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_20v2.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_DSC_IMAGE_WIDTH 5184 42 #define DCN20_MAX_420_IMAGE_WIDTH 4096 43 44 static double adjust_ReturnBW( 45 struct display_mode_lib *mode_lib, 46 double ReturnBW, 47 bool DCCEnabledAnyPlane, 48 double ReturnBandwidthToDCN); 49 static unsigned int dscceComputeDelay( 50 unsigned int bpc, 51 double bpp, 52 unsigned int sliceWidth, 53 unsigned int numSlices, 54 enum output_format_class pixelFormat); 55 static unsigned int dscComputeDelay(enum output_format_class pixelFormat); 56 static bool CalculateDelayAfterScaler( 57 struct display_mode_lib *mode_lib, 58 double ReturnBW, 59 double ReadBandwidthPlaneLuma, 60 double ReadBandwidthPlaneChroma, 61 double TotalDataReadBandwidth, 62 double DisplayPipeLineDeliveryTimeLuma, 63 double DisplayPipeLineDeliveryTimeChroma, 64 double DPPCLK, 65 double DISPCLK, 66 double PixelClock, 67 unsigned int DSCDelay, 68 unsigned int DPPPerPlane, 69 bool ScalerEnabled, 70 unsigned int NumberOfCursors, 71 double DPPCLKDelaySubtotal, 72 double DPPCLKDelaySCL, 73 double DPPCLKDelaySCLLBOnly, 74 double DPPCLKDelayCNVCFormater, 75 double DPPCLKDelayCNVCCursor, 76 double DISPCLKDelaySubtotal, 77 unsigned int ScalerRecoutWidth, 78 enum output_format_class OutputFormat, 79 unsigned int HTotal, 80 unsigned int SwathWidthSingleDPPY, 81 double BytePerPixelDETY, 82 double BytePerPixelDETC, 83 unsigned int SwathHeightY, 84 unsigned int SwathHeightC, 85 bool Interlace, 86 bool ProgressiveToInterlaceUnitInOPP, 87 double *DSTXAfterScaler, 88 double *DSTYAfterScaler 89 ); 90 // Super monster function with some 45 argument 91 static bool CalculatePrefetchSchedule( 92 struct display_mode_lib *mode_lib, 93 double DPPCLK, 94 double DISPCLK, 95 double PixelClock, 96 double DCFCLKDeepSleep, 97 unsigned int DPPPerPlane, 98 unsigned int NumberOfCursors, 99 unsigned int VBlank, 100 unsigned int HTotal, 101 unsigned int MaxInterDCNTileRepeaters, 102 unsigned int VStartup, 103 unsigned int PageTableLevels, 104 bool GPUVMEnable, 105 bool DynamicMetadataEnable, 106 unsigned int DynamicMetadataLinesBeforeActiveRequired, 107 unsigned int DynamicMetadataTransmittedBytes, 108 bool DCCEnable, 109 double UrgentLatencyPixelDataOnly, 110 double UrgentExtraLatency, 111 double TCalc, 112 unsigned int PDEAndMetaPTEBytesFrame, 113 unsigned int MetaRowByte, 114 unsigned int PixelPTEBytesPerRow, 115 double PrefetchSourceLinesY, 116 unsigned int SwathWidthY, 117 double BytePerPixelDETY, 118 double VInitPreFillY, 119 unsigned int MaxNumSwathY, 120 double PrefetchSourceLinesC, 121 double BytePerPixelDETC, 122 double VInitPreFillC, 123 unsigned int MaxNumSwathC, 124 unsigned int SwathHeightY, 125 unsigned int SwathHeightC, 126 double TWait, 127 bool XFCEnabled, 128 double XFCRemoteSurfaceFlipDelay, 129 bool InterlaceEnable, 130 bool ProgressiveToInterlaceUnitInOPP, 131 double DSTXAfterScaler, 132 double DSTYAfterScaler, 133 double *DestinationLinesForPrefetch, 134 double *PrefetchBandwidth, 135 double *DestinationLinesToRequestVMInVBlank, 136 double *DestinationLinesToRequestRowInVBlank, 137 double *VRatioPrefetchY, 138 double *VRatioPrefetchC, 139 double *RequiredPrefetchPixDataBW, 140 double *Tno_bw, 141 unsigned int *VUpdateOffsetPix, 142 double *VUpdateWidthPix, 143 double *VReadyOffsetPix); 144 static double RoundToDFSGranularityUp(double Clock, double VCOSpeed); 145 static double RoundToDFSGranularityDown(double Clock, double VCOSpeed); 146 static double CalculatePrefetchSourceLines( 147 struct display_mode_lib *mode_lib, 148 double VRatio, 149 double vtaps, 150 bool Interlace, 151 bool ProgressiveToInterlaceUnitInOPP, 152 unsigned int SwathHeight, 153 unsigned int ViewportYStart, 154 double *VInitPreFill, 155 unsigned int *MaxNumSwath); 156 static unsigned int CalculateVMAndRowBytes( 157 struct display_mode_lib *mode_lib, 158 bool DCCEnable, 159 unsigned int BlockHeight256Bytes, 160 unsigned int BlockWidth256Bytes, 161 enum source_format_class SourcePixelFormat, 162 unsigned int SurfaceTiling, 163 unsigned int BytePerPixel, 164 enum scan_direction_class ScanDirection, 165 unsigned int ViewportWidth, 166 unsigned int ViewportHeight, 167 unsigned int SwathWidthY, 168 bool GPUVMEnable, 169 unsigned int VMMPageSize, 170 unsigned int PTEBufferSizeInRequestsLuma, 171 unsigned int PDEProcessingBufIn64KBReqs, 172 unsigned int Pitch, 173 unsigned int DCCMetaPitch, 174 unsigned int *MacroTileWidth, 175 unsigned int *MetaRowByte, 176 unsigned int *PixelPTEBytesPerRow, 177 bool *PTEBufferSizeNotExceeded, 178 unsigned int *dpte_row_height, 179 unsigned int *meta_row_height); 180 static double CalculateTWait( 181 unsigned int PrefetchMode, 182 double DRAMClockChangeLatency, 183 double UrgentLatencyPixelDataOnly, 184 double SREnterPlusExitTime); 185 static double CalculateRemoteSurfaceFlipDelay( 186 struct display_mode_lib *mode_lib, 187 double VRatio, 188 double SwathWidth, 189 double Bpp, 190 double LineTime, 191 double XFCTSlvVupdateOffset, 192 double XFCTSlvVupdateWidth, 193 double XFCTSlvVreadyOffset, 194 double XFCXBUFLatencyTolerance, 195 double XFCFillBWOverhead, 196 double XFCSlvChunkSize, 197 double XFCBusTransportTime, 198 double TCalc, 199 double TWait, 200 double *SrcActiveDrainRate, 201 double *TInitXFill, 202 double *TslvChk); 203 static void CalculateActiveRowBandwidth( 204 bool GPUVMEnable, 205 enum source_format_class SourcePixelFormat, 206 double VRatio, 207 bool DCCEnable, 208 double LineTime, 209 unsigned int MetaRowByteLuma, 210 unsigned int MetaRowByteChroma, 211 unsigned int meta_row_height_luma, 212 unsigned int meta_row_height_chroma, 213 unsigned int PixelPTEBytesPerRowLuma, 214 unsigned int PixelPTEBytesPerRowChroma, 215 unsigned int dpte_row_height_luma, 216 unsigned int dpte_row_height_chroma, 217 double *meta_row_bw, 218 double *dpte_row_bw, 219 double *qual_row_bw); 220 static void CalculateFlipSchedule( 221 struct display_mode_lib *mode_lib, 222 double UrgentExtraLatency, 223 double UrgentLatencyPixelDataOnly, 224 unsigned int GPUVMMaxPageTableLevels, 225 bool GPUVMEnable, 226 double BandwidthAvailableForImmediateFlip, 227 unsigned int TotImmediateFlipBytes, 228 enum source_format_class SourcePixelFormat, 229 unsigned int ImmediateFlipBytes, 230 double LineTime, 231 double VRatio, 232 double Tno_bw, 233 double PDEAndMetaPTEBytesFrame, 234 unsigned int MetaRowByte, 235 unsigned int PixelPTEBytesPerRow, 236 bool DCCEnable, 237 unsigned int dpte_row_height, 238 unsigned int meta_row_height, 239 double qual_row_bw, 240 double *DestinationLinesToRequestVMInImmediateFlip, 241 double *DestinationLinesToRequestRowInImmediateFlip, 242 double *final_flip_bw, 243 bool *ImmediateFlipSupportedForPipe); 244 static double CalculateWriteBackDelay( 245 enum source_format_class WritebackPixelFormat, 246 double WritebackHRatio, 247 double WritebackVRatio, 248 unsigned int WritebackLumaHTaps, 249 unsigned int WritebackLumaVTaps, 250 unsigned int WritebackChromaHTaps, 251 unsigned int WritebackChromaVTaps, 252 unsigned int WritebackDestinationWidth); 253 254 static void dml20v2_DisplayPipeConfiguration(struct display_mode_lib *mode_lib); 255 static void dml20v2_DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation( 256 struct display_mode_lib *mode_lib); 257 258 void dml20v2_recalculate(struct display_mode_lib *mode_lib) 259 { 260 ModeSupportAndSystemConfiguration(mode_lib); 261 mode_lib->vba.FabricAndDRAMBandwidth = dml_min( 262 mode_lib->vba.DRAMSpeed * mode_lib->vba.NumberOfChannels * mode_lib->vba.DRAMChannelWidth, 263 mode_lib->vba.FabricClock * mode_lib->vba.FabricDatapathToDCNDataReturn) / 1000.0; 264 PixelClockAdjustmentForProgressiveToInterlaceUnit(mode_lib); 265 dml20v2_DisplayPipeConfiguration(mode_lib); 266 dml20v2_DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation(mode_lib); 267 } 268 269 static double adjust_ReturnBW( 270 struct display_mode_lib *mode_lib, 271 double ReturnBW, 272 bool DCCEnabledAnyPlane, 273 double ReturnBandwidthToDCN) 274 { 275 double CriticalCompression; 276 277 if (DCCEnabledAnyPlane 278 && ReturnBandwidthToDCN 279 > mode_lib->vba.DCFCLK * mode_lib->vba.ReturnBusWidth / 4.0) 280 ReturnBW = 281 dml_min( 282 ReturnBW, 283 ReturnBandwidthToDCN * 4 284 * (1.0 285 - mode_lib->vba.UrgentLatencyPixelDataOnly 286 / ((mode_lib->vba.ROBBufferSizeInKByte 287 - mode_lib->vba.PixelChunkSizeInKByte) 288 * 1024 289 / ReturnBandwidthToDCN 290 - mode_lib->vba.DCFCLK 291 * mode_lib->vba.ReturnBusWidth 292 / 4) 293 + mode_lib->vba.UrgentLatencyPixelDataOnly)); 294 295 CriticalCompression = 2.0 * mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLK 296 * mode_lib->vba.UrgentLatencyPixelDataOnly 297 / (ReturnBandwidthToDCN * mode_lib->vba.UrgentLatencyPixelDataOnly 298 + (mode_lib->vba.ROBBufferSizeInKByte 299 - mode_lib->vba.PixelChunkSizeInKByte) 300 * 1024); 301 302 if (DCCEnabledAnyPlane && CriticalCompression > 1.0 && CriticalCompression < 4.0) 303 ReturnBW = 304 dml_min( 305 ReturnBW, 306 4.0 * ReturnBandwidthToDCN 307 * (mode_lib->vba.ROBBufferSizeInKByte 308 - mode_lib->vba.PixelChunkSizeInKByte) 309 * 1024 310 * mode_lib->vba.ReturnBusWidth 311 * mode_lib->vba.DCFCLK 312 * mode_lib->vba.UrgentLatencyPixelDataOnly 313 / dml_pow( 314 (ReturnBandwidthToDCN 315 * mode_lib->vba.UrgentLatencyPixelDataOnly 316 + (mode_lib->vba.ROBBufferSizeInKByte 317 - mode_lib->vba.PixelChunkSizeInKByte) 318 * 1024), 319 2)); 320 321 return ReturnBW; 322 } 323 324 static unsigned int dscceComputeDelay( 325 unsigned int bpc, 326 double bpp, 327 unsigned int sliceWidth, 328 unsigned int numSlices, 329 enum output_format_class pixelFormat) 330 { 331 // valid bpc = source bits per component in the set of {8, 10, 12} 332 // valid bpp = increments of 1/16 of a bit 333 // min = 6/7/8 in N420/N422/444, respectively 334 // max = such that compression is 1:1 335 //valid sliceWidth = number of pixels per slice line, must be less than or equal to 5184/numSlices (or 4096/numSlices in 420 mode) 336 //valid numSlices = number of slices in the horiziontal direction per DSC engine in the set of {1, 2, 3, 4} 337 //valid pixelFormat = pixel/color format in the set of {:N444_RGB, :S422, :N422, :N420} 338 339 // fixed value 340 unsigned int rcModelSize = 8192; 341 342 // N422/N420 operate at 2 pixels per clock 343 unsigned int pixelsPerClock, lstall, D, initalXmitDelay, w, s, ix, wx, p, l0, a, ax, l, 344 Delay, pixels; 345 346 if (pixelFormat == dm_n422 || pixelFormat == dm_420) 347 pixelsPerClock = 2; 348 // #all other modes operate at 1 pixel per clock 349 else 350 pixelsPerClock = 1; 351 352 //initial transmit delay as per PPS 353 initalXmitDelay = dml_round(rcModelSize / 2.0 / bpp / pixelsPerClock); 354 355 //compute ssm delay 356 if (bpc == 8) 357 D = 81; 358 else if (bpc == 10) 359 D = 89; 360 else 361 D = 113; 362 363 //divide by pixel per cycle to compute slice width as seen by DSC 364 w = sliceWidth / pixelsPerClock; 365 366 //422 mode has an additional cycle of delay 367 if (pixelFormat == dm_s422) 368 s = 1; 369 else 370 s = 0; 371 372 //main calculation for the dscce 373 ix = initalXmitDelay + 45; 374 wx = (w + 2) / 3; 375 p = 3 * wx - w; 376 l0 = ix / w; 377 a = ix + p * l0; 378 ax = (a + 2) / 3 + D + 6 + 1; 379 l = (ax + wx - 1) / wx; 380 if ((ix % w) == 0 && p != 0) 381 lstall = 1; 382 else 383 lstall = 0; 384 Delay = l * wx * (numSlices - 1) + ax + s + lstall + 22; 385 386 //dsc processes 3 pixel containers per cycle and a container can contain 1 or 2 pixels 387 pixels = Delay * 3 * pixelsPerClock; 388 return pixels; 389 } 390 391 static unsigned int dscComputeDelay(enum output_format_class pixelFormat) 392 { 393 unsigned int Delay = 0; 394 395 if (pixelFormat == dm_420) { 396 // sfr 397 Delay = Delay + 2; 398 // dsccif 399 Delay = Delay + 0; 400 // dscc - input deserializer 401 Delay = Delay + 3; 402 // dscc gets pixels every other cycle 403 Delay = Delay + 2; 404 // dscc - input cdc fifo 405 Delay = Delay + 12; 406 // dscc gets pixels every other cycle 407 Delay = Delay + 13; 408 // dscc - cdc uncertainty 409 Delay = Delay + 2; 410 // dscc - output cdc fifo 411 Delay = Delay + 7; 412 // dscc gets pixels every other cycle 413 Delay = Delay + 3; 414 // dscc - cdc uncertainty 415 Delay = Delay + 2; 416 // dscc - output serializer 417 Delay = Delay + 1; 418 // sft 419 Delay = Delay + 1; 420 } else if (pixelFormat == dm_n422) { 421 // sfr 422 Delay = Delay + 2; 423 // dsccif 424 Delay = Delay + 1; 425 // dscc - input deserializer 426 Delay = Delay + 5; 427 // dscc - input cdc fifo 428 Delay = Delay + 25; 429 // dscc - cdc uncertainty 430 Delay = Delay + 2; 431 // dscc - output cdc fifo 432 Delay = Delay + 10; 433 // dscc - cdc uncertainty 434 Delay = Delay + 2; 435 // dscc - output serializer 436 Delay = Delay + 1; 437 // sft 438 Delay = Delay + 1; 439 } else { 440 // sfr 441 Delay = Delay + 2; 442 // dsccif 443 Delay = Delay + 0; 444 // dscc - input deserializer 445 Delay = Delay + 3; 446 // dscc - input cdc fifo 447 Delay = Delay + 12; 448 // dscc - cdc uncertainty 449 Delay = Delay + 2; 450 // dscc - output cdc fifo 451 Delay = Delay + 7; 452 // dscc - output serializer 453 Delay = Delay + 1; 454 // dscc - cdc uncertainty 455 Delay = Delay + 2; 456 // sft 457 Delay = Delay + 1; 458 } 459 460 return Delay; 461 } 462 463 static bool CalculateDelayAfterScaler( 464 struct display_mode_lib *mode_lib, 465 double ReturnBW, 466 double ReadBandwidthPlaneLuma, 467 double ReadBandwidthPlaneChroma, 468 double TotalDataReadBandwidth, 469 double DisplayPipeLineDeliveryTimeLuma, 470 double DisplayPipeLineDeliveryTimeChroma, 471 double DPPCLK, 472 double DISPCLK, 473 double PixelClock, 474 unsigned int DSCDelay, 475 unsigned int DPPPerPlane, 476 bool ScalerEnabled, 477 unsigned int NumberOfCursors, 478 double DPPCLKDelaySubtotal, 479 double DPPCLKDelaySCL, 480 double DPPCLKDelaySCLLBOnly, 481 double DPPCLKDelayCNVCFormater, 482 double DPPCLKDelayCNVCCursor, 483 double DISPCLKDelaySubtotal, 484 unsigned int ScalerRecoutWidth, 485 enum output_format_class OutputFormat, 486 unsigned int HTotal, 487 unsigned int SwathWidthSingleDPPY, 488 double BytePerPixelDETY, 489 double BytePerPixelDETC, 490 unsigned int SwathHeightY, 491 unsigned int SwathHeightC, 492 bool Interlace, 493 bool ProgressiveToInterlaceUnitInOPP, 494 double *DSTXAfterScaler, 495 double *DSTYAfterScaler 496 ) 497 { 498 unsigned int DPPCycles, DISPCLKCycles; 499 double DataFabricLineDeliveryTimeLuma; 500 double DataFabricLineDeliveryTimeChroma; 501 double DSTTotalPixelsAfterScaler; 502 503 DataFabricLineDeliveryTimeLuma = SwathWidthSingleDPPY * SwathHeightY * dml_ceil(BytePerPixelDETY, 1) / (mode_lib->vba.ReturnBW * ReadBandwidthPlaneLuma / TotalDataReadBandwidth); 504 mode_lib->vba.LastPixelOfLineExtraWatermark = dml_max(mode_lib->vba.LastPixelOfLineExtraWatermark, DataFabricLineDeliveryTimeLuma - DisplayPipeLineDeliveryTimeLuma); 505 506 if (BytePerPixelDETC != 0) { 507 DataFabricLineDeliveryTimeChroma = SwathWidthSingleDPPY / 2 * SwathHeightC * dml_ceil(BytePerPixelDETC, 2) / (mode_lib->vba.ReturnBW * ReadBandwidthPlaneChroma / TotalDataReadBandwidth); 508 mode_lib->vba.LastPixelOfLineExtraWatermark = dml_max(mode_lib->vba.LastPixelOfLineExtraWatermark, DataFabricLineDeliveryTimeChroma - DisplayPipeLineDeliveryTimeChroma); 509 } 510 511 if (ScalerEnabled) 512 DPPCycles = DPPCLKDelaySubtotal + DPPCLKDelaySCL; 513 else 514 DPPCycles = DPPCLKDelaySubtotal + DPPCLKDelaySCLLBOnly; 515 516 DPPCycles = DPPCycles + DPPCLKDelayCNVCFormater + NumberOfCursors * DPPCLKDelayCNVCCursor; 517 518 DISPCLKCycles = DISPCLKDelaySubtotal; 519 520 if (DPPCLK == 0.0 || DISPCLK == 0.0) 521 return true; 522 523 *DSTXAfterScaler = DPPCycles * PixelClock / DPPCLK + DISPCLKCycles * PixelClock / DISPCLK 524 + DSCDelay; 525 526 if (DPPPerPlane > 1) 527 *DSTXAfterScaler = *DSTXAfterScaler + ScalerRecoutWidth; 528 529 if (OutputFormat == dm_420 || (Interlace && ProgressiveToInterlaceUnitInOPP)) 530 *DSTYAfterScaler = 1; 531 else 532 *DSTYAfterScaler = 0; 533 534 DSTTotalPixelsAfterScaler = ((double) (*DSTYAfterScaler * HTotal)) + *DSTXAfterScaler; 535 *DSTYAfterScaler = dml_floor(DSTTotalPixelsAfterScaler / HTotal, 1); 536 *DSTXAfterScaler = DSTTotalPixelsAfterScaler - ((double) (*DSTYAfterScaler * HTotal)); 537 538 return true; 539 } 540 541 static bool CalculatePrefetchSchedule( 542 struct display_mode_lib *mode_lib, 543 double DPPCLK, 544 double DISPCLK, 545 double PixelClock, 546 double DCFCLKDeepSleep, 547 unsigned int DPPPerPlane, 548 unsigned int NumberOfCursors, 549 unsigned int VBlank, 550 unsigned int HTotal, 551 unsigned int MaxInterDCNTileRepeaters, 552 unsigned int VStartup, 553 unsigned int PageTableLevels, 554 bool GPUVMEnable, 555 bool DynamicMetadataEnable, 556 unsigned int DynamicMetadataLinesBeforeActiveRequired, 557 unsigned int DynamicMetadataTransmittedBytes, 558 bool DCCEnable, 559 double UrgentLatencyPixelDataOnly, 560 double UrgentExtraLatency, 561 double TCalc, 562 unsigned int PDEAndMetaPTEBytesFrame, 563 unsigned int MetaRowByte, 564 unsigned int PixelPTEBytesPerRow, 565 double PrefetchSourceLinesY, 566 unsigned int SwathWidthY, 567 double BytePerPixelDETY, 568 double VInitPreFillY, 569 unsigned int MaxNumSwathY, 570 double PrefetchSourceLinesC, 571 double BytePerPixelDETC, 572 double VInitPreFillC, 573 unsigned int MaxNumSwathC, 574 unsigned int SwathHeightY, 575 unsigned int SwathHeightC, 576 double TWait, 577 bool XFCEnabled, 578 double XFCRemoteSurfaceFlipDelay, 579 bool InterlaceEnable, 580 bool ProgressiveToInterlaceUnitInOPP, 581 double DSTXAfterScaler, 582 double DSTYAfterScaler, 583 double *DestinationLinesForPrefetch, 584 double *PrefetchBandwidth, 585 double *DestinationLinesToRequestVMInVBlank, 586 double *DestinationLinesToRequestRowInVBlank, 587 double *VRatioPrefetchY, 588 double *VRatioPrefetchC, 589 double *RequiredPrefetchPixDataBW, 590 double *Tno_bw, 591 unsigned int *VUpdateOffsetPix, 592 double *VUpdateWidthPix, 593 double *VReadyOffsetPix) 594 { 595 bool MyError = false; 596 double TotalRepeaterDelayTime; 597 double Tdm, LineTime, Tsetup; 598 double dst_y_prefetch_equ; 599 double Tsw_oto; 600 double prefetch_bw_oto; 601 double Tvm_oto; 602 double Tr0_oto; 603 double Tpre_oto; 604 double dst_y_prefetch_oto; 605 double TimeForFetchingMetaPTE = 0; 606 double TimeForFetchingRowInVBlank = 0; 607 double LinesToRequestPrefetchPixelData = 0; 608 609 *VUpdateOffsetPix = dml_ceil(HTotal / 4.0, 1); 610 TotalRepeaterDelayTime = MaxInterDCNTileRepeaters * (2.0 / DPPCLK + 3.0 / DISPCLK); 611 *VUpdateWidthPix = (14.0 / DCFCLKDeepSleep + 12.0 / DPPCLK + TotalRepeaterDelayTime) 612 * PixelClock; 613 614 *VReadyOffsetPix = dml_max( 615 150.0 / DPPCLK, 616 TotalRepeaterDelayTime + 20.0 / DCFCLKDeepSleep + 10.0 / DPPCLK) 617 * PixelClock; 618 619 Tsetup = (double) (*VUpdateOffsetPix + *VUpdateWidthPix + *VReadyOffsetPix) / PixelClock; 620 621 LineTime = (double) HTotal / PixelClock; 622 623 if (DynamicMetadataEnable) { 624 double Tdmbf, Tdmec, Tdmsks; 625 626 Tdm = dml_max(0.0, UrgentExtraLatency - TCalc); 627 Tdmbf = DynamicMetadataTransmittedBytes / 4.0 / DISPCLK; 628 Tdmec = LineTime; 629 if (DynamicMetadataLinesBeforeActiveRequired == 0) 630 Tdmsks = VBlank * LineTime / 2.0; 631 else 632 Tdmsks = DynamicMetadataLinesBeforeActiveRequired * LineTime; 633 if (InterlaceEnable && !ProgressiveToInterlaceUnitInOPP) 634 Tdmsks = Tdmsks / 2; 635 if (VStartup * LineTime 636 < Tsetup + TWait + UrgentExtraLatency + Tdmbf + Tdmec + Tdmsks) { 637 MyError = true; 638 } 639 } else 640 Tdm = 0; 641 642 if (GPUVMEnable) { 643 if (PageTableLevels == 4) 644 *Tno_bw = UrgentExtraLatency + UrgentLatencyPixelDataOnly; 645 else if (PageTableLevels == 3) 646 *Tno_bw = UrgentExtraLatency; 647 else 648 *Tno_bw = 0; 649 } else if (DCCEnable) 650 *Tno_bw = LineTime; 651 else 652 *Tno_bw = LineTime / 4; 653 654 dst_y_prefetch_equ = VStartup - dml_max(TCalc + TWait, XFCRemoteSurfaceFlipDelay) / LineTime 655 - (Tsetup + Tdm) / LineTime 656 - (DSTYAfterScaler + DSTXAfterScaler / HTotal); 657 658 Tsw_oto = dml_max(PrefetchSourceLinesY, PrefetchSourceLinesC) * LineTime; 659 660 prefetch_bw_oto = (MetaRowByte + PixelPTEBytesPerRow 661 + PrefetchSourceLinesY * SwathWidthY * dml_ceil(BytePerPixelDETY, 1) 662 + PrefetchSourceLinesC * SwathWidthY / 2 * dml_ceil(BytePerPixelDETC, 2)) 663 / Tsw_oto; 664 665 if (GPUVMEnable == true) { 666 Tvm_oto = 667 dml_max( 668 *Tno_bw + PDEAndMetaPTEBytesFrame / prefetch_bw_oto, 669 dml_max( 670 UrgentExtraLatency 671 + UrgentLatencyPixelDataOnly 672 * (PageTableLevels 673 - 1), 674 LineTime / 4.0)); 675 } else 676 Tvm_oto = LineTime / 4.0; 677 678 if ((GPUVMEnable == true || DCCEnable == true)) { 679 Tr0_oto = dml_max( 680 (MetaRowByte + PixelPTEBytesPerRow) / prefetch_bw_oto, 681 dml_max(UrgentLatencyPixelDataOnly, dml_max(LineTime - Tvm_oto, LineTime / 4))); 682 } else 683 Tr0_oto = LineTime - Tvm_oto; 684 685 Tpre_oto = Tvm_oto + Tr0_oto + Tsw_oto; 686 687 dst_y_prefetch_oto = Tpre_oto / LineTime; 688 689 if (dst_y_prefetch_oto < dst_y_prefetch_equ) 690 *DestinationLinesForPrefetch = dst_y_prefetch_oto; 691 else 692 *DestinationLinesForPrefetch = dst_y_prefetch_equ; 693 694 *DestinationLinesForPrefetch = dml_floor(4.0 * (*DestinationLinesForPrefetch + 0.125), 1) 695 / 4; 696 697 dml_print("DML: VStartup: %d\n", VStartup); 698 dml_print("DML: TCalc: %f\n", TCalc); 699 dml_print("DML: TWait: %f\n", TWait); 700 dml_print("DML: XFCRemoteSurfaceFlipDelay: %f\n", XFCRemoteSurfaceFlipDelay); 701 dml_print("DML: LineTime: %f\n", LineTime); 702 dml_print("DML: Tsetup: %f\n", Tsetup); 703 dml_print("DML: Tdm: %f\n", Tdm); 704 dml_print("DML: DSTYAfterScaler: %f\n", DSTYAfterScaler); 705 dml_print("DML: DSTXAfterScaler: %f\n", DSTXAfterScaler); 706 dml_print("DML: HTotal: %d\n", HTotal); 707 708 *PrefetchBandwidth = 0; 709 *DestinationLinesToRequestVMInVBlank = 0; 710 *DestinationLinesToRequestRowInVBlank = 0; 711 *VRatioPrefetchY = 0; 712 *VRatioPrefetchC = 0; 713 *RequiredPrefetchPixDataBW = 0; 714 if (*DestinationLinesForPrefetch > 1) { 715 *PrefetchBandwidth = (PDEAndMetaPTEBytesFrame + 2 * MetaRowByte 716 + 2 * PixelPTEBytesPerRow 717 + PrefetchSourceLinesY * SwathWidthY * dml_ceil(BytePerPixelDETY, 1) 718 + PrefetchSourceLinesC * SwathWidthY / 2 719 * dml_ceil(BytePerPixelDETC, 2)) 720 / (*DestinationLinesForPrefetch * LineTime - *Tno_bw); 721 if (GPUVMEnable) { 722 TimeForFetchingMetaPTE = 723 dml_max( 724 *Tno_bw 725 + (double) PDEAndMetaPTEBytesFrame 726 / *PrefetchBandwidth, 727 dml_max( 728 UrgentExtraLatency 729 + UrgentLatencyPixelDataOnly 730 * (PageTableLevels 731 - 1), 732 LineTime / 4)); 733 } else { 734 if (NumberOfCursors > 0 || XFCEnabled) 735 TimeForFetchingMetaPTE = LineTime / 4; 736 else 737 TimeForFetchingMetaPTE = 0.0; 738 } 739 740 if ((GPUVMEnable == true || DCCEnable == true)) { 741 TimeForFetchingRowInVBlank = 742 dml_max( 743 (MetaRowByte + PixelPTEBytesPerRow) 744 / *PrefetchBandwidth, 745 dml_max( 746 UrgentLatencyPixelDataOnly, 747 dml_max( 748 LineTime 749 - TimeForFetchingMetaPTE, 750 LineTime 751 / 4.0))); 752 } else { 753 if (NumberOfCursors > 0 || XFCEnabled) 754 TimeForFetchingRowInVBlank = LineTime - TimeForFetchingMetaPTE; 755 else 756 TimeForFetchingRowInVBlank = 0.0; 757 } 758 759 *DestinationLinesToRequestVMInVBlank = dml_floor( 760 4.0 * (TimeForFetchingMetaPTE / LineTime + 0.125), 761 1) / 4.0; 762 763 *DestinationLinesToRequestRowInVBlank = dml_floor( 764 4.0 * (TimeForFetchingRowInVBlank / LineTime + 0.125), 765 1) / 4.0; 766 767 LinesToRequestPrefetchPixelData = 768 *DestinationLinesForPrefetch 769 - ((NumberOfCursors > 0 || GPUVMEnable 770 || DCCEnable) ? 