/* * Copyright 2018 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: AMD * */ #include "../display_mode_lib.h" #include "display_mode_vba_20.h" #include "../dml_inline_defs.h" /* * NOTE: * This file is gcc-parseable HW gospel, coming straight from HW engineers. * * It doesn't adhere to Linux kernel style and sometimes will do things in odd * ways. Unless there is something clearly wrong with it the code should * remain as-is as it provides us with a guarantee from HW that it is correct. */ #define BPP_INVALID … #define BPP_BLENDED_PIPE … #define DCN20_MAX_420_IMAGE_WIDTH … static double adjust_ReturnBW( struct display_mode_lib *mode_lib, double ReturnBW, bool DCCEnabledAnyPlane, double ReturnBandwidthToDCN); static unsigned int dscceComputeDelay( unsigned int bpc, double bpp, unsigned int sliceWidth, unsigned int numSlices, enum output_format_class pixelFormat); static unsigned int dscComputeDelay(enum output_format_class pixelFormat); // Super monster function with some 45 argument static bool CalculatePrefetchSchedule( struct display_mode_lib *mode_lib, double DPPCLK, double DISPCLK, double PixelClock, double DCFCLKDeepSleep, unsigned int DSCDelay, unsigned int DPPPerPlane, bool ScalerEnabled, unsigned int NumberOfCursors, double DPPCLKDelaySubtotal, double DPPCLKDelaySCL, double DPPCLKDelaySCLLBOnly, double DPPCLKDelayCNVCFormater, double DPPCLKDelayCNVCCursor, double DISPCLKDelaySubtotal, unsigned int ScalerRecoutWidth, enum output_format_class OutputFormat, unsigned int VBlank, unsigned int HTotal, unsigned int MaxInterDCNTileRepeaters, unsigned int VStartup, unsigned int PageTableLevels, bool GPUVMEnable, bool DynamicMetadataEnable, unsigned int DynamicMetadataLinesBeforeActiveRequired, unsigned int DynamicMetadataTransmittedBytes, bool DCCEnable, double UrgentLatencyPixelDataOnly, double UrgentExtraLatency, double TCalc, unsigned int PDEAndMetaPTEBytesFrame, unsigned int MetaRowByte, unsigned int PixelPTEBytesPerRow, double PrefetchSourceLinesY, unsigned int SwathWidthY, double BytePerPixelDETY, double VInitPreFillY, unsigned int MaxNumSwathY, double PrefetchSourceLinesC, double BytePerPixelDETC, double VInitPreFillC, unsigned int MaxNumSwathC, unsigned int SwathHeightY, unsigned int SwathHeightC, double TWait, bool XFCEnabled, double XFCRemoteSurfaceFlipDelay, bool InterlaceEnable, bool ProgressiveToInterlaceUnitInOPP, double *DSTXAfterScaler, double *DSTYAfterScaler, double *DestinationLinesForPrefetch, double *PrefetchBandwidth, double *DestinationLinesToRequestVMInVBlank, double *DestinationLinesToRequestRowInVBlank, double *VRatioPrefetchY, double *VRatioPrefetchC, double *RequiredPrefetchPixDataBW, unsigned int *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, double *Tno_bw, unsigned int *VUpdateOffsetPix, double *VUpdateWidthPix, double *VReadyOffsetPix); static double RoundToDFSGranularityUp(double Clock, double VCOSpeed); static double RoundToDFSGranularityDown(double Clock, double VCOSpeed); static double CalculatePrefetchSourceLines( struct display_mode_lib *mode_lib, double VRatio, double vtaps, bool Interlace, bool ProgressiveToInterlaceUnitInOPP, unsigned int SwathHeight, unsigned int ViewportYStart, double *VInitPreFill, unsigned int *MaxNumSwath); static unsigned int CalculateVMAndRowBytes( struct display_mode_lib *mode_lib, bool DCCEnable, unsigned int BlockHeight256Bytes, unsigned int BlockWidth256Bytes, enum source_format_class SourcePixelFormat, unsigned int SurfaceTiling, unsigned int BytePerPixel, enum scan_direction_class ScanDirection, unsigned int ViewportWidth, unsigned int ViewportHeight, unsigned int SwathWidthY, bool GPUVMEnable, unsigned int VMMPageSize, unsigned int PTEBufferSizeInRequestsLuma, unsigned int PDEProcessingBufIn64KBReqs, unsigned int Pitch, unsigned int DCCMetaPitch, unsigned int *MacroTileWidth, unsigned int *MetaRowByte, unsigned int *PixelPTEBytesPerRow, bool *PTEBufferSizeNotExceeded, unsigned int *dpte_row_height, unsigned int *meta_row_height); static double CalculateTWait( unsigned int PrefetchMode, double DRAMClockChangeLatency, double UrgentLatencyPixelDataOnly, double SREnterPlusExitTime); static double