--- /dev/null
+/*
+ * Copyright 2020 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
+ *
+ */
+
+#ifdef CONFIG_DRM_AMD_DC_DCN3_0
+#include "dc.h"
+#include "dc_link.h"
+#include "../display_mode_lib.h"
+#include "display_mode_vba_30.h"
+#include "../dml_inline_defs.h"
+
+
+/*
+ * NOTE:
+ * This file is gcc-parsable 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.
+ */
+
+
+typedef struct {
+ double DPPCLK;
+ double DISPCLK;
+ double PixelClock;
+ double DCFCLKDeepSleep;
+ unsigned int DPPPerPlane;
+ bool ScalerEnabled;
+ enum scan_direction_class SourceScan;
+ unsigned int BlockWidth256BytesY;
+ unsigned int BlockHeight256BytesY;
+ unsigned int BlockWidth256BytesC;
+ unsigned int BlockHeight256BytesC;
+ unsigned int InterlaceEnable;
+ unsigned int NumberOfCursors;
+ unsigned int VBlank;
+ unsigned int HTotal;
+ unsigned int DCCEnable;
+ bool ODMCombineEnabled;
+} Pipe;
+
+#define BPP_INVALID 0
+#define BPP_BLENDED_PIPE 0xffffffff
+
+static void DisplayPipeConfiguration(struct display_mode_lib *mode_lib);
+static void DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation(
+ struct display_mode_lib *mode_lib);
+static unsigned int dscceComputeDelay(
+ unsigned int bpc,
+ double BPP,
+ unsigned int sliceWidth,
+ unsigned int numSlices,
+ enum output_format_class pixelFormat,
+ enum output_encoder_class Output);
+static unsigned int dscComputeDelay(
+ enum output_format_class pixelFormat,
+ enum output_encoder_class Output);
+// Super monster function with some 45 argument
+static bool CalculatePrefetchSchedule(
+ struct display_mode_lib *mode_lib,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ Pipe *myPipe,
+ unsigned int DSCDelay,
+ double DPPCLKDelaySubtotalPlusCNVCFormater,
+ double DPPCLKDelaySCL,
+ double DPPCLKDelaySCLLBOnly,
+ double DPPCLKDelayCNVCCursor,
+ double DISPCLKDelaySubtotal,
+ unsigned int DPP_RECOUT_WIDTH,
+ enum output_format_class OutputFormat,
+ unsigned int MaxInterDCNTileRepeaters,
+ unsigned int VStartup,
+ unsigned int MaxVStartup,
+ unsigned int GPUVMPageTableLevels,
+ bool GPUVMEnable,
+ bool HostVMEnable,
+ unsigned int HostVMMaxNonCachedPageTableLevels,
+ double HostVMMinPageSize,
+ bool DynamicMetadataEnable,
+ bool DynamicMetadataVMEnabled,
+ int DynamicMetadataLinesBeforeActiveRequired,
+ unsigned int DynamicMetadataTransmittedBytes,
+ double UrgentLatency,
+ double UrgentExtraLatency,
+ double TCalc,
+ unsigned int PDEAndMetaPTEBytesFrame,
+ unsigned int MetaRowByte,
+ unsigned int PixelPTEBytesPerRow,
+ double PrefetchSourceLinesY,
+ unsigned int SwathWidthY,
+ int BytePerPixelY,
+ double VInitPreFillY,
+ unsigned int MaxNumSwathY,
+ double PrefetchSourceLinesC,
+ unsigned int SwathWidthC,
+ int BytePerPixelC,
+ double VInitPreFillC,
+ unsigned int MaxNumSwathC,
+ long swath_width_luma_ub,
+ long swath_width_chroma_ub,
+ unsigned int SwathHeightY,
+ unsigned int SwathHeightC,
+ double TWait,
+ bool ProgressiveToInterlaceUnitInOPP,
+ double *DSTXAfterScaler,
+ double *DSTYAfterScaler,
+ double *DestinationLinesForPrefetch,
+ double *PrefetchBandwidth,
+ double *DestinationLinesToRequestVMInVBlank,
+ double *DestinationLinesToRequestRowInVBlank,
+ double *VRatioPrefetchY,
+ double *VRatioPrefetchC,
+ double *RequiredPrefetchPixDataBWLuma,
+ double *RequiredPrefetchPixDataBWChroma,
+ bool *NotEnoughTimeForDynamicMetadata,
+ double *Tno_bw,
+ double *prefetch_vmrow_bw,
+ double *Tdmdl_vm,
+ double *Tdmdl,
+ unsigned int *VUpdateOffsetPix,
+ double *VUpdateWidthPix,
+ double *VReadyOffsetPix);
+static double RoundToDFSGranularityUp(double Clock, double VCOSpeed);
+static double RoundToDFSGranularityDown(double Clock, double VCOSpeed);
+static void CalculateDCCConfiguration(
+ bool DCCEnabled,
+ bool DCCProgrammingAssumesScanDirectionUnknown,
+ enum source_format_class SourcePixelFormat,
+ unsigned int ViewportWidthLuma,
+ unsigned int ViewportWidthChroma,
+ unsigned int ViewportHeightLuma,
+ unsigned int ViewportHeightChroma,
+ double DETBufferSize,
+ unsigned int RequestHeight256ByteLuma,
+ unsigned int RequestHeight256ByteChroma,
+ enum dm_swizzle_mode TilingFormat,
+ unsigned int BytePerPixelY,
+ unsigned int BytePerPixelC,
+ double BytePerPixelDETY,
+ double BytePerPixelDETC,
+ enum scan_direction_class ScanOrientation,
+ unsigned int *MaxUncompressedBlockLuma,
+ unsigned int *MaxUncompressedBlockChroma,
+ unsigned int *MaxCompressedBlockLuma,
+ unsigned int *MaxCompressedBlockChroma,
+ unsigned int *IndependentBlockLuma,
+ unsigned int *IndependentBlockChroma);
+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 SwathWidth,
+ unsigned int ViewportHeight,
+ bool GPUVMEnable,
+ bool HostVMEnable,
+ unsigned int HostVMMaxNonCachedPageTableLevels,
+ unsigned int GPUVMMinPageSize,
+ unsigned int HostVMMinPageSize,
+ unsigned int PTEBufferSizeInRequests,
+ unsigned int Pitch,
+ unsigned int DCCMetaPitch,
+ unsigned int *MacroTileWidth,
+ unsigned int *MetaRowByte,
+ unsigned int *PixelPTEBytesPerRow,
+ bool *PTEBufferSizeNotExceeded,
+ unsigned int *dpte_row_width_ub,
+ unsigned int *dpte_row_height,
+ unsigned int *MetaRequestWidth,
+ unsigned int *MetaRequestHeight,
+ unsigned int *meta_row_width,
+ unsigned int *meta_row_height,
+ unsigned int *vm_group_bytes,
+ unsigned int *dpte_group_bytes,
+ unsigned int *PixelPTEReqWidth,
+ unsigned int *PixelPTEReqHeight,
+ unsigned int *PTERequestSize,
+ unsigned int *DPDE0BytesFrame,
+ unsigned int *MetaPTEBytesFrame);
+static double CalculateTWait(
+ unsigned int PrefetchMode,
+ double DRAMClockChangeLatency,
+ double UrgentLatency,
+ double SREnterPlusExitTime);
+static void CalculateRowBandwidth(
+ bool GPUVMEnable,
+ enum source_format_class SourcePixelFormat,
+ double VRatio,
+ double VRatioChroma,
+ 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);
+static void CalculateFlipSchedule(
+ struct display_mode_lib *mode_lib,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ double UrgentExtraLatency,
+ double UrgentLatency,
+ unsigned int GPUVMMaxPageTableLevels,
+ bool HostVMEnable,
+ unsigned int HostVMMaxNonCachedPageTableLevels,
+ bool GPUVMEnable,
+ double HostVMMinPageSize,
+ double PDEAndMetaPTEBytesPerFrame,
+ double MetaRowBytes,
+ double DPTEBytesPerRow,
+ double BandwidthAvailableForImmediateFlip,
+ unsigned int TotImmediateFlipBytes,
+ enum source_format_class SourcePixelFormat,
+ double LineTime,
+ double VRatio,
+ double VRatioChroma,
+ double Tno_bw,
+ bool DCCEnable,
+ unsigned int dpte_row_height,
+ unsigned int meta_row_height,
+ unsigned int dpte_row_height_chroma,
+ unsigned int meta_row_height_chroma,
+ double *DestinationLinesToRequestVMInImmediateFlip,
+ double *DestinationLinesToRequestRowInImmediateFlip,
+ double *final_flip_bw,
+ bool *ImmediateFlipSupportedForPipe);
+static double CalculateWriteBackDelay(
+ enum source_format_class WritebackPixelFormat,
+ double WritebackHRatio,
+ double WritebackVRatio,
+ unsigned int WritebackVTaps,
+ long WritebackDestinationWidth,
+ long WritebackDestinationHeight,
+ long WritebackSourceHeight,
+ unsigned int HTotal);
+static void CalculateDynamicMetadataParameters(
+ int MaxInterDCNTileRepeaters,
+ double DPPCLK,
+ double DISPCLK,
+ double DCFClkDeepSleep,
+ double PixelClock,
+ long HTotal,
+ long VBlank,
+ long DynamicMetadataTransmittedBytes,
+ long DynamicMetadataLinesBeforeActiveRequired,
+ int InterlaceEnable,
+ bool ProgressiveToInterlaceUnitInOPP,
+ double *Tsetup,
+ double *Tdmbf,
+ double *Tdmec,
+ double *Tdmsks);
+static void CalculateWatermarksAndDRAMSpeedChangeSupport(
+ struct display_mode_lib *mode_lib,
+ unsigned int PrefetchMode,
+ unsigned int NumberOfActivePlanes,
+ unsigned int MaxLineBufferLines,
+ unsigned int LineBufferSize,
+ unsigned int DPPOutputBufferPixels,
+ double DETBufferSizeInKByte,
+ unsigned int WritebackInterfaceBufferSize,
+ double DCFCLK,
+ double ReturnBW,
+ bool GPUVMEnable,
+ unsigned int dpte_group_bytes[],
+ unsigned int MetaChunkSize,
+ double UrgentLatency,
+ double ExtraLatency,
+ double WritebackLatency,
+ double WritebackChunkSize,
+ double SOCCLK,
+ double DRAMClockChangeLatency,
+ double SRExitTime,
+ double SREnterPlusExitTime,
+ double DCFCLKDeepSleep,
+ unsigned int DPPPerPlane[],
+ bool DCCEnable[],
+ double DPPCLK[],
+ double DETBufferSizeY[],
+ double DETBufferSizeC[],
+ unsigned int SwathHeightY[],
+ unsigned int SwathHeightC[],
+ unsigned int LBBitPerPixel[],
+ double SwathWidthY[],
+ double SwathWidthC[],
+ double HRatio[],
+ double HRatioChroma[],
+ unsigned int vtaps[],
+ unsigned int VTAPsChroma[],
+ double VRatio[],
+ double VRatioChroma[],
+ unsigned int HTotal[],
+ double PixelClock[],
+ unsigned int BlendingAndTiming[],
+ double BytePerPixelDETY[],
+ double BytePerPixelDETC[],
+ double DSTXAfterScaler[],
+ double DSTYAfterScaler[],
+ bool WritebackEnable[],
+ enum source_format_class WritebackPixelFormat[],
+ double WritebackDestinationWidth[],
+ double WritebackDestinationHeight[],
+ double WritebackSourceHeight[],
+ enum clock_change_support *DRAMClockChangeSupport,
+ double *UrgentWatermark,
+ double *WritebackUrgentWatermark,
+ double *DRAMClockChangeWatermark,
+ double *WritebackDRAMClockChangeWatermark,
+ double *StutterExitWatermark,
+ double *StutterEnterPlusExitWatermark,
+ double *MinActiveDRAMClockChangeLatencySupported);
+static void CalculateDCFCLKDeepSleep(
+ struct display_mode_lib *mode_lib,
+ unsigned int NumberOfActivePlanes,
+ int BytePerPixelY[],
+ int BytePerPixelC[],
+ double VRatio[],
+ double VRatioChroma[],
+ double SwathWidthY[],
+ double SwathWidthC[],
+ unsigned int DPPPerPlane[],
+ double HRatio[],
+ double HRatioChroma[],
+ double PixelClock[],
+ double PSCL_THROUGHPUT[],
+ double PSCL_THROUGHPUT_CHROMA[],
+ double DPPCLK[],
+ double ReadBandwidthLuma[],
+ double ReadBandwidthChroma[],
+ int ReturnBusWidth,
+ double *DCFCLKDeepSleep);
+static void CalculateUrgentBurstFactor(
+ long swath_width_luma_ub,
+ long swath_width_chroma_ub,
+ unsigned int DETBufferSizeInKByte,
+ unsigned int SwathHeightY,
+ unsigned int SwathHeightC,
+ double LineTime,
+ double UrgentLatency,
+ double CursorBufferSize,
+ unsigned int CursorWidth,
+ unsigned int CursorBPP,
+ double VRatio,
+ double VRatioC,
+ double BytePerPixelInDETY,
+ double BytePerPixelInDETC,
+ double DETBufferSizeY,
+ double DETBufferSizeC,
+ double *UrgentBurstFactorCursor,
+ double *UrgentBurstFactorLuma,
+ double *UrgentBurstFactorChroma,
+ bool *NotEnoughUrgentLatencyHiding);
+
+static void UseMinimumDCFCLK(
+ struct display_mode_lib *mode_lib,
+ int MaxInterDCNTileRepeaters,
+ int MaxPrefetchMode,
+ double FinalDRAMClockChangeLatency,
+ double SREnterPlusExitTime,
+ int ReturnBusWidth,
+ int RoundTripPingLatencyCycles,
+ int ReorderingBytes,
+ int PixelChunkSizeInKByte,
+ int MetaChunkSize,
+ bool GPUVMEnable,
+ int GPUVMMaxPageTableLevels,
+ bool HostVMEnable,
+ int NumberOfActivePlanes,
+ double HostVMMinPageSize,
+ int HostVMMaxNonCachedPageTableLevels,
+ bool DynamicMetadataVMEnabled,
+ enum immediate_flip_requirement ImmediateFlipRequirement,
+ bool ProgressiveToInterlaceUnitInOPP,
+ double MaxAveragePercentOfIdealSDPPortBWDisplayCanUseInNormalSystemOperation,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly,
+ int VTotal[],
+ int VActive[],
+ int DynamicMetadataTransmittedBytes[],
+ int DynamicMetadataLinesBeforeActiveRequired[],
+ bool Interlace[],
+ double RequiredDPPCLK[][2][DC__NUM_DPP__MAX],
+ double RequiredDISPCLK[][2],
+ double UrgLatency[],
+ unsigned int NoOfDPP[][2][DC__NUM_DPP__MAX],
+ double ProjectedDCFCLKDeepSleep[][2],
+ double MaximumVStartup[][2][DC__NUM_DPP__MAX],
+ double TotalVActivePixelBandwidth[][2],
+ double TotalVActiveCursorBandwidth[][2],
+ double TotalMetaRowBandwidth[][2],
+ double TotalDPTERowBandwidth[][2],
+ unsigned int TotalNumberOfActiveDPP[][2],
+ unsigned int TotalNumberOfDCCActiveDPP[][2],
+ int dpte_group_bytes[],
+ double PrefetchLinesY[][2][DC__NUM_DPP__MAX],
+ double PrefetchLinesC[][2][DC__NUM_DPP__MAX],
+ int swath_width_luma_ub_all_states[][2][DC__NUM_DPP__MAX],
+ int swath_width_chroma_ub_all_states[][2][DC__NUM_DPP__MAX],
+ int BytePerPixelY[],
+ int BytePerPixelC[],
+ int HTotal[],
+ double PixelClock[],
+ double PDEAndMetaPTEBytesPerFrame[][2][DC__NUM_DPP__MAX],
+ double DPTEBytesPerRow[][2][DC__NUM_DPP__MAX],
+ double MetaRowBytes[][2][DC__NUM_DPP__MAX],
+ bool DynamicMetadataEnable[],
+ double VActivePixelBandwidth[][2][DC__NUM_DPP__MAX],
+ double VActiveCursorBandwidth[][2][DC__NUM_DPP__MAX],
+ double ReadBandwidthLuma[],
+ double ReadBandwidthChroma[],
+ double DCFCLKPerState[],
+ double DCFCLKState[][2]);
+static void CalculatePixelDeliveryTimes(
+ unsigned int NumberOfActivePlanes,
+ double VRatio[],
+ double VRatioChroma[],
+ double VRatioPrefetchY[],
+ double VRatioPrefetchC[],
+ unsigned int swath_width_luma_ub[],
+ unsigned int swath_width_chroma_ub[],
+ unsigned int DPPPerPlane[],
+ double HRatio[],
+ double HRatioChroma[],
+ double PixelClock[],
+ double PSCL_THROUGHPUT[],
+ double PSCL_THROUGHPUT_CHROMA[],
+ double DPPCLK[],
+ int BytePerPixelC[],
+ enum scan_direction_class SourceScan[],
+ unsigned int NumberOfCursors[],
+ unsigned int CursorWidth[][2],
+ unsigned int CursorBPP[][2],
+ unsigned int BlockWidth256BytesY[],
+ unsigned int BlockHeight256BytesY[],
+ unsigned int BlockWidth256BytesC[],
+ unsigned int BlockHeight256BytesC[],
+ double DisplayPipeLineDeliveryTimeLuma[],
+ double DisplayPipeLineDeliveryTimeChroma[],
+ double DisplayPipeLineDeliveryTimeLumaPrefetch[],
+ double DisplayPipeLineDeliveryTimeChromaPrefetch[],
+ double DisplayPipeRequestDeliveryTimeLuma[],
+ double DisplayPipeRequestDeliveryTimeChroma[],
+ double DisplayPipeRequestDeliveryTimeLumaPrefetch[],
+ double DisplayPipeRequestDeliveryTimeChromaPrefetch[],
+ double CursorRequestDeliveryTime[],
+ double CursorRequestDeliveryTimePrefetch[]);
+
+static void CalculateMetaAndPTETimes(
+ int NumberOfActivePlanes,
+ bool GPUVMEnable,
+ int MetaChunkSize,
+ int MinMetaChunkSizeBytes,
+ int HTotal[],
+ double VRatio[],
+ double VRatioChroma[],
+ double DestinationLinesToRequestRowInVBlank[],
+ double DestinationLinesToRequestRowInImmediateFlip[],
+ bool DCCEnable[],
+ double PixelClock[],
+ int BytePerPixelY[],
+ int BytePerPixelC[],
+ enum scan_direction_class SourceScan[],
+ int dpte_row_height[],
+ int dpte_row_height_chroma[],
+ int meta_row_width[],
+ int meta_row_width_chroma[],
+ int meta_row_height[],
+ int meta_row_height_chroma[],
+ int meta_req_width[],
+ int meta_req_width_chroma[],
+ int meta_req_height[],
+ int meta_req_height_chroma[],
+ int dpte_group_bytes[],
+ int PTERequestSizeY[],
+ int PTERequestSizeC[],
+ int PixelPTEReqWidthY[],
+ int PixelPTEReqHeightY[],
+ int PixelPTEReqWidthC[],
+ int PixelPTEReqHeightC[],
+ int dpte_row_width_luma_ub[],
+ int dpte_row_width_chroma_ub[],
+ double DST_Y_PER_PTE_ROW_NOM_L[],
+ double DST_Y_PER_PTE_ROW_NOM_C[],
+ double DST_Y_PER_META_ROW_NOM_L[],
+ double DST_Y_PER_META_ROW_NOM_C[],
+ double TimePerMetaChunkNominal[],
+ double TimePerChromaMetaChunkNominal[],
+ double TimePerMetaChunkVBlank[],
+ double TimePerChromaMetaChunkVBlank[],
+ double TimePerMetaChunkFlip[],
+ double TimePerChromaMetaChunkFlip[],
+ double time_per_pte_group_nom_luma[],
+ double time_per_pte_group_vblank_luma[],
+ double time_per_pte_group_flip_luma[],
+ double time_per_pte_group_nom_chroma[],
+ double time_per_pte_group_vblank_chroma[],
+ double time_per_pte_group_flip_chroma[]);
+
+static void CalculateVMGroupAndRequestTimes(
+ unsigned int NumberOfActivePlanes,
+ bool GPUVMEnable,
+ unsigned int GPUVMMaxPageTableLevels,
+ unsigned int HTotal[],
+ int BytePerPixelC[],
+ double DestinationLinesToRequestVMInVBlank[],
+ double DestinationLinesToRequestVMInImmediateFlip[],
+ bool DCCEnable[],
+ double PixelClock[],
+ int dpte_row_width_luma_ub[],
+ int dpte_row_width_chroma_ub[],
+ int vm_group_bytes[],
+ unsigned int dpde0_bytes_per_frame_ub_l[],
+ unsigned int dpde0_bytes_per_frame_ub_c[],
+ int meta_pte_bytes_per_frame_ub_l[],
+ int meta_pte_bytes_per_frame_ub_c[],
+ double TimePerVMGroupVBlank[],
+ double TimePerVMGroupFlip[],
+ double TimePerVMRequestVBlank[],
+ double TimePerVMRequestFlip[]);
+
+static void CalculateStutterEfficiency(
+ int NumberOfActivePlanes,
+ long ROBBufferSizeInKByte,
+ double TotalDataReadBandwidth,
+ double DCFCLK,
+ double ReturnBW,
+ double SRExitTime,
+ bool SynchronizedVBlank,
+ int DPPPerPlane[],
+ double DETBufferSizeY[],
+ int BytePerPixelY[],
+ double BytePerPixelDETY[],
+ double SwathWidthY[],
+ int SwathHeightY[],
+ int SwathHeightC[],
+ double DCCRateLuma[],
+ double DCCRateChroma[],
+ int HTotal[],
+ int VTotal[],
+ double PixelClock[],
+ double VRatio[],
+ enum scan_direction_class SourceScan[],
+ int BlockHeight256BytesY[],
+ int BlockWidth256BytesY[],
+ int BlockHeight256BytesC[],
+ int BlockWidth256BytesC[],
+ int DCCYMaxUncompressedBlock[],
+ int DCCCMaxUncompressedBlock[],
+ int VActive[],
+ bool DCCEnable[],
+ bool WritebackEnable[],
+ double ReadBandwidthPlaneLuma[],
+ double ReadBandwidthPlaneChroma[],
+ double meta_row_bw[],
+ double dpte_row_bw[],
+ double *StutterEfficiencyNotIncludingVBlank,
+ double *StutterEfficiency);
+
+static void CalculateSwathAndDETConfiguration(
+ bool ForceSingleDPP,
+ int NumberOfActivePlanes,
+ long DETBufferSizeInKByte,
+ double MaximumSwathWidthLuma[],
+ double MaximumSwathWidthChroma[],
+ enum scan_direction_class SourceScan[],
+ enum source_format_class SourcePixelFormat[],
+ enum dm_swizzle_mode SurfaceTiling[],
+ int ViewportWidth[],
+ int ViewportHeight[],
+ int SurfaceWidthY[],
+ int SurfaceWidthC[],
+ int SurfaceHeightY[],
+ int SurfaceHeightC[],
+ int Read256BytesBlockHeightY[],
+ int Read256BytesBlockHeightC[],
+ int Read256BytesBlockWidthY[],
+ int Read256BytesBlockWidthC[],
+ enum odm_combine_mode ODMCombineEnabled[],
+ int BlendingAndTiming[],
+ int BytePerPixY[],
+ int BytePerPixC[],
+ double BytePerPixDETY[],
+ double BytePerPixDETC[],
+ int HActive[],
+ double HRatio[],
+ double HRatioChroma[],
+ int DPPPerPlane[],
+ int swath_width_luma_ub[],
+ int swath_width_chroma_ub[],
+ double SwathWidth[],
+ double SwathWidthChroma[],
+ int SwathHeightY[],
+ int SwathHeightC[],
+ double DETBufferSizeY[],
+ double DETBufferSizeC[],
+ bool ViewportSizeSupportPerPlane[],
+ bool *ViewportSizeSupport);
+static void CalculateSwathWidth(
+ bool ForceSingleDPP,
+ int NumberOfActivePlanes,
+ enum source_format_class SourcePixelFormat[],
+ enum scan_direction_class SourceScan[],
+ unsigned int ViewportWidth[],
+ unsigned int ViewportHeight[],
+ unsigned int SurfaceWidthY[],
+ unsigned int SurfaceWidthC[],
+ unsigned int SurfaceHeightY[],
+ unsigned int SurfaceHeightC[],
+ enum odm_combine_mode ODMCombineEnabled[],
+ int BytePerPixY[],
+ int BytePerPixC[],
+ int Read256BytesBlockHeightY[],
+ int Read256BytesBlockHeightC[],
+ int Read256BytesBlockWidthY[],
+ int Read256BytesBlockWidthC[],
+ int BlendingAndTiming[],
+ unsigned int HActive[],
+ double HRatio[],
+ int DPPPerPlane[],
+ double SwathWidthSingleDPPY[],
+ double SwathWidthSingleDPPC[],
+ double SwathWidthY[],
+ double SwathWidthC[],
+ int MaximumSwathHeightY[],
+ int MaximumSwathHeightC[],
+ unsigned int swath_width_luma_ub[],
+ unsigned int swath_width_chroma_ub[]);
+static double CalculateExtraLatency(
+ long RoundTripPingLatencyCycles,
+ long ReorderingBytes,
+ double DCFCLK,
+ int TotalNumberOfActiveDPP,
+ int PixelChunkSizeInKByte,
+ int TotalNumberOfDCCActiveDPP,
+ int MetaChunkSize,
+ double ReturnBW,
+ bool GPUVMEnable,
+ bool HostVMEnable,
+ int NumberOfActivePlanes,
+ int NumberOfDPP[],
+ int dpte_group_bytes[],
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ double HostVMMinPageSize,
+ int HostVMMaxNonCachedPageTableLevels);
+static double CalculateExtraLatencyBytes(
+ long ReorderingBytes,
+ int TotalNumberOfActiveDPP,
+ int PixelChunkSizeInKByte,
+ int TotalNumberOfDCCActiveDPP,
+ int MetaChunkSize,
+ bool GPUVMEnable,
+ bool HostVMEnable,
+ int NumberOfActivePlanes,
+ int NumberOfDPP[],
+ int dpte_group_bytes[],
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ double HostVMMinPageSize,
+ int HostVMMaxNonCachedPageTableLevels);
+static double CalculateUrgentLatency(
+ double UrgentLatencyPixelDataOnly,
+ double UrgentLatencyPixelMixedWithVMData,
+ double UrgentLatencyVMDataOnly,
+ bool DoUrgentLatencyAdjustment,
+ double UrgentLatencyAdjustmentFabricClockComponent,
+ double UrgentLatencyAdjustmentFabricClockReference,
+ double FabricClockSingle);
+
+static bool CalculateBytePerPixelAnd256BBlockSizes(
+ enum source_format_class SourcePixelFormat,
+ enum dm_swizzle_mode SurfaceTiling,
+ unsigned int *BytePerPixelY,
+ unsigned int *BytePerPixelC,
+ double *BytePerPixelDETY,
+ double *BytePerPixelDETC,
+ unsigned int *BlockHeight256BytesY,
+ unsigned int *BlockHeight256BytesC,
+ unsigned int *BlockWidth256BytesY,
+ unsigned int *BlockWidth256BytesC);
+
+void dml30_recalculate(struct display_mode_lib *mode_lib)
+{
+ ModeSupportAndSystemConfiguration(mode_lib);
+ PixelClockAdjustmentForProgressiveToInterlaceUnit(mode_lib);
+ DisplayPipeConfiguration(mode_lib);
+ DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation(mode_lib);
+}
+
+static unsigned int dscceComputeDelay(
+ unsigned int bpc,
+ double BPP,
+ unsigned int sliceWidth,
+ unsigned int numSlices,
+ enum output_format_class pixelFormat,
+ enum output_encoder_class Output)
+{
+ // valid bpc = source bits per component in the set of {8, 10, 12}
+ // valid bpp = increments of 1/16 of a bit
+ // min = 6/7/8 in N420/N422/444, respectively
+ // max = such that compression is 1:1
+ //valid sliceWidth = number of pixels per slice line, must be less than or equal to 5184/numSlices (or 4096/numSlices in 420 mode)
+ //valid numSlices = number of slices in the horiziontal direction per DSC engine in the set of {1, 2, 3, 4}
+ //valid pixelFormat = pixel/color format in the set of {:N444_RGB, :S422, :N422, :N420}
+
+ // fixed value
+ unsigned int rcModelSize = 8192;
+
+ // N422/N420 operate at 2 pixels per clock
+ unsigned int pixelsPerClock, lstall, D, initalXmitDelay, w, s, ix, wx, P, l0, a, ax, L,
+ Delay, pixels;
+
+ if (pixelFormat == dm_420)
+ pixelsPerClock = 2;
+ // #all other modes operate at 1 pixel per clock
+ else if (pixelFormat == dm_444)
+ pixelsPerClock = 1;
+ else if (pixelFormat == dm_n422)
+ pixelsPerClock = 2;
+ else
+ pixelsPerClock = 1;
+
+ //initial transmit delay as per PPS
+ initalXmitDelay = dml_round(rcModelSize / 2.0 / BPP / pixelsPerClock);
+
+ //compute ssm delay
+ if (bpc == 8)
+ D = 81;
+ else if (bpc == 10)
+ D = 89;
+ else
+ D = 113;
+
+ //divide by pixel per cycle to compute slice width as seen by DSC
+ w = sliceWidth / pixelsPerClock;
+
+ //422 mode has an additional cycle of delay
+ if (pixelFormat == dm_420 || pixelFormat == dm_444 || pixelFormat == dm_n422)
+ s = 0;
+ else
+ s = 1;
+
+ //main calculation for the dscce
+ ix = initalXmitDelay + 45;
+ wx = (w + 2) / 3;
+ P = 3 * wx - w;
+ l0 = ix / w;
+ a = ix + P * l0;
+ ax = (a + 2) / 3 + D + 6 + 1;
+ L = (ax + wx - 1) / wx;
+ if ((ix % w) == 0 && P != 0)
+ lstall = 1;
+ else
+ lstall = 0;
+ Delay = L * wx * (numSlices - 1) + ax + s + lstall + 22;
+
+ //dsc processes 3 pixel containers per cycle and a container can contain 1 or 2 pixels
+ pixels = Delay * 3 * pixelsPerClock;
+ return pixels;
+}
+
+static unsigned int dscComputeDelay(enum output_format_class pixelFormat, enum output_encoder_class Output)
+{
+ unsigned int Delay = 0;
+
+ if (pixelFormat == dm_420) {
+ // sfr
+ Delay = Delay + 2;
+ // dsccif
+ Delay = Delay + 0;
+ // dscc - input deserializer
+ Delay = Delay + 3;
+ // dscc gets pixels every other cycle
+ Delay = Delay + 2;
+ // dscc - input cdc fifo
+ Delay = Delay + 12;
+ // dscc gets pixels every other cycle
+ Delay = Delay + 13;
+ // dscc - cdc uncertainty
+ Delay = Delay + 2;
+ // dscc - output cdc fifo
+ Delay = Delay + 7;
+ // dscc gets pixels every other cycle
+ Delay = Delay + 3;
+ // dscc - cdc uncertainty
+ Delay = Delay + 2;
+ // dscc - output serializer
+ Delay = Delay + 1;
+ // sft
+ Delay = Delay + 1;
+ } else if (pixelFormat == dm_n422) {