771 (*DestinationLinesToRequestVMInVBlank 772 + *DestinationLinesToRequestRowInVBlank) : 773 0.0); 774 775 if (LinesToRequestPrefetchPixelData > 0) { 776 777 *VRatioPrefetchY = (double) PrefetchSourceLinesY 778 / LinesToRequestPrefetchPixelData; 779 *VRatioPrefetchY = dml_max(*VRatioPrefetchY, 1.0); 780 if ((SwathHeightY > 4) && (VInitPreFillY > 3)) { 781 if (LinesToRequestPrefetchPixelData > (VInitPreFillY - 3.0) / 2.0) { 782 *VRatioPrefetchY = 783 dml_max( 784 (double) PrefetchSourceLinesY 785 / LinesToRequestPrefetchPixelData, 786 (double) MaxNumSwathY 787 * SwathHeightY 788 / (LinesToRequestPrefetchPixelData 789 - (VInitPreFillY 790 - 3.0) 791 / 2.0)); 792 *VRatioPrefetchY = dml_max(*VRatioPrefetchY, 1.0); 793 } else { 794 MyError = true; 795 *VRatioPrefetchY = 0; 796 } 797 } 798 799 *VRatioPrefetchC = (double) PrefetchSourceLinesC 800 / LinesToRequestPrefetchPixelData; 801 *VRatioPrefetchC = dml_max(*VRatioPrefetchC, 1.0); 802 803 if ((SwathHeightC > 4)) { 804 if (LinesToRequestPrefetchPixelData > (VInitPreFillC - 3.0) / 2.0) { 805 *VRatioPrefetchC = 806 dml_max( 807 *VRatioPrefetchC, 808 (double) MaxNumSwathC 809 * SwathHeightC 810 / (LinesToRequestPrefetchPixelData 811 - (VInitPreFillC 812 - 3.0) 813 / 2.0)); 814 *VRatioPrefetchC = dml_max(*VRatioPrefetchC, 1.0); 815 } else { 816 MyError = true; 817 *VRatioPrefetchC = 0; 818 } 819 } 820 821 *RequiredPrefetchPixDataBW = 822 DPPPerPlane 823 * ((double) PrefetchSourceLinesY 824 / LinesToRequestPrefetchPixelData 825 * dml_ceil( 826 BytePerPixelDETY, 827 1) 828 + (double) PrefetchSourceLinesC 829 / LinesToRequestPrefetchPixelData 830 * dml_ceil( 831 BytePerPixelDETC, 832 2) 833 / 2) 834 * SwathWidthY / LineTime; 835 } else { 836 MyError = true; 837 *VRatioPrefetchY = 0; 838 *VRatioPrefetchC = 0; 839 *RequiredPrefetchPixDataBW = 0; 840 } 841 842 } else { 843 MyError = true; 844 } 845 846 if (MyError) { 847 *PrefetchBandwidth = 0; 848 TimeForFetchingMetaPTE = 0; 849 TimeForFetchingRowInVBlank = 0; 850 *DestinationLinesToRequestVMInVBlank = 0; 851 *DestinationLinesToRequestRowInVBlank = 0; 852 *DestinationLinesForPrefetch = 0; 853 LinesToRequestPrefetchPixelData = 0; 854 *VRatioPrefetchY = 0; 855 *VRatioPrefetchC = 0; 856 *RequiredPrefetchPixDataBW = 0; 857 } 858 859 return MyError; 860 } 861 862 static double RoundToDFSGranularityUp(double Clock, double VCOSpeed) 863 { 864 return VCOSpeed * 4 / dml_floor(VCOSpeed * 4 / Clock, 1); 865 } 866 867 static double RoundToDFSGranularityDown(double Clock, double VCOSpeed) 868 { 869 return VCOSpeed * 4 / dml_ceil(VCOSpeed * 4 / Clock, 1); 870 } 871 872 static double CalculatePrefetchSourceLines( 873 struct display_mode_lib *mode_lib, 874 double VRatio, 875 double vtaps, 876 bool Interlace, 877 bool ProgressiveToInterlaceUnitInOPP, 878 unsigned int SwathHeight, 879 unsigned int ViewportYStart, 880 double *VInitPreFill, 881 unsigned int *MaxNumSwath) 882 { 883 unsigned int MaxPartialSwath; 884 885 if (ProgressiveToInterlaceUnitInOPP) 886 *VInitPreFill = dml_floor((VRatio + vtaps + 1) / 2.0, 1); 887 else 888 *VInitPreFill = dml_floor((VRatio + vtaps + 1 + Interlace * 0.5 * VRatio) / 2.0, 1); 889 890 if (!mode_lib->vba.IgnoreViewportPositioning) { 891 892 *MaxNumSwath = dml_ceil((*VInitPreFill - 1.0) / SwathHeight, 1) + 1.0; 893 894 if (*VInitPreFill > 1.0) 895 MaxPartialSwath = (unsigned int) (*VInitPreFill - 2) % SwathHeight; 896 else 897 MaxPartialSwath = (unsigned int) (*VInitPreFill + SwathHeight - 2) 898 % SwathHeight; 899 MaxPartialSwath = dml_max(1U, MaxPartialSwath); 900 901 } else { 902 903 if (ViewportYStart != 0) 904 dml_print( 905 "WARNING DML: using viewport y position of 0 even though actual viewport y position is non-zero in prefetch source lines calculation\n"); 906 907 *MaxNumSwath = dml_ceil(*VInitPreFill / SwathHeight, 1); 908 909 if (*VInitPreFill > 1.0) 910 MaxPartialSwath = (unsigned int) (*VInitPreFill - 1) % SwathHeight; 911 else 912 MaxPartialSwath = (unsigned int) (*VInitPreFill + SwathHeight - 1) 913 % SwathHeight; 914 } 915 916 return *MaxNumSwath * SwathHeight + MaxPartialSwath; 917 } 918 919 static unsigned int CalculateVMAndRowBytes( 920 struct display_mode_lib *mode_lib, 921 bool DCCEnable, 922 unsigned int BlockHeight256Bytes, 923 unsigned int BlockWidth256Bytes, 924 enum source_format_class SourcePixelFormat, 925 unsigned int SurfaceTiling, 926 unsigned int BytePerPixel, 927 enum scan_direction_class ScanDirection, 928 unsigned int ViewportWidth, 929 unsigned int ViewportHeight, 930 unsigned int SwathWidth, 931 bool GPUVMEnable, 932 unsigned int VMMPageSize, 933 unsigned int PTEBufferSizeInRequestsLuma, 934 unsigned int PDEProcessingBufIn64KBReqs, 935 unsigned int Pitch, 936 unsigned int DCCMetaPitch, 937 unsigned int *MacroTileWidth, 938 unsigned int *MetaRowByte, 939 unsigned int *PixelPTEBytesPerRow, 940 bool *PTEBufferSizeNotExceeded, 941 unsigned int *dpte_row_height, 942 unsigned int *meta_row_height) 943 { 944 unsigned int MetaRequestHeight; 945 unsigned int MetaRequestWidth; 946 unsigned int MetaSurfWidth; 947 unsigned int MetaSurfHeight; 948 unsigned int MPDEBytesFrame; 949 unsigned int MetaPTEBytesFrame; 950 unsigned int DCCMetaSurfaceBytes; 951 952 unsigned int MacroTileSizeBytes; 953 unsigned int MacroTileHeight; 954 unsigned int DPDE0BytesFrame; 955 unsigned int ExtraDPDEBytesFrame; 956 unsigned int PDEAndMetaPTEBytesFrame; 957 958 if (DCCEnable == true) { 959 MetaRequestHeight = 8 * BlockHeight256Bytes; 960 MetaRequestWidth = 8 * BlockWidth256Bytes; 961 if (ScanDirection == dm_horz) { 962 *meta_row_height = MetaRequestHeight; 963 MetaSurfWidth = dml_ceil((double) SwathWidth - 1, MetaRequestWidth) 964 + MetaRequestWidth; 965 *MetaRowByte = MetaSurfWidth * MetaRequestHeight * BytePerPixel / 256.0; 966 } else { 967 *meta_row_height = MetaRequestWidth; 968 MetaSurfHeight = dml_ceil((double) SwathWidth - 1, MetaRequestHeight) 969 + MetaRequestHeight; 970 *MetaRowByte = MetaSurfHeight * MetaRequestWidth * BytePerPixel / 256.0; 971 } 972 if (ScanDirection == dm_horz) { 973 DCCMetaSurfaceBytes = DCCMetaPitch 974 * (dml_ceil(ViewportHeight - 1, 64 * BlockHeight256Bytes) 975 + 64 * BlockHeight256Bytes) * BytePerPixel 976 / 256; 977 } else { 978 DCCMetaSurfaceBytes = DCCMetaPitch 979 * (dml_ceil( 980 (double) ViewportHeight - 1, 981 64 * BlockHeight256Bytes) 982 + 64 * BlockHeight256Bytes) * BytePerPixel 983 / 256; 984 } 985 if (GPUVMEnable == true) { 986 MetaPTEBytesFrame = (dml_ceil( 987 (double) (DCCMetaSurfaceBytes - VMMPageSize) 988 / (8 * VMMPageSize), 989 1) + 1) * 64; 990 MPDEBytesFrame = 128 * (mode_lib->vba.GPUVMMaxPageTableLevels - 1); 991 } else { 992 MetaPTEBytesFrame = 0; 993 MPDEBytesFrame = 0; 994 } 995 } else { 996 MetaPTEBytesFrame = 0; 997 MPDEBytesFrame = 0; 998 *MetaRowByte = 0; 999 } 1000 1001 if (SurfaceTiling == dm_sw_linear || SurfaceTiling == dm_sw_gfx7_2d_thin_gl || SurfaceTiling == dm_sw_gfx7_2d_thin_l_vp) { 1002 MacroTileSizeBytes = 256; 1003 MacroTileHeight = BlockHeight256Bytes; 1004 } else if (SurfaceTiling == dm_sw_4kb_s || SurfaceTiling == dm_sw_4kb_s_x 1005 || SurfaceTiling == dm_sw_4kb_d || SurfaceTiling == dm_sw_4kb_d_x) { 1006 MacroTileSizeBytes = 4096; 1007 MacroTileHeight = 4 * BlockHeight256Bytes; 1008 } else if (SurfaceTiling == dm_sw_64kb_s || SurfaceTiling == dm_sw_64kb_s_t 1009 || SurfaceTiling == dm_sw_64kb_s_x || SurfaceTiling == dm_sw_64kb_d 1010 || SurfaceTiling == dm_sw_64kb_d_t || SurfaceTiling == dm_sw_64kb_d_x 1011 || SurfaceTiling == dm_sw_64kb_r_x) { 1012 MacroTileSizeBytes = 65536; 1013 MacroTileHeight = 16 * BlockHeight256Bytes; 1014 } else { 1015 MacroTileSizeBytes = 262144; 1016 MacroTileHeight = 32 * BlockHeight256Bytes; 1017 } 1018 *MacroTileWidth = MacroTileSizeBytes / BytePerPixel / MacroTileHeight; 1019 1020 if (GPUVMEnable == true && mode_lib->vba.GPUVMMaxPageTableLevels > 1) { 1021 if (ScanDirection == dm_horz) { 1022 DPDE0BytesFrame = 1023 64 1024 * (dml_ceil( 1025 ((Pitch 1026 * (dml_ceil( 1027 ViewportHeight 1028 - 1, 1029 MacroTileHeight) 1030 + MacroTileHeight) 1031 * BytePerPixel) 1032 - MacroTileSizeBytes) 1033 / (8 1034 * 2097152), 1035 1) + 1); 1036 } else { 1037 DPDE0BytesFrame = 1038 64 1039 * (dml_ceil( 1040 ((Pitch 1041 * (dml_ceil( 1042 (double) SwathWidth 1043 - 1, 1044 MacroTileHeight) 1045 + MacroTileHeight) 1046 * BytePerPixel) 1047 - MacroTileSizeBytes) 1048 / (8 1049 * 2097152), 1050 1) + 1); 1051 } 1052 ExtraDPDEBytesFrame = 128 * (mode_lib->vba.GPUVMMaxPageTableLevels - 2); 1053 } else { 1054 DPDE0BytesFrame = 0; 1055 ExtraDPDEBytesFrame = 0; 1056 } 1057 1058 PDEAndMetaPTEBytesFrame = MetaPTEBytesFrame + MPDEBytesFrame + DPDE0BytesFrame 1059 + ExtraDPDEBytesFrame; 1060 1061 if (GPUVMEnable == true) { 1062 unsigned int PTERequestSize; 1063 unsigned int PixelPTEReqHeight; 1064 unsigned int PixelPTEReqWidth; 1065 double FractionOfPTEReturnDrop; 1066 unsigned int EffectivePDEProcessingBufIn64KBReqs; 1067 1068 if (SurfaceTiling == dm_sw_linear) { 1069 PixelPTEReqHeight = 1; 1070 PixelPTEReqWidth = 8.0 * VMMPageSize / BytePerPixel; 1071 PTERequestSize = 64; 1072 FractionOfPTEReturnDrop = 0; 1073 } else if (MacroTileSizeBytes == 4096) { 1074 PixelPTEReqHeight = MacroTileHeight; 1075 PixelPTEReqWidth = 8 * *MacroTileWidth; 1076 PTERequestSize = 64; 1077 if (ScanDirection == dm_horz) 1078 FractionOfPTEReturnDrop = 0; 1079 else 1080 FractionOfPTEReturnDrop = 7 / 8; 1081 } else if (VMMPageSize == 4096 && MacroTileSizeBytes > 4096) { 1082 PixelPTEReqHeight = 16 * BlockHeight256Bytes; 1083 PixelPTEReqWidth = 16 * BlockWidth256Bytes; 1084 PTERequestSize = 128; 1085 FractionOfPTEReturnDrop = 0; 1086 } else { 1087 PixelPTEReqHeight = MacroTileHeight; 1088 PixelPTEReqWidth = 8 * *MacroTileWidth; 1089 PTERequestSize = 64; 1090 FractionOfPTEReturnDrop = 0; 1091 } 1092 1093 if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) 1094 EffectivePDEProcessingBufIn64KBReqs = PDEProcessingBufIn64KBReqs / 2; 1095 else 1096 EffectivePDEProcessingBufIn64KBReqs = PDEProcessingBufIn64KBReqs; 1097 1098 if (SurfaceTiling == dm_sw_linear) { 1099 *dpte_row_height = 1100 dml_min( 1101 128, 1102 1 1103 << (unsigned int) dml_floor( 1104 dml_log2( 1105 dml_min( 1106 (double) PTEBufferSizeInRequestsLuma 1107 * PixelPTEReqWidth, 1108 EffectivePDEProcessingBufIn64KBReqs 1109 * 65536.0 1110 / BytePerPixel) 1111 / Pitch), 1112 1)); 1113 *PixelPTEBytesPerRow = PTERequestSize 1114 * (dml_ceil( 1115 (double) (Pitch * *dpte_row_height - 1) 1116 / PixelPTEReqWidth, 1117 1) + 1); 1118 } else if (ScanDirection == dm_horz) { 1119 *dpte_row_height = PixelPTEReqHeight; 1120 *PixelPTEBytesPerRow = PTERequestSize 1121 * (dml_ceil(((double) SwathWidth - 1) / PixelPTEReqWidth, 1) 1122 + 1); 1123 } else { 1124 *dpte_row_height = dml_min(PixelPTEReqWidth, *MacroTileWidth); 1125 *PixelPTEBytesPerRow = PTERequestSize 1126 * (dml_ceil( 1127 ((double) SwathWidth - 1) 1128 / PixelPTEReqHeight, 1129 1) + 1); 1130 } 1131 if (*PixelPTEBytesPerRow * (1 - FractionOfPTEReturnDrop) 1132 <= 64 * PTEBufferSizeInRequestsLuma) { 1133 *PTEBufferSizeNotExceeded = true; 1134 } else { 1135 *PTEBufferSizeNotExceeded = false; 1136 } 1137 } else { 1138 *PixelPTEBytesPerRow = 0; 1139 *PTEBufferSizeNotExceeded = true; 1140 } 1141 1142 return PDEAndMetaPTEBytesFrame; 1143 } 1144 1145 static void dml20v2_DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation( 1146 struct display_mode_lib *mode_lib) 1147 { 1148 unsigned int j, k; 1149 1150 mode_lib->vba.WritebackDISPCLK = 0.0; 1151 mode_lib->vba.DISPCLKWithRamping = 0; 1152 mode_lib->vba.DISPCLKWithoutRamping = 0; 1153 mode_lib->vba.GlobalDPPCLK = 0.0; 1154 1155 // dml_ml->vba.DISPCLK and dml_ml->vba.DPPCLK Calculation 1156 // 1157 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1158 if (mode_lib->vba.WritebackEnable[k]) { 1159 mode_lib->vba.WritebackDISPCLK = 1160 dml_max( 1161 mode_lib->vba.WritebackDISPCLK, 1162 CalculateWriteBackDISPCLK( 1163 mode_lib->vba.WritebackPixelFormat[k], 1164 mode_lib->vba.PixelClock[k], 1165 mode_lib->vba.WritebackHRatio[k], 1166 mode_lib->vba.WritebackVRatio[k], 1167 mode_lib->vba.WritebackLumaHTaps[k], 1168 mode_lib->vba.WritebackLumaVTaps[k], 1169 mode_lib->vba.WritebackChromaHTaps[k], 1170 mode_lib->vba.WritebackChromaVTaps[k], 1171 mode_lib->vba.WritebackDestinationWidth[k], 1172 mode_lib->vba.HTotal[k], 1173 mode_lib->vba.WritebackChromaLineBufferWidth)); 1174 } 1175 } 1176 1177 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1178 if (mode_lib->vba.HRatio[k] > 1) { 1179 mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] = dml_min( 1180 mode_lib->vba.MaxDCHUBToPSCLThroughput, 1181 mode_lib->vba.MaxPSCLToLBThroughput 1182 * mode_lib->vba.HRatio[k] 1183 / dml_ceil( 1184 mode_lib->vba.htaps[k] 1185 / 6.0, 1186 1)); 1187 } else { 1188 mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] = dml_min( 1189 mode_lib->vba.MaxDCHUBToPSCLThroughput, 1190 mode_lib->vba.MaxPSCLToLBThroughput); 1191 } 1192 1193 mode_lib->vba.DPPCLKUsingSingleDPPLuma = 1194 mode_lib->vba.PixelClock[k] 1195 * dml_max( 1196 mode_lib->vba.vtaps[k] / 6.0 1197 * dml_min( 1198 1.0, 1199 mode_lib->vba.HRatio[k]), 1200 dml_max( 1201 mode_lib->vba.HRatio[k] 1202 * mode_lib->vba.VRatio[k] 1203 / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k], 1204 1.0)); 1205 1206 if ((mode_lib->vba.htaps[k] > 6 || mode_lib->vba.vtaps[k] > 6) 1207 && mode_lib->vba.DPPCLKUsingSingleDPPLuma 1208 < 2 * mode_lib->vba.PixelClock[k]) { 1209 mode_lib->vba.DPPCLKUsingSingleDPPLuma = 2 * mode_lib->vba.PixelClock[k]; 1210 } 1211 1212 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 1213 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 1214 mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] = 0.0; 1215 mode_lib->vba.DPPCLKUsingSingleDPP[k] = 1216 mode_lib->vba.DPPCLKUsingSingleDPPLuma; 1217 } else { 1218 if (mode_lib->vba.HRatio[k] > 1) { 1219 mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] = 1220 dml_min( 1221 mode_lib->vba.MaxDCHUBToPSCLThroughput, 1222 mode_lib->vba.MaxPSCLToLBThroughput 1223 * mode_lib->vba.HRatio[k] 1224 / 2 1225 / dml_ceil( 1226 mode_lib->vba.HTAPsChroma[k] 1227 / 6.0, 1228 1.0)); 1229 } else { 1230 mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] = dml_min( 1231 mode_lib->vba.MaxDCHUBToPSCLThroughput, 1232 mode_lib->vba.MaxPSCLToLBThroughput); 1233 } 1234 mode_lib->vba.DPPCLKUsingSingleDPPChroma = 1235 mode_lib->vba.PixelClock[k] 1236 * dml_max( 1237 mode_lib->vba.VTAPsChroma[k] 1238 / 6.0 1239 * dml_min( 1240 1.0, 1241 mode_lib->vba.HRatio[k] 1242 / 2), 1243 dml_max( 1244 mode_lib->vba.HRatio[k] 1245 * mode_lib->vba.VRatio[k] 1246 / 4 1247 / mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k], 1248 1.0)); 1249 1250 if ((mode_lib->vba.HTAPsChroma[k] > 6 || mode_lib->vba.VTAPsChroma[k] > 6) 1251 && mode_lib->vba.DPPCLKUsingSingleDPPChroma 1252 < 2 * mode_lib->vba.PixelClock[k]) { 1253 mode_lib->vba.DPPCLKUsingSingleDPPChroma = 2 1254 * mode_lib->vba.PixelClock[k]; 1255 } 1256 1257 mode_lib->vba.DPPCLKUsingSingleDPP[k] = dml_max( 1258 mode_lib->vba.DPPCLKUsingSingleDPPLuma, 1259 mode_lib->vba.DPPCLKUsingSingleDPPChroma); 1260 } 1261 } 1262 1263 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1264 if (mode_lib->vba.BlendingAndTiming[k] != k) 1265 continue; 1266 if (mode_lib->vba.ODMCombineEnabled[k]) { 1267 mode_lib->vba.DISPCLKWithRamping = 1268 dml_max( 1269 mode_lib->vba.DISPCLKWithRamping, 1270 mode_lib->vba.PixelClock[k] / 2 1271 * (1 1272 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1273 / 100) 1274 * (1 1275 + mode_lib->vba.DISPCLKRampingMargin 1276 / 100)); 1277 mode_lib->vba.DISPCLKWithoutRamping = 1278 dml_max( 1279 mode_lib->vba.DISPCLKWithoutRamping, 1280 mode_lib->vba.PixelClock[k] / 2 1281 * (1 1282 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1283 / 100)); 1284 } else if (!mode_lib->vba.ODMCombineEnabled[k]) { 1285 mode_lib->vba.DISPCLKWithRamping = 1286 dml_max( 1287 mode_lib->vba.DISPCLKWithRamping, 1288 mode_lib->vba.PixelClock[k] 1289 * (1 1290 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1291 / 100) 1292 * (1 1293 + mode_lib->vba.DISPCLKRampingMargin 1294 / 100)); 1295 mode_lib->vba.DISPCLKWithoutRamping = 1296 dml_max( 1297 mode_lib->vba.DISPCLKWithoutRamping, 1298 mode_lib->vba.PixelClock[k] 1299 * (1 1300 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1301 / 100)); 1302 } 1303 } 1304 1305 mode_lib->vba.DISPCLKWithRamping = dml_max( 1306 mode_lib->vba.DISPCLKWithRamping, 1307 mode_lib->vba.WritebackDISPCLK); 1308 mode_lib->vba.DISPCLKWithoutRamping = dml_max( 1309 mode_lib->vba.DISPCLKWithoutRamping, 1310 mode_lib->vba.WritebackDISPCLK); 1311 1312 ASSERT(mode_lib->vba.DISPCLKDPPCLKVCOSpeed != 0); 1313 mode_lib->vba.DISPCLKWithRampingRoundedToDFSGranularity = RoundToDFSGranularityUp( 1314 mode_lib->vba.DISPCLKWithRamping, 1315 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 1316 mode_lib->vba.DISPCLKWithoutRampingRoundedToDFSGranularity = RoundToDFSGranularityUp( 1317 mode_lib->vba.DISPCLKWithoutRamping, 1318 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 1319 mode_lib->vba.MaxDispclkRoundedToDFSGranularity = RoundToDFSGranularityDown( 1320 mode_lib->vba.soc.clock_limits[mode_lib->vba.soc.num_states].dispclk_mhz, 1321 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 1322 if (mode_lib->vba.DISPCLKWithoutRampingRoundedToDFSGranularity 1323 > mode_lib->vba.MaxDispclkRoundedToDFSGranularity) { 1324 mode_lib->vba.DISPCLK_calculated = 1325 mode_lib->vba.DISPCLKWithoutRampingRoundedToDFSGranularity; 1326 } else if (mode_lib->vba.DISPCLKWithRampingRoundedToDFSGranularity 1327 > mode_lib->vba.MaxDispclkRoundedToDFSGranularity) { 1328 mode_lib->vba.DISPCLK_calculated = mode_lib->vba.MaxDispclkRoundedToDFSGranularity; 1329 } else { 1330 mode_lib->vba.DISPCLK_calculated = 1331 mode_lib->vba.DISPCLKWithRampingRoundedToDFSGranularity; 1332 } 1333 DTRACE(" dispclk_mhz (calculated) = %f", mode_lib->vba.DISPCLK_calculated); 1334 1335 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1336 if (mode_lib->vba.DPPPerPlane[k] == 0) { 1337 mode_lib->vba.DPPCLK_calculated[k] = 0; 1338 } else { 1339 mode_lib->vba.DPPCLK_calculated[k] = mode_lib->vba.DPPCLKUsingSingleDPP[k] 1340 / mode_lib->vba.DPPPerPlane[k] 1341 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100); 1342 } 1343 mode_lib->vba.GlobalDPPCLK = dml_max( 1344 mode_lib->vba.GlobalDPPCLK, 1345 mode_lib->vba.DPPCLK_calculated[k]); 1346 } 1347 mode_lib->vba.GlobalDPPCLK = RoundToDFSGranularityUp( 1348 mode_lib->vba.GlobalDPPCLK, 1349 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 1350 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1351 mode_lib->vba.DPPCLK_calculated[k] = mode_lib->vba.GlobalDPPCLK / 255 1352 * dml_ceil( 1353 mode_lib->vba.DPPCLK_calculated[k] * 255 1354 / mode_lib->vba.GlobalDPPCLK, 1355 1); 1356 DTRACE(" dppclk_mhz[%i] (calculated) = %f", k, mode_lib->vba.DPPCLK_calculated[k]); 1357 } 1358 1359 // Urgent Watermark 1360 mode_lib->vba.DCCEnabledAnyPlane = false; 1361 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) 1362 if (mode_lib->vba.DCCEnable[k]) 1363 mode_lib->vba.DCCEnabledAnyPlane = true; 1364 1365 mode_lib->vba.ReturnBandwidthToDCN = dml_min( 1366 mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLK, 1367 mode_lib->vba.FabricAndDRAMBandwidth * 1000) 1368 * mode_lib->vba.PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly / 100; 1369 1370 mode_lib->vba.ReturnBW = mode_lib->vba.ReturnBandwidthToDCN; 1371 mode_lib->vba.ReturnBW = adjust_ReturnBW( 1372 mode_lib, 1373 mode_lib->vba.ReturnBW, 1374 mode_lib->vba.DCCEnabledAnyPlane, 1375 mode_lib->vba.ReturnBandwidthToDCN); 1376 1377 // Let's do this calculation again?? 1378 mode_lib->vba.ReturnBandwidthToDCN = dml_min( 1379 mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLK, 1380 mode_lib->vba.FabricAndDRAMBandwidth * 1000); 1381 mode_lib->vba.ReturnBW = adjust_ReturnBW( 1382 mode_lib, 1383 mode_lib->vba.ReturnBW, 1384 mode_lib->vba.DCCEnabledAnyPlane, 1385 mode_lib->vba.ReturnBandwidthToDCN); 1386 1387 DTRACE(" dcfclk_mhz = %f", mode_lib->vba.DCFCLK); 1388 DTRACE(" return_bw_to_dcn = %f", mode_lib->vba.ReturnBandwidthToDCN); 1389 DTRACE(" return_bus_bw = %f", mode_lib->vba.ReturnBW); 1390 1391 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1392 bool MainPlaneDoesODMCombine = false; 1393 1394 if (mode_lib->vba.SourceScan[k] == dm_horz) 1395 mode_lib->vba.SwathWidthSingleDPPY[k] = mode_lib->vba.ViewportWidth[k]; 1396 else 1397 mode_lib->vba.SwathWidthSingleDPPY[k] = mode_lib->vba.ViewportHeight[k]; 1398 1399 if (mode_lib->vba.ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) 1400 MainPlaneDoesODMCombine = true; 1401 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) 1402 if (mode_lib->vba.BlendingAndTiming[k] == j 1403 && mode_lib->vba.ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) 1404 MainPlaneDoesODMCombine = true; 1405 1406 if (MainPlaneDoesODMCombine == true) 1407 mode_lib->vba.SwathWidthY[k] = dml_min( 1408 (double) mode_lib->vba.SwathWidthSingleDPPY[k], 1409 dml_round( 1410 mode_lib->vba.HActive[k] / 2.0 1411 * mode_lib->vba.HRatio[k])); 1412 else { 1413 if (mode_lib->vba.DPPPerPlane[k] == 0) { 1414 mode_lib->vba.SwathWidthY[k] = 0; 1415 } else { 1416 mode_lib->vba.SwathWidthY[k] = mode_lib->vba.SwathWidthSingleDPPY[k] 1417 / mode_lib->vba.DPPPerPlane[k]; 1418 } 1419 } 1420 } 1421 1422 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1423 if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { 1424 mode_lib->vba.BytePerPixelDETY[k] = 8; 1425 mode_lib->vba.BytePerPixelDETC[k] = 0; 1426 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32) { 1427 mode_lib->vba.BytePerPixelDETY[k] = 4; 1428 mode_lib->vba.BytePerPixelDETC[k] = 0; 1429 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_16) { 1430 mode_lib->vba.BytePerPixelDETY[k] = 2; 1431 mode_lib->vba.BytePerPixelDETC[k] = 0; 1432 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_8) { 1433 mode_lib->vba.BytePerPixelDETY[k] = 1; 1434 mode_lib->vba.BytePerPixelDETC[k] = 0; 1435 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { 1436 mode_lib->vba.BytePerPixelDETY[k] = 1; 1437 mode_lib->vba.BytePerPixelDETC[k] = 2; 1438 } else { // dm_420_10 1439 mode_lib->vba.BytePerPixelDETY[k] = 4.0 / 3.0; 1440 mode_lib->vba.BytePerPixelDETC[k] = 8.0 / 3.0; 1441 } 1442 } 1443 1444 mode_lib->vba.TotalDataReadBandwidth = 0.0; 1445 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1446 mode_lib->vba.ReadBandwidthPlaneLuma[k] = mode_lib->vba.SwathWidthSingleDPPY[k] 1447 * dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1) 1448 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 1449 * mode_lib->vba.VRatio[k]; 1450 mode_lib->vba.ReadBandwidthPlaneChroma[k] = mode_lib->vba.SwathWidthSingleDPPY[k] 1451 / 2 * dml_ceil(mode_lib->vba.BytePerPixelDETC[k], 2) 1452 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 1453 * mode_lib->vba.VRatio[k] / 2; 1454 DTRACE( 1455 " read_bw[%i] = %fBps", 1456 k, 1457 mode_lib->vba.ReadBandwidthPlaneLuma[k] 1458 + mode_lib->vba.ReadBandwidthPlaneChroma[k]); 1459 mode_lib->vba.TotalDataReadBandwidth += mode_lib->vba.ReadBandwidthPlaneLuma[k] 1460 + mode_lib->vba.ReadBandwidthPlaneChroma[k]; 1461 } 1462 1463 mode_lib->vba.TotalDCCActiveDPP = 0; 1464 mode_lib->vba.TotalActiveDPP = 0; 1465 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1466 mode_lib->vba.TotalActiveDPP = mode_lib->vba.TotalActiveDPP 1467 + mode_lib->vba.DPPPerPlane[k]; 1468 if (mode_lib->vba.DCCEnable[k]) 1469 mode_lib->vba.TotalDCCActiveDPP = mode_lib->vba.TotalDCCActiveDPP 1470 + mode_lib->vba.DPPPerPlane[k]; 1471 } 1472 1473 mode_lib->vba.UrgentRoundTripAndOutOfOrderLatency = 1474 (mode_lib->vba.RoundTripPingLatencyCycles + 32) / mode_lib->vba.DCFCLK 1475 + mode_lib->vba.UrgentOutOfOrderReturnPerChannelPixelDataOnly 1476 * mode_lib->vba.NumberOfChannels 1477 / mode_lib->vba.ReturnBW; 1478 1479 mode_lib->vba.LastPixelOfLineExtraWatermark = 0; 1480 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1481 if (mode_lib->vba.VRatio[k] <= 1.0) 1482 mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k] = 1483 (double) mode_lib->vba.SwathWidthY[k] 1484 * mode_lib->vba.DPPPerPlane[k] 1485 / mode_lib->vba.HRatio[k] 1486 / mode_lib->vba.PixelClock[k]; 1487 else 1488 mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k] = 1489 (double) mode_lib->vba.SwathWidthY[k] 1490 / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] 1491 / mode_lib->vba.DPPCLK[k]; 1492 1493 if (mode_lib->vba.BytePerPixelDETC[k] == 0) 1494 mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k] = 0.0; 1495 else if (mode_lib->vba.VRatio[k] / 2.0 <= 1.0) 1496 mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k] = 1497 mode_lib->vba.SwathWidthY[k] / 2.0 1498 * mode_lib->vba.DPPPerPlane[k] 1499 / (mode_lib->vba.HRatio[k] / 2.0) 1500 / mode_lib->vba.PixelClock[k]; 1501 else 1502 mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k] = 1503 mode_lib->vba.SwathWidthY[k] / 2.0 1504 / mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] 1505 / mode_lib->vba.DPPCLK[k]; 1506 } 1507 1508 mode_lib->vba.UrgentExtraLatency = mode_lib->vba.UrgentRoundTripAndOutOfOrderLatency 1509 + (mode_lib->vba.TotalActiveDPP * mode_lib->vba.PixelChunkSizeInKByte 1510 + mode_lib->vba.TotalDCCActiveDPP 1511 * mode_lib->vba.MetaChunkSize) * 1024.0 1512 / mode_lib->vba.ReturnBW; 1513 1514 if (mode_lib->vba.GPUVMEnable) 1515 mode_lib->vba.UrgentExtraLatency += mode_lib->vba.TotalActiveDPP 1516 * mode_lib->vba.PTEGroupSize / mode_lib->vba.ReturnBW; 1517 1518 mode_lib->vba.UrgentWatermark = mode_lib->vba.UrgentLatencyPixelDataOnly 1519 + mode_lib->vba.LastPixelOfLineExtraWatermark 1520 + mode_lib->vba.UrgentExtraLatency; 1521 1522 DTRACE(" urgent_extra_latency = %fus", mode_lib->vba.UrgentExtraLatency); 1523 DTRACE(" wm_urgent = %fus", mode_lib->vba.UrgentWatermark); 1524 1525 mode_lib->vba.UrgentLatency = mode_lib->vba.UrgentLatencyPixelDataOnly; 1526 1527 mode_lib->vba.TotalActiveWriteback = 0; 1528 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1529 if (mode_lib->vba.WritebackEnable[k]) 1530 mode_lib->vba.TotalActiveWriteback = mode_lib->vba.TotalActiveWriteback + mode_lib->vba.ActiveWritebacksPerPlane[k]; 1531 } 1532 1533 if (mode_lib->vba.TotalActiveWriteback <= 1) 1534 mode_lib->vba.WritebackUrgentWatermark = mode_lib->vba.WritebackLatency; 1535 else 1536 mode_lib->vba.WritebackUrgentWatermark = mode_lib->vba.WritebackLatency 1537 + mode_lib->vba.WritebackChunkSize * 1024.0 / 32 1538 / mode_lib->vba.SOCCLK; 1539 1540 DTRACE(" wm_wb_urgent = %fus", mode_lib->vba.WritebackUrgentWatermark); 1541 1542 // NB P-State/DRAM Clock Change Watermark 1543 mode_lib->vba.DRAMClockChangeWatermark = mode_lib->vba.DRAMClockChangeLatency 1544 + mode_lib->vba.UrgentWatermark; 1545 1546 DTRACE(" wm_pstate_change = %fus", mode_lib->vba.DRAMClockChangeWatermark); 1547 1548 DTRACE(" calculating wb pstate watermark"); 1549 DTRACE(" total wb outputs %d", mode_lib->vba.TotalActiveWriteback); 1550 DTRACE(" socclk frequency %f Mhz", mode_lib->vba.SOCCLK); 1551 1552 if (mode_lib->vba.TotalActiveWriteback <= 1) 1553 mode_lib->vba.WritebackDRAMClockChangeWatermark = 1554 mode_lib->vba.DRAMClockChangeLatency 1555 + mode_lib->vba.WritebackLatency; 1556 else 1557 mode_lib->vba.WritebackDRAMClockChangeWatermark = 1558 mode_lib->vba.DRAMClockChangeLatency 1559 + mode_lib->vba.WritebackLatency 1560 + mode_lib->vba.WritebackChunkSize * 1024.0 / 32 1561 / mode_lib->vba.SOCCLK; 1562 1563 DTRACE(" wm_wb_pstate %fus", mode_lib->vba.WritebackDRAMClockChangeWatermark); 1564 1565 // Stutter Efficiency 1566 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1567 mode_lib->vba.LinesInDETY[k] = mode_lib->vba.DETBufferSizeY[k] 1568 / mode_lib->vba.BytePerPixelDETY[k] / mode_lib->vba.SwathWidthY[k]; 1569 mode_lib->vba.LinesInDETYRoundedDownToSwath[k] = dml_floor( 1570 mode_lib->vba.LinesInDETY[k], 1571 mode_lib->vba.SwathHeightY[k]); 1572 mode_lib->vba.FullDETBufferingTimeY[k] = 1573 mode_lib->vba.LinesInDETYRoundedDownToSwath[k] 1574 * (mode_lib->vba.HTotal[k] 1575 / mode_lib->vba.PixelClock[k]) 1576 / mode_lib->vba.VRatio[k]; 1577 if (mode_lib->vba.BytePerPixelDETC[k] > 0) { 1578 mode_lib->vba.LinesInDETC[k] = mode_lib->vba.DETBufferSizeC[k] 1579 / mode_lib->vba.BytePerPixelDETC[k] 1580 / (mode_lib->vba.SwathWidthY[k] / 2); 1581 mode_lib->vba.LinesInDETCRoundedDownToSwath[k] = dml_floor( 1582 mode_lib->vba.LinesInDETC[k], 1583 mode_lib->vba.SwathHeightC[k]); 1584 mode_lib->vba.FullDETBufferingTimeC[k] = 1585 mode_lib->vba.LinesInDETCRoundedDownToSwath[k] 1586 * (mode_lib->vba.HTotal[k] 1587 / mode_lib->vba.PixelClock[k]) 1588 / (mode_lib->vba.VRatio[k] / 2); 1589 } else { 1590 mode_lib->vba.LinesInDETC[k] = 0; 1591 mode_lib->vba.LinesInDETCRoundedDownToSwath[k] = 0; 1592 mode_lib->vba.FullDETBufferingTimeC[k] = 999999; 1593 } 1594 } 1595 1596 mode_lib->vba.MinFullDETBufferingTime = 999999.0; 1597 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1598 if (mode_lib->vba.FullDETBufferingTimeY[k] 1599 < mode_lib->vba.MinFullDETBufferingTime) { 1600 mode_lib->vba.MinFullDETBufferingTime = 1601 mode_lib->vba.FullDETBufferingTimeY[k]; 1602 mode_lib->vba.FrameTimeForMinFullDETBufferingTime = 1603 (double) mode_lib->vba.VTotal[k] * mode_lib->vba.HTotal[k] 1604 / mode_lib->vba.PixelClock[k]; 1605 } 1606 if (mode_lib->vba.FullDETBufferingTimeC[k] 1607 < mode_lib->vba.MinFullDETBufferingTime) { 1608 mode_lib->vba.MinFullDETBufferingTime = 1609 mode_lib->vba.FullDETBufferingTimeC[k]; 1610 mode_lib->vba.FrameTimeForMinFullDETBufferingTime = 1611 (double) mode_lib->vba.VTotal[k] * mode_lib->vba.HTotal[k] 1612 / mode_lib->vba.PixelClock[k]; 1613 } 1614 } 1615 1616 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 0.0; 1617 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1618 if (mode_lib->vba.DCCEnable[k]) { 1619 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 1620 mode_lib->vba.AverageReadBandwidthGBytePerSecond 1621 + mode_lib->vba.ReadBandwidthPlaneLuma[k] 1622 / mode_lib->vba.DCCRate[k] 1623 / 1000 1624 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 1625 / mode_lib->vba.DCCRate[k] 1626 / 1000; 1627 } else { 1628 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 1629 mode_lib->vba.AverageReadBandwidthGBytePerSecond 1630 + mode_lib->vba.ReadBandwidthPlaneLuma[k] 1631 / 1000 1632 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 1633 / 1000; 1634 } 1635 if (mode_lib->vba.DCCEnable[k]) { 1636 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 1637 mode_lib->vba.AverageReadBandwidthGBytePerSecond 1638 + mode_lib->vba.ReadBandwidthPlaneLuma[k] 1639 / 1000 / 256 1640 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 1641 / 1000 / 256; 1642 } 1643 if (mode_lib->vba.GPUVMEnable) { 1644 mode_lib->vba.AverageReadBandwidthGBytePerSecond = 1645 mode_lib->vba.AverageReadBandwidthGBytePerSecond 1646 + mode_lib->vba.ReadBandwidthPlaneLuma[k] 1647 / 1000 / 512 1648 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 1649 / 1000 / 512; 1650 } 1651 } 1652 1653 mode_lib->vba.PartOfBurstThatFitsInROB = 1654 dml_min( 1655 mode_lib->vba.MinFullDETBufferingTime 1656 * mode_lib->vba.TotalDataReadBandwidth, 1657 mode_lib->vba.ROBBufferSizeInKByte * 1024 1658 * mode_lib->vba.TotalDataReadBandwidth 1659 / (mode_lib->vba.AverageReadBandwidthGBytePerSecond 1660 * 1000)); 1661 mode_lib->vba.StutterBurstTime = mode_lib->vba.PartOfBurstThatFitsInROB 1662 * (mode_lib->vba.AverageReadBandwidthGBytePerSecond * 1000) 1663 / mode_lib->vba.TotalDataReadBandwidth / mode_lib->vba.ReturnBW 1664 + (mode_lib->vba.MinFullDETBufferingTime 1665 * mode_lib->vba.TotalDataReadBandwidth 1666 - mode_lib->vba.PartOfBurstThatFitsInROB) 1667 / (mode_lib->vba.DCFCLK * 64); 1668 if (mode_lib->vba.TotalActiveWriteback == 0) { 1669 mode_lib->vba.StutterEfficiencyNotIncludingVBlank = (1 1670 - (mode_lib->vba.SRExitTime + mode_lib->vba.StutterBurstTime) 1671 / mode_lib->vba.MinFullDETBufferingTime) * 100; 1672 } else { 1673 mode_lib->vba.StutterEfficiencyNotIncludingVBlank = 0; 1674 } 1675 1676 mode_lib->vba.SmallestVBlank = 999999; 1677 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1678 if (mode_lib->vba.SynchronizedVBlank || mode_lib->vba.NumberOfActivePlanes == 1) { 1679 mode_lib->vba.VBlankTime = (double) (mode_lib->vba.VTotal[k] 1680 - mode_lib->vba.VActive[k]) * mode_lib->vba.HTotal[k] 1681 / mode_lib->vba.PixelClock[k]; 1682 } else { 1683 mode_lib->vba.VBlankTime = 0; 1684 } 1685 mode_lib->vba.SmallestVBlank = dml_min( 1686 mode_lib->vba.SmallestVBlank, 1687 mode_lib->vba.VBlankTime); 1688 } 1689 1690 mode_lib->vba.StutterEfficiency = (mode_lib->vba.StutterEfficiencyNotIncludingVBlank / 100 1691 * (mode_lib->vba.FrameTimeForMinFullDETBufferingTime 1692 - mode_lib->vba.SmallestVBlank) 1693 + mode_lib->vba.SmallestVBlank) 1694 / mode_lib->vba.FrameTimeForMinFullDETBufferingTime * 100; 1695 1696 // dml_ml->vba.DCFCLK Deep Sleep 1697 mode_lib->vba.DCFCLKDeepSleep = 8.0; 1698 1699 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; k++) { 1700 if (mode_lib->vba.BytePerPixelDETC[k] > 0) { 1701 mode_lib->vba.DCFCLKDeepSleepPerPlane[k] = 1702 dml_max( 1703 1.1 * mode_lib->vba.SwathWidthY[k] 1704 * dml_ceil( 1705 mode_lib->vba.BytePerPixelDETY[k], 1706 1) / 32 1707 / mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k], 1708 1.1 * mode_lib->vba.SwathWidthY[k] / 2.0 1709 * dml_ceil( 1710 mode_lib->vba.BytePerPixelDETC[k], 1711 2) / 32 1712 / mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k]); 1713 } else 1714 mode_lib->vba.DCFCLKDeepSleepPerPlane[k] = 1.1 * mode_lib->vba.SwathWidthY[k] 1715 * dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1) / 64.0 1716 / mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k]; 1717 mode_lib->vba.DCFCLKDeepSleepPerPlane[k] = dml_max( 1718 mode_lib->vba.DCFCLKDeepSleepPerPlane[k], 1719 mode_lib->vba.PixelClock[k] / 16.0); 1720 mode_lib->vba.DCFCLKDeepSleep = dml_max( 1721 mode_lib->vba.DCFCLKDeepSleep, 1722 mode_lib->vba.DCFCLKDeepSleepPerPlane[k]); 1723 1724 DTRACE( 1725 " dcfclk_deepsleep_per_plane[%i] = %fMHz", 1726 k, 1727 mode_lib->vba.DCFCLKDeepSleepPerPlane[k]); 1728 } 1729 1730 DTRACE(" dcfclk_deepsleep_mhz = %fMHz", mode_lib->vba.DCFCLKDeepSleep); 1731 1732 // Stutter Watermark 1733 mode_lib->vba.StutterExitWatermark = mode_lib->vba.SRExitTime 1734 + mode_lib->vba.LastPixelOfLineExtraWatermark 1735 + mode_lib->vba.UrgentExtraLatency + 10 / mode_lib->vba.DCFCLKDeepSleep; 1736 mode_lib->vba.StutterEnterPlusExitWatermark = mode_lib->vba.SREnterPlusExitTime 1737 + mode_lib->vba.LastPixelOfLineExtraWatermark 1738 + mode_lib->vba.UrgentExtraLatency; 1739 1740 DTRACE(" wm_cstate_exit = %fus", mode_lib->vba.StutterExitWatermark); 1741 DTRACE(" wm_cstate_enter_exit = %fus", mode_lib->vba.StutterEnterPlusExitWatermark); 1742 1743 // Urgent Latency Supported 1744 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1745 mode_lib->vba.EffectiveDETPlusLBLinesLuma = 1746 dml_floor( 1747 mode_lib->vba.LinesInDETY[k] 1748 + dml_min( 1749 mode_lib->vba.LinesInDETY[k] 1750 * mode_lib->vba.DPPCLK[k] 1751 * mode_lib->vba.BytePerPixelDETY[k] 1752 * mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] 1753 / (mode_lib->vba.ReturnBW 1754 / mode_lib->vba.DPPPerPlane[k]), 1755 (double) mode_lib->vba.EffectiveLBLatencyHidingSourceLinesLuma), 1756 mode_lib->vba.SwathHeightY[k]); 1757 1758 mode_lib->vba.UrgentLatencySupportUsLuma = mode_lib->vba.EffectiveDETPlusLBLinesLuma 1759 * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 1760 / mode_lib->vba.VRatio[k] 1761 - mode_lib->vba.EffectiveDETPlusLBLinesLuma 1762 * mode_lib->vba.SwathWidthY[k] 1763 * mode_lib->vba.BytePerPixelDETY[k] 1764 / (mode_lib->vba.ReturnBW 1765 / mode_lib->vba.DPPPerPlane[k]); 1766 1767 if (mode_lib->vba.BytePerPixelDETC[k] > 0) { 1768 mode_lib->vba.EffectiveDETPlusLBLinesChroma = 1769 dml_floor( 1770 mode_lib->vba.LinesInDETC[k] 1771 + dml_min( 1772 mode_lib->vba.LinesInDETC[k] 1773 * mode_lib->vba.DPPCLK[k] 1774 * mode_lib->vba.BytePerPixelDETC[k] 1775 * mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] 1776 / (mode_lib->vba.ReturnBW 1777 / mode_lib->vba.DPPPerPlane[k]), 1778 (double) mode_lib->vba.EffectiveLBLatencyHidingSourceLinesChroma), 1779 mode_lib->vba.SwathHeightC[k]); 1780 mode_lib->vba.UrgentLatencySupportUsChroma = 1781 mode_lib->vba.EffectiveDETPlusLBLinesChroma 1782 * (mode_lib->vba.HTotal[k] 1783 / mode_lib->vba.PixelClock[k]) 1784 / (mode_lib->vba.VRatio[k] / 2) 1785 - mode_lib->vba.EffectiveDETPlusLBLinesChroma 1786 * (mode_lib->vba.SwathWidthY[k] 1787 / 2) 1788 * mode_lib->vba.BytePerPixelDETC[k] 1789 / (mode_lib->vba.ReturnBW 1790 / mode_lib->vba.DPPPerPlane[k]); 1791 mode_lib->vba.UrgentLatencySupportUs[k] = dml_min( 1792 mode_lib->vba.UrgentLatencySupportUsLuma, 1793 mode_lib->vba.UrgentLatencySupportUsChroma); 1794 } else { 1795 mode_lib->vba.UrgentLatencySupportUs[k] = 1796 mode_lib->vba.UrgentLatencySupportUsLuma; 1797 } 1798 } 1799 1800 mode_lib->vba.MinUrgentLatencySupportUs = 999999; 1801 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1802 mode_lib->vba.MinUrgentLatencySupportUs = dml_min( 1803 mode_lib->vba.MinUrgentLatencySupportUs, 1804 mode_lib->vba.UrgentLatencySupportUs[k]); 1805 } 1806 1807 // Non-Urgent Latency Tolerance 1808 mode_lib->vba.NonUrgentLatencyTolerance = mode_lib->vba.MinUrgentLatencySupportUs 1809 - mode_lib->vba.UrgentWatermark; 1810 1811 // DSCCLK 1812 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1813 if ((mode_lib->vba.BlendingAndTiming[k] != k) || !mode_lib->vba.DSCEnabled[k]) { 1814 mode_lib->vba.DSCCLK_calculated[k] = 0.0; 1815 } else { 1816 if (mode_lib->vba.OutputFormat[k] == dm_420 1817 || mode_lib->vba.OutputFormat[k] == dm_n422) 1818 mode_lib->vba.DSCFormatFactor = 2; 1819 else 1820 mode_lib->vba.DSCFormatFactor = 1; 1821 if (mode_lib->vba.ODMCombineEnabled[k]) 1822 mode_lib->vba.DSCCLK_calculated[k] = 1823 mode_lib->vba.PixelClockBackEnd[k] / 6 1824 / mode_lib->vba.DSCFormatFactor 1825 / (1 1826 - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1827 / 100); 1828 else 1829 mode_lib->vba.DSCCLK_calculated[k] = 1830 mode_lib->vba.PixelClockBackEnd[k] / 3 1831 / mode_lib->vba.DSCFormatFactor 1832 / (1 1833 - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading 1834 / 100); 1835 } 1836 } 1837 1838 // DSC Delay 1839 // TODO 1840 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1841 double bpp = mode_lib->vba.OutputBpp[k]; 1842 unsigned int slices = mode_lib->vba.NumberOfDSCSlices[k]; 1843 1844 if (mode_lib->vba.DSCEnabled[k] && bpp != 0) { 1845 if (!mode_lib->vba.ODMCombineEnabled[k]) { 1846 mode_lib->vba.DSCDelay[k] = 1847 dscceComputeDelay( 1848 mode_lib->vba.DSCInputBitPerComponent[k], 1849 bpp, 1850 dml_ceil( 1851 (double) mode_lib->vba.HActive[k] 1852 / mode_lib->vba.NumberOfDSCSlices[k], 1853 1), 1854 slices, 1855 mode_lib->vba.OutputFormat[k]) 1856 + dscComputeDelay( 1857 mode_lib->vba.OutputFormat[k]); 1858 } else { 1859 mode_lib->vba.DSCDelay[k] = 1860 2 1861 * (dscceComputeDelay( 1862 mode_lib->vba.DSCInputBitPerComponent[k], 1863 bpp, 1864 dml_ceil( 1865 (double) mode_lib->vba.HActive[k] 1866 / mode_lib->vba.NumberOfDSCSlices[k], 1867 1), 1868 slices / 2.0, 1869 mode_lib->vba.OutputFormat[k]) 1870 + dscComputeDelay( 1871 mode_lib->vba.OutputFormat[k])); 1872 } 1873 mode_lib->vba.DSCDelay[k] = mode_lib->vba.DSCDelay[k] 1874 * mode_lib->vba.PixelClock[k] 1875 / mode_lib->vba.PixelClockBackEnd[k]; 1876 } else { 1877 mode_lib->vba.DSCDelay[k] = 0; 1878 } 1879 } 1880 1881 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) 1882 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) // NumberOfPlanes 1883 if (j != k && mode_lib->vba.BlendingAndTiming[k] == j 1884 && mode_lib->vba.DSCEnabled[j]) 1885 mode_lib->vba.DSCDelay[k] = mode_lib->vba.DSCDelay[j]; 1886 1887 // Prefetch 1888 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 1889 unsigned int PDEAndMetaPTEBytesFrameY; 1890 unsigned int PixelPTEBytesPerRowY; 1891 unsigned int MetaRowByteY; 1892 unsigned int MetaRowByteC; 1893 unsigned int PDEAndMetaPTEBytesFrameC; 1894 unsigned int PixelPTEBytesPerRowC; 1895 1896 Calculate256BBlockSizes( 1897 mode_lib->vba.SourcePixelFormat[k], 1898 mode_lib->vba.SurfaceTiling[k], 1899 dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1), 1900 dml_ceil(mode_lib->vba.BytePerPixelDETC[k], 2), 1901 &mode_lib->vba.BlockHeight256BytesY[k], 1902 &mode_lib->vba.BlockHeight256BytesC[k], 1903 &mode_lib->vba.BlockWidth256BytesY[k], 1904 &mode_lib->vba.BlockWidth256BytesC[k]); 1905 PDEAndMetaPTEBytesFrameY = CalculateVMAndRowBytes( 1906 mode_lib, 1907 mode_lib->vba.DCCEnable[k], 1908 mode_lib->vba.BlockHeight256BytesY[k], 1909 mode_lib->vba.BlockWidth256BytesY[k], 1910 mode_lib->vba.SourcePixelFormat[k], 1911 mode_lib->vba.SurfaceTiling[k], 1912 dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1), 1913 mode_lib->vba.SourceScan[k], 1914 mode_lib->vba.ViewportWidth[k], 1915 mode_lib->vba.ViewportHeight[k], 1916 mode_lib->vba.SwathWidthY[k], 1917 mode_lib->vba.GPUVMEnable, 1918 mode_lib->vba.VMMPageSize, 1919 mode_lib->vba.PTEBufferSizeInRequestsLuma, 1920 mode_lib->vba.PDEProcessingBufIn64KBReqs, 1921 mode_lib->vba.PitchY[k], 1922 mode_lib->vba.DCCMetaPitchY[k], 1923 &mode_lib->vba.MacroTileWidthY[k], 1924 &MetaRowByteY, 1925 &PixelPTEBytesPerRowY, 1926 &mode_lib->vba.PTEBufferSizeNotExceeded[mode_lib->vba.VoltageLevel][0], 1927 &mode_lib->vba.dpte_row_height[k], 1928 &mode_lib->vba.meta_row_height[k]); 1929 mode_lib->vba.PrefetchSourceLinesY[k] = CalculatePrefetchSourceLines( 1930 mode_lib, 1931 mode_lib->vba.VRatio[k], 1932 mode_lib->vba.vtaps[k], 1933 mode_lib->vba.Interlace[k], 1934 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 1935 mode_lib->vba.SwathHeightY[k], 1936 mode_lib->vba.ViewportYStartY[k], 1937 &mode_lib->vba.VInitPreFillY[k], 1938 &mode_lib->vba.MaxNumSwathY[k]); 1939 1940 if ((mode_lib->vba.SourcePixelFormat[k] != dm_444_64 1941 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 1942 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 1943 && mode_lib->vba.SourcePixelFormat[k] != dm_444_8)) { 1944 PDEAndMetaPTEBytesFrameC = 1945 CalculateVMAndRowBytes( 1946 mode_lib, 1947 mode_lib->vba.DCCEnable[k], 1948 mode_lib->vba.BlockHeight256BytesC[k], 1949 mode_lib->vba.BlockWidth256BytesC[k], 1950 mode_lib->vba.SourcePixelFormat[k], 1951 mode_lib->vba.SurfaceTiling[k], 1952 dml_ceil( 1953 mode_lib->vba.BytePerPixelDETC[k], 1954 2), 1955 mode_lib->vba.SourceScan[k], 1956 mode_lib->vba.ViewportWidth[k] / 2, 1957 mode_lib->vba.ViewportHeight[k] / 2, 1958 mode_lib->vba.SwathWidthY[k] / 2, 1959 mode_lib->vba.GPUVMEnable, 1960 mode_lib->vba.VMMPageSize, 1961 mode_lib->vba.PTEBufferSizeInRequestsLuma, 1962 mode_lib->vba.PDEProcessingBufIn64KBReqs, 1963 mode_lib->vba.PitchC[k], 1964 0, 1965 &mode_lib->vba.MacroTileWidthC[k], 1966 &MetaRowByteC, 1967 &PixelPTEBytesPerRowC, 1968 &mode_lib->vba.PTEBufferSizeNotExceeded[mode_lib->vba.VoltageLevel][0], 1969 &mode_lib->vba.dpte_row_height_chroma[k], 1970 &mode_lib->vba.meta_row_height_chroma[k]); 1971 mode_lib->vba.PrefetchSourceLinesC[k] = CalculatePrefetchSourceLines( 1972 mode_lib, 1973 mode_lib->vba.VRatio[k] / 2, 1974 mode_lib->vba.VTAPsChroma[k], 1975 mode_lib->vba.Interlace[k], 1976 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 1977 mode_lib->vba.SwathHeightC[k], 1978 mode_lib->vba.ViewportYStartC[k], 1979 &mode_lib->vba.VInitPreFillC[k], 1980 &mode_lib->vba.MaxNumSwathC[k]); 1981 } else { 1982 PixelPTEBytesPerRowC = 0; 1983 PDEAndMetaPTEBytesFrameC = 0; 1984 MetaRowByteC = 0; 1985 mode_lib->vba.MaxNumSwathC[k] = 0; 1986 mode_lib->vba.PrefetchSourceLinesC[k] = 0; 1987 } 1988 1989 mode_lib->vba.PixelPTEBytesPerRow[k] = PixelPTEBytesPerRowY + PixelPTEBytesPerRowC; 1990 mode_lib->vba.PDEAndMetaPTEBytesFrame[k] = PDEAndMetaPTEBytesFrameY 1991 + PDEAndMetaPTEBytesFrameC; 1992 mode_lib->vba.MetaRowByte[k] = MetaRowByteY + MetaRowByteC; 1993 1994 CalculateActiveRowBandwidth( 1995 mode_lib->vba.GPUVMEnable, 1996 mode_lib->vba.SourcePixelFormat[k], 1997 mode_lib->vba.VRatio[k], 1998 mode_lib->vba.DCCEnable[k], 1999 mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], 2000 MetaRowByteY, 2001 MetaRowByteC, 2002 mode_lib->vba.meta_row_height[k], 2003 mode_lib->vba.meta_row_height_chroma[k], 2004 PixelPTEBytesPerRowY, 2005 PixelPTEBytesPerRowC, 2006 mode_lib->vba.dpte_row_height[k], 2007 mode_lib->vba.dpte_row_height_chroma[k], 2008 &mode_lib->vba.meta_row_bw[k], 2009 &mode_lib->vba.dpte_row_bw[k], 2010 &mode_lib->vba.qual_row_bw[k]); 2011 } 2012 2013 mode_lib->vba.TCalc = 24.0 / mode_lib->vba.DCFCLKDeepSleep; 2014 2015 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2016 if (mode_lib->vba.BlendingAndTiming[k] == k) { 2017 if (mode_lib->vba.WritebackEnable[k] == true) { 2018 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = 2019 mode_lib->vba.WritebackLatency 2020 + CalculateWriteBackDelay( 2021 mode_lib->vba.WritebackPixelFormat[k], 2022 mode_lib->vba.WritebackHRatio[k], 2023 mode_lib->vba.WritebackVRatio[k], 2024 mode_lib->vba.WritebackLumaHTaps[k], 2025 mode_lib->vba.WritebackLumaVTaps[k], 2026 mode_lib->vba.WritebackChromaHTaps[k], 2027 mode_lib->vba.WritebackChromaVTaps[k], 2028 mode_lib->vba.WritebackDestinationWidth[k]) 2029 / mode_lib->vba.DISPCLK; 2030 } else 2031 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = 0; 2032 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) { 2033 if (mode_lib->vba.BlendingAndTiming[j] == k 2034 && mode_lib->vba.WritebackEnable[j] == true) { 2035 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = 2036 dml_max( 2037 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k], 2038 mode_lib->vba.WritebackLatency 2039 + CalculateWriteBackDelay( 2040 mode_lib->vba.WritebackPixelFormat[j], 2041 mode_lib->vba.WritebackHRatio[j], 2042 mode_lib->vba.WritebackVRatio[j], 2043 mode_lib->vba.WritebackLumaHTaps[j], 2044 mode_lib->vba.WritebackLumaVTaps[j], 2045 mode_lib->vba.WritebackChromaHTaps[j], 2046 mode_lib->vba.WritebackChromaVTaps[j], 2047 mode_lib->vba.WritebackDestinationWidth[j]) 2048 / mode_lib->vba.DISPCLK); 2049 } 2050 } 2051 } 2052 } 2053 2054 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) 2055 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) 2056 if (mode_lib->vba.BlendingAndTiming[k] == j) 2057 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = 2058 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][j]; 2059 2060 mode_lib->vba.VStartupLines = 13; 2061 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2062 mode_lib->vba.MaxVStartupLines[k] = 2063 mode_lib->vba.VTotal[k] - mode_lib->vba.VActive[k] 2064 - dml_max( 2065 1.0, 2066 dml_ceil( 2067 mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] 2068 / (mode_lib->vba.HTotal[k] 2069 / mode_lib->vba.PixelClock[k]), 2070 1)); 2071 } 2072 2073 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) 2074 mode_lib->vba.MaximumMaxVStartupLines = dml_max( 2075 mode_lib->vba.MaximumMaxVStartupLines, 2076 mode_lib->vba.MaxVStartupLines[k]); 2077 2078 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2079 mode_lib->vba.cursor_bw[k] = 0.0; 2080 for (j = 0; j < mode_lib->vba.NumberOfCursors[k]; ++j) 2081 mode_lib->vba.cursor_bw[k] += mode_lib->vba.CursorWidth[k][j] 2082 * mode_lib->vba.CursorBPP[k][j] / 8.0 2083 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 2084 * mode_lib->vba.VRatio[k]; 2085 } 2086 2087 do { 2088 double MaxTotalRDBandwidth = 0; 2089 bool DestinationLineTimesForPrefetchLessThan2 = false; 2090 bool VRatioPrefetchMoreThan4 = false; 2091 bool prefetch_vm_bw_valid = true; 2092 bool prefetch_row_bw_valid = true; 2093 double TWait = CalculateTWait( 2094 mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb], 2095 mode_lib->vba.DRAMClockChangeLatency, 2096 mode_lib->vba.UrgentLatencyPixelDataOnly, 2097 mode_lib->vba.SREnterPlusExitTime); 2098 2099 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2100 if (mode_lib->vba.XFCEnabled[k] == true) { 2101 mode_lib->vba.XFCRemoteSurfaceFlipDelay = 2102 CalculateRemoteSurfaceFlipDelay( 2103 mode_lib, 2104 mode_lib->vba.VRatio[k], 2105 mode_lib->vba.SwathWidthY[k], 2106 dml_ceil( 2107 mode_lib->vba.BytePerPixelDETY[k], 2108 1), 2109 mode_lib->vba.HTotal[k] 2110 / mode_lib->vba.PixelClock[k], 2111 mode_lib->vba.XFCTSlvVupdateOffset, 2112 mode_lib->vba.XFCTSlvVupdateWidth, 2113 mode_lib->vba.XFCTSlvVreadyOffset, 2114 mode_lib->vba.XFCXBUFLatencyTolerance, 2115 mode_lib->vba.XFCFillBWOverhead, 2116 mode_lib->vba.XFCSlvChunkSize, 2117 mode_lib->vba.XFCBusTransportTime, 2118 mode_lib->vba.TCalc, 2119 TWait, 2120 &mode_lib->vba.SrcActiveDrainRate, 2121 &mode_lib->vba.TInitXFill, 2122 &mode_lib->vba.TslvChk); 2123 } else { 2124 mode_lib->vba.XFCRemoteSurfaceFlipDelay = 0; 2125 } 2126 2127 CalculateDelayAfterScaler(mode_lib, mode_lib->vba.ReturnBW, mode_lib->vba.ReadBandwidthPlaneLuma[k], mode_lib->vba.ReadBandwidthPlaneChroma[k], mode_lib->vba.TotalDataReadBandwidth, 2128 mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k], mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k], 2129 mode_lib->vba.DPPCLK[k], mode_lib->vba.DISPCLK, mode_lib->vba.PixelClock[k], mode_lib->vba.DSCDelay[k], mode_lib->vba.DPPPerPlane[k], mode_lib->vba.ScalerEnabled[k], mode_lib->vba.NumberOfCursors[k], 2130 mode_lib->vba.DPPCLKDelaySubtotal, mode_lib->vba.DPPCLKDelaySCL, mode_lib->vba.DPPCLKDelaySCLLBOnly, mode_lib->vba.DPPCLKDelayCNVCFormater, mode_lib->vba.DPPCLKDelayCNVCCursor, mode_lib->vba.DISPCLKDelaySubtotal, 2131 mode_lib->vba.SwathWidthY[k] / mode_lib->vba.HRatio[k], mode_lib->vba.OutputFormat[k], mode_lib->vba.HTotal[k], 2132 mode_lib->vba.SwathWidthSingleDPPY[k], mode_lib->vba.BytePerPixelDETY[k], mode_lib->vba.BytePerPixelDETC[k], mode_lib->vba.SwathHeightY[k], mode_lib->vba.SwathHeightC[k], mode_lib->vba.Interlace[k], 2133 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, &mode_lib->vba.DSTXAfterScaler[k], &mode_lib->vba.DSTYAfterScaler[k]); 2134 2135 mode_lib->vba.ErrorResult[k] = 2136 CalculatePrefetchSchedule( 2137 mode_lib, 2138 mode_lib->vba.DPPCLK[k], 2139 mode_lib->vba.DISPCLK, 2140 mode_lib->vba.PixelClock[k], 2141 mode_lib->vba.DCFCLKDeepSleep, 2142 mode_lib->vba.DPPPerPlane[k], 2143 mode_lib->vba.NumberOfCursors[k], 2144 mode_lib->vba.VTotal[k] 2145 - mode_lib->vba.VActive[k], 2146 mode_lib->vba.HTotal[k], 