] 3362 == dm_sw_linear 3363 || mode_lib->vba.SourcePixelFormat[k] 3364 == dm_420_8 3365 || mode_lib->vba.SourcePixelFormat[k] 3366 == dm_420_10)))) { 3367 mode_lib->vba.SourceFormatPixelAndScanSupport = false; 3368 } 3369 } 3370 /*Bandwidth Support Check*/ 3371 3372 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3373 if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { 3374 locals->BytePerPixelInDETY[k] = 8.0; 3375 locals->BytePerPixelInDETC[k] = 0.0; 3376 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32) { 3377 locals->BytePerPixelInDETY[k] = 4.0; 3378 locals->BytePerPixelInDETC[k] = 0.0; 3379 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_16 3380 || mode_lib->vba.SourcePixelFormat[k] == dm_mono_16) { 3381 locals->BytePerPixelInDETY[k] = 2.0; 3382 locals->BytePerPixelInDETC[k] = 0.0; 3383 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_mono_8) { 3384 locals->BytePerPixelInDETY[k] = 1.0; 3385 locals->BytePerPixelInDETC[k] = 0.0; 3386 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { 3387 locals->BytePerPixelInDETY[k] = 1.0; 3388 locals->BytePerPixelInDETC[k] = 2.0; 3389 } else { 3390 locals->BytePerPixelInDETY[k] = 4.0 / 3; 3391 locals->BytePerPixelInDETC[k] = 8.0 / 3; 3392 } 3393 if (mode_lib->vba.SourceScan[k] == dm_horz) { 3394 locals->SwathWidthYSingleDPP[k] = mode_lib->vba.ViewportWidth[k]; 3395 } else { 3396 locals->SwathWidthYSingleDPP[k] = mode_lib->vba.ViewportHeight[k]; 3397 } 3398 } 3399 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3400 locals->ReadBandwidthLuma[k] = locals->SwathWidthYSingleDPP[k] * dml_ceil(locals->BytePerPixelInDETY[k], 1.0) 3401 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) * mode_lib->vba.VRatio[k]; 3402 locals->ReadBandwidthChroma[k] = locals->SwathWidthYSingleDPP[k] / 2 * dml_ceil(locals->BytePerPixelInDETC[k], 2.0) 3403 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) * mode_lib->vba.VRatio[k] / 2.0; 3404 locals->ReadBandwidth[k] = locals->ReadBandwidthLuma[k] + locals->ReadBandwidthChroma[k]; 3405 } 3406 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3407 if (mode_lib->vba.WritebackEnable[k] == true 3408 && mode_lib->vba.WritebackPixelFormat[k] == dm_444_32) { 3409 locals->WriteBandwidth[k] = mode_lib->vba.WritebackDestinationWidth[k] 3410 * mode_lib->vba.WritebackDestinationHeight[k] 3411 / (mode_lib->vba.WritebackSourceHeight[k] 3412 * mode_lib->vba.HTotal[k] 3413 / mode_lib->vba.PixelClock[k]) * 4.0; 3414 } else if (mode_lib->vba.WritebackEnable[k] == true 3415 && mode_lib->vba.WritebackPixelFormat[k] == dm_420_10) { 3416 locals->WriteBandwidth[k] = mode_lib->vba.WritebackDestinationWidth[k] 3417 * mode_lib->vba.WritebackDestinationHeight[k] 3418 / (mode_lib->vba.WritebackSourceHeight[k] 3419 * mode_lib->vba.HTotal[k] 3420 / mode_lib->vba.PixelClock[k]) * 3.0; 3421 } else if (mode_lib->vba.WritebackEnable[k] == true) { 3422 locals->WriteBandwidth[k] = mode_lib->vba.WritebackDestinationWidth[k] 3423 * mode_lib->vba.WritebackDestinationHeight[k] 3424 / (mode_lib->vba.WritebackSourceHeight[k] 3425 * mode_lib->vba.HTotal[k] 3426 / mode_lib->vba.PixelClock[k]) * 1.5; 3427 } else { 3428 locals->WriteBandwidth[k] = 0.0; 3429 } 3430 } 3431 mode_lib->vba.DCCEnabledInAnyPlane = false; 3432 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3433 if (mode_lib->vba.DCCEnable[k] == true) { 3434 mode_lib->vba.DCCEnabledInAnyPlane = true; 3435 } 3436 } 3437 mode_lib->vba.UrgentLatency = mode_lib->vba.UrgentLatencyPixelDataOnly; 3438 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 3439 locals->FabricAndDRAMBandwidthPerState[i] = dml_min( 3440 mode_lib->vba.DRAMSpeedPerState[i] * mode_lib->vba.NumberOfChannels 3441 * mode_lib->vba.DRAMChannelWidth, 3442 mode_lib->vba.FabricClockPerState[i] 3443 * mode_lib->vba.FabricDatapathToDCNDataReturn) / 1000; 3444 locals->ReturnBWToDCNPerState = dml_min(locals->ReturnBusWidth * locals->DCFCLKPerState[i], 3445 locals->FabricAndDRAMBandwidthPerState[i] * 1000) 3446 * locals->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly / 100; 3447 3448 locals->ReturnBWPerState[i][0] = locals->ReturnBWToDCNPerState; 3449 3450 if (locals->DCCEnabledInAnyPlane == true && locals->ReturnBWToDCNPerState > locals->DCFCLKPerState[i] * locals->ReturnBusWidth / 4) { 3451 locals->ReturnBWPerState[i][0] = dml_min(locals->ReturnBWPerState[i][0], 3452 locals->ReturnBWToDCNPerState * 4 * (1 - locals->UrgentLatency / 3453 ((locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024 3454 / (locals->ReturnBWToDCNPerState - locals->DCFCLKPerState[i] 3455 * locals->ReturnBusWidth / 4) + locals->UrgentLatency))); 3456 } 3457 locals->CriticalPoint = 2 * locals->ReturnBusWidth * locals->DCFCLKPerState[i] * 3458 locals->UrgentLatency / (locals->ReturnBWToDCNPerState * locals->UrgentLatency 3459 + (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024); 3460 3461 if (locals->DCCEnabledInAnyPlane && locals->CriticalPoint > 1 && locals->CriticalPoint < 4) { 3462 locals->ReturnBWPerState[i][0] = dml_min(locals->ReturnBWPerState[i][0], 3463 4 * locals->ReturnBWToDCNPerState * 3464 (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024 3465 * locals->ReturnBusWidth * locals->DCFCLKPerState[i] * locals->UrgentLatency / 3466 dml_pow((locals->ReturnBWToDCNPerState * locals->UrgentLatency 3467 + (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024), 2)); 3468 } 3469 3470 locals->ReturnBWToDCNPerState = dml_min(locals->ReturnBusWidth * 3471 locals->DCFCLKPerState[i], locals->FabricAndDRAMBandwidthPerState[i] * 1000); 3472 3473 if (locals->DCCEnabledInAnyPlane == true && locals->ReturnBWToDCNPerState > locals->DCFCLKPerState[i] * locals->ReturnBusWidth / 4) { 3474 locals->ReturnBWPerState[i][0] = dml_min(locals->ReturnBWPerState[i][0], 3475 locals->ReturnBWToDCNPerState * 4 * (1 - locals->UrgentLatency / 3476 ((locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024 3477 / (locals->ReturnBWToDCNPerState - locals->DCFCLKPerState[i] 3478 * locals->ReturnBusWidth / 4) + locals->UrgentLatency))); 3479 } 3480 locals->CriticalPoint = 2 * locals->ReturnBusWidth * locals->DCFCLKPerState[i] * 3481 locals->UrgentLatency / (locals->ReturnBWToDCNPerState * locals->UrgentLatency 3482 + (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024); 3483 3484 if (locals->DCCEnabledInAnyPlane && locals->CriticalPoint > 1 && locals->CriticalPoint < 4) { 3485 locals->ReturnBWPerState[i][0] = dml_min(locals->ReturnBWPerState[i][0], 3486 4 * locals->ReturnBWToDCNPerState * 3487 (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024 3488 * locals->ReturnBusWidth * locals->DCFCLKPerState[i] * locals->UrgentLatency / 3489 dml_pow((locals->ReturnBWToDCNPerState * locals->UrgentLatency 3490 + (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024), 2)); 3491 } 3492 } 3493 /*Writeback Latency support check*/ 3494 3495 mode_lib->vba.WritebackLatencySupport = true; 3496 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3497 if (mode_lib->vba.WritebackEnable[k] == true) { 3498 if (mode_lib->vba.WritebackPixelFormat[k] == dm_444_32) { 3499 if (locals->WriteBandwidth[k] 3500 > (mode_lib->vba.WritebackInterfaceLumaBufferSize 3501 + mode_lib->vba.WritebackInterfaceChromaBufferSize) 3502 / mode_lib->vba.WritebackLatency) { 3503 mode_lib->vba.WritebackLatencySupport = false; 3504 } 3505 } else { 3506 if (locals->WriteBandwidth[k] 3507 > 1.5 3508 * dml_min( 3509 mode_lib->vba.WritebackInterfaceLumaBufferSize, 3510 2.0 3511 * mode_lib->vba.WritebackInterfaceChromaBufferSize) 3512 / mode_lib->vba.WritebackLatency) { 3513 mode_lib->vba.WritebackLatencySupport = false; 3514 } 3515 } 3516 } 3517 } 3518 /*Re-ordering Buffer Support Check*/ 3519 3520 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 3521 locals->UrgentRoundTripAndOutOfOrderLatencyPerState[i] = 3522 (mode_lib->vba.RoundTripPingLatencyCycles + 32.0) / mode_lib->vba.DCFCLKPerState[i] 3523 + locals->UrgentOutOfOrderReturnPerChannel * mode_lib->vba.NumberOfChannels / locals->ReturnBWPerState[i][0]; 3524 if ((mode_lib->vba.ROBBufferSizeInKByte - mode_lib->vba.PixelChunkSizeInKByte) * 1024.0 / locals->ReturnBWPerState[i][0] 3525 > locals->UrgentRoundTripAndOutOfOrderLatencyPerState[i]) { 3526 locals->ROBSupport[i][0] = true; 3527 } else { 3528 locals->ROBSupport[i][0] = false; 3529 } 3530 } 3531 /*Writeback Mode Support Check*/ 3532 3533 mode_lib->vba.TotalNumberOfActiveWriteback = 0; 3534 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3535 if (mode_lib->vba.WritebackEnable[k] == true) { 3536 if (mode_lib->vba.ActiveWritebacksPerPlane[k] == 0) 3537 mode_lib->vba.ActiveWritebacksPerPlane[k] = 1; 3538 mode_lib->vba.TotalNumberOfActiveWriteback = 3539 mode_lib->vba.TotalNumberOfActiveWriteback 3540 + mode_lib->vba.ActiveWritebacksPerPlane[k]; 3541 } 3542 } 3543 mode_lib->vba.WritebackModeSupport = true; 3544 if (mode_lib->vba.TotalNumberOfActiveWriteback > mode_lib->vba.MaxNumWriteback) { 3545 mode_lib->vba.WritebackModeSupport = false; 3546 } 3547 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3548 if (mode_lib->vba.WritebackEnable[k] == true 3549 && mode_lib->vba.Writeback10bpc420Supported != true 3550 && mode_lib->vba.WritebackPixelFormat[k] == dm_420_10) { 3551 mode_lib->vba.WritebackModeSupport = false; 3552 } 3553 } 3554 /*Writeback Scale Ratio and Taps Support Check*/ 3555 3556 mode_lib->vba.WritebackScaleRatioAndTapsSupport = true; 3557 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3558 if (mode_lib->vba.WritebackEnable[k] == true) { 3559 if (mode_lib->vba.WritebackLumaAndChromaScalingSupported == false 3560 && (mode_lib->vba.WritebackHRatio[k] != 1.0 3561 || mode_lib->vba.WritebackVRatio[k] != 1.0)) { 3562 mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; 3563 } 3564 if (mode_lib->vba.WritebackHRatio[k] > mode_lib->vba.WritebackMaxHSCLRatio 3565 || mode_lib->vba.WritebackVRatio[k] 3566 > mode_lib->vba.WritebackMaxVSCLRatio 3567 || mode_lib->vba.WritebackHRatio[k] 3568 < mode_lib->vba.WritebackMinHSCLRatio 3569 || mode_lib->vba.WritebackVRatio[k] 3570 < mode_lib->vba.WritebackMinVSCLRatio 3571 || mode_lib->vba.WritebackLumaHTaps[k] 3572 > mode_lib->vba.WritebackMaxHSCLTaps 3573 || mode_lib->vba.WritebackLumaVTaps[k] 3574 > mode_lib->vba.WritebackMaxVSCLTaps 3575 || mode_lib->vba.WritebackHRatio[k] 3576 > mode_lib->vba.WritebackLumaHTaps[k] 3577 || mode_lib->vba.WritebackVRatio[k] 3578 > mode_lib->vba.WritebackLumaVTaps[k] 3579 || (mode_lib->vba.WritebackLumaHTaps[k] > 2.0 3580 && ((mode_lib->vba.WritebackLumaHTaps[k] % 2) 3581 == 1)) 3582 || (mode_lib->vba.WritebackPixelFormat[k] != dm_444_32 3583 && (mode_lib->vba.WritebackChromaHTaps[k] 3584 > mode_lib->vba.WritebackMaxHSCLTaps 3585 || mode_lib->vba.WritebackChromaVTaps[k] 3586 > mode_lib->vba.WritebackMaxVSCLTaps 3587 || 2.0 3588 * mode_lib->vba.WritebackHRatio[k] 3589 > mode_lib->vba.WritebackChromaHTaps[k] 3590 || 2.0 3591 * mode_lib->vba.WritebackVRatio[k] 3592 > mode_lib->vba.WritebackChromaVTaps[k] 3593 || (mode_lib->vba.WritebackChromaHTaps[k] > 2.0 3594 && ((mode_lib->vba.WritebackChromaHTaps[k] % 2) == 1))))) { 3595 mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; 3596 } 3597 if (mode_lib->vba.WritebackVRatio[k] < 1.0) { 3598 mode_lib->vba.WritebackLumaVExtra = 3599 dml_max(1.0 - 2.0 / dml_ceil(1.0 / mode_lib->vba.WritebackVRatio[k], 1.0), 0.0); 3600 } else { 3601 mode_lib->vba.WritebackLumaVExtra = -1; 3602 } 3603 if ((mode_lib->vba.WritebackPixelFormat[k] == dm_444_32 3604 && mode_lib->vba.WritebackLumaVTaps[k] 3605 > (mode_lib->vba.WritebackLineBufferLumaBufferSize 3606 + mode_lib->vba.WritebackLineBufferChromaBufferSize) 3607 / 3.0 3608 / mode_lib->vba.WritebackDestinationWidth[k] 3609 - mode_lib->vba.WritebackLumaVExtra) 3610 || (mode_lib->vba.WritebackPixelFormat[k] == dm_420_8 3611 && mode_lib->vba.WritebackLumaVTaps[k] 3612 > mode_lib->vba.WritebackLineBufferLumaBufferSize 3613 * 8.0 / 10.0 / mode_lib->vba.WritebackDestinationWidth[k] 3614 - mode_lib->vba.WritebackLumaVExtra) 3615 || (mode_lib->vba.WritebackPixelFormat[k] == dm_420_10 3616 && mode_lib->vba.WritebackLumaVTaps[k] 3617 > mode_lib->vba.WritebackLineBufferLumaBufferSize 3618 * 8.0 / 10.0 3619 / mode_lib->vba.WritebackDestinationWidth[k] 3620 - mode_lib->vba.WritebackLumaVExtra)) { 3621 mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; 3622 } 3623 if (2.0 * mode_lib->vba.WritebackVRatio[k] < 1) { 3624 mode_lib->vba.WritebackChromaVExtra = 0.0; 3625 } else { 3626 mode_lib->vba.WritebackChromaVExtra = -1; 3627 } 3628 if ((mode_lib->vba.WritebackPixelFormat[k] == dm_420_8 3629 && mode_lib->vba.WritebackChromaVTaps[k] 3630 > mode_lib->vba.WritebackLineBufferChromaBufferSize 3631 * 8.0 / 10.0 / mode_lib->vba.WritebackDestinationWidth[k] 3632 - mode_lib->vba.WritebackChromaVExtra) 3633 || (mode_lib->vba.WritebackPixelFormat[k] == dm_420_10 3634 && mode_lib->vba.WritebackChromaVTaps[k] 3635 > mode_lib->vba.WritebackLineBufferChromaBufferSize 3636 * 8.0 / 10.0 3637 / mode_lib->vba.WritebackDestinationWidth[k] 3638 - mode_lib->vba.WritebackChromaVExtra)) { 3639 mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; 3640 } 3641 } 3642 } 3643 /*Maximum DISPCLK/DPPCLK Support check*/ 3644 3645 mode_lib->vba.WritebackRequiredDISPCLK = 0.0; 3646 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3647 if (mode_lib->vba.WritebackEnable[k] == true) { 3648 mode_lib->vba.WritebackRequiredDISPCLK = 3649 dml_max( 3650 mode_lib->vba.WritebackRequiredDISPCLK, 3651 CalculateWriteBackDISPCLK( 3652 mode_lib->vba.WritebackPixelFormat[k], 3653 mode_lib->vba.PixelClock[k], 3654 mode_lib->vba.WritebackHRatio[k], 3655 mode_lib->vba.WritebackVRatio[k], 3656 mode_lib->vba.WritebackLumaHTaps[k], 3657 mode_lib->vba.WritebackLumaVTaps[k], 3658 mode_lib->vba.WritebackChromaHTaps[k], 3659 mode_lib->vba.WritebackChromaVTaps[k], 3660 mode_lib->vba.WritebackDestinationWidth[k], 3661 mode_lib->vba.HTotal[k], 3662 mode_lib->vba.WritebackChromaLineBufferWidth)); 3663 } 3664 } 3665 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3666 if (mode_lib->vba.HRatio[k] > 1.0) { 3667 locals->PSCL_FACTOR[k] = dml_min( 3668 mode_lib->vba.MaxDCHUBToPSCLThroughput, 3669 mode_lib->vba.MaxPSCLToLBThroughput 3670 * mode_lib->vba.HRatio[k] 3671 / dml_ceil( 3672 mode_lib->vba.htaps[k] 3673 / 6.0, 3674 1.0)); 3675 } else { 3676 locals->PSCL_FACTOR[k] = dml_min( 3677 mode_lib->vba.MaxDCHUBToPSCLThroughput, 3678 mode_lib->vba.MaxPSCLToLBThroughput); 3679 } 3680 if (locals->BytePerPixelInDETC[k] == 0.0) { 3681 locals->PSCL_FACTOR_CHROMA[k] = 0.0; 3682 locals->MinDPPCLKUsingSingleDPP[k] = 3683 mode_lib->vba.PixelClock[k] 3684 * dml_max3( 3685 mode_lib->vba.vtaps[k] / 6.0 3686 * dml_min( 3687 1.0, 3688 mode_lib->vba.HRatio[k]), 3689 mode_lib->vba.HRatio[k] 3690 * mode_lib->vba.VRatio[k] 3691 / locals->PSCL_FACTOR[k], 3692 1.0); 3693 if ((mode_lib->vba.htaps[k] > 6.0 || mode_lib->vba.vtaps[k] > 6.0) 3694 && locals->MinDPPCLKUsingSingleDPP[k] 3695 < 2.0 * mode_lib->vba.PixelClock[k]) { 3696 locals->MinDPPCLKUsingSingleDPP[k] = 2.0 3697 * mode_lib->vba.PixelClock[k]; 3698 } 3699 } else { 3700 if (mode_lib->vba.HRatio[k] / 2.0 > 1.0) { 3701 locals->PSCL_FACTOR_CHROMA[k] = 3702 dml_min( 3703 mode_lib->vba.MaxDCHUBToPSCLThroughput, 3704 mode_lib->vba.MaxPSCLToLBThroughput 3705 * mode_lib->vba.HRatio[k] 3706 / 2.0 3707 / dml_ceil( 3708 mode_lib->vba.HTAPsChroma[k] 3709 / 6.0, 3710 1.0)); 3711 } else { 3712 locals->PSCL_FACTOR_CHROMA[k] = dml_min( 3713 mode_lib->vba.MaxDCHUBToPSCLThroughput, 3714 mode_lib->vba.MaxPSCLToLBThroughput); 3715 } 3716 locals->MinDPPCLKUsingSingleDPP[k] = 3717 mode_lib->vba.PixelClock[k] 3718 * dml_max5( 3719 mode_lib->vba.vtaps[k] / 6.0 3720 * dml_min( 3721 1.0, 3722 mode_lib->vba.HRatio[k]), 3723 mode_lib->vba.HRatio[k] 3724 * mode_lib->vba.VRatio[k] 3725 / locals->PSCL_FACTOR[k], 3726 mode_lib->vba.VTAPsChroma[k] 3727 / 6.0 3728 * dml_min( 3729 1.0, 3730 mode_lib->vba.HRatio[k] 3731 / 2.0), 3732 mode_lib->vba.HRatio[k] 3733 * mode_lib->vba.VRatio[k] 3734 / 4.0 3735 / locals->PSCL_FACTOR_CHROMA[k], 3736 1.0); 3737 if ((mode_lib->vba.htaps[k] > 6.0 || mode_lib->vba.vtaps[k] > 6.0 3738 || mode_lib->vba.HTAPsChroma[k] > 6.0 3739 || mode_lib->vba.VTAPsChroma[k] > 6.0) 3740 && locals->MinDPPCLKUsingSingleDPP[k] 3741 < 2.0 * mode_lib->vba.PixelClock[k]) { 3742 locals->MinDPPCLKUsingSingleDPP[k] = 2.0 3743 * mode_lib->vba.PixelClock[k]; 3744 } 3745 } 3746 } 3747 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3748 Calculate256BBlockSizes( 3749 mode_lib->vba.SourcePixelFormat[k], 3750 mode_lib->vba.SurfaceTiling[k], 3751 dml_ceil(locals->BytePerPixelInDETY[k], 1.0), 3752 dml_ceil(locals->BytePerPixelInDETC[k], 2.0), 3753 &locals->Read256BlockHeightY[k], 3754 &locals->Read256BlockHeightC[k], 3755 &locals->Read256BlockWidthY[k], 3756 &locals->Read256BlockWidthC[k]); 3757 if (mode_lib->vba.SourceScan[k] == dm_horz) { 3758 locals->MaxSwathHeightY[k] = locals->Read256BlockHeightY[k]; 3759 locals->MaxSwathHeightC[k] = locals->Read256BlockHeightC[k]; 3760 } else { 3761 locals->MaxSwathHeightY[k] = locals->Read256BlockWidthY[k]; 3762 locals->MaxSwathHeightC[k] = locals->Read256BlockWidthC[k]; 3763 } 3764 if ((mode_lib->vba.SourcePixelFormat[k] == dm_444_64 3765 || mode_lib->vba.SourcePixelFormat[k] == dm_444_32 3766 || mode_lib->vba.SourcePixelFormat[k] == dm_444_16 3767 || mode_lib->vba.SourcePixelFormat[k] == dm_mono_16 3768 || mode_lib->vba.SourcePixelFormat[k] == dm_mono_8)) { 3769 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear 3770 || (mode_lib->vba.SourcePixelFormat[k] == dm_444_64 3771 && (mode_lib->vba.SurfaceTiling[k] 3772 == dm_sw_4kb_s 3773 || mode_lib->vba.SurfaceTiling[k] 3774 == dm_sw_4kb_s_x 3775 || mode_lib->vba.SurfaceTiling[k] 3776 == dm_sw_64kb_s 3777 || mode_lib->vba.SurfaceTiling[k] 3778 == dm_sw_64kb_s_t 3779 || mode_lib->vba.SurfaceTiling[k] 3780 == dm_sw_64kb_s_x 3781 || mode_lib->vba.SurfaceTiling[k] 3782 == dm_sw_var_s 3783 || mode_lib->vba.SurfaceTiling[k] 3784 == dm_sw_var_s_x) 3785 && mode_lib->vba.SourceScan[k] == dm_horz)) { 3786 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k]; 3787 } else { 3788 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k] 3789 / 2.0; 3790 } 3791 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k]; 3792 } else { 3793 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 3794 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k]; 3795 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k]; 3796 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8 3797 && mode_lib->vba.SourceScan[k] == dm_horz) { 3798 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k] 3799 / 2.0; 3800 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k]; 3801 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10 