+ // sfr
+ Delay = Delay + 2;
+ // dsccif
+ Delay = Delay + 1;
+ // dscc - input deserializer
+ Delay = Delay + 5;
+ // dscc - input cdc fifo
+ Delay = Delay + 25;
+ // dscc - cdc uncertainty
+ Delay = Delay + 2;
+ // dscc - output cdc fifo
+ Delay = Delay + 10;
+ // dscc - cdc uncertainty
+ Delay = Delay + 2;
+ // dscc - output serializer
+ Delay = Delay + 1;
+ // sft
+ Delay = Delay + 1;
+ }
+ else {
+ // sfr
+ Delay = Delay + 2;
+ // dsccif
+ Delay = Delay + 0;
+ // dscc - input deserializer
+ Delay = Delay + 3;
+ // dscc - input cdc fifo
+ Delay = Delay + 12;
+ // dscc - cdc uncertainty
+ Delay = Delay + 2;
+ // dscc - output cdc fifo
+ Delay = Delay + 7;
+ // dscc - output serializer
+ Delay = Delay + 1;
+ // dscc - cdc uncertainty
+ Delay = Delay + 2;
+ // sft
+ Delay = Delay + 1;
+ }
+
+ return Delay;
+}
+
+static bool CalculatePrefetchSchedule(
+ struct display_mode_lib *mode_lib,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ Pipe *myPipe,
+ unsigned int DSCDelay,
+ double DPPCLKDelaySubtotalPlusCNVCFormater,
+ double DPPCLKDelaySCL,
+ double DPPCLKDelaySCLLBOnly,
+ double DPPCLKDelayCNVCCursor,
+ double DISPCLKDelaySubtotal,
+ unsigned int DPP_RECOUT_WIDTH,
+ enum output_format_class OutputFormat,
+ unsigned int MaxInterDCNTileRepeaters,
+ unsigned int VStartup,
+ unsigned int MaxVStartup,
+ unsigned int GPUVMPageTableLevels,
+ bool GPUVMEnable,
+ bool HostVMEnable,
+ unsigned int HostVMMaxNonCachedPageTableLevels,
+ double HostVMMinPageSize,
+ bool DynamicMetadataEnable,
+ bool DynamicMetadataVMEnabled,
+ int DynamicMetadataLinesBeforeActiveRequired,
+ unsigned int DynamicMetadataTransmittedBytes,
+ double UrgentLatency,
+ double UrgentExtraLatency,
+ double TCalc,
+ unsigned int PDEAndMetaPTEBytesFrame,
+ unsigned int MetaRowByte,
+ unsigned int PixelPTEBytesPerRow,
+ double PrefetchSourceLinesY,
+ unsigned int SwathWidthY,
+ int BytePerPixelY,
+ double VInitPreFillY,
+ unsigned int MaxNumSwathY,
+ double PrefetchSourceLinesC,
+ unsigned int SwathWidthC,
+ int BytePerPixelC,
+ double VInitPreFillC,
+ unsigned int MaxNumSwathC,
+ long swath_width_luma_ub,
+ long swath_width_chroma_ub,
+ unsigned int SwathHeightY,
+ unsigned int SwathHeightC,
+ double TWait,
+ bool ProgressiveToInterlaceUnitInOPP,
+ double *DSTXAfterScaler,
+ double *DSTYAfterScaler,
+ double *DestinationLinesForPrefetch,
+ double *PrefetchBandwidth,
+ double *DestinationLinesToRequestVMInVBlank,
+ double *DestinationLinesToRequestRowInVBlank,
+ double *VRatioPrefetchY,
+ double *VRatioPrefetchC,
+ double *RequiredPrefetchPixDataBWLuma,
+ double *RequiredPrefetchPixDataBWChroma,
+ bool *NotEnoughTimeForDynamicMetadata,
+ double *Tno_bw,
+ double *prefetch_vmrow_bw,
+ double *Tdmdl_vm,
+ double *Tdmdl,
+ unsigned int *VUpdateOffsetPix,
+ double *VUpdateWidthPix,
+ double *VReadyOffsetPix)
+{
+ bool MyError = false;
+ unsigned int DPPCycles = 0, DISPCLKCycles = 0;
+ double DSTTotalPixelsAfterScaler = 0;
+ double LineTime = 0, Tsetup = 0;
+ double dst_y_prefetch_equ = 0;
+ double Tsw_oto = 0;
+ double prefetch_bw_oto = 0;
+ double Tvm_oto = 0;
+ double Tr0_oto = 0;
+ double Tvm_oto_lines = 0;
+ double Tr0_oto_lines = 0;
+ double dst_y_prefetch_oto = 0;
+ double TimeForFetchingMetaPTE = 0;
+ double TimeForFetchingRowInVBlank = 0;
+ double LinesToRequestPrefetchPixelData = 0;
+ double HostVMInefficiencyFactor = 0;
+ unsigned int HostVMDynamicLevelsTrips = 0;
+ double trip_to_mem = 0;
+ double Tvm_trips = 0;
+ double Tr0_trips = 0;
+ double Tvm_trips_rounded = 0;
+ double Tr0_trips_rounded = 0;
+ double Lsw_oto = 0;
+ double Tpre_rounded = 0;
+ double prefetch_bw_equ = 0;
+ double Tvm_equ = 0;
+ double Tr0_equ = 0;
+ double Tdmbf = 0;
+ double Tdmec = 0;
+ double Tdmsks = 0;
+
+ if (GPUVMEnable == true && HostVMEnable == true) {
+ HostVMInefficiencyFactor = PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData / PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly;
+ HostVMDynamicLevelsTrips = HostVMMaxNonCachedPageTableLevels;
+ } else {
+ HostVMInefficiencyFactor = 1;
+ HostVMDynamicLevelsTrips = 0;
+ }
+
+ CalculateDynamicMetadataParameters(
+ MaxInterDCNTileRepeaters,
+ myPipe->DPPCLK,
+ myPipe->DISPCLK,
+ myPipe->DCFCLKDeepSleep,
+ myPipe->PixelClock,
+ myPipe->HTotal,
+ myPipe->VBlank,
+ DynamicMetadataTransmittedBytes,
+ DynamicMetadataLinesBeforeActiveRequired,
+ myPipe->InterlaceEnable,
+ ProgressiveToInterlaceUnitInOPP,
+ &Tsetup,
+ &Tdmbf,
+ &Tdmec,
+ &Tdmsks);
+
+ LineTime = myPipe->HTotal / myPipe->PixelClock;
+ trip_to_mem = UrgentLatency;
+ Tvm_trips = UrgentExtraLatency + trip_to_mem * (GPUVMPageTableLevels * (HostVMDynamicLevelsTrips + 1) - 1);
+
+ if (DynamicMetadataVMEnabled == true && GPUVMEnable == true) {
+ *Tdmdl = TWait + Tvm_trips + trip_to_mem;
+ } else {
+ *Tdmdl = TWait + UrgentExtraLatency;
+ }
+
+ if (DynamicMetadataEnable == true) {
+ if (VStartup * LineTime < Tsetup + *Tdmdl + Tdmbf + Tdmec + Tdmsks) {
+ *NotEnoughTimeForDynamicMetadata = true;
+ } else {
+ *NotEnoughTimeForDynamicMetadata = false;
+ dml_print("DML: Not Enough Time for Dynamic Meta!\n");
+ dml_print("DML: Tdmbf: %fus - time for dmd transfer from dchub to dio output buffer\n", Tdmbf);
+ dml_print("DML: Tdmec: %fus - time dio takes to transfer dmd\n", Tdmec);
+ dml_print("DML: Tdmsks: %fus - time before active dmd must complete transmission at dio\n", Tdmsks);
+ dml_print("DML: Tdmdl: %fus - time for fabric to become ready and fetch dmd \n", *Tdmdl);
+ }
+ } else {
+ *NotEnoughTimeForDynamicMetadata = false;
+ }
+
+ *Tdmdl_vm = (DynamicMetadataEnable == true && DynamicMetadataVMEnabled == true && GPUVMEnable == true ? TWait + Tvm_trips : 0);
+
+ if (myPipe->ScalerEnabled)
+ DPPCycles = DPPCLKDelaySubtotalPlusCNVCFormater + DPPCLKDelaySCL;
+ else
+ DPPCycles = DPPCLKDelaySubtotalPlusCNVCFormater + DPPCLKDelaySCLLBOnly;
+
+ DPPCycles = DPPCycles + myPipe->NumberOfCursors * DPPCLKDelayCNVCCursor;
+
+ DISPCLKCycles = DISPCLKDelaySubtotal;
+
+ if (myPipe->DPPCLK == 0.0 || myPipe->DISPCLK == 0.0)
+ return true;
+
+ *DSTXAfterScaler = DPPCycles * myPipe->PixelClock / myPipe->DPPCLK + DISPCLKCycles * myPipe->PixelClock / myPipe->DISPCLK
+ + DSCDelay;
+
+ *DSTXAfterScaler = *DSTXAfterScaler + ((myPipe->ODMCombineEnabled)?18:0) + (myPipe->DPPPerPlane - 1) * DPP_RECOUT_WIDTH;
+
+ if (OutputFormat == dm_420 || (myPipe->InterlaceEnable && ProgressiveToInterlaceUnitInOPP))
+ *DSTYAfterScaler = 1;
+ else
+ *DSTYAfterScaler = 0;
+
+ DSTTotalPixelsAfterScaler = *DSTYAfterScaler * myPipe->HTotal + *DSTXAfterScaler;
+ *DSTYAfterScaler = dml_floor(DSTTotalPixelsAfterScaler / myPipe->HTotal, 1);
+ *DSTXAfterScaler = DSTTotalPixelsAfterScaler - ((double) (*DSTYAfterScaler * myPipe->HTotal));
+
+ MyError = false;
+
+
+ Tr0_trips = trip_to_mem * (HostVMDynamicLevelsTrips + 1);
+ Tvm_trips_rounded = dml_ceil(4.0 * Tvm_trips / LineTime, 1) / 4 * LineTime;
+ Tr0_trips_rounded = dml_ceil(4.0 * Tr0_trips / LineTime, 1) / 4 * LineTime;
+
+ if (GPUVMEnable) {
+ if (GPUVMPageTableLevels >= 3) {
+ *Tno_bw = UrgentExtraLatency + trip_to_mem * ((GPUVMPageTableLevels - 2) - 1);
+ } else
+ *Tno_bw = 0;
+ } else if (!myPipe->DCCEnable)
+ *Tno_bw = LineTime;
+ else
+ *Tno_bw = LineTime / 4;
+
+ dst_y_prefetch_equ = VStartup - (Tsetup + dml_max(TWait + TCalc, *Tdmdl)) / LineTime
+ - (*DSTYAfterScaler + *DSTXAfterScaler / myPipe->HTotal);
+
+ Lsw_oto = dml_max(PrefetchSourceLinesY, PrefetchSourceLinesC);
+ Tsw_oto = Lsw_oto * LineTime;
+
+ prefetch_bw_oto = (PrefetchSourceLinesY * swath_width_luma_ub * BytePerPixelY + PrefetchSourceLinesC * swath_width_chroma_ub * BytePerPixelC) / Tsw_oto;
+
+ if (GPUVMEnable == true) {
+ Tvm_oto = dml_max3(*Tno_bw + PDEAndMetaPTEBytesFrame * HostVMInefficiencyFactor / prefetch_bw_oto,
+ Tvm_trips,
+ LineTime / 4.0);
+ } else
+ Tvm_oto = LineTime / 4.0;
+
+ if ((GPUVMEnable == true || myPipe->DCCEnable == true)) {
+ Tr0_oto = dml_max3(
+ (MetaRowByte + PixelPTEBytesPerRow * HostVMInefficiencyFactor) / prefetch_bw_oto,
+ LineTime - Tvm_oto, LineTime / 4);
+ } else
+ Tr0_oto = (LineTime - Tvm_oto) / 2.0;
+
+ Tvm_oto_lines = dml_ceil(4.0 * Tvm_oto / LineTime, 1) / 4.0;
+ Tr0_oto_lines = dml_ceil(4.0 * Tr0_oto / LineTime, 1) / 4.0;
+ dst_y_prefetch_oto = Tvm_oto_lines + 2 * Tr0_oto_lines + Lsw_oto;
+
+ dst_y_prefetch_equ = dml_floor(4.0 * (dst_y_prefetch_equ + 0.125), 1) / 4.0;
+ Tpre_rounded = dst_y_prefetch_equ * LineTime;
+
+ dml_print("DML: dst_y_prefetch_oto: %f\n", dst_y_prefetch_oto);
+ dml_print("DML: dst_y_prefetch_equ: %f\n", dst_y_prefetch_equ);
+
+ dml_print("DML: LineTime: %f\n", LineTime);
+ dml_print("DML: VStartup: %d\n", VStartup);
+ dml_print("DML: Tvstartup: %fus - time between vstartup and first pixel of active\n", VStartup * LineTime);
+ dml_print("DML: Tsetup: %fus - time from vstartup to vready\n", Tsetup);
+ dml_print("DML: TCalc: %fus - time for calculations in dchub starting at vready\n", TCalc);
+ dml_print("DML: TWait: %fus - time for fabric to become ready max(pstate exit,cstate enter/exit, urgent latency) after TCalc\n", TWait);
+ dml_print("DML: Tdmbf: %fus - time for dmd transfer from dchub to dio output buffer\n", Tdmbf);
+ dml_print("DML: Tdmec: %fus - time dio takes to transfer dmd\n", Tdmec);
+ dml_print("DML: Tdmsks: %fus - time before active dmd must complete transmission at dio\n", Tdmsks);
+ dml_print("DML: Tdmdl_vm: %fus - time for vm stages of dmd \n", *Tdmdl_vm);
+ dml_print("DML: Tdmdl: %fus - time for fabric to become ready and fetch dmd \n", *Tdmdl);
+ dml_print("DML: dst_x_after_scl: %f pixels - number of pixel clocks pipeline and buffer delay after scaler \n", *DSTXAfterScaler);
+ dml_print("DML: dst_y_after_scl: %d lines - number of lines of pipeline and buffer delay after scaler \n", (int)*DSTYAfterScaler);
+
+ *PrefetchBandwidth = 0;
+ *DestinationLinesToRequestVMInVBlank = 0;
+ *DestinationLinesToRequestRowInVBlank = 0;
+ *VRatioPrefetchY = 0;
+ *VRatioPrefetchC = 0;
+ *RequiredPrefetchPixDataBWLuma = 0;
+ if (dst_y_prefetch_equ > 1) {
+ double PrefetchBandwidth1 = 0;
+ double PrefetchBandwidth2 = 0;
+ double PrefetchBandwidth3 = 0;
+ double PrefetchBandwidth4 = 0;
+
+ if (Tpre_rounded - *Tno_bw > 0)
+ PrefetchBandwidth1 = (PDEAndMetaPTEBytesFrame * HostVMInefficiencyFactor + 2 * MetaRowByte
+ + 2 * PixelPTEBytesPerRow * HostVMInefficiencyFactor
+ + PrefetchSourceLinesY * swath_width_luma_ub * BytePerPixelY
+ + PrefetchSourceLinesC * swath_width_chroma_ub * BytePerPixelC)
+ / (Tpre_rounded - *Tno_bw);
+ else
+ PrefetchBandwidth1 = 0;
+
+ if (VStartup == MaxVStartup && (PrefetchBandwidth1 > 4 * prefetch_bw_oto) && (Tpre_rounded - Tsw_oto / 4 - 0.75 * LineTime - *Tno_bw) > 0) {
+ PrefetchBandwidth1 = (PDEAndMetaPTEBytesFrame * HostVMInefficiencyFactor + 2 * MetaRowByte + 2 * PixelPTEBytesPerRow * HostVMInefficiencyFactor) / (Tpre_rounded - Tsw_oto / 4 - 0.75 * LineTime - *Tno_bw);
+ }
+
+ if (Tpre_rounded - *Tno_bw - 2 * Tr0_trips_rounded > 0)
+ PrefetchBandwidth2 = (PDEAndMetaPTEBytesFrame *
+ HostVMInefficiencyFactor + PrefetchSourceLinesY *
+ swath_width_luma_ub * BytePerPixelY +
+ PrefetchSourceLinesC * swath_width_chroma_ub *
+ BytePerPixelC) /
+ (Tpre_rounded - *Tno_bw - 2 * Tr0_trips_rounded);
+ else
+ PrefetchBandwidth2 = 0;
+
+ if (Tpre_rounded - Tvm_trips_rounded > 0)
+ PrefetchBandwidth3 = (2 * MetaRowByte + 2 * PixelPTEBytesPerRow *
+ HostVMInefficiencyFactor + PrefetchSourceLinesY *
+ swath_width_luma_ub * BytePerPixelY + PrefetchSourceLinesC *
+ swath_width_chroma_ub * BytePerPixelC) / (Tpre_rounded -
+ Tvm_trips_rounded);
+ else
+ PrefetchBandwidth3 = 0;
+
+ if (VStartup == MaxVStartup && (PrefetchBandwidth3 > 4 * prefetch_bw_oto) && Tpre_rounded - Tsw_oto / 4 - 0.75 * LineTime - Tvm_trips_rounded > 0) {
+ PrefetchBandwidth3 = (2 * MetaRowByte + 2 * PixelPTEBytesPerRow * HostVMInefficiencyFactor) / (Tpre_rounded - Tsw_oto / 4 - 0.75 * LineTime - Tvm_trips_rounded);
+ }
+
+ if (Tpre_rounded - Tvm_trips_rounded - 2 * Tr0_trips_rounded > 0)
+ PrefetchBandwidth4 = (PrefetchSourceLinesY * swath_width_luma_ub * BytePerPixelY + PrefetchSourceLinesC * swath_width_chroma_ub * BytePerPixelC)
+ / (Tpre_rounded - Tvm_trips_rounded - 2 * Tr0_trips_rounded);
+ else
+ PrefetchBandwidth4 = 0;
+
+ {
+ bool Case1OK;
+ bool Case2OK;
+ bool Case3OK;
+
+ if (PrefetchBandwidth1 > 0) {
+ if (*Tno_bw + PDEAndMetaPTEBytesFrame * HostVMInefficiencyFactor / PrefetchBandwidth1
+ >= Tvm_trips_rounded && (MetaRowByte + PixelPTEBytesPerRow * HostVMInefficiencyFactor) / PrefetchBandwidth1 >= Tr0_trips_rounded) {
+ Case1OK = true;
+ } else {
+ Case1OK = false;
+ }
+ } else {
+ Case1OK = false;
+ }
+
+ if (PrefetchBandwidth2 > 0) {
+ if (*Tno_bw + PDEAndMetaPTEBytesFrame * HostVMInefficiencyFactor / PrefetchBandwidth2
+ >= Tvm_trips_rounded && (MetaRowByte + PixelPTEBytesPerRow * HostVMInefficiencyFactor) / PrefetchBandwidth2 < Tr0_trips_rounded) {
+ Case2OK = true;
+ } else {
+ Case2OK = false;
+ }
+ } else {
+ Case2OK = false;
+ }
+
+ if (PrefetchBandwidth3 > 0) {
+ if (*Tno_bw + PDEAndMetaPTEBytesFrame * HostVMInefficiencyFactor / PrefetchBandwidth3
+ < Tvm_trips_rounded && (MetaRowByte + PixelPTEBytesPerRow * HostVMInefficiencyFactor) / PrefetchBandwidth3 >= Tr0_trips_rounded) {
+ Case3OK = true;
+ } else {
+ Case3OK = false;
+ }
+ } else {
+ Case3OK = false;
+ }
+
+ if (Case1OK) {
+ prefetch_bw_equ = PrefetchBandwidth1;
+ } else if (Case2OK) {
+ prefetch_bw_equ = PrefetchBandwidth2;
+ } else if (Case3OK) {
+ prefetch_bw_equ = PrefetchBandwidth3;
+ } else {
+ prefetch_bw_equ = PrefetchBandwidth4;
+ }
+
+ dml_print("DML: prefetch_bw_equ: %f\n", prefetch_bw_equ);
+
+ if (prefetch_bw_equ > 0) {
+ if (GPUVMEnable == true) {
+ Tvm_equ = dml_max3(*Tno_bw + PDEAndMetaPTEBytesFrame * HostVMInefficiencyFactor / prefetch_bw_equ, Tvm_trips, LineTime / 4);
+ } else {
+ Tvm_equ = LineTime / 4;
+ }
+
+ if ((GPUVMEnable == true || myPipe->DCCEnable == true)) {
+ Tr0_equ = dml_max4(
+ (MetaRowByte + PixelPTEBytesPerRow * HostVMInefficiencyFactor) / prefetch_bw_equ,
+ Tr0_trips,
+ (LineTime - Tvm_equ) / 2,
+ LineTime / 4);
+ } else {
+ Tr0_equ = (LineTime - Tvm_equ) / 2;
+ }
+ } else {
+ Tvm_equ = 0;
+ Tr0_equ = 0;
+ dml_print("DML: prefetch_bw_equ equals 0! %s:%d\n", __FILE__, __LINE__);
+ }
+ }
+
+ if (dst_y_prefetch_oto < dst_y_prefetch_equ) {
+ *DestinationLinesForPrefetch = dst_y_prefetch_oto;
+ TimeForFetchingMetaPTE = Tvm_oto;
+ TimeForFetchingRowInVBlank = Tr0_oto;
+ *PrefetchBandwidth = prefetch_bw_oto;
+ } else {
+ *DestinationLinesForPrefetch = dst_y_prefetch_equ;
+ TimeForFetchingMetaPTE = Tvm_equ;
+ TimeForFetchingRowInVBlank = Tr0_equ;
+ *PrefetchBandwidth = prefetch_bw_equ;
+ }
+
+ *DestinationLinesToRequestVMInVBlank = dml_ceil(4.0 * TimeForFetchingMetaPTE / LineTime, 1.0) / 4.0;
+
+ *DestinationLinesToRequestRowInVBlank = dml_ceil(4.0 * TimeForFetchingRowInVBlank / LineTime, 1.0) / 4.0;
+
+
+ LinesToRequestPrefetchPixelData = *DestinationLinesForPrefetch - *DestinationLinesToRequestVMInVBlank
+ - 2 * *DestinationLinesToRequestRowInVBlank;
+
+ if (LinesToRequestPrefetchPixelData > 0 && prefetch_bw_equ > 0) {
+
+ *VRatioPrefetchY = (double) PrefetchSourceLinesY
+ / LinesToRequestPrefetchPixelData;
+ *VRatioPrefetchY = dml_max(*VRatioPrefetchY, 1.0);
+ if ((SwathHeightY > 4) && (VInitPreFillY > 3)) {
+ if (LinesToRequestPrefetchPixelData > (VInitPreFillY - 3.0) / 2.0) {
+ *VRatioPrefetchY = dml_max((double) PrefetchSourceLinesY / LinesToRequestPrefetchPixelData,
+ (double) MaxNumSwathY * SwathHeightY / (LinesToRequestPrefetchPixelData - (VInitPreFillY - 3.0) / 2.0));
+ *VRatioPrefetchY = dml_max(*VRatioPrefetchY, 1.0);
+ } else {
+ MyError = true;
+ dml_print("DML: MyErr set %s:%d\n", __FILE__, __LINE__);
+ *VRatioPrefetchY = 0;
+ }
+ }
+
+ *VRatioPrefetchC = (double) PrefetchSourceLinesC / LinesToRequestPrefetchPixelData;
+ *VRatioPrefetchC = dml_max(*VRatioPrefetchC, 1.0);
+
+ if ((SwathHeightC > 4)) {
+ if (LinesToRequestPrefetchPixelData > (VInitPreFillC - 3.0) / 2.0) {
+ *VRatioPrefetchC = dml_max(*VRatioPrefetchC,
+ (double) MaxNumSwathC * SwathHeightC / (LinesToRequestPrefetchPixelData - (VInitPreFillC - 3.0) / 2.0));
+ *VRatioPrefetchC = dml_max(*VRatioPrefetchC, 1.0);
+ } else {
+ MyError = true;
+ dml_print("DML: MyErr set %s:%d\n", __FILE__, __LINE__);
+ *VRatioPrefetchC = 0;
+ }
+ }
+
+ *RequiredPrefetchPixDataBWLuma = (double) PrefetchSourceLinesY / LinesToRequestPrefetchPixelData * BytePerPixelY * swath_width_luma_ub / LineTime;
+ *RequiredPrefetchPixDataBWChroma = (double) PrefetchSourceLinesC / LinesToRequestPrefetchPixelData * BytePerPixelC * swath_width_chroma_ub / LineTime;
+ } else {
+ MyError = true;
+ dml_print("DML: MyErr set %s:%d\n", __FILE__, __LINE__);
+ dml_print("DML: LinesToRequestPrefetchPixelData: %f, should be > 0\n", LinesToRequestPrefetchPixelData);
+ *VRatioPrefetchY = 0;
+ *VRatioPrefetchC = 0;
+ *RequiredPrefetchPixDataBWLuma = 0;
+ *RequiredPrefetchPixDataBWChroma = 0;
+ }
+
+ dml_print("DML: Tpre: %fus - sum of tim to request meta pte, 2 x data pte + meta data, swaths\n", (double)LinesToRequestPrefetchPixelData * LineTime + 2.0*TimeForFetchingRowInVBlank + TimeForFetchingMetaPTE);
+ dml_print("DML: Tvm: %fus - time to fetch page tables for meta surface\n", TimeForFetchingMetaPTE);
+ dml_print("DML: Tr0: %fus - time to fetch first row of data pagetables and first row of meta data (done in parallel)\n", TimeForFetchingRowInVBlank);
+ dml_print("DML: Tr1: %fus - time to fetch second row of data pagetables and second row of meta data (done in parallel)\n", TimeForFetchingRowInVBlank);
+ dml_print("DML: Tsw: %fus = time to fetch enough pixel data and cursor data to feed the scalers init position and detile\n", (double)LinesToRequestPrefetchPixelData * LineTime);
+ dml_print("DML: To: %fus - time for propogation from scaler to optc\n", (*DSTYAfterScaler + ((*DSTXAfterScaler) / (double) myPipe->HTotal)) * LineTime);
+ dml_print("DML: Tvstartup - Tsetup - Tcalc - Twait - Tpre - To > 0\n");
+ dml_print("DML: Tslack(pre): %fus - time left over in schedule\n", VStartup * LineTime - TimeForFetchingMetaPTE - 2 * TimeForFetchingRowInVBlank - (*DSTYAfterScaler + ((*DSTXAfterScaler) / (double) myPipe->HTotal)) * LineTime - TWait - TCalc - Tsetup);
+ dml_print("DML: row_bytes = dpte_row_bytes (per_pipe) = PixelPTEBytesPerRow = : %d\n", PixelPTEBytesPerRow);
+
+ } else {
+ MyError = true;
+ dml_print("DML: MyErr set %s:%d\n", __FILE__, __LINE__);
+ }
+
+ {
+ double prefetch_vm_bw = 0;
+ double prefetch_row_bw = 0;
+
+ if (PDEAndMetaPTEBytesFrame == 0) {
+ prefetch_vm_bw = 0;
+ } else if (*DestinationLinesToRequestVMInVBlank > 0) {
+ prefetch_vm_bw = PDEAndMetaPTEBytesFrame * HostVMInefficiencyFactor / (*DestinationLinesToRequestVMInVBlank * LineTime);
+ } else {
+ prefetch_vm_bw = 0;
+ MyError = true;
+ dml_print("DML: MyErr set %s:%d\n", __FILE__, __LINE__);
+ }
+ if (MetaRowByte + PixelPTEBytesPerRow == 0) {
+ prefetch_row_bw = 0;
+ } else if (*DestinationLinesToRequestRowInVBlank > 0) {
+ prefetch_row_bw = (MetaRowByte + PixelPTEBytesPerRow * HostVMInefficiencyFactor) / (*DestinationLinesToRequestRowInVBlank * LineTime);
+ } else {
+ prefetch_row_bw = 0;
+ MyError = true;
+ dml_print("DML: MyErr set %s:%d\n", __FILE__, __LINE__);
+ }
+
+ *prefetch_vmrow_bw = dml_max(prefetch_vm_bw, prefetch_row_bw);
+ }
+
+ if (MyError) {
+ *PrefetchBandwidth = 0;
+ TimeForFetchingMetaPTE = 0;
+ TimeForFetchingRowInVBlank = 0;
+ *DestinationLinesToRequestVMInVBlank = 0;
+ *DestinationLinesToRequestRowInVBlank = 0;
+ *DestinationLinesForPrefetch = 0;
+ LinesToRequestPrefetchPixelData = 0;
+ *VRatioPrefetchY = 0;
+ *VRatioPrefetchC = 0;
+ *RequiredPrefetchPixDataBWLuma = 0;
+ *RequiredPrefetchPixDataBWChroma = 0;
+ }
+
+ return MyError;
+}
+
+static double RoundToDFSGranularityUp(double Clock, double VCOSpeed)
+{
+ return VCOSpeed * 4 / dml_floor(VCOSpeed * 4 / Clock, 1);
+}
+
+static double RoundToDFSGranularityDown(double Clock, double VCOSpeed)
+{
+ return VCOSpeed * 4 / dml_ceil(VCOSpeed * 4.0 / Clock, 1);
+}
+
+static void CalculateDCCConfiguration(
+ bool DCCEnabled,
+ bool DCCProgrammingAssumesScanDirectionUnknown,
+ enum source_format_class SourcePixelFormat,
+ unsigned int SurfaceWidthLuma,
+ unsigned int SurfaceWidthChroma,
+ unsigned int SurfaceHeightLuma,
+ unsigned int SurfaceHeightChroma,
+ double DETBufferSize,
+ unsigned int RequestHeight256ByteLuma,
+ unsigned int RequestHeight256ByteChroma,
+ enum dm_swizzle_mode TilingFormat,
+ unsigned int BytePerPixelY,
+ unsigned int BytePerPixelC,
+ double BytePerPixelDETY,
+ double BytePerPixelDETC,
+ enum scan_direction_class ScanOrientation,
+ unsigned int *MaxUncompressedBlockLuma,
+ unsigned int *MaxUncompressedBlockChroma,
+ unsigned int *MaxCompressedBlockLuma,
+ unsigned int *MaxCompressedBlockChroma,
+ unsigned int *IndependentBlockLuma,
+ unsigned int *IndependentBlockChroma)
+{
+ int yuv420 = 0;
+ int horz_div_l = 0;
+ int horz_div_c = 0;
+ int vert_div_l = 0;
+ int vert_div_c = 0;
+
+ int req128_horz_wc_l = 0;
+ int req128_horz_wc_c = 0;
+ int req128_vert_wc_l = 0;
+ int req128_vert_wc_c = 0;
+ int segment_order_horz_contiguous_luma = 0;
+ int segment_order_horz_contiguous_chroma = 0;
+ int segment_order_vert_contiguous_luma = 0;
+ int segment_order_vert_contiguous_chroma = 0;
+
+ long full_swath_bytes_horz_wc_l = 0;
+ long full_swath_bytes_horz_wc_c = 0;
+ long full_swath_bytes_vert_wc_l = 0;
+ long full_swath_bytes_vert_wc_c = 0;
+
+ long swath_buf_size = 0;
+ double detile_buf_vp_horz_limit = 0;
+ double detile_buf_vp_vert_limit = 0;
+
+ long MAS_vp_horz_limit = 0;
+ long MAS_vp_vert_limit = 0;
+ long max_vp_horz_width = 0;
+ long max_vp_vert_height = 0;
+ long eff_surf_width_l = 0;
+ long eff_surf_width_c = 0;
+ long eff_surf_height_l = 0;
+ long eff_surf_height_c = 0;
+
+ typedef enum {
+ REQ_256Bytes,
+ REQ_128BytesNonContiguous,
+ REQ_128BytesContiguous,
+ REQ_NA
+ } RequestType;
+
+ RequestType RequestLuma;
+ RequestType RequestChroma;
+
+ yuv420 = ((SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10 || SourcePixelFormat == dm_420_12) ? 1 : 0);
+ horz_div_l = 1;
+ horz_div_c = 1;
+ vert_div_l = 1;
+ vert_div_c = 1;
+
+ if (BytePerPixelY == 1)
+ vert_div_l = 0;
+ if (BytePerPixelC == 1)
+ vert_div_c = 0;
+ if (BytePerPixelY == 8
+ && (TilingFormat == dm_sw_64kb_s || TilingFormat == dm_sw_64kb_s_t
+ || TilingFormat == dm_sw_64kb_s_x))
+ horz_div_l = 0;
+ if (BytePerPixelC == 8
+ && (TilingFormat == dm_sw_64kb_s || TilingFormat == dm_sw_64kb_s_t
+ || TilingFormat == dm_sw_64kb_s_x))
+ horz_div_c = 0;
+
+ if (BytePerPixelC == 0) {
+ swath_buf_size = DETBufferSize / 2 - 2 * 256;
+ detile_buf_vp_horz_limit = (double) swath_buf_size
+ / ((double) RequestHeight256ByteLuma * BytePerPixelY
+ / (1 + horz_div_l));
+ detile_buf_vp_vert_limit = (double) swath_buf_size
+ / (256.0 / RequestHeight256ByteLuma / (1 + vert_div_l));
+ } else {
+ swath_buf_size = DETBufferSize / 2 - 2 * 2 * 256;
+ detile_buf_vp_horz_limit = (double) swath_buf_size
+ / ((double) RequestHeight256ByteLuma * BytePerPixelY
+ / (1 + horz_div_l)
+ + (double) RequestHeight256ByteChroma
+ * BytePerPixelC / (1 + horz_div_c)
+ / (1 + yuv420));
+ detile_buf_vp_vert_limit = (double) swath_buf_size
+ / (256.0 / RequestHeight256ByteLuma / (1 + vert_div_l)
+ + 256.0 / RequestHeight256ByteChroma
+ / (1 + vert_div_c) / (1 + yuv420));
+ }
+
+ if (SourcePixelFormat == dm_420_10) {
+ detile_buf_vp_horz_limit = 1.5 * detile_buf_vp_horz_limit;
+ detile_buf_vp_vert_limit = 1.5 * detile_buf_vp_vert_limit;
+ }
+
+ detile_buf_vp_horz_limit = dml_floor(detile_buf_vp_horz_limit - 1, 16);
+ detile_buf_vp_vert_limit = dml_floor(detile_buf_vp_vert_limit - 1, 16);
+
+ MAS_vp_horz_limit = 5760;
+ MAS_vp_vert_limit = (BytePerPixelC > 0 ? 2880 : 5760);
+ max_vp_horz_width = dml_min((double) MAS_vp_horz_limit, detile_buf_vp_horz_limit);
+ max_vp_vert_height = dml_min((double) MAS_vp_vert_limit, detile_buf_vp_vert_limit);
+ eff_surf_width_l =
+ (SurfaceWidthLuma > max_vp_horz_width ? max_vp_horz_width : SurfaceWidthLuma);
+ eff_surf_width_c = eff_surf_width_l / (1 + yuv420);
+ eff_surf_height_l = (
+ SurfaceHeightLuma > max_vp_vert_height ?