CalculateRemoteSurfaceFlipDelay( struct display_mode_lib *mode_lib, double VRatio, double SwathWidth, double Bpp, double LineTime, double XFCTSlvVupdateOffset, double XFCTSlvVupdateWidth, double XFCTSlvVreadyOffset, double XFCXBUFLatencyTolerance, double XFCFillBWOverhead, double XFCSlvChunkSize, double XFCBusTransportTime, double TCalc, double TWait, double *SrcActiveDrainRate, double *TInitXFill, double *TslvChk); static void CalculateActiveRowBandwidth( bool GPUVMEnable, enum source_format_class SourcePixelFormat, double VRatio, bool DCCEnable, double LineTime, unsigned int MetaRowByteLuma, unsigned int MetaRowByteChroma, unsigned int meta_row_height_luma, unsigned int meta_row_height_chroma, unsigned int PixelPTEBytesPerRowLuma, unsigned int PixelPTEBytesPerRowChroma, unsigned int dpte_row_height_luma, unsigned int dpte_row_height_chroma, double *meta_row_bw, double *dpte_row_bw, double *qual_row_bw); static void CalculateFlipSchedule( struct display_mode_lib *mode_lib, double UrgentExtraLatency, double UrgentLatencyPixelDataOnly, unsigned int GPUVMMaxPageTableLevels, bool GPUVMEnable, double BandwidthAvailableForImmediateFlip, unsigned int TotImmediateFlipBytes, enum source_format_class SourcePixelFormat, unsigned int ImmediateFlipBytes, double LineTime, double VRatio, double Tno_bw, double PDEAndMetaPTEBytesFrame, unsigned int MetaRowByte, unsigned int PixelPTEBytesPerRow, bool DCCEnable, unsigned int dpte_row_height, unsigned int meta_row_height, double qual_row_bw, double *DestinationLinesToRequestVMInImmediateFlip, double *DestinationLinesToRequestRowInImmediateFlip, double *final_flip_bw, bool *ImmediateFlipSupportedForPipe); static double CalculateWriteBackDelay( enum source_format_class WritebackPixelFormat, double WritebackHRatio, double WritebackVRatio, unsigned int WritebackLumaHTaps, unsigned int WritebackLumaVTaps, unsigned int WritebackChromaHTaps, unsigned int WritebackChromaVTaps, unsigned int WritebackDestinationWidth); static void dml20_DisplayPipeConfiguration(struct display_mode_lib *mode_lib); static void dml20_DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation( struct display_mode_lib *mode_lib); void dml20_recalculate(struct display_mode_lib *mode_lib) { … } static double adjust_ReturnBW( struct display_mode_lib *mode_lib, double ReturnBW, bool DCCEnabledAnyPlane, double ReturnBandwidthToDCN) { … } static unsigned int dscceComputeDelay( unsigned int bpc, double bpp, unsigned int sliceWidth, unsigned int numSlices, enum output_format_class pixelFormat) { … } static unsigned int dscComputeDelay(enum output_format_class pixelFormat) { … } static bool CalculatePrefetchSchedule( struct display_mode_lib *mode_lib, double DPPCLK, double DISPCLK, double PixelClock, double DCFCLKDeepSleep, unsigned int DSCDelay, unsigned int DPPPerPlane, bool ScalerEnabled, unsigned int NumberOfCursors, double DPPCLKDelaySubtotal, double DPPCLKDelaySCL, double DPPCLKDelaySCLLBOnly, double DPPCLKDelayCNVCFormater, double DPPCLKDelayCNVCCursor, double DISPCLKDelaySubtotal, unsigned int ScalerRecoutWidth, enum output_format_class OutputFormat, unsigned int VBlank, unsigned int HTotal, unsigned int MaxInterDCNTileRepeaters, unsigned int VStartup, unsigned int PageTableLevels, bool GPUVMEnable, bool DynamicMetadataEnable, unsigned int DynamicMetadataLinesBeforeActiveRequired, unsigned int DynamicMetadataTransmittedBytes, bool DCCEnable, double UrgentLatencyPixelDataOnly, double UrgentExtraLatency, double TCalc, unsigned int PDEAndMetaPTEBytesFrame, unsigned int MetaRowByte, unsigned int PixelPTEBytesPerRow, double PrefetchSourceLinesY, unsigned int SwathWidthY, double BytePerPixelDETY, double VInitPreFillY, unsigned int MaxNumSwathY, double PrefetchSourceLinesC, double BytePerPixelDETC, double VInitPreFillC, unsigned int MaxNumSwathC, unsigned int SwathHeightY, unsigned int SwathHeightC, double TWait, bool XFCEnabled, double XFCRemoteSurfaceFlipDelay, bool InterlaceEnable, bool ProgressiveToInterlaceUnitInOPP, double *DSTXAfterScaler, double *DSTYAfterScaler, double *DestinationLinesForPrefetch, double *PrefetchBandwidth, double *DestinationLinesToRequestVMInVBlank, double *DestinationLinesToRequestRowInVBlank, double *VRatioPrefetchY, double *VRatioPrefetchC, double *RequiredPrefetchPixDataBW, unsigned int *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, double *Tno_bw, unsigned int *VUpdateOffsetPix, double *VUpdateWidthPix, double *VReadyOffsetPix) { … } static double RoundToDFSGranularityUp(double Clock, double VCOSpeed) { … } static double RoundToDFSGranularityDown(double Clock, double VCOSpeed) { … } static double CalculatePrefetchSourceLines( struct display_mode_lib *mode_lib, double VRatio, double vtaps, bool Interlace, bool ProgressiveToInterlaceUnitInOPP, unsigned int SwathHeight, unsigned int ViewportYStart, double *VInitPreFill, unsigned int *MaxNumSwath) { … } static unsigned int CalculateVMAndRowBytes( struct display_mode_lib *mode_lib, bool DCCEnable, unsigned int BlockHeight256Bytes, unsigned int BlockWidth256Bytes, enum source_format_class SourcePixelFormat, unsigned int SurfaceTiling, unsigned int BytePerPixel, enum scan_direction_class ScanDirection, unsigned int ViewportWidth, unsigned int ViewportHeight, unsigned int SwathWidth, bool GPUVMEnable, unsigned int VMMPageSize, unsigned int PTEBufferSizeInRequestsLuma, unsigned int PDEProcessingBufIn64KBReqs, unsigned int Pitch, unsigned int DCCMetaPitch, unsigned int *MacroTileWidth, unsigned int *MetaRowByte, unsigned int *PixelPTEBytesPerRow, bool *PTEBufferSizeNotExceeded, unsigned int *dpte_row_height, unsigned int *meta_row_height) { … } static void dml20_DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation( struct display_mode_lib *mode_lib) { … } static void dml20_DisplayPipeConfiguration(struct display_mode_lib *mode_lib) { … } static double CalculateTWait( unsigned int PrefetchMode, double DRAMClockChangeLatency, double UrgentLatencyPixelDataOnly, double SREnterPlusExitTime) { … } static double CalculateRemoteSurfaceFlipDelay( struct display_mode_lib *mode_lib, double VRatio, double SwathWidth, double Bpp, double LineTime, double XFCTSlvVupdateOffset, double XFCTSlvVupdateWidth, double XFCTSlvVreadyOffset, double XFCXBUFLatencyTolerance, double XFCFillBWOverhead, double XFCSlvChunkSize, double XFCBusTransportTime, double TCalc, double TWait, double *SrcActiveDrainRate, double *TInitXFill, double *TslvChk) { … } static double CalculateWriteBackDelay( enum source_format_class WritebackPixelFormat, double WritebackHRatio, double WritebackVRatio, unsigned int WritebackLumaHTaps, unsigned int WritebackLumaVTaps, unsigned int WritebackChromaHTaps, unsigned int WritebackChromaVTaps, unsigned int WritebackDestinationWidth) { … } static void CalculateActiveRowBandwidth( bool GPUVMEnable, enum source_format_class SourcePixelFormat, double VRatio, bool DCCEnable, double LineTime, unsigned int MetaRowByteLuma, unsigned int MetaRowByteChroma, unsigned int meta_row_height_luma, unsigned int meta_row_height_chroma, unsigned int PixelPTEBytesPerRowLuma, unsigned int PixelPTEBytesPerRowChroma, unsigned int dpte_row_height_luma, unsigned int dpte_row_height_chroma, double *meta_row_bw, double *dpte_row_bw, double *qual_row_bw) { … } static void CalculateFlipSchedule( struct display_mode_lib *mode_lib, double UrgentExtraLatency, double UrgentLatencyPixelDataOnly, unsigned int GPUVMMaxPageTableLevels, bool GPUVMEnable, double BandwidthAvailableForImmediateFlip, unsigned int TotImmediateFlipBytes, enum source_format_class SourcePixelFormat, unsigned int ImmediateFlipBytes, double LineTime, double VRatio, double Tno_bw, double PDEAndMetaPTEBytesFrame, unsigned int MetaRowByte, unsigned int PixelPTEBytesPerRow, bool DCCEnable, unsigned int dpte_row_height, unsigned int meta_row_height, double qual_row_bw, double *DestinationLinesToRequestVMInImmediateFlip, double *DestinationLinesToRequestRowInImmediateFlip, double *final_flip_bw, bool *ImmediateFlipSupportedForPipe) { … } static unsigned int TruncToValidBPP( double DecimalBPP, bool DSCEnabled, enum output_encoder_class Output, enum output_format_class Format, unsigned int DSCInputBitPerComponent) { … } void dml20_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib) { … }
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