3802 && mode_lib->vba.SourceScan[k] == dm_horz) { 3803 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k] 3804 / 2.0; 3805 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k]; 3806 } else { 3807 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k]; 3808 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k]; 3809 } 3810 } 3811 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 3812 mode_lib->vba.MaximumSwathWidthSupport = 8192.0; 3813 } else { 3814 mode_lib->vba.MaximumSwathWidthSupport = 5120.0; 3815 } 3816 mode_lib->vba.MaximumSwathWidthInDETBuffer = 3817 dml_min( 3818 mode_lib->vba.MaximumSwathWidthSupport, 3819 mode_lib->vba.DETBufferSizeInKByte[0] * 1024.0 / 2.0 3820 / (locals->BytePerPixelInDETY[k] 3821 * locals->MinSwathHeightY[k] 3822 + locals->BytePerPixelInDETC[k] 3823 / 2.0 3824 * locals->MinSwathHeightC[k])); 3825 if (locals->BytePerPixelInDETC[k] == 0.0) { 3826 mode_lib->vba.MaximumSwathWidthInLineBuffer = 3827 mode_lib->vba.LineBufferSize 3828 * dml_max(mode_lib->vba.HRatio[k], 1.0) 3829 / mode_lib->vba.LBBitPerPixel[k] 3830 / (mode_lib->vba.vtaps[k] 3831 + dml_max( 3832 dml_ceil( 3833 mode_lib->vba.VRatio[k], 3834 1.0) 3835 - 2, 3836 0.0)); 3837 } else { 3838 mode_lib->vba.MaximumSwathWidthInLineBuffer = 3839 dml_min( 3840 mode_lib->vba.LineBufferSize 3841 * dml_max( 3842 mode_lib->vba.HRatio[k], 3843 1.0) 3844 / mode_lib->vba.LBBitPerPixel[k] 3845 / (mode_lib->vba.vtaps[k] 3846 + dml_max( 3847 dml_ceil( 3848 mode_lib->vba.VRatio[k], 3849 1.0) 3850 - 2, 3851 0.0)), 3852 2.0 * mode_lib->vba.LineBufferSize 3853 * dml_max( 3854 mode_lib->vba.HRatio[k] 3855 / 2.0, 3856 1.0) 3857 / mode_lib->vba.LBBitPerPixel[k] 3858 / (mode_lib->vba.VTAPsChroma[k] 3859 + dml_max( 3860 dml_ceil( 3861 mode_lib->vba.VRatio[k] 3862 / 2.0, 3863 1.0) 3864 - 2, 3865 0.0))); 3866 } 3867 locals->MaximumSwathWidth[k] = dml_min( 3868 mode_lib->vba.MaximumSwathWidthInDETBuffer, 3869 mode_lib->vba.MaximumSwathWidthInLineBuffer); 3870 } 3871 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 3872 for (j = 0; j < 2; j++) { 3873 mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity = RoundToDFSGranularityDown( 3874 mode_lib->vba.MaxDispclk[i], 3875 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 3876 mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity = RoundToDFSGranularityDown( 3877 mode_lib->vba.MaxDppclk[i], 3878 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 3879 locals->RequiredDISPCLK[i][j] = 0.0; 3880 locals->DISPCLK_DPPCLK_Support[i][j] = true; 3881 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3882 mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine = 3883 mode_lib->vba.PixelClock[k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) 3884 * (1.0 + mode_lib->vba.DISPCLKRampingMargin / 100.0); 3885 if (mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine >= mode_lib->vba.MaxDispclk[i] 3886 && i == mode_lib->vba.soc.num_states) 3887 mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine = mode_lib->vba.PixelClock[k] 3888 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 3889 3890 mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine = mode_lib->vba.PixelClock[k] / 2 3891 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) * (1 + mode_lib->vba.DISPCLKRampingMargin / 100.0); 3892 if (mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine >= mode_lib->vba.MaxDispclk[i] 3893 && i == mode_lib->vba.soc.num_states) 3894 mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine = mode_lib->vba.PixelClock[k] / 2 3895 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 3896 3897 locals->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_disabled; 3898 mode_lib->vba.PlaneRequiredDISPCLK = mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine; 3899 if (mode_lib->vba.ODMCapability) { 3900 if (locals->PlaneRequiredDISPCLKWithoutODMCombine > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity) { 3901 locals->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_2to1; 3902 mode_lib->vba.PlaneRequiredDISPCLK = mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine; 3903 } else if (locals->HActive[k] > DCN20_MAX_420_IMAGE_WIDTH && locals->OutputFormat[k] == dm_420) { 3904 locals->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_2to1; 3905 mode_lib->vba.PlaneRequiredDISPCLK = mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine; 3906 } 3907 } 3908 3909 if (locals->MinDPPCLKUsingSingleDPP[k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) <= mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity 3910 && locals->SwathWidthYSingleDPP[k] <= locals->MaximumSwathWidth[k] 3911 && locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_disabled) { 3912 locals->NoOfDPP[i][j][k] = 1; 3913 locals->RequiredDPPCLK[i][j][k] = 3914 locals->MinDPPCLKUsingSingleDPP[k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 3915 } else { 3916 locals->NoOfDPP[i][j][k] = 2; 3917 locals->RequiredDPPCLK[i][j][k] = 3918 locals->MinDPPCLKUsingSingleDPP[k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) / 2.0; 3919 } 3920 locals->RequiredDISPCLK[i][j] = dml_max( 3921 locals->RequiredDISPCLK[i][j], 3922 mode_lib->vba.PlaneRequiredDISPCLK); 3923 if ((locals->MinDPPCLKUsingSingleDPP[k] / locals->NoOfDPP[i][j][k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) 3924 > mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity) 3925 || (mode_lib->vba.PlaneRequiredDISPCLK > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity)) { 3926 locals->DISPCLK_DPPCLK_Support[i][j] = false; 3927 } 3928 } 3929 locals->TotalNumberOfActiveDPP[i][j] = 0.0; 3930 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) 3931 locals->TotalNumberOfActiveDPP[i][j] = locals->TotalNumberOfActiveDPP[i][j] + locals->NoOfDPP[i][j][k]; 3932 if (j == 1) { 3933 while (locals->TotalNumberOfActiveDPP[i][j] < mode_lib->vba.MaxNumDPP 3934 && locals->TotalNumberOfActiveDPP[i][j] < 2 * mode_lib->vba.NumberOfActivePlanes) { 3935 double BWOfNonSplitPlaneOfMaximumBandwidth; 3936 unsigned int NumberOfNonSplitPlaneOfMaximumBandwidth; 3937 3938 BWOfNonSplitPlaneOfMaximumBandwidth = 0; 3939 NumberOfNonSplitPlaneOfMaximumBandwidth = 0; 3940 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 3941 if (locals->ReadBandwidth[k] > BWOfNonSplitPlaneOfMaximumBandwidth && locals->NoOfDPP[i][j][k] == 1) { 3942 BWOfNonSplitPlaneOfMaximumBandwidth = locals->ReadBandwidth[k]; 3943 NumberOfNonSplitPlaneOfMaximumBandwidth = k; 3944 } 3945 } 3946 locals->NoOfDPP[i][j][NumberOfNonSplitPlaneOfMaximumBandwidth] = 2; 3947 locals->RequiredDPPCLK[i][j][NumberOfNonSplitPlaneOfMaximumBandwidth] = 3948 locals->MinDPPCLKUsingSingleDPP[NumberOfNonSplitPlaneOfMaximumBandwidth] 3949 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100) / 2; 3950 locals->TotalNumberOfActiveDPP[i][j] = locals->TotalNumberOfActiveDPP[i][j] + 1; 3951 } 3952 } 3953 if (locals->TotalNumberOfActiveDPP[i][j] > mode_lib->vba.MaxNumDPP) { 3954 locals->RequiredDISPCLK[i][j] = 0.0; 3955 locals->DISPCLK_DPPCLK_Support[i][j] = true; 3956 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3957 locals->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_disabled; 3958 if (locals->SwathWidthYSingleDPP[k] <= locals->MaximumSwathWidth[k]) { 3959 locals->NoOfDPP[i][j][k] = 1; 3960 locals->RequiredDPPCLK[i][j][k] = locals->MinDPPCLKUsingSingleDPP[k] 3961 * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 3962 } else { 3963 locals->NoOfDPP[i][j][k] = 2; 3964 locals->RequiredDPPCLK[i][j][k] = locals->MinDPPCLKUsingSingleDPP[k] 3965 * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) / 2.0; 3966 } 3967 if (i != mode_lib->vba.soc.num_states) { 3968 mode_lib->vba.PlaneRequiredDISPCLK = 3969 mode_lib->vba.PixelClock[k] 3970 * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) 3971 * (1.0 + mode_lib->vba.DISPCLKRampingMargin / 100.0); 3972 } else { 3973 mode_lib->vba.PlaneRequiredDISPCLK = mode_lib->vba.PixelClock[k] 3974 * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 3975 } 3976 locals->RequiredDISPCLK[i][j] = dml_max( 3977 locals->RequiredDISPCLK[i][j], 3978 mode_lib->vba.PlaneRequiredDISPCLK); 3979 if (locals->MinDPPCLKUsingSingleDPP[k] / locals->NoOfDPP[i][j][k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) 3980 > mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity 3981 || mode_lib->vba.PlaneRequiredDISPCLK > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity) 3982 locals->DISPCLK_DPPCLK_Support[i][j] = false; 3983 } 3984 locals->TotalNumberOfActiveDPP[i][j] = 0.0; 3985 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) 3986 locals->TotalNumberOfActiveDPP[i][j] = locals->TotalNumberOfActiveDPP[i][j] + locals->NoOfDPP[i][j][k]; 3987 } 3988 locals->RequiredDISPCLK[i][j] = dml_max( 3989 locals->RequiredDISPCLK[i][j], 3990 mode_lib->vba.WritebackRequiredDISPCLK); 3991 if (mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity 3992 < mode_lib->vba.WritebackRequiredDISPCLK) { 3993 locals->DISPCLK_DPPCLK_Support[i][j] = false; 3994 } 3995 } 3996 } 3997 /*Viewport Size Check*/ 3998 3999 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4000 locals->ViewportSizeSupport[i][0] = true; 4001 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4002 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) { 4003 if (dml_min(locals->SwathWidthYSingleDPP[k], dml_round(mode_lib->vba.HActive[k] / 2.0 * mode_lib->vba.HRatio[k])) 4004 > locals->MaximumSwathWidth[k]) { 4005 locals->ViewportSizeSupport[i][0] = false; 4006 } 4007 } else { 4008 if (locals->SwathWidthYSingleDPP[k] / 2.0 > locals->MaximumSwathWidth[k]) { 4009 locals->ViewportSizeSupport[i][0] = false; 4010 } 4011 } 4012 } 4013 } 4014 /*Total Available Pipes Support Check*/ 4015 4016 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4017 for (j = 0; j < 2; j++) { 4018 if (locals->TotalNumberOfActiveDPP[i][j] <= mode_lib->vba.MaxNumDPP) 4019 locals->TotalAvailablePipesSupport[i][j] = true; 4020 else 4021 locals->TotalAvailablePipesSupport[i][j] = false; 4022 } 4023 } 4024 /*Total Available OTG Support Check*/ 4025 4026 mode_lib->vba.TotalNumberOfActiveOTG = 0.0; 4027 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4028 if (mode_lib->vba.BlendingAndTiming[k] == k) { 4029 mode_lib->vba.TotalNumberOfActiveOTG = mode_lib->vba.TotalNumberOfActiveOTG 4030 + 1.0; 4031 } 4032 } 4033 if (mode_lib->vba.TotalNumberOfActiveOTG <= mode_lib->vba.MaxNumOTG) { 4034 mode_lib->vba.NumberOfOTGSupport = true; 4035 } else { 4036 mode_lib->vba.NumberOfOTGSupport = false; 4037 } 4038 /*Display IO and DSC Support Check*/ 4039 4040 mode_lib->vba.NonsupportedDSCInputBPC = false; 4041 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4042 if (!