2147 mode_lib->vba.MaxInterDCNTileRepeaters, 2148 dml_min( 2149 mode_lib->vba.VStartupLines, 2150 mode_lib->vba.MaxVStartupLines[k]), 2151 mode_lib->vba.GPUVMMaxPageTableLevels, 2152 mode_lib->vba.GPUVMEnable, 2153 mode_lib->vba.DynamicMetadataEnable[k], 2154 mode_lib->vba.DynamicMetadataLinesBeforeActiveRequired[k], 2155 mode_lib->vba.DynamicMetadataTransmittedBytes[k], 2156 mode_lib->vba.DCCEnable[k], 2157 mode_lib->vba.UrgentLatencyPixelDataOnly, 2158 mode_lib->vba.UrgentExtraLatency, 2159 mode_lib->vba.TCalc, 2160 mode_lib->vba.PDEAndMetaPTEBytesFrame[k], 2161 mode_lib->vba.MetaRowByte[k], 2162 mode_lib->vba.PixelPTEBytesPerRow[k], 2163 mode_lib->vba.PrefetchSourceLinesY[k], 2164 mode_lib->vba.SwathWidthY[k], 2165 mode_lib->vba.BytePerPixelDETY[k], 2166 mode_lib->vba.VInitPreFillY[k], 2167 mode_lib->vba.MaxNumSwathY[k], 2168 mode_lib->vba.PrefetchSourceLinesC[k], 2169 mode_lib->vba.BytePerPixelDETC[k], 2170 mode_lib->vba.VInitPreFillC[k], 2171 mode_lib->vba.MaxNumSwathC[k], 2172 mode_lib->vba.SwathHeightY[k], 2173 mode_lib->vba.SwathHeightC[k], 2174 TWait, 2175 mode_lib->vba.XFCEnabled[k], 2176 mode_lib->vba.XFCRemoteSurfaceFlipDelay, 2177 mode_lib->vba.Interlace[k], 2178 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 2179 mode_lib->vba.DSTXAfterScaler[k], 2180 mode_lib->vba.DSTYAfterScaler[k], 2181 &mode_lib->vba.DestinationLinesForPrefetch[k], 2182 &mode_lib->vba.PrefetchBandwidth[k], 2183 &mode_lib->vba.DestinationLinesToRequestVMInVBlank[k], 2184 &mode_lib->vba.DestinationLinesToRequestRowInVBlank[k], 2185 &mode_lib->vba.VRatioPrefetchY[k], 2186 &mode_lib->vba.VRatioPrefetchC[k], 2187 &mode_lib->vba.RequiredPrefetchPixDataBWLuma[k], 2188 &mode_lib->vba.Tno_bw[k], 2189 &mode_lib->vba.VUpdateOffsetPix[k], 2190 &mode_lib->vba.VUpdateWidthPix[k], 2191 &mode_lib->vba.VReadyOffsetPix[k]); 2192 2193 if (mode_lib->vba.BlendingAndTiming[k] == k) { 2194 mode_lib->vba.VStartup[k] = dml_min( 2195 mode_lib->vba.VStartupLines, 2196 mode_lib->vba.MaxVStartupLines[k]); 2197 if (mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata 2198 != 0) { 2199 mode_lib->vba.VStartup[k] = 2200 mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata; 2201 } 2202 } else { 2203 mode_lib->vba.VStartup[k] = 2204 dml_min( 2205 mode_lib->vba.VStartupLines, 2206 mode_lib->vba.MaxVStartupLines[mode_lib->vba.BlendingAndTiming[k]]); 2207 } 2208 } 2209 2210 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2211 2212 if (mode_lib->vba.PDEAndMetaPTEBytesFrame[k] == 0) 2213 mode_lib->vba.prefetch_vm_bw[k] = 0; 2214 else if (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] > 0) { 2215 mode_lib->vba.prefetch_vm_bw[k] = 2216 (double) mode_lib->vba.PDEAndMetaPTEBytesFrame[k] 2217 / (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] 2218 * mode_lib->vba.HTotal[k] 2219 / mode_lib->vba.PixelClock[k]); 2220 } else { 2221 mode_lib->vba.prefetch_vm_bw[k] = 0; 2222 prefetch_vm_bw_valid = false; 2223 } 2224 if (mode_lib->vba.MetaRowByte[k] + mode_lib->vba.PixelPTEBytesPerRow[k] 2225 == 0) 2226 mode_lib->vba.prefetch_row_bw[k] = 0; 2227 else if (mode_lib->vba.DestinationLinesToRequestRowInVBlank[k] > 0) { 2228 mode_lib->vba.prefetch_row_bw[k] = 2229 (double) (mode_lib->vba.MetaRowByte[k] 2230 + mode_lib->vba.PixelPTEBytesPerRow[k]) 2231 / (mode_lib->vba.DestinationLinesToRequestRowInVBlank[k] 2232 * mode_lib->vba.HTotal[k] 2233 / mode_lib->vba.PixelClock[k]); 2234 } else { 2235 mode_lib->vba.prefetch_row_bw[k] = 0; 2236 prefetch_row_bw_valid = false; 2237 } 2238 2239 MaxTotalRDBandwidth = 2240 MaxTotalRDBandwidth + mode_lib->vba.cursor_bw[k] 2241 + dml_max( 2242 mode_lib->vba.prefetch_vm_bw[k], 2243 dml_max( 2244 mode_lib->vba.prefetch_row_bw[k], 2245 dml_max( 2246 mode_lib->vba.ReadBandwidthPlaneLuma[k] 2247 + mode_lib->vba.ReadBandwidthPlaneChroma[k], 2248 mode_lib->vba.RequiredPrefetchPixDataBWLuma[k]) 2249 + mode_lib->vba.meta_row_bw[k] 2250 + mode_lib->vba.dpte_row_bw[k])); 2251 2252 if (mode_lib->vba.DestinationLinesForPrefetch[k] < 2) 2253 DestinationLineTimesForPrefetchLessThan2 = true; 2254 if (mode_lib->vba.VRatioPrefetchY[k] > 4 2255 || mode_lib->vba.VRatioPrefetchC[k] > 4) 2256 VRatioPrefetchMoreThan4 = true; 2257 } 2258 2259 if (MaxTotalRDBandwidth <= mode_lib->vba.ReturnBW && prefetch_vm_bw_valid 2260 && prefetch_row_bw_valid && !VRatioPrefetchMoreThan4 2261 && !DestinationLineTimesForPrefetchLessThan2) 2262 mode_lib->vba.PrefetchModeSupported = true; 2263 else { 2264 mode_lib->vba.PrefetchModeSupported = false; 2265 dml_print( 2266 "DML: CalculatePrefetchSchedule ***failed***. Bandwidth violation. Results are NOT valid\n"); 2267 } 2268 2269 if (mode_lib->vba.PrefetchModeSupported == true) { 2270 double final_flip_bw[DC__NUM_DPP__MAX]; 2271 unsigned int ImmediateFlipBytes[DC__NUM_DPP__MAX]; 2272 double total_dcn_read_bw_with_flip = 0; 2273 2274 mode_lib->vba.BandwidthAvailableForImmediateFlip = mode_lib->vba.ReturnBW; 2275 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2276 mode_lib->vba.BandwidthAvailableForImmediateFlip = 2277 mode_lib->vba.BandwidthAvailableForImmediateFlip 2278 - mode_lib->vba.cursor_bw[k] 2279 - dml_max( 2280 mode_lib->vba.ReadBandwidthPlaneLuma[k] 2281 + mode_lib->vba.ReadBandwidthPlaneChroma[k] 2282 + mode_lib->vba.qual_row_bw[k], 2283 mode_lib->vba.PrefetchBandwidth[k]); 2284 } 2285 2286 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2287 ImmediateFlipBytes[k] = 0; 2288 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 2289 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 2290 ImmediateFlipBytes[k] = 2291 mode_lib->vba.PDEAndMetaPTEBytesFrame[k] 2292 + mode_lib->vba.MetaRowByte[k] 2293 + mode_lib->vba.PixelPTEBytesPerRow[k]; 2294 } 2295 } 2296 mode_lib->vba.TotImmediateFlipBytes = 0; 2297 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2298 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 2299 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 2300 mode_lib->vba.TotImmediateFlipBytes = 2301 mode_lib->vba.TotImmediateFlipBytes 2302 + ImmediateFlipBytes[k]; 2303 } 2304 } 2305 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2306 CalculateFlipSchedule( 2307 mode_lib, 2308 mode_lib->vba.UrgentExtraLatency, 2309 mode_lib->vba.UrgentLatencyPixelDataOnly, 2310 mode_lib->vba.GPUVMMaxPageTableLevels, 2311 mode_lib->vba.GPUVMEnable, 2312 mode_lib->vba.BandwidthAvailableForImmediateFlip, 2313 mode_lib->vba.TotImmediateFlipBytes, 2314 mode_lib->vba.SourcePixelFormat[k], 2315 ImmediateFlipBytes[k], 2316 mode_lib->vba.HTotal[k] 2317 / mode_lib->vba.PixelClock[k], 2318 mode_lib->vba.VRatio[k], 2319 mode_lib->vba.Tno_bw[k], 2320 mode_lib->vba.PDEAndMetaPTEBytesFrame[k], 2321 mode_lib->vba.MetaRowByte[k], 2322 mode_lib->vba.PixelPTEBytesPerRow[k], 2323 mode_lib->vba.DCCEnable[k], 2324 mode_lib->vba.dpte_row_height[k], 2325 mode_lib->vba.meta_row_height[k], 2326 mode_lib->vba.qual_row_bw[k], 2327 &mode_lib->vba.DestinationLinesToRequestVMInImmediateFlip[k], 2328 &mode_lib->vba.DestinationLinesToRequestRowInImmediateFlip[k], 2329 &final_flip_bw[k], 2330 &mode_lib->vba.ImmediateFlipSupportedForPipe[k]); 2331 } 2332 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2333 total_dcn_read_bw_with_flip = 2334 total_dcn_read_bw_with_flip 2335 + mode_lib->vba.cursor_bw[k] 2336 + dml_max( 2337 mode_lib->vba.prefetch_vm_bw[k], 2338 dml_max( 2339 mode_lib->vba.prefetch_row_bw[k], 2340 final_flip_bw[k] 2341 + dml_max( 2342 mode_lib->vba.ReadBandwidthPlaneLuma[k] 2343 + mode_lib->vba.ReadBandwidthPlaneChroma[k], 2344 mode_lib->vba.RequiredPrefetchPixDataBWLuma[k]))); 2345 } 2346 mode_lib->vba.ImmediateFlipSupported = true; 2347 if (total_dcn_read_bw_with_flip > mode_lib->vba.ReturnBW) { 2348 mode_lib->vba.ImmediateFlipSupported = false; 2349 } 2350 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2351 if (mode_lib->vba.ImmediateFlipSupportedForPipe[k] == false) { 2352 mode_lib->vba.ImmediateFlipSupported = false; 2353 } 2354 } 2355 } else { 2356 mode_lib->vba.ImmediateFlipSupported = false; 2357 } 2358 2359 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2360 if (mode_lib->vba.ErrorResult[k]) { 2361 mode_lib->vba.PrefetchModeSupported = false; 2362 dml_print( 2363 "DML: CalculatePrefetchSchedule ***failed***. Prefetch schedule violation. Results are NOT valid\n"); 2364 } 2365 } 2366 2367 mode_lib->vba.VStartupLines = mode_lib->vba.VStartupLines + 1; 2368 } while (!((mode_lib->vba.PrefetchModeSupported 2369 && (!mode_lib->vba.ImmediateFlipSupport 2370 || mode_lib->vba.ImmediateFlipSupported)) 2371 || mode_lib->vba.MaximumMaxVStartupLines < mode_lib->vba.VStartupLines)); 2372 2373 //Display Pipeline Delivery Time in Prefetch 2374 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2375 if (mode_lib->vba.VRatioPrefetchY[k] <= 1) { 2376 mode_lib->vba.DisplayPipeLineDeliveryTimeLumaPrefetch[k] = 2377 mode_lib->vba.SwathWidthY[k] * mode_lib->vba.DPPPerPlane[k] 2378 / mode_lib->vba.HRatio[k] 2379 / mode_lib->vba.PixelClock[k]; 2380 } else { 2381 mode_lib->vba.DisplayPipeLineDeliveryTimeLumaPrefetch[k] = 2382 mode_lib->vba.SwathWidthY[k] 2383 / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] 2384 / mode_lib->vba.DPPCLK[k]; 2385 } 2386 if (mode_lib->vba.BytePerPixelDETC[k] == 0) { 2387 mode_lib->vba.DisplayPipeLineDeliveryTimeChromaPrefetch[k] = 0; 2388 } else { 2389 if (mode_lib->vba.VRatioPrefetchC[k] <= 1) { 2390 mode_lib->vba.DisplayPipeLineDeliveryTimeChromaPrefetch[k] = 2391 mode_lib->vba.SwathWidthY[k] 2392 * mode_lib->vba.DPPPerPlane[k] 2393 / mode_lib->vba.HRatio[k] 2394 / mode_lib->vba.PixelClock[k]; 2395 } else { 2396 mode_lib->vba.DisplayPipeLineDeliveryTimeChromaPrefetch[k] = 2397 mode_lib->vba.SwathWidthY[k] 2398 / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] 2399 / mode_lib->vba.DPPCLK[k]; 2400 } 2401 } 2402 } 2403 2404 // Min TTUVBlank 2405 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2406 if (mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb] == 0) { 2407 mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k] = true; 2408 mode_lib->vba.AllowDRAMSelfRefreshDuringVBlank[k] = true; 2409 mode_lib->vba.MinTTUVBlank[k] = dml_max( 2410 mode_lib->vba.DRAMClockChangeWatermark, 2411 dml_max( 2412 mode_lib->vba.StutterEnterPlusExitWatermark, 2413 mode_lib->vba.UrgentWatermark)); 2414 } else if (mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb] == 1) { 2415 mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k] = false; 2416 mode_lib->vba.AllowDRAMSelfRefreshDuringVBlank[k] = true; 2417 mode_lib->vba.MinTTUVBlank[k] = dml_max( 2418 mode_lib->vba.StutterEnterPlusExitWatermark, 2419 mode_lib->vba.UrgentWatermark); 2420 } else { 2421 mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k] = false; 2422 mode_lib->vba.AllowDRAMSelfRefreshDuringVBlank[k] = false; 2423 mode_lib->vba.MinTTUVBlank[k] = mode_lib->vba.UrgentWatermark; 2424 } 2425 if (!mode_lib->vba.DynamicMetadataEnable[k]) 2426 mode_lib->vba.MinTTUVBlank[k] = mode_lib->vba.TCalc 2427 + mode_lib->vba.MinTTUVBlank[k]; 2428 } 2429 2430 // DCC Configuration 2431 mode_lib->vba.ActiveDPPs = 0; 2432 // NB P-State/DRAM Clock Change Support 2433 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2434 mode_lib->vba.ActiveDPPs = mode_lib->vba.ActiveDPPs + mode_lib->vba.DPPPerPlane[k]; 2435 } 2436 2437 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2438 double EffectiveLBLatencyHidingY; 2439 double EffectiveLBLatencyHidingC; 2440 double DPPOutputBufferLinesY; 2441 double DPPOutputBufferLinesC; 2442 double DPPOPPBufferingY; 2443 double MaxDETBufferingTimeY; 2444 double ActiveDRAMClockChangeLatencyMarginY; 2445 2446 mode_lib->vba.LBLatencyHidingSourceLinesY = 2447 dml_min( 2448 mode_lib->vba.MaxLineBufferLines, 2449 (unsigned int) dml_floor( 2450 (double) mode_lib->vba.LineBufferSize 2451 / mode_lib->vba.LBBitPerPixel[k] 2452 / (mode_lib->vba.SwathWidthY[k] 2453 / dml_max( 2454 mode_lib->vba.HRatio[k], 2455 1.0)), 2456 1)) - (mode_lib->vba.vtaps[k] - 1); 2457 2458 mode_lib->vba.LBLatencyHidingSourceLinesC = 2459 dml_min( 2460 mode_lib->vba.MaxLineBufferLines, 2461 (unsigned int) dml_floor( 2462 (double) mode_lib->vba.LineBufferSize 2463 / mode_lib->vba.LBBitPerPixel[k] 2464 / (mode_lib->vba.SwathWidthY[k] 2465 / 2.0 2466 / dml_max( 2467 mode_lib->vba.HRatio[k] 2468 / 2, 2469 1.0)), 2470 1)) 2471 - (mode_lib->vba.VTAPsChroma[k] - 1); 2472 2473 EffectiveLBLatencyHidingY = mode_lib->vba.LBLatencyHidingSourceLinesY 2474 / mode_lib->vba.VRatio[k] 2475 * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]); 2476 2477 EffectiveLBLatencyHidingC = mode_lib->vba.LBLatencyHidingSourceLinesC 2478 / (mode_lib->vba.VRatio[k] / 2) 2479 * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]); 2480 2481 if (mode_lib->vba.SwathWidthY[k] > 2 * mode_lib->vba.DPPOutputBufferPixels) { 2482 DPPOutputBufferLinesY = mode_lib->vba.DPPOutputBufferPixels 2483 / mode_lib->vba.SwathWidthY[k]; 2484 } else if (mode_lib->vba.SwathWidthY[k] > mode_lib->vba.DPPOutputBufferPixels) { 2485 DPPOutputBufferLinesY = 0.5; 2486 } else { 2487 DPPOutputBufferLinesY = 1; 2488 } 2489 2490 if (mode_lib->vba.SwathWidthY[k] / 2 > 2 * mode_lib->vba.DPPOutputBufferPixels) { 2491 DPPOutputBufferLinesC = mode_lib->vba.DPPOutputBufferPixels 2492 / (mode_lib->vba.SwathWidthY[k] / 2); 2493 } else if (mode_lib->vba.SwathWidthY[k] / 2 > mode_lib->vba.DPPOutputBufferPixels) { 2494 DPPOutputBufferLinesC = 0.5; 2495 } else { 2496 DPPOutputBufferLinesC = 1; 2497 } 2498 2499 DPPOPPBufferingY = (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 2500 * (DPPOutputBufferLinesY + mode_lib->vba.OPPOutputBufferLines); 2501 MaxDETBufferingTimeY = mode_lib->vba.FullDETBufferingTimeY[k] 2502 + (mode_lib->vba.LinesInDETY[k] 2503 - mode_lib->vba.LinesInDETYRoundedDownToSwath[k]) 2504 / mode_lib->vba.SwathHeightY[k] 2505 * (mode_lib->vba.HTotal[k] 2506 / mode_lib->vba.PixelClock[k]); 2507 2508 ActiveDRAMClockChangeLatencyMarginY = DPPOPPBufferingY + EffectiveLBLatencyHidingY 2509 + MaxDETBufferingTimeY - mode_lib->vba.DRAMClockChangeWatermark; 2510 2511 if (mode_lib->vba.ActiveDPPs > 1) { 2512 ActiveDRAMClockChangeLatencyMarginY = 2513 ActiveDRAMClockChangeLatencyMarginY 2514 - (1 - 1 / (mode_lib->vba.ActiveDPPs - 1)) 2515 * mode_lib->vba.SwathHeightY[k] 2516 * (mode_lib->vba.HTotal[k] 2517 / mode_lib->vba.PixelClock[k]); 2518 } 2519 2520 if (mode_lib->vba.BytePerPixelDETC[k] > 0) { 2521 double DPPOPPBufferingC = (mode_lib->vba.HTotal[k] 2522 / mode_lib->vba.PixelClock[k]) 2523 * (DPPOutputBufferLinesC 2524 + mode_lib->vba.OPPOutputBufferLines); 2525 double MaxDETBufferingTimeC = 2526 mode_lib->vba.FullDETBufferingTimeC[k] 2527 + (mode_lib->vba.LinesInDETC[k] 2528 - mode_lib->vba.LinesInDETCRoundedDownToSwath[k]) 2529 / mode_lib->vba.SwathHeightC[k] 2530 * (mode_lib->vba.HTotal[k] 2531 / mode_lib->vba.PixelClock[k]); 2532 double ActiveDRAMClockChangeLatencyMarginC = DPPOPPBufferingC 2533 + EffectiveLBLatencyHidingC + MaxDETBufferingTimeC 2534 - mode_lib->vba.DRAMClockChangeWatermark; 2535 2536 if (mode_lib->vba.ActiveDPPs > 1) { 2537 ActiveDRAMClockChangeLatencyMarginC = 2538 ActiveDRAMClockChangeLatencyMarginC 2539 - (1 2540 - 1 2541 / (mode_lib->vba.ActiveDPPs 2542 - 1)) 2543 * mode_lib->vba.SwathHeightC[k] 2544 * (mode_lib->vba.HTotal[k] 2545 / mode_lib->vba.PixelClock[k]); 2546 } 2547 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = dml_min( 2548 ActiveDRAMClockChangeLatencyMarginY, 2549 ActiveDRAMClockChangeLatencyMarginC); 2550 } else { 2551 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = 2552 ActiveDRAMClockChangeLatencyMarginY; 2553 } 2554 2555 if (mode_lib->vba.WritebackEnable[k]) { 2556 double WritebackDRAMClockChangeLatencyMargin; 2557 2558 if (mode_lib->vba.WritebackPixelFormat[k] == dm_444_32) { 2559 WritebackDRAMClockChangeLatencyMargin = 2560 (double) (mode_lib->vba.WritebackInterfaceLumaBufferSize 2561 + mode_lib->vba.WritebackInterfaceChromaBufferSize) 2562 / (mode_lib->vba.WritebackDestinationWidth[k] 2563 * mode_lib->vba.WritebackDestinationHeight[k] 2564 / (mode_lib->vba.WritebackSourceHeight[k] 2565 * mode_lib->vba.HTotal[k] 2566 / mode_lib->vba.PixelClock[k]) 2567 * 4) 2568 - mode_lib->vba.WritebackDRAMClockChangeWatermark; 2569 } else if (mode_lib->vba.WritebackPixelFormat[k] == dm_420_10) { 2570 WritebackDRAMClockChangeLatencyMargin = 2571 dml_min( 2572 (double) mode_lib->vba.WritebackInterfaceLumaBufferSize 2573 * 8.0 / 10, 2574 2.0 2575 * mode_lib->vba.WritebackInterfaceChromaBufferSize 2576 * 8 / 10) 2577 / (mode_lib->vba.WritebackDestinationWidth[k] 2578 * mode_lib->vba.WritebackDestinationHeight[k] 2579 / (mode_lib->vba.WritebackSourceHeight[k] 2580 * mode_lib->vba.HTotal[k] 2581 / mode_lib->vba.PixelClock[k])) 2582 - mode_lib->vba.WritebackDRAMClockChangeWatermark; 2583 } else { 2584 WritebackDRAMClockChangeLatencyMargin = 2585 dml_min( 2586 (double) mode_lib->vba.WritebackInterfaceLumaBufferSize, 2587 2.0 2588 * mode_lib->vba.WritebackInterfaceChromaBufferSize) 2589 / (mode_lib->vba.WritebackDestinationWidth[k] 2590 * mode_lib->vba.WritebackDestinationHeight[k] 2591 / (mode_lib->vba.WritebackSourceHeight[k] 2592 * mode_lib->vba.HTotal[k] 2593 / mode_lib->vba.PixelClock[k])) 2594 - mode_lib->vba.WritebackDRAMClockChangeWatermark; 2595 } 2596 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = dml_min( 2597 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k], 2598 WritebackDRAMClockChangeLatencyMargin); 2599 } 2600 } 2601 2602 { 2603 float SecondMinActiveDRAMClockChangeMarginOneDisplayInVBLank = 999999; 2604 int PlaneWithMinActiveDRAMClockChangeMargin = -1; 2605 2606 mode_lib->vba.MinActiveDRAMClockChangeMargin = 999999; 2607 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2608 if (mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] 2609 < mode_lib->vba.MinActiveDRAMClockChangeMargin) { 2610 mode_lib->vba.MinActiveDRAMClockChangeMargin = 2611 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k]; 2612 if (mode_lib->vba.BlendingAndTiming[k] == k) { 2613 PlaneWithMinActiveDRAMClockChangeMargin = k; 2614 } else { 2615 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) { 2616 if (mode_lib->vba.BlendingAndTiming[k] == j) { 2617 PlaneWithMinActiveDRAMClockChangeMargin = j; 2618 } 2619 } 2620 } 2621 } 2622 } 2623 2624 mode_lib->vba.MinActiveDRAMClockChangeLatencySupported = 2625 mode_lib->vba.MinActiveDRAMClockChangeMargin 2626 + mode_lib->vba.DRAMClockChangeLatency; 2627 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2628 if (!((k == PlaneWithMinActiveDRAMClockChangeMargin) && (mode_lib->vba.BlendingAndTiming[k] == k)) 2629 && !(mode_lib->vba.BlendingAndTiming[k] == PlaneWithMinActiveDRAMClockChangeMargin) 2630 && mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] 2631 < SecondMinActiveDRAMClockChangeMarginOneDisplayInVBLank) { 2632 SecondMinActiveDRAMClockChangeMarginOneDisplayInVBLank = 2633 mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k]; 2634 } 2635 } 2636 2637 if (mode_lib->vba.DRAMClockChangeSupportsVActive && 2638 mode_lib->vba.MinActiveDRAMClockChangeMargin > 60 && 2639 mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb] == 0) { 2640 mode_lib->vba.DRAMClockChangeWatermark += 25; 2641 2642 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2643 if (mode_lib->vba.DRAMClockChangeWatermark > 2644 dml_max(mode_lib->vba.StutterEnterPlusExitWatermark, mode_lib->vba.UrgentWatermark)) 2645 mode_lib->vba.MinTTUVBlank[k] += 25; 2646 } 2647 2648 mode_lib->vba.DRAMClockChangeSupport[0][0] = dm_dram_clock_change_vactive; 2649 } else if (mode_lib->vba.DummyPStateCheck && 2650 mode_lib->vba.MinActiveDRAMClockChangeMargin > 0) { 2651 mode_lib->vba.DRAMClockChangeSupport[0][0] = dm_dram_clock_change_vactive; 2652 } else { 2653 if ((mode_lib->vba.SynchronizedVBlank 2654 || mode_lib->vba.NumberOfActivePlanes == 1 2655 || (SecondMinActiveDRAMClockChangeMarginOneDisplayInVBLank > 0 && 2656 mode_lib->vba.AllowDramClockChangeOneDisplayVactive)) 2657 && mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb] == 0) { 2658 mode_lib->vba.DRAMClockChangeSupport[0][0] = dm_dram_clock_change_vblank; 2659 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2660 if (!mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k]) { 2661 mode_lib->vba.DRAMClockChangeSupport[0][0] = 2662 dm_dram_clock_change_unsupported; 2663 } 2664 } 2665 } else { 2666 mode_lib->vba.DRAMClockChangeSupport[0][0] = dm_dram_clock_change_unsupported; 2667 } 2668 } 2669 } 2670 for (k = 0; k <= mode_lib->vba.soc.num_states; k++) 2671 for (j = 0; j < 2; j++) 2672 mode_lib->vba.DRAMClockChangeSupport[k][j] = mode_lib->vba.DRAMClockChangeSupport[0][0]; 2673 2674 //XFC Parameters: 2675 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2676 if (mode_lib->vba.XFCEnabled[k] == true) { 2677 double TWait; 2678 2679 mode_lib->vba.XFCSlaveVUpdateOffset[k] = mode_lib->vba.XFCTSlvVupdateOffset; 2680 mode_lib->vba.XFCSlaveVupdateWidth[k] = mode_lib->vba.XFCTSlvVupdateWidth; 2681 mode_lib->vba.XFCSlaveVReadyOffset[k] = mode_lib->vba.XFCTSlvVreadyOffset; 2682 TWait = CalculateTWait( 2683 mode_lib->vba.PrefetchMode[mode_lib->vba.VoltageLevel][mode_lib->vba.maxMpcComb], 2684 mode_lib->vba.DRAMClockChangeLatency, 2685 mode_lib->vba.UrgentLatencyPixelDataOnly, 2686 mode_lib->vba.SREnterPlusExitTime); 2687 mode_lib->vba.XFCRemoteSurfaceFlipDelay = CalculateRemoteSurfaceFlipDelay( 2688 mode_lib, 2689 mode_lib->vba.VRatio[k], 2690 mode_lib->vba.SwathWidthY[k], 2691 dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1), 2692 mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], 2693 mode_lib->vba.XFCTSlvVupdateOffset, 2694 mode_lib->vba.XFCTSlvVupdateWidth, 2695 mode_lib->vba.XFCTSlvVreadyOffset, 2696 mode_lib->vba.XFCXBUFLatencyTolerance, 2697 mode_lib->vba.XFCFillBWOverhead, 2698 mode_lib->vba.XFCSlvChunkSize, 2699 mode_lib->vba.XFCBusTransportTime, 2700 mode_lib->vba.TCalc, 2701 TWait, 2702 &mode_lib->vba.SrcActiveDrainRate, 2703 &mode_lib->vba.TInitXFill, 2704 &mode_lib->vba.TslvChk); 2705 mode_lib->vba.XFCRemoteSurfaceFlipLatency[k] = 2706 dml_floor( 2707 mode_lib->vba.XFCRemoteSurfaceFlipDelay 2708 / (mode_lib->vba.HTotal[k] 2709 / mode_lib->vba.PixelClock[k]), 2710 1); 2711 mode_lib->vba.XFCTransferDelay[k] = 2712 dml_ceil( 2713 mode_lib->vba.XFCBusTransportTime 2714 / (mode_lib->vba.HTotal[k] 2715 / mode_lib->vba.PixelClock[k]), 2716 1); 2717 mode_lib->vba.XFCPrechargeDelay[k] = 2718 dml_ceil( 2719 (mode_lib->vba.XFCBusTransportTime 2720 + mode_lib->vba.TInitXFill 2721 + mode_lib->vba.TslvChk) 2722 / (mode_lib->vba.HTotal[k] 2723 / mode_lib->vba.PixelClock[k]), 2724 1); 2725 mode_lib->vba.InitFillLevel = mode_lib->vba.XFCXBUFLatencyTolerance 2726 * mode_lib->vba.SrcActiveDrainRate; 2727 mode_lib->vba.FinalFillMargin = 2728 (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] 2729 + mode_lib->vba.DestinationLinesToRequestRowInVBlank[k]) 2730 * mode_lib->vba.HTotal[k] 2731 / mode_lib->vba.PixelClock[k] 2732 * mode_lib->vba.SrcActiveDrainRate 2733 + mode_lib->vba.XFCFillConstant; 2734 mode_lib->vba.FinalFillLevel = mode_lib->vba.XFCRemoteSurfaceFlipDelay 2735 * mode_lib->vba.SrcActiveDrainRate 2736 + mode_lib->vba.FinalFillMargin; 2737 mode_lib->vba.RemainingFillLevel = dml_max( 2738 0.0, 2739 mode_lib->vba.FinalFillLevel - mode_lib->vba.InitFillLevel); 2740 mode_lib->vba.TFinalxFill = mode_lib->vba.RemainingFillLevel 2741 / (mode_lib->vba.SrcActiveDrainRate 2742 * mode_lib->vba.XFCFillBWOverhead / 100); 2743 mode_lib->vba.XFCPrefetchMargin[k] = 2744 mode_lib->vba.XFCRemoteSurfaceFlipDelay 2745 + mode_lib->vba.TFinalxFill 2746 + (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] 2747 + mode_lib->vba.DestinationLinesToRequestRowInVBlank[k]) 2748 * mode_lib->vba.HTotal[k] 2749 / mode_lib->vba.PixelClock[k]; 2750 } else { 2751 mode_lib->vba.XFCSlaveVUpdateOffset[k] = 0; 2752 mode_lib->vba.XFCSlaveVupdateWidth[k] = 0; 2753 mode_lib->vba.XFCSlaveVReadyOffset[k] = 0; 2754 mode_lib->vba.XFCRemoteSurfaceFlipLatency[k] = 0; 2755 mode_lib->vba.XFCPrechargeDelay[k] = 0; 2756 mode_lib->vba.XFCTransferDelay[k] = 0; 2757 mode_lib->vba.XFCPrefetchMargin[k] = 0; 2758 } 2759 } 2760 { 2761 unsigned int VStartupMargin = 0; 2762 bool FirstMainPlane = true; 2763 2764 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2765 if (mode_lib->vba.BlendingAndTiming[k] == k) { 2766 unsigned int Margin = (mode_lib->vba.MaxVStartupLines[k] - mode_lib->vba.VStartup[k]) 2767 * mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]; 2768 2769 if (FirstMainPlane) { 2770 VStartupMargin = Margin; 2771 FirstMainPlane = false; 2772 } else 2773 VStartupMargin = dml_min(VStartupMargin, Margin); 2774 } 2775 2776 if (mode_lib->vba.UseMaximumVStartup) { 2777 if (mode_lib->vba.VTotal_Max[k] == mode_lib->vba.VTotal[k]) { 2778 //only use max vstart if it is not drr or lateflip. 