+ max_vp_vert_height : SurfaceHeightLuma);
+ eff_surf_height_c = eff_surf_height_l / (1 + yuv420);
+
+ full_swath_bytes_horz_wc_l = eff_surf_width_l * RequestHeight256ByteLuma * BytePerPixelY;
+ full_swath_bytes_vert_wc_l = eff_surf_height_l * 256 / RequestHeight256ByteLuma;
+ if (BytePerPixelC > 0) {
+ full_swath_bytes_horz_wc_c = eff_surf_width_c * RequestHeight256ByteChroma
+ * BytePerPixelC;
+ full_swath_bytes_vert_wc_c = eff_surf_height_c * 256 / RequestHeight256ByteChroma;
+ } else {
+ full_swath_bytes_horz_wc_c = 0;
+ full_swath_bytes_vert_wc_c = 0;
+ }
+
+ if (SourcePixelFormat == dm_420_10) {
+ full_swath_bytes_horz_wc_l = dml_ceil(full_swath_bytes_horz_wc_l * 2 / 3, 256);
+ full_swath_bytes_horz_wc_c = dml_ceil(full_swath_bytes_horz_wc_c * 2 / 3, 256);
+ full_swath_bytes_vert_wc_l = dml_ceil(full_swath_bytes_vert_wc_l * 2 / 3, 256);
+ full_swath_bytes_vert_wc_c = dml_ceil(full_swath_bytes_vert_wc_c * 2 / 3, 256);
+ }
+
+ if (2 * full_swath_bytes_horz_wc_l + 2 * full_swath_bytes_horz_wc_c <= DETBufferSize) {
+ req128_horz_wc_l = 0;
+ req128_horz_wc_c = 0;
+ } else if (full_swath_bytes_horz_wc_l < 1.5 * full_swath_bytes_horz_wc_c
+ && 2 * full_swath_bytes_horz_wc_l + full_swath_bytes_horz_wc_c
+ <= DETBufferSize) {
+ req128_horz_wc_l = 0;
+ req128_horz_wc_c = 1;
+ } else if (full_swath_bytes_horz_wc_l >= 1.5 * full_swath_bytes_horz_wc_c
+ && full_swath_bytes_horz_wc_l + 2 * full_swath_bytes_horz_wc_c
+ <= DETBufferSize) {
+ req128_horz_wc_l = 1;
+ req128_horz_wc_c = 0;
+ } else {
+ req128_horz_wc_l = 1;
+ req128_horz_wc_c = 1;
+ }
+
+ if (2 * full_swath_bytes_vert_wc_l + 2 * full_swath_bytes_vert_wc_c <= DETBufferSize) {
+ req128_vert_wc_l = 0;
+ req128_vert_wc_c = 0;
+ } else if (full_swath_bytes_vert_wc_l < 1.5 * full_swath_bytes_vert_wc_c
+ && 2 * full_swath_bytes_vert_wc_l + full_swath_bytes_vert_wc_c
+ <= DETBufferSize) {
+ req128_vert_wc_l = 0;
+ req128_vert_wc_c = 1;
+ } else if (full_swath_bytes_vert_wc_l >= 1.5 * full_swath_bytes_vert_wc_c
+ && full_swath_bytes_vert_wc_l + 2 * full_swath_bytes_vert_wc_c
+ <= DETBufferSize) {
+ req128_vert_wc_l = 1;
+ req128_vert_wc_c = 0;
+ } else {
+ req128_vert_wc_l = 1;
+ req128_vert_wc_c = 1;
+ }
+
+ if (BytePerPixelY == 2 || (BytePerPixelY == 4 && TilingFormat != dm_sw_64kb_r_x)) {
+ segment_order_horz_contiguous_luma = 0;
+ } else {
+ segment_order_horz_contiguous_luma = 1;
+ }
+ if ((BytePerPixelY == 8
+ && (TilingFormat == dm_sw_64kb_d || TilingFormat == dm_sw_64kb_d_x
+ || TilingFormat == dm_sw_64kb_d_t
+ || TilingFormat == dm_sw_64kb_r_x))
+ || (BytePerPixelY == 4 && TilingFormat == dm_sw_64kb_r_x)) {
+ segment_order_vert_contiguous_luma = 0;
+ } else {
+ segment_order_vert_contiguous_luma = 1;
+ }
+ if (BytePerPixelC == 2 || (BytePerPixelC == 4 && TilingFormat != dm_sw_64kb_r_x)) {
+ segment_order_horz_contiguous_chroma = 0;
+ } else {
+ segment_order_horz_contiguous_chroma = 1;
+ }
+ if ((BytePerPixelC == 8
+ && (TilingFormat == dm_sw_64kb_d || TilingFormat == dm_sw_64kb_d_x
+ || TilingFormat == dm_sw_64kb_d_t
+ || TilingFormat == dm_sw_64kb_r_x))
+ || (BytePerPixelC == 4 && TilingFormat == dm_sw_64kb_r_x)) {
+ segment_order_vert_contiguous_chroma = 0;
+ } else {
+ segment_order_vert_contiguous_chroma = 1;
+ }
+
+ if (DCCProgrammingAssumesScanDirectionUnknown == true) {
+ if (req128_horz_wc_l == 0 && req128_vert_wc_l == 0) {
+ RequestLuma = REQ_256Bytes;
+ } else if ((req128_horz_wc_l == 1 && segment_order_horz_contiguous_luma == 0)
+ || (req128_vert_wc_l == 1 && segment_order_vert_contiguous_luma == 0)) {
+ RequestLuma = REQ_128BytesNonContiguous;
+ } else {
+ RequestLuma = REQ_128BytesContiguous;
+ }
+ if (req128_horz_wc_c == 0 && req128_vert_wc_c == 0) {
+ RequestChroma = REQ_256Bytes;
+ } else if ((req128_horz_wc_c == 1 && segment_order_horz_contiguous_chroma == 0)
+ || (req128_vert_wc_c == 1
+ && segment_order_vert_contiguous_chroma == 0)) {
+ RequestChroma = REQ_128BytesNonContiguous;
+ } else {
+ RequestChroma = REQ_128BytesContiguous;
+ }
+ } else if (ScanOrientation != dm_vert) {
+ if (req128_horz_wc_l == 0) {
+ RequestLuma = REQ_256Bytes;
+ } else if (segment_order_horz_contiguous_luma == 0) {
+ RequestLuma = REQ_128BytesNonContiguous;
+ } else {
+ RequestLuma = REQ_128BytesContiguous;
+ }
+ if (req128_horz_wc_c == 0) {
+ RequestChroma = REQ_256Bytes;
+ } else if (segment_order_horz_contiguous_chroma == 0) {
+ RequestChroma = REQ_128BytesNonContiguous;
+ } else {
+ RequestChroma = REQ_128BytesContiguous;
+ }
+ } else {
+ if (req128_vert_wc_l == 0) {
+ RequestLuma = REQ_256Bytes;
+ } else if (segment_order_vert_contiguous_luma == 0) {
+ RequestLuma = REQ_128BytesNonContiguous;
+ } else {
+ RequestLuma = REQ_128BytesContiguous;
+ }
+ if (req128_vert_wc_c == 0) {
+ RequestChroma = REQ_256Bytes;
+ } else if (segment_order_vert_contiguous_chroma == 0) {
+ RequestChroma = REQ_128BytesNonContiguous;
+ } else {
+ RequestChroma = REQ_128BytesContiguous;
+ }
+ }
+
+ if (RequestLuma == REQ_256Bytes) {
+ *MaxUncompressedBlockLuma = 256;
+ *MaxCompressedBlockLuma = 256;
+ *IndependentBlockLuma = 0;
+ } else if (RequestLuma == REQ_128BytesContiguous) {
+ *MaxUncompressedBlockLuma = 256;
+ *MaxCompressedBlockLuma = 128;
+ *IndependentBlockLuma = 128;
+ } else {
+ *MaxUncompressedBlockLuma = 256;
+ *MaxCompressedBlockLuma = 64;
+ *IndependentBlockLuma = 64;
+ }
+
+ if (RequestChroma == REQ_256Bytes) {
+ *MaxUncompressedBlockChroma = 256;
+ *MaxCompressedBlockChroma = 256;
+ *IndependentBlockChroma = 0;
+ } else if (RequestChroma == REQ_128BytesContiguous) {
+ *MaxUncompressedBlockChroma = 256;
+ *MaxCompressedBlockChroma = 128;
+ *IndependentBlockChroma = 128;
+ } else {
+ *MaxUncompressedBlockChroma = 256;
+ *MaxCompressedBlockChroma = 64;
+ *IndependentBlockChroma = 64;
+ }
+
+ if (DCCEnabled != true || BytePerPixelC == 0) {
+ *MaxUncompressedBlockChroma = 0;
+ *MaxCompressedBlockChroma = 0;
+ *IndependentBlockChroma = 0;
+ }
+
+ if (DCCEnabled != true) {
+ *MaxUncompressedBlockLuma = 0;
+ *MaxCompressedBlockLuma = 0;
+ *IndependentBlockLuma = 0;
+ }
+}
+
+
+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)
+{
+ unsigned int MaxPartialSwath = 0;
+
+ if (ProgressiveToInterlaceUnitInOPP)
+ *VInitPreFill = dml_floor((VRatio + vtaps + 1) / 2.0, 1);
+ else
+ *VInitPreFill = dml_floor((VRatio + vtaps + 1 + Interlace * 0.5 * VRatio) / 2.0, 1);
+
+ if (!mode_lib->vba.IgnoreViewportPositioning) {
+
+ *MaxNumSwath = dml_ceil((*VInitPreFill - 1.0) / SwathHeight, 1) + 1.0;
+
+ if (*VInitPreFill > 1.0)
+ MaxPartialSwath = (unsigned int) (*VInitPreFill - 2) % SwathHeight;
+ else
+ MaxPartialSwath = (unsigned int) (*VInitPreFill + SwathHeight - 2)
+ % SwathHeight;
+ MaxPartialSwath = dml_max(1U, MaxPartialSwath);
+
+ } else {
+
+ if (ViewportYStart != 0)
+ dml_print(
+ "WARNING DML: using viewport y position of 0 even though actual viewport y position is non-zero in prefetch source lines calculation\n");
+
+ *MaxNumSwath = dml_ceil(*VInitPreFill / SwathHeight, 1);
+
+ if (*VInitPreFill > 1.0)
+ MaxPartialSwath = (unsigned int) (*VInitPreFill - 1) % SwathHeight;
+ else
+ MaxPartialSwath = (unsigned int) (*VInitPreFill + SwathHeight - 1)
+ % SwathHeight;
+ }
+
+ return *MaxNumSwath * SwathHeight + MaxPartialSwath;
+}
+
+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 SwathWidth,
+ unsigned int ViewportHeight,
+ bool GPUVMEnable,
+ bool HostVMEnable,
+ unsigned int HostVMMaxNonCachedPageTableLevels,
+ unsigned int GPUVMMinPageSize,
+ unsigned int HostVMMinPageSize,
+ unsigned int PTEBufferSizeInRequests,
+ unsigned int Pitch,
+ unsigned int DCCMetaPitch,
+ unsigned int *MacroTileWidth,
+ unsigned int *MetaRowByte,
+ unsigned int *PixelPTEBytesPerRow,
+ bool *PTEBufferSizeNotExceeded,
+ unsigned int *dpte_row_width_ub,
+ unsigned int *dpte_row_height,
+ unsigned int *MetaRequestWidth,
+ unsigned int *MetaRequestHeight,
+ unsigned int *meta_row_width,
+ unsigned int *meta_row_height,
+ unsigned int *vm_group_bytes,
+ unsigned int *dpte_group_bytes,
+ unsigned int *PixelPTEReqWidth,
+ unsigned int *PixelPTEReqHeight,
+ unsigned int *PTERequestSize,
+ unsigned int *DPDE0BytesFrame,
+ unsigned int *MetaPTEBytesFrame)
+{
+ unsigned int MPDEBytesFrame = 0;
+ unsigned int DCCMetaSurfaceBytes = 0;
+ unsigned int MacroTileSizeBytes = 0;
+ unsigned int MacroTileHeight = 0;
+ unsigned int ExtraDPDEBytesFrame = 0;
+ unsigned int PDEAndMetaPTEBytesFrame = 0;
+ unsigned int PixelPTEReqHeightPTEs = 0;
+ unsigned int HostVMDynamicLevels = 0;
+
+ double FractionOfPTEReturnDrop;
+
+ if (GPUVMEnable == true && HostVMEnable == true) {
+ if (HostVMMinPageSize < 2048) {
+ HostVMDynamicLevels = HostVMMaxNonCachedPageTableLevels;
+ } else if (HostVMMinPageSize >= 2048 && HostVMMinPageSize < 1048576) {
+ HostVMDynamicLevels = dml_max(0, (int) HostVMMaxNonCachedPageTableLevels - 1);
+ } else {
+ HostVMDynamicLevels = dml_max(0, (int) HostVMMaxNonCachedPageTableLevels - 2);
+ }
+ }
+
+ *MetaRequestHeight = 8 * BlockHeight256Bytes;
+ *MetaRequestWidth = 8 * BlockWidth256Bytes;
+ if (ScanDirection != dm_vert) {
+ *meta_row_height = *MetaRequestHeight;
+ *meta_row_width = dml_ceil((double) SwathWidth - 1, *MetaRequestWidth)
+ + *MetaRequestWidth;
+ *MetaRowByte = *meta_row_width * *MetaRequestHeight * BytePerPixel / 256.0;
+ } else {
+ *meta_row_height = *MetaRequestWidth;
+ *meta_row_width = dml_ceil((double) SwathWidth - 1, *MetaRequestHeight)
+ + *MetaRequestHeight;
+ *MetaRowByte = *meta_row_width * *MetaRequestWidth * BytePerPixel / 256.0;
+ }
+ DCCMetaSurfaceBytes = DCCMetaPitch * (dml_ceil(ViewportHeight - 1, 64 * BlockHeight256Bytes)
+ + 64 * BlockHeight256Bytes) * BytePerPixel / 256;
+ if (GPUVMEnable == true) {
+ *MetaPTEBytesFrame = (dml_ceil((double) (DCCMetaSurfaceBytes - 4.0 * 1024.0) / (8 * 4.0 * 1024), 1) + 1) * 64;
+ MPDEBytesFrame = 128 * (mode_lib->vba.GPUVMMaxPageTableLevels - 1);
+ } else {
+ *MetaPTEBytesFrame = 0;
+ MPDEBytesFrame = 0;
+ }
+
+ if (DCCEnable != true) {
+ *MetaPTEBytesFrame = 0;
+ MPDEBytesFrame = 0;
+ *MetaRowByte = 0;
+ }
+
+ if (SurfaceTiling == dm_sw_linear) {
+ MacroTileSizeBytes = 256;
+ MacroTileHeight = BlockHeight256Bytes;
+ } else {
+ MacroTileSizeBytes = 65536;
+ MacroTileHeight = 16 * BlockHeight256Bytes;
+ }
+ *MacroTileWidth = MacroTileSizeBytes / BytePerPixel / MacroTileHeight;
+
+ if (GPUVMEnable == true && mode_lib->vba.GPUVMMaxPageTableLevels > 1) {
+ if (ScanDirection != dm_vert) {
+ *DPDE0BytesFrame = 64 * (dml_ceil(((Pitch * (dml_ceil(ViewportHeight - 1, MacroTileHeight) + MacroTileHeight) * BytePerPixel) - MacroTileSizeBytes) / (8 * 2097152), 1) + 1);
+ } else {
+ *DPDE0BytesFrame = 64 * (dml_ceil(((Pitch * (dml_ceil((double) SwathWidth - 1, MacroTileHeight) + MacroTileHeight) * BytePerPixel) - MacroTileSizeBytes) / (8 * 2097152), 1) + 1);
+ }
+ ExtraDPDEBytesFrame = 128 * (mode_lib->vba.GPUVMMaxPageTableLevels - 2);
+ } else {
+ *DPDE0BytesFrame = 0;
+ ExtraDPDEBytesFrame = 0;
+ }
+
+ PDEAndMetaPTEBytesFrame = *MetaPTEBytesFrame + MPDEBytesFrame + *DPDE0BytesFrame
+ + ExtraDPDEBytesFrame;
+
+ if (HostVMEnable == true) {
+ PDEAndMetaPTEBytesFrame = PDEAndMetaPTEBytesFrame * (1 + 8 * HostVMDynamicLevels);
+ }
+
+ if (SurfaceTiling == dm_sw_linear) {
+ PixelPTEReqHeightPTEs = 1;
+ *PixelPTEReqHeight = 1;
+ *PixelPTEReqWidth = 32768.0 / BytePerPixel;
+ *PTERequestSize = 64;
+ FractionOfPTEReturnDrop = 0;
+ } else if (MacroTileSizeBytes == 4096) {
+ PixelPTEReqHeightPTEs = 1;
+ *PixelPTEReqHeight = MacroTileHeight;
+ *PixelPTEReqWidth = 8 * *MacroTileWidth;
+ *PTERequestSize = 64;
+ if (ScanDirection != dm_vert)
+ FractionOfPTEReturnDrop = 0;
+ else
+ FractionOfPTEReturnDrop = 7 / 8;
+ } else if (GPUVMMinPageSize == 4 && MacroTileSizeBytes > 4096) {
+ PixelPTEReqHeightPTEs = 16;
+ *PixelPTEReqHeight = 16 * BlockHeight256Bytes;
+ *PixelPTEReqWidth = 16 * BlockWidth256Bytes;
+ *PTERequestSize = 128;
+ FractionOfPTEReturnDrop = 0;
+ } else {
+ PixelPTEReqHeightPTEs = 1;
+ *PixelPTEReqHeight = MacroTileHeight;
+ *PixelPTEReqWidth = 8 * *MacroTileWidth;
+ *PTERequestSize = 64;
+ FractionOfPTEReturnDrop = 0;
+ }
+
+ if (SurfaceTiling == dm_sw_linear) {
+ *dpte_row_height = dml_min(128, 1 << (unsigned int) dml_floor(dml_log2(PTEBufferSizeInRequests * *PixelPTEReqWidth / Pitch), 1));
+ *dpte_row_width_ub = (dml_ceil(((double) SwathWidth - 1) / *PixelPTEReqWidth, 1) + 1) * *PixelPTEReqWidth;
+ *PixelPTEBytesPerRow = *dpte_row_width_ub / *PixelPTEReqWidth * *PTERequestSize;
+ } else if (ScanDirection != dm_vert) {
+ *dpte_row_height = *PixelPTEReqHeight;
+ *dpte_row_width_ub = (dml_ceil((double) (SwathWidth - 1) / *PixelPTEReqWidth, 1) + 1) * *PixelPTEReqWidth;
+ *PixelPTEBytesPerRow = *dpte_row_width_ub / *PixelPTEReqWidth * *PTERequestSize;
+ } else {
+ *dpte_row_height = dml_min(*PixelPTEReqWidth, *MacroTileWidth);
+ *dpte_row_width_ub = (dml_ceil((double) (SwathWidth - 1) / *PixelPTEReqHeight, 1) + 1) * *PixelPTEReqHeight;
+ *PixelPTEBytesPerRow = *dpte_row_width_ub / *PixelPTEReqHeight * *PTERequestSize;
+ }
+ if (*PixelPTEBytesPerRow * (1 - FractionOfPTEReturnDrop)
+ <= 64 * PTEBufferSizeInRequests) {
+ *PTEBufferSizeNotExceeded = true;
+ } else {
+ *PTEBufferSizeNotExceeded = false;
+ }
+
+ if (GPUVMEnable != true) {
+ *PixelPTEBytesPerRow = 0;
+ *PTEBufferSizeNotExceeded = true;
+ }
+ dml_print("DML: vm_bytes = meta_pte_bytes_per_frame (per_pipe) = MetaPTEBytesFrame = : %i\n", *MetaPTEBytesFrame);
+
+ if (HostVMEnable == true) {
+ *PixelPTEBytesPerRow = *PixelPTEBytesPerRow * (1 + 8 * HostVMDynamicLevels);
+ }
+
+ if (HostVMEnable == true) {
+ *vm_group_bytes = 512;
+ *dpte_group_bytes = 512;
+ } else if (GPUVMEnable == true) {
+ *vm_group_bytes = 2048;
+ if (SurfaceTiling != dm_sw_linear && PixelPTEReqHeightPTEs == 1 && ScanDirection == dm_vert) {
+ *dpte_group_bytes = 512;
+ } else {
+ *dpte_group_bytes = 2048;
+ }
+ } else {
+ *vm_group_bytes = 0;
+ *dpte_group_bytes = 0;
+ }
+
+ return PDEAndMetaPTEBytesFrame;
+}
+
+static void DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation(
+ struct display_mode_lib *mode_lib)
+{
+ struct vba_vars_st *v = &mode_lib->vba;
+ unsigned int j, k;
+ long ReorderBytes = 0;
+ unsigned int PrefetchMode = v->PrefetchModePerState[v->VoltageLevel][v->maxMpcComb];
+ double MaxTotalRDBandwidth = 0;
+ double MaxTotalRDBandwidthNoUrgentBurst = 0;
+ bool DestinationLineTimesForPrefetchLessThan2 = false;
+ bool VRatioPrefetchMoreThan4 = false;
+ double TWait;
+
+ v->WritebackDISPCLK = 0.0;
+ v->DISPCLKWithRamping = 0;
+ v->DISPCLKWithoutRamping = 0;
+ v->GlobalDPPCLK = 0.0;
+ /* DAL custom code: need to update ReturnBW in case min dcfclk is overriden */
+ v->IdealSDPPortBandwidthPerState[v->VoltageLevel][v->maxMpcComb] = dml_min3(
+ v->ReturnBusWidth * v->DCFCLK,
+ v->DRAMSpeedPerState[v->VoltageLevel] * v->NumberOfChannels * v->DRAMChannelWidth,
+ v->FabricClockPerState[v->VoltageLevel] * v->FabricDatapathToDCNDataReturn);
+ if (v->HostVMEnable != true) {
+ v->ReturnBW = v->IdealSDPPortBandwidthPerState[v->VoltageLevel][v->maxMpcComb] * v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly / 100;
+ } else {
+ v->ReturnBW = v->IdealSDPPortBandwidthPerState[v->VoltageLevel][v->maxMpcComb] * v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData / 100;
+ }
+ /* End DAL custom code */
+
+ // DISPCLK and DPPCLK Calculation
+ //
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->WritebackEnable[k]) {
+ v->WritebackDISPCLK = dml_max(v->WritebackDISPCLK,
+ dml30_CalculateWriteBackDISPCLK(
+ v->WritebackPixelFormat[k],
+ v->PixelClock[k],
+ v->WritebackHRatio[k],
+ v->WritebackVRatio[k],
+ v->WritebackHTaps[k],
+ v->WritebackVTaps[k],
+ v->WritebackSourceWidth[k],
+ v->WritebackDestinationWidth[k],
+ v->HTotal[k],
+ v->WritebackLineBufferSize));
+ }
+ }
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->HRatio[k] > 1) {
+ v->PSCL_THROUGHPUT_LUMA[k] = dml_min(v->MaxDCHUBToPSCLThroughput,
+ v->MaxPSCLToLBThroughput * v->HRatio[k] / dml_ceil(v->htaps[k] / 6.0, 1));
+ } else {
+ v->PSCL_THROUGHPUT_LUMA[k] = dml_min(
+ v->MaxDCHUBToPSCLThroughput,
+ v->MaxPSCLToLBThroughput);
+ }
+
+ v->DPPCLKUsingSingleDPPLuma = v->PixelClock[k]
+ * dml_max(v->vtaps[k] / 6.0 * dml_min(1.0, v->HRatio[k]),
+ dml_max(v->HRatio[k] * v->VRatio[k] / v->PSCL_THROUGHPUT_LUMA[k], 1.0));
+
+ if ((v->htaps[k] > 6 || v->vtaps[k] > 6)
+ && v->DPPCLKUsingSingleDPPLuma < 2 * v->PixelClock[k]) {
+ v->DPPCLKUsingSingleDPPLuma = 2 * v->PixelClock[k];
+ }
+
+ if ((v->SourcePixelFormat[k] != dm_420_8
+ && v->SourcePixelFormat[k] != dm_420_10
+ && v->SourcePixelFormat[k] != dm_420_12
+ && v->SourcePixelFormat[k] != dm_rgbe_alpha)) {
+ v->PSCL_THROUGHPUT_CHROMA[k] = 0.0;
+ v->DPPCLKUsingSingleDPP[k] = v->DPPCLKUsingSingleDPPLuma;
+ } else {
+ if (v->HRatioChroma[k] > 1) {
+ v->PSCL_THROUGHPUT_CHROMA[k] = dml_min(v->MaxDCHUBToPSCLThroughput,
+ v->MaxPSCLToLBThroughput * v->HRatioChroma[k] / dml_ceil(v->HTAPsChroma[k] / 6.0, 1.0));
+ } else {
+ v->PSCL_THROUGHPUT_CHROMA[k] = dml_min(
+ v->MaxDCHUBToPSCLThroughput,
+ v->MaxPSCLToLBThroughput);
+ }
+ v->DPPCLKUsingSingleDPPChroma = v->PixelClock[k]
+ * dml_max3(v->VTAPsChroma[k] / 6.0 * dml_min(1.0, v->HRatioChroma[k]),
+ v->HRatioChroma[k] * v->VRatioChroma[k] / v->PSCL_THROUGHPUT_CHROMA[k], 1.0);
+
+ if ((v->HTAPsChroma[k] > 6 || v->VTAPsChroma[k] > 6)
+ && v->DPPCLKUsingSingleDPPChroma
+ < 2 * v->PixelClock[k]) {
+ v->DPPCLKUsingSingleDPPChroma = 2
+ * v->PixelClock[k];
+ }
+
+ v->DPPCLKUsingSingleDPP[k] = dml_max(
+ v->DPPCLKUsingSingleDPPLuma,
+ v->DPPCLKUsingSingleDPPChroma);
+ }
+ }
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->BlendingAndTiming[k] != k)
+ continue;
+ if (v->ODMCombineEnabled[k] == dm_odm_combine_mode_4to1) {
+ v->DISPCLKWithRamping = dml_max(v->DISPCLKWithRamping,
+ v->PixelClock[k] / 4 * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100)
+ * (1 + v->DISPCLKRampingMargin / 100));
+ v->DISPCLKWithoutRamping = dml_max(v->DISPCLKWithoutRamping,
+ v->PixelClock[k] / 4 * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100));
+ } else if (v->ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) {
+ v->DISPCLKWithRamping = dml_max(v->DISPCLKWithRamping,
+ v->PixelClock[k] / 2 * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100)
+ * (1 + v->DISPCLKRampingMargin / 100));
+ v->DISPCLKWithoutRamping = dml_max(v->DISPCLKWithoutRamping,
+ v->PixelClock[k] / 2 * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100));
+ } else {
+ v->DISPCLKWithRamping = dml_max(v->DISPCLKWithRamping,
+ v->PixelClock[k] * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100)
+ * (1 + v->DISPCLKRampingMargin / 100));
+ v->DISPCLKWithoutRamping = dml_max(v->DISPCLKWithoutRamping,
+ v->PixelClock[k] * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100));
+ }
+ }
+
+ v->DISPCLKWithRamping = dml_max(
+ v->DISPCLKWithRamping,
+ v->WritebackDISPCLK);
+ v->DISPCLKWithoutRamping = dml_max(
+ v->DISPCLKWithoutRamping,
+ v->WritebackDISPCLK);
+
+ ASSERT(v->DISPCLKDPPCLKVCOSpeed != 0);
+ v->DISPCLKWithRampingRoundedToDFSGranularity = RoundToDFSGranularityUp(
+ v->DISPCLKWithRamping,
+ v->DISPCLKDPPCLKVCOSpeed);
+ v->DISPCLKWithoutRampingRoundedToDFSGranularity = RoundToDFSGranularityUp(
+ v->DISPCLKWithoutRamping,
+ v->DISPCLKDPPCLKVCOSpeed);
+ v->MaxDispclkRoundedToDFSGranularity = RoundToDFSGranularityDown(
+ v->soc.clock_limits[mode_lib->soc.num_states].dispclk_mhz,
+ v->DISPCLKDPPCLKVCOSpeed);
+ if (v->DISPCLKWithoutRampingRoundedToDFSGranularity
+ > v->MaxDispclkRoundedToDFSGranularity) {
+ v->DISPCLK_calculated =
+ v->DISPCLKWithoutRampingRoundedToDFSGranularity;
+ } else if (v->DISPCLKWithRampingRoundedToDFSGranularity
+ > v->MaxDispclkRoundedToDFSGranularity) {
+ v->DISPCLK_calculated = v->MaxDispclkRoundedToDFSGranularity;
+ } else {
+ v->DISPCLK_calculated =
+ v->DISPCLKWithRampingRoundedToDFSGranularity;
+ }
+ v->DISPCLK = v->DISPCLK_calculated;
+ DTRACE(" dispclk_mhz (calculated) = %f", v->DISPCLK_calculated);
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->DPPCLK_calculated[k] = v->DPPCLKUsingSingleDPP[k]
+ / v->DPPPerPlane[k]
+ * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100);
+ v->GlobalDPPCLK = dml_max(
+ v->GlobalDPPCLK,
+ v->DPPCLK_calculated[k]);
+ }
+ v->GlobalDPPCLK = RoundToDFSGranularityUp(
+ v->GlobalDPPCLK,
+ v->DISPCLKDPPCLKVCOSpeed);
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->DPPCLK_calculated[k] = v->GlobalDPPCLK / 255
+ * dml_ceil(
+ v->DPPCLK_calculated[k] * 255.0
+ / v->GlobalDPPCLK,
+ 1);
+ DTRACE(" dppclk_mhz[%i] (calculated) = %f", k, v->DPPCLK_calculated[k]);
+ v->DPPCLK[k] = v->DPPCLK_calculated[k];
+ }
+
+ // Urgent and B P-State/DRAM Clock Change Watermark
+ DTRACE(" dcfclk_mhz = %f", v->DCFCLK);
+ DTRACE(" return_bus_bw = %f", v->ReturnBW);
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ CalculateBytePerPixelAnd256BBlockSizes(
+ v->SourcePixelFormat[k],
+ v->SurfaceTiling[k],
+ &v->BytePerPixelY[k],
+ &v->BytePerPixelC[k],
+ &v->BytePerPixelDETY[k],
+ &v->BytePerPixelDETC[k],
+ &v->BlockHeight256BytesY[k],
+ &v->BlockHeight256BytesC[k],
+ &v->BlockWidth256BytesY[k],
+ &v->BlockWidth256BytesC[k]);
+ }
+
+ CalculateSwathWidth(
+ false,
+ v->NumberOfActivePlanes,
+ v->SourcePixelFormat,
+ v->SourceScan,
+ v->ViewportWidth,
+ v->ViewportHeight,
+ v->SurfaceWidthY,
+ v->SurfaceWidthC,
+ v->SurfaceHeightY,
+ v->SurfaceHeightC,
+ v->ODMCombineEnabled,
+ v->BytePerPixelY,
+ v->BytePerPixelC,
+ v->BlockHeight256BytesY,
+ v->BlockHeight256BytesC,
+ v->BlockWidth256BytesY,
+ v->BlockWidth256BytesC,
+ v->BlendingAndTiming,
+ v->HActive,
+ v->HRatio,
+ v->DPPPerPlane,
+ v->SwathWidthSingleDPPY,
+ v->SwathWidthSingleDPPC,
+ v->SwathWidthY,
+ v->SwathWidthC,
+ v->dummyinteger3,
+ v->dummyinteger4,
+ v->swath_width_luma_ub,
+ v->swath_width_chroma_ub);
+
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->ReadBandwidthPlaneLuma[k] = v->SwathWidthSingleDPPY[k] * v->BytePerPixelY[k] / (v->HTotal[k] / v->PixelClock[k]) * v->VRatio[k];
+ v->ReadBandwidthPlaneChroma[k] = v->SwathWidthSingleDPPC[k] * v->BytePerPixelC[k] / (v->HTotal[k] / v->PixelClock[k]) * v->VRatioChroma[k];
+ DTRACE("read_bw[%i] = %fBps", k, v->ReadBandwidthPlaneLuma[k] + v->ReadBandwidthPlaneChroma[k]);
+ }
+
+
+ // DCFCLK Deep Sleep
+ CalculateDCFCLKDeepSleep(
+ mode_lib,
+ v->NumberOfActivePlanes,
+ v->BytePerPixelY,
+ v->BytePerPixelC,
+ v->VRatio,
+ v->VRatioChroma,
+ v->SwathWidthY,
+ v->SwathWidthC,
+ v->DPPPerPlane,
+ v->HRatio,
+ v->HRatioChroma,
+ v->PixelClock,
+ v->PSCL_THROUGHPUT_LUMA,
+ v->PSCL_THROUGHPUT_CHROMA,
+ v->DPPCLK,
+ v->ReadBandwidthPlaneLuma,
+ v->ReadBandwidthPlaneChroma,
+ v->ReturnBusWidth,
+ &v->DCFCLKDeepSleep);
+
+ // DSCCLK
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if ((v->BlendingAndTiming[k] != k) || !v->DSCEnabled[k]) {
+ v->DSCCLK_calculated[k] = 0.0;
+ } else {
+ if (v->OutputFormat[k] == dm_420)
+ v->DSCFormatFactor = 2;