(mode_lib->vba.DSCInputBitPerComponent[k] == 12.0 4043 || mode_lib->vba.DSCInputBitPerComponent[k] == 10.0 4044 || mode_lib->vba.DSCInputBitPerComponent[k] == 8.0)) { 4045 mode_lib->vba.NonsupportedDSCInputBPC = true; 4046 } 4047 } 4048 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4049 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4050 locals->RequiresDSC[i][k] = 0; 4051 locals->RequiresFEC[i][k] = 0; 4052 if (mode_lib->vba.BlendingAndTiming[k] == k) { 4053 if (mode_lib->vba.Output[k] == dm_hdmi) { 4054 locals->RequiresDSC[i][k] = 0; 4055 locals->RequiresFEC[i][k] = 0; 4056 locals->OutputBppPerState[i][k] = TruncToValidBPP( 4057 dml_min(600.0, mode_lib->vba.PHYCLKPerState[i]) / mode_lib->vba.PixelClockBackEnd[k] * 24, 4058 false, 4059 mode_lib->vba.Output[k], 4060 mode_lib->vba.OutputFormat[k], 4061 mode_lib->vba.DSCInputBitPerComponent[k]); 4062 } else if (mode_lib->vba.Output[k] == dm_dp 4063 || mode_lib->vba.Output[k] == dm_edp) { 4064 if (mode_lib->vba.Output[k] == dm_edp) { 4065 mode_lib->vba.EffectiveFECOverhead = 0.0; 4066 } else { 4067 mode_lib->vba.EffectiveFECOverhead = 4068 mode_lib->vba.FECOverhead; 4069 } 4070 if (mode_lib->vba.PHYCLKPerState[i] >= 270.0) { 4071 mode_lib->vba.Outbpp = TruncToValidBPP( 4072 (1.0 - mode_lib->vba.Downspreading / 100.0) * 270.0 4073 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4074 false, 4075 mode_lib->vba.Output[k], 4076 mode_lib->vba.OutputFormat[k], 4077 mode_lib->vba.DSCInputBitPerComponent[k]); 4078 mode_lib->vba.OutbppDSC = TruncToValidBPP( 4079 (1.0 - mode_lib->vba.Downspreading / 100.0) * (1.0 - mode_lib->vba.EffectiveFECOverhead / 100.0) * 270.0 4080 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4081 true, 4082 mode_lib->vba.Output[k], 4083 mode_lib->vba.OutputFormat[k], 4084 mode_lib->vba.DSCInputBitPerComponent[k]); 4085 if (mode_lib->vba.DSCEnabled[k] == true) { 4086 locals->RequiresDSC[i][k] = true; 4087 if (mode_lib->vba.Output[k] == dm_dp) { 4088 locals->RequiresFEC[i][k] = true; 4089 } else { 4090 locals->RequiresFEC[i][k] = false; 4091 } 4092 mode_lib->vba.Outbpp = mode_lib->vba.OutbppDSC; 4093 } else { 4094 locals->RequiresDSC[i][k] = false; 4095 locals->RequiresFEC[i][k] = false; 4096 } 4097 locals->OutputBppPerState[i][k] = mode_lib->vba.Outbpp; 4098 } 4099 if (mode_lib->vba.Outbpp == BPP_INVALID && mode_lib->vba.PHYCLKPerState[i] >= 540.0) { 4100 mode_lib->vba.Outbpp = TruncToValidBPP( 4101 (1.0 - mode_lib->vba.Downspreading / 100.0) * 540.0 4102 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4103 false, 4104 mode_lib->vba.Output[k], 4105 mode_lib->vba.OutputFormat[k], 4106 mode_lib->vba.DSCInputBitPerComponent[k]); 4107 mode_lib->vba.OutbppDSC = TruncToValidBPP( 4108 (1.0 - mode_lib->vba.Downspreading / 100.0) * (1.0 - mode_lib->vba.EffectiveFECOverhead / 100.0) * 540.0 4109 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4110 true, 4111 mode_lib->vba.Output[k], 4112 mode_lib->vba.OutputFormat[k], 4113 mode_lib->vba.DSCInputBitPerComponent[k]); 4114 if (mode_lib->vba.DSCEnabled[k] == true) { 4115 locals->RequiresDSC[i][k] = true; 4116 if (mode_lib->vba.Output[k] == dm_dp) { 4117 locals->RequiresFEC[i][k] = true; 4118 } else { 4119 locals->RequiresFEC[i][k] = false; 4120 } 4121 mode_lib->vba.Outbpp = mode_lib->vba.OutbppDSC; 4122 } else { 4123 locals->RequiresDSC[i][k] = false; 4124 locals->RequiresFEC[i][k] = false; 4125 } 4126 locals->OutputBppPerState[i][k] = mode_lib->vba.Outbpp; 4127 } 4128 if (mode_lib->vba.Outbpp == BPP_INVALID 4129 && mode_lib->vba.PHYCLKPerState[i] 4130 >= 810.0) { 4131 mode_lib->vba.Outbpp = TruncToValidBPP( 4132 (1.0 - mode_lib->vba.Downspreading / 100.0) * 810.0 4133 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4134 false, 4135 mode_lib->vba.Output[k], 4136 mode_lib->vba.OutputFormat[k], 4137 mode_lib->vba.DSCInputBitPerComponent[k]); 4138 mode_lib->vba.OutbppDSC = TruncToValidBPP( 4139 (1.0 - mode_lib->vba.Downspreading / 100.0) * (1.0 - mode_lib->vba.EffectiveFECOverhead / 100.0) * 810.0 4140 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4141 true, 4142 mode_lib->vba.Output[k], 4143 mode_lib->vba.OutputFormat[k], 4144 mode_lib->vba.DSCInputBitPerComponent[k]); 4145 if (mode_lib->vba.DSCEnabled[k] == true || mode_lib->vba.Outbpp == BPP_INVALID) { 4146 locals->RequiresDSC[i][k] = true; 4147 if (mode_lib->vba.Output[k] == dm_dp) { 4148 locals->RequiresFEC[i][k] = true; 4149 } else { 4150 locals->RequiresFEC[i][k] = false; 4151 } 4152 mode_lib->vba.Outbpp = mode_lib->vba.OutbppDSC; 4153 } else { 4154 locals->RequiresDSC[i][k] = false; 4155 locals->RequiresFEC[i][k] = false; 4156 } 4157 locals->OutputBppPerState[i][k] = 4158 mode_lib->vba.Outbpp; 4159 } 4160 } 4161 } else { 4162 locals->OutputBppPerState[i][k] = BPP_BLENDED_PIPE; 4163 } 4164 } 4165 } 4166 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4167 locals->DIOSupport[i] = true; 4168 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4169 if (!mode_lib->vba.skip_dio_check[k] 4170 && (locals->OutputBppPerState[i][k] == BPP_INVALID 4171 || (mode_lib->vba.OutputFormat[k] == dm_420 4172 && mode_lib->vba.Interlace[k] == true 4173 && mode_lib->vba.ProgressiveToInterlaceUnitInOPP == true))) { 4174 locals->DIOSupport[i] = false; 4175 } 4176 } 4177 } 4178 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4179 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4180 locals->DSCCLKRequiredMoreThanSupported[i] = false; 4181 if (mode_lib->vba.BlendingAndTiming[k] == k) { 4182 if ((mode_lib->vba.Output[k] == dm_dp 4183 || mode_lib->vba.Output[k] == dm_edp)) { 4184 if (mode_lib->vba.OutputFormat[k] == dm_420 4185 || mode_lib->vba.OutputFormat[k] 4186 == dm_n422) { 4187 mode_lib->vba.DSCFormatFactor = 2; 4188 } else { 4189 mode_lib->vba.DSCFormatFactor = 1; 4190 } 4191 if (locals->RequiresDSC[i][k] == true) { 4192 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) { 4193 if (mode_lib->vba.PixelClockBackEnd[k] / 6.0 / mode_lib->vba.DSCFormatFactor 4194 > (1.0 - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) * mode_lib->vba.MaxDSCCLK[i]) { 4195 locals->DSCCLKRequiredMoreThanSupported[i] = 4196 true; 4197 } 4198 } else { 4199 if (mode_lib->vba.PixelClockBackEnd[k] / 3.0 / mode_lib->vba.DSCFormatFactor 4200 > (1.0 - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) * mode_lib->vba.MaxDSCCLK[i]) { 4201 locals->DSCCLKRequiredMoreThanSupported[i] = 4202 true; 4203 } 4204 } 4205 } 4206 } 4207 } 4208 } 4209 } 4210 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4211 locals->NotEnoughDSCUnits[i] = false; 4212 mode_lib->vba.TotalDSCUnitsRequired = 0.0; 4213 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4214 if (locals->RequiresDSC[i][k] == true) { 4215 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) { 4216 mode_lib->vba.TotalDSCUnitsRequired = 4217 mode_lib->vba.TotalDSCUnitsRequired + 2.0; 4218 } else { 4219 mode_lib->vba.TotalDSCUnitsRequired = 4220 mode_lib->vba.TotalDSCUnitsRequired + 1.0; 4221 } 4222 } 4223 } 4224 if (mode_lib->vba.TotalDSCUnitsRequired > mode_lib->vba.NumberOfDSC) { 4225 locals->NotEnoughDSCUnits[i] = true; 4226 } 4227 } 4228 /*DSC Delay per state*/ 4229 4230 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4231 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4232 if (mode_lib->vba.BlendingAndTiming[k] != k) { 4233 mode_lib->vba.slices = 0; 4234 } else if (locals->RequiresDSC[i][k] == 0 4235 || locals->RequiresDSC[i][k] == false) { 4236 mode_lib->vba.slices = 0; 4237 } else if (mode_lib->vba.PixelClockBackEnd[k] > 3200.0) { 4238 mode_lib->vba.slices = dml_ceil( 4239 mode_lib->vba.PixelClockBackEnd[k] / 400.0, 4240 4.0); 4241 } else if (mode_lib->vba.PixelClockBackEnd[k] > 1360.0) { 4242 mode_lib->vba.slices = 8.0; 4243 } else if (mode_lib->vba.PixelClockBackEnd[k] > 680.0) { 4244 mode_lib->vba.slices = 4.0; 4245 } else if (mode_lib->vba.PixelClockBackEnd[k] > 340.0) { 4246 mode_lib->vba.slices = 2.0; 4247 } else { 4248 mode_lib->vba.slices = 1.0; 4249 } 4250 if (locals->OutputBppPerState[i][k] == BPP_BLENDED_PIPE 