2779 mode_lib->vba.VStartup[k] = mode_lib->vba.MaxVStartupLines[mode_lib->vba.BlendingAndTiming[k]]; 2780 } 2781 } 2782 } 2783 } 2784 } 2785 2786 static void dml20v2_DisplayPipeConfiguration(struct display_mode_lib *mode_lib) 2787 { 2788 double BytePerPixDETY; 2789 double BytePerPixDETC; 2790 double Read256BytesBlockHeightY; 2791 double Read256BytesBlockHeightC; 2792 double Read256BytesBlockWidthY; 2793 double Read256BytesBlockWidthC; 2794 double MaximumSwathHeightY; 2795 double MaximumSwathHeightC; 2796 double MinimumSwathHeightY; 2797 double MinimumSwathHeightC; 2798 double SwathWidth; 2799 double SwathWidthGranularityY; 2800 double SwathWidthGranularityC; 2801 double RoundedUpMaxSwathSizeBytesY; 2802 double RoundedUpMaxSwathSizeBytesC; 2803 unsigned int j, k; 2804 2805 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 2806 bool MainPlaneDoesODMCombine = false; 2807 2808 if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { 2809 BytePerPixDETY = 8; 2810 BytePerPixDETC = 0; 2811 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32) { 2812 BytePerPixDETY = 4; 2813 BytePerPixDETC = 0; 2814 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_16) { 2815 BytePerPixDETY = 2; 2816 BytePerPixDETC = 0; 2817 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_8) { 2818 BytePerPixDETY = 1; 2819 BytePerPixDETC = 0; 2820 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { 2821 BytePerPixDETY = 1; 2822 BytePerPixDETC = 2; 2823 } else { 2824 BytePerPixDETY = 4.0 / 3.0; 2825 BytePerPixDETC = 8.0 / 3.0; 2826 } 2827 2828 if ((mode_lib->vba.SourcePixelFormat[k] == dm_444_64 2829 || mode_lib->vba.SourcePixelFormat[k] == dm_444_32 2830 || mode_lib->vba.SourcePixelFormat[k] == dm_444_16 2831 || mode_lib->vba.SourcePixelFormat[k] == dm_444_8)) { 2832 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 2833 Read256BytesBlockHeightY = 1; 2834 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { 2835 Read256BytesBlockHeightY = 4; 2836 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32 2837 || mode_lib->vba.SourcePixelFormat[k] == dm_444_16) { 2838 Read256BytesBlockHeightY = 8; 2839 } else { 2840 Read256BytesBlockHeightY = 16; 2841 } 2842 Read256BytesBlockWidthY = 256 / dml_ceil(BytePerPixDETY, 1) 2843 / Read256BytesBlockHeightY; 2844 Read256BytesBlockHeightC = 0; 2845 Read256BytesBlockWidthC = 0; 2846 } else { 2847 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 2848 Read256BytesBlockHeightY = 1; 2849 Read256BytesBlockHeightC = 1; 2850 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { 2851 Read256BytesBlockHeightY = 16; 2852 Read256BytesBlockHeightC = 8; 2853 } else { 2854 Read256BytesBlockHeightY = 8; 2855 Read256BytesBlockHeightC = 8; 2856 } 2857 Read256BytesBlockWidthY = 256 / dml_ceil(BytePerPixDETY, 1) 2858 / Read256BytesBlockHeightY; 2859 Read256BytesBlockWidthC = 256 / dml_ceil(BytePerPixDETC, 2) 2860 / Read256BytesBlockHeightC; 2861 } 2862 2863 if (mode_lib->vba.SourceScan[k] == dm_horz) { 2864 MaximumSwathHeightY = Read256BytesBlockHeightY; 2865 MaximumSwathHeightC = Read256BytesBlockHeightC; 2866 } else { 2867 MaximumSwathHeightY = Read256BytesBlockWidthY; 2868 MaximumSwathHeightC = Read256BytesBlockWidthC; 2869 } 2870 2871 if ((mode_lib->vba.SourcePixelFormat[k] == dm_444_64 2872 || mode_lib->vba.SourcePixelFormat[k] == dm_444_32 2873 || mode_lib->vba.SourcePixelFormat[k] == dm_444_16 2874 || mode_lib->vba.SourcePixelFormat[k] == dm_444_8)) { 2875 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear 2876 || (mode_lib->vba.SourcePixelFormat[k] == dm_444_64 2877 && (mode_lib->vba.SurfaceTiling[k] 2878 == dm_sw_4kb_s 2879 || mode_lib->vba.SurfaceTiling[k] 2880 == dm_sw_4kb_s_x 2881 || mode_lib->vba.SurfaceTiling[k] 2882 == dm_sw_64kb_s 2883 || mode_lib->vba.SurfaceTiling[k] 2884 == dm_sw_64kb_s_t 2885 || mode_lib->vba.SurfaceTiling[k] 2886 == dm_sw_64kb_s_x 2887 || mode_lib->vba.SurfaceTiling[k] 2888 == dm_sw_var_s 2889 || mode_lib->vba.SurfaceTiling[k] 2890 == dm_sw_var_s_x) 2891 && mode_lib->vba.SourceScan[k] == dm_horz)) { 2892 MinimumSwathHeightY = MaximumSwathHeightY; 2893 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_8 2894 && mode_lib->vba.SourceScan[k] != dm_horz) { 2895 MinimumSwathHeightY = MaximumSwathHeightY; 2896 } else { 2897 MinimumSwathHeightY = MaximumSwathHeightY / 2.0; 2898 } 2899 MinimumSwathHeightC = MaximumSwathHeightC; 2900 } else { 2901 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 2902 MinimumSwathHeightY = MaximumSwathHeightY; 2903 MinimumSwathHeightC = MaximumSwathHeightC; 2904 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8 2905 && mode_lib->vba.SourceScan[k] == dm_horz) { 2906 MinimumSwathHeightY = MaximumSwathHeightY / 2.0; 2907 MinimumSwathHeightC = MaximumSwathHeightC; 2908 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10 2909 && mode_lib->vba.SourceScan[k] == dm_horz) { 2910 MinimumSwathHeightC = MaximumSwathHeightC / 2.0; 2911 MinimumSwathHeightY = MaximumSwathHeightY; 2912 } else { 2913 MinimumSwathHeightY = MaximumSwathHeightY; 2914 MinimumSwathHeightC = MaximumSwathHeightC; 2915 } 2916 } 2917 2918 if (mode_lib->vba.SourceScan[k] == dm_horz) { 2919 SwathWidth = mode_lib->vba.ViewportWidth[k]; 2920 } else { 2921 SwathWidth = mode_lib->vba.ViewportHeight[k]; 2922 } 2923 2924 if (mode_lib->vba.ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) { 2925 MainPlaneDoesODMCombine = true; 2926 } 2927 for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) { 2928 if (mode_lib->vba.BlendingAndTiming[k] == j 2929 && mode_lib->vba.ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) { 2930 MainPlaneDoesODMCombine = true; 2931 } 2932 } 2933 2934 if (MainPlaneDoesODMCombine == true) { 2935 SwathWidth = dml_min( 2936 SwathWidth, 2937 mode_lib->vba.HActive[k] / 2.0 * mode_lib->vba.HRatio[k]); 2938 } else { 2939 if (mode_lib->vba.DPPPerPlane[k] == 0) 2940 SwathWidth = 0; 2941 else 2942 SwathWidth = SwathWidth / mode_lib->vba.DPPPerPlane[k]; 2943 } 2944 2945 SwathWidthGranularityY = 256 / dml_ceil(BytePerPixDETY, 1) / MaximumSwathHeightY; 2946 RoundedUpMaxSwathSizeBytesY = (dml_ceil( 2947 (double) (SwathWidth - 1), 2948 SwathWidthGranularityY) + SwathWidthGranularityY) * BytePerPixDETY 2949 * MaximumSwathHeightY; 2950 if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10) { 2951 RoundedUpMaxSwathSizeBytesY = dml_ceil(RoundedUpMaxSwathSizeBytesY, 256) 2952 + 256; 2953 } 2954 if (MaximumSwathHeightC > 0) { 2955 SwathWidthGranularityC = 256.0 / dml_ceil(BytePerPixDETC, 2) 2956 / MaximumSwathHeightC; 2957 RoundedUpMaxSwathSizeBytesC = (dml_ceil( 2958 (double) (SwathWidth / 2.0 - 1), 2959 SwathWidthGranularityC) + SwathWidthGranularityC) 2960 * BytePerPixDETC * MaximumSwathHeightC; 2961 if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10) { 2962 RoundedUpMaxSwathSizeBytesC = dml_ceil( 2963 RoundedUpMaxSwathSizeBytesC, 2964 256) + 256; 2965 } 2966 } else 2967 RoundedUpMaxSwathSizeBytesC = 0.0; 2968 2969 if (RoundedUpMaxSwathSizeBytesY + RoundedUpMaxSwathSizeBytesC 2970 <= mode_lib->vba.DETBufferSizeInKByte * 1024.0 / 2.0) { 2971 mode_lib->vba.SwathHeightY[k] = MaximumSwathHeightY; 2972 mode_lib->vba.SwathHeightC[k] = MaximumSwathHeightC; 2973 } else { 2974 mode_lib->vba.SwathHeightY[k] = MinimumSwathHeightY; 2975 mode_lib->vba.SwathHeightC[k] = MinimumSwathHeightC; 2976 } 2977 2978 if (mode_lib->vba.SwathHeightC[k] == 0) { 2979 mode_lib->vba.DETBufferSizeY[k] = mode_lib->vba.DETBufferSizeInKByte * 1024; 2980 mode_lib->vba.DETBufferSizeC[k] = 0; 2981 } else if (mode_lib->vba.SwathHeightY[k] <= mode_lib->vba.SwathHeightC[k]) { 2982 mode_lib->vba.DETBufferSizeY[k] = mode_lib->vba.DETBufferSizeInKByte 2983 * 1024.0 / 2; 2984 mode_lib->vba.DETBufferSizeC[k] = mode_lib->vba.DETBufferSizeInKByte 2985 * 1024.0 / 2; 2986 } else { 2987 mode_lib->vba.DETBufferSizeY[k] = mode_lib->vba.DETBufferSizeInKByte 2988 * 1024.0 * 2 / 3; 2989 mode_lib->vba.DETBufferSizeC[k] = mode_lib->vba.DETBufferSizeInKByte 2990 * 1024.0 / 3; 2991 } 2992 } 2993 } 2994 2995 static double CalculateTWait( 2996 unsigned int PrefetchMode, 2997 double DRAMClockChangeLatency, 2998 double UrgentLatencyPixelDataOnly, 2999 double SREnterPlusExitTime) 3000 { 3001 if (PrefetchMode == 0) { 3002 return dml_max( 3003 DRAMClockChangeLatency + UrgentLatencyPixelDataOnly, 3004 dml_max(SREnterPlusExitTime, UrgentLatencyPixelDataOnly)); 3005 } else if (PrefetchMode == 1) { 3006 return dml_max(SREnterPlusExitTime, UrgentLatencyPixelDataOnly); 3007 } else { 3008 return UrgentLatencyPixelDataOnly; 3009 } 3010 } 3011 3012 static double CalculateRemoteSurfaceFlipDelay( 3013 struct display_mode_lib *mode_lib, 3014 double VRatio, 3015 double SwathWidth, 3016 double Bpp, 3017 double LineTime, 3018 double XFCTSlvVupdateOffset, 3019 double XFCTSlvVupdateWidth, 3020 double XFCTSlvVreadyOffset, 3021 double XFCXBUFLatencyTolerance, 3022 double XFCFillBWOverhead, 3023 double XFCSlvChunkSize, 3024 double XFCBusTransportTime, 3025 double TCalc, 3026 double TWait, 3027 double *SrcActiveDrainRate, 3028 double *TInitXFill, 3029 double *TslvChk) 3030 { 3031 double TSlvSetup, AvgfillRate, result; 3032 3033 *SrcActiveDrainRate = VRatio * SwathWidth * Bpp / LineTime; 3034 TSlvSetup = XFCTSlvVupdateOffset + XFCTSlvVupdateWidth + XFCTSlvVreadyOffset; 3035 *TInitXFill = XFCXBUFLatencyTolerance / (1 + XFCFillBWOverhead / 100); 3036 AvgfillRate = *SrcActiveDrainRate * (1 + XFCFillBWOverhead / 100); 3037 *TslvChk = XFCSlvChunkSize / AvgfillRate; 3038 dml_print( 3039 "DML::CalculateRemoteSurfaceFlipDelay: SrcActiveDrainRate: %f\n", 3040 *SrcActiveDrainRate); 3041 dml_print("DML::CalculateRemoteSurfaceFlipDelay: TSlvSetup: %f\n", TSlvSetup); 3042 dml_print("DML::CalculateRemoteSurfaceFlipDelay: TInitXFill: %f\n", *TInitXFill); 3043 dml_print("DML::CalculateRemoteSurfaceFlipDelay: AvgfillRate: %f\n", AvgfillRate); 3044 dml_print("DML::CalculateRemoteSurfaceFlipDelay: TslvChk: %f\n", *TslvChk); 3045 result = 2 * XFCBusTransportTime + TSlvSetup + TCalc + TWait + *TslvChk + *TInitXFill; // TODO: This doesn't seem to match programming guide 3046 dml_print("DML::CalculateRemoteSurfaceFlipDelay: RemoteSurfaceFlipDelay: %f\n", result); 3047 return result; 3048 } 3049 3050 static double CalculateWriteBackDelay( 3051 enum source_format_class WritebackPixelFormat, 3052 double WritebackHRatio, 3053 double WritebackVRatio, 3054 unsigned int WritebackLumaHTaps, 3055 unsigned int WritebackLumaVTaps, 3056 unsigned int WritebackChromaHTaps, 3057 unsigned int WritebackChromaVTaps, 3058 unsigned int WritebackDestinationWidth) 3059 { 3060 double CalculateWriteBackDelay = 3061 dml_max( 3062 dml_ceil(WritebackLumaHTaps / 4.0, 1) / WritebackHRatio, 3063 WritebackLumaVTaps * dml_ceil(1.0 / WritebackVRatio, 1) 3064 * dml_ceil( 3065 WritebackDestinationWidth 3066 / 4.0, 3067 1) 3068 + dml_ceil(1.0 / WritebackVRatio, 1) 3069 * (dml_ceil( 3070 WritebackLumaVTaps 3071 / 4.0, 3072 1) + 4)); 3073 3074 if (WritebackPixelFormat != dm_444_32) { 3075 CalculateWriteBackDelay = 3076 dml_max( 3077 CalculateWriteBackDelay, 3078 dml_max( 3079 dml_ceil( 3080 WritebackChromaHTaps 3081 / 2.0, 3082 1) 3083 / (2 3084 * WritebackHRatio), 3085 WritebackChromaVTaps 3086 * dml_ceil( 3087 1 3088 / (2 3089 * WritebackVRatio), 3090 1) 3091 * dml_ceil( 3092 WritebackDestinationWidth 3093 / 2.0 3094 / 2.0, 3095 1) 3096 + dml_ceil( 3097 1 3098 / (2 3099 * WritebackVRatio), 3100 1) 3101 * (dml_ceil( 3102 WritebackChromaVTaps 3103 / 4.0, 3104 1) 3105 + 4))); 3106 } 3107 return CalculateWriteBackDelay; 3108 } 3109 3110 static void CalculateActiveRowBandwidth( 3111 bool GPUVMEnable, 3112 enum source_format_class SourcePixelFormat, 3113 double VRatio, 3114 bool DCCEnable, 3115 double LineTime, 3116 unsigned int MetaRowByteLuma, 3117 unsigned int MetaRowByteChroma, 3118 unsigned int meta_row_height_luma, 3119 unsigned int meta_row_height_chroma, 3120 unsigned int PixelPTEBytesPerRowLuma, 3121 unsigned int PixelPTEBytesPerRowChroma, 3122 unsigned int dpte_row_height_luma, 3123 unsigned int dpte_row_height_chroma, 3124 double *meta_row_bw, 3125 double *dpte_row_bw, 3126 double *qual_row_bw) 3127 { 3128 if (DCCEnable != true) { 3129 *meta_row_bw = 0; 3130 } else if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) { 3131 *meta_row_bw = VRatio * MetaRowByteLuma / (meta_row_height_luma * LineTime) 3132 + VRatio / 2 * MetaRowByteChroma 3133 / (meta_row_height_chroma * LineTime); 3134 } else { 3135 *meta_row_bw = VRatio * MetaRowByteLuma / (meta_row_height_luma * LineTime); 3136 } 3137 3138 if (GPUVMEnable != true) { 3139 *dpte_row_bw = 0; 3140 } else if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) { 3141 *dpte_row_bw = VRatio * PixelPTEBytesPerRowLuma / (dpte_row_height_luma * LineTime) 3142 + VRatio / 2 * PixelPTEBytesPerRowChroma 3143 / (dpte_row_height_chroma * LineTime); 3144 } else { 3145 *dpte_row_bw = VRatio * PixelPTEBytesPerRowLuma / (dpte_row_height_luma * LineTime); 3146 } 3147 3148 if ((SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10)) { 3149 *qual_row_bw = *meta_row_bw + *dpte_row_bw; 3150 } else { 3151 *qual_row_bw = 0; 3152 } 3153 } 3154 3155 static void CalculateFlipSchedule( 3156 struct display_mode_lib *mode_lib, 3157 double UrgentExtraLatency, 3158 double UrgentLatencyPixelDataOnly, 3159 unsigned int GPUVMMaxPageTableLevels, 3160 bool GPUVMEnable, 3161 double BandwidthAvailableForImmediateFlip, 3162 unsigned int TotImmediateFlipBytes, 3163 enum source_format_class SourcePixelFormat, 3164 unsigned int ImmediateFlipBytes, 3165 double LineTime, 3166 double VRatio, 3167 double Tno_bw, 3168 double PDEAndMetaPTEBytesFrame, 3169 unsigned int MetaRowByte, 3170 unsigned int PixelPTEBytesPerRow, 3171 bool DCCEnable, 3172 unsigned int dpte_row_height, 3173 unsigned int meta_row_height, 3174 double qual_row_bw, 3175 double *DestinationLinesToRequestVMInImmediateFlip, 3176 double *DestinationLinesToRequestRowInImmediateFlip, 3177 double *final_flip_bw, 3178 bool *ImmediateFlipSupportedForPipe) 3179 { 3180 double min_row_time = 0.0; 3181 3182 if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) { 3183 *DestinationLinesToRequestVMInImmediateFlip = 0.0; 3184 *DestinationLinesToRequestRowInImmediateFlip = 0.0; 3185 *final_flip_bw = qual_row_bw; 3186 *ImmediateFlipSupportedForPipe = true; 3187 } else { 3188 double TimeForFetchingMetaPTEImmediateFlip; 3189 double TimeForFetchingRowInVBlankImmediateFlip; 3190 3191 if (GPUVMEnable == true) { 3192 mode_lib->vba.ImmediateFlipBW[0] = BandwidthAvailableForImmediateFlip 3193 * ImmediateFlipBytes / TotImmediateFlipBytes; 3194 TimeForFetchingMetaPTEImmediateFlip = 3195 dml_max( 3196 Tno_bw 3197 + PDEAndMetaPTEBytesFrame 3198 / mode_lib->vba.ImmediateFlipBW[0], 3199 dml_max( 3200 UrgentExtraLatency 3201 + UrgentLatencyPixelDataOnly 3202 * (GPUVMMaxPageTableLevels 3203 - 1), 3204 LineTime / 4.0)); 3205 } else { 3206 TimeForFetchingMetaPTEImmediateFlip = 0; 3207 } 3208 3209 *DestinationLinesToRequestVMInImmediateFlip = dml_floor( 3210 4.0 * (TimeForFetchingMetaPTEImmediateFlip / LineTime + 0.125), 3211 1) / 4.0; 3212 3213 if ((GPUVMEnable == true || DCCEnable == true)) { 3214 mode_lib->vba.ImmediateFlipBW[0] = BandwidthAvailableForImmediateFlip 3215 * ImmediateFlipBytes / TotImmediateFlipBytes; 3216 TimeForFetchingRowInVBlankImmediateFlip = dml_max( 3217 (MetaRowByte + PixelPTEBytesPerRow) 3218 / mode_lib->vba.ImmediateFlipBW[0], 3219 dml_max(UrgentLatencyPixelDataOnly, LineTime / 4.0)); 3220 } else { 3221 TimeForFetchingRowInVBlankImmediateFlip = 0; 3222 } 3223 3224 *DestinationLinesToRequestRowInImmediateFlip = dml_floor( 3225 4.0 * (TimeForFetchingRowInVBlankImmediateFlip / LineTime + 0.125), 3226 1) / 4.0; 3227 3228 if (GPUVMEnable == true) { 3229 *final_flip_bw = 3230 dml_max( 3231 PDEAndMetaPTEBytesFrame 3232 / (*DestinationLinesToRequestVMInImmediateFlip 3233 * LineTime), 3234 (MetaRowByte + PixelPTEBytesPerRow) 3235 / (TimeForFetchingRowInVBlankImmediateFlip 3236 * LineTime)); 3237 } else if (MetaRowByte + PixelPTEBytesPerRow > 0) { 3238 *final_flip_bw = (MetaRowByte + PixelPTEBytesPerRow) 3239 / (TimeForFetchingRowInVBlankImmediateFlip * LineTime); 3240 } else { 3241 *final_flip_bw = 0; 3242 } 3243 3244 if (GPUVMEnable && !DCCEnable) 3245 min_row_time = dpte_row_height * LineTime / VRatio; 3246 else if (!GPUVMEnable && DCCEnable) 3247 min_row_time = meta_row_height * LineTime / VRatio; 3248 else 3249 min_row_time = dml_min(dpte_row_height, meta_row_height) * LineTime 3250 / VRatio; 3251 3252 if (*DestinationLinesToRequestVMInImmediateFlip >= 8 3253 || *DestinationLinesToRequestRowInImmediateFlip >= 16 3254 || TimeForFetchingMetaPTEImmediateFlip 3255 + 2 * TimeForFetchingRowInVBlankImmediateFlip 3256 > min_row_time) 3257 *ImmediateFlipSupportedForPipe = false; 3258 else 3259 *ImmediateFlipSupportedForPipe = true; 3260 } 3261 } 3262 3263 static unsigned int TruncToValidBPP( 3264 double DecimalBPP, 3265 bool DSCEnabled, 3266 enum output_encoder_class Output, 3267 enum output_format_class Format, 3268 unsigned int DSCInputBitPerComponent) 3269 { 3270 if (Output == dm_hdmi) { 3271 if (Format == dm_420) { 3272 if (DecimalBPP >= 18) 3273 return 18; 3274 else if (DecimalBPP >= 15) 3275 return 15; 3276 else if (DecimalBPP >= 12) 3277 return 12; 3278 else 3279 return BPP_INVALID; 3280 } else if (Format == dm_444) { 3281 if (DecimalBPP >= 36) 3282 return 36; 3283 else if (DecimalBPP >= 30) 3284 return 30; 3285 else if (DecimalBPP >= 24) 3286 return 24; 3287 else if (DecimalBPP >= 18) 3288 return 18; 3289 else 3290 return BPP_INVALID; 3291 } else { 3292 if (DecimalBPP / 1.5 >= 24) 3293 return 24; 3294 else if (DecimalBPP / 1.5 >= 20) 3295 return 20; 3296 else if (DecimalBPP / 1.5 >= 16) 3297 return 16; 3298 else 3299 return BPP_INVALID; 3300 } 3301 } else { 3302 if (DSCEnabled) { 3303 if (Format == dm_420) { 3304 if (DecimalBPP < 6) 3305 return BPP_INVALID; 3306 else if (DecimalBPP >= 1.5 * DSCInputBitPerComponent - 1 / 16) 3307 return 1.5 * DSCInputBitPerComponent - 1 / 16; 3308 else 3309 return dml_floor(16 * DecimalBPP, 1) / 16; 3310 } else if (Format == dm_n422) { 3311 if (DecimalBPP < 7) 3312 return BPP_INVALID; 3313 else if (DecimalBPP >= 2 * DSCInputBitPerComponent - 1 / 16) 3314 return 2 * DSCInputBitPerComponent - 1 / 16; 3315 else 3316 return dml_floor(16 * DecimalBPP, 1) / 16; 3317 } else { 3318 if (DecimalBPP < 8) 3319 return BPP_INVALID; 3320 else if (DecimalBPP >= 3 * DSCInputBitPerComponent - 1 / 16) 3321 return 3 * DSCInputBitPerComponent - 1 / 16; 3322 else 3323 return dml_floor(16 * DecimalBPP, 1) / 16; 3324 } 3325 } else if (Format == dm_420) { 3326 if (DecimalBPP >= 18) 3327 return 18; 3328 else if (DecimalBPP >= 15) 3329 return 15; 3330 else if (DecimalBPP >= 12) 3331 return 12; 3332 else 3333 return BPP_INVALID; 3334 } else if (Format == dm_s422 || Format == dm_n422) { 3335 if (DecimalBPP >= 24) 3336 return 24; 3337 else if (DecimalBPP >= 20) 3338 return 20; 3339 else if (DecimalBPP >= 16) 3340 return 16; 3341 else 3342 return BPP_INVALID; 3343 } else { 3344 if (DecimalBPP >= 36) 3345 return 36; 3346 else if (DecimalBPP >= 30) 3347 return 30; 3348 else if (DecimalBPP >= 24) 3349 return 24; 3350 else if (DecimalBPP >= 18) 3351 return 18; 3352 else 3353 return BPP_INVALID; 3354 } 3355 } 3356 } 3357 3358 void dml20v2_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib) 3359 { 3360 struct vba_vars_st *locals = &mode_lib->vba; 3361 3362 int i; 3363 unsigned int j, k, m; 3364 3365 /*MODE SUPPORT, VOLTAGE STATE AND SOC CONFIGURATION*/ 3366 3367 /*Scale Ratio, taps Support Check*/ 3368 3369 mode_lib->vba.ScaleRatioAndTapsSupport = true; 3370 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3371 if (mode_lib->vba.ScalerEnabled[k] == false 3372 && ((mode_lib->vba.SourcePixelFormat[k] != dm_444_64 3373 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 3374 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 3375 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 3376 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8) 3377 || mode_lib->vba.HRatio[k] != 1.0 3378 || mode_lib->vba.htaps[k] != 1.0 3379 || mode_lib->vba.VRatio[k] != 1.0 3380 || mode_lib->vba.vtaps[k] != 1.0)) { 3381 mode_lib->vba.ScaleRatioAndTapsSupport = false; 3382 } else if (mode_lib->vba.vtaps[k] < 1.0 || mode_lib->vba.vtaps[k] > 8.0 3383 || mode_lib->vba.htaps[k] < 1.0 || mode_lib->vba.htaps[k] > 8.0 3384 || (mode_lib->vba.htaps[k] > 1.0 3385 && (mode_lib->vba.htaps[k] % 2) == 1) 3386 || mode_lib->vba.HRatio[k] > mode_lib->vba.MaxHSCLRatio 3387 || mode_lib->vba.VRatio[k] > mode_lib->vba.MaxVSCLRatio 3388 || mode_lib->vba.HRatio[k] > mode_lib->vba.htaps[k] 3389 || mode_lib->vba.VRatio[k] > mode_lib->vba.vtaps[k] 3390 || (mode_lib->vba.SourcePixelFormat[k] != dm_444_64 3391 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 3392 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 3393 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 3394 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8 3395 && (mode_lib->vba.HRatio[k] / 2.0 3396 > mode_lib->vba.HTAPsChroma[k] 3397 || mode_lib->vba.VRatio[k] / 2.0 3398 > mode_lib->vba.VTAPsChroma[k]))) { 3399 mode_lib->vba.ScaleRatioAndTapsSupport = false; 3400 } 3401 } 3402 /*Source Format, Pixel Format and Scan Support Check*/ 3403 3404 mode_lib->vba.SourceFormatPixelAndScanSupport = true; 3405 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3406 if ((mode_lib->vba.SurfaceTiling[k] == dm_sw_linear 3407 && mode_lib->vba.SourceScan[k] != dm_horz) 3408 || ((mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_d 3409 || mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_d_x 3410 || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d 3411 || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d_t 3412 || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d_x 3413 || mode_lib->vba.SurfaceTiling[k] == dm_sw_var_d 3414 || mode_lib->vba.SurfaceTiling[k] == dm_sw_var_d_x) 3415 && mode_lib->vba.SourcePixelFormat[k] != dm_444_64) 3416 || (mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_r_x 3417 && (mode_lib->vba.SourcePixelFormat[k] == dm_mono_8 3418 || mode_lib->vba.SourcePixelFormat[k] 3419 == dm_420_8 3420 || mode_lib->vba.SourcePixelFormat[k] 3421 == dm_420_10)) 3422 || (((mode_lib->vba.SurfaceTiling[k] == dm_sw_gfx7_2d_thin_gl 3423 || mode_lib->vba.SurfaceTiling[k] 3424 == dm_sw_gfx7_2d_thin_l_vp) 3425 && !