+ else if (v->OutputFormat[k] == dm_444)
+ v->DSCFormatFactor = 1;
+ else if (v->OutputFormat[k] == dm_n422)
+ v->DSCFormatFactor = 2;
+ else
+ v->DSCFormatFactor = 1;
+ if (v->ODMCombineEnabled[k] == dm_odm_combine_mode_4to1)
+ v->DSCCLK_calculated[k] = v->PixelClockBackEnd[k] / 12
+ / v->DSCFormatFactor / (1 - v->DISPCLKDPPCLKDSCCLKDownSpreading / 100);
+ else if (v->ODMCombineEnabled[k] == dm_odm_combine_mode_2to1)
+ v->DSCCLK_calculated[k] = v->PixelClockBackEnd[k] / 6
+ / v->DSCFormatFactor / (1 - v->DISPCLKDPPCLKDSCCLKDownSpreading / 100);
+ else
+ v->DSCCLK_calculated[k] = v->PixelClockBackEnd[k] / 3
+ / v->DSCFormatFactor / (1 - v->DISPCLKDPPCLKDSCCLKDownSpreading / 100);
+ }
+ }
+
+ // DSC Delay
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ double BPP = v->OutputBppPerState[k][v->VoltageLevel];
+
+ if (v->DSCEnabled[k] && BPP != 0) {
+ if (v->ODMCombineEnabled[k] == dm_odm_combine_mode_disabled) {
+ v->DSCDelay[k] = dscceComputeDelay(v->DSCInputBitPerComponent[k],
+ BPP,
+ dml_ceil((double) v->HActive[k] / v->NumberOfDSCSlices[k], 1),
+ v->NumberOfDSCSlices[k],
+ v->OutputFormat[k],
+ v->Output[k])
+ + dscComputeDelay(v->OutputFormat[k], v->Output[k]);
+ } else if (v->ODMCombineEnabled[k] == dm_odm_combine_mode_2to1) {
+ v->DSCDelay[k] = 2 * dscceComputeDelay(v->DSCInputBitPerComponent[k],
+ BPP,
+ dml_ceil((double) v->HActive[k] / v->NumberOfDSCSlices[k], 1),
+ v->NumberOfDSCSlices[k] / 2.0,
+ v->OutputFormat[k],
+ v->Output[k])
+ + dscComputeDelay(v->OutputFormat[k], v->Output[k]);
+ } else {
+ v->DSCDelay[k] = 4 * dscceComputeDelay(v->DSCInputBitPerComponent[k],
+ BPP,
+ dml_ceil((double) v->HActive[k] / v->NumberOfDSCSlices[k], 1),
+ v->NumberOfDSCSlices[k] / 4.0,
+ v->OutputFormat[k],
+ v->Output[k])
+ + dscComputeDelay(v->OutputFormat[k], v->Output[k]);
+ }
+ v->DSCDelay[k] = v->DSCDelay[k] * v->PixelClock[k] / v->PixelClockBackEnd[k];
+ } else {
+ v->DSCDelay[k] = 0;
+ }
+ }
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k)
+ for (j = 0; j < v->NumberOfActivePlanes; ++j) // NumberOfPlanes
+ if (j != k && v->BlendingAndTiming[k] == j
+ && v->DSCEnabled[j])
+ v->DSCDelay[k] = v->DSCDelay[j];
+
+ // Prefetch
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ unsigned int PDEAndMetaPTEBytesFrameY = 0;
+ unsigned int PixelPTEBytesPerRowY = 0;
+ unsigned int MetaRowByteY = 0;
+ unsigned int MetaRowByteC = 0;
+ unsigned int PDEAndMetaPTEBytesFrameC = 0;
+ unsigned int PixelPTEBytesPerRowC = 0;
+ bool PTEBufferSizeNotExceededY = 0;
+ bool PTEBufferSizeNotExceededC = 0;
+
+
+ if (v->SourcePixelFormat[k] == dm_420_8 || v->SourcePixelFormat[k] == dm_420_10 || v->SourcePixelFormat[k] == dm_420_12 || v->SourcePixelFormat[k] == dm_rgbe_alpha) {
+ if ((v->SourcePixelFormat[k] == dm_420_10 || v->SourcePixelFormat[k] == dm_420_12) && v->SourceScan[k] != dm_vert) {
+ v->PTEBufferSizeInRequestsForLuma = (v->PTEBufferSizeInRequestsLuma + v->PTEBufferSizeInRequestsChroma) / 2;
+ v->PTEBufferSizeInRequestsForChroma = v->PTEBufferSizeInRequestsForLuma;
+ } else {
+ v->PTEBufferSizeInRequestsForLuma = v->PTEBufferSizeInRequestsLuma;
+ v->PTEBufferSizeInRequestsForChroma = v->PTEBufferSizeInRequestsChroma;
+
+ }
+ PDEAndMetaPTEBytesFrameC = CalculateVMAndRowBytes(
+ mode_lib,
+ v->DCCEnable[k],
+ v->BlockHeight256BytesC[k],
+ v->BlockWidth256BytesC[k],
+ v->SourcePixelFormat[k],
+ v->SurfaceTiling[k],
+ v->BytePerPixelC[k],
+ v->SourceScan[k],
+ v->SwathWidthC[k],
+ v->ViewportHeightChroma[k],
+ v->GPUVMEnable,
+ v->HostVMEnable,
+ v->HostVMMaxNonCachedPageTableLevels,
+ v->GPUVMMinPageSize,
+ v->HostVMMinPageSize,
+ v->PTEBufferSizeInRequestsForChroma,
+ v->PitchC[k],
+ v->DCCMetaPitchC[k],
+ &v->MacroTileWidthC[k],
+ &MetaRowByteC,
+ &PixelPTEBytesPerRowC,
+ &PTEBufferSizeNotExceededC,
+ &v->dpte_row_width_chroma_ub[k],
+ &v->dpte_row_height_chroma[k],
+ &v->meta_req_width_chroma[k],
+ &v->meta_req_height_chroma[k],
+ &v->meta_row_width_chroma[k],
+ &v->meta_row_height_chroma[k],
+ &v->dummyinteger1,
+ &v->dummyinteger2,
+ &v->PixelPTEReqWidthC[k],
+ &v->PixelPTEReqHeightC[k],
+ &v->PTERequestSizeC[k],
+ &v->dpde0_bytes_per_frame_ub_c[k],
+ &v->meta_pte_bytes_per_frame_ub_c[k]);
+
+ v->PrefetchSourceLinesC[k] = CalculatePrefetchSourceLines(
+ mode_lib,
+ v->VRatioChroma[k],
+ v->VTAPsChroma[k],
+ v->Interlace[k],
+ v->ProgressiveToInterlaceUnitInOPP,
+ v->SwathHeightC[k],
+ v->ViewportYStartC[k],
+ &v->VInitPreFillC[k],
+ &v->MaxNumSwathC[k]);
+ } else {
+ v->PTEBufferSizeInRequestsForLuma = v->PTEBufferSizeInRequestsLuma + v->PTEBufferSizeInRequestsChroma;
+ v->PTEBufferSizeInRequestsForChroma = 0;
+ PixelPTEBytesPerRowC = 0;
+ PDEAndMetaPTEBytesFrameC = 0;
+ MetaRowByteC = 0;
+ v->MaxNumSwathC[k] = 0;
+ v->PrefetchSourceLinesC[k] = 0;
+ }
+
+ PDEAndMetaPTEBytesFrameY = CalculateVMAndRowBytes(
+ mode_lib,
+ v->DCCEnable[k],
+ v->BlockHeight256BytesY[k],
+ v->BlockWidth256BytesY[k],
+ v->SourcePixelFormat[k],
+ v->SurfaceTiling[k],
+ v->BytePerPixelY[k],
+ v->SourceScan[k],
+ v->SwathWidthY[k],
+ v->ViewportHeight[k],
+ v->GPUVMEnable,
+ v->HostVMEnable,
+ v->HostVMMaxNonCachedPageTableLevels,
+ v->GPUVMMinPageSize,
+ v->HostVMMinPageSize,
+ v->PTEBufferSizeInRequestsForLuma,
+ v->PitchY[k],
+ v->DCCMetaPitchY[k],
+ &v->MacroTileWidthY[k],
+ &MetaRowByteY,
+ &PixelPTEBytesPerRowY,
+ &PTEBufferSizeNotExceededY,
+ &v->dpte_row_width_luma_ub[k],
+ &v->dpte_row_height[k],
+ &v->meta_req_width[k],
+ &v->meta_req_height[k],
+ &v->meta_row_width[k],
+ &v->meta_row_height[k],
+ &v->vm_group_bytes[k],
+ &v->dpte_group_bytes[k],
+ &v->PixelPTEReqWidthY[k],
+ &v->PixelPTEReqHeightY[k],
+ &v->PTERequestSizeY[k],
+ &v->dpde0_bytes_per_frame_ub_l[k],
+ &v->meta_pte_bytes_per_frame_ub_l[k]);
+
+ v->PrefetchSourceLinesY[k] = CalculatePrefetchSourceLines(
+ mode_lib,
+ v->VRatio[k],
+ v->vtaps[k],
+ v->Interlace[k],
+ v->ProgressiveToInterlaceUnitInOPP,
+ v->SwathHeightY[k],
+ v->ViewportYStartY[k],
+ &v->VInitPreFillY[k],
+ &v->MaxNumSwathY[k]);
+ v->PixelPTEBytesPerRow[k] = PixelPTEBytesPerRowY + PixelPTEBytesPerRowC;
+ v->PDEAndMetaPTEBytesFrame[k] = PDEAndMetaPTEBytesFrameY
+ + PDEAndMetaPTEBytesFrameC;
+ v->MetaRowByte[k] = MetaRowByteY + MetaRowByteC;
+
+ CalculateRowBandwidth(
+ v->GPUVMEnable,
+ v->SourcePixelFormat[k],
+ v->VRatio[k],
+ v->VRatioChroma[k],
+ v->DCCEnable[k],
+ v->HTotal[k] / v->PixelClock[k],
+ MetaRowByteY,
+ MetaRowByteC,
+ v->meta_row_height[k],
+ v->meta_row_height_chroma[k],
+ PixelPTEBytesPerRowY,
+ PixelPTEBytesPerRowC,
+ v->dpte_row_height[k],
+ v->dpte_row_height_chroma[k],
+ &v->meta_row_bw[k],
+ &v->dpte_row_bw[k]);
+ }
+
+ v->TotalDCCActiveDPP = 0;
+ v->TotalActiveDPP = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->TotalActiveDPP = v->TotalActiveDPP
+ + v->DPPPerPlane[k];
+ if (v->DCCEnable[k])
+ v->TotalDCCActiveDPP = v->TotalDCCActiveDPP
+ + v->DPPPerPlane[k];
+ }
+
+
+ ReorderBytes = v->NumberOfChannels * dml_max3(
+ v->UrgentOutOfOrderReturnPerChannelPixelDataOnly,
+ v->UrgentOutOfOrderReturnPerChannelPixelMixedWithVMData,
+ v->UrgentOutOfOrderReturnPerChannelVMDataOnly);
+
+ v->UrgentExtraLatency = CalculateExtraLatency(
+ v->RoundTripPingLatencyCycles,
+ ReorderBytes,
+ v->DCFCLK,
+ v->TotalActiveDPP,
+ v->PixelChunkSizeInKByte,
+ v->TotalDCCActiveDPP,
+ v->MetaChunkSize,
+ v->ReturnBW,
+ v->GPUVMEnable,
+ v->HostVMEnable,
+ v->NumberOfActivePlanes,
+ v->DPPPerPlane,
+ v->dpte_group_bytes,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ v->HostVMMinPageSize,
+ v->HostVMMaxNonCachedPageTableLevels);
+
+ v->TCalc = 24.0 / v->DCFCLKDeepSleep;
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->BlendingAndTiming[k] == k) {
+ if (v->WritebackEnable[k] == true) {
+ v->WritebackDelay[v->VoltageLevel][k] = v->WritebackLatency +
+ CalculateWriteBackDelay(v->WritebackPixelFormat[k],
+ v->WritebackHRatio[k],
+ v->WritebackVRatio[k],
+ v->WritebackVTaps[k],
+ v->WritebackDestinationWidth[k],
+ v->WritebackDestinationHeight[k],
+ v->WritebackSourceHeight[k],
+ v->HTotal[k]) / v->DISPCLK;
+ } else
+ v->WritebackDelay[v->VoltageLevel][k] = 0;
+ for (j = 0; j < v->NumberOfActivePlanes; ++j) {
+ if (v->BlendingAndTiming[j] == k
+ && v->WritebackEnable[j] == true) {
+ v->WritebackDelay[v->VoltageLevel][k] = dml_max(v->WritebackDelay[v->VoltageLevel][k],
+ v->WritebackLatency + CalculateWriteBackDelay(
+ v->WritebackPixelFormat[j],
+ v->WritebackHRatio[j],
+ v->WritebackVRatio[j],
+ v->WritebackVTaps[j],
+ v->WritebackDestinationWidth[j],
+ v->WritebackDestinationHeight[j],
+ v->WritebackSourceHeight[j],
+ v->HTotal[k]) / v->DISPCLK);
+ }
+ }
+ }
+ }
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k)
+ for (j = 0; j < v->NumberOfActivePlanes; ++j)
+ if (v->BlendingAndTiming[k] == j)
+ v->WritebackDelay[v->VoltageLevel][k] = v->WritebackDelay[v->VoltageLevel][j];
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->MaxVStartupLines[k] = v->VTotal[k] - v->VActive[k] - dml_max(1.0, dml_ceil((double) v->WritebackDelay[v->VoltageLevel][k] / (v->HTotal[k] / v->PixelClock[k]), 1));
+ }
+
+ v->MaximumMaxVStartupLines = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k)
+ v->MaximumMaxVStartupLines = dml_max(v->MaximumMaxVStartupLines, v->MaxVStartupLines[k]);
+
+ if (v->DRAMClockChangeLatencyOverride > 0.0) {
+ v->FinalDRAMClockChangeLatency = v->DRAMClockChangeLatencyOverride;
+ } else {
+ v->FinalDRAMClockChangeLatency = v->DRAMClockChangeLatency;
+ }
+ v->UrgentLatency = CalculateUrgentLatency(v->UrgentLatencyPixelDataOnly, v->UrgentLatencyPixelMixedWithVMData, v->UrgentLatencyVMDataOnly, v->DoUrgentLatencyAdjustment, v->UrgentLatencyAdjustmentFabricClockComponent, v->UrgentLatencyAdjustmentFabricClockReference, v->FabricClock);
+
+
+ v->FractionOfUrgentBandwidth = 0.0;
+ v->FractionOfUrgentBandwidthImmediateFlip = 0.0;
+
+ v->VStartupLines = 13;
+
+ do {
+ MaxTotalRDBandwidth = 0;
+ MaxTotalRDBandwidthNoUrgentBurst = 0;
+ DestinationLineTimesForPrefetchLessThan2 = false;
+ VRatioPrefetchMoreThan4 = false;
+ TWait = CalculateTWait(
+ PrefetchMode,
+ v->FinalDRAMClockChangeLatency,
+ v->UrgentLatency,
+ v->SREnterPlusExitTime);
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ Pipe myPipe = { 0 };
+
+ myPipe.DPPCLK = v->DPPCLK[k];
+ myPipe.DISPCLK = v->DISPCLK;
+ myPipe.PixelClock = v->PixelClock[k];
+ myPipe.DCFCLKDeepSleep = v->DCFCLKDeepSleep;
+ myPipe.DPPPerPlane = v->DPPPerPlane[k];
+ myPipe.ScalerEnabled = v->ScalerEnabled[k];
+ myPipe.SourceScan = v->SourceScan[k];
+ myPipe.BlockWidth256BytesY = v->BlockWidth256BytesY[k];
+ myPipe.BlockHeight256BytesY = v->BlockHeight256BytesY[k];
+ myPipe.BlockWidth256BytesC = v->BlockWidth256BytesC[k];
+ myPipe.BlockHeight256BytesC = v->BlockHeight256BytesC[k];
+ myPipe.InterlaceEnable = v->Interlace[k];
+ myPipe.NumberOfCursors = v->NumberOfCursors[k];
+ myPipe.VBlank = v->VTotal[k] - v->VActive[k];
+ myPipe.HTotal = v->HTotal[k];
+ myPipe.DCCEnable = v->DCCEnable[k];
+ myPipe.ODMCombineEnabled = !!v->ODMCombineEnabled[k];
+
+ v->ErrorResult[k] = CalculatePrefetchSchedule(
+ mode_lib,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ &myPipe,
+ v->DSCDelay[k],
+ v->DPPCLKDelaySubtotal
+ + v->DPPCLKDelayCNVCFormater,
+ v->DPPCLKDelaySCL,
+ v->DPPCLKDelaySCLLBOnly,
+ v->DPPCLKDelayCNVCCursor,
+ v->DISPCLKDelaySubtotal,
+ (unsigned int) (v->SwathWidthY[k] / v->HRatio[k]),
+ v->OutputFormat[k],
+ v->MaxInterDCNTileRepeaters,
+ dml_min(v->VStartupLines, v->MaxVStartupLines[k]),
+ v->MaxVStartupLines[k],
+ v->GPUVMMaxPageTableLevels,
+ v->GPUVMEnable,
+ v->HostVMEnable,
+ v->HostVMMaxNonCachedPageTableLevels,
+ v->HostVMMinPageSize,
+ v->DynamicMetadataEnable[k],
+ v->DynamicMetadataVMEnabled,
+ v->DynamicMetadataLinesBeforeActiveRequired[k],
+ v->DynamicMetadataTransmittedBytes[k],
+ v->UrgentLatency,
+ v->UrgentExtraLatency,
+ v->TCalc,
+ v->PDEAndMetaPTEBytesFrame[k],
+ v->MetaRowByte[k],
+ v->PixelPTEBytesPerRow[k],
+ v->PrefetchSourceLinesY[k],
+ v->SwathWidthY[k],
+ v->BytePerPixelY[k],
+ v->VInitPreFillY[k],
+ v->MaxNumSwathY[k],
+ v->PrefetchSourceLinesC[k],
+ v->SwathWidthC[k],
+ v->BytePerPixelC[k],
+ v->VInitPreFillC[k],
+ v->MaxNumSwathC[k],
+ v->swath_width_luma_ub[k],
+ v->swath_width_chroma_ub[k],
+ v->SwathHeightY[k],
+ v->SwathHeightC[k],
+ TWait,
+ v->ProgressiveToInterlaceUnitInOPP,
+ &v->DSTXAfterScaler[k],
+ &v->DSTYAfterScaler[k],
+ &v->DestinationLinesForPrefetch[k],
+ &v->PrefetchBandwidth[k],
+ &v->DestinationLinesToRequestVMInVBlank[k],
+ &v->DestinationLinesToRequestRowInVBlank[k],
+ &v->VRatioPrefetchY[k],
+ &v->VRatioPrefetchC[k],
+ &v->RequiredPrefetchPixDataBWLuma[k],
+ &v->RequiredPrefetchPixDataBWChroma[k],
+ &v->NotEnoughTimeForDynamicMetadata,
+ &v->Tno_bw[k],
+ &v->prefetch_vmrow_bw[k],
+ &v->Tdmdl_vm[k],
+ &v->Tdmdl[k],
+ &v->VUpdateOffsetPix[k],
+ &v->VUpdateWidthPix[k],
+ &v->VReadyOffsetPix[k]);
+ if (v->BlendingAndTiming[k] == k) {
+ double TotalRepeaterDelayTime = v->MaxInterDCNTileRepeaters * (2 / v->DPPCLK[k] + 3 / v->DISPCLK);
+ v->VUpdateWidthPix[k] = (14 / v->DCFCLKDeepSleep + 12 / v->DPPCLK[k] + TotalRepeaterDelayTime) * v->PixelClock[k];
+ v->VReadyOffsetPix[k] = dml_max(150.0 / v->DPPCLK[k], TotalRepeaterDelayTime + 20 / v->DCFCLKDeepSleep + 10 / v->DPPCLK[k]) * v->PixelClock[k];
+ v->VUpdateOffsetPix[k] = dml_ceil(v->HTotal[k] / 4.0, 1);
+ v->VStartup[k] = dml_min(v->VStartupLines, v->MaxVStartupLines[k]);
+ } else {
+ int x = v->BlendingAndTiming[k];
+ double TotalRepeaterDelayTime = v->MaxInterDCNTileRepeaters * (2 / v->DPPCLK[k] + 3 / v->DISPCLK);
+ v->VUpdateWidthPix[k] = (14 / v->DCFCLKDeepSleep + 12 / v->DPPCLK[k] + TotalRepeaterDelayTime) * v->PixelClock[x];
+ v->VReadyOffsetPix[k] = dml_max(150.0 / v->DPPCLK[k], TotalRepeaterDelayTime + 20 / v->DCFCLKDeepSleep + 10 / v->DPPCLK[k]) * v->PixelClock[x];
+ v->VUpdateOffsetPix[k] = dml_ceil(v->HTotal[x] / 4.0, 1);
+ if (!v->MaxVStartupLines[x])
+ v->MaxVStartupLines[x] = v->MaxVStartupLines[k];
+ v->VStartup[k] = dml_min(v->VStartupLines, v->MaxVStartupLines[x]);
+ }
+ }
+
+ v->NotEnoughUrgentLatencyHiding = false;
+ v->NotEnoughUrgentLatencyHidingPre = false;
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->cursor_bw[k] = v->NumberOfCursors[k]
+ * v->CursorWidth[k][0] * v->CursorBPP[k][0]
+ / 8.0
+ / (v->HTotal[k] / v->PixelClock[k])
+ * v->VRatio[k];
+ v->cursor_bw_pre[k] = v->NumberOfCursors[k]
+ * v->CursorWidth[k][0] * v->CursorBPP[k][0]
+ / 8.0
+ / (v->HTotal[k] / v->PixelClock[k])
+ * v->VRatioPrefetchY[k];
+
+ CalculateUrgentBurstFactor(
+ v->swath_width_luma_ub[k],
+ v->swath_width_chroma_ub[k],
+ v->DETBufferSizeInKByte,
+ v->SwathHeightY[k],
+ v->SwathHeightC[k],
+ v->HTotal[k] / v->PixelClock[k],
+ v->UrgentLatency,
+ v->CursorBufferSize,
+ v->CursorWidth[k][0],
+ v->CursorBPP[k][0],
+ v->VRatio[k],
+ v->VRatioChroma[k],
+ v->BytePerPixelDETY[k],
+ v->BytePerPixelDETC[k],
+ v->DETBufferSizeY[k],
+ v->DETBufferSizeC[k],
+ &v->UrgentBurstFactorCursor[k],
+ &v->UrgentBurstFactorLuma[k],
+ &v->UrgentBurstFactorChroma[k],
+ &v->NoUrgentLatencyHiding[k]);
+
+ CalculateUrgentBurstFactor(
+ v->swath_width_luma_ub[k],
+ v->swath_width_chroma_ub[k],
+ v->DETBufferSizeInKByte,
+ v->SwathHeightY[k],
+ v->SwathHeightC[k],
+ v->HTotal[k] / v->PixelClock[k],
+ v->UrgentLatency,
+ v->CursorBufferSize,
+ v->CursorWidth[k][0],
+ v->CursorBPP[k][0],
+ v->VRatioPrefetchY[k],
+ v->VRatioPrefetchC[k],
+ v->BytePerPixelDETY[k],
+ v->BytePerPixelDETC[k],
+ v->DETBufferSizeY[k],
+ v->DETBufferSizeC[k],
+ &v->UrgentBurstFactorCursorPre[k],
+ &v->UrgentBurstFactorLumaPre[k],
+ &v->UrgentBurstFactorChromaPre[k],
+ &v->NoUrgentLatencyHidingPre[k]);
+
+ MaxTotalRDBandwidth = MaxTotalRDBandwidth +
+ dml_max3(v->DPPPerPlane[k] * v->prefetch_vmrow_bw[k],
+ v->ReadBandwidthPlaneLuma[k] *
+ v->UrgentBurstFactorLuma[k] +
+ v->ReadBandwidthPlaneChroma[k] *
+ v->UrgentBurstFactorChroma[k] +
+ v->cursor_bw[k] *
+ v->UrgentBurstFactorCursor[k] +
+ v->DPPPerPlane[k] * (v->meta_row_bw[k] + v->dpte_row_bw[k]),
+ v->DPPPerPlane[k] * (v->RequiredPrefetchPixDataBWLuma[k] * v->UrgentBurstFactorLumaPre[k] +
+ v->RequiredPrefetchPixDataBWChroma[k] * v->UrgentBurstFactorChromaPre[k]) + v->cursor_bw_pre[k] *
+ v->UrgentBurstFactorCursorPre[k]);
+
+ MaxTotalRDBandwidthNoUrgentBurst = MaxTotalRDBandwidthNoUrgentBurst +
+ dml_max3(v->DPPPerPlane[k] * v->prefetch_vmrow_bw[k],
+ v->ReadBandwidthPlaneLuma[k] +
+ v->ReadBandwidthPlaneChroma[k] +
+ v->cursor_bw[k] +
+ v->DPPPerPlane[k] * (v->meta_row_bw[k] + v->dpte_row_bw[k]),
+ v->DPPPerPlane[k] * (v->RequiredPrefetchPixDataBWLuma[k] + v->RequiredPrefetchPixDataBWChroma[k]) + v->cursor_bw_pre[k]);
+
+ if (v->DestinationLinesForPrefetch[k] < 2)
+ DestinationLineTimesForPrefetchLessThan2 = true;
+ if (v->VRatioPrefetchY[k] > 4 || v->VRatioPrefetchC[k] > 4)
+ VRatioPrefetchMoreThan4 = true;
+ if (v->NoUrgentLatencyHiding[k] == true)
+ v->NotEnoughUrgentLatencyHiding = true;
+
+ if (v->NoUrgentLatencyHidingPre[k] == true)
+ v->NotEnoughUrgentLatencyHidingPre = true;
+ }
+ v->FractionOfUrgentBandwidth = MaxTotalRDBandwidthNoUrgentBurst / v->ReturnBW;
+
+
+ if (MaxTotalRDBandwidth <= v->ReturnBW && v->NotEnoughUrgentLatencyHiding == 0 && v->NotEnoughUrgentLatencyHidingPre == 0 && v->NotEnoughTimeForDynamicMetadata == 0 && !VRatioPrefetchMoreThan4
+ && !DestinationLineTimesForPrefetchLessThan2)
+ v->PrefetchModeSupported = true;
+ else {
+ v->PrefetchModeSupported = false;
+ dml_print("DML: CalculatePrefetchSchedule ***failed***. Bandwidth violation. Results are NOT valid\n");
+ dml_print("DML: MaxTotalRDBandwidth:%f AvailReturnBandwidth:%f\n", MaxTotalRDBandwidth, v->ReturnBW);
+ dml_print("DML: VRatioPrefetch %s more than 4\n", (VRatioPrefetchMoreThan4) ? "is" : "is not");
+ dml_print("DML: DestinationLines for Prefetch %s less than 2\n", (DestinationLineTimesForPrefetchLessThan2) ? "is" : "is not");
+ dml_print("DML: Not enough lines for dynamic meta is %s\n", (v->NotEnoughTimeForDynamicMetadata) ? "true" : "false");
+
+ }
+
+ if (v->PrefetchModeSupported == true && v->ImmediateFlipSupport == true) {
+ v->BandwidthAvailableForImmediateFlip = v->ReturnBW;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->BandwidthAvailableForImmediateFlip =
+ v->BandwidthAvailableForImmediateFlip
+ - dml_max(
+ v->ReadBandwidthPlaneLuma[k] * v->UrgentBurstFactorLuma[k]
+ + v->ReadBandwidthPlaneChroma[k] * v->UrgentBurstFactorChroma[k]
+ + v->cursor_bw[k] * v->UrgentBurstFactorCursor[k],
+ v->DPPPerPlane[k] * (v->RequiredPrefetchPixDataBWLuma[k] * v->UrgentBurstFactorLumaPre[k] +
+ v->RequiredPrefetchPixDataBWChroma[k] * v->UrgentBurstFactorChromaPre[k]) +
+ v->cursor_bw_pre[k] * v->UrgentBurstFactorCursorPre[k]);
+ }
+
+ v->TotImmediateFlipBytes = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->TotImmediateFlipBytes = v->TotImmediateFlipBytes + v->DPPPerPlane[k] * (v->PDEAndMetaPTEBytesFrame[k] + v->MetaRowByte[k] + v->PixelPTEBytesPerRow[k]);
+ }
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ CalculateFlipSchedule(
+ mode_lib,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ v->UrgentExtraLatency,
+ v->UrgentLatency,
+ v->GPUVMMaxPageTableLevels,
+ v->HostVMEnable,
+ v->HostVMMaxNonCachedPageTableLevels,
+ v->GPUVMEnable,
+ v->HostVMMinPageSize,
+ v->PDEAndMetaPTEBytesFrame[k],
+ v->MetaRowByte[k],
+ v->PixelPTEBytesPerRow[k],
+ v->BandwidthAvailableForImmediateFlip,
+ v->TotImmediateFlipBytes,
+ v->SourcePixelFormat[k],
+ v->HTotal[k] / v->PixelClock[k],
+ v->VRatio[k],
+ v->VRatioChroma[k],
+ v->Tno_bw[k],
+ v->DCCEnable[k],
+ v->dpte_row_height[k],
+ v->meta_row_height[k],
+ v->dpte_row_height_chroma[k],
+ v->meta_row_height_chroma[k],
+ &v->DestinationLinesToRequestVMInImmediateFlip[k],
+ &v->DestinationLinesToRequestRowInImmediateFlip[k],
+ &v->final_flip_bw[k],
+ &v->ImmediateFlipSupportedForPipe[k]);
+ }
+ v->total_dcn_read_bw_with_flip = 0.0;
+ v->total_dcn_read_bw_with_flip_no_urgent_burst = 0.0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->total_dcn_read_bw_with_flip = v->total_dcn_read_bw_with_flip + dml_max3(
+ v->DPPPerPlane[k] * v->prefetch_vmrow_bw[k],
+ v->DPPPerPlane[k] * v->final_flip_bw[k] +
+ v->ReadBandwidthLuma[k] * v->UrgentBurstFactorLuma[k] +
+ v->ReadBandwidthChroma[k] * v->UrgentBurstFactorChroma[k] +
+ v->cursor_bw[k] * v->UrgentBurstFactorCursor[k],
+ v->DPPPerPlane[k] * (v->final_flip_bw[k] +
+ v->RequiredPrefetchPixDataBWLuma[k] * v->UrgentBurstFactorLumaPre[k] +
+ v->RequiredPrefetchPixDataBWChroma[k] * v->UrgentBurstFactorChromaPre[k]) +
+ v->cursor_bw_pre[k] * v->UrgentBurstFactorCursorPre[k]);
+ v->total_dcn_read_bw_with_flip_no_urgent_burst =
+ v->total_dcn_read_bw_with_flip_no_urgent_burst +
+ dml_max3(v->DPPPerPlane[k] * v->prefetch_vmrow_bw[k],
+ v->DPPPerPlane[k] * v->final_flip_bw[k] + v->ReadBandwidthPlaneLuma[k] + v->ReadBandwidthPlaneChroma[k] + v->cursor_bw[k],
+ v->DPPPerPlane[k] * (v->final_flip_bw[k] + v->RequiredPrefetchPixDataBWLuma[k] + v->RequiredPrefetchPixDataBWChroma[k]) + v->cursor_bw_pre[k]);
+
+ }
+ v->FractionOfUrgentBandwidthImmediateFlip = v->total_dcn_read_bw_with_flip_no_urgent_burst / v->ReturnBW;
+
+ v->ImmediateFlipSupported = true;
+ if (v->total_dcn_read_bw_with_flip > v->ReturnBW) {
+ v->ImmediateFlipSupported = false;
+ v->total_dcn_read_bw_with_flip = MaxTotalRDBandwidth;
+ }
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->ImmediateFlipSupportedForPipe[k] == false) {
+ v->ImmediateFlipSupported = false;
+ }
+ }
+ } else {
+ v->ImmediateFlipSupported = false;
+ }
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->ErrorResult[k]) {
+ v->PrefetchModeSupported = false;
+ dml_print("DML: CalculatePrefetchSchedule ***failed***. Prefetch schedule violation. Results are NOT valid\n");
+ }
+ }
+
+ v->VStartupLines = v->VStartupLines + 1;
+ v->PrefetchAndImmediateFlipSupported = (v->PrefetchModeSupported == true && ((!v->ImmediateFlipSupport && !v->HostVMEnable && v->ImmediateFlipRequirement != dm_immediate_flip_required) || v->ImmediateFlipSupported)) ? true : false;
+
+ } while (!v->PrefetchModeSupported && v->VStartupLines <= v->MaximumMaxVStartupLines);
+ ASSERT(v->PrefetchModeSupported);
+
+ //Watermarks and NB P-State/DRAM Clock Change Support
+ {
+ enum clock_change_support DRAMClockChangeSupport = 0; // dummy
+ CalculateWatermarksAndDRAMSpeedChangeSupport(
+ mode_lib,
+ PrefetchMode,
+ v->NumberOfActivePlanes,
+ v->MaxLineBufferLines,
+ v->LineBufferSize,
+ v->DPPOutputBufferPixels,
+ v->DETBufferSizeInKByte,
+ v->WritebackInterfaceBufferSize,
+ v->DCFCLK,
+ v->ReturnBW,
+ v->GPUVMEnable,
+ v->dpte_group_bytes,
+ v->MetaChunkSize,
+ v->UrgentLatency,
+ v->UrgentExtraLatency,
+ v->WritebackLatency,
+ v->WritebackChunkSize,
+ v->SOCCLK,
+ v->FinalDRAMClockChangeLatency,
+ v->SRExitTime,
+ v->SREnterPlusExitTime,
+ v->DCFCLKDeepSleep,
+ v->DPPPerPlane,
+ v->DCCEnable,
+ v->DPPCLK,
+ v->DETBufferSizeY,
+ v->DETBufferSizeC,
+ v->SwathHeightY,