4251 || locals->OutputBppPerState[i][k] == BPP_INVALID) { 4252 mode_lib->vba.bpp = 0.0; 4253 } else { 4254 mode_lib->vba.bpp = locals->OutputBppPerState[i][k]; 4255 } 4256 if (locals->RequiresDSC[i][k] == true && mode_lib->vba.bpp != 0.0) { 4257 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_disabled) { 4258 locals->DSCDelayPerState[i][k] = 4259 dscceComputeDelay( 4260 mode_lib->vba.DSCInputBitPerComponent[k], 4261 mode_lib->vba.bpp, 4262 dml_ceil( 4263 mode_lib->vba.HActive[k] 4264 / mode_lib->vba.slices, 4265 1.0), 4266 mode_lib->vba.slices, 4267 mode_lib->vba.OutputFormat[k]) 4268 + dscComputeDelay( 4269 mode_lib->vba.OutputFormat[k]); 4270 } else { 4271 locals->DSCDelayPerState[i][k] = 4272 2.0 * (dscceComputeDelay( 4273 mode_lib->vba.DSCInputBitPerComponent[k], 4274 mode_lib->vba.bpp, 4275 dml_ceil(mode_lib->vba.HActive[k] / mode_lib->vba.slices, 1.0), 4276 mode_lib->vba.slices / 2, 4277 mode_lib->vba.OutputFormat[k]) 4278 + dscComputeDelay(mode_lib->vba.OutputFormat[k])); 4279 } 4280 locals->DSCDelayPerState[i][k] = 4281 locals->DSCDelayPerState[i][k] * mode_lib->vba.PixelClock[k] / mode_lib->vba.PixelClockBackEnd[k]; 4282 } else { 4283 locals->DSCDelayPerState[i][k] = 0.0; 4284 } 4285 } 4286 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4287 for (m = 0; m <= mode_lib->vba.NumberOfActivePlanes - 1; m++) { 4288 for (j = 0; j <= mode_lib->vba.NumberOfActivePlanes - 1; j++) { 4289 if (mode_lib->vba.BlendingAndTiming[k] == m && locals->RequiresDSC[i][m] == true) 4290 locals->DSCDelayPerState[i][k] = locals->DSCDelayPerState[i][m]; 4291 } 4292 } 4293 } 4294 } 4295 4296 //Prefetch Check 4297 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4298 for (j = 0; j < 2; j++) { 4299 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4300 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) 4301 locals->SwathWidthYPerState[i][j][k] = dml_min(locals->SwathWidthYSingleDPP[k], dml_round(locals->HActive[k] / 2 * locals->HRatio[k])); 4302 else 4303 locals->SwathWidthYPerState[i][j][k] = locals->SwathWidthYSingleDPP[k] / locals->NoOfDPP[i][j][k]; 4304 locals->SwathWidthGranularityY = 256 / dml_ceil(locals->BytePerPixelInDETY[k], 1) / locals->MaxSwathHeightY[k]; 4305 locals->RoundedUpMaxSwathSizeBytesY = (dml_ceil(locals->SwathWidthYPerState[i][j][k] - 1, locals->SwathWidthGranularityY) 4306 + locals->SwathWidthGranularityY) * locals->BytePerPixelInDETY[k] * locals->MaxSwathHeightY[k]; 4307 if (locals->SourcePixelFormat[k] == dm_420_10) { 4308 locals->RoundedUpMaxSwathSizeBytesY = dml_ceil(locals->RoundedUpMaxSwathSizeBytesY, 256) + 256; 4309 } 4310 if (locals->MaxSwathHeightC[k] > 0) { 4311 locals->SwathWidthGranularityC = 256 / dml_ceil(locals->BytePerPixelInDETC[k], 2) / locals->MaxSwathHeightC[k]; 4312 4313 locals->RoundedUpMaxSwathSizeBytesC = (dml_ceil(locals->SwathWidthYPerState[i][j][k] / 2 - 1, locals->SwathWidthGranularityC) 4314 + locals->SwathWidthGranularityC) * locals->BytePerPixelInDETC[k] * locals->MaxSwathHeightC[k]; 4315 } 4316 if (locals->SourcePixelFormat[k] == dm_420_10) { 4317 locals->RoundedUpMaxSwathSizeBytesC = dml_ceil(locals->RoundedUpMaxSwathSizeBytesC, 256) + 256; 4318 } else { 4319 locals->RoundedUpMaxSwathSizeBytesC = 0; 4320 } 4321 4322 if (locals->RoundedUpMaxSwathSizeBytesY + locals->RoundedUpMaxSwathSizeBytesC <= locals->DETBufferSizeInKByte[0] * 1024.0 / 2) { 4323 locals->SwathHeightYPerState[i][j][k] = locals->MaxSwathHeightY[k]; 4324 locals->SwathHeightCPerState[i][j][k] = locals->MaxSwathHeightC[k]; 4325 } else { 4326 locals->SwathHeightYPerState[i][j][k] = locals->MinSwathHeightY[k]; 4327 locals->SwathHeightCPerState[i][j][k] = locals->MinSwathHeightC[k]; 4328 } 4329 4330 if (locals->BytePerPixelInDETC[k] == 0) { 4331 locals->LinesInDETLuma = locals->DETBufferSizeInKByte[0] * 1024 / locals->BytePerPixelInDETY[k] / locals->SwathWidthYPerState[i][j][k]; 4332 locals->LinesInDETChroma = 0; 4333 } else if (locals->SwathHeightYPerState[i][j][k] <= locals->SwathHeightCPerState[i][j][k]) { 4334 locals->LinesInDETLuma = locals->DETBufferSizeInKByte[0] * 1024 / 2 / locals->BytePerPixelInDETY[k] / 4335 locals->SwathWidthYPerState[i][j][k]; 4336 locals->LinesInDETChroma = locals->DETBufferSizeInKByte[0] * 1024 / 2 / locals->BytePerPixelInDETC[k] / (locals->SwathWidthYPerState[i][j][k] / 2); 4337 } else { 4338 locals->LinesInDETLuma = locals->DETBufferSizeInKByte[0] * 1024 * 2 / 3 / locals->BytePerPixelInDETY[k] / locals->SwathWidthYPerState[i][j][k]; 4339 locals->LinesInDETChroma = locals->DETBufferSizeInKByte[0] * 1024 / 3 / locals->BytePerPixelInDETY[k] / (locals->SwathWidthYPerState[i][j][k] / 2); 4340 } 4341 4342 locals->EffectiveLBLatencyHidingSourceLinesLuma = dml_min(locals->MaxLineBufferLines, 4343 dml_floor(locals->LineBufferSize / locals->LBBitPerPixel[k] / (locals->SwathWidthYPerState[i][j][k] 4344 / dml_max(locals->HRatio[k], 1)), 1)) - (locals->vtaps[k] - 1); 4345 4346 locals->EffectiveLBLatencyHidingSourceLinesChroma = dml_min(locals->MaxLineBufferLines, 4347 dml_floor(locals->LineBufferSize / locals->LBBitPerPixel[k] 4348 / (locals->SwathWidthYPerState[i][j][k] / 2 4349 / dml_max(locals->HRatio[k] / 2, 1)), 1)) - (locals->VTAPsChroma[k] - 1); 4350 4351 locals->EffectiveDETLBLinesLuma = dml_floor(locals->LinesInDETLuma + dml_min( 4352 locals->LinesInDETLuma * locals->RequiredDISPCLK[i][j] * locals->BytePerPixelInDETY[k] * 4353 locals->PSCL_FACTOR[k] / locals->ReturnBWPerState[i][0], 4354 locals->EffectiveLBLatencyHidingSourceLinesLuma), 4355 locals->SwathHeightYPerState[i][j][k]); 4356 if (locals->LinesInDETChroma) { 4357 locals->EffectiveDETLBLinesChroma = dml_floor(locals->LinesInDETChroma + 4358 dml_min(locals->LinesInDETChroma * locals->RequiredDISPCLK[i][j] * 4359 locals->BytePerPixelInDETC[k] * 4360 locals->PSCL_FACTOR_CHROMA[k] / locals->ReturnBWPerState[i][0], 4361 locals->EffectiveLBLatencyHidingSourceLinesChroma), 4362 locals->SwathHeightCPerState[i][j][k]); 4363 } else { 4364 locals->EffectiveDETLBLinesChroma = 0; 4365 } 4366 4367 if (locals->BytePerPixelInDETC[k] == 0) { 4368 locals->UrgentLatencySupportUsPerState[i][j][k] = locals->EffectiveDETLBLinesLuma * (locals->HTotal[k] / locals->PixelClock[k]) 4369 / locals->VRatio[k] - locals->EffectiveDETLBLinesLuma * locals->SwathWidthYPerState[i][j][k] * 4370 dml_ceil(locals->BytePerPixelInDETY[k], 1) / (locals->ReturnBWPerState[i][0] / locals->NoOfDPP[i][j][k]); 4371 } else { 4372 locals->UrgentLatencySupportUsPerState[i][j][k] = dml_min( 4373 locals->EffectiveDETLBLinesLuma * (locals->HTotal[k] / locals->PixelClock[k]) 4374 / locals->VRatio[k] - locals->EffectiveDETLBLinesLuma * locals->SwathWidthYPerState[i][j][k] * 4375 dml_ceil(locals->BytePerPixelInDETY[k], 1) / (locals->ReturnBWPerState[i][0] / locals->NoOfDPP[i][j][k]), 4376 locals->EffectiveDETLBLinesChroma * (locals->HTotal[k] / locals->PixelClock[k]) / (locals->VRatio[k] / 2) - 4377 locals->EffectiveDETLBLinesChroma * locals->SwathWidthYPerState[i][j][k] / 2 * 4378 dml_ceil(locals->BytePerPixelInDETC[k], 2) / (locals->ReturnBWPerState[i][0] / locals->NoOfDPP[i][j][k])); 4379 } 4380 } 4381 } 4382 } 4383 4384 for (i = 0; i <= locals->soc.num_states; i++) { 4385 for (j = 0; j < 2; j++) { 4386 locals->UrgentLatencySupport[i][j] = true; 4387 for (k = 0; k < locals->NumberOfActivePlanes; k++) { 4388 if (locals->UrgentLatencySupportUsPerState[i][j][k] < locals->UrgentLatency) 4389 locals->UrgentLatencySupport[i][j] = false; 4390 } 4391 } 4392 } 4393 4394 4395 /*Prefetch Check*/ 4396 for (i = 0; i <= locals->soc.num_states; i++) { 4397 for (j = 0; j < 2; j++) { 4398 locals->TotalNumberOfDCCActiveDPP[i][j] = 0; 4399 for (k = 0; k < locals->NumberOfActivePlanes; k++) { 4400 if (locals->DCCEnable[k] == true) { 4401 locals->TotalNumberOfDCCActiveDPP[i][j] = 4402 locals->TotalNumberOfDCCActiveDPP[i][j] + locals->NoOfDPP[i][j][k]; 4403 } 4404 } 4405 } 4406 } 4407 4408 CalculateMinAndMaxPrefetchMode(locals->AllowDRAMSelfRefreshOrDRAMClockChangeInVblank, &locals->MinPrefetchMode, &locals->MaxPrefetchMode); 4409 4410 for (i = 0; i <= locals->soc.num_states; i++) { 4411 for (j = 0; j < 2; j++) { 4412 for (k = 0; k < locals->NumberOfActivePlanes; k++) { 4413 locals->NoOfDPPThisState[k] = locals->NoOfDPP[i][j][k]; 4414 locals->RequiredDPPCLKThisState[k] = locals->RequiredDPPCLK[i][j][k]; 4415 locals->SwathHeightYThisState[k] = locals->SwathHeightYPerState[i][j][k]; 4416 locals->SwathHeightCThisState[k] = locals->SwathHeightCPerState[i][j][k]; 4417 locals->SwathWidthYThisState[k] = locals->SwathWidthYPerState[i][j][k]; 4418 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = dml_max( 4419 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4420 mode_lib->vba.PixelClock[k] / 16.0); 4421 if (mode_lib->vba.BytePerPixelInDETC[k] == 0.0) { 4422 if (mode_lib->vba.VRatio[k] <= 1.0) { 4423 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4424 dml_max( 4425 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4426 1.1 4427 * dml_ceil( 4428 mode_lib->vba.BytePerPixelInDETY[k], 4429 1.0) 4430 / 64.0 4431 * mode_lib->vba.HRatio[k] 4432 * mode_lib->vba.PixelClock[k] 4433 / mode_lib->vba.NoOfDPP[i][j][k]); 4434 } else { 4435 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4436 dml_max( 4437 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4438 1.1 4439 * dml_ceil( 4440 mode_lib->vba.BytePerPixelInDETY[k], 4441 1.0) 4442 / 64.0 4443 * mode_lib->vba.PSCL_FACTOR[k] 4444 * mode_lib->vba.RequiredDPPCLK[i][j][k]); 4445 } 4446 } else { 4447 if (mode_lib->vba.VRatio[k] <= 1.0) { 4448 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4449 dml_max( 4450 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4451 1.1 4452 * dml_ceil( 4453 mode_lib->vba.BytePerPixelInDETY[k], 4454 1.0) 4455 / 32.0 4456 * mode_lib->vba.HRatio[k] 4457 * mode_lib->vba.PixelClock[k] 4458 / mode_lib->vba.NoOfDPP[i][j][k]); 4459 } else { 4460 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4461 dml_max( 4462 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4463 1.1 4464 * dml_ceil( 4465 mode_lib->vba.BytePerPixelInDETY[k], 4466 1.0) 4467 / 32.0 4468 * mode_lib->vba.PSCL_FACTOR[k] 4469 * mode_lib->vba.RequiredDPPCLK[i][j][k]); 4470 } 4471 if (mode_lib->vba.VRatio[k] / 2.0 <= 1.0) { 4472 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4473 dml_max( 4474 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4475 1.1 4476 * dml_ceil( 4477 mode_lib->vba.BytePerPixelInDETC[k], 4478 2.0) 4479 / 32.0 4480 * mode_lib->vba.HRatio[k] 4481 / 2.0 4482 * mode_lib->vba.PixelClock[k] 4483 / mode_lib->vba.NoOfDPP[i][j][k]); 4484 } else { 4485 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4486 dml_max( 4487 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4488 1.1 4489 * dml_ceil( 4490 mode_lib->vba.BytePerPixelInDETC[k], 4491 2.0) 4492 / 32.0 4493 * mode_lib->vba.PSCL_FACTOR_CHROMA[k] 4494 * mode_lib->vba.RequiredDPPCLK[i][j][k]); 4495 } 4496 } 4497 } 4498 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4499 mode_lib->vba.PDEAndMetaPTEBytesPerFrameY = CalculateVMAndRowBytes( 4500 mode_lib, 4501 mode_lib->vba.DCCEnable[k], 4502 mode_lib->vba.Read256BlockHeightY[k], 4503 mode_lib->vba.Read256BlockWidthY[k], 4504 mode_lib->vba.SourcePixelFormat[k], 4505 mode_lib->vba.SurfaceTiling[k], 4506 dml_ceil(mode_lib->vba.BytePerPixelInDETY[k], 1.0), 4507 mode_lib->vba.SourceScan[k], 4508 mode_lib->vba.ViewportWidth[k], 4509 mode_lib->vba.ViewportHeight[k], 4510 mode_lib->vba.SwathWidthYPerState[i][j][k], 4511 mode_lib->vba.GPUVMEnable, 4512 mode_lib->vba.VMMPageSize, 4513 mode_lib->vba.PTEBufferSizeInRequestsLuma, 4514 mode_lib->vba.PDEProcessingBufIn64KBReqs, 4515 mode_lib->vba.PitchY[k], 4516 mode_lib->vba.DCCMetaPitchY[k], 4517 &mode_lib->vba.MacroTileWidthY[k], 4518 &mode_lib->vba.MetaRowBytesY, 4519 &mode_lib->vba.DPTEBytesPerRowY, 4520 &mode_lib->vba.PTEBufferSizeNotExceededY[i][j][k], 4521 &mode_lib->vba.dpte_row_height[k], 4522 &mode_lib->vba.meta_row_height[k]); 4523 mode_lib->vba.PrefetchLinesY[0][0][k] = CalculatePrefetchSourceLines( 4524 mode_lib, 4525 mode_lib->vba.VRatio[k], 4526 mode_lib->vba.vtaps[k], 4527 mode_lib->vba.Interlace[k], 4528 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 4529 mode_lib->vba.SwathHeightYPerState[i][j][k], 4530 mode_lib->vba.ViewportYStartY[k], 4531 &mode_lib->vba.PrefillY[k], 4532 &mode_lib->vba.MaxNumSwY[k]); 4533 if ((mode_lib->vba.SourcePixelFormat[k] != dm_444_64 4534 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 4535 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 4536 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 4537 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8)) { 4538 mode_lib->vba.PDEAndMetaPTEBytesPerFrameC = CalculateVMAndRowBytes( 4539 mode_lib, 4540 mode_lib->vba.DCCEnable[k], 4541 mode_lib->vba.Read256BlockHeightY[k], 4542 mode_lib->vba.Read256BlockWidthY[k], 4543 mode_lib->vba.SourcePixelFormat[k], 4544 mode_lib->vba.SurfaceTiling[k], 4545 dml_ceil(mode_lib->vba.BytePerPixelInDETC[k], 2.0), 4546 mode_lib->vba.SourceScan[k], 4547 mode_lib->vba.ViewportWidth[k] / 2.0, 4548 mode_lib->vba.ViewportHeight[k] / 2.0, 4549 mode_lib->vba.SwathWidthYPerState[i][j][k] / 2.0, 4550 mode_lib->vba.GPUVMEnable, 4551 mode_lib->vba.VMMPageSize, 4552 mode_lib->vba.PTEBufferSizeInRequestsLuma, 4553 mode_lib->vba.PDEProcessingBufIn64KBReqs, 4554 mode_lib->vba.PitchC[k], 4555 0.0, 4556 &mode_lib->vba.MacroTileWidthC[k], 4557 &mode_lib->vba.MetaRowBytesC, 4558 &mode_lib->vba.DPTEBytesPerRowC, 4559 &mode_lib->vba.PTEBufferSizeNotExceededC[i][j][k], 4560 &mode_lib->vba.dpte_row_height_chroma[k], 4561 &mode_lib->vba.meta_row_height_chroma[k]); 4562 mode_lib->vba.PrefetchLinesC[0][0][k] = CalculatePrefetchSourceLines( 4563 mode_lib, 4564 mode_lib->vba.VRatio[k] / 2.0, 4565 mode_lib->vba.VTAPsChroma[k], 4566 mode_lib->vba.Interlace[k], 4567 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 4568 mode_lib->vba.SwathHeightCPerState[i][j][k], 4569 mode_lib->vba.ViewportYStartC[k], 4570 &mode_lib->vba.PrefillC[k], 4571 &mode_lib->vba.MaxNumSwC[k]); 4572 } else { 4573 mode_lib->vba.PDEAndMetaPTEBytesPerFrameC = 0.0; 4574 mode_lib->vba.MetaRowBytesC = 0.0; 4575 mode_lib->vba.DPTEBytesPerRowC = 0.0; 4576 locals->PrefetchLinesC[0][0][k] = 0.0; 4577 locals->PTEBufferSizeNotExceededC[i][j][k] = true; 4578 locals->PTEBufferSizeInRequestsForLuma = mode_lib->vba.PTEBufferSizeInRequestsLuma + mode_lib->vba.PTEBufferSizeInRequestsChroma; 4579 } 4580 locals->PDEAndMetaPTEBytesPerFrame[0][0][k] = 4581 mode_lib->vba.PDEAndMetaPTEBytesPerFrameY + mode_lib->vba.PDEAndMetaPTEBytesPerFrameC; 4582 locals->MetaRowBytes[0][0][k] = mode_lib->vba.MetaRowBytesY + mode_lib->vba.MetaRowBytesC; 4583 locals->DPTEBytesPerRow[0][0][k] = mode_lib->vba.DPTEBytesPerRowY + mode_lib->vba.DPTEBytesPerRowC; 4584 4585 CalculateActiveRowBandwidth( 4586 mode_lib->vba.GPUVMEnable, 4587 mode_lib->vba.SourcePixelFormat[k], 4588 mode_lib->vba.VRatio[k], 4589 mode_lib->vba.DCCEnable[k], 4590 mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], 4591 mode_lib->vba.MetaRowBytesY, 4592 mode_lib->vba.MetaRowBytesC, 4593 mode_lib->vba.meta_row_height[k], 4594 mode_lib->vba.meta_row_height_chroma[k], 4595 mode_lib->vba.DPTEBytesPerRowY, 4596 mode_lib->vba.DPTEBytesPerRowC, 4597 mode_lib->vba.dpte_row_height[k], 4598 mode_lib->vba.dpte_row_height_chroma[k], 4599 &mode_lib->vba.meta_row_bw[k], 4600 &mode_lib->vba.dpte_row_bw[k], 4601 &mode_lib->vba.qual_row_bw[k]); 4602 } 4603 mode_lib->vba.ExtraLatency = 4604 mode_lib->vba.UrgentRoundTripAndOutOfOrderLatencyPerState[i] 4605 + (mode_lib->vba.TotalNumberOfActiveDPP[i][j] 4606 * mode_lib->vba.PixelChunkSizeInKByte 4607 + mode_lib->vba.TotalNumberOfDCCActiveDPP[i][j] 4608 * mode_lib->vba.MetaChunkSize) 4609 * 1024.0 4610 / mode_lib->vba.ReturnBWPerState[i][0]; 4611 if (mode_lib->vba.GPUVMEnable == true) { 4612 mode_lib->vba.ExtraLatency = mode_lib->vba.ExtraLatency 4613 + mode_lib->vba.TotalNumberOfActiveDPP[i][j] 4614 * mode_lib->vba.PTEGroupSize 4615 / mode_lib->vba.ReturnBWPerState[i][0]; 4616 } 4617 mode_lib->vba.TimeCalc = 24.0 / mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0]; 4618 4619 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4620 if (mode_lib->vba.BlendingAndTiming[k] == k) { 4621 if (mode_lib->vba.WritebackEnable[k] == true) { 4622 locals->WritebackDelay[i][k] = mode_lib->vba.WritebackLatency 4623 + CalculateWriteBackDelay( 4624 mode_lib->vba.WritebackPixelFormat[k], 4625 mode_lib->vba.WritebackHRatio[k], 4626 mode_lib->vba.WritebackVRatio[k], 4627 mode_lib->vba.WritebackLumaHTaps[k], 4628 mode_lib->vba.WritebackLumaVTaps[k], 4629 mode_lib->vba.WritebackChromaHTaps[k], 4630 mode_lib->vba.WritebackChromaVTaps[k], 4631 mode_lib->vba.WritebackDestinationWidth[k]) / locals->RequiredDISPCLK[i][j]; 4632 } else { 4633 locals->WritebackDelay[i][k] = 0.0; 4634 } 4635 for (m = 0; m <= mode_lib->vba.NumberOfActivePlanes - 1; m++) { 4636 if (mode_lib->vba.BlendingAndTiming[m] == k 4637 && mode_lib->vba.WritebackEnable[m] 4638 == true) { 4639 locals->WritebackDelay[i][k] = dml_max(locals->WritebackDelay[i][k], 4640 mode_lib->vba.WritebackLatency + CalculateWriteBackDelay( 4641 mode_lib->vba.WritebackPixelFormat[m], 4642 mode_lib->vba.WritebackHRatio[m], 4643 mode_lib->vba.WritebackVRatio[m], 4644 mode_lib->vba.WritebackLumaHTaps[m], 4645 mode_lib->vba.WritebackLumaVTaps[m], 4646 mode_lib->vba.WritebackChromaHTaps[m], 4647 mode_lib->vba.WritebackChromaVTaps[m], 4648 mode_lib->vba.WritebackDestinationWidth[m]) / locals->RequiredDISPCLK[i][j]); 4649 } 4650 } 4651 } 4652 } 4653 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4654 for (m = 0; m <= mode_lib->vba.NumberOfActivePlanes - 1; m++) { 4655 if (mode_lib->vba.BlendingAndTiming[k] == m) { 4656 locals->WritebackDelay[i][k] = locals->WritebackDelay[i][m]; 4657 } 4658 } 4659 } 4660 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4661 for (m = 0; m < locals->NumberOfCursors[k]; m++) 4662 locals->cursor_bw[k] = locals->NumberOfCursors[k] * locals->CursorWidth[k][m] * locals->CursorBPP[k][m] 4663 / 8 / (locals->HTotal[k] / locals->PixelClock[k]) * locals->VRatio[k]; 4664 } 4665 4666 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4667 locals->MaximumVStartup[0][0][k] = mode_lib->vba.VTotal[k] - mode_lib->vba.VActive[k] 4668 - dml_max(1.0, dml_ceil(locals->WritebackDelay[i][k] / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]), 1.0)); 4669 } 4670 4671 mode_lib->vba.NextPrefetchMode = mode_lib->vba.MinPrefetchMode; 4672 do { 4673 mode_lib->vba.PrefetchMode[i][j] = mode_lib->vba.NextPrefetchMode; 4674 mode_lib->vba.NextPrefetchMode = mode_lib->vba.NextPrefetchMode + 1; 4675 4676 mode_lib->vba.TWait = CalculateTWait( 4677 mode_lib->vba.PrefetchMode[i][j], 4678 