((mode_lib->vba.SourcePixelFormat[k] 3426 == dm_444_64 3427 || mode_lib->vba.SourcePixelFormat[k] 3428 == dm_444_32) 3429 && mode_lib->vba.SourceScan[k] 3430 == dm_horz 3431 && mode_lib->vba.SupportGFX7CompatibleTilingIn32bppAnd64bpp 3432 == true 3433 && mode_lib->vba.DCCEnable[k] 3434 == false)) 3435 || (mode_lib->vba.DCCEnable[k] == true 3436 && (mode_lib->vba.SurfaceTiling[k] 3437 == dm_sw_linear 3438 || mode_lib->vba.SourcePixelFormat[k] 3439 == dm_420_8 3440 || mode_lib->vba.SourcePixelFormat[k] 3441 == dm_420_10)))) { 3442 mode_lib->vba.SourceFormatPixelAndScanSupport = false; 3443 } 3444 } 3445 /*Bandwidth Support Check*/ 3446 3447 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3448 if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { 3449 locals->BytePerPixelInDETY[k] = 8.0; 3450 locals->BytePerPixelInDETC[k] = 0.0; 3451 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32) { 3452 locals->BytePerPixelInDETY[k] = 4.0; 3453 locals->BytePerPixelInDETC[k] = 0.0; 3454 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_16 3455 || mode_lib->vba.SourcePixelFormat[k] == dm_mono_16) { 3456 locals->BytePerPixelInDETY[k] = 2.0; 3457 locals->BytePerPixelInDETC[k] = 0.0; 3458 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_mono_8) { 3459 locals->BytePerPixelInDETY[k] = 1.0; 3460 locals->BytePerPixelInDETC[k] = 0.0; 3461 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { 3462 locals->BytePerPixelInDETY[k] = 1.0; 3463 locals->BytePerPixelInDETC[k] = 2.0; 3464 } else { 3465 locals->BytePerPixelInDETY[k] = 4.0 / 3; 3466 locals->BytePerPixelInDETC[k] = 8.0 / 3; 3467 } 3468 if (mode_lib->vba.SourceScan[k] == dm_horz) { 3469 locals->SwathWidthYSingleDPP[k] = mode_lib->vba.ViewportWidth[k]; 3470 } else { 3471 locals->SwathWidthYSingleDPP[k] = mode_lib->vba.ViewportHeight[k]; 3472 } 3473 } 3474 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3475 locals->ReadBandwidthLuma[k] = locals->SwathWidthYSingleDPP[k] * dml_ceil(locals->BytePerPixelInDETY[k], 1.0) 3476 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) * mode_lib->vba.VRatio[k]; 3477 locals->ReadBandwidthChroma[k] = locals->SwathWidthYSingleDPP[k] / 2 * dml_ceil(locals->BytePerPixelInDETC[k], 2.0) 3478 / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) * mode_lib->vba.VRatio[k] / 2.0; 3479 locals->ReadBandwidth[k] = locals->ReadBandwidthLuma[k] + locals->ReadBandwidthChroma[k]; 3480 } 3481 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3482 if (mode_lib->vba.WritebackEnable[k] == true 3483 && mode_lib->vba.WritebackPixelFormat[k] == dm_444_32) { 3484 locals->WriteBandwidth[k] = mode_lib->vba.WritebackDestinationWidth[k] 3485 * mode_lib->vba.WritebackDestinationHeight[k] 3486 / (mode_lib->vba.WritebackSourceHeight[k] 3487 * mode_lib->vba.HTotal[k] 3488 / mode_lib->vba.PixelClock[k]) * 4.0; 3489 } else if (mode_lib->vba.WritebackEnable[k] == true 3490 && mode_lib->vba.WritebackPixelFormat[k] == dm_420_10) { 3491 locals->WriteBandwidth[k] = mode_lib->vba.WritebackDestinationWidth[k] 3492 * mode_lib->vba.WritebackDestinationHeight[k] 3493 / (mode_lib->vba.WritebackSourceHeight[k] 3494 * mode_lib->vba.HTotal[k] 3495 / mode_lib->vba.PixelClock[k]) * 3.0; 3496 } else if (mode_lib->vba.WritebackEnable[k] == true) { 3497 locals->WriteBandwidth[k] = mode_lib->vba.WritebackDestinationWidth[k] 3498 * mode_lib->vba.WritebackDestinationHeight[k] 3499 / (mode_lib->vba.WritebackSourceHeight[k] 3500 * mode_lib->vba.HTotal[k] 3501 / mode_lib->vba.PixelClock[k]) * 1.5; 3502 } else { 3503 locals->WriteBandwidth[k] = 0.0; 3504 } 3505 } 3506 mode_lib->vba.DCCEnabledInAnyPlane = false; 3507 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3508 if (mode_lib->vba.DCCEnable[k] == true) { 3509 mode_lib->vba.DCCEnabledInAnyPlane = true; 3510 } 3511 } 3512 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 3513 locals->FabricAndDRAMBandwidthPerState[i] = dml_min( 3514 mode_lib->vba.DRAMSpeedPerState[i] * mode_lib->vba.NumberOfChannels 3515 * mode_lib->vba.DRAMChannelWidth, 3516 mode_lib->vba.FabricClockPerState[i] 3517 * mode_lib->vba.FabricDatapathToDCNDataReturn) / 1000; 3518 locals->ReturnBWToDCNPerState = dml_min(locals->ReturnBusWidth * locals->DCFCLKPerState[i], 3519 locals->FabricAndDRAMBandwidthPerState[i] * 1000) 3520 * locals->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly / 100; 3521 3522 locals->ReturnBWPerState[i][0] = locals->ReturnBWToDCNPerState; 3523 3524 if (locals->DCCEnabledInAnyPlane == true && locals->ReturnBWToDCNPerState > locals->DCFCLKPerState[i] * locals->ReturnBusWidth / 4) { 3525 locals->ReturnBWPerState[i][0] = dml_min(locals->ReturnBWPerState[i][0], 3526 locals->ReturnBWToDCNPerState * 4 * (1 - locals->UrgentLatency / 3527 ((locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024 3528 / (locals->ReturnBWToDCNPerState - locals->DCFCLKPerState[i] 3529 * locals->ReturnBusWidth / 4) + locals->UrgentLatency))); 3530 } 3531 locals->CriticalPoint = 2 * locals->ReturnBusWidth * locals->DCFCLKPerState[i] * 3532 locals->UrgentLatency / (locals->ReturnBWToDCNPerState * locals->UrgentLatency 3533 + (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024); 3534 3535 if (locals->DCCEnabledInAnyPlane && locals->CriticalPoint > 1 && locals->CriticalPoint < 4) { 3536 locals->ReturnBWPerState[i][0] = dml_min(locals->ReturnBWPerState[i][0], 3537 4 * locals->ReturnBWToDCNPerState * 3538 (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024 3539 * locals->ReturnBusWidth * locals->DCFCLKPerState[i] * locals->UrgentLatency / 3540 dml_pow((locals->ReturnBWToDCNPerState * locals->UrgentLatency 3541 + (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024), 2)); 3542 } 3543 3544 locals->ReturnBWToDCNPerState = dml_min(locals->ReturnBusWidth * 3545 locals->DCFCLKPerState[i], locals->FabricAndDRAMBandwidthPerState[i] * 1000); 3546 3547 if (locals->DCCEnabledInAnyPlane == true && locals->ReturnBWToDCNPerState > locals->DCFCLKPerState[i] * locals->ReturnBusWidth / 4) { 3548 locals->ReturnBWPerState[i][0] = dml_min(locals->ReturnBWPerState[i][0], 3549 locals->ReturnBWToDCNPerState * 4 * (1 - locals->UrgentLatency / 3550 ((locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024 3551 / (locals->ReturnBWToDCNPerState - locals->DCFCLKPerState[i] 3552 * locals->ReturnBusWidth / 4) + locals->UrgentLatency))); 3553 } 3554 locals->CriticalPoint = 2 * locals->ReturnBusWidth * locals->DCFCLKPerState[i] * 3555 locals->UrgentLatency / (locals->ReturnBWToDCNPerState * locals->UrgentLatency 3556 + (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024); 3557 3558 if (locals->DCCEnabledInAnyPlane && locals->CriticalPoint > 1 && locals->CriticalPoint < 4) { 3559 locals->ReturnBWPerState[i][0] = dml_min(locals->ReturnBWPerState[i][0], 3560 4 * locals->ReturnBWToDCNPerState * 3561 (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024 3562 * locals->ReturnBusWidth * locals->DCFCLKPerState[i] * locals->UrgentLatency / 3563 dml_pow((locals->ReturnBWToDCNPerState * locals->UrgentLatency 3564 + (locals->ROBBufferSizeInKByte - locals->PixelChunkSizeInKByte) * 1024), 2)); 3565 } 3566 } 3567 /*Writeback Latency support check*/ 3568 3569 mode_lib->vba.WritebackLatencySupport = true; 3570 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3571 if (mode_lib->vba.WritebackEnable[k] == true) { 3572 if (mode_lib->vba.WritebackPixelFormat[k] == dm_444_32) { 3573 if (locals->WriteBandwidth[k] 3574 > (mode_lib->vba.WritebackInterfaceLumaBufferSize 3575 + mode_lib->vba.WritebackInterfaceChromaBufferSize) 3576 / mode_lib->vba.WritebackLatency) { 3577 mode_lib->vba.WritebackLatencySupport = false; 3578 } 3579 } else { 3580 if (locals->WriteBandwidth[k] 3581 > 1.5 3582 * dml_min( 3583 mode_lib->vba.WritebackInterfaceLumaBufferSize, 3584 2.0 3585 * mode_lib->vba.WritebackInterfaceChromaBufferSize) 3586 / mode_lib->vba.WritebackLatency) { 3587 mode_lib->vba.WritebackLatencySupport = false; 3588 } 3589 } 3590 } 3591 } 3592 /*Re-ordering Buffer Support Check*/ 3593 3594 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 3595 locals->UrgentRoundTripAndOutOfOrderLatencyPerState[i] = 3596 (mode_lib->vba.RoundTripPingLatencyCycles + 32.0) / mode_lib->vba.DCFCLKPerState[i] 3597 + locals->UrgentOutOfOrderReturnPerChannel * mode_lib->vba.NumberOfChannels / locals->ReturnBWPerState[i][0]; 3598 if ((mode_lib->vba.ROBBufferSizeInKByte - mode_lib->vba.PixelChunkSizeInKByte) * 1024.0 / locals->ReturnBWPerState[i][0] 3599 > locals->UrgentRoundTripAndOutOfOrderLatencyPerState[i]) { 3600 locals->ROBSupport[i][0] = true; 3601 } else { 3602 locals->ROBSupport[i][0] = false; 3603 } 3604 } 3605 /*Writeback Mode Support Check*/ 3606 3607 mode_lib->vba.TotalNumberOfActiveWriteback = 0; 3608 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3609 if (mode_lib->vba.WritebackEnable[k] == true) { 3610 if (mode_lib->vba.ActiveWritebacksPerPlane[k] == 0) 3611 mode_lib->vba.ActiveWritebacksPerPlane[k] = 1; 3612 mode_lib->vba.TotalNumberOfActiveWriteback = 3613 mode_lib->vba.TotalNumberOfActiveWriteback 3614 + mode_lib->vba.ActiveWritebacksPerPlane[k]; 3615 } 3616 } 3617 mode_lib->vba.WritebackModeSupport = true; 3618 if (mode_lib->vba.TotalNumberOfActiveWriteback > mode_lib->vba.MaxNumWriteback) { 3619 mode_lib->vba.WritebackModeSupport = false; 3620 } 3621 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3622 if (mode_lib->vba.WritebackEnable[k] == true 3623 && mode_lib->vba.Writeback10bpc420Supported != true 3624 && mode_lib->vba.WritebackPixelFormat[k] == dm_420_10) { 3625 mode_lib->vba.WritebackModeSupport = false; 3626 } 3627 } 3628 /*Writeback Scale Ratio and Taps Support Check*/ 3629 3630 mode_lib->vba.WritebackScaleRatioAndTapsSupport = true; 3631 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3632 if (mode_lib->vba.WritebackEnable[k] == true) { 3633 if (mode_lib->vba.WritebackLumaAndChromaScalingSupported == false 3634 && (mode_lib->vba.WritebackHRatio[k] != 1.0 3635 || mode_lib->vba.WritebackVRatio[k] != 1.0)) { 3636 mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; 3637 } 3638 if (mode_lib->vba.WritebackHRatio[k] > mode_lib->vba.WritebackMaxHSCLRatio 3639 || mode_lib->vba.WritebackVRatio[k] 3640 > mode_lib->vba.WritebackMaxVSCLRatio 3641 || mode_lib->vba.WritebackHRatio[k] 3642 < mode_lib->vba.WritebackMinHSCLRatio 3643 || mode_lib->vba.WritebackVRatio[k] 3644 < mode_lib->vba.WritebackMinVSCLRatio 3645 || mode_lib->vba.WritebackLumaHTaps[k] 3646 > mode_lib->vba.WritebackMaxHSCLTaps 3647 || mode_lib->vba.WritebackLumaVTaps[k] 3648 > mode_lib->vba.WritebackMaxVSCLTaps 3649 || mode_lib->vba.WritebackHRatio[k] 3650 > mode_lib->vba.WritebackLumaHTaps[k] 3651 || mode_lib->vba.WritebackVRatio[k] 3652 > mode_lib->vba.WritebackLumaVTaps[k] 3653 || (mode_lib->vba.WritebackLumaHTaps[k] > 2.0 3654 && ((mode_lib->vba.WritebackLumaHTaps[k] % 2) 3655 == 1)) 3656 || (mode_lib->vba.WritebackPixelFormat[k] != dm_444_32 3657 && (mode_lib->vba.WritebackChromaHTaps[k] 3658 > mode_lib->vba.WritebackMaxHSCLTaps 3659 || mode_lib->vba.WritebackChromaVTaps[k] 3660 > mode_lib->vba.WritebackMaxVSCLTaps 3661 || 2.0 3662 * mode_lib->vba.WritebackHRatio[k] 3663 > mode_lib->vba.WritebackChromaHTaps[k] 3664 || 2.0 3665 * mode_lib->vba.WritebackVRatio[k] 3666 > mode_lib->vba.WritebackChromaVTaps[k] 3667 || (mode_lib->vba.WritebackChromaHTaps[k] > 2.0 3668 && ((mode_lib->vba.WritebackChromaHTaps[k] % 2) == 1))))) { 3669 mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; 3670 } 3671 if (mode_lib->vba.WritebackVRatio[k] < 1.0) { 3672 mode_lib->vba.WritebackLumaVExtra = 3673 dml_max(1.0 - 2.0 / dml_ceil(1.0 / mode_lib->vba.WritebackVRatio[k], 1.0), 0.0); 3674 } else { 3675 mode_lib->vba.WritebackLumaVExtra = -1; 3676 } 3677 if ((mode_lib->vba.WritebackPixelFormat[k] == dm_444_32 3678 && mode_lib->vba.WritebackLumaVTaps[k] 3679 > (mode_lib->vba.WritebackLineBufferLumaBufferSize 3680 + mode_lib->vba.WritebackLineBufferChromaBufferSize) 3681 / 3.0 3682 / mode_lib->vba.WritebackDestinationWidth[k] 3683 - mode_lib->vba.WritebackLumaVExtra) 3684 || (mode_lib->vba.WritebackPixelFormat[k] == dm_420_8 3685 && mode_lib->vba.WritebackLumaVTaps[k] 3686 > mode_lib->vba.WritebackLineBufferLumaBufferSize 3687 * 8.0 / 10.0 / mode_lib->vba.WritebackDestinationWidth[k] 3688 - mode_lib->vba.WritebackLumaVExtra) 3689 || (mode_lib->vba.WritebackPixelFormat[k] == dm_420_10 3690 && mode_lib->vba.WritebackLumaVTaps[k] 3691 > mode_lib->vba.WritebackLineBufferLumaBufferSize 3692 * 8.0 / 10.0 3693 / mode_lib->vba.WritebackDestinationWidth[k] 3694 - mode_lib->vba.WritebackLumaVExtra)) { 3695 mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; 3696 } 3697 if (2.0 * mode_lib->vba.WritebackVRatio[k] < 1) { 3698 mode_lib->vba.WritebackChromaVExtra = 0.0; 3699 } else { 3700 mode_lib->vba.WritebackChromaVExtra = -1; 3701 } 3702 if ((mode_lib->vba.WritebackPixelFormat[k] == dm_420_8 3703 && mode_lib->vba.WritebackChromaVTaps[k] 3704 > mode_lib->vba.WritebackLineBufferChromaBufferSize 3705 * 8.0 / 10.0 / mode_lib->vba.WritebackDestinationWidth[k] 3706 - mode_lib->vba.WritebackChromaVExtra) 3707 || (mode_lib->vba.WritebackPixelFormat[k] == dm_420_10 3708 && mode_lib->vba.WritebackChromaVTaps[k] 3709 > mode_lib->vba.WritebackLineBufferChromaBufferSize 3710 * 8.0 / 10.0 3711 / mode_lib->vba.WritebackDestinationWidth[k] 3712 - mode_lib->vba.WritebackChromaVExtra)) { 3713 mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; 3714 } 3715 } 3716 } 3717 /*Maximum DISPCLK/DPPCLK Support check*/ 3718 3719 mode_lib->vba.WritebackRequiredDISPCLK = 0.0; 3720 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3721 if (mode_lib->vba.WritebackEnable[k] == true) { 3722 mode_lib->vba.WritebackRequiredDISPCLK = 3723 dml_max( 3724 mode_lib->vba.WritebackRequiredDISPCLK, 3725 CalculateWriteBackDISPCLK( 3726 mode_lib->vba.WritebackPixelFormat[k], 3727 mode_lib->vba.PixelClock[k], 3728 mode_lib->vba.WritebackHRatio[k], 3729 mode_lib->vba.WritebackVRatio[k], 3730 mode_lib->vba.WritebackLumaHTaps[k], 3731 mode_lib->vba.WritebackLumaVTaps[k], 3732 mode_lib->vba.WritebackChromaHTaps[k], 3733 mode_lib->vba.WritebackChromaVTaps[k], 3734 mode_lib->vba.WritebackDestinationWidth[k], 3735 mode_lib->vba.HTotal[k], 3736 mode_lib->vba.WritebackChromaLineBufferWidth)); 3737 } 3738 } 3739 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3740 if (mode_lib->vba.HRatio[k] > 1.0) { 3741 locals->PSCL_FACTOR[k] = dml_min( 3742 mode_lib->vba.MaxDCHUBToPSCLThroughput, 3743 mode_lib->vba.MaxPSCLToLBThroughput 3744 * mode_lib->vba.HRatio[k] 3745 / dml_ceil( 3746 mode_lib->vba.htaps[k] 3747 / 6.0, 3748 1.0)); 3749 } else { 3750 locals->PSCL_FACTOR[k] = dml_min( 3751 mode_lib->vba.MaxDCHUBToPSCLThroughput, 3752 mode_lib->vba.MaxPSCLToLBThroughput); 3753 } 3754 if (locals->BytePerPixelInDETC[k] == 0.0) { 3755 locals->PSCL_FACTOR_CHROMA[k] = 0.0; 3756 locals->MinDPPCLKUsingSingleDPP[k] = 3757 mode_lib->vba.PixelClock[k] 3758 * dml_max3( 3759 mode_lib->vba.vtaps[k] / 6.0 3760 * dml_min( 3761 1.0, 3762 mode_lib->vba.HRatio[k]), 3763 mode_lib->vba.HRatio[k] 3764 * mode_lib->vba.VRatio[k] 3765 / locals->PSCL_FACTOR[k], 3766 1.0); 3767 if ((mode_lib->vba.htaps[k] > 6.0 || mode_lib->vba.vtaps[k] > 6.0) 3768 && locals->MinDPPCLKUsingSingleDPP[k] 3769 < 2.0 * mode_lib->vba.PixelClock[k]) { 3770 locals->MinDPPCLKUsingSingleDPP[k] = 2.0 3771 * mode_lib->vba.PixelClock[k]; 3772 } 3773 } else { 3774 if (mode_lib->vba.HRatio[k] / 2.0 > 1.0) { 3775 locals->PSCL_FACTOR_CHROMA[k] = 3776 dml_min( 3777 mode_lib->vba.MaxDCHUBToPSCLThroughput, 3778 mode_lib->vba.MaxPSCLToLBThroughput 3779 * mode_lib->vba.HRatio[k] 3780 / 2.0 3781 / dml_ceil( 3782 mode_lib->vba.HTAPsChroma[k] 3783 / 6.0, 3784 1.0)); 3785 } else { 3786 locals->PSCL_FACTOR_CHROMA[k] = dml_min( 3787 mode_lib->vba.MaxDCHUBToPSCLThroughput, 3788 mode_lib->vba.MaxPSCLToLBThroughput); 3789 } 3790 locals->MinDPPCLKUsingSingleDPP[k] = 3791 mode_lib->vba.PixelClock[k] 3792 * dml_max5( 3793 mode_lib->vba.vtaps[k] / 6.0 3794 * dml_min( 3795 1.0, 3796 mode_lib->vba.HRatio[k]), 3797 mode_lib->vba.HRatio[k] 3798 * mode_lib->vba.VRatio[k] 3799 / locals->PSCL_FACTOR[k], 3800 mode_lib->vba.VTAPsChroma[k] 3801 / 6.0 3802 * dml_min( 3803 1.0, 3804 mode_lib->vba.HRatio[k] 3805 / 2.0), 3806 mode_lib->vba.HRatio[k] 3807 * mode_lib->vba.VRatio[k] 3808 / 4.0 3809 / locals->PSCL_FACTOR_CHROMA[k], 3810 1.0); 3811 if ((mode_lib->vba.htaps[k] > 6.0 || mode_lib->vba.vtaps[k] > 6.0 3812 || mode_lib->vba.HTAPsChroma[k] > 6.0 3813 || mode_lib->vba.VTAPsChroma[k] > 6.0) 3814 && locals->MinDPPCLKUsingSingleDPP[k] 3815 < 2.0 * mode_lib->vba.PixelClock[k]) { 3816 locals->MinDPPCLKUsingSingleDPP[k] = 2.0 3817 * mode_lib->vba.PixelClock[k]; 3818 } 3819 } 3820 } 3821 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3822 Calculate256BBlockSizes( 3823 mode_lib->vba.SourcePixelFormat[k], 3824 mode_lib->vba.SurfaceTiling[k], 3825 dml_ceil(locals->BytePerPixelInDETY[k], 1.0), 3826 dml_ceil(locals->BytePerPixelInDETC[k], 2.0), 3827 &locals->Read256BlockHeightY[k], 3828 &locals->Read256BlockHeightC[k], 3829 &locals->Read256BlockWidthY[k], 3830 &locals->Read256BlockWidthC[k]); 3831 if (mode_lib->vba.SourceScan[k] == dm_horz) { 3832 locals->MaxSwathHeightY[k] = locals->Read256BlockHeightY[k]; 3833 locals->MaxSwathHeightC[k] = locals->Read256BlockHeightC[k]; 3834 } else { 3835 locals->MaxSwathHeightY[k] = locals->Read256BlockWidthY[k]; 3836 locals->MaxSwathHeightC[k] = locals->Read256BlockWidthC[k]; 3837 } 3838 if ((mode_lib->vba.SourcePixelFormat[k] == dm_444_64 3839 || mode_lib->vba.SourcePixelFormat[k] == dm_444_32 3840 || mode_lib->vba.SourcePixelFormat[k] == dm_444_16 3841 || mode_lib->vba.SourcePixelFormat[k] == dm_mono_16 3842 || mode_lib->vba.SourcePixelFormat[k] == dm_mono_8)) { 3843 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear 3844 || (mode_lib->vba.SourcePixelFormat[k] == dm_444_64 3845 && (mode_lib->vba.SurfaceTiling[k] 3846 == dm_sw_4kb_s 3847 || mode_lib->vba.SurfaceTiling[k] 3848 == dm_sw_4kb_s_x 3849 || mode_lib->vba.SurfaceTiling[k] 3850 == dm_sw_64kb_s 3851 || mode_lib->vba.SurfaceTiling[k] 3852 == dm_sw_64kb_s_t 3853 || mode_lib->vba.SurfaceTiling[k] 3854 == dm_sw_64kb_s_x 3855 || mode_lib->vba.SurfaceTiling[k] 3856 == dm_sw_var_s 3857 || mode_lib->vba.SurfaceTiling[k] 3858 == dm_sw_var_s_x) 3859 && mode_lib->vba.SourceScan[k] == dm_horz)) { 3860 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k]; 3861 } else { 3862 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k] 3863 / 2.0; 3864 } 3865 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k]; 3866 } else { 3867 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 3868 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k]; 3869 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k]; 3870 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8 3871 && mode_lib->vba.SourceScan[k] == dm_horz) { 3872 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k] 3873 / 2.0; 3874 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k]; 3875 } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10 3876 && mode_lib->vba.SourceScan[k] == dm_horz) { 3877 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k] 3878 / 2.0; 3879 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k]; 3880 } else { 3881 locals->MinSwathHeightY[k] = locals->MaxSwathHeightY[k]; 3882 locals->MinSwathHeightC[k] = locals->MaxSwathHeightC[k]; 3883 } 3884 } 3885 if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { 3886 mode_lib->vba.MaximumSwathWidthSupport = 8192.0; 3887 } else { 3888 mode_lib->vba.MaximumSwathWidthSupport = 5120.0; 3889 } 3890 mode_lib->vba.MaximumSwathWidthInDETBuffer = 3891 dml_min( 3892 mode_lib->vba.MaximumSwathWidthSupport, 3893 mode_lib->vba.DETBufferSizeInKByte * 1024.0 / 2.0 3894 / (locals->BytePerPixelInDETY[k] 3895 * locals->MinSwathHeightY[k] 3896 + locals->BytePerPixelInDETC[k] 3897 / 2.0 3898 * locals->MinSwathHeightC[k])); 3899 if (locals->BytePerPixelInDETC[k] == 0.0) { 3900 mode_lib->vba.MaximumSwathWidthInLineBuffer = 3901 mode_lib->vba.LineBufferSize 3902 * dml_max(mode_lib->vba.HRatio[k], 1.0) 3903 / mode_lib->vba.LBBitPerPixel[k] 3904 / (mode_lib->vba.vtaps[k] 3905 + dml_max( 3906 dml_ceil( 3907 mode_lib->vba.VRatio[k], 3908 1.0) 3909 - 2, 3910 0.0)); 3911 } else { 3912 mode_lib->vba.MaximumSwathWidthInLineBuffer = 3913 dml_min( 3914 mode_lib->vba.LineBufferSize 3915 * dml_max( 3916 mode_lib->vba.HRatio[k], 3917 1.0) 3918 / mode_lib->vba.LBBitPerPixel[k] 3919 / (mode_lib->vba.vtaps[k] 3920 + dml_max( 3921 dml_ceil( 3922 mode_lib->vba.VRatio[k], 3923 1.0) 3924 - 2, 3925 0.0)), 3926 2.0 * mode_lib->vba.LineBufferSize 3927 * dml_max( 3928 mode_lib->vba.HRatio[k] 3929 / 2.0, 3930 1.0) 3931 / mode_lib->vba.LBBitPerPixel[k] 3932 / (mode_lib->vba.VTAPsChroma[k] 3933 + dml_max( 3934 dml_ceil( 3935 mode_lib->vba.VRatio[k] 3936 / 2.0, 3937 1.0) 3938 - 2, 3939 0.0))); 3940 } 3941 locals->MaximumSwathWidth[k] = dml_min( 3942 mode_lib->vba.MaximumSwathWidthInDETBuffer, 3943 mode_lib->vba.MaximumSwathWidthInLineBuffer); 3944 } 3945 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 3946 double MaxMaxDispclkRoundedDown = RoundToDFSGranularityDown( 3947 mode_lib->vba.MaxDispclk[mode_lib->vba.soc.num_states], 3948 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 3949 3950 for (j = 0; j < 2; j++) { 3951 mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity = RoundToDFSGranularityDown( 3952 mode_lib->vba.MaxDispclk[i], 3953 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 3954 mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity = RoundToDFSGranularityDown( 3955 mode_lib->vba.MaxDppclk[i], 3956 mode_lib->vba.DISPCLKDPPCLKVCOSpeed); 3957 locals->RequiredDISPCLK[i][j] = 0.0; 3958 locals->DISPCLK_DPPCLK_Support[i][j] = true; 3959 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 3960 mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine = 3961 mode_lib->vba.PixelClock[k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) 3962 * (1.0 + mode_lib->vba.DISPCLKRampingMargin / 100.0); 3963 if (mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine >= mode_lib->vba.MaxDispclk[i] 3964 && i == mode_lib->vba.soc.num_states) 3965 mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine = mode_lib->vba.PixelClock[k] 3966 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 3967 3968 mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine = mode_lib->vba.PixelClock[k] / 2 3969 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) * (1 + mode_lib->vba.DISPCLKRampingMargin / 100.0); 3970 if (mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine >= mode_lib->vba.MaxDispclk[i] 3971 && i == mode_lib->vba.soc.num_states) 3972 mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine = mode_lib->vba.PixelClock[k] / 2 3973 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 3974 3975 locals->ODMCombineEnablePerState[i][k] = false; 3976 mode_lib->vba.PlaneRequiredDISPCLK = mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine; 3977 if (mode_lib->vba.ODMCapability) { 3978 if (locals->PlaneRequiredDISPCLKWithoutODMCombine > MaxMaxDispclkRoundedDown) { 3979 locals->ODMCombineEnablePerState[i][k] = true; 3980 mode_lib->vba.PlaneRequiredDISPCLK = mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine; 3981 } else if (locals->DSCEnabled[k] && (locals->HActive[k] > DCN20_MAX_DSC_IMAGE_WIDTH)) { 3982 locals->ODMCombineEnablePerState[i][k] = true; 3983 mode_lib->vba.PlaneRequiredDISPCLK = mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine; 3984 } else if (locals->HActive[k] > DCN20_MAX_420_IMAGE_WIDTH && locals->OutputFormat[k] == dm_420) { 3985 locals->ODMCombineEnablePerState[i][k] = true; 3986 mode_lib->vba.PlaneRequiredDISPCLK = mode_lib->vba.PlaneRequiredDISPCLKWithODMCombine; 3987 } 3988 } 3989 3990 if (locals->MinDPPCLKUsingSingleDPP[k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) <= mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity 3991 && locals->SwathWidthYSingleDPP[k] <= locals->MaximumSwathWidth[k] 3992 && locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_disabled) { 3993 locals->NoOfDPP[i][j][k] = 1; 3994 locals->RequiredDPPCLK[i][j][k] = 3995 locals->MinDPPCLKUsingSingleDPP[k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 3996 } else { 3997 locals->NoOfDPP[i][j][k] = 2; 3998 locals->RequiredDPPCLK[i][j][k] = 3999 locals->MinDPPCLKUsingSingleDPP[k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) / 2.0; 4000 } 4001 locals->RequiredDISPCLK[i][j] = dml_max( 4002 locals->RequiredDISPCLK[i][j], 4003 mode_lib->vba.PlaneRequiredDISPCLK); 4004 if ((locals->MinDPPCLKUsingSingleDPP[k] / locals->NoOfDPP[i][j][k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) 4005 > mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity) 4006 || (mode_lib->vba.PlaneRequiredDISPCLK > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity)) { 4007 locals->DISPCLK_DPPCLK_Support[i][j] = false; 4008 } 4009 } 4010 locals->TotalNumberOfActiveDPP[i][j] = 0.0; 4011 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) 4012 locals->TotalNumberOfActiveDPP[i][j] = locals->TotalNumberOfActiveDPP[i][j] + locals->NoOfDPP[i][j][k]; 4013 if (j == 1) { 4014 while (locals->TotalNumberOfActiveDPP[i][j] < mode_lib->vba.MaxNumDPP 4015 && locals->TotalNumberOfActiveDPP[i][j] < 2 * mode_lib->vba.NumberOfActivePlanes) { 4016 double BWOfNonSplitPlaneOfMaximumBandwidth; 4017 unsigned int NumberOfNonSplitPlaneOfMaximumBandwidth; 4018 4019 BWOfNonSplitPlaneOfMaximumBandwidth = 0; 4020 NumberOfNonSplitPlaneOfMaximumBandwidth = 0; 4021 for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { 4022 if (locals->ReadBandwidth[k] > BWOfNonSplitPlaneOfMaximumBandwidth && locals->NoOfDPP[i][j][k] == 1) { 4023 BWOfNonSplitPlaneOfMaximumBandwidth = locals->ReadBandwidth[k]; 4024 NumberOfNonSplitPlaneOfMaximumBandwidth = k; 4025 } 4026 } 4027 locals->NoOfDPP[i][j][NumberOfNonSplitPlaneOfMaximumBandwidth] = 2; 4028 locals->RequiredDPPCLK[i][j][NumberOfNonSplitPlaneOfMaximumBandwidth] = 4029 locals->MinDPPCLKUsingSingleDPP[NumberOfNonSplitPlaneOfMaximumBandwidth] 4030 * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100) / 2; 4031 locals->TotalNumberOfActiveDPP[i][j] = locals->TotalNumberOfActiveDPP[i][j] + 1; 4032 } 4033 } 4034 if (locals->TotalNumberOfActiveDPP[i][j] > mode_lib->vba.MaxNumDPP) { 4035 locals->RequiredDISPCLK[i][j] = 0.0; 4036 locals->DISPCLK_DPPCLK_Support[i][j] = true; 4037 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4038 locals->ODMCombineEnablePerState[i][k] = false; 4039 if (locals->SwathWidthYSingleDPP[k] <= locals->MaximumSwathWidth[k]) { 4040 locals->NoOfDPP[i][j][k] = 1; 4041 locals->RequiredDPPCLK[i][j][k] = locals->MinDPPCLKUsingSingleDPP[k] 4042 * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 4043 } else { 4044 locals->NoOfDPP[i][j][k] = 2; 4045 locals->RequiredDPPCLK[i][j][k] = locals->MinDPPCLKUsingSingleDPP[k] 4046 * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) / 2.0; 4047 } 4048 if (i != mode_lib->vba.soc.num_states) { 4049 mode_lib->vba.PlaneRequiredDISPCLK = 4050 mode_lib->vba.PixelClock[k] 4051 * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) 4052 * (1.0 + mode_lib->vba.DISPCLKRampingMargin / 100.0); 4053 } else { 4054 mode_lib->vba.PlaneRequiredDISPCLK = mode_lib->vba.PixelClock[k] 4055 * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0); 4056 } 4057 locals->RequiredDISPCLK[i][j] = dml_max( 4058 locals->RequiredDISPCLK[i][j], 4059 mode_lib->vba.PlaneRequiredDISPCLK); 4060 if (locals->MinDPPCLKUsingSingleDPP[k] / locals->NoOfDPP[i][j][k] * (1.0 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) 4061 > mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity 4062 || mode_lib->vba.PlaneRequiredDISPCLK > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity) 4063 locals->DISPCLK_DPPCLK_Support[i][j] = false; 4064 } 4065 locals->TotalNumberOfActiveDPP[i][j] = 0.0; 4066 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) 4067 locals->TotalNumberOfActiveDPP[i][j] = locals->TotalNumberOfActiveDPP[i][j] + locals->NoOfDPP[i][j][k]; 4068 } 4069 locals->RequiredDISPCLK[i][j] = dml_max( 4070 locals->RequiredDISPCLK[i][j], 4071 mode_lib->vba.WritebackRequiredDISPCLK); 4072 if (mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity 4073 < mode_lib->vba.WritebackRequiredDISPCLK) { 4074 locals->DISPCLK_DPPCLK_Support[i][j] = false; 4075 } 4076 } 4077 } 4078 /*Viewport Size Check*/ 4079 4080 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4081 locals->ViewportSizeSupport[i][0] = true; 4082 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4083 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) { 4084 if (dml_min(locals->SwathWidthYSingleDPP[k], dml_round(mode_lib->vba.HActive[k] / 2.0 * mode_lib->vba.HRatio[k])) 4085 > locals->MaximumSwathWidth[k]) { 4086 locals->ViewportSizeSupport[i][0] = false; 4087 } 4088 } else { 4089 if (locals->SwathWidthYSingleDPP[k] / 2.0 > locals->MaximumSwathWidth[k]) { 4090 locals->ViewportSizeSupport[i][0] = false; 4091 } 4092 } 4093 } 4094 } 4095 /*Total Available Pipes Support Check*/ 4096 4097 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4098 for (j = 0; j < 2; j++) { 4099 if (locals->TotalNumberOfActiveDPP[i][j] <= mode_lib->vba.MaxNumDPP) 4100 locals->TotalAvailablePipesSupport[i][j] = true; 4101 else 4102 locals->TotalAvailablePipesSupport[i][j] = false; 4103 } 4104 } 4105 /*Total Available OTG Support Check*/ 4106 4107 mode_lib->vba.TotalNumberOfActiveOTG = 0.0; 4108 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4109 if (mode_lib->vba.BlendingAndTiming[k] == k) { 4110 mode_lib->vba.TotalNumberOfActiveOTG = mode_lib->vba.TotalNumberOfActiveOTG 4111 + 1.0; 4112 } 4113 } 4114 if (mode_lib->vba.TotalNumberOfActiveOTG <= mode_lib->vba.MaxNumOTG) { 4115 mode_lib->vba.NumberOfOTGSupport = true; 4116 } else { 4117 mode_lib->vba.NumberOfOTGSupport = false; 4118 } 4119 /*Display IO and DSC Support Check*/ 4120 4121 mode_lib->vba.NonsupportedDSCInputBPC = false; 4122 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4123 if (!