+ v->SwathHeightC,
+ v->LBBitPerPixel,
+ v->SwathWidthY,
+ v->SwathWidthC,
+ v->HRatio,
+ v->HRatioChroma,
+ v->vtaps,
+ v->VTAPsChroma,
+ v->VRatio,
+ v->VRatioChroma,
+ v->HTotal,
+ v->PixelClock,
+ v->BlendingAndTiming,
+ v->BytePerPixelDETY,
+ v->BytePerPixelDETC,
+ v->DSTXAfterScaler,
+ v->DSTYAfterScaler,
+ v->WritebackEnable,
+ v->WritebackPixelFormat,
+ v->WritebackDestinationWidth,
+ v->WritebackDestinationHeight,
+ v->WritebackSourceHeight,
+ &DRAMClockChangeSupport,
+ &v->UrgentWatermark,
+ &v->WritebackUrgentWatermark,
+ &v->DRAMClockChangeWatermark,
+ &v->WritebackDRAMClockChangeWatermark,
+ &v->StutterExitWatermark,
+ &v->StutterEnterPlusExitWatermark,
+ &v->MinActiveDRAMClockChangeLatencySupported);
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->WritebackEnable[k] == true) {
+ if (v->BlendingAndTiming[k] == k) {
+ v->ThisVStartup = v->VStartup[k];
+ } else {
+ for (j = 0; j < v->NumberOfActivePlanes; ++j) {
+ if (v->BlendingAndTiming[k] == j) {
+ v->ThisVStartup = v->VStartup[j];
+ }
+ }
+ }
+ v->WritebackAllowDRAMClockChangeEndPosition[k] = dml_max(0,
+ v->ThisVStartup * v->HTotal[k] / v->PixelClock[k] - v->WritebackDRAMClockChangeWatermark);
+ } else {
+ v->WritebackAllowDRAMClockChangeEndPosition[k] = 0;
+ }
+ }
+
+ }
+
+
+ //Display Pipeline Delivery Time in Prefetch, Groups
+ CalculatePixelDeliveryTimes(
+ v->NumberOfActivePlanes,
+ v->VRatio,
+ v->VRatioChroma,
+ v->VRatioPrefetchY,
+ v->VRatioPrefetchC,
+ v->swath_width_luma_ub,
+ v->swath_width_chroma_ub,
+ v->DPPPerPlane,
+ v->HRatio,
+ v->HRatioChroma,
+ v->PixelClock,
+ v->PSCL_THROUGHPUT_LUMA,
+ v->PSCL_THROUGHPUT_CHROMA,
+ v->DPPCLK,
+ v->BytePerPixelC,
+ v->SourceScan,
+ v->NumberOfCursors,
+ v->CursorWidth,
+ v->CursorBPP,
+ v->BlockWidth256BytesY,
+ v->BlockHeight256BytesY,
+ v->BlockWidth256BytesC,
+ v->BlockHeight256BytesC,
+ v->DisplayPipeLineDeliveryTimeLuma,
+ v->DisplayPipeLineDeliveryTimeChroma,
+ v->DisplayPipeLineDeliveryTimeLumaPrefetch,
+ v->DisplayPipeLineDeliveryTimeChromaPrefetch,
+ v->DisplayPipeRequestDeliveryTimeLuma,
+ v->DisplayPipeRequestDeliveryTimeChroma,
+ v->DisplayPipeRequestDeliveryTimeLumaPrefetch,
+ v->DisplayPipeRequestDeliveryTimeChromaPrefetch,
+ v->CursorRequestDeliveryTime,
+ v->CursorRequestDeliveryTimePrefetch);
+
+ CalculateMetaAndPTETimes(
+ v->NumberOfActivePlanes,
+ v->GPUVMEnable,
+ v->MetaChunkSize,
+ v->MinMetaChunkSizeBytes,
+ v->HTotal,
+ v->VRatio,
+ v->VRatioChroma,
+ v->DestinationLinesToRequestRowInVBlank,
+ v->DestinationLinesToRequestRowInImmediateFlip,
+ v->DCCEnable,
+ v->PixelClock,
+ v->BytePerPixelY,
+ v->BytePerPixelC,
+ v->SourceScan,
+ v->dpte_row_height,
+ v->dpte_row_height_chroma,
+ v->meta_row_width,
+ v->meta_row_width_chroma,
+ v->meta_row_height,
+ v->meta_row_height_chroma,
+ v->meta_req_width,
+ v->meta_req_width_chroma,
+ v->meta_req_height,
+ v->meta_req_height_chroma,
+ v->dpte_group_bytes,
+ v->PTERequestSizeY,
+ v->PTERequestSizeC,
+ v->PixelPTEReqWidthY,
+ v->PixelPTEReqHeightY,
+ v->PixelPTEReqWidthC,
+ v->PixelPTEReqHeightC,
+ v->dpte_row_width_luma_ub,
+ v->dpte_row_width_chroma_ub,
+ v->DST_Y_PER_PTE_ROW_NOM_L,
+ v->DST_Y_PER_PTE_ROW_NOM_C,
+ v->DST_Y_PER_META_ROW_NOM_L,
+ v->DST_Y_PER_META_ROW_NOM_C,
+ v->TimePerMetaChunkNominal,
+ v->TimePerChromaMetaChunkNominal,
+ v->TimePerMetaChunkVBlank,
+ v->TimePerChromaMetaChunkVBlank,
+ v->TimePerMetaChunkFlip,
+ v->TimePerChromaMetaChunkFlip,
+ v->time_per_pte_group_nom_luma,
+ v->time_per_pte_group_vblank_luma,
+ v->time_per_pte_group_flip_luma,
+ v->time_per_pte_group_nom_chroma,
+ v->time_per_pte_group_vblank_chroma,
+ v->time_per_pte_group_flip_chroma);
+
+ CalculateVMGroupAndRequestTimes(
+ v->NumberOfActivePlanes,
+ v->GPUVMEnable,
+ v->GPUVMMaxPageTableLevels,
+ v->HTotal,
+ v->BytePerPixelC,
+ v->DestinationLinesToRequestVMInVBlank,
+ v->DestinationLinesToRequestVMInImmediateFlip,
+ v->DCCEnable,
+ v->PixelClock,
+ v->dpte_row_width_luma_ub,
+ v->dpte_row_width_chroma_ub,
+ v->vm_group_bytes,
+ v->dpde0_bytes_per_frame_ub_l,
+ v->dpde0_bytes_per_frame_ub_c,
+ v->meta_pte_bytes_per_frame_ub_l,
+ v->meta_pte_bytes_per_frame_ub_c,
+ v->TimePerVMGroupVBlank,
+ v->TimePerVMGroupFlip,
+ v->TimePerVMRequestVBlank,
+ v->TimePerVMRequestFlip);
+
+
+ // Min TTUVBlank
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (PrefetchMode == 0) {
+ v->AllowDRAMClockChangeDuringVBlank[k] = true;
+ v->AllowDRAMSelfRefreshDuringVBlank[k] = true;
+ v->MinTTUVBlank[k] = dml_max(
+ v->DRAMClockChangeWatermark,
+ dml_max(
+ v->StutterEnterPlusExitWatermark,
+ v->UrgentWatermark));
+ } else if (PrefetchMode == 1) {
+ v->AllowDRAMClockChangeDuringVBlank[k] = false;
+ v->AllowDRAMSelfRefreshDuringVBlank[k] = true;
+ v->MinTTUVBlank[k] = dml_max(
+ v->StutterEnterPlusExitWatermark,
+ v->UrgentWatermark);
+ } else {
+ v->AllowDRAMClockChangeDuringVBlank[k] = false;
+ v->AllowDRAMSelfRefreshDuringVBlank[k] = false;
+ v->MinTTUVBlank[k] = v->UrgentWatermark;
+ }
+ if (!v->DynamicMetadataEnable[k])
+ v->MinTTUVBlank[k] = v->TCalc
+ + v->MinTTUVBlank[k];
+ }
+
+ // DCC Configuration
+ v->ActiveDPPs = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ CalculateDCCConfiguration(v->DCCEnable[k], false, // We should always know the direction DCCProgrammingAssumesScanDirectionUnknown,
+ v->SourcePixelFormat[k],
+ v->SurfaceWidthY[k],
+ v->SurfaceWidthC[k],
+ v->SurfaceHeightY[k],
+ v->SurfaceHeightC[k],
+ v->DETBufferSizeInKByte * 1024,
+ v->BlockHeight256BytesY[k],
+ v->BlockHeight256BytesC[k],
+ v->SurfaceTiling[k],
+ v->BytePerPixelY[k],
+ v->BytePerPixelC[k],
+ v->BytePerPixelDETY[k],
+ v->BytePerPixelDETC[k],
+ v->SourceScan[k],
+ &v->DCCYMaxUncompressedBlock[k],
+ &v->DCCCMaxUncompressedBlock[k],
+ &v->DCCYMaxCompressedBlock[k],
+ &v->DCCCMaxCompressedBlock[k],
+ &v->DCCYIndependentBlock[k],
+ &v->DCCCIndependentBlock[k]);
+ }
+
+ {
+ //Maximum Bandwidth Used
+ double TotalWRBandwidth = 0;
+ double MaxPerPlaneVActiveWRBandwidth = 0;
+ double WRBandwidth = 0;
+ double MaxUsedBW = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->WritebackEnable[k] == true
+ && v->WritebackPixelFormat[k] == dm_444_32) {
+ WRBandwidth = v->WritebackDestinationWidth[k] * v->WritebackDestinationHeight[k]
+ / (v->HTotal[k] * v->WritebackSourceHeight[k] / v->PixelClock[k]) * 4;
+ } else if (v->WritebackEnable[k] == true) {
+ WRBandwidth = v->WritebackDestinationWidth[k] * v->WritebackDestinationHeight[k]
+ / (v->HTotal[k] * v->WritebackSourceHeight[k] / v->PixelClock[k]) * 8;
+ }
+ TotalWRBandwidth = TotalWRBandwidth + WRBandwidth;
+ MaxPerPlaneVActiveWRBandwidth = dml_max(MaxPerPlaneVActiveWRBandwidth, WRBandwidth);
+ }
+
+ v->TotalDataReadBandwidth = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->TotalDataReadBandwidth = v->TotalDataReadBandwidth
+ + v->ReadBandwidthPlaneLuma[k]
+ + v->ReadBandwidthPlaneChroma[k];
+ }
+
+ {
+ double MaxPerPlaneVActiveRDBandwidth = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ MaxPerPlaneVActiveRDBandwidth = dml_max(MaxPerPlaneVActiveRDBandwidth,
+ v->ReadBandwidthPlaneLuma[k] + v->ReadBandwidthPlaneChroma[k]);
+
+ }
+ }
+
+ MaxUsedBW = MaxTotalRDBandwidth + TotalWRBandwidth;
+ }
+
+ // VStartup Margin
+ v->VStartupMargin = 0;
+ v->FirstMainPlane = true;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->BlendingAndTiming[k] == k) {
+ double margin = (v->MaxVStartupLines[k] - v->VStartup[k]) * v->HTotal[k]
+ / v->PixelClock[k];
+ if (v->FirstMainPlane == true) {
+ v->VStartupMargin = margin;
+ v->FirstMainPlane = false;
+ } else {
+ v->VStartupMargin = dml_min(v->VStartupMargin, margin);
+ }
+ }
+ }
+
+ // Stutter Efficiency
+ CalculateStutterEfficiency(
+ v->NumberOfActivePlanes,
+ v->ROBBufferSizeInKByte,
+ v->TotalDataReadBandwidth,
+ v->DCFCLK,
+ v->ReturnBW,
+ v->SRExitTime,
+ v->SynchronizedVBlank,
+ v->DPPPerPlane,
+ v->DETBufferSizeY,
+ v->BytePerPixelY,
+ v->BytePerPixelDETY,
+ v->SwathWidthY,
+ v->SwathHeightY,
+ v->SwathHeightC,
+ v->DCCRateLuma,
+ v->DCCRateChroma,
+ v->HTotal,
+ v->VTotal,
+ v->PixelClock,
+ v->VRatio,
+ v->SourceScan,
+ v->BlockHeight256BytesY,
+ v->BlockWidth256BytesY,
+ v->BlockHeight256BytesC,
+ v->BlockWidth256BytesC,
+ v->DCCYMaxUncompressedBlock,
+ v->DCCCMaxUncompressedBlock,
+ v->VActive,
+ v->DCCEnable,
+ v->WritebackEnable,
+ v->ReadBandwidthPlaneLuma,
+ v->ReadBandwidthPlaneChroma,
+ v->meta_row_bw,
+ v->dpte_row_bw,
+ &v->StutterEfficiencyNotIncludingVBlank,
+ &v->StutterEfficiency);
+}
+
+static void DisplayPipeConfiguration(struct display_mode_lib *mode_lib)
+{
+ // Display Pipe Configuration
+ double BytePerPixDETY[DC__NUM_DPP__MAX] = { 0 };
+ double BytePerPixDETC[DC__NUM_DPP__MAX] = { 0 };
+ int BytePerPixY[DC__NUM_DPP__MAX] = { 0 };
+ int BytePerPixC[DC__NUM_DPP__MAX] = { 0 };
+ int Read256BytesBlockHeightY[DC__NUM_DPP__MAX] = { 0 };
+ int Read256BytesBlockHeightC[DC__NUM_DPP__MAX] = { 0 };
+ int Read256BytesBlockWidthY[DC__NUM_DPP__MAX] = { 0 };
+ int Read256BytesBlockWidthC[DC__NUM_DPP__MAX] = { 0 };
+ double dummy1[DC__NUM_DPP__MAX] = { 0 };
+ double dummy2[DC__NUM_DPP__MAX] = { 0 };
+ double dummy3[DC__NUM_DPP__MAX] = { 0 };
+ double dummy4[DC__NUM_DPP__MAX] = { 0 };
+ int dummy5[DC__NUM_DPP__MAX] = { 0 };
+ int dummy6[DC__NUM_DPP__MAX] = { 0 };
+ bool dummy7[DC__NUM_DPP__MAX] = { 0 };
+ bool dummysinglestring = 0;
+ unsigned int k;
+
+ for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) {
+
+ CalculateBytePerPixelAnd256BBlockSizes(
+ mode_lib->vba.SourcePixelFormat[k],
+ mode_lib->vba.SurfaceTiling[k],
+ &BytePerPixY[k],
+ &BytePerPixC[k],
+ &BytePerPixDETY[k],
+ &BytePerPixDETC[k],
+ &Read256BytesBlockHeightY[k],
+ &Read256BytesBlockHeightC[k],
+ &Read256BytesBlockWidthY[k],
+ &Read256BytesBlockWidthC[k]);
+ }
+ CalculateSwathAndDETConfiguration(
+ false,
+ mode_lib->vba.NumberOfActivePlanes,
+ mode_lib->vba.DETBufferSizeInKByte,
+ dummy1,
+ dummy2,
+ mode_lib->vba.SourceScan,
+ mode_lib->vba.SourcePixelFormat,
+ mode_lib->vba.SurfaceTiling,
+ mode_lib->vba.ViewportWidth,
+ mode_lib->vba.ViewportHeight,
+ mode_lib->vba.SurfaceWidthY,
+ mode_lib->vba.SurfaceWidthC,
+ mode_lib->vba.SurfaceHeightY,
+ mode_lib->vba.SurfaceHeightC,
+ Read256BytesBlockHeightY,
+ Read256BytesBlockHeightC,
+ Read256BytesBlockWidthY,
+ Read256BytesBlockWidthC,
+ mode_lib->vba.ODMCombineEnabled,
+ mode_lib->vba.BlendingAndTiming,
+ BytePerPixY,
+ BytePerPixC,
+ BytePerPixDETY,
+ BytePerPixDETC,
+ mode_lib->vba.HActive,
+ mode_lib->vba.HRatio,
+ mode_lib->vba.HRatioChroma,
+ mode_lib->vba.DPPPerPlane,
+ dummy5,
+ dummy6,
+ dummy3,
+ dummy4,
+ mode_lib->vba.SwathHeightY,
+ mode_lib->vba.SwathHeightC,
+ mode_lib->vba.DETBufferSizeY,
+ mode_lib->vba.DETBufferSizeC,
+ dummy7,
+ &dummysinglestring);
+}
+
+static bool CalculateBytePerPixelAnd256BBlockSizes(
+ enum source_format_class SourcePixelFormat,
+ enum dm_swizzle_mode SurfaceTiling,
+ unsigned int *BytePerPixelY,
+ unsigned int *BytePerPixelC,
+ double *BytePerPixelDETY,
+ double *BytePerPixelDETC,
+ unsigned int *BlockHeight256BytesY,
+ unsigned int *BlockHeight256BytesC,
+ unsigned int *BlockWidth256BytesY,
+ unsigned int *BlockWidth256BytesC)
+{
+ if (SourcePixelFormat == dm_444_64) {
+ *BytePerPixelDETY = 8;
+ *BytePerPixelDETC = 0;
+ *BytePerPixelY = 8;
+ *BytePerPixelC = 0;
+ } else if (SourcePixelFormat == dm_444_32 || SourcePixelFormat == dm_rgbe) {
+ *BytePerPixelDETY = 4;
+ *BytePerPixelDETC = 0;
+ *BytePerPixelY = 4;
+ *BytePerPixelC = 0;
+ } else if (SourcePixelFormat == dm_444_16 || SourcePixelFormat == dm_444_16) {
+ *BytePerPixelDETY = 2;
+ *BytePerPixelDETC = 0;
+ *BytePerPixelY = 2;
+ *BytePerPixelC = 0;
+ } else if (SourcePixelFormat == dm_444_8) {
+ *BytePerPixelDETY = 1;
+ *BytePerPixelDETC = 0;
+ *BytePerPixelY = 1;
+ *BytePerPixelC = 0;
+ } else if (SourcePixelFormat == dm_rgbe_alpha) {
+ *BytePerPixelDETY = 4;
+ *BytePerPixelDETC = 1;
+ *BytePerPixelY = 4;
+ *BytePerPixelC = 1;
+ } else if (SourcePixelFormat == dm_420_8) {
+ *BytePerPixelDETY = 1;
+ *BytePerPixelDETC = 2;
+ *BytePerPixelY = 1;
+ *BytePerPixelC = 2;
+ } else if (SourcePixelFormat == dm_420_12) {
+ *BytePerPixelDETY = 2;
+ *BytePerPixelDETC = 4;
+ *BytePerPixelY = 2;
+ *BytePerPixelC = 4;
+ } else {
+ *BytePerPixelDETY = 4.0 / 3;
+ *BytePerPixelDETC = 8.0 / 3;
+ *BytePerPixelY = 2;
+ *BytePerPixelC = 4;
+ }
+
+ if ((SourcePixelFormat == dm_444_64 || SourcePixelFormat == dm_444_32
+ || SourcePixelFormat == dm_444_16 || SourcePixelFormat == dm_444_8
+ || SourcePixelFormat == dm_mono_16 || SourcePixelFormat == dm_mono_8
+ || SourcePixelFormat == dm_rgbe)) {
+ if (SurfaceTiling == dm_sw_linear) {
+ *BlockHeight256BytesY = 1;
+ } else if (SourcePixelFormat == dm_444_64) {
+ *BlockHeight256BytesY = 4;
+ } else if (SourcePixelFormat == dm_444_8) {
+ *BlockHeight256BytesY = 16;
+ } else {
+ *BlockHeight256BytesY = 8;
+ }
+ *BlockWidth256BytesY = 256U / *BytePerPixelY / *BlockHeight256BytesY;
+ *BlockHeight256BytesC = 0;
+ *BlockWidth256BytesC = 0;
+ } else {
+ if (SurfaceTiling == dm_sw_linear) {
+ *BlockHeight256BytesY = 1;
+ *BlockHeight256BytesC = 1;
+ } else if (SourcePixelFormat == dm_rgbe_alpha) {
+ *BlockHeight256BytesY = 8;
+ *BlockHeight256BytesC = 16;
+ } else if (SourcePixelFormat == dm_420_8) {
+ *BlockHeight256BytesY = 16;
+ *BlockHeight256BytesC = 8;
+ } else {
+ *BlockHeight256BytesY = 8;
+ *BlockHeight256BytesC = 8;
+ }
+ *BlockWidth256BytesY = 256U / *BytePerPixelY / *BlockHeight256BytesY;
+ *BlockWidth256BytesC = 256U / *BytePerPixelC / *BlockHeight256BytesC;
+ }
+ return true;
+}
+
+static double CalculateTWait(
+ unsigned int PrefetchMode,
+ double DRAMClockChangeLatency,
+ double UrgentLatency,
+ double SREnterPlusExitTime)
+{
+ if (PrefetchMode == 0) {
+ return dml_max(DRAMClockChangeLatency + UrgentLatency,
+ dml_max(SREnterPlusExitTime, UrgentLatency));
+ } else if (PrefetchMode == 1) {
+ return dml_max(SREnterPlusExitTime, UrgentLatency);
+ } else {
+ return UrgentLatency;
+ }
+}
+
+double dml30_CalculateWriteBackDISPCLK(
+ enum source_format_class WritebackPixelFormat,
+ double PixelClock,
+ double WritebackHRatio,
+ double WritebackVRatio,
+ unsigned int WritebackHTaps,
+ unsigned int WritebackVTaps,
+ long WritebackSourceWidth,
+ long WritebackDestinationWidth,
+ unsigned int HTotal,
+ unsigned int WritebackLineBufferSize)
+{
+ double DISPCLK_H = 0, DISPCLK_V = 0, DISPCLK_HB = 0;
+
+ DISPCLK_H = PixelClock * dml_ceil(WritebackHTaps / 8.0, 1) / WritebackHRatio;
+ DISPCLK_V = PixelClock * (WritebackVTaps * dml_ceil(WritebackDestinationWidth / 6.0, 1) + 8.0) / HTotal;
+ DISPCLK_HB = PixelClock * WritebackVTaps * (WritebackDestinationWidth * WritebackVTaps - WritebackLineBufferSize / 57.0) / 6.0 / WritebackSourceWidth;
+ return dml_max3(DISPCLK_H, DISPCLK_V, DISPCLK_HB);
+}
+
+static double CalculateWriteBackDelay(
+ enum source_format_class WritebackPixelFormat,
+ double WritebackHRatio,
+ double WritebackVRatio,
+ unsigned int WritebackVTaps,
+ long WritebackDestinationWidth,
+ long WritebackDestinationHeight,
+ long WritebackSourceHeight,
+ unsigned int HTotal)
+{
+ double CalculateWriteBackDelay = 0;
+ double Line_length = 0;
+ double Output_lines_last_notclamped = 0;
+ double WritebackVInit = 0;
+
+ WritebackVInit = (WritebackVRatio + WritebackVTaps + 1) / 2;
+ Line_length = dml_max((double) WritebackDestinationWidth, dml_ceil(WritebackDestinationWidth / 6.0, 1) * WritebackVTaps);
+ Output_lines_last_notclamped = WritebackDestinationHeight - 1 - dml_ceil((WritebackSourceHeight - WritebackVInit) / WritebackVRatio, 1);
+ if (Output_lines_last_notclamped < 0) {
+ CalculateWriteBackDelay = 0;
+ } else {
+ CalculateWriteBackDelay = Output_lines_last_notclamped * Line_length + (HTotal - WritebackDestinationWidth) + 80;
+ }
+ return CalculateWriteBackDelay;
+}
+
+
+static void CalculateDynamicMetadataParameters(int MaxInterDCNTileRepeaters, double DPPCLK, double DISPCLK,
+ double DCFClkDeepSleep, double PixelClock, long HTotal, long VBlank, long DynamicMetadataTransmittedBytes,
+ long DynamicMetadataLinesBeforeActiveRequired, int InterlaceEnable, bool ProgressiveToInterlaceUnitInOPP,
+ double *Tsetup, double *Tdmbf, double *Tdmec, double *Tdmsks)
+{
+ double TotalRepeaterDelayTime = 0;
+ double VUpdateWidthPix = 0;
+ double VReadyOffsetPix = 0;
+ double VUpdateOffsetPix = 0;
+ TotalRepeaterDelayTime = MaxInterDCNTileRepeaters * (2 / DPPCLK + 3 / DISPCLK);
+ VUpdateWidthPix = (14 / DCFClkDeepSleep + 12 / DPPCLK + TotalRepeaterDelayTime) * PixelClock;
+ VReadyOffsetPix = dml_max(150.0 / DPPCLK, TotalRepeaterDelayTime + 20 / DCFClkDeepSleep + 10 / DPPCLK) * PixelClock;
+ VUpdateOffsetPix = dml_ceil(HTotal / 4.0, 1);
+ *Tsetup = (VUpdateOffsetPix + VUpdateWidthPix + VReadyOffsetPix) / PixelClock;
+ *Tdmbf = DynamicMetadataTransmittedBytes / 4.0 / DISPCLK;
+ *Tdmec = HTotal / PixelClock;
+ if (DynamicMetadataLinesBeforeActiveRequired == 0) {
+ *Tdmsks = VBlank * HTotal / PixelClock / 2.0;
+ } else {
+ *Tdmsks = DynamicMetadataLinesBeforeActiveRequired * HTotal / PixelClock;
+ }
+ if (InterlaceEnable == 1 && ProgressiveToInterlaceUnitInOPP == false) {
+ *Tdmsks = *Tdmsks / 2;
+ }
+}
+
+static void CalculateRowBandwidth(
+ bool GPUVMEnable,
+ enum source_format_class SourcePixelFormat,
+ double VRatio,
+ double VRatioChroma,
+ 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)
+{
+ if (DCCEnable != true) {
+ *meta_row_bw = 0;
+ } else if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10 || SourcePixelFormat == dm_420_12 || SourcePixelFormat == dm_rgbe_alpha) {
+ *meta_row_bw = VRatio * MetaRowByteLuma / (meta_row_height_luma * LineTime)
+ + VRatioChroma * MetaRowByteChroma
+ / (meta_row_height_chroma * LineTime);
+ } else {
+ *meta_row_bw = VRatio * MetaRowByteLuma / (meta_row_height_luma * LineTime);
+ }
+
+ if (GPUVMEnable != true) {
+ *dpte_row_bw = 0;
+ } else if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10 || SourcePixelFormat == dm_420_12 || SourcePixelFormat == dm_rgbe_alpha) {
+ *dpte_row_bw = VRatio * PixelPTEBytesPerRowLuma / (dpte_row_height_luma * LineTime)
+ + VRatioChroma * PixelPTEBytesPerRowChroma
+ / (dpte_row_height_chroma * LineTime);
+ } else {
+ *dpte_row_bw = VRatio * PixelPTEBytesPerRowLuma / (dpte_row_height_luma * LineTime);
+ }
+}
+
+static void CalculateFlipSchedule(
+ struct display_mode_lib *mode_lib,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ double UrgentExtraLatency,
+ double UrgentLatency,
+ unsigned int GPUVMMaxPageTableLevels,
+ bool HostVMEnable,
+ unsigned int HostVMMaxNonCachedPageTableLevels,
+ bool GPUVMEnable,
+ double HostVMMinPageSize,
+ double PDEAndMetaPTEBytesPerFrame,
+ double MetaRowBytes,
+ double DPTEBytesPerRow,
+ double BandwidthAvailableForImmediateFlip,
+ unsigned int TotImmediateFlipBytes,
+ enum source_format_class SourcePixelFormat,
+ double LineTime,
+ double VRatio,
+ double VRatioChroma,
+ double Tno_bw,
+ bool DCCEnable,
+ unsigned int dpte_row_height,
+ unsigned int meta_row_height,
+ unsigned int dpte_row_height_chroma,
+ unsigned int meta_row_height_chroma,
+ double *DestinationLinesToRequestVMInImmediateFlip,
+ double *DestinationLinesToRequestRowInImmediateFlip,
+ double *final_flip_bw,
+ bool *ImmediateFlipSupportedForPipe)
+{
+ double min_row_time = 0.0;
+ unsigned int HostVMDynamicLevelsTrips = 0;
+ double TimeForFetchingMetaPTEImmediateFlip = 0;
+ double TimeForFetchingRowInVBlankImmediateFlip = 0;
+ double ImmediateFlipBW = 0;
+ double HostVMInefficiencyFactor = 0;
+
+ if (GPUVMEnable == true && HostVMEnable == true) {
+ HostVMInefficiencyFactor = PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData / PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly;
+ HostVMDynamicLevelsTrips = HostVMMaxNonCachedPageTableLevels;
+ } else {
+ HostVMInefficiencyFactor = 1;
+ HostVMDynamicLevelsTrips = 0;
+ }
+
+ if (GPUVMEnable == true || DCCEnable == true) {
+ ImmediateFlipBW = (PDEAndMetaPTEBytesPerFrame + MetaRowBytes + DPTEBytesPerRow) * BandwidthAvailableForImmediateFlip / TotImmediateFlipBytes;
+ }
+
+ if (GPUVMEnable == true) {
+ TimeForFetchingMetaPTEImmediateFlip = dml_max3(Tno_bw + PDEAndMetaPTEBytesPerFrame * HostVMInefficiencyFactor / ImmediateFlipBW,
+ UrgentExtraLatency + UrgentLatency * (GPUVMMaxPageTableLevels * (HostVMDynamicLevelsTrips + 1) - 1), LineTime / 4.0);
+ } else {
+ TimeForFetchingMetaPTEImmediateFlip = 0;
+ }
+
+ *DestinationLinesToRequestVMInImmediateFlip = dml_ceil(4.0 * (TimeForFetchingMetaPTEImmediateFlip / LineTime), 1) / 4.0;
+ if ((GPUVMEnable == true || DCCEnable == true)) {
+ TimeForFetchingRowInVBlankImmediateFlip = dml_max3((MetaRowBytes + DPTEBytesPerRow * HostVMInefficiencyFactor) / ImmediateFlipBW,
+ UrgentLatency * (HostVMDynamicLevelsTrips + 1), LineTime / 4);
+ } else {
+ TimeForFetchingRowInVBlankImmediateFlip = 0;
+ }
+
+ *DestinationLinesToRequestRowInImmediateFlip = dml_ceil(4.0 * (TimeForFetchingRowInVBlankImmediateFlip / LineTime), 1) / 4.0;
+
+ if (GPUVMEnable == true) {
+ *final_flip_bw = dml_max(PDEAndMetaPTEBytesPerFrame * HostVMInefficiencyFactor / (*DestinationLinesToRequestVMInImmediateFlip * LineTime),
+ (MetaRowBytes + DPTEBytesPerRow * HostVMInefficiencyFactor) / (*DestinationLinesToRequestRowInImmediateFlip * LineTime));
+ } else if ((GPUVMEnable == true || DCCEnable == true)) {
+ *final_flip_bw = (MetaRowBytes + DPTEBytesPerRow * HostVMInefficiencyFactor) / (*DestinationLinesToRequestRowInImmediateFlip * LineTime);
+ } else {
+ *final_flip_bw = 0;
+ }
+
+
+ if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10 || SourcePixelFormat == dm_rgbe_alpha) {
+ if (GPUVMEnable == true && DCCEnable != true) {
+ min_row_time = dml_min(dpte_row_height * LineTime / VRatio, dpte_row_height_chroma * LineTime / VRatioChroma);
+ } else if (GPUVMEnable != true && DCCEnable == true) {
+ min_row_time = dml_min(meta_row_height * LineTime / VRatio, meta_row_height_chroma * LineTime / VRatioChroma);
+ } else {
+ min_row_time = dml_min4(dpte_row_height * LineTime / VRatio, meta_row_height * LineTime / VRatio,
+ dpte_row_height_chroma * LineTime / VRatioChroma, meta_row_height_chroma * LineTime / VRatioChroma);
+ }
+ } else {
+ if (GPUVMEnable == true && DCCEnable != true) {
+ min_row_time = dpte_row_height * LineTime / VRatio;
+ } else if (GPUVMEnable != true && DCCEnable == true) {
+ min_row_time = meta_row_height * LineTime / VRatio;
+ } else {
+ min_row_time = dml_min(dpte_row_height * LineTime / VRatio, meta_row_height * LineTime / VRatio);
+ }
+ }
+
+ if (*DestinationLinesToRequestVMInImmediateFlip >= 32 || *DestinationLinesToRequestRowInImmediateFlip >= 16
+ || TimeForFetchingMetaPTEImmediateFlip + 2 * TimeForFetchingRowInVBlankImmediateFlip > min_row_time) {
+ *ImmediateFlipSupportedForPipe = false;
+ } else {
+ *ImmediateFlipSupportedForPipe = true;
+ }
+}
+
+static double TruncToValidBPP(
+ double LinkBitRate,
+ int Lanes,
+ long HTotal,
+ long HActive,
+ double PixelClock,