mode_lib->vba.DRAMClockChangeLatency, 4679 mode_lib->vba.UrgentLatency, 4680 mode_lib->vba.SREnterPlusExitTime); 4681 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4682 4683 if (mode_lib->vba.XFCEnabled[k] == true) { 4684 mode_lib->vba.XFCRemoteSurfaceFlipDelay = 4685 CalculateRemoteSurfaceFlipDelay( 4686 mode_lib, 4687 mode_lib->vba.VRatio[k], 4688 locals->SwathWidthYPerState[i][j][k], 4689 dml_ceil(locals->BytePerPixelInDETY[k], 1.0), 4690 mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], 4691 mode_lib->vba.XFCTSlvVupdateOffset, 4692 mode_lib->vba.XFCTSlvVupdateWidth, 4693 mode_lib->vba.XFCTSlvVreadyOffset, 4694 mode_lib->vba.XFCXBUFLatencyTolerance, 4695 mode_lib->vba.XFCFillBWOverhead, 4696 mode_lib->vba.XFCSlvChunkSize, 4697 mode_lib->vba.XFCBusTransportTime, 4698 mode_lib->vba.TimeCalc, 4699 mode_lib->vba.TWait, 4700 &mode_lib->vba.SrcActiveDrainRate, 4701 &mode_lib->vba.TInitXFill, 4702 &mode_lib->vba.TslvChk); 4703 } else { 4704 mode_lib->vba.XFCRemoteSurfaceFlipDelay = 0.0; 4705 } 4706 mode_lib->vba.IsErrorResult[i][j][k] = 4707 CalculatePrefetchSchedule( 4708 mode_lib, 4709 mode_lib->vba.RequiredDPPCLK[i][j][k], 4710 mode_lib->vba.RequiredDISPCLK[i][j], 4711 mode_lib->vba.PixelClock[k], 4712 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4713 mode_lib->vba.DSCDelayPerState[i][k], 4714 mode_lib->vba.NoOfDPP[i][j][k], 4715 mode_lib->vba.ScalerEnabled[k], 4716 mode_lib->vba.NumberOfCursors[k], 4717 mode_lib->vba.DPPCLKDelaySubtotal, 4718 mode_lib->vba.DPPCLKDelaySCL, 4719 mode_lib->vba.DPPCLKDelaySCLLBOnly, 4720 mode_lib->vba.DPPCLKDelayCNVCFormater, 4721 mode_lib->vba.DPPCLKDelayCNVCCursor, 4722 mode_lib->vba.DISPCLKDelaySubtotal, 4723 mode_lib->vba.SwathWidthYPerState[i][j][k] 4724 / mode_lib->vba.HRatio[k], 4725 mode_lib->vba.OutputFormat[k], 4726 mode_lib->vba.VTotal[k] 4727 - mode_lib->vba.VActive[k], 4728 mode_lib->vba.HTotal[k], 4729 mode_lib->vba.MaxInterDCNTileRepeaters, 4730 mode_lib->vba.MaximumVStartup[0][0][k], 4731 mode_lib->vba.GPUVMMaxPageTableLevels, 4732 mode_lib->vba.GPUVMEnable, 4733 mode_lib->vba.DynamicMetadataEnable[k], 4734 mode_lib->vba.DynamicMetadataLinesBeforeActiveRequired[k], 4735 mode_lib->vba.DynamicMetadataTransmittedBytes[k], 4736 mode_lib->vba.DCCEnable[k], 4737 mode_lib->vba.UrgentLatencyPixelDataOnly, 4738 mode_lib->vba.ExtraLatency, 4739 mode_lib->vba.TimeCalc, 4740 mode_lib->vba.PDEAndMetaPTEBytesPerFrame[0][0][k], 4741 mode_lib->vba.MetaRowBytes[0][0][k], 4742 mode_lib->vba.DPTEBytesPerRow[0][0][k], 4743 mode_lib->vba.PrefetchLinesY[0][0][k], 4744 mode_lib->vba.SwathWidthYPerState[i][j][k], 4745 mode_lib->vba.BytePerPixelInDETY[k], 4746 mode_lib->vba.PrefillY[k], 4747 mode_lib->vba.MaxNumSwY[k], 4748 mode_lib->vba.PrefetchLinesC[0][0][k], 4749 mode_lib->vba.BytePerPixelInDETC[k], 4750 mode_lib->vba.PrefillC[k], 4751 mode_lib->vba.MaxNumSwC[k], 4752 mode_lib->vba.SwathHeightYPerState[i][j][k], 4753 mode_lib->vba.SwathHeightCPerState[i][j][k], 4754 mode_lib->vba.TWait, 4755 mode_lib->vba.XFCEnabled[k], 4756 mode_lib->vba.XFCRemoteSurfaceFlipDelay, 4757 mode_lib->vba.Interlace[k], 4758 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 4759 mode_lib->vba.DSTXAfterScaler, 4760 mode_lib->vba.DSTYAfterScaler, 4761 &mode_lib->vba.LineTimesForPrefetch[k], 4762 &mode_lib->vba.PrefetchBW[k], 4763 &mode_lib->vba.LinesForMetaPTE[k], 4764 &mode_lib->vba.LinesForMetaAndDPTERow[k], 4765 &mode_lib->vba.VRatioPreY[i][j][k], 4766 &mode_lib->vba.VRatioPreC[i][j][k], 4767 &mode_lib->vba.RequiredPrefetchPixelDataBWLuma[i][j][k], 4768 &mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, 4769 &mode_lib->vba.Tno_bw[k], 4770 &mode_lib->vba.VUpdateOffsetPix[k], 4771 &mode_lib->vba.VUpdateWidthPix[k], 4772 &mode_lib->vba.VReadyOffsetPix[k]); 4773 } 4774 mode_lib->vba.MaximumReadBandwidthWithoutPrefetch = 0.0; 4775 mode_lib->vba.MaximumReadBandwidthWithPrefetch = 0.0; 4776 locals->prefetch_vm_bw_valid = true; 4777 locals->prefetch_row_bw_valid = true; 4778 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4779 if (locals->PDEAndMetaPTEBytesPerFrame[0][0][k] == 0) 4780 locals->prefetch_vm_bw[k] = 0; 4781 else if (locals->LinesForMetaPTE[k] > 0) 4782 locals->prefetch_vm_bw[k] = locals->PDEAndMetaPTEBytesPerFrame[0][0][k] 4783 / (locals->LinesForMetaPTE[k] * locals->HTotal[k] / locals->PixelClock[k]); 4784 else { 4785 locals->prefetch_vm_bw[k] = 0; 4786 locals->prefetch_vm_bw_valid = false; 4787 } 4788 if (locals->MetaRowBytes[0][0][k] + locals->DPTEBytesPerRow[0][0][k] == 0) 4789 locals->prefetch_row_bw[k] = 0; 4790 else if (locals->LinesForMetaAndDPTERow[k] > 0) 4791 locals->prefetch_row_bw[k] = (locals->MetaRowBytes[0][0][k] + locals->DPTEBytesPerRow[0][0][k]) 4792 / (locals->LinesForMetaAndDPTERow[k] * locals->HTotal[k] / locals->PixelClock[k]); 4793 else { 4794 locals->prefetch_row_bw[k] = 0; 4795 locals->prefetch_row_bw_valid = false; 4796 } 4797 4798 mode_lib->vba.MaximumReadBandwidthWithoutPrefetch = mode_lib->vba.MaximumReadBandwidthWithPrefetch 4799 + mode_lib->vba.cursor_bw[k] + mode_lib->vba.ReadBandwidth[k] + mode_lib->vba.meta_row_bw[k] + mode_lib->vba.dpte_row_bw[k]; 4800 mode_lib->vba.MaximumReadBandwidthWithPrefetch = 4801 mode_lib->vba.MaximumReadBandwidthWithPrefetch 4802 + mode_lib->vba.cursor_bw[k] 4803 + dml_max3( 4804 mode_lib->vba.prefetch_vm_bw[k], 4805 mode_lib->vba.prefetch_row_bw[k], 4806 dml_max(mode_lib->vba.ReadBandwidth[k], 4807 mode_lib->vba.RequiredPrefetchPixelDataBWLuma[i][j][k]) 4808 + mode_lib->vba.meta_row_bw[k] + mode_lib->vba.dpte_row_bw[k]); 4809 } 4810 locals->BandwidthWithoutPrefetchSupported[i][0] = true; 4811 if (mode_lib->vba.MaximumReadBandwidthWithoutPrefetch > locals->ReturnBWPerState[i][0]) { 4812 locals->BandwidthWithoutPrefetchSupported[i][0] = false; 4813 } 4814 4815 locals->PrefetchSupported[i][j] = true; 4816 if (mode_lib->vba.MaximumReadBandwidthWithPrefetch > locals->ReturnBWPerState[i][0]) { 4817 locals->PrefetchSupported[i][j] = false; 4818 } 4819 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4820 if (locals->LineTimesForPrefetch[k] < 2.0 4821 || locals->LinesForMetaPTE[k] >= 8.0 4822 || locals->LinesForMetaAndDPTERow[k] >= 16.0 4823 || mode_lib->vba.IsErrorResult[i][j][k] == true) { 4824 locals->PrefetchSupported[i][j] = false; 4825 } 4826 } 4827 locals->VRatioInPrefetchSupported[i][j] = true; 4828 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4829 if (locals->VRatioPreY[i][j][k] > 4.0 4830 || locals->VRatioPreC[i][j][k] > 4.0 4831 || mode_lib->vba.IsErrorResult[i][j][k] == true) { 4832 locals->VRatioInPrefetchSupported[i][j] = false; 4833 } 4834 } 4835 } while ((locals->PrefetchSupported[i][j] != true || locals->VRatioInPrefetchSupported[i][j] != true) 4836 && mode_lib->vba.NextPrefetchMode < mode_lib->vba.MaxPrefetchMode); 4837 4838 if (mode_lib->vba.PrefetchSupported[i][j] == true 4839 && mode_lib->vba.VRatioInPrefetchSupported[i][j] == true) { 4840 mode_lib->vba.BandwidthAvailableForImmediateFlip = 4841 mode_lib->vba.ReturnBWPerState[i][0]; 4842 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4843 mode_lib->vba.BandwidthAvailableForImmediateFlip = 4844 mode_lib->vba.BandwidthAvailableForImmediateFlip 4845 - mode_lib->vba.cursor_bw[k] 4846 - dml_max( 4847 mode_lib->vba.ReadBandwidth[k] + mode_lib->vba.qual_row_bw[k], 4848 mode_lib->vba.PrefetchBW[k]); 4849 } 4850 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4851 mode_lib->vba.ImmediateFlipBytes[k] = 0.0; 4852 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 4853 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 4854 mode_lib->vba.ImmediateFlipBytes[k] = 4855 mode_lib->vba.PDEAndMetaPTEBytesPerFrame[0][0][k] 4856 + mode_lib->vba.MetaRowBytes[0][0][k] 4857 + mode_lib->vba.DPTEBytesPerRow[0][0][k]; 4858 } 4859 } 4860 mode_lib->vba.TotImmediateFlipBytes = 0.0; 4861 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4862 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 4863 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 4864 mode_lib->vba.TotImmediateFlipBytes = 4865 mode_lib->vba.TotImmediateFlipBytes 4866 + mode_lib->vba.ImmediateFlipBytes[k]; 4867 } 4868 } 4869 4870 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4871 CalculateFlipSchedule( 4872 mode_lib, 4873 mode_lib->vba.ExtraLatency, 4874 mode_lib->vba.UrgentLatencyPixelDataOnly, 4875 mode_lib->vba.GPUVMMaxPageTableLevels, 4876 mode_lib->vba.GPUVMEnable, 4877 mode_lib->vba.BandwidthAvailableForImmediateFlip, 4878 mode_lib->vba.TotImmediateFlipBytes, 4879 mode_lib->vba.SourcePixelFormat[k], 4880 mode_lib->vba.ImmediateFlipBytes[k], 4881 mode_lib->vba.HTotal[k] 4882 / mode_lib->vba.PixelClock[k], 4883 mode_lib->vba.VRatio[k], 4884 mode_lib->vba.Tno_bw[k], 4885 mode_lib->vba.PDEAndMetaPTEBytesPerFrame[0][0][k], 4886 mode_lib->vba.MetaRowBytes[0][0][k], 4887 mode_lib->vba.DPTEBytesPerRow[0][0][k], 4888 mode_lib->vba.DCCEnable[k], 4889 mode_lib->vba.dpte_row_height[k], 4890 mode_lib->vba.meta_row_height[k], 4891 mode_lib->vba.qual_row_bw[k], 4892 &mode_lib->vba.DestinationLinesToRequestVMInImmediateFlip[k], 4893 &mode_lib->vba.DestinationLinesToRequestRowInImmediateFlip[k], 4894 &mode_lib->vba.final_flip_bw[k], 4895 &mode_lib->vba.ImmediateFlipSupportedForPipe[k]); 4896 } 4897 mode_lib->vba.total_dcn_read_bw_with_flip = 0.0; 4898 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4899 mode_lib->vba.total_dcn_read_bw_with_flip = 4900 mode_lib->vba.total_dcn_read_bw_with_flip 4901 + mode_lib->vba.cursor_bw[k] 4902 + dml_max3( 4903 mode_lib->vba.prefetch_vm_bw[k], 4904 mode_lib->vba.prefetch_row_bw[k], 4905 mode_lib->vba.final_flip_bw[k] 4906 + dml_max( 4907 mode_lib->vba.ReadBandwidth[k], 4908 mode_lib->vba.RequiredPrefetchPixelDataBWLuma[i][j][k])); 4909 } 4910 mode_lib->vba.ImmediateFlipSupportedForState[i][j] = true; 4911 if (mode_lib->vba.total_dcn_read_bw_with_flip 4912 > mode_lib->vba.ReturnBWPerState[i][0]) { 4913 mode_lib->vba.ImmediateFlipSupportedForState[i][j] = false; 4914 } 4915 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4916 if (mode_lib->vba.ImmediateFlipSupportedForPipe[k] == false) { 4917 mode_lib->vba.ImmediateFlipSupportedForState[i][j] = false; 4918 } 4919 } 4920 } else { 4921 mode_lib->vba.ImmediateFlipSupportedForState[i][j] = false; 4922 } 4923 } 4924 } 4925 4926 /*Vertical Active BW support*/ 4927 mode_lib->vba.MaxTotalVActiveRDBandwidth = 0; 4928 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; k++) 4929 mode_lib->vba.MaxTotalVActiveRDBandwidth = mode_lib->vba.MaxTotalVActiveRDBandwidth + mode_lib->vba.ReadBandwidth[k]; 4930 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4931 mode_lib->vba.MaxTotalVerticalActiveAvailableBandwidth[i][0] = dml_min(mode_lib->vba.ReturnBusWidth * 4932 mode_lib->vba.DCFCLKPerState[i], mode_lib->vba.FabricAndDRAMBandwidthPerState[i] * 1000) * 4933 mode_lib->vba.MaxAveragePercentOfIdealDRAMBWDisplayCanUseInNormalSystemOperation / 100; 4934 if (mode_lib->vba.MaxTotalVActiveRDBandwidth <= mode_lib->vba.MaxTotalVerticalActiveAvailableBandwidth[i][0]) 4935 mode_lib->vba.TotalVerticalActiveBandwidthSupport[i][0] = true; 4936 else 4937 mode_lib->vba.TotalVerticalActiveBandwidthSupport[i][0] = false; 4938 } 4939 4940 /*PTE Buffer Size Check*/ 4941 4942 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4943 for (j = 0; j < 2; j++) { 4944 locals->PTEBufferSizeNotExceeded[i][j] = true; 4945 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4946 if (locals->PTEBufferSizeNotExceededY[i][j][k] == false 4947 || locals->PTEBufferSizeNotExceededC[i][j][k] == false) { 4948 locals->PTEBufferSizeNotExceeded[i][j] = false; 4949 } 4950 } 4951 } 4952 } 4953 /*Cursor Support Check*/ 4954 mode_lib->vba.CursorSupport = true; 4955 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4956 for (j = 0; j < 2; j++) { 4957 if (mode_lib->vba.CursorWidth[k][j] > 0.0) { 4958 if (dml_floor( 4959 dml_floor( 4960 mode_lib->vba.CursorBufferSize 4961 - mode_lib->vba.CursorChunkSize, 4962 mode_lib->vba.CursorChunkSize) * 1024.0 4963 / (mode_lib->vba.CursorWidth[k][j] 4964 * mode_lib->vba.CursorBPP[k][j] 4965 / 8.0), 4966 1.0) 4967 * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 4968 / mode_lib->vba.VRatio[k] < mode_lib->vba.UrgentLatencyPixelDataOnly 4969 || (mode_lib->vba.CursorBPP[k][j] == 64.0 4970 && mode_lib->vba.Cursor64BppSupport == false)) { 4971 mode_lib->vba.CursorSupport = false; 4972 } 4973 } 4974 } 4975 } 4976 /*Valid Pitch Check*/ 4977 4978 mode_lib->vba.PitchSupport = true; 4979 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4980 locals->AlignedYPitch[k] = dml_ceil( 4981 dml_max(mode_lib->vba.PitchY[k], mode_lib->vba.ViewportWidth[k]), 4982 locals->MacroTileWidthY[k]); 4983 if (locals->AlignedYPitch[k] > mode_lib->vba.PitchY[k]) { 4984 mode_lib->vba.PitchSupport = false; 4985 } 4986 if (mode_lib->vba.DCCEnable[k] == true) { 4987 locals->AlignedDCCMetaPitch[k] = dml_ceil( 4988 dml_max( 4989 mode_lib->vba.DCCMetaPitchY[k], 4990 mode_lib->vba.ViewportWidth[k]), 4991 64.0 * locals->Read256BlockWidthY[k]); 4992 } else { 4993 locals->AlignedDCCMetaPitch[k] = mode_lib->vba.DCCMetaPitchY[k]; 4994 } 4995 if (locals->AlignedDCCMetaPitch[k] > mode_lib->vba.DCCMetaPitchY[k]) { 4996 mode_lib->vba.PitchSupport = false; 4997 } 4998 if (mode_lib->vba.SourcePixelFormat[k] != dm_444_64 4999 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 5000 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 5001 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 5002 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8) { 5003 locals->AlignedCPitch[k] = dml_ceil( 5004 dml_max( 5005 mode_lib->vba.PitchC[k], 5006 mode_lib->vba.ViewportWidth[k] / 2.0), 5007 locals->MacroTileWidthC[k]); 5008 } else { 5009 locals->AlignedCPitch[k] = mode_lib->vba.PitchC[k]; 5010 } 5011 if (locals->AlignedCPitch[k] > mode_lib->vba.PitchC[k]) { 5012 mode_lib->vba.PitchSupport = false; 5013 } 5014 } 5015 /*Mode Support, Voltage State and SOC Configuration*/ 5016 5017 for (i = mode_lib->vba.soc.num_states; i >= 0; i--) { 5018 for (j = 0; j < 2; j++) { 5019 enum dm_validation_status status = DML_VALIDATION_OK; 5020 5021 if (mode_lib->vba.ScaleRatioAndTapsSupport != true) { 5022 status = DML_FAIL_SCALE_RATIO_TAP; 5023 } else if (mode_lib->vba.SourceFormatPixelAndScanSupport != true) { 5024 status = DML_FAIL_SOURCE_PIXEL_FORMAT; 5025 } else if (locals->ViewportSizeSupport[i][0] != true) { 5026 status = DML_FAIL_VIEWPORT_SIZE; 5027 } else if (locals->DIOSupport[i] != true) { 5028 status = DML_FAIL_DIO_SUPPORT; 5029 } else if (locals->NotEnoughDSCUnits[i] != false) { 5030 status = DML_FAIL_NOT_ENOUGH_DSC; 5031 } else if (locals->DSCCLKRequiredMoreThanSupported[i] != false) { 5032 status = DML_FAIL_DSC_CLK_REQUIRED; 5033 } else if (locals->UrgentLatencySupport[i][j] != true) { 5034 status = DML_FAIL_URGENT_LATENCY; 5035 } else if (locals->ROBSupport[i][0] != true) { 5036 status = DML_FAIL_REORDERING_BUFFER; 5037 } else if (locals->DISPCLK_DPPCLK_Support[i][j] != true) { 5038 status = DML_FAIL_DISPCLK_DPPCLK; 5039 } else if (locals->TotalAvailablePipesSupport[i][j] != true) { 5040 status = DML_FAIL_TOTAL_AVAILABLE_PIPES; 5041 } else if (mode_lib->vba.NumberOfOTGSupport != true) { 5042 status = DML_FAIL_NUM_OTG; 5043 } else if (mode_lib->vba.WritebackModeSupport != true) { 5044 status = DML_FAIL_WRITEBACK_MODE; 5045 } else if (mode_lib->vba.WritebackLatencySupport != true) { 5046 status = DML_FAIL_WRITEBACK_LATENCY; 5047 } else if (mode_lib->vba.WritebackScaleRatioAndTapsSupport != true) { 5048 status = DML_FAIL_WRITEBACK_SCALE_RATIO_TAP; 5049 } else if (mode_lib->vba.CursorSupport != true) { 5050 status = DML_FAIL_CURSOR_SUPPORT; 5051 } else if (mode_lib->vba.PitchSupport != true) { 5052 status = DML_FAIL_PITCH_SUPPORT; 5053 } else if (locals->PrefetchSupported[i][j] != true) { 5054 status = DML_FAIL_PREFETCH_SUPPORT; 5055 } else if (locals->TotalVerticalActiveBandwidthSupport[i][0] != true) { 5056 status = DML_FAIL_TOTAL_V_ACTIVE_BW; 5057 } else if (locals->VRatioInPrefetchSupported[i][j] != true) { 5058 status = DML_FAIL_V_RATIO_PREFETCH; 5059 } else if (locals->PTEBufferSizeNotExceeded[i][j] != true) { 5060 status = DML_FAIL_PTE_BUFFER_SIZE; 5061 } else if (mode_lib->vba.NonsupportedDSCInputBPC != false) { 5062 status = DML_FAIL_DSC_INPUT_BPC; 5063 } 5064 5065 if (status == DML_VALIDATION_OK) { 5066 locals->ModeSupport[i][j] = true; 5067 } else { 5068 locals->ModeSupport[i][j] = false; 5069 } 5070 locals->ValidationStatus[i] = status; 5071 } 5072 } 5073 { 5074 unsigned int MaximumMPCCombine = 0; 5075 mode_lib->vba.VoltageLevel = mode_lib->vba.soc.num_states + 1; 5076 for (i = mode_lib->vba.VoltageOverrideLevel; i <= mode_lib->vba.soc.num_states; i++) { 5077 if (locals->ModeSupport[i][0] == true || locals->ModeSupport[i][1] == true) { 5078 mode_lib->vba.VoltageLevel = i; 5079 if (locals->ModeSupport[i][1] == true && (locals->ModeSupport[i][0] == false 5080 || mode_lib->vba.WhenToDoMPCCombine == dm_mpc_always_when_possible)) { 5081 MaximumMPCCombine = 1; 5082 } else { 5083 MaximumMPCCombine = 0; 5084 } 5085 break; 5086 } 5087 } 5088 mode_lib->vba.ImmediateFlipSupport = 5089 locals->ImmediateFlipSupportedForState[mode_lib->vba.VoltageLevel][MaximumMPCCombine]; 5090 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 5091 mode_lib->vba.DPPPerPlane[k] = locals->NoOfDPP[mode_lib->vba.VoltageLevel][MaximumMPCCombine][k]; 5092 locals->DPPCLK[k] = locals->RequiredDPPCLK[mode_lib->vba.VoltageLevel][MaximumMPCCombine][k]; 5093 } 5094 mode_lib->vba.DISPCLK = locals->RequiredDISPCLK[mode_lib->vba.VoltageLevel][MaximumMPCCombine]; 5095 mode_lib->vba.maxMpcComb = MaximumMPCCombine; 5096 } 5097 mode_lib->vba.DCFCLK = mode_lib->vba.DCFCLKPerState[mode_lib->vba.VoltageLevel]; 5098 mode_lib->vba.DRAMSpeed = mode_lib->vba.DRAMSpeedPerState[mode_lib->vba.VoltageLevel]; 5099 mode_lib->vba.FabricClock = mode_lib->vba.FabricClockPerState[mode_lib->vba.VoltageLevel]; 5100 mode_lib->vba.SOCCLK = mode_lib->vba.SOCCLKPerState[mode_lib->vba.VoltageLevel]; 5101 mode_lib->vba.ReturnBW = locals->ReturnBWPerState[mode_lib->vba.VoltageLevel][0]; 5102 mode_lib->vba.FabricAndDRAMBandwidth = locals->FabricAndDRAMBandwidthPerState[mode_lib->vba.VoltageLevel]; 5103 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 5104 if (mode_lib->vba.BlendingAndTiming[k] == k) { 5105 mode_lib->vba.ODMCombineEnabled[k] = 5106 locals->ODMCombineEnablePerState[mode_lib->vba.VoltageLevel][k]; 5107 } else { 5108 mode_lib->vba.ODMCombineEnabled[k] = 0; 5109 } 5110 mode_lib->vba.DSCEnabled[k] = 5111 locals->RequiresDSC[mode_lib->vba.VoltageLevel][k]; 5112 mode_lib->vba.OutputBpp[k] = 5113 locals->OutputBppPerState[mode_lib->vba.VoltageLevel][k]; 5114 } 5115}
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