(mode_lib->vba.DSCInputBitPerComponent[k] == 12.0 4124 || mode_lib->vba.DSCInputBitPerComponent[k] == 10.0 4125 || mode_lib->vba.DSCInputBitPerComponent[k] == 8.0)) { 4126 mode_lib->vba.NonsupportedDSCInputBPC = true; 4127 } 4128 } 4129 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4130 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4131 locals->RequiresDSC[i][k] = 0; 4132 locals->RequiresFEC[i][k] = 0; 4133 if (mode_lib->vba.BlendingAndTiming[k] == k) { 4134 if (mode_lib->vba.Output[k] == dm_hdmi) { 4135 locals->RequiresDSC[i][k] = 0; 4136 locals->RequiresFEC[i][k] = 0; 4137 locals->OutputBppPerState[i][k] = TruncToValidBPP( 4138 dml_min(600.0, mode_lib->vba.PHYCLKPerState[i]) / mode_lib->vba.PixelClockBackEnd[k] * 24, 4139 false, 4140 mode_lib->vba.Output[k], 4141 mode_lib->vba.OutputFormat[k], 4142 mode_lib->vba.DSCInputBitPerComponent[k]); 4143 } else if (mode_lib->vba.Output[k] == dm_dp 4144 || mode_lib->vba.Output[k] == dm_edp) { 4145 if (mode_lib->vba.Output[k] == dm_edp) { 4146 mode_lib->vba.EffectiveFECOverhead = 0.0; 4147 } else { 4148 mode_lib->vba.EffectiveFECOverhead = 4149 mode_lib->vba.FECOverhead; 4150 } 4151 if (mode_lib->vba.PHYCLKPerState[i] >= 270.0) { 4152 mode_lib->vba.Outbpp = TruncToValidBPP( 4153 (1.0 - mode_lib->vba.Downspreading / 100.0) * 270.0 4154 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4155 false, 4156 mode_lib->vba.Output[k], 4157 mode_lib->vba.OutputFormat[k], 4158 mode_lib->vba.DSCInputBitPerComponent[k]); 4159 mode_lib->vba.OutbppDSC = TruncToValidBPP( 4160 (1.0 - mode_lib->vba.Downspreading / 100.0) * (1.0 - mode_lib->vba.EffectiveFECOverhead / 100.0) * 270.0 4161 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4162 true, 4163 mode_lib->vba.Output[k], 4164 mode_lib->vba.OutputFormat[k], 4165 mode_lib->vba.DSCInputBitPerComponent[k]); 4166 if (mode_lib->vba.DSCEnabled[k] == true) { 4167 locals->RequiresDSC[i][k] = true; 4168 if (mode_lib->vba.Output[k] == dm_dp) { 4169 locals->RequiresFEC[i][k] = true; 4170 } else { 4171 locals->RequiresFEC[i][k] = false; 4172 } 4173 mode_lib->vba.Outbpp = mode_lib->vba.OutbppDSC; 4174 } else { 4175 locals->RequiresDSC[i][k] = false; 4176 locals->RequiresFEC[i][k] = false; 4177 } 4178 locals->OutputBppPerState[i][k] = mode_lib->vba.Outbpp; 4179 } 4180 if (mode_lib->vba.Outbpp == BPP_INVALID && mode_lib->vba.PHYCLKPerState[i] >= 540.0) { 4181 mode_lib->vba.Outbpp = TruncToValidBPP( 4182 (1.0 - mode_lib->vba.Downspreading / 100.0) * 540.0 4183 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4184 false, 4185 mode_lib->vba.Output[k], 4186 mode_lib->vba.OutputFormat[k], 4187 mode_lib->vba.DSCInputBitPerComponent[k]); 4188 mode_lib->vba.OutbppDSC = TruncToValidBPP( 4189 (1.0 - mode_lib->vba.Downspreading / 100.0) * (1.0 - mode_lib->vba.EffectiveFECOverhead / 100.0) * 540.0 4190 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4191 true, 4192 mode_lib->vba.Output[k], 4193 mode_lib->vba.OutputFormat[k], 4194 mode_lib->vba.DSCInputBitPerComponent[k]); 4195 if (mode_lib->vba.DSCEnabled[k] == true) { 4196 locals->RequiresDSC[i][k] = true; 4197 if (mode_lib->vba.Output[k] == dm_dp) { 4198 locals->RequiresFEC[i][k] = true; 4199 } else { 4200 locals->RequiresFEC[i][k] = false; 4201 } 4202 mode_lib->vba.Outbpp = mode_lib->vba.OutbppDSC; 4203 } else { 4204 locals->RequiresDSC[i][k] = false; 4205 locals->RequiresFEC[i][k] = false; 4206 } 4207 locals->OutputBppPerState[i][k] = mode_lib->vba.Outbpp; 4208 } 4209 if (mode_lib->vba.Outbpp == BPP_INVALID 4210 && mode_lib->vba.PHYCLKPerState[i] 4211 >= 810.0) { 4212 mode_lib->vba.Outbpp = TruncToValidBPP( 4213 (1.0 - mode_lib->vba.Downspreading / 100.0) * 810.0 4214 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4215 false, 4216 mode_lib->vba.Output[k], 4217 mode_lib->vba.OutputFormat[k], 4218 mode_lib->vba.DSCInputBitPerComponent[k]); 4219 mode_lib->vba.OutbppDSC = TruncToValidBPP( 4220 (1.0 - mode_lib->vba.Downspreading / 100.0) * (1.0 - mode_lib->vba.EffectiveFECOverhead / 100.0) * 810.0 4221 * mode_lib->vba.OutputLinkDPLanes[k] / mode_lib->vba.PixelClockBackEnd[k] * 8.0, 4222 true, 4223 mode_lib->vba.Output[k], 4224 mode_lib->vba.OutputFormat[k], 4225 mode_lib->vba.DSCInputBitPerComponent[k]); 4226 if (mode_lib->vba.DSCEnabled[k] == true || mode_lib->vba.Outbpp == BPP_INVALID) { 4227 locals->RequiresDSC[i][k] = true; 4228 if (mode_lib->vba.Output[k] == dm_dp) { 4229 locals->RequiresFEC[i][k] = true; 4230 } else { 4231 locals->RequiresFEC[i][k] = false; 4232 } 4233 mode_lib->vba.Outbpp = mode_lib->vba.OutbppDSC; 4234 } else { 4235 locals->RequiresDSC[i][k] = false; 4236 locals->RequiresFEC[i][k] = false; 4237 } 4238 locals->OutputBppPerState[i][k] = 4239 mode_lib->vba.Outbpp; 4240 } 4241 } 4242 } else { 4243 locals->OutputBppPerState[i][k] = BPP_BLENDED_PIPE; 4244 } 4245 } 4246 } 4247 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4248 locals->DIOSupport[i] = true; 4249 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4250 if (locals->OutputBppPerState[i][k] == BPP_INVALID 4251 || (mode_lib->vba.OutputFormat[k] == dm_420 4252 && mode_lib->vba.Interlace[k] == true 4253 && mode_lib->vba.ProgressiveToInterlaceUnitInOPP == true)) { 4254 locals->DIOSupport[i] = false; 4255 } 4256 } 4257 } 4258 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4259 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4260 locals->DSCCLKRequiredMoreThanSupported[i] = false; 4261 if (mode_lib->vba.BlendingAndTiming[k] == k) { 4262 if ((mode_lib->vba.Output[k] == dm_dp 4263 || mode_lib->vba.Output[k] == dm_edp)) { 4264 if (mode_lib->vba.OutputFormat[k] == dm_420 4265 || mode_lib->vba.OutputFormat[k] 4266 == dm_n422) { 4267 mode_lib->vba.DSCFormatFactor = 2; 4268 } else { 4269 mode_lib->vba.DSCFormatFactor = 1; 4270 } 4271 if (locals->RequiresDSC[i][k] == true) { 4272 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) { 4273 if (mode_lib->vba.PixelClockBackEnd[k] / 6.0 / mode_lib->vba.DSCFormatFactor 4274 > (1.0 - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) * mode_lib->vba.MaxDSCCLK[i]) { 4275 locals->DSCCLKRequiredMoreThanSupported[i] = 4276 true; 4277 } 4278 } else { 4279 if (mode_lib->vba.PixelClockBackEnd[k] / 3.0 / mode_lib->vba.DSCFormatFactor 4280 > (1.0 - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) * mode_lib->vba.MaxDSCCLK[i]) { 4281 locals->DSCCLKRequiredMoreThanSupported[i] = 4282 true; 4283 } 4284 } 4285 } 4286 } 4287 } 4288 } 4289 } 4290 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4291 locals->NotEnoughDSCUnits[i] = false; 4292 mode_lib->vba.TotalDSCUnitsRequired = 0.0; 4293 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4294 if (locals->RequiresDSC[i][k] == true) { 4295 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) { 4296 mode_lib->vba.TotalDSCUnitsRequired = 4297 mode_lib->vba.TotalDSCUnitsRequired + 2.0; 4298 } else { 4299 mode_lib->vba.TotalDSCUnitsRequired = 4300 mode_lib->vba.TotalDSCUnitsRequired + 1.0; 4301 } 4302 } 4303 } 4304 if (mode_lib->vba.TotalDSCUnitsRequired > mode_lib->vba.NumberOfDSC) { 4305 locals->NotEnoughDSCUnits[i] = true; 4306 } 4307 } 4308 /*DSC Delay per state*/ 4309 4310 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4311 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4312 if (mode_lib->vba.BlendingAndTiming[k] != k) { 4313 mode_lib->vba.slices = 0; 4314 } else if (locals->RequiresDSC[i][k] == 0 4315 || locals->RequiresDSC[i][k] == false) { 4316 mode_lib->vba.slices = 0; 4317 } else if (mode_lib->vba.PixelClockBackEnd[k] > 3200.0) { 4318 mode_lib->vba.slices = dml_ceil( 4319 mode_lib->vba.PixelClockBackEnd[k] / 400.0, 4320 4.0); 4321 } else if (mode_lib->vba.PixelClockBackEnd[k] > 1360.0) { 4322 mode_lib->vba.slices = 8.0; 4323 } else if (mode_lib->vba.PixelClockBackEnd[k] > 680.0) { 4324 mode_lib->vba.slices = 4.0; 4325 } else if (mode_lib->vba.PixelClockBackEnd[k] > 340.0) { 4326 mode_lib->vba.slices = 2.0; 4327 } else { 4328 mode_lib->vba.slices = 1.0; 4329 } 4330 if (locals->OutputBppPerState[i][k] == BPP_BLENDED_PIPE 4331 || locals->OutputBppPerState[i][k] == BPP_INVALID) { 4332 mode_lib->vba.bpp = 0.0; 4333 } else { 4334 mode_lib->vba.bpp = locals->OutputBppPerState[i][k]; 4335 } 4336 if (locals->RequiresDSC[i][k] == true && mode_lib->vba.bpp != 0.0) { 4337 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_disabled) { 4338 locals->DSCDelayPerState[i][k] = 4339 dscceComputeDelay( 4340 mode_lib->vba.DSCInputBitPerComponent[k], 4341 mode_lib->vba.bpp, 4342 dml_ceil( 4343 mode_lib->vba.HActive[k] 4344 / mode_lib->vba.slices, 4345 1.0), 4346 mode_lib->vba.slices, 4347 mode_lib->vba.OutputFormat[k]) 4348 + dscComputeDelay( 4349 mode_lib->vba.OutputFormat[k]); 4350 } else { 4351 locals->DSCDelayPerState[i][k] = 4352 2.0 * (dscceComputeDelay( 4353 mode_lib->vba.DSCInputBitPerComponent[k], 4354 mode_lib->vba.bpp, 4355 dml_ceil(mode_lib->vba.HActive[k] / mode_lib->vba.slices, 1.0), 4356 mode_lib->vba.slices / 2, 4357 mode_lib->vba.OutputFormat[k]) 4358 + dscComputeDelay(mode_lib->vba.OutputFormat[k])); 4359 } 4360 locals->DSCDelayPerState[i][k] = 4361 locals->DSCDelayPerState[i][k] * mode_lib->vba.PixelClock[k] / mode_lib->vba.PixelClockBackEnd[k]; 4362 } else { 4363 locals->DSCDelayPerState[i][k] = 0.0; 4364 } 4365 } 4366 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4367 for (m = 0; m <= mode_lib->vba.NumberOfActivePlanes - 1; m++) { 4368 for (j = 0; j <= mode_lib->vba.NumberOfActivePlanes - 1; j++) { 4369 if (mode_lib->vba.BlendingAndTiming[k] == m && locals->RequiresDSC[i][m] == true) 4370 locals->DSCDelayPerState[i][k] = locals->DSCDelayPerState[i][m]; 4371 } 4372 } 4373 } 4374 } 4375 4376 //Prefetch Check 4377 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 4378 for (j = 0; j < 2; j++) { 4379 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4380 if (locals->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) 4381 locals->SwathWidthYPerState[i][j][k] = dml_min(locals->SwathWidthYSingleDPP[k], dml_round(locals->HActive[k] / 2 * locals->HRatio[k])); 4382 else 4383 locals->SwathWidthYPerState[i][j][k] = locals->SwathWidthYSingleDPP[k] / locals->NoOfDPP[i][j][k]; 4384 locals->SwathWidthGranularityY = 256 / dml_ceil(locals->BytePerPixelInDETY[k], 1) / locals->MaxSwathHeightY[k]; 4385 locals->RoundedUpMaxSwathSizeBytesY = (dml_ceil(locals->SwathWidthYPerState[i][j][k] - 1, locals->SwathWidthGranularityY) 4386 + locals->SwathWidthGranularityY) * locals->BytePerPixelInDETY[k] * locals->MaxSwathHeightY[k]; 4387 if (locals->SourcePixelFormat[k] == dm_420_10) { 4388 locals->RoundedUpMaxSwathSizeBytesY = dml_ceil(locals->RoundedUpMaxSwathSizeBytesY, 256) + 256; 4389 } 4390 if (locals->MaxSwathHeightC[k] > 0) { 4391 locals->SwathWidthGranularityC = 256 / dml_ceil(locals->BytePerPixelInDETC[k], 2) / locals->MaxSwathHeightC[k]; 4392 4393 locals->RoundedUpMaxSwathSizeBytesC = (dml_ceil(locals->SwathWidthYPerState[i][j][k] / 2 - 1, locals->SwathWidthGranularityC) 4394 + locals->SwathWidthGranularityC) * locals->BytePerPixelInDETC[k] * locals->MaxSwathHeightC[k]; 4395 } 4396 if (locals->SourcePixelFormat[k] == dm_420_10) { 4397 locals->RoundedUpMaxSwathSizeBytesC = dml_ceil(locals->RoundedUpMaxSwathSizeBytesC, 256) + 256; 4398 } else { 4399 locals->RoundedUpMaxSwathSizeBytesC = 0; 4400 } 4401 4402 if (locals->RoundedUpMaxSwathSizeBytesY + locals->RoundedUpMaxSwathSizeBytesC <= locals->DETBufferSizeInKByte * 1024 / 2) { 4403 locals->SwathHeightYPerState[i][j][k] = locals->MaxSwathHeightY[k]; 4404 locals->SwathHeightCPerState[i][j][k] = locals->MaxSwathHeightC[k]; 4405 } else { 4406 locals->SwathHeightYPerState[i][j][k] = locals->MinSwathHeightY[k]; 4407 locals->SwathHeightCPerState[i][j][k] = locals->MinSwathHeightC[k]; 4408 } 4409 4410 if (locals->BytePerPixelInDETC[k] == 0) { 4411 locals->LinesInDETLuma = locals->DETBufferSizeInKByte * 1024 / locals->BytePerPixelInDETY[k] / locals->SwathWidthYPerState[i][j][k]; 4412 locals->LinesInDETChroma = 0; 4413 } else if (locals->SwathHeightYPerState[i][j][k] <= locals->SwathHeightCPerState[i][j][k]) { 4414 locals->LinesInDETLuma = locals->DETBufferSizeInKByte * 1024 / 2 / locals->BytePerPixelInDETY[k] / 4415 locals->SwathWidthYPerState[i][j][k]; 4416 locals->LinesInDETChroma = locals->DETBufferSizeInKByte * 1024 / 2 / locals->BytePerPixelInDETC[k] / (locals->SwathWidthYPerState[i][j][k] / 2); 4417 } else { 4418 locals->LinesInDETLuma = locals->DETBufferSizeInKByte * 1024 * 2 / 3 / locals->BytePerPixelInDETY[k] / locals->SwathWidthYPerState[i][j][k]; 4419 locals->LinesInDETChroma = locals->DETBufferSizeInKByte * 1024 / 3 / locals->BytePerPixelInDETY[k] / (locals->SwathWidthYPerState[i][j][k] / 2); 4420 } 4421 4422 locals->EffectiveLBLatencyHidingSourceLinesLuma = dml_min(locals->MaxLineBufferLines, 4423 dml_floor(locals->LineBufferSize / locals->LBBitPerPixel[k] / (locals->SwathWidthYPerState[i][j][k] 4424 / dml_max(locals->HRatio[k], 1)), 1)) - (locals->vtaps[k] - 1); 4425 4426 locals->EffectiveLBLatencyHidingSourceLinesChroma = dml_min(locals->MaxLineBufferLines, 4427 dml_floor(locals->LineBufferSize / locals->LBBitPerPixel[k] 4428 / (locals->SwathWidthYPerState[i][j][k] / 2 4429 / dml_max(locals->HRatio[k] / 2, 1)), 1)) - (locals->VTAPsChroma[k] - 1); 4430 4431 locals->EffectiveDETLBLinesLuma = dml_floor(locals->LinesInDETLuma + dml_min( 4432 locals->LinesInDETLuma * locals->RequiredDISPCLK[i][j] * locals->BytePerPixelInDETY[k] * 4433 locals->PSCL_FACTOR[k] / locals->ReturnBWPerState[i][0], 4434 locals->EffectiveLBLatencyHidingSourceLinesLuma), 4435 locals->SwathHeightYPerState[i][j][k]); 4436 4437 locals->EffectiveDETLBLinesChroma = dml_floor(locals->LinesInDETChroma + dml_min( 4438 locals->LinesInDETChroma * locals->RequiredDISPCLK[i][j] * locals->BytePerPixelInDETC[k] * 4439 locals->PSCL_FACTOR_CHROMA[k] / locals->ReturnBWPerState[i][0], 4440 locals->EffectiveLBLatencyHidingSourceLinesChroma), 4441 locals->SwathHeightCPerState[i][j][k]); 4442 4443 if (locals->BytePerPixelInDETC[k] == 0) { 4444 locals->UrgentLatencySupportUsPerState[i][j][k] = locals->EffectiveDETLBLinesLuma * (locals->HTotal[k] / locals->PixelClock[k]) 4445 / locals->VRatio[k] - locals->EffectiveDETLBLinesLuma * locals->SwathWidthYPerState[i][j][k] * 4446 dml_ceil(locals->BytePerPixelInDETY[k], 1) / (locals->ReturnBWPerState[i][0] / locals->NoOfDPP[i][j][k]); 4447 } else { 4448 locals->UrgentLatencySupportUsPerState[i][j][k] = dml_min( 4449 locals->EffectiveDETLBLinesLuma * (locals->HTotal[k] / locals->PixelClock[k]) 4450 / locals->VRatio[k] - locals->EffectiveDETLBLinesLuma * locals->SwathWidthYPerState[i][j][k] * 4451 dml_ceil(locals->BytePerPixelInDETY[k], 1) / (locals->ReturnBWPerState[i][0] / locals->NoOfDPP[i][j][k]), 4452 locals->EffectiveDETLBLinesChroma * (locals->HTotal[k] / locals->PixelClock[k]) / (locals->VRatio[k] / 2) - 4453 locals->EffectiveDETLBLinesChroma * locals->SwathWidthYPerState[i][j][k] / 2 * 4454 dml_ceil(locals->BytePerPixelInDETC[k], 2) / (locals->ReturnBWPerState[i][0] / locals->NoOfDPP[i][j][k])); 4455 } 4456 } 4457 } 4458 } 4459 4460 for (i = 0; i <= locals->soc.num_states; i++) { 4461 for (j = 0; j < 2; j++) { 4462 locals->UrgentLatencySupport[i][j] = true; 4463 for (k = 0; k < locals->NumberOfActivePlanes; k++) { 4464 if (locals->UrgentLatencySupportUsPerState[i][j][k] < locals->UrgentLatency) 4465 locals->UrgentLatencySupport[i][j] = false; 4466 } 4467 } 4468 } 4469 4470 4471 /*Prefetch Check*/ 4472 for (i = 0; i <= locals->soc.num_states; i++) { 4473 for (j = 0; j < 2; j++) { 4474 locals->TotalNumberOfDCCActiveDPP[i][j] = 0; 4475 for (k = 0; k < locals->NumberOfActivePlanes; k++) { 4476 if (locals->DCCEnable[k] == true) { 4477 locals->TotalNumberOfDCCActiveDPP[i][j] = 4478 locals->TotalNumberOfDCCActiveDPP[i][j] + locals->NoOfDPP[i][j][k]; 4479 } 4480 } 4481 } 4482 } 4483 4484 CalculateMinAndMaxPrefetchMode(locals->AllowDRAMSelfRefreshOrDRAMClockChangeInVblank, &locals->MinPrefetchMode, &locals->MaxPrefetchMode); 4485 4486 locals->MaxTotalVActiveRDBandwidth = 0; 4487 for (k = 0; k < locals->NumberOfActivePlanes; k++) { 4488 locals->MaxTotalVActiveRDBandwidth = locals->MaxTotalVActiveRDBandwidth + locals->ReadBandwidth[k]; 4489 } 4490 4491 for (i = 0; i <= locals->soc.num_states; i++) { 4492 for (j = 0; j < 2; j++) { 4493 for (k = 0; k < locals->NumberOfActivePlanes; k++) { 4494 locals->NoOfDPPThisState[k] = locals->NoOfDPP[i][j][k]; 4495 locals->RequiredDPPCLKThisState[k] = locals->RequiredDPPCLK[i][j][k]; 4496 locals->SwathHeightYThisState[k] = locals->SwathHeightYPerState[i][j][k]; 4497 locals->SwathHeightCThisState[k] = locals->SwathHeightCPerState[i][j][k]; 4498 locals->SwathWidthYThisState[k] = locals->SwathWidthYPerState[i][j][k]; 4499 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = dml_max( 4500 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4501 mode_lib->vba.PixelClock[k] / 16.0); 4502 if (mode_lib->vba.BytePerPixelInDETC[k] == 0.0) { 4503 if (mode_lib->vba.VRatio[k] <= 1.0) { 4504 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4505 dml_max( 4506 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4507 1.1 4508 * dml_ceil( 4509 mode_lib->vba.BytePerPixelInDETY[k], 4510 1.0) 4511 / 64.0 4512 * mode_lib->vba.HRatio[k] 4513 * mode_lib->vba.PixelClock[k] 4514 / mode_lib->vba.NoOfDPP[i][j][k]); 4515 } else { 4516 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4517 dml_max( 4518 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4519 1.1 4520 * dml_ceil( 4521 mode_lib->vba.BytePerPixelInDETY[k], 4522 1.0) 4523 / 64.0 4524 * mode_lib->vba.PSCL_FACTOR[k] 4525 * mode_lib->vba.RequiredDPPCLK[i][j][k]); 4526 } 4527 } else { 4528 if (mode_lib->vba.VRatio[k] <= 1.0) { 4529 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4530 dml_max( 4531 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4532 1.1 4533 * dml_ceil( 4534 mode_lib->vba.BytePerPixelInDETY[k], 4535 1.0) 4536 / 32.0 4537 * mode_lib->vba.HRatio[k] 4538 * mode_lib->vba.PixelClock[k] 4539 / mode_lib->vba.NoOfDPP[i][j][k]); 4540 } else { 4541 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4542 dml_max( 4543 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4544 1.1 4545 * dml_ceil( 4546 mode_lib->vba.BytePerPixelInDETY[k], 4547 1.0) 4548 / 32.0 4549 * mode_lib->vba.PSCL_FACTOR[k] 4550 * mode_lib->vba.RequiredDPPCLK[i][j][k]); 4551 } 4552 if (mode_lib->vba.VRatio[k] / 2.0 <= 1.0) { 4553 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4554 dml_max( 4555 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4556 1.1 4557 * dml_ceil( 4558 mode_lib->vba.BytePerPixelInDETC[k], 4559 2.0) 4560 / 32.0 4561 * mode_lib->vba.HRatio[k] 4562 / 2.0 4563 * mode_lib->vba.PixelClock[k] 4564 / mode_lib->vba.NoOfDPP[i][j][k]); 4565 } else { 4566 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0] = 4567 dml_max( 4568 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4569 1.1 4570 * dml_ceil( 4571 mode_lib->vba.BytePerPixelInDETC[k], 4572 2.0) 4573 / 32.0 4574 * mode_lib->vba.PSCL_FACTOR_CHROMA[k] 4575 * mode_lib->vba.RequiredDPPCLK[i][j][k]); 4576 } 4577 } 4578 } 4579 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4580 mode_lib->vba.PDEAndMetaPTEBytesPerFrameY = CalculateVMAndRowBytes( 4581 mode_lib, 4582 mode_lib->vba.DCCEnable[k], 4583 mode_lib->vba.Read256BlockHeightY[k], 4584 mode_lib->vba.Read256BlockWidthY[k], 4585 mode_lib->vba.SourcePixelFormat[k], 4586 mode_lib->vba.SurfaceTiling[k], 4587 dml_ceil(mode_lib->vba.BytePerPixelInDETY[k], 1.0), 4588 mode_lib->vba.SourceScan[k], 4589 mode_lib->vba.ViewportWidth[k], 4590 mode_lib->vba.ViewportHeight[k], 4591 mode_lib->vba.SwathWidthYPerState[i][j][k], 4592 mode_lib->vba.GPUVMEnable, 4593 mode_lib->vba.VMMPageSize, 4594 mode_lib->vba.PTEBufferSizeInRequestsLuma, 4595 mode_lib->vba.PDEProcessingBufIn64KBReqs, 4596 mode_lib->vba.PitchY[k], 4597 mode_lib->vba.DCCMetaPitchY[k], 4598 &mode_lib->vba.MacroTileWidthY[k], 4599 &mode_lib->vba.MetaRowBytesY, 4600 &mode_lib->vba.DPTEBytesPerRowY, 4601 &mode_lib->vba.PTEBufferSizeNotExceededY[i][j][k], 4602 &mode_lib->vba.dpte_row_height[k], 4603 &mode_lib->vba.meta_row_height[k]); 4604 mode_lib->vba.PrefetchLinesY[0][0][k] = CalculatePrefetchSourceLines( 4605 mode_lib, 4606 mode_lib->vba.VRatio[k], 4607 mode_lib->vba.vtaps[k], 4608 mode_lib->vba.Interlace[k], 4609 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 4610 mode_lib->vba.SwathHeightYPerState[i][j][k], 4611 mode_lib->vba.ViewportYStartY[k], 4612 &mode_lib->vba.PrefillY[k], 4613 &mode_lib->vba.MaxNumSwY[k]); 4614 if ((mode_lib->vba.SourcePixelFormat[k] != dm_444_64 4615 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 4616 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 4617 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 4618 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8)) { 4619 mode_lib->vba.PDEAndMetaPTEBytesPerFrameC = CalculateVMAndRowBytes( 4620 mode_lib, 4621 mode_lib->vba.DCCEnable[k], 4622 mode_lib->vba.Read256BlockHeightY[k], 4623 mode_lib->vba.Read256BlockWidthY[k], 4624 mode_lib->vba.SourcePixelFormat[k], 4625 mode_lib->vba.SurfaceTiling[k], 4626 dml_ceil(mode_lib->vba.BytePerPixelInDETC[k], 2.0), 4627 mode_lib->vba.SourceScan[k], 4628 mode_lib->vba.ViewportWidth[k] / 2.0, 4629 mode_lib->vba.ViewportHeight[k] / 2.0, 4630 mode_lib->vba.SwathWidthYPerState[i][j][k] / 2.0, 4631 mode_lib->vba.GPUVMEnable, 4632 mode_lib->vba.VMMPageSize, 4633 mode_lib->vba.PTEBufferSizeInRequestsLuma, 