+ double DesiredBPP,
+ bool DSCEnable,
+ enum output_encoder_class Output,
+ enum output_format_class Format,
+ unsigned int DSCInputBitPerComponent,
+ int DSCSlices,
+ int AudioRate,
+ int AudioLayout,
+ enum odm_combine_mode ODMCombine)
+{
+ double MaxLinkBPP = 0;
+ int MinDSCBPP = 0;
+ double MaxDSCBPP = 0;
+ int NonDSCBPP0 = 0;
+ int NonDSCBPP1 = 0;
+ int NonDSCBPP2 = 0;
+
+ if (Format == dm_420) {
+ NonDSCBPP0 = 12;
+ NonDSCBPP1 = 15;
+ NonDSCBPP2 = 18;
+ MinDSCBPP = 6;
+ MaxDSCBPP = 1.5 * DSCInputBitPerComponent - 1.0 / 16;
+ } else if (Format == dm_444) {
+ NonDSCBPP0 = 24;
+ NonDSCBPP1 = 30;
+ NonDSCBPP2 = 36;
+ MinDSCBPP = 8;
+ MaxDSCBPP = 3 * DSCInputBitPerComponent - 1.0 / 16;
+ } else {
+ if (Output == dm_hdmi) {
+ NonDSCBPP0 = 24;
+ NonDSCBPP1 = 24;
+ NonDSCBPP2 = 24;
+ }
+ else {
+ NonDSCBPP0 = 16;
+ NonDSCBPP1 = 20;
+ NonDSCBPP2 = 24;
+ }
+
+ if (Format == dm_n422) {
+ MinDSCBPP = 7;
+ MaxDSCBPP = 2 * DSCInputBitPerComponent - 1.0 / 16.0;
+ }
+ else {
+ MinDSCBPP = 8;
+ MaxDSCBPP = 3 * DSCInputBitPerComponent - 1.0 / 16.0;
+ }
+ }
+
+ if (DSCEnable && Output == dm_dp) {
+ MaxLinkBPP = LinkBitRate / 10 * 8 * Lanes / PixelClock * (1 - 2.4 / 100);
+ } else {
+ MaxLinkBPP = LinkBitRate / 10 * 8 * Lanes / PixelClock;
+ }
+
+ if (ODMCombine == dm_odm_combine_mode_4to1 && MaxLinkBPP > 16) {
+ MaxLinkBPP = 16;
+ } else if (ODMCombine == dm_odm_combine_mode_2to1 && MaxLinkBPP > 32) {
+ MaxLinkBPP = 32;
+ }
+
+
+ if (DesiredBPP == 0) {
+ if (DSCEnable) {
+ if (MaxLinkBPP < MinDSCBPP) {
+ return BPP_INVALID;
+ } else if (MaxLinkBPP >= MaxDSCBPP) {
+ return MaxDSCBPP;
+ } else {
+ return dml_floor(16.0 * MaxLinkBPP, 1.0) / 16.0;
+ }
+ } else {
+ if (MaxLinkBPP >= NonDSCBPP2) {
+ return NonDSCBPP2;
+ } else if (MaxLinkBPP >= NonDSCBPP1) {
+ return NonDSCBPP1;
+ } else if (MaxLinkBPP >= NonDSCBPP0) {
+ return NonDSCBPP0;
+ } else {
+ return BPP_INVALID;
+ }
+ }
+ } else {
+ if (!((DSCEnable == false && (DesiredBPP == NonDSCBPP2 || DesiredBPP == NonDSCBPP1 || DesiredBPP == NonDSCBPP0)) ||
+ (DSCEnable && DesiredBPP >= MinDSCBPP && DesiredBPP <= MaxDSCBPP))) {
+ return BPP_INVALID;
+ } else {
+ return DesiredBPP;
+ }
+ }
+ return BPP_INVALID;
+}
+
+void dml30_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib)
+{
+ struct vba_vars_st *v = &mode_lib->vba;
+ int MinPrefetchMode = 0;
+ int MaxPrefetchMode = 2;
+ int i;
+ unsigned int j, k, m;
+ bool EnoughWritebackUnits = true;
+ bool WritebackModeSupport = true;
+ bool ViewportExceedsSurface = false;
+ double MaxTotalVActiveRDBandwidth = 0;
+ long ReorderingBytes = 0;
+ bool NotUrgentLatencyHiding[DC__NUM_DPP__MAX] = { 0 };
+
+ /*MODE SUPPORT, VOLTAGE STATE AND SOC CONFIGURATION*/
+
+ /*Scale Ratio, taps Support Check*/
+
+ v->ScaleRatioAndTapsSupport = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->ScalerEnabled[k] == false
+ && ((v->SourcePixelFormat[k] != dm_444_64
+ && v->SourcePixelFormat[k] != dm_444_32
+ && v->SourcePixelFormat[k] != dm_444_16
+ && v->SourcePixelFormat[k] != dm_mono_16
+ && v->SourcePixelFormat[k] != dm_mono_8
+ && v->SourcePixelFormat[k] != dm_rgbe
+ && v->SourcePixelFormat[k] != dm_rgbe_alpha)
+ || v->HRatio[k] != 1.0
+ || v->htaps[k] != 1.0
+ || v->VRatio[k] != 1.0
+ || v->vtaps[k] != 1.0)) {
+ v->ScaleRatioAndTapsSupport = false;
+ } else if (v->vtaps[k] < 1.0 || v->vtaps[k] > 8.0
+ || v->htaps[k] < 1.0 || v->htaps[k] > 8.0
+ || (v->htaps[k] > 1.0
+ && (v->htaps[k] % 2) == 1)
+ || v->HRatio[k] > v->MaxHSCLRatio
+ || v->VRatio[k] > v->MaxVSCLRatio
+ || v->HRatio[k] > v->htaps[k]
+ || v->VRatio[k] > v->vtaps[k]
+ || (v->SourcePixelFormat[k] != dm_444_64
+ && v->SourcePixelFormat[k] != dm_444_32
+ && v->SourcePixelFormat[k] != dm_444_16
+ && v->SourcePixelFormat[k] != dm_mono_16
+ && v->SourcePixelFormat[k] != dm_mono_8
+ && v->SourcePixelFormat[k] != dm_rgbe
+ && (v->VTAPsChroma[k] < 1
+ || v->VTAPsChroma[k] > 8
+ || v->HTAPsChroma[k] < 1
+ || v->HTAPsChroma[k] > 8
+ || (v->HTAPsChroma[k] > 1 && v->HTAPsChroma[k] % 2 == 1)
+ || v->HRatioChroma[k] > v->MaxHSCLRatio
+ || v->VRatioChroma[k] > v->MaxVSCLRatio
+ || v->HRatioChroma[k] > v->HTAPsChroma[k]
+ || v->VRatioChroma[k] > v->VTAPsChroma[k]))) {
+ v->ScaleRatioAndTapsSupport = false;
+ }
+ }
+ /*Source Format, Pixel Format and Scan Support Check*/
+
+ v->SourceFormatPixelAndScanSupport = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if ((v->SurfaceTiling[k] == dm_sw_linear && (!(v->SourceScan[k] != dm_vert) || v->DCCEnable[k] == true))
+ || ((v->SurfaceTiling[k] == dm_sw_64kb_d || v->SurfaceTiling[k] == dm_sw_64kb_d_t || v->SurfaceTiling[k] == dm_sw_64kb_d_x)
+ && !(v->SourcePixelFormat[k] == dm_444_64))) {
+ v->SourceFormatPixelAndScanSupport = false;
+ }
+ }
+ /*Bandwidth Support Check*/
+
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ CalculateBytePerPixelAnd256BBlockSizes(
+ v->SourcePixelFormat[k],
+ v->SurfaceTiling[k],
+ &v->BytePerPixelY[k],
+ &v->BytePerPixelC[k],
+ &v->BytePerPixelInDETY[k],
+ &v->BytePerPixelInDETC[k],
+ &v->Read256BlockHeightY[k],
+ &v->Read256BlockHeightC[k],
+ &v->Read256BlockWidthY[k],
+ &v->Read256BlockWidthC[k]);
+ }
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->SourceScan[k] != dm_vert) {
+ v->SwathWidthYSingleDPP[k] = v->ViewportWidth[k];
+ v->SwathWidthCSingleDPP[k] = v->ViewportWidthChroma[k];
+ } else {
+ v->SwathWidthYSingleDPP[k] = v->ViewportHeight[k];
+ v->SwathWidthCSingleDPP[k] = v->ViewportHeightChroma[k];
+ }
+ }
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->ReadBandwidthLuma[k] = v->SwathWidthYSingleDPP[k] * dml_ceil(v->BytePerPixelInDETY[k], 1.0) / (v->HTotal[k] / v->PixelClock[k]) * v->VRatio[k];
+ v->ReadBandwidthChroma[k] = v->SwathWidthYSingleDPP[k] / 2 * dml_ceil(v->BytePerPixelInDETC[k], 2.0) / (v->HTotal[k] / v->PixelClock[k]) * v->VRatio[k] / 2.0;
+ }
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->WritebackEnable[k] == true
+ && v->WritebackPixelFormat[k] == dm_444_64) {
+ v->WriteBandwidth[k] = v->WritebackDestinationWidth[k]
+ * v->WritebackDestinationHeight[k]
+ / (v->WritebackSourceHeight[k]
+ * v->HTotal[k]
+ / v->PixelClock[k]) * 8.0;
+ } else if (v->WritebackEnable[k] == true) {
+ v->WriteBandwidth[k] = v->WritebackDestinationWidth[k]
+ * v->WritebackDestinationHeight[k]
+ / (v->WritebackSourceHeight[k]
+ * v->HTotal[k]
+ / v->PixelClock[k]) * 4.0;
+ } else {
+ v->WriteBandwidth[k] = 0.0;
+ }
+ }
+
+ /*Writeback Latency support check*/
+
+ v->WritebackLatencySupport = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->WritebackEnable[k] == true) {
+ if (v->WritebackConfiguration == dm_whole_buffer_for_single_stream_no_interleave ||
+ v->WritebackConfiguration == dm_whole_buffer_for_single_stream_interleave) {
+ if (v->WriteBandwidth[k]
+ > 2.0 * v->WritebackInterfaceBufferSize * 1024
+ / v->WritebackLatency) {
+ v->WritebackLatencySupport = false;
+ }
+ } else {
+ if (v->WriteBandwidth[k]
+ > v->WritebackInterfaceBufferSize * 1024
+ / v->WritebackLatency) {
+ v->WritebackLatencySupport = false;
+ }
+ }
+ }
+ }
+
+ /*Writeback Mode Support Check*/
+
+ v->TotalNumberOfActiveWriteback = 0;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->WritebackEnable[k] == true) {
+ v->TotalNumberOfActiveWriteback =
+ v->TotalNumberOfActiveWriteback + 1;
+ }
+ }
+
+ if (v->TotalNumberOfActiveWriteback > v->MaxNumWriteback) {
+ EnoughWritebackUnits = false;
+ }
+ if (!v->WritebackSupportInterleaveAndUsingWholeBufferForASingleStream
+ && (v->WritebackConfiguration == dm_whole_buffer_for_single_stream_no_interleave
+ || v->WritebackConfiguration == dm_whole_buffer_for_single_stream_interleave)) {
+
+ WritebackModeSupport = false;
+ }
+ if (v->WritebackConfiguration == dm_whole_buffer_for_single_stream_no_interleave && v->TotalNumberOfActiveWriteback > 1) {
+ WritebackModeSupport = false;
+ }
+
+ /*Writeback Scale Ratio and Taps Support Check*/
+
+ v->WritebackScaleRatioAndTapsSupport = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->WritebackEnable[k] == true) {
+ if (v->WritebackHRatio[k] > v->WritebackMaxHSCLRatio
+ || v->WritebackVRatio[k]
+ > v->WritebackMaxVSCLRatio
+ || v->WritebackHRatio[k]
+ < v->WritebackMinHSCLRatio
+ || v->WritebackVRatio[k]
+ < v->WritebackMinVSCLRatio
+ || v->WritebackHTaps[k]
+ > v->WritebackMaxHSCLTaps
+ || v->WritebackVTaps[k]
+ > v->WritebackMaxVSCLTaps
+ || v->WritebackHRatio[k]
+ > v->WritebackHTaps[k]
+ || v->WritebackVRatio[k]
+ > v->WritebackVTaps[k]
+ || (v->WritebackHTaps[k] > 2.0
+ && ((v->WritebackHTaps[k] % 2)
+ == 1))) {
+ v->WritebackScaleRatioAndTapsSupport = false;
+ }
+ if (2.0 * v->WritebackDestinationWidth[k] * (v->WritebackVTaps[k] - 1) * 57 > v->WritebackLineBufferSize) {
+ v->WritebackScaleRatioAndTapsSupport = false;
+ }
+ }
+ }
+ /*Maximum DISPCLK/DPPCLK Support check*/
+
+ v->WritebackRequiredDISPCLK = 0.0;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->WritebackEnable[k] == true) {
+ v->WritebackRequiredDISPCLK = dml_max(v->WritebackRequiredDISPCLK,
+ dml30_CalculateWriteBackDISPCLK(
+ v->WritebackPixelFormat[k],
+ v->PixelClock[k],
+ v->WritebackHRatio[k],
+ v->WritebackVRatio[k],
+ v->WritebackHTaps[k],
+ v->WritebackVTaps[k],
+ v->WritebackSourceWidth[k],
+ v->WritebackDestinationWidth[k],
+ v->HTotal[k],
+ v->WritebackLineBufferSize));
+ }
+ }
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->HRatio[k] > 1.0) {
+ v->PSCL_FACTOR[k] = dml_min(v->MaxDCHUBToPSCLThroughput, v->MaxPSCLToLBThroughput * v->HRatio[k] / dml_ceil(v->htaps[k] / 6.0, 1.0));
+ } else {
+ v->PSCL_FACTOR[k] = dml_min(v->MaxDCHUBToPSCLThroughput, v->MaxPSCLToLBThroughput);
+ }
+ if (v->BytePerPixelC[k] == 0.0) {
+ v->PSCL_FACTOR_CHROMA[k] = 0.0;
+ v->MinDPPCLKUsingSingleDPP[k] = v->PixelClock[k]
+ * dml_max3(v->vtaps[k] / 6.0 * dml_min(1.0, v->HRatio[k]), v->HRatio[k] * v->VRatio[k] / v->PSCL_FACTOR[k], 1.0);
+ if ((v->htaps[k] > 6.0 || v->vtaps[k] > 6.0) && v->MinDPPCLKUsingSingleDPP[k] < 2.0 * v->PixelClock[k]) {
+ v->MinDPPCLKUsingSingleDPP[k] = 2.0 * v->PixelClock[k];
+ }
+ } else {
+ if (v->HRatioChroma[k] > 1.0) {
+ v->PSCL_FACTOR_CHROMA[k] = dml_min(v->MaxDCHUBToPSCLThroughput,
+ v->MaxPSCLToLBThroughput * v->HRatioChroma[k] / dml_ceil(v->HTAPsChroma[k] / 6.0, 1.0));
+ } else {
+ v->PSCL_FACTOR_CHROMA[k] = dml_min(v->MaxDCHUBToPSCLThroughput, v->MaxPSCLToLBThroughput);
+ }
+ v->MinDPPCLKUsingSingleDPP[k] = v->PixelClock[k] * dml_max5(v->vtaps[k] / 6.0 * dml_min(1.0, v->HRatio[k]),
+ v->HRatio[k] * v->VRatio[k] / v->PSCL_FACTOR[k],
+ v->VTAPsChroma[k] / 6.0 * dml_min(1.0, v->HRatioChroma[k]),
+ v->HRatioChroma[k] * v->VRatioChroma[k] / v->PSCL_FACTOR_CHROMA[k],
+ 1.0);
+ if ((v->htaps[k] > 6.0 || v->vtaps[k] > 6.0 || v->HTAPsChroma[k] > 6.0 || v->VTAPsChroma[k] > 6.0)
+ && v->MinDPPCLKUsingSingleDPP[k] < 2.0 * v->PixelClock[k]) {
+ v->MinDPPCLKUsingSingleDPP[k] = 2.0 * v->PixelClock[k];
+ }
+ }
+ }
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ int MaximumSwathWidthSupportLuma = 0;
+ int MaximumSwathWidthSupportChroma = 0;
+
+ if (v->SurfaceTiling[k] == dm_sw_linear) {
+ MaximumSwathWidthSupportLuma = 8192.0;
+ } else if (v->SourceScan[k] == dm_vert && v->BytePerPixelC[k] > 0) {
+ MaximumSwathWidthSupportLuma = 2880.0;
+ } else {
+ MaximumSwathWidthSupportLuma = 5760.0;
+ }
+
+ if (v->SourcePixelFormat[k] == dm_420_8 || v->SourcePixelFormat[k] == dm_420_10 || v->SourcePixelFormat[k] == dm_420_12) {
+ MaximumSwathWidthSupportChroma = MaximumSwathWidthSupportLuma / 2.0;
+ } else {
+ MaximumSwathWidthSupportChroma = MaximumSwathWidthSupportLuma;
+ }
+ v->MaximumSwathWidthInLineBufferLuma = v->LineBufferSize * dml_max(v->HRatio[k], 1.0) / v->LBBitPerPixel[k]
+ / (v->vtaps[k] + dml_max(dml_ceil(v->VRatio[k], 1.0) - 2, 0.0));
+ if (v->BytePerPixelC[k] == 0.0) {
+ v->MaximumSwathWidthInLineBufferChroma = 0;
+ } else {
+ v->MaximumSwathWidthInLineBufferChroma = v->LineBufferSize * dml_max(v->HRatioChroma[k], 1.0) / v->LBBitPerPixel[k]
+ / (v->VTAPsChroma[k] + dml_max(dml_ceil(v->VRatioChroma[k], 1.0) - 2, 0.0));
+ }
+ v->MaximumSwathWidthLuma[k] = dml_min(MaximumSwathWidthSupportLuma, v->MaximumSwathWidthInLineBufferLuma);
+ v->MaximumSwathWidthChroma[k] = dml_min(MaximumSwathWidthSupportChroma, v->MaximumSwathWidthInLineBufferChroma);
+ }
+
+ CalculateSwathAndDETConfiguration(
+ true,
+ v->NumberOfActivePlanes,
+ v->DETBufferSizeInKByte,
+ v->MaximumSwathWidthLuma,
+ v->MaximumSwathWidthChroma,
+ v->SourceScan,
+ v->SourcePixelFormat,
+ v->SurfaceTiling,
+ v->ViewportWidth,
+ v->ViewportHeight,
+ v->SurfaceWidthY,
+ v->SurfaceWidthC,
+ v->SurfaceHeightY,
+ v->SurfaceHeightC,
+ v->Read256BlockHeightY,
+ v->Read256BlockHeightC,
+ v->Read256BlockWidthY,
+ v->Read256BlockWidthC,
+ v->odm_combine_dummy,
+ v->BlendingAndTiming,
+ v->BytePerPixelY,
+ v->BytePerPixelC,
+ v->BytePerPixelInDETY,
+ v->BytePerPixelInDETC,
+ v->HActive,
+ v->HRatio,
+ v->HRatioChroma,
+ v->DPPPerPlane,
+ v->swath_width_luma_ub,
+ v->swath_width_chroma_ub,
+ v->SwathWidthY,
+ v->SwathWidthC,
+ v->SwathHeightY,
+ v->SwathHeightC,
+ v->DETBufferSizeY,
+ v->DETBufferSizeC,
+ v->SingleDPPViewportSizeSupportPerPlane,
+ &v->ViewportSizeSupport[0][0]);
+
+ for (i = 0; i < v->soc.num_states; i++) {
+ for (j = 0; j < 2; j++) {
+ v->MaxDispclkRoundedDownToDFSGranularity = RoundToDFSGranularityDown(v->MaxDispclk[i], v->DISPCLKDPPCLKVCOSpeed);
+ v->MaxDppclkRoundedDownToDFSGranularity = RoundToDFSGranularityDown(v->MaxDppclk[i], v->DISPCLKDPPCLKVCOSpeed);
+ v->RequiredDISPCLK[i][j] = 0.0;
+ v->DISPCLK_DPPCLK_Support[i][j] = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->PlaneRequiredDISPCLKWithoutODMCombine = v->PixelClock[k] * (1.0 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0)
+ * (1.0 + v->DISPCLKRampingMargin / 100.0);
+ if ((v->PlaneRequiredDISPCLKWithoutODMCombine >= v->MaxDispclk[i] && v->MaxDispclk[i] == v->MaxDispclk[mode_lib->soc.num_states]
+ && v->MaxDppclk[i] == v->MaxDppclk[mode_lib->soc.num_states])) {
+ v->PlaneRequiredDISPCLKWithoutODMCombine = v->PixelClock[k] * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0);
+ }
+ v->PlaneRequiredDISPCLKWithODMCombine2To1 = v->PixelClock[k] / 2 * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0)
+ * (1 + v->DISPCLKRampingMargin / 100.0);
+ if ((v->PlaneRequiredDISPCLKWithODMCombine2To1 >= v->MaxDispclk[i] && v->MaxDispclk[i] == v->MaxDispclk[mode_lib->soc.num_states]
+ && v->MaxDppclk[i] == v->MaxDppclk[mode_lib->soc.num_states])) {
+ v->PlaneRequiredDISPCLKWithODMCombine2To1 = v->PixelClock[k] / 2 * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0);
+ }
+ v->PlaneRequiredDISPCLKWithODMCombine4To1 = v->PixelClock[k] / 4 * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0)
+ * (1 + v->DISPCLKRampingMargin / 100.0);
+ if ((v->PlaneRequiredDISPCLKWithODMCombine4To1 >= v->MaxDispclk[i] && v->MaxDispclk[i] == v->MaxDispclk[mode_lib->soc.num_states]
+ && v->MaxDppclk[i] == v->MaxDppclk[mode_lib->soc.num_states])) {
+ v->PlaneRequiredDISPCLKWithODMCombine4To1 = v->PixelClock[k] / 4 * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0);
+ }
+
+ if (v->ODMCombinePolicy == dm_odm_combine_policy_none) {
+ v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_disabled;
+ v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithoutODMCombine;
+ } else if (v->ODMCombinePolicy == dm_odm_combine_policy_2to1) {
+ v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_2to1;
+ v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithODMCombine2To1;
+ } else if (v->ODMCombinePolicy == dm_odm_combine_policy_4to1
+ || v->PlaneRequiredDISPCLKWithODMCombine2To1 > v->MaxDispclkRoundedDownToDFSGranularity) {
+ v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_4to1;
+ v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithODMCombine4To1;
+ } else if (v->PlaneRequiredDISPCLKWithoutODMCombine > v->MaxDispclkRoundedDownToDFSGranularity) {
+ v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_2to1;
+ v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithODMCombine2To1;
+ } else {
+ v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_disabled;
+ v->PlaneRequiredDISPCLK = v->PlaneRequiredDISPCLKWithoutODMCombine;
+ }
+
+ if (v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_4to1) {
+ v->MPCCombine[i][j][k] = false;
+ v->NoOfDPP[i][j][k] = 4;
+ v->RequiredDPPCLK[i][j][k] = v->MinDPPCLKUsingSingleDPP[k] * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) / 4;
+ } else if (v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) {
+ v->MPCCombine[i][j][k] = false;
+ v->NoOfDPP[i][j][k] = 2;
+ v->RequiredDPPCLK[i][j][k] = v->MinDPPCLKUsingSingleDPP[k] * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) / 2;
+ } else if ((v->WhenToDoMPCCombine == dm_mpc_never
+ || (v->MinDPPCLKUsingSingleDPP[k] * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) <= v->MaxDppclkRoundedDownToDFSGranularity
+ && v->SingleDPPViewportSizeSupportPerPlane[k] == true))) {
+ v->MPCCombine[i][j][k] = false;
+ v->NoOfDPP[i][j][k] = 1;
+ v->RequiredDPPCLK[i][j][k] = v->MinDPPCLKUsingSingleDPP[k] * (1.0 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0);
+ } else {
+ v->MPCCombine[i][j][k] = true;
+ v->NoOfDPP[i][j][k] = 2;
+ v->RequiredDPPCLK[i][j][k] = v->MinDPPCLKUsingSingleDPP[k] * (1.0 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) / 2.0;
+ }
+ v->RequiredDISPCLK[i][j] = dml_max(v->RequiredDISPCLK[i][j], v->PlaneRequiredDISPCLK);
+ if ((v->MinDPPCLKUsingSingleDPP[k] / v->NoOfDPP[i][j][k] * (1.0 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0)
+ > v->MaxDppclkRoundedDownToDFSGranularity) || (v->PlaneRequiredDISPCLK > v->MaxDispclkRoundedDownToDFSGranularity)) {
+ v->DISPCLK_DPPCLK_Support[i][j] = false;
+ }
+ }
+ v->TotalNumberOfActiveDPP[i][j] = 0;
+ v->TotalNumberOfSingleDPPPlanes[i][j] = 0;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->TotalNumberOfActiveDPP[i][j] = v->TotalNumberOfActiveDPP[i][j] + v->NoOfDPP[i][j][k];
+ if (v->NoOfDPP[i][j][k] == 1)
+ v->TotalNumberOfSingleDPPPlanes[i][j] = v->TotalNumberOfSingleDPPPlanes[i][j] + 1;
+ }
+ if (j == 1 && v->WhenToDoMPCCombine != dm_mpc_never) {
+ while (!(v->TotalNumberOfActiveDPP[i][j] >= v->MaxNumDPP || v->TotalNumberOfSingleDPPPlanes[i][j] == 0)) {
+ double BWOfNonSplitPlaneOfMaximumBandwidth = 0;
+ unsigned int NumberOfNonSplitPlaneOfMaximumBandwidth = 0;
+ BWOfNonSplitPlaneOfMaximumBandwidth = 0;
+ NumberOfNonSplitPlaneOfMaximumBandwidth = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->ReadBandwidthLuma[k] + v->ReadBandwidthChroma[k] > BWOfNonSplitPlaneOfMaximumBandwidth
+ && v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_disabled && v->MPCCombine[i][j][k] == false) {
+ BWOfNonSplitPlaneOfMaximumBandwidth = v->ReadBandwidthLuma[k] + v->ReadBandwidthChroma[k];
+ NumberOfNonSplitPlaneOfMaximumBandwidth = k;
+ }
+ }
+ v->MPCCombine[i][j][NumberOfNonSplitPlaneOfMaximumBandwidth] = true;
+ v->NoOfDPP[i][j][NumberOfNonSplitPlaneOfMaximumBandwidth] = 2;
+ v->RequiredDPPCLK[i][j][NumberOfNonSplitPlaneOfMaximumBandwidth] = v->MinDPPCLKUsingSingleDPP[NumberOfNonSplitPlaneOfMaximumBandwidth]
+ * (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100) / 2;
+ v->TotalNumberOfActiveDPP[i][j] = v->TotalNumberOfActiveDPP[i][j] + 1;
+ v->TotalNumberOfSingleDPPPlanes[i][j] = v->TotalNumberOfSingleDPPPlanes[i][j] + 1;
+ }
+ }
+ if (v->TotalNumberOfActiveDPP[i][j] > v->MaxNumDPP) {
+ v->RequiredDISPCLK[i][j] = 0.0;
+ v->DISPCLK_DPPCLK_Support[i][j] = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->ODMCombineEnablePerState[i][k] = dm_odm_combine_mode_disabled;
+ if (v->SingleDPPViewportSizeSupportPerPlane[k] == false && v->WhenToDoMPCCombine != dm_mpc_never) {
+ v->MPCCombine[i][j][k] = true;
+ v->NoOfDPP[i][j][k] = 2;
+ v->RequiredDPPCLK[i][j][k] = v->MinDPPCLKUsingSingleDPP[k] * (1.0 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) / 2.0;
+ } else {
+ v->MPCCombine[i][j][k] = false;
+ v->NoOfDPP[i][j][k] = 1;
+ v->RequiredDPPCLK[i][j][k] = v->MinDPPCLKUsingSingleDPP[k] * (1.0 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0);
+ }
+ if (!(v->MaxDispclk[i] == v->MaxDispclk[v->soc.num_states - 1] && v->MaxDppclk[i] == v->MaxDppclk[v->soc.num_states - 1])) {
+ v->PlaneRequiredDISPCLK = v->PixelClock[k] * (1.0 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0)
+ * (1.0 + v->DISPCLKRampingMargin / 100.0);
+ } else {
+ v->PlaneRequiredDISPCLK = v->PixelClock[k] * (1.0 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0);
+ }
+ v->RequiredDISPCLK[i][j] = dml_max(v->RequiredDISPCLK[i][j], v->PlaneRequiredDISPCLK);
+ if ((v->MinDPPCLKUsingSingleDPP[k] / v->NoOfDPP[i][j][k] * (1.0 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0)
+ > v->MaxDppclkRoundedDownToDFSGranularity) || (v->PlaneRequiredDISPCLK > v->MaxDispclkRoundedDownToDFSGranularity)) {
+ v->DISPCLK_DPPCLK_Support[i][j] = false;
+ }
+ }
+ v->TotalNumberOfActiveDPP[i][j] = 0.0;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->TotalNumberOfActiveDPP[i][j] = v->TotalNumberOfActiveDPP[i][j] + v->NoOfDPP[i][j][k];
+ }
+ }
+ v->RequiredDISPCLK[i][j] = dml_max(v->RequiredDISPCLK[i][j], v->WritebackRequiredDISPCLK);
+ if (v->MaxDispclkRoundedDownToDFSGranularity < v->WritebackRequiredDISPCLK) {
+ v->DISPCLK_DPPCLK_Support[i][j] = false;
+ }
+ }
+ }
+
+ /*Total Available Pipes Support Check*/
+
+ for (i = 0; i < v->soc.num_states; i++) {
+ for (j = 0; j < 2; j++) {
+ if (v->TotalNumberOfActiveDPP[i][j] <= v->MaxNumDPP) {
+ v->TotalAvailablePipesSupport[i][j] = true;
+ } else {
+ v->TotalAvailablePipesSupport[i][j] = false;
+ }
+ }
+ }
+ /*Display IO and DSC Support Check*/
+
+ v->NonsupportedDSCInputBPC = false;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (!(v->DSCInputBitPerComponent[k] == 12.0
+ || v->DSCInputBitPerComponent[k] == 10.0
+ || v->DSCInputBitPerComponent[k] == 8.0)) {
+ v->NonsupportedDSCInputBPC = true;
+ }
+ }
+
+ /*Number Of DSC Slices*/
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->BlendingAndTiming[k] == k) {
+ if (v->PixelClockBackEnd[k] > 3200) {
+ v->NumberOfDSCSlices[k] = dml_ceil(v->PixelClockBackEnd[k] / 400.0, 4.0);
+ } else if (v->PixelClockBackEnd[k] > 1360) {
+ v->NumberOfDSCSlices[k] = 8;
+ } else if (v->PixelClockBackEnd[k] > 680) {
+ v->NumberOfDSCSlices[k] = 4;
+ } else if (v->PixelClockBackEnd[k] > 340) {
+ v->NumberOfDSCSlices[k] = 2;
+ } else {
+ v->NumberOfDSCSlices[k] = 1;
+ }
+ } else {
+ v->NumberOfDSCSlices[k] = 0;
+ }
+ }
+
+ for (i = 0; i < v->soc.num_states; i++) {
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->RequiresDSC[i][k] = false;
+ v->RequiresFEC[i][k] = false;
+ if (v->BlendingAndTiming[k] == k) {
+ if (v->Output[k] == dm_hdmi) {
+ v->RequiresDSC[i][k] = false;
+ v->RequiresFEC[i][k] = false;
+ v->OutputBppPerState[i][k] = TruncToValidBPP(
+ dml_min(600.0, v->PHYCLKPerState[i]) * 10,
+ 3,
+ v->HTotal[k],
+ v->HActive[k],
+ v->PixelClockBackEnd[k],
+ v->ForcedOutputLinkBPP[k],
+ false,
+ v->Output[k],
+ v->OutputFormat[k],
+ v->DSCInputBitPerComponent[k],
+ v->NumberOfDSCSlices[k],
+ v->AudioSampleRate[k],
+ v->AudioSampleLayout[k],
+ v->ODMCombineEnablePerState[i][k]);
+ } else if (v->Output[k] == dm_dp || v->Output[k] == dm_edp) {
+ if (v->DSCEnable[k] == true) {
+ v->RequiresDSC[i][k] = true;
+ v->LinkDSCEnable = true;
+ if (v->Output[k] == dm_dp) {
+ v->RequiresFEC[i][k] = true;
+ } else {
+ v->RequiresFEC[i][k] = false;
+ }
+ } else {
+ v->RequiresDSC[i][k] = false;
+ v->LinkDSCEnable = false;
+ v->RequiresFEC[i][k] = false;
+ }
+
+ v->Outbpp = BPP_INVALID;
+ if (v->PHYCLKPerState[i] >= 270.0) {
+ v->Outbpp = TruncToValidBPP(
+ (1.0 - v->Downspreading / 100.0) * 2700,
+ v->OutputLinkDPLanes[k],
+ v->HTotal[k],
+ v->HActive[k],
+ v->PixelClockBackEnd[k],
+ v->ForcedOutputLinkBPP[k],
+ v->LinkDSCEnable,
+ v->Output[k],
+ v->OutputFormat[k],
+ v->DSCInputBitPerComponent[k],
+ v->NumberOfDSCSlices[k],
+ v->AudioSampleRate[k],
+ v->AudioSampleLayout[k],
+ v->ODMCombineEnablePerState[i][k]);
+ v->OutputBppPerState[i][k] = v->Outbpp;
+ // TODO: Need some other way to handle this nonsense
+ // v->OutputTypeAndRatePerState[i][k] = v->Output[k] & " HBR"
+ }
+ if (v->Outbpp == BPP_INVALID && v->PHYCLKPerState[i] >= 540.0) {
+ v->Outbpp = TruncToValidBPP(
+ (1.0 - v->Downspreading / 100.0) * 5400,
+ v->OutputLinkDPLanes[k],
+ v->HTotal[k],
+ v->HActive[k],
+ v->PixelClockBackEnd[k],
+ v->ForcedOutputLinkBPP[k],
+ v->LinkDSCEnable,
+ v->Output[k],
+ v->OutputFormat[k],
+ v->DSCInputBitPerComponent[k],
+ v->NumberOfDSCSlices[k],
+ v->AudioSampleRate[k],
+ v->AudioSampleLayout[k],
+ v->ODMCombineEnablePerState[i][k]);
+ v->OutputBppPerState[i][k] = v->Outbpp;
+ // TODO: Need some other way to handle this nonsense
+ // v->OutputTypeAndRatePerState[i][k] = v->Output[k] & " HBR2"
+ }
+ if (v->Outbpp == BPP_INVALID && v->PHYCLKPerState[i] >= 810.0) {
+ v->Outbpp = TruncToValidBPP(
+ (1.0 - v->Downspreading / 100.0) * 8100,
+ v->OutputLinkDPLanes[k],
+ v->HTotal[k],
+ v->HActive[k],
+ v->PixelClockBackEnd[k],
+ v->ForcedOutputLinkBPP[k],
+ v->LinkDSCEnable,
+ v->Output[k],
+ v->OutputFormat[k],
+ v->DSCInputBitPerComponent[k],
+ v->NumberOfDSCSlices[k],
+ v->AudioSampleRate[k],
+ v->AudioSampleLayout[k],
+ v->ODMCombineEnablePerState[i][k]);
+ if (v->Outbpp == BPP_INVALID && v->ForcedOutputLinkBPP[k] == 0) {
+ //if (v->Outbpp == BPP_INVALID && v->DSCEnabled[k] == dm_dsc_enable_only_if_necessary && v->ForcedOutputLinkBPP[k] == 0) {
+ v->RequiresDSC[i][k] = true;
+ v->LinkDSCEnable = true;
+ if (v->Output[k] == dm_dp) {
+ v->RequiresFEC[i][k] = true;
+ }
+ v->Outbpp = TruncToValidBPP(
+ (1.0 - v->Downspreading / 100.0) * 8100,
+ v->OutputLinkDPLanes[k],
+ v->HTotal[k],
+ v->HActive[k],
+ v->PixelClockBackEnd[k],
+ v->ForcedOutputLinkBPP[k],
+ v->LinkDSCEnable,
+ v->Output[k],
+ v->OutputFormat[k],
+ v->DSCInputBitPerComponent[k],
+ v->NumberOfDSCSlices[k],
+ v->AudioSampleRate[k],
+ v->AudioSampleLayout[k],
+ v->ODMCombineEnablePerState[i][k]);
+ }
+ v->OutputBppPerState[i][k] = v->Outbpp;
+ // TODO: Need some other way to handle this nonsense
+ // v->OutputTypeAndRatePerState[i][k] = v->Output[k] & " HBR3"
+ }
+ }
+ } else {
+ v->OutputBppPerState[i][k] = 0;
+ }
+ }
+ }
+ for (i = 0; i < v->soc.num_states; i++) {
+ v->DIOSupport[i] = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->BlendingAndTiming[k] == k && (v->Output[k] == dm_dp || v->Output[k] == dm_edp || v->Output[k] == dm_hdmi)
+ && (v->OutputBppPerState[i][k] == 0
+ || (v->OutputFormat[k] == dm_420 && v->Interlace[k] == true && v->ProgressiveToInterlaceUnitInOPP == true))) {
+ v->DIOSupport[i] = false;
+ }
+ }
+ }
+
+ for (i = 0; i < v->soc.num_states; ++i) {
+ v->ODMCombine4To1SupportCheckOK[i] = true;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->BlendingAndTiming[k] == k && v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_4to1
+ && (v->ODMCombine4To1Supported == false || v->Output[k] == dm_dp || v->Output[k] == dm_edp || v->Output[k] == dm_hdmi)) {
+ v->ODMCombine4To1SupportCheckOK[i] = false;
+ }
+ }
+ }
+
+ for (i = 0; i < v->soc.num_states; i++) {
+ v->DSCCLKRequiredMoreThanSupported[i] = false;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->BlendingAndTiming[k] == k) {
+ if (v->Output[k] == dm_dp || v->Output[k] == dm_edp) {
+ if (v->OutputFormat[k] == dm_420) {
+ v->DSCFormatFactor = 2;
+ } else if (v->OutputFormat[k] == dm_444) {
+ v->DSCFormatFactor = 1;
+ } else if (v->OutputFormat[k] == dm_n422) {
+ v->DSCFormatFactor = 2;
+ } else {
+ v->DSCFormatFactor = 1;
+ }
+ if (v->RequiresDSC[i][k] == true) {
+ if (v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_4to1) {
+ if (v->PixelClockBackEnd[k] / 12.0 / v->DSCFormatFactor
+ > (1.0 - v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) * v->MaxDSCCLK[i]) {
+ v->DSCCLKRequiredMoreThanSupported[i] = true;
+ }
+ } else if (v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) {
+ if (v->PixelClockBackEnd[k] / 6.0 / v->DSCFormatFactor
+ > (1.0 - v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) * v->MaxDSCCLK[i]) {
+ v->DSCCLKRequiredMoreThanSupported[i] = true;
+ }
+ } else {
+ if (v->PixelClockBackEnd[k] / 3.0 / v->DSCFormatFactor
+ > (1.0 - v->DISPCLKDPPCLKDSCCLKDownSpreading / 100.0) * v->MaxDSCCLK[i]) {
+ v->DSCCLKRequiredMoreThanSupported[i] = true;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ for (i = 0; i < v->soc.num_states; i++) {
+ v->NotEnoughDSCUnits[i] = false;
+ v->TotalDSCUnitsRequired = 0.0;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->RequiresDSC[i][k] == true) {
+ if (v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_4to1) {
+ v->TotalDSCUnitsRequired = v->TotalDSCUnitsRequired + 4.0;
+ } else if (v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) {
+ v->TotalDSCUnitsRequired = v->TotalDSCUnitsRequired + 2.0;
+ } else {
+ v->TotalDSCUnitsRequired = v->TotalDSCUnitsRequired + 1.0;
+ }
+ }
+ }
+ if (v->TotalDSCUnitsRequired > v->NumberOfDSC) {
+ v->NotEnoughDSCUnits[i] = true;
+ }
+ }
+ /*DSC Delay per state*/
+
+ for (i = 0; i < v->soc.num_states; i++) {
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->OutputBppPerState[i][k] == BPP_INVALID) {
+ v->BPP = 0.0;
+ } else {
+ v->BPP = v->OutputBppPerState[i][k];
+ }
+ if (v->RequiresDSC[i][k] == true && v->BPP != 0.0) {
+ if (v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_disabled) {
+ v->DSCDelayPerState[i][k] = dscceComputeDelay(
+ v->DSCInputBitPerComponent[k],
+ v->BPP,
+ dml_ceil(1.0 * v->HActive[k] / v->NumberOfDSCSlices[k], 1.0),
+ v->NumberOfDSCSlices[k],
+ v->OutputFormat[k],
+ v->Output[k]) + dscComputeDelay(v->OutputFormat[k], v->Output[k]);
+ } else if (v->ODMCombineEnablePerState[i][k] == dm_odm_combine_mode_2to1) {
+ v->DSCDelayPerState[i][k] = 2.0
+ * dscceComputeDelay(
+ v->DSCInputBitPerComponent[k],
+ v->BPP,
+ dml_ceil(1.0 * v->HActive[k] / v->NumberOfDSCSlices[k], 1.0),
+ v->NumberOfDSCSlices[k] / 2,
+ v->OutputFormat[k],
+ v->Output[k]) + dscComputeDelay(v->OutputFormat[k], v->Output[k]);
+ } else {
+ v->DSCDelayPerState[i][k] = 4.0
+ * (dscceComputeDelay(
+ v->DSCInputBitPerComponent[k],
+ v->BPP,
+ dml_ceil(1.0 * v->HActive[k] / v->NumberOfDSCSlices[k], 1.0),
+ v->NumberOfDSCSlices[k] / 4,
+ v->OutputFormat[k],
+ v->Output[k]) + dscComputeDelay(v->OutputFormat[k], v->Output[k]));
+ }
+ v->DSCDelayPerState[i][k] = v->DSCDelayPerState[i][k] * v->PixelClock[k] / v->PixelClockBackEnd[k];
+ } else {
+ v->DSCDelayPerState[i][k] = 0.0;
+ }
+ }
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ for (m = 0; m <= v->NumberOfActivePlanes - 1; m++) {
+ if (v->BlendingAndTiming[k] == m && v->RequiresDSC[i][m] == true) {
+ v->DSCDelayPerState[i][k] = v->DSCDelayPerState[i][m];
+ }
+ }
+ }
+ }
+
+ //Calculate Swath, DET Configuration, DCFCLKDeepSleep
+ //
+ for (i = 0; i < mode_lib->soc.num_states; ++i) {
+ for (j = 0; j <= 1; ++j) {
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->RequiredDPPCLKThisState[k] = v->RequiredDPPCLK[i][j][k];
+ v->NoOfDPPThisState[k] = v->NoOfDPP[i][j][k];
+ v->ODMCombineEnableThisState[k] = v->ODMCombineEnablePerState[i][k];
+ }
+
+ CalculateSwathAndDETConfiguration(
+ false,
+ v->NumberOfActivePlanes,
+ v->DETBufferSizeInKByte,
+ v->MaximumSwathWidthLuma,
+ v->MaximumSwathWidthChroma,
+ v->SourceScan,
+ v->SourcePixelFormat,
+ v->SurfaceTiling,
+ v->ViewportWidth,
+ v->ViewportHeight,
+ v->SurfaceWidthY,
+ v->SurfaceWidthC,
+ v->SurfaceHeightY,
+ v->SurfaceHeightC,
+ v->Read256BlockHeightY,
+ v->Read256BlockHeightC,
+ v->Read256BlockWidthY,
+ v->Read256BlockWidthC,
+ v->ODMCombineEnableThisState,
+ v->BlendingAndTiming,
+ v->BytePerPixelY,
+ v->BytePerPixelC,
+ v->BytePerPixelInDETY,
+ v->BytePerPixelInDETC,
+ v->HActive,
+ v->HRatio,
+ v->HRatioChroma,
+ v->NoOfDPPThisState,
+ v->swath_width_luma_ub_this_state,
+ v->swath_width_chroma_ub_this_state,
+ v->SwathWidthYThisState,
+ v->SwathWidthCThisState,
+ v->SwathHeightYThisState,
+ v->SwathHeightCThisState,
+ v->DETBufferSizeYThisState,
+ v->DETBufferSizeCThisState,
+ v->dummystring,
+ &v->ViewportSizeSupport[i][j]);
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->swath_width_luma_ub_all_states[i][j][k] = v->swath_width_luma_ub_this_state[k];
+ v->swath_width_chroma_ub_all_states[i][j][k] = v->swath_width_chroma_ub_this_state[k];
+ v->SwathWidthYAllStates[i][j][k] = v->SwathWidthYThisState[k];
+ v->SwathWidthCAllStates[i][j][k] = v->SwathWidthCThisState[k];
+ v->SwathHeightYAllStates[i][j][k] = v->SwathHeightYThisState[k];
+ v->SwathHeightCAllStates[i][j][k] = v->SwathHeightCThisState[k];
+ v->DETBufferSizeYAllStates[i][j][k] = v->DETBufferSizeYThisState[k];
+ v->DETBufferSizeCAllStates[i][j][k] = v->DETBufferSizeCThisState[k];
+ }
+
+ }
+ }
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->cursor_bw[k] = v->NumberOfCursors[k] * v->CursorWidth[k][0] * v->CursorBPP[k][0] / 8.0 / (v->HTotal[k] / v->PixelClock[k]) * v->VRatio[k];
+ }
+
+ for (i = 0; i < v->soc.num_states; i++) {
+ for (j = 0; j < 2; j++) {
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->swath_width_luma_ub_this_state[k] = v->swath_width_luma_ub_all_states[i][j][k];
+ v->swath_width_chroma_ub_this_state[k] = v->swath_width_chroma_ub_all_states[i][j][k];
+ v->SwathWidthYThisState[k] = v->SwathWidthYAllStates[i][j][k];
+ v->SwathWidthCThisState[k] = v->SwathWidthCAllStates[i][j][k];
+ v->SwathHeightYThisState[k] = v->SwathHeightYAllStates[i][j][k];
+ v->SwathHeightCThisState[k] = v->SwathHeightCAllStates[i][j][k];
+ v->DETBufferSizeYThisState[k] = v->DETBufferSizeYAllStates[i][j][k];
+ v->DETBufferSizeCThisState[k] = v->DETBufferSizeCAllStates[i][j][k];
+ }
+
+ v->TotalNumberOfDCCActiveDPP[i][j] = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->DCCEnable[k] == true) {
+ v->TotalNumberOfDCCActiveDPP[i][j] = v->TotalNumberOfDCCActiveDPP[i][j] + v->NoOfDPP[i][j][k];
+ }
+ }
+
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->SourcePixelFormat[k] == dm_420_8 || v->SourcePixelFormat[k] == dm_420_10 || v->SourcePixelFormat[k] == dm_420_12
+ || v->SourcePixelFormat[k] == dm_rgbe_alpha) {
+
+ if ((v->SourcePixelFormat[k] == dm_420_10 || v->SourcePixelFormat[k] == dm_420_12) && v->SourceScan[k] != dm_vert) {
+ v->PTEBufferSizeInRequestsForLuma = (v->PTEBufferSizeInRequestsLuma + v->PTEBufferSizeInRequestsChroma) / 2;
+ v->PTEBufferSizeInRequestsForChroma = v->PTEBufferSizeInRequestsForLuma;
+ } else {
+ v->PTEBufferSizeInRequestsForLuma = v->PTEBufferSizeInRequestsLuma;
+ v->PTEBufferSizeInRequestsForChroma = v->PTEBufferSizeInRequestsChroma;
+ }
+
+ v->PDEAndMetaPTEBytesPerFrameC = CalculateVMAndRowBytes(
+ mode_lib,
+ v->DCCEnable[k],
+ v->Read256BlockHeightC[k],
+ v->Read256BlockWidthY[k],
+ v->SourcePixelFormat[k],
+ v->SurfaceTiling[k],
+ v->BytePerPixelC[k],
+ v->SourceScan[k],
+ v->SwathWidthCThisState[k],
+ v->ViewportHeightChroma[k],
+ v->GPUVMEnable,
+ v->HostVMEnable,
+ v->HostVMMaxNonCachedPageTableLevels,
+ v->GPUVMMinPageSize,
+ v->HostVMMinPageSize,
+ v->PTEBufferSizeInRequestsForChroma,
+ v->PitchC[k],
+ 0.0,
+ &v->MacroTileWidthC[k],
+ &v->MetaRowBytesC,
+ &v->DPTEBytesPerRowC,
+ &v->PTEBufferSizeNotExceededC[i][j][k],
+ &v->dummyinteger7,
+ &v->dpte_row_height_chroma[k],
+ &v->dummyinteger28,
+ &v->dummyinteger26,
+ &v->dummyinteger23,
+ &v->meta_row_height_chroma[k],
+ &v->dummyinteger8,
+ &v->dummyinteger9,
+ &v->dummyinteger19,
+ &v->dummyinteger20,
+ &v->dummyinteger17,
+ &v->dummyinteger10,
+ &v->dummyinteger11);
+
+ v->PrefetchLinesC[i][j][k] = CalculatePrefetchSourceLines(
+ mode_lib,
+ v->VRatioChroma[k],
+ v->VTAPsChroma[k],
+ v->Interlace[k],
+ v->ProgressiveToInterlaceUnitInOPP,
+ v->SwathHeightCThisState[k],
+ v->ViewportYStartC[k],
+ &v->PrefillC[k],
+ &v->MaxNumSwC[k]);
+ } else {
+ v->PTEBufferSizeInRequestsForLuma = v->PTEBufferSizeInRequestsLuma + v->PTEBufferSizeInRequestsChroma;
+ v->PTEBufferSizeInRequestsForChroma = 0;
+ v->PDEAndMetaPTEBytesPerFrameC = 0.0;
+ v->MetaRowBytesC = 0.0;
+ v->DPTEBytesPerRowC = 0.0;
+ v->PrefetchLinesC[i][j][k] = 0.0;
+ v->PTEBufferSizeNotExceededC[i][j][k] = true;
+ }
+ v->PDEAndMetaPTEBytesPerFrameY = CalculateVMAndRowBytes(
+ mode_lib,
+ v->DCCEnable[k],
+ v->Read256BlockHeightY[k],
+ v->Read256BlockWidthY[k],
+ v->SourcePixelFormat[k],
+ v->SurfaceTiling[k],
+ v->BytePerPixelY[k],
+ v->SourceScan[k],
+ v->SwathWidthYThisState[k],
+ v->ViewportHeight[k],
+ v->GPUVMEnable,
+ v->HostVMEnable,
+ v->HostVMMaxNonCachedPageTableLevels,
+ v->GPUVMMinPageSize,
+ v->HostVMMinPageSize,
+ v->PTEBufferSizeInRequestsForLuma,
+ v->PitchY[k],
+ v->DCCMetaPitchY[k],
+ &v->MacroTileWidthY[k],
+ &v->MetaRowBytesY,
+ &v->DPTEBytesPerRowY,
+ &v->PTEBufferSizeNotExceededY[i][j][k],
+ v->dummyinteger4,
+ &v->dpte_row_height[k],
+ &v->dummyinteger29,
+ &v->dummyinteger27,
+ &v->dummyinteger24,
+ &v->meta_row_height[k],
+ &v->dummyinteger25,
+ &v->dpte_group_bytes[k],
+ &v->dummyinteger21,
+ &v->dummyinteger22,
+ &v->dummyinteger18,
+ &v->dummyinteger5,
+ &v->dummyinteger6);
+ v->PrefetchLinesY[i][j][k] = CalculatePrefetchSourceLines(
+ mode_lib,
+ v->VRatio[k],
+ v->vtaps[k],
+ v->Interlace[k],
+ v->ProgressiveToInterlaceUnitInOPP,
+ v->SwathHeightYThisState[k],
+ v->ViewportYStartY[k],
+ &v->PrefillY[k],
+ &v->MaxNumSwY[k]);
+ v->PDEAndMetaPTEBytesPerFrame[i][j][k] = v->PDEAndMetaPTEBytesPerFrameY + v->PDEAndMetaPTEBytesPerFrameC;
+ v->MetaRowBytes[i][j][k] = v->MetaRowBytesY + v->MetaRowBytesC;
+ v->DPTEBytesPerRow[i][j][k] = v->DPTEBytesPerRowY + v->DPTEBytesPerRowC;
+
+ CalculateRowBandwidth(
+ v->GPUVMEnable,
+ v->SourcePixelFormat[k],
+ v->VRatio[k],
+ v->VRatioChroma[k],
+ v->DCCEnable[k],
+ v->HTotal[k] / v->PixelClock[k],
+ v->MetaRowBytesY,
+ v->MetaRowBytesC,
+ v->meta_row_height[k],
+ v->meta_row_height_chroma[k],
+ v->DPTEBytesPerRowY,
+ v->DPTEBytesPerRowC,
+ v->dpte_row_height[k],
+ v->dpte_row_height_chroma[k],
+ &v->meta_row_bandwidth[i][j][k],
+ &v->dpte_row_bandwidth[i][j][k]);
+ }
+ v->UrgLatency[i] = CalculateUrgentLatency(
+ v->UrgentLatencyPixelDataOnly,
+ v->UrgentLatencyPixelMixedWithVMData,
+ v->UrgentLatencyVMDataOnly,
+ v->DoUrgentLatencyAdjustment,
+ v->UrgentLatencyAdjustmentFabricClockComponent,
+ v->UrgentLatencyAdjustmentFabricClockReference,
+ v->FabricClockPerState[i]);
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ CalculateUrgentBurstFactor(
+ v->swath_width_luma_ub_this_state[k],
+ v->swath_width_chroma_ub_this_state[k],
+ v->DETBufferSizeInKByte,
+ v->SwathHeightYThisState[k],
+ v->SwathHeightCThisState[k],
+ v->HTotal[k] / v->PixelClock[k],
+ v->UrgLatency[i],
+ v->CursorBufferSize,
+ v->CursorWidth[k][0],
+ v->CursorBPP[k][0],
+ v->VRatio[k],
+ v->VRatioChroma[k],
+ v->BytePerPixelInDETY[k],
+ v->BytePerPixelInDETC[k],
+ v->DETBufferSizeYThisState[k],
+ v->DETBufferSizeCThisState[k],
+ &v->UrgentBurstFactorCursor[k],
+ &v->UrgentBurstFactorLuma[k],
+ &v->UrgentBurstFactorChroma[k],
+ &NotUrgentLatencyHiding[k]);
+ }
+
+ v->NotUrgentLatencyHiding[i][j] = false;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (NotUrgentLatencyHiding[k]) {
+ v->NotUrgentLatencyHiding[i][j] = true;
+ }
+ }
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->VActivePixelBandwidth[i][j][k] = v->ReadBandwidthLuma[k] * v->UrgentBurstFactorLuma[k]
+ + v->ReadBandwidthChroma[k] * v->UrgentBurstFactorChroma[k];
+ v->VActiveCursorBandwidth[i][j][k] = v->cursor_bw[k] * v->UrgentBurstFactorCursor[k];
+ }
+
+ v->TotalVActivePixelBandwidth[i][j] = 0;
+ v->TotalVActiveCursorBandwidth[i][j] = 0;
+ v->TotalMetaRowBandwidth[i][j] = 0;
+ v->TotalDPTERowBandwidth[i][j] = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->TotalVActivePixelBandwidth[i][j] = v->TotalVActivePixelBandwidth[i][j] + v->VActivePixelBandwidth[i][j][k];
+ v->TotalVActiveCursorBandwidth[i][j] = v->TotalVActiveCursorBandwidth[i][j] + v->VActiveCursorBandwidth[i][j][k];
+ v->TotalMetaRowBandwidth[i][j] = v->TotalMetaRowBandwidth[i][j] + v->NoOfDPP[i][j][k] * v->meta_row_bandwidth[i][j][k];
+ v->TotalDPTERowBandwidth[i][j] = v->TotalDPTERowBandwidth[i][j] + v->NoOfDPP[i][j][k] * v->dpte_row_bandwidth[i][j][k];
+ }
+
+ CalculateDCFCLKDeepSleep(
+ mode_lib,
+ v->NumberOfActivePlanes,
+ v->BytePerPixelY,
+ v->BytePerPixelC,
+ v->VRatio,
+ v->VRatioChroma,
+ v->SwathWidthYThisState,
+ v->SwathWidthCThisState,
+ v->NoOfDPPThisState,
+ v->HRatio,
+ v->HRatioChroma,
+ v->PixelClock,
+ v->PSCL_FACTOR,
+ v->PSCL_FACTOR_CHROMA,
+ v->RequiredDPPCLKThisState,
+ v->ReadBandwidthLuma,
+ v->ReadBandwidthChroma,
+ v->ReturnBusWidth,
+ &v->ProjectedDCFCLKDeepSleep[i][j]);
+ }
+ }
+
+ //Calculate Return BW
+
+ for (i = 0; i < mode_lib->soc.num_states; ++i) {
+ for (j = 0; j <= 1; ++j) {
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->BlendingAndTiming[k] == k) {
+ if (v->WritebackEnable[k] == true) {
+ v->WritebackDelayTime[k] = v->WritebackLatency
+ + CalculateWriteBackDelay(
+ v->WritebackPixelFormat[k],
+ v->WritebackHRatio[k],
+ v->WritebackVRatio[k],
+ v->WritebackVTaps[k],
+ v->WritebackDestinationWidth[k],
+ v->WritebackDestinationHeight[k],
+ v->WritebackSourceHeight[k],
+ v->HTotal[k]) / v->RequiredDISPCLK[i][j];
+ } else {
+ v->WritebackDelayTime[k] = 0.0;
+ }
+ for (m = 0; m <= v->NumberOfActivePlanes - 1; m++) {
+ if (v->BlendingAndTiming[m] == k && v->WritebackEnable[m] == true) {
+ v->WritebackDelayTime[k] = dml_max(
+ v->WritebackDelayTime[k],
+ v->WritebackLatency
+ + CalculateWriteBackDelay(
+ v->WritebackPixelFormat[m],
+ v->WritebackHRatio[m],
+ v->WritebackVRatio[m],
+ v->WritebackVTaps[m],
+ v->WritebackDestinationWidth[m],
+ v->WritebackDestinationHeight[m],
+ v->WritebackSourceHeight[m],
+ v->HTotal[m]) / v->RequiredDISPCLK[i][j]);
+ }
+ }
+ }
+ }
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ for (m = 0; m <= v->NumberOfActivePlanes - 1; m++) {
+ if (v->BlendingAndTiming[k] == m) {
+ v->WritebackDelayTime[k] = v->WritebackDelayTime[m];
+ }
+ }
+ }
+ v->MaxMaxVStartup[i][j] = 0;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->MaximumVStartup[i][j][k] = v->VTotal[k] - v->VActive[k]
+ - dml_max(1.0, dml_ceil(1.0 * v->WritebackDelayTime[k] / (v->HTotal[k] / v->PixelClock[k]), 1.0));
+ v->MaxMaxVStartup[i][j] = dml_max(v->MaxMaxVStartup[i][j], v->MaximumVStartup[i][j][k]);
+ }
+ }
+ }
+
+ ReorderingBytes = v->NumberOfChannels
+ * dml_max3(
+ v->UrgentOutOfOrderReturnPerChannelPixelDataOnly,
+ v->UrgentOutOfOrderReturnPerChannelPixelMixedWithVMData,
+ v->UrgentOutOfOrderReturnPerChannelVMDataOnly);
+ v->FinalDRAMClockChangeLatency = (v->DRAMClockChangeLatencyOverride > 0 ? v->DRAMClockChangeLatencyOverride : v->DRAMClockChangeLatency);
+
+ for (i = 0; i < mode_lib->soc.num_states; ++i) {
+ for (j = 0; j <= 1; ++j) {
+ v->DCFCLKState[i][j] = v->DCFCLKPerState[i];
+ }
+ }
+
+ if (v->UseMinimumRequiredDCFCLK == true) {
+ UseMinimumDCFCLK(
+ mode_lib,
+ v->MaxInterDCNTileRepeaters,
+ MaxPrefetchMode,
+ v->FinalDRAMClockChangeLatency,
+ v->SREnterPlusExitTime,
+ v->ReturnBusWidth,
+ v->RoundTripPingLatencyCycles,
+ ReorderingBytes,
+ v->PixelChunkSizeInKByte,
+ v->MetaChunkSize,
+ v->GPUVMEnable,
+ v->GPUVMMaxPageTableLevels,
+ v->HostVMEnable,
+ v->NumberOfActivePlanes,
+ v->HostVMMinPageSize,
+ v->HostVMMaxNonCachedPageTableLevels,
+ v->DynamicMetadataVMEnabled,
+ v->ImmediateFlipRequirement,
+ v->ProgressiveToInterlaceUnitInOPP,
+ v->MaxAveragePercentOfIdealSDPPortBWDisplayCanUseInNormalSystemOperation,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly,
+ v->VTotal,
+ v->VActive,
+ v->DynamicMetadataTransmittedBytes,
+ v->DynamicMetadataLinesBeforeActiveRequired,
+ v->Interlace,
+ v->RequiredDPPCLK,
+ v->RequiredDISPCLK,
+ v->UrgLatency,
+ v->NoOfDPP,
+ v->ProjectedDCFCLKDeepSleep,
+ v->MaximumVStartup,
+ v->TotalVActivePixelBandwidth,
+ v->TotalVActiveCursorBandwidth,
+ v->TotalMetaRowBandwidth,
+ v->TotalDPTERowBandwidth,
+ v->TotalNumberOfActiveDPP,
+ v->TotalNumberOfDCCActiveDPP,
+ v->dpte_group_bytes,
+ v->PrefetchLinesY,
+ v->PrefetchLinesC,
+ v->swath_width_luma_ub_all_states,
+ v->swath_width_chroma_ub_all_states,
+ v->BytePerPixelY,
+ v->BytePerPixelC,
+ v->HTotal,
+ v->PixelClock,
+ v->PDEAndMetaPTEBytesPerFrame,
+ v->DPTEBytesPerRow,
+ v->MetaRowBytes,
+ v->DynamicMetadataEnable,
+ v->VActivePixelBandwidth,
+ v->VActiveCursorBandwidth,
+ v->ReadBandwidthLuma,
+ v->ReadBandwidthChroma,
+ v->DCFCLKPerState,
+ v->DCFCLKState);
+
+ if (v->ClampMinDCFCLK) {
+ /* Clamp calculated values to actual minimum */
+ for (i = 0; i < mode_lib->soc.num_states; ++i) {
+ for (j = 0; j <= 1; ++j) {
+ if (v->DCFCLKState[i][j] < mode_lib->soc.min_dcfclk) {
+ v->DCFCLKState[i][j] = mode_lib->soc.min_dcfclk;
+ }
+ }
+ }
+ }
+ }
+
+ for (i = 0; i < mode_lib->soc.num_states; ++i) {
+ for (j = 0; j <= 1; ++j) {
+ v->IdealSDPPortBandwidthPerState[i][j] = dml_min3(
+ v->ReturnBusWidth * v->DCFCLKState[i][j],
+ v->DRAMSpeedPerState[i] * v->NumberOfChannels * v->DRAMChannelWidth,
+ v->FabricClockPerState[i] * v->FabricDatapathToDCNDataReturn);
+ if (v->HostVMEnable != true) {
+ v->ReturnBWPerState[i][j] = v->IdealSDPPortBandwidthPerState[i][j] * v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly
+ / 100;
+ } else {
+ v->ReturnBWPerState[i][j] = v->IdealSDPPortBandwidthPerState[i][j]
+ * v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData / 100;
+ }
+ }
+ }
+
+ //Re-ordering Buffer Support Check
+
+ for (i = 0; i < mode_lib->soc.num_states; ++i) {
+ for (j = 0; j <= 1; ++j) {
+ if ((v->ROBBufferSizeInKByte - v->PixelChunkSizeInKByte) * 1024 / v->ReturnBWPerState[i][j]
+ > (v->RoundTripPingLatencyCycles + 32) / v->DCFCLKState[i][j] + ReorderingBytes / v->ReturnBWPerState[i][j]) {
+ v->ROBSupport[i][j] = true;
+ } else {
+ v->ROBSupport[i][j] = false;
+ }
+ }
+ }
+
+ //Vertical Active BW support check
+
+ MaxTotalVActiveRDBandwidth = 0;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ MaxTotalVActiveRDBandwidth = MaxTotalVActiveRDBandwidth + v->ReadBandwidthLuma[k] + v->ReadBandwidthChroma[k];