4634 mode_lib->vba.PDEProcessingBufIn64KBReqs, 4635 mode_lib->vba.PitchC[k], 4636 0.0, 4637 &mode_lib->vba.MacroTileWidthC[k], 4638 &mode_lib->vba.MetaRowBytesC, 4639 &mode_lib->vba.DPTEBytesPerRowC, 4640 &mode_lib->vba.PTEBufferSizeNotExceededC[i][j][k], 4641 &mode_lib->vba.dpte_row_height_chroma[k], 4642 &mode_lib->vba.meta_row_height_chroma[k]); 4643 mode_lib->vba.PrefetchLinesC[0][0][k] = CalculatePrefetchSourceLines( 4644 mode_lib, 4645 mode_lib->vba.VRatio[k] / 2.0, 4646 mode_lib->vba.VTAPsChroma[k], 4647 mode_lib->vba.Interlace[k], 4648 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 4649 mode_lib->vba.SwathHeightCPerState[i][j][k], 4650 mode_lib->vba.ViewportYStartC[k], 4651 &mode_lib->vba.PrefillC[k], 4652 &mode_lib->vba.MaxNumSwC[k]); 4653 } else { 4654 mode_lib->vba.PDEAndMetaPTEBytesPerFrameC = 0.0; 4655 mode_lib->vba.MetaRowBytesC = 0.0; 4656 mode_lib->vba.DPTEBytesPerRowC = 0.0; 4657 locals->PrefetchLinesC[0][0][k] = 0.0; 4658 locals->PTEBufferSizeNotExceededC[i][j][k] = true; 4659 locals->PTEBufferSizeInRequestsForLuma = mode_lib->vba.PTEBufferSizeInRequestsLuma + mode_lib->vba.PTEBufferSizeInRequestsChroma; 4660 } 4661 locals->PDEAndMetaPTEBytesPerFrame[0][0][k] = 4662 mode_lib->vba.PDEAndMetaPTEBytesPerFrameY + mode_lib->vba.PDEAndMetaPTEBytesPerFrameC; 4663 locals->MetaRowBytes[0][0][k] = mode_lib->vba.MetaRowBytesY + mode_lib->vba.MetaRowBytesC; 4664 locals->DPTEBytesPerRow[0][0][k] = mode_lib->vba.DPTEBytesPerRowY + mode_lib->vba.DPTEBytesPerRowC; 4665 4666 CalculateActiveRowBandwidth( 4667 mode_lib->vba.GPUVMEnable, 4668 mode_lib->vba.SourcePixelFormat[k], 4669 mode_lib->vba.VRatio[k], 4670 mode_lib->vba.DCCEnable[k], 4671 mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], 4672 mode_lib->vba.MetaRowBytesY, 4673 mode_lib->vba.MetaRowBytesC, 4674 mode_lib->vba.meta_row_height[k], 4675 mode_lib->vba.meta_row_height_chroma[k], 4676 mode_lib->vba.DPTEBytesPerRowY, 4677 mode_lib->vba.DPTEBytesPerRowC, 4678 mode_lib->vba.dpte_row_height[k], 4679 mode_lib->vba.dpte_row_height_chroma[k], 4680 &mode_lib->vba.meta_row_bw[k], 4681 &mode_lib->vba.dpte_row_bw[k], 4682 &mode_lib->vba.qual_row_bw[k]); 4683 } 4684 mode_lib->vba.ExtraLatency = 4685 mode_lib->vba.UrgentRoundTripAndOutOfOrderLatencyPerState[i] 4686 + (mode_lib->vba.TotalNumberOfActiveDPP[i][j] 4687 * mode_lib->vba.PixelChunkSizeInKByte 4688 + mode_lib->vba.TotalNumberOfDCCActiveDPP[i][j] 4689 * mode_lib->vba.MetaChunkSize) 4690 * 1024.0 4691 / mode_lib->vba.ReturnBWPerState[i][0]; 4692 if (mode_lib->vba.GPUVMEnable == true) { 4693 mode_lib->vba.ExtraLatency = mode_lib->vba.ExtraLatency 4694 + mode_lib->vba.TotalNumberOfActiveDPP[i][j] 4695 * mode_lib->vba.PTEGroupSize 4696 / mode_lib->vba.ReturnBWPerState[i][0]; 4697 } 4698 mode_lib->vba.TimeCalc = 24.0 / mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0]; 4699 4700 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4701 if (mode_lib->vba.BlendingAndTiming[k] == k) { 4702 if (mode_lib->vba.WritebackEnable[k] == true) { 4703 locals->WritebackDelay[i][k] = mode_lib->vba.WritebackLatency 4704 + CalculateWriteBackDelay( 4705 mode_lib->vba.WritebackPixelFormat[k], 4706 mode_lib->vba.WritebackHRatio[k], 4707 mode_lib->vba.WritebackVRatio[k], 4708 mode_lib->vba.WritebackLumaHTaps[k], 4709 mode_lib->vba.WritebackLumaVTaps[k], 4710 mode_lib->vba.WritebackChromaHTaps[k], 4711 mode_lib->vba.WritebackChromaVTaps[k], 4712 mode_lib->vba.WritebackDestinationWidth[k]) / locals->RequiredDISPCLK[i][j]; 4713 } else { 4714 locals->WritebackDelay[i][k] = 0.0; 4715 } 4716 for (m = 0; m <= mode_lib->vba.NumberOfActivePlanes - 1; m++) { 4717 if (mode_lib->vba.BlendingAndTiming[m] == k 4718 && mode_lib->vba.WritebackEnable[m] 4719 == true) { 4720 locals->WritebackDelay[i][k] = dml_max(locals->WritebackDelay[i][k], 4721 mode_lib->vba.WritebackLatency + CalculateWriteBackDelay( 4722 mode_lib->vba.WritebackPixelFormat[m], 4723 mode_lib->vba.WritebackHRatio[m], 4724 mode_lib->vba.WritebackVRatio[m], 4725 mode_lib->vba.WritebackLumaHTaps[m], 4726 mode_lib->vba.WritebackLumaVTaps[m], 4727 mode_lib->vba.WritebackChromaHTaps[m], 4728 mode_lib->vba.WritebackChromaVTaps[m], 4729 mode_lib->vba.WritebackDestinationWidth[m]) / locals->RequiredDISPCLK[i][j]); 4730 } 4731 } 4732 } 4733 } 4734 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4735 for (m = 0; m <= mode_lib->vba.NumberOfActivePlanes - 1; m++) { 4736 if (mode_lib->vba.BlendingAndTiming[k] == m) { 4737 locals->WritebackDelay[i][k] = locals->WritebackDelay[i][m]; 4738 } 4739 } 4740 } 4741 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4742 for (m = 0; m < locals->NumberOfCursors[k]; m++) 4743 locals->cursor_bw[k] = locals->NumberOfCursors[k] * locals->CursorWidth[k][m] * locals->CursorBPP[k][m] 4744 / 8 / (locals->HTotal[k] / locals->PixelClock[k]) * locals->VRatio[k]; 4745 } 4746 4747 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4748 locals->MaximumVStartup[0][0][k] = mode_lib->vba.VTotal[k] - mode_lib->vba.VActive[k] 4749 - dml_max(1.0, dml_ceil(locals->WritebackDelay[i][k] / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]), 1.0)); 4750 } 4751 4752 mode_lib->vba.NextPrefetchMode = mode_lib->vba.MinPrefetchMode; 4753 do { 4754 mode_lib->vba.PrefetchMode[i][j] = mode_lib->vba.NextPrefetchMode; 4755 mode_lib->vba.NextPrefetchMode = mode_lib->vba.NextPrefetchMode + 1; 4756 4757 mode_lib->vba.TWait = CalculateTWait( 4758 mode_lib->vba.PrefetchMode[i][j], 4759 mode_lib->vba.DRAMClockChangeLatency, 4760 mode_lib->vba.UrgentLatency, 4761 mode_lib->vba.SREnterPlusExitTime); 4762 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4763 4764 if (mode_lib->vba.XFCEnabled[k] == true) { 4765 mode_lib->vba.XFCRemoteSurfaceFlipDelay = 4766 CalculateRemoteSurfaceFlipDelay( 4767 mode_lib, 4768 mode_lib->vba.VRatio[k], 4769 locals->SwathWidthYPerState[i][j][k], 4770 dml_ceil(locals->BytePerPixelInDETY[k], 1.0), 4771 mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], 4772 mode_lib->vba.XFCTSlvVupdateOffset, 4773 mode_lib->vba.XFCTSlvVupdateWidth, 4774 mode_lib->vba.XFCTSlvVreadyOffset, 4775 mode_lib->vba.XFCXBUFLatencyTolerance, 4776 mode_lib->vba.XFCFillBWOverhead, 4777 mode_lib->vba.XFCSlvChunkSize, 4778 mode_lib->vba.XFCBusTransportTime, 4779 mode_lib->vba.TimeCalc, 4780 mode_lib->vba.TWait, 4781 &mode_lib->vba.SrcActiveDrainRate, 4782 &mode_lib->vba.TInitXFill, 4783 &mode_lib->vba.TslvChk); 4784 } else { 4785 mode_lib->vba.XFCRemoteSurfaceFlipDelay = 0.0; 4786 } 4787 4788 CalculateDelayAfterScaler(mode_lib, mode_lib->vba.ReturnBWPerState[i][0], mode_lib->vba.ReadBandwidthLuma[k], mode_lib->vba.ReadBandwidthChroma[k], mode_lib->vba.MaxTotalVActiveRDBandwidth, 4789 mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k], mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k], 4790 mode_lib->vba.RequiredDPPCLK[i][j][k], mode_lib->vba.RequiredDISPCLK[i][j], mode_lib->vba.PixelClock[k], mode_lib->vba.DSCDelayPerState[i][k], mode_lib->vba.NoOfDPP[i][j][k], mode_lib->vba.ScalerEnabled[k], mode_lib->vba.NumberOfCursors[k], 4791 mode_lib->vba.DPPCLKDelaySubtotal, mode_lib->vba.DPPCLKDelaySCL, mode_lib->vba.DPPCLKDelaySCLLBOnly, mode_lib->vba.DPPCLKDelayCNVCFormater, mode_lib->vba.DPPCLKDelayCNVCCursor, mode_lib->vba.DISPCLKDelaySubtotal, 4792 mode_lib->vba.SwathWidthYPerState[i][j][k] / mode_lib->vba.HRatio[k], mode_lib->vba.OutputFormat[k], mode_lib->vba.HTotal[k], 4793 mode_lib->vba.SwathWidthYSingleDPP[k], mode_lib->vba.BytePerPixelInDETY[k], mode_lib->vba.BytePerPixelInDETC[k], mode_lib->vba.SwathHeightYThisState[k], mode_lib->vba.SwathHeightCThisState[k], mode_lib->vba.Interlace[k], mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 4794 &mode_lib->vba.DSTXAfterScaler[k], &mode_lib->vba.DSTYAfterScaler[k]); 4795 4796 mode_lib->vba.IsErrorResult[i][j][k] = 4797 CalculatePrefetchSchedule( 4798 mode_lib, 4799 mode_lib->vba.RequiredDPPCLK[i][j][k], 4800 mode_lib->vba.RequiredDISPCLK[i][j], 4801 mode_lib->vba.PixelClock[k], 4802 mode_lib->vba.ProjectedDCFCLKDeepSleep[0][0], 4803 mode_lib->vba.NoOfDPP[i][j][k], 4804 mode_lib->vba.NumberOfCursors[k], 4805 mode_lib->vba.VTotal[k] 4806 - mode_lib->vba.VActive[k], 4807 mode_lib->vba.HTotal[k], 4808 mode_lib->vba.MaxInterDCNTileRepeaters, 4809 mode_lib->vba.MaximumVStartup[0][0][k], 4810 mode_lib->vba.GPUVMMaxPageTableLevels, 4811 mode_lib->vba.GPUVMEnable, 4812 mode_lib->vba.DynamicMetadataEnable[k], 4813 mode_lib->vba.DynamicMetadataLinesBeforeActiveRequired[k], 4814 mode_lib->vba.DynamicMetadataTransmittedBytes[k], 4815 mode_lib->vba.DCCEnable[k], 4816 mode_lib->vba.UrgentLatencyPixelDataOnly, 4817 mode_lib->vba.ExtraLatency, 4818 mode_lib->vba.TimeCalc, 4819 mode_lib->vba.PDEAndMetaPTEBytesPerFrame[0][0][k], 4820 mode_lib->vba.MetaRowBytes[0][0][k], 4821 mode_lib->vba.DPTEBytesPerRow[0][0][k], 4822 mode_lib->vba.PrefetchLinesY[0][0][k], 4823 mode_lib->vba.SwathWidthYPerState[i][j][k], 4824 mode_lib->vba.BytePerPixelInDETY[k], 4825 mode_lib->vba.PrefillY[k], 4826 mode_lib->vba.MaxNumSwY[k], 4827 mode_lib->vba.PrefetchLinesC[0][0][k], 4828 mode_lib->vba.BytePerPixelInDETC[k], 4829 mode_lib->vba.PrefillC[k], 4830 mode_lib->vba.MaxNumSwC[k], 4831 mode_lib->vba.SwathHeightYPerState[i][j][k], 4832 mode_lib->vba.SwathHeightCPerState[i][j][k], 4833 mode_lib->vba.TWait, 4834 mode_lib->vba.XFCEnabled[k], 4835 mode_lib->vba.XFCRemoteSurfaceFlipDelay, 4836 mode_lib->vba.Interlace[k], 4837 mode_lib->vba.ProgressiveToInterlaceUnitInOPP, 4838 mode_lib->vba.DSTXAfterScaler[k], 4839 mode_lib->vba.DSTYAfterScaler[k], 4840 &mode_lib->vba.LineTimesForPrefetch[k], 4841 &mode_lib->vba.PrefetchBW[k], 4842 &mode_lib->vba.LinesForMetaPTE[k], 4843 &mode_lib->vba.LinesForMetaAndDPTERow[k], 4844 &mode_lib->vba.VRatioPreY[i][j][k], 4845 &mode_lib->vba.VRatioPreC[i][j][k], 4846 &mode_lib->vba.RequiredPrefetchPixelDataBWLuma[i][j][k], 4847 &mode_lib->vba.Tno_bw[k], 4848 &mode_lib->vba.VUpdateOffsetPix[k], 4849 &mode_lib->vba.VUpdateWidthPix[k], 4850 &mode_lib->vba.VReadyOffsetPix[k]); 4851 } 4852 mode_lib->vba.MaximumReadBandwidthWithoutPrefetch = 0.0; 4853 mode_lib->vba.MaximumReadBandwidthWithPrefetch = 0.0; 4854 locals->prefetch_vm_bw_valid = true; 4855 locals->prefetch_row_bw_valid = true; 4856 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4857 if (locals->PDEAndMetaPTEBytesPerFrame[0][0][k] == 0) 4858 locals->prefetch_vm_bw[k] = 0; 4859 else if (locals->LinesForMetaPTE[k] > 0) 4860 locals->prefetch_vm_bw[k] = locals->PDEAndMetaPTEBytesPerFrame[0][0][k] 4861 / (locals->LinesForMetaPTE[k] * locals->HTotal[k] / locals->PixelClock[k]); 4862 else { 4863 locals->prefetch_vm_bw[k] = 0; 4864 locals->prefetch_vm_bw_valid = false; 4865 } 4866 if (locals->MetaRowBytes[0][0][k] + locals->DPTEBytesPerRow[0][0][k] == 0) 4867 locals->prefetch_row_bw[k] = 0; 4868 else if (locals->LinesForMetaAndDPTERow[k] > 0) 4869 locals->prefetch_row_bw[k] = (locals->MetaRowBytes[0][0][k] + locals->DPTEBytesPerRow[0][0][k]) 4870 / (locals->LinesForMetaAndDPTERow[k] * locals->HTotal[k] / locals->PixelClock[k]); 4871 else { 4872 locals->prefetch_row_bw[k] = 0; 4873 locals->prefetch_row_bw_valid = false; 4874 } 4875 4876 mode_lib->vba.MaximumReadBandwidthWithoutPrefetch = mode_lib->vba.MaximumReadBandwidthWithPrefetch 4877 + 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]; 4878 mode_lib->vba.MaximumReadBandwidthWithPrefetch = 4879 mode_lib->vba.MaximumReadBandwidthWithPrefetch 4880 + mode_lib->vba.cursor_bw[k] 4881 + dml_max3( 4882 mode_lib->vba.prefetch_vm_bw[k], 4883 mode_lib->vba.prefetch_row_bw[k], 4884 dml_max(mode_lib->vba.ReadBandwidth[k], 4885 mode_lib->vba.RequiredPrefetchPixelDataBWLuma[i][j][k]) 4886 + mode_lib->vba.meta_row_bw[k] + mode_lib->vba.dpte_row_bw[k]); 4887 } 4888 locals->BandwidthWithoutPrefetchSupported[i][0] = true; 4889 if (mode_lib->vba.MaximumReadBandwidthWithoutPrefetch > locals->ReturnBWPerState[i][0]) { 4890 locals->BandwidthWithoutPrefetchSupported[i][0] = false; 4891 } 4892 4893 locals->PrefetchSupported[i][j] = true; 4894 if (mode_lib->vba.MaximumReadBandwidthWithPrefetch > locals->ReturnBWPerState[i][0]) { 4895 locals->PrefetchSupported[i][j] = false; 4896 } 4897 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4898 if (locals->LineTimesForPrefetch[k] < 2.0 4899 || locals->LinesForMetaPTE[k] >= 8.0 4900 || locals->LinesForMetaAndDPTERow[k] >= 16.0 4901 || mode_lib->vba.IsErrorResult[i][j][k] == true) { 4902 locals->PrefetchSupported[i][j] = false; 4903 } 4904 } 4905 locals->VRatioInPrefetchSupported[i][j] = true; 4906 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4907 if (locals->VRatioPreY[i][j][k] > 4.0 4908 || locals->VRatioPreC[i][j][k] > 4.0 4909 || mode_lib->vba.IsErrorResult[i][j][k] == true) { 4910 locals->VRatioInPrefetchSupported[i][j] = false; 4911 } 4912 } 4913 } while ((locals->PrefetchSupported[i][j] != true || locals->VRatioInPrefetchSupported[i][j] != true) 4914 && mode_lib->vba.NextPrefetchMode < mode_lib->vba.MaxPrefetchMode); 4915 4916 if (mode_lib->vba.PrefetchSupported[i][j] == true 4917 && mode_lib->vba.VRatioInPrefetchSupported[i][j] == true) { 4918 mode_lib->vba.BandwidthAvailableForImmediateFlip = 4919 mode_lib->vba.ReturnBWPerState[i][0]; 4920 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4921 mode_lib->vba.BandwidthAvailableForImmediateFlip = 4922 mode_lib->vba.BandwidthAvailableForImmediateFlip 4923 - mode_lib->vba.cursor_bw[k] 4924 - dml_max( 4925 mode_lib->vba.ReadBandwidth[k] + mode_lib->vba.qual_row_bw[k], 4926 mode_lib->vba.PrefetchBW[k]); 4927 } 4928 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4929 mode_lib->vba.ImmediateFlipBytes[k] = 0.0; 4930 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 4931 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 4932 mode_lib->vba.ImmediateFlipBytes[k] = 4933 mode_lib->vba.PDEAndMetaPTEBytesPerFrame[0][0][k] 4934 + mode_lib->vba.MetaRowBytes[0][0][k] 4935 + mode_lib->vba.DPTEBytesPerRow[0][0][k]; 4936 } 4937 } 4938 mode_lib->vba.TotImmediateFlipBytes = 0.0; 4939 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4940 if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 4941 && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { 4942 mode_lib->vba.TotImmediateFlipBytes = 4943 mode_lib->vba.TotImmediateFlipBytes 4944 + mode_lib->vba.ImmediateFlipBytes[k]; 4945 } 4946 } 4947 4948 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4949 CalculateFlipSchedule( 4950 mode_lib, 4951 mode_lib->vba.ExtraLatency, 4952 mode_lib->vba.UrgentLatencyPixelDataOnly, 4953 mode_lib->vba.GPUVMMaxPageTableLevels, 4954 mode_lib->vba.GPUVMEnable, 4955 mode_lib->vba.BandwidthAvailableForImmediateFlip, 4956 mode_lib->vba.TotImmediateFlipBytes, 4957 mode_lib->vba.SourcePixelFormat[k], 4958 mode_lib->vba.ImmediateFlipBytes[k], 4959 mode_lib->vba.HTotal[k] 4960 / mode_lib->vba.PixelClock[k], 4961 mode_lib->vba.VRatio[k], 4962 mode_lib->vba.Tno_bw[k], 4963 mode_lib->vba.PDEAndMetaPTEBytesPerFrame[0][0][k], 4964 mode_lib->vba.MetaRowBytes[0][0][k], 4965 mode_lib->vba.DPTEBytesPerRow[0][0][k], 4966 mode_lib->vba.DCCEnable[k], 4967 mode_lib->vba.dpte_row_height[k], 4968 mode_lib->vba.meta_row_height[k], 4969 mode_lib->vba.qual_row_bw[k], 4970 &mode_lib->vba.DestinationLinesToRequestVMInImmediateFlip[k], 4971 &mode_lib->vba.DestinationLinesToRequestRowInImmediateFlip[k], 4972 &mode_lib->vba.final_flip_bw[k], 4973 &mode_lib->vba.ImmediateFlipSupportedForPipe[k]); 4974 } 4975 mode_lib->vba.total_dcn_read_bw_with_flip = 0.0; 4976 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4977 mode_lib->vba.total_dcn_read_bw_with_flip = 4978 mode_lib->vba.total_dcn_read_bw_with_flip 4979 + mode_lib->vba.cursor_bw[k] 4980 + dml_max3( 4981 mode_lib->vba.prefetch_vm_bw[k], 4982 mode_lib->vba.prefetch_row_bw[k], 4983 mode_lib->vba.final_flip_bw[k] 4984 + dml_max( 4985 mode_lib->vba.ReadBandwidth[k], 4986 mode_lib->vba.RequiredPrefetchPixelDataBWLuma[i][j][k])); 4987 } 4988 mode_lib->vba.ImmediateFlipSupportedForState[i][j] = true; 4989 if (mode_lib->vba.total_dcn_read_bw_with_flip 4990 > mode_lib->vba.ReturnBWPerState[i][0]) { 4991 mode_lib->vba.ImmediateFlipSupportedForState[i][j] = false; 4992 } 4993 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 4994 if (mode_lib->vba.ImmediateFlipSupportedForPipe[k] == false) { 4995 mode_lib->vba.ImmediateFlipSupportedForState[i][j] = false; 4996 } 4997 } 4998 } else { 4999 mode_lib->vba.ImmediateFlipSupportedForState[i][j] = false; 5000 } 5001 } 5002 } 5003 5004 /*Vertical Active BW support*/ 5005 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 5006 mode_lib->vba.MaxTotalVerticalActiveAvailableBandwidth[i][0] = dml_min(mode_lib->vba.ReturnBusWidth * 5007 mode_lib->vba.DCFCLKPerState[i], mode_lib->vba.FabricAndDRAMBandwidthPerState[i] * 1000) * 5008 mode_lib->vba.MaxAveragePercentOfIdealDRAMBWDisplayCanUseInNormalSystemOperation / 100; 5009 if (mode_lib->vba.MaxTotalVActiveRDBandwidth <= mode_lib->vba.MaxTotalVerticalActiveAvailableBandwidth[i][0]) 5010 mode_lib->vba.TotalVerticalActiveBandwidthSupport[i][0] = true; 5011 else 5012 mode_lib->vba.TotalVerticalActiveBandwidthSupport[i][0] = false; 5013 } 5014 5015 /*PTE Buffer Size Check*/ 5016 5017 for (i = 0; i <= mode_lib->vba.soc.num_states; i++) { 5018 for (j = 0; j < 2; j++) { 5019 locals->PTEBufferSizeNotExceeded[i][j] = true; 5020 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 5021 if (locals->PTEBufferSizeNotExceededY[i][j][k] == false 5022 || locals->PTEBufferSizeNotExceededC[i][j][k] == false) { 5023 locals->PTEBufferSizeNotExceeded[i][j] = false; 5024 } 5025 } 5026 } 5027 } 5028 /*Cursor Support Check*/ 5029 mode_lib->vba.CursorSupport = true; 5030 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 5031 for (j = 0; j < 2; j++) { 5032 if (mode_lib->vba.CursorWidth[k][j] > 0.0) { 5033 if (dml_floor( 5034 dml_floor( 5035 mode_lib->vba.CursorBufferSize 5036 - mode_lib->vba.CursorChunkSize, 5037 mode_lib->vba.CursorChunkSize) * 1024.0 5038 / (mode_lib->vba.CursorWidth[k][j] 5039 * mode_lib->vba.CursorBPP[k][j] 5040 / 8.0), 5041 1.0) 5042 * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) 5043 / mode_lib->vba.VRatio[k] < mode_lib->vba.UrgentLatencyPixelDataOnly 5044 || (mode_lib->vba.CursorBPP[k][j] == 64.0 5045 && mode_lib->vba.Cursor64BppSupport == false)) { 5046 mode_lib->vba.CursorSupport = false; 5047 } 5048 } 5049 } 5050 } 5051 /*Valid Pitch Check*/ 5052 5053 mode_lib->vba.PitchSupport = true; 5054 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 5055 locals->AlignedYPitch[k] = dml_ceil( 5056 dml_max(mode_lib->vba.PitchY[k], mode_lib->vba.ViewportWidth[k]), 5057 locals->MacroTileWidthY[k]); 5058 if (locals->AlignedYPitch[k] > mode_lib->vba.PitchY[k]) { 5059 mode_lib->vba.PitchSupport = false; 5060 } 5061 if (mode_lib->vba.DCCEnable[k] == true) { 5062 locals->AlignedDCCMetaPitch[k] = dml_ceil( 5063 dml_max( 5064 mode_lib->vba.DCCMetaPitchY[k], 5065 mode_lib->vba.ViewportWidth[k]), 5066 64.0 * locals->Read256BlockWidthY[k]); 5067 } else { 5068 locals->AlignedDCCMetaPitch[k] = mode_lib->vba.DCCMetaPitchY[k]; 5069 } 5070 if (locals->AlignedDCCMetaPitch[k] > mode_lib->vba.DCCMetaPitchY[k]) { 5071 mode_lib->vba.PitchSupport = false; 5072 } 5073 if (mode_lib->vba.SourcePixelFormat[k] != dm_444_64 5074 && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 5075 && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 5076 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 5077 && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8) { 5078 locals->AlignedCPitch[k] = dml_ceil( 5079 dml_max( 5080 mode_lib->vba.PitchC[k], 5081 mode_lib->vba.ViewportWidth[k] / 2.0), 5082 locals->MacroTileWidthC[k]); 5083 } else { 5084 locals->AlignedCPitch[k] = mode_lib->vba.PitchC[k]; 5085 } 5086 if (locals->AlignedCPitch[k] > mode_lib->vba.PitchC[k]) { 5087 mode_lib->vba.PitchSupport = false; 5088 } 5089 } 5090 /*Mode Support, Voltage State and SOC Configuration*/ 5091 5092 for (i = mode_lib->vba.soc.num_states; i >= 0; i--) { 5093 for (j = 0; j < 2; j++) { 5094 enum dm_validation_status status = DML_VALIDATION_OK; 5095 5096 if (mode_lib->vba.ScaleRatioAndTapsSupport != true) { 5097 status = DML_FAIL_SCALE_RATIO_TAP; 5098 } else if (mode_lib->vba.SourceFormatPixelAndScanSupport != true) { 5099 status = DML_FAIL_SOURCE_PIXEL_FORMAT; 5100 } else if (locals->ViewportSizeSupport[i][0] != true) { 5101 status = DML_FAIL_VIEWPORT_SIZE; 5102 } else if (locals->DIOSupport[i] != true) { 5103 status = DML_FAIL_DIO_SUPPORT; 5104 } else if (locals->NotEnoughDSCUnits[i] != false) { 5105 status = DML_FAIL_NOT_ENOUGH_DSC; 5106 } else if (locals->DSCCLKRequiredMoreThanSupported[i] != false) { 5107 status = DML_FAIL_DSC_CLK_REQUIRED; 5108 } else if (locals->UrgentLatencySupport[i][j] != true) { 5109 status = DML_FAIL_URGENT_LATENCY; 5110 } else if (locals->ROBSupport[i][0] != true) { 5111 status = DML_FAIL_REORDERING_BUFFER; 5112 } else if (locals->DISPCLK_DPPCLK_Support[i][j] != true) { 5113 status = DML_FAIL_DISPCLK_DPPCLK; 5114 } else if (locals->TotalAvailablePipesSupport[i][j] != true) { 5115 status = DML_FAIL_TOTAL_AVAILABLE_PIPES; 5116 } else if (mode_lib->vba.NumberOfOTGSupport != true) { 5117 status = DML_FAIL_NUM_OTG; 5118 } else if (mode_lib->vba.WritebackModeSupport != true) { 5119 status = DML_FAIL_WRITEBACK_MODE; 5120 } else if (mode_lib->vba.WritebackLatencySupport != true) { 5121 status = DML_FAIL_WRITEBACK_LATENCY; 5122 } else if (mode_lib->vba.WritebackScaleRatioAndTapsSupport != true) { 5123 status = DML_FAIL_WRITEBACK_SCALE_RATIO_TAP; 5124 } else if (mode_lib->vba.CursorSupport != true) { 5125 status = DML_FAIL_CURSOR_SUPPORT; 5126 } else if (mode_lib->vba.PitchSupport != true) { 5127 status = DML_FAIL_PITCH_SUPPORT; 5128 } else if (locals->PrefetchSupported[i][j] != true) { 5129 status = DML_FAIL_PREFETCH_SUPPORT; 5130 } else if (locals->TotalVerticalActiveBandwidthSupport[i][0] != true) { 5131 status = DML_FAIL_TOTAL_V_ACTIVE_BW; 5132 } else if (locals->VRatioInPrefetchSupported[i][j] != true) { 5133 status = DML_FAIL_V_RATIO_PREFETCH; 5134 } else if (locals->PTEBufferSizeNotExceeded[i][j] != true) { 5135 status = DML_FAIL_PTE_BUFFER_SIZE; 5136 } else if (mode_lib->vba.NonsupportedDSCInputBPC != false) { 5137 status = DML_FAIL_DSC_INPUT_BPC; 5138 } 5139 5140 if (status == DML_VALIDATION_OK) { 5141 locals->ModeSupport[i][j] = true; 5142 } else { 5143 locals->ModeSupport[i][j] = false; 5144 } 5145 locals->ValidationStatus[i] = status; 5146 } 5147 } 5148 { 5149 unsigned int MaximumMPCCombine = 0; 5150 mode_lib->vba.VoltageLevel = mode_lib->vba.soc.num_states + 1; 5151 for (i = mode_lib->vba.VoltageOverrideLevel; i <= mode_lib->vba.soc.num_states; i++) { 5152 if (locals->ModeSupport[i][0] == true || locals->ModeSupport[i][1] == true) { 5153 mode_lib->vba.VoltageLevel = i; 5154 if (locals->ModeSupport[i][1] == true && (locals->ModeSupport[i][0] == false 5155 || mode_lib->vba.WhenToDoMPCCombine == dm_mpc_always_when_possible)) { 5156 MaximumMPCCombine = 1; 5157 } else { 5158 MaximumMPCCombine = 0; 5159 } 5160 break; 5161 } 5162 } 5163 mode_lib->vba.ImmediateFlipSupport = 5164 locals->ImmediateFlipSupportedForState[mode_lib->vba.VoltageLevel][MaximumMPCCombine]; 5165 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 5166 mode_lib->vba.DPPPerPlane[k] = locals->NoOfDPP[mode_lib->vba.VoltageLevel][MaximumMPCCombine][k]; 5167 locals->DPPCLK[k] = locals->RequiredDPPCLK[mode_lib->vba.VoltageLevel][MaximumMPCCombine][k]; 5168 } 5169 mode_lib->vba.DISPCLK = locals->RequiredDISPCLK[mode_lib->vba.VoltageLevel][MaximumMPCCombine]; 5170 mode_lib->vba.maxMpcComb = MaximumMPCCombine; 5171 } 5172 mode_lib->vba.DCFCLK = mode_lib->vba.DCFCLKPerState[mode_lib->vba.VoltageLevel]; 5173 mode_lib->vba.DRAMSpeed = mode_lib->vba.DRAMSpeedPerState[mode_lib->vba.VoltageLevel]; 5174 mode_lib->vba.FabricClock = mode_lib->vba.FabricClockPerState[mode_lib->vba.VoltageLevel]; 5175 mode_lib->vba.SOCCLK = mode_lib->vba.SOCCLKPerState[mode_lib->vba.VoltageLevel]; 5176 mode_lib->vba.ReturnBW = locals->ReturnBWPerState[mode_lib->vba.VoltageLevel][0]; 5177 mode_lib->vba.FabricAndDRAMBandwidth = locals->FabricAndDRAMBandwidthPerState[mode_lib->vba.VoltageLevel]; 5178 for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { 5179 if (mode_lib->vba.BlendingAndTiming[k] == k) { 5180 mode_lib->vba.ODMCombineEnabled[k] = 5181 locals->ODMCombineEnablePerState[mode_lib->vba.VoltageLevel][k]; 5182 } else { 5183 mode_lib->vba.ODMCombineEnabled[k] = 0; 5184 } 5185 mode_lib->vba.DSCEnabled[k] = 5186 locals->RequiresDSC[mode_lib->vba.VoltageLevel][k]; 5187 mode_lib->vba.OutputBpp[k] = 5188 locals->OutputBppPerState[mode_lib->vba.VoltageLevel][k]; 5189 } 5190 } 5191