+ }
+
+ for (i = 0; i < mode_lib->soc.num_states; ++i) {
+ for (j = 0; j <= 1; ++j) {
+ v->MaxTotalVerticalActiveAvailableBandwidth[i][j] = dml_min(
+ v->IdealSDPPortBandwidthPerState[i][j] * v->MaxAveragePercentOfIdealSDPPortBWDisplayCanUseInNormalSystemOperation / 100,
+ v->DRAMSpeedPerState[i] * v->NumberOfChannels * v->DRAMChannelWidth * v->MaxAveragePercentOfIdealDRAMBWDisplayCanUseInNormalSystemOperation
+ / 100);
+ if (MaxTotalVActiveRDBandwidth <= v->MaxTotalVerticalActiveAvailableBandwidth[i][j]) {
+ v->TotalVerticalActiveBandwidthSupport[i][j] = true;
+ } else {
+ v->TotalVerticalActiveBandwidthSupport[i][j] = false;
+ }
+ }
+ }
+
+ //Prefetch Check
+
+ for (i = 0; i < mode_lib->soc.num_states; ++i) {
+ for (j = 0; j <= 1; ++j) {
+ int NextPrefetchModeState = MinPrefetchMode;
+
+ v->TimeCalc = 24 / v->ProjectedDCFCLKDeepSleep[i][j];
+
+ v->BandwidthWithoutPrefetchSupported[i][j] = true;
+ if (v->TotalVActivePixelBandwidth[i][j] + v->TotalVActiveCursorBandwidth[i][j] + v->TotalMetaRowBandwidth[i][j] + v->TotalDPTERowBandwidth[i][j]
+ > v->ReturnBWPerState[i][j] || v->NotUrgentLatencyHiding[i][j]) {
+ v->BandwidthWithoutPrefetchSupported[i][j] = false;
+ }
+
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ v->NoOfDPPThisState[k] = v->NoOfDPP[i][j][k];
+ v->swath_width_luma_ub_this_state[k] = v->swath_width_luma_ub_all_states[i][j][k];
+ v->swath_width_chroma_ub_this_state[k] = v->swath_width_chroma_ub_all_states[i][j][k];
+ v->SwathWidthYThisState[k] = v->SwathWidthYAllStates[i][j][k];
+ v->SwathWidthCThisState[k] = v->SwathWidthCAllStates[i][j][k];
+ v->SwathHeightYThisState[k] = v->SwathHeightYAllStates[i][j][k];
+ v->SwathHeightCThisState[k] = v->SwathHeightCAllStates[i][j][k];
+ v->DETBufferSizeYThisState[k] = v->DETBufferSizeYAllStates[i][j][k];
+ v->DETBufferSizeCThisState[k] = v->DETBufferSizeCAllStates[i][j][k];
+ v->ODMCombineEnabled[k] = v->ODMCombineEnablePerState[i][k];
+ }
+
+ v->ExtraLatency = CalculateExtraLatency(
+ v->RoundTripPingLatencyCycles,
+ ReorderingBytes,
+ v->DCFCLKState[i][j],
+ v->TotalNumberOfActiveDPP[i][j],
+ v->PixelChunkSizeInKByte,
+ v->TotalNumberOfDCCActiveDPP[i][j],
+ v->MetaChunkSize,
+ v->ReturnBWPerState[i][j],
+ v->GPUVMEnable,
+ v->HostVMEnable,
+ v->NumberOfActivePlanes,
+ v->NoOfDPPThisState,
+ v->dpte_group_bytes,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ v->HostVMMinPageSize,
+ v->HostVMMaxNonCachedPageTableLevels);
+
+ v->NextMaxVStartup = v->MaxMaxVStartup[i][j];
+ do {
+ v->PrefetchModePerState[i][j] = NextPrefetchModeState;
+ v->MaxVStartup = v->NextMaxVStartup;
+
+ v->TWait = CalculateTWait(v->PrefetchModePerState[i][j], v->FinalDRAMClockChangeLatency, v->UrgLatency[i], v->SREnterPlusExitTime);
+
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ Pipe myPipe = { 0 };
+
+ myPipe.DPPCLK = v->RequiredDPPCLK[i][j][k];
+ myPipe.DISPCLK = v->RequiredDISPCLK[i][j];
+ myPipe.PixelClock = v->PixelClock[k];
+ myPipe.DCFCLKDeepSleep = v->ProjectedDCFCLKDeepSleep[i][j];
+ myPipe.DPPPerPlane = v->NoOfDPP[i][j][k];
+ myPipe.ScalerEnabled = v->ScalerEnabled[k];
+ myPipe.SourceScan = v->SourceScan[k];
+ myPipe.BlockWidth256BytesY = v->Read256BlockWidthY[k];
+ myPipe.BlockHeight256BytesY = v->Read256BlockHeightY[k];
+ myPipe.BlockWidth256BytesC = v->Read256BlockWidthC[k];
+ myPipe.BlockHeight256BytesC = v->Read256BlockHeightC[k];
+ myPipe.InterlaceEnable = v->Interlace[k];
+ myPipe.NumberOfCursors = v->NumberOfCursors[k];
+ myPipe.VBlank = v->VTotal[k] - v->VActive[k];
+ myPipe.HTotal = v->HTotal[k];
+ myPipe.DCCEnable = v->DCCEnable[k];
+ myPipe.ODMCombineEnabled = !!v->ODMCombineEnabled[k];
+
+ v->NoTimeForPrefetch[i][j][k] = CalculatePrefetchSchedule(
+ mode_lib,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ &myPipe,
+ v->DSCDelayPerState[i][k],
+ v->DPPCLKDelaySubtotal + v->DPPCLKDelayCNVCFormater,
+ v->DPPCLKDelaySCL,
+ v->DPPCLKDelaySCLLBOnly,
+ v->DPPCLKDelayCNVCCursor,
+ v->DISPCLKDelaySubtotal,
+ v->SwathWidthYThisState[k] / v->HRatio[k],
+ v->OutputFormat[k],
+ v->MaxInterDCNTileRepeaters,
+ dml_min(v->MaxVStartup, v->MaximumVStartup[i][j][k]),
+ v->MaximumVStartup[i][j][k],
+ v->GPUVMMaxPageTableLevels,
+ v->GPUVMEnable,
+ v->HostVMEnable,
+ v->HostVMMaxNonCachedPageTableLevels,
+ v->HostVMMinPageSize,
+ v->DynamicMetadataEnable[k],
+ v->DynamicMetadataVMEnabled,
+ v->DynamicMetadataLinesBeforeActiveRequired[k],
+ v->DynamicMetadataTransmittedBytes[k],
+ v->UrgLatency[i],
+ v->ExtraLatency,
+ v->TimeCalc,
+ v->PDEAndMetaPTEBytesPerFrame[i][j][k],
+ v->MetaRowBytes[i][j][k],
+ v->DPTEBytesPerRow[i][j][k],
+ v->PrefetchLinesY[i][j][k],
+ v->SwathWidthYThisState[k],
+ v->BytePerPixelY[k],
+ v->PrefillY[k],
+ v->MaxNumSwY[k],
+ v->PrefetchLinesC[i][j][k],
+ v->SwathWidthCThisState[k],
+ v->BytePerPixelC[k],
+ v->PrefillC[k],
+ v->MaxNumSwC[k],
+ v->swath_width_luma_ub_this_state[k],
+ v->swath_width_chroma_ub_this_state[k],
+ v->SwathHeightYThisState[k],
+ v->SwathHeightCThisState[k],
+ v->TWait,
+ v->ProgressiveToInterlaceUnitInOPP,
+ &v->DSTXAfterScaler[k],
+ &v->DSTYAfterScaler[k],
+ &v->LineTimesForPrefetch[k],
+ &v->PrefetchBW[k],
+ &v->LinesForMetaPTE[k],
+ &v->LinesForMetaAndDPTERow[k],
+ &v->VRatioPreY[i][j][k],
+ &v->VRatioPreC[i][j][k],
+ &v->RequiredPrefetchPixelDataBWLuma[i][j][k],
+ &v->RequiredPrefetchPixelDataBWChroma[i][j][k],
+ &v->NoTimeForDynamicMetadata[i][j][k],
+ &v->Tno_bw[k],
+ &v->prefetch_vmrow_bw[k],
+ &v->Tdmdl_vm[k],
+ &v->Tdmdl[k],
+ &v->VUpdateOffsetPix[k],
+ &v->VUpdateWidthPix[k],
+ &v->VReadyOffsetPix[k]);
+ }
+
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ CalculateUrgentBurstFactor(
+ v->swath_width_luma_ub_this_state[k],
+ v->swath_width_chroma_ub_this_state[k],
+ v->DETBufferSizeInKByte,
+ v->SwathHeightYThisState[k],
+ v->SwathHeightCThisState[k],
+ v->HTotal[k] / v->PixelClock[k],
+ v->UrgentLatency,
+ v->CursorBufferSize,
+ v->CursorWidth[k][0],
+ v->CursorBPP[k][0],
+ v->VRatioPreY[i][j][k],
+ v->VRatioPreC[i][j][k],
+ v->BytePerPixelInDETY[k],
+ v->BytePerPixelInDETC[k],
+ v->DETBufferSizeYThisState[k],
+ v->DETBufferSizeCThisState[k],
+ &v->UrgentBurstFactorCursorPre[k],
+ &v->UrgentBurstFactorLumaPre[k],
+ &v->UrgentBurstFactorChroma[k],
+ &v->NoUrgentLatencyHidingPre[k]);
+ }
+
+ v->MaximumReadBandwidthWithPrefetch = 0.0;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->cursor_bw_pre[k] = v->NumberOfCursors[k] * v->CursorWidth[k][0] * v->CursorBPP[k][0] / 8.0 / (v->HTotal[k] / v->PixelClock[k])
+ * v->VRatioPreY[i][j][k];
+
+ v->MaximumReadBandwidthWithPrefetch = v->MaximumReadBandwidthWithPrefetch
+ + dml_max4(
+ v->VActivePixelBandwidth[i][j][k],
+ v->VActiveCursorBandwidth[i][j][k]
+ + v->NoOfDPP[i][j][k] * (v->meta_row_bandwidth[i][j][k] + v->dpte_row_bandwidth[i][j][k]),
+ v->NoOfDPP[i][j][k] * v->prefetch_vmrow_bw[k],
+ v->NoOfDPP[i][j][k]
+ * (v->RequiredPrefetchPixelDataBWLuma[i][j][k] * v->UrgentBurstFactorLumaPre[k]
+ + v->RequiredPrefetchPixelDataBWChroma[i][j][k]
+ * v->UrgentBurstFactorChromaPre[k])
+ + v->cursor_bw_pre[k] * v->UrgentBurstFactorCursorPre[k]);
+ }
+
+ v->NotEnoughUrgentLatencyHidingPre = false;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->NoUrgentLatencyHidingPre[k] == true) {
+ v->NotEnoughUrgentLatencyHidingPre = true;
+ }
+ }
+
+ v->PrefetchSupported[i][j] = true;
+ if (v->BandwidthWithoutPrefetchSupported[i][j] == false || v->MaximumReadBandwidthWithPrefetch > v->ReturnBWPerState[i][j]
+ || v->NotEnoughUrgentLatencyHidingPre == 1) {
+ v->PrefetchSupported[i][j] = false;
+ }
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->LineTimesForPrefetch[k] < 2.0 || v->LinesForMetaPTE[k] >= 32.0 || v->LinesForMetaAndDPTERow[k] >= 16.0
+ || v->NoTimeForPrefetch[i][j][k] == true) {
+ v->PrefetchSupported[i][j] = false;
+ }
+ }
+
+ v->DynamicMetadataSupported[i][j] = true;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->NoTimeForDynamicMetadata[i][j][k] == true) {
+ v->DynamicMetadataSupported[i][j] = false;
+ }
+ }
+
+ v->VRatioInPrefetchSupported[i][j] = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->VRatioPreY[i][j][k] > 4.0 || v->VRatioPreC[i][j][k] > 4.0 || v->NoTimeForPrefetch[i][j][k] == true) {
+ v->VRatioInPrefetchSupported[i][j] = false;
+ }
+ }
+ v->AnyLinesForVMOrRowTooLarge = false;
+ for (k = 0; k < v->NumberOfActivePlanes; ++k) {
+ if (v->LinesForMetaAndDPTERow[k] >= 16 || v->LinesForMetaPTE[k] >= 32) {
+ v->AnyLinesForVMOrRowTooLarge = true;
+ }
+ }
+
+ if (v->PrefetchSupported[i][j] == true && v->VRatioInPrefetchSupported[i][j] == true) {
+ v->BandwidthAvailableForImmediateFlip = v->ReturnBWPerState[i][j];
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->BandwidthAvailableForImmediateFlip = v->BandwidthAvailableForImmediateFlip
+ - dml_max(
+ v->VActivePixelBandwidth[i][j][k] + v->VActiveCursorBandwidth[i][j][k],
+ v->NoOfDPP[i][j][k]
+ * (v->RequiredPrefetchPixelDataBWLuma[i][j][k] * v->UrgentBurstFactorLumaPre[k]
+ + v->RequiredPrefetchPixelDataBWChroma[i][j][k]
+ * v->UrgentBurstFactorChromaPre[k])
+ + v->cursor_bw_pre[k] * v->UrgentBurstFactorCursorPre[k]);
+ }
+ v->TotImmediateFlipBytes = 0.0;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->TotImmediateFlipBytes = v->TotImmediateFlipBytes + v->NoOfDPP[i][j][k] * v->PDEAndMetaPTEBytesPerFrame[i][j][k]
+ + v->MetaRowBytes[i][j][k] + v->DPTEBytesPerRow[i][j][k];
+ }
+
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ CalculateFlipSchedule(
+ mode_lib,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ v->PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ v->ExtraLatency,
+ v->UrgLatency[i],
+ v->GPUVMMaxPageTableLevels,
+ v->HostVMEnable,
+ v->HostVMMaxNonCachedPageTableLevels,
+ v->GPUVMEnable,
+ v->HostVMMinPageSize,
+ v->PDEAndMetaPTEBytesPerFrame[i][j][k],
+ v->MetaRowBytes[i][j][k],
+ v->DPTEBytesPerRow[i][j][k],
+ v->BandwidthAvailableForImmediateFlip,
+ v->TotImmediateFlipBytes,
+ v->SourcePixelFormat[k],
+ v->HTotal[k] / v->PixelClock[k],
+ v->VRatio[k],
+ v->VRatioChroma[k],
+ v->Tno_bw[k],
+ v->DCCEnable[k],
+ v->dpte_row_height[k],
+ v->meta_row_height[k],
+ v->dpte_row_height_chroma[k],
+ v->meta_row_height_chroma[k],
+ &v->DestinationLinesToRequestVMInImmediateFlip[k],
+ &v->DestinationLinesToRequestRowInImmediateFlip[k],
+ &v->final_flip_bw[k],
+ &v->ImmediateFlipSupportedForPipe[k]);
+ }
+ v->total_dcn_read_bw_with_flip = 0.0;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->total_dcn_read_bw_with_flip = v->total_dcn_read_bw_with_flip
+ + dml_max3(
+ v->NoOfDPP[i][j][k] * v->prefetch_vmrow_bw[k],
+ v->NoOfDPP[i][j][k] * v->final_flip_bw[k] + v->VActivePixelBandwidth[i][j][k]
+ + v->VActiveCursorBandwidth[i][j][k],
+ v->NoOfDPP[i][j][k]
+ * (v->final_flip_bw[k]
+ + v->RequiredPrefetchPixelDataBWLuma[i][j][k]
+ * v->UrgentBurstFactorLumaPre[k]
+ + v->RequiredPrefetchPixelDataBWChroma[i][j][k]
+ * v->UrgentBurstFactorChromaPre[k])
+ + v->cursor_bw_pre[k] * v->UrgentBurstFactorCursorPre[k]);
+ }
+ v->ImmediateFlipSupportedForState[i][j] = true;
+ if (v->total_dcn_read_bw_with_flip > v->ReturnBWPerState[i][j]) {
+ v->ImmediateFlipSupportedForState[i][j] = false;
+ }
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->ImmediateFlipSupportedForPipe[k] == false) {
+ v->ImmediateFlipSupportedForState[i][j] = false;
+ }
+ }
+ } else {
+ v->ImmediateFlipSupportedForState[i][j] = false;
+ }
+ if (v->MaxVStartup <= 13 || v->AnyLinesForVMOrRowTooLarge == false) {
+ v->NextMaxVStartup = v->MaxMaxVStartup[i][j];
+ NextPrefetchModeState = NextPrefetchModeState + 1;
+ } else {
+ v->NextMaxVStartup = v->NextMaxVStartup - 1;
+ }
+ } while (!((v->PrefetchSupported[i][j] == true && v->DynamicMetadataSupported[i][j] == true && v->VRatioInPrefetchSupported[i][j] == true
+ && ((v->HostVMEnable == false && v->ImmediateFlipRequirement != dm_immediate_flip_required)
+ || v->ImmediateFlipSupportedForState[i][j] == true))
+ || (v->NextMaxVStartup == v->MaxMaxVStartup[i][j] && NextPrefetchModeState > MaxPrefetchMode)));
+
+ CalculateWatermarksAndDRAMSpeedChangeSupport(
+ mode_lib,
+ v->PrefetchModePerState[i][j],
+ v->NumberOfActivePlanes,
+ v->MaxLineBufferLines,
+ v->LineBufferSize,
+ v->DPPOutputBufferPixels,
+ v->DETBufferSizeInKByte,
+ v->WritebackInterfaceBufferSize,
+ v->DCFCLKState[i][j],
+ v->ReturnBWPerState[i][j],
+ v->GPUVMEnable,
+ v->dpte_group_bytes,
+ v->MetaChunkSize,
+ v->UrgLatency[i],
+ v->ExtraLatency,
+ v->WritebackLatency,
+ v->WritebackChunkSize,
+ v->SOCCLKPerState[i],
+ v->FinalDRAMClockChangeLatency,
+ v->SRExitTime,
+ v->SREnterPlusExitTime,
+ v->ProjectedDCFCLKDeepSleep[i][j],
+ v->NoOfDPPThisState,
+ v->DCCEnable,
+ v->RequiredDPPCLKThisState,
+ v->DETBufferSizeYThisState,
+ v->DETBufferSizeCThisState,
+ v->SwathHeightYThisState,
+ v->SwathHeightCThisState,
+ v->LBBitPerPixel,
+ v->SwathWidthYThisState,
+ v->SwathWidthCThisState,
+ v->HRatio,
+ v->HRatioChroma,
+ v->vtaps,
+ v->VTAPsChroma,
+ v->VRatio,
+ v->VRatioChroma,
+ v->HTotal,
+ v->PixelClock,
+ v->BlendingAndTiming,
+ v->BytePerPixelInDETY,
+ v->BytePerPixelInDETC,
+ v->DSTXAfterScaler,
+ v->DSTYAfterScaler,
+ v->WritebackEnable,
+ v->WritebackPixelFormat,
+ v->WritebackDestinationWidth,
+ v->WritebackDestinationHeight,
+ v->WritebackSourceHeight,
+ &v->DRAMClockChangeSupport[i][j],
+ &v->UrgentWatermark,
+ &v->WritebackUrgentWatermark,
+ &v->DRAMClockChangeWatermark,
+ &v->WritebackDRAMClockChangeWatermark,
+ &v->StutterExitWatermark,
+ &v->StutterEnterPlusExitWatermark,
+ &v->MinActiveDRAMClockChangeLatencySupported);
+ }
+ }
+
+ /*PTE Buffer Size Check*/
+
+ for (i = 0; i < v->soc.num_states; i++) {
+ for (j = 0; j < 2; j++) {
+ v->PTEBufferSizeNotExceeded[i][j] = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->PTEBufferSizeNotExceededY[i][j][k] == false || v->PTEBufferSizeNotExceededC[i][j][k] == false) {
+ v->PTEBufferSizeNotExceeded[i][j] = false;
+ }
+ }
+ }
+ }
+ /*Cursor Support Check*/
+
+ v->CursorSupport = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->CursorWidth[k][0] > 0.0) {
+ if (v->CursorBPP[k][0] == 64 && v->Cursor64BppSupport == false) {
+ v->CursorSupport = false;
+ }
+ }
+ }
+ /*Valid Pitch Check*/
+
+ v->PitchSupport = true;
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->AlignedYPitch[k] = dml_ceil(dml_max(v->PitchY[k], v->SurfaceWidthY[k]), v->MacroTileWidthY[k]);
+ if (v->DCCEnable[k] == true) {
+ v->AlignedDCCMetaPitchY[k] = dml_ceil(dml_max(v->DCCMetaPitchY[k], v->SurfaceWidthY[k]), 64.0 * v->Read256BlockWidthY[k]);
+ } else {
+ v->AlignedDCCMetaPitchY[k] = v->DCCMetaPitchY[k];
+ }
+ if (v->SourcePixelFormat[k] != dm_444_64 && v->SourcePixelFormat[k] != dm_444_32 && v->SourcePixelFormat[k] != dm_444_16 && v->SourcePixelFormat[k] != dm_mono_16
+ && v->SourcePixelFormat[k] != dm_rgbe && v->SourcePixelFormat[k] != dm_mono_8) {
+ v->AlignedCPitch[k] = dml_ceil(dml_max(v->PitchC[k], v->SurfaceWidthC[k]), v->MacroTileWidthC[k]);
+ if (v->DCCEnable[k] == true) {
+ v->AlignedDCCMetaPitchC[k] = dml_ceil(dml_max(v->DCCMetaPitchC[k], v->SurfaceWidthC[k]), 64.0 * v->Read256BlockWidthC[k]);
+ } else {
+ v->AlignedDCCMetaPitchC[k] = v->DCCMetaPitchC[k];
+ }
+ } else {
+ v->AlignedCPitch[k] = v->PitchC[k];
+ v->AlignedDCCMetaPitchC[k] = v->DCCMetaPitchC[k];
+ }
+ if (v->AlignedYPitch[k] > v->PitchY[k] || v->AlignedCPitch[k] > v->PitchC[k] || v->AlignedDCCMetaPitchY[k] > v->DCCMetaPitchY[k]
+ || v->AlignedDCCMetaPitchC[k] > v->DCCMetaPitchC[k]) {
+ v->PitchSupport = false;
+ }
+ }
+
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ if (v->ViewportWidth[k] > v->SurfaceWidthY[k] || v->ViewportHeight[k] > v->SurfaceHeightY[k])
+ ViewportExceedsSurface = true;
+
+ if (v->SourcePixelFormat[k] != dm_444_64 && v->SourcePixelFormat[k] != dm_444_32 && v->SourcePixelFormat[k] != dm_444_16
+ && v->SourcePixelFormat[k] != dm_444_16 && v->SourcePixelFormat[k] != dm_444_8 && v->SourcePixelFormat[k] != dm_rgbe) {
+ if (v->ViewportWidthChroma[k] > v->SurfaceWidthC[k] || v->ViewportHeightChroma[k] > v->SurfaceHeightC[k]) {
+ ViewportExceedsSurface = true;
+ }
+ }
+ }
+ /*Mode Support, Voltage State and SOC Configuration*/
+
+ for (i = v->soc.num_states - 1; i >= 0; i--) {
+ for (j = 0; j < 2; j++) {
+ if (v->ScaleRatioAndTapsSupport == 1 && v->SourceFormatPixelAndScanSupport == 1 && v->ViewportSizeSupport[i][j] == 1
+ && v->DIOSupport[i] == 1 && v->ODMCombine4To1SupportCheckOK[i] == 1
+ && v->NotEnoughDSCUnits[i] == 0 && v->DSCCLKRequiredMoreThanSupported[i] == 0
+ && v->DTBCLKRequiredMoreThanSupported[i] == 0
+ && v->ROBSupport[i][j] == 1 && v->DISPCLK_DPPCLK_Support[i][j] == 1 && v->TotalAvailablePipesSupport[i][j] == 1
+ && EnoughWritebackUnits == 1 && WritebackModeSupport == 1
+ && v->WritebackLatencySupport == 1 && v->WritebackScaleRatioAndTapsSupport == 1 && v->CursorSupport == 1 && v->PitchSupport == 1
+ && ViewportExceedsSurface == 0 && v->PrefetchSupported[i][j] == 1 && v->DynamicMetadataSupported[i][j] == 1
+ && v->TotalVerticalActiveBandwidthSupport[i][j] == 1 && v->VRatioInPrefetchSupported[i][j] == 1
+ && v->PTEBufferSizeNotExceeded[i][j] == 1 && v->NonsupportedDSCInputBPC == 0
+ && ((v->HostVMEnable == 0 && v->ImmediateFlipRequirement != dm_immediate_flip_required)
+ || v->ImmediateFlipSupportedForState[i][j] == true)) {
+ v->ModeSupport[i][j] = true;
+ } else {
+ v->ModeSupport[i][j] = false;
+ }
+ }
+ }
+ {
+ unsigned int MaximumMPCCombine = 0;
+ for (i = v->soc.num_states; i >= 0; i--) {
+ if (i == v->soc.num_states || v->ModeSupport[i][0] == true || v->ModeSupport[i][1] == true) {
+ v->VoltageLevel = i;
+ v->ModeIsSupported = v->ModeSupport[i][0] == true || v->ModeSupport[i][1] == true;
+ if (v->ModeSupport[i][1] == true) {
+ MaximumMPCCombine = 1;
+ } else {
+ MaximumMPCCombine = 0;
+ }
+ }
+ }
+ v->ImmediateFlipSupport = v->ImmediateFlipSupportedForState[v->VoltageLevel][MaximumMPCCombine];
+ for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) {
+ v->MPCCombineEnable[k] = v->MPCCombine[v->VoltageLevel][MaximumMPCCombine][k];
+ v->DPPPerPlane[k] = v->NoOfDPP[v->VoltageLevel][MaximumMPCCombine][k];
+ }
+ v->DCFCLK = v->DCFCLKState[v->VoltageLevel][MaximumMPCCombine];
+ v->DRAMSpeed = v->DRAMSpeedPerState[v->VoltageLevel];
+ v->FabricClock = v->FabricClockPerState[v->VoltageLevel];
+ v->SOCCLK = v->SOCCLKPerState[v->VoltageLevel];
+ v->ReturnBW = v->ReturnBWPerState[v->VoltageLevel][MaximumMPCCombine];
+ v->maxMpcComb = MaximumMPCCombine;
+ }
+}
+
+static void CalculateWatermarksAndDRAMSpeedChangeSupport(
+ struct display_mode_lib *mode_lib,
+ unsigned int PrefetchMode,
+ unsigned int NumberOfActivePlanes,
+ unsigned int MaxLineBufferLines,
+ unsigned int LineBufferSize,
+ unsigned int DPPOutputBufferPixels,
+ double DETBufferSizeInKByte,
+ unsigned int WritebackInterfaceBufferSize,
+ double DCFCLK,
+ double ReturnBW,
+ bool GPUVMEnable,
+ unsigned int dpte_group_bytes[],
+ unsigned int MetaChunkSize,
+ double UrgentLatency,
+ double ExtraLatency,
+ double WritebackLatency,
+ double WritebackChunkSize,
+ double SOCCLK,
+ double DRAMClockChangeLatency,
+ double SRExitTime,
+ double SREnterPlusExitTime,
+ double DCFCLKDeepSleep,
+ unsigned int DPPPerPlane[],
+ bool DCCEnable[],
+ double DPPCLK[],
+ double DETBufferSizeY[],
+ double DETBufferSizeC[],
+ unsigned int SwathHeightY[],
+ unsigned int SwathHeightC[],
+ unsigned int LBBitPerPixel[],
+ double SwathWidthY[],
+ double SwathWidthC[],
+ double HRatio[],
+ double HRatioChroma[],
+ unsigned int vtaps[],
+ unsigned int VTAPsChroma[],
+ double VRatio[],
+ double VRatioChroma[],
+ unsigned int HTotal[],
+ double PixelClock[],
+ unsigned int BlendingAndTiming[],
+ double BytePerPixelDETY[],
+ double BytePerPixelDETC[],
+ double DSTXAfterScaler[],
+ double DSTYAfterScaler[],
+ bool WritebackEnable[],
+ enum source_format_class WritebackPixelFormat[],
+ double WritebackDestinationWidth[],
+ double WritebackDestinationHeight[],
+ double WritebackSourceHeight[],
+ enum clock_change_support *DRAMClockChangeSupport,
+ double *UrgentWatermark,
+ double *WritebackUrgentWatermark,
+ double *DRAMClockChangeWatermark,
+ double *WritebackDRAMClockChangeWatermark,
+ double *StutterExitWatermark,
+ double *StutterEnterPlusExitWatermark,
+ double *MinActiveDRAMClockChangeLatencySupported)
+{
+ double EffectiveLBLatencyHidingY = 0;
+ double EffectiveLBLatencyHidingC = 0;
+ double LinesInDETY[DC__NUM_DPP__MAX] = { 0 };
+ double LinesInDETC = 0;
+ unsigned int LinesInDETYRoundedDownToSwath[DC__NUM_DPP__MAX] = { 0 };
+ unsigned int LinesInDETCRoundedDownToSwath = 0;
+ double FullDETBufferingTimeY[DC__NUM_DPP__MAX] = { 0 };
+ double FullDETBufferingTimeC = 0;
+ double ActiveDRAMClockChangeLatencyMarginY = 0;
+ double ActiveDRAMClockChangeLatencyMarginC = 0;
+ double WritebackDRAMClockChangeLatencyMargin = 0;
+ double PlaneWithMinActiveDRAMClockChangeMargin = 0;
+ double SecondMinActiveDRAMClockChangeMarginOneDisplayInVBLank = 0;
+ double FullDETBufferingTimeYStutterCriticalPlane = 0;
+ double TimeToFinishSwathTransferStutterCriticalPlane = 0;
+ double WritebackDRAMClockChangeLatencyHiding = 0;
+ unsigned int k, j;
+
+ mode_lib->vba.TotalActiveDPP = 0;
+ mode_lib->vba.TotalDCCActiveDPP = 0;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ mode_lib->vba.TotalActiveDPP = mode_lib->vba.TotalActiveDPP + DPPPerPlane[k];
+ if (DCCEnable[k] == true) {
+ mode_lib->vba.TotalDCCActiveDPP = mode_lib->vba.TotalDCCActiveDPP + DPPPerPlane[k];
+ }
+ }
+
+ *UrgentWatermark = UrgentLatency + ExtraLatency;
+
+ *DRAMClockChangeWatermark = DRAMClockChangeLatency + *UrgentWatermark;
+
+ mode_lib->vba.TotalActiveWriteback = 0;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (WritebackEnable[k] == true) {
+ mode_lib->vba.TotalActiveWriteback = mode_lib->vba.TotalActiveWriteback + 1;
+ }
+ }
+
+ if (mode_lib->vba.TotalActiveWriteback <= 1) {
+ *WritebackUrgentWatermark = WritebackLatency;
+ } else {
+ *WritebackUrgentWatermark = WritebackLatency + WritebackChunkSize * 1024.0 / 32.0 / SOCCLK;
+ }
+
+ if (mode_lib->vba.TotalActiveWriteback <= 1) {
+ *WritebackDRAMClockChangeWatermark = DRAMClockChangeLatency + WritebackLatency;
+ } else {
+ *WritebackDRAMClockChangeWatermark = DRAMClockChangeLatency + WritebackLatency + WritebackChunkSize * 1024.0 / 32.0 / SOCCLK;
+ }
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+
+ mode_lib->vba.LBLatencyHidingSourceLinesY = dml_min((double) MaxLineBufferLines, dml_floor(LineBufferSize / LBBitPerPixel[k] / (SwathWidthY[k] / dml_max(HRatio[k], 1.0)), 1)) - (vtaps[k] - 1);
+
+ mode_lib->vba.LBLatencyHidingSourceLinesC = dml_min((double) MaxLineBufferLines, dml_floor(LineBufferSize / LBBitPerPixel[k] / (SwathWidthC[k] / dml_max(HRatioChroma[k], 1.0)), 1)) - (VTAPsChroma[k] - 1);
+
+ EffectiveLBLatencyHidingY = mode_lib->vba.LBLatencyHidingSourceLinesY / VRatio[k] * (HTotal[k] / PixelClock[k]);
+
+ EffectiveLBLatencyHidingC = mode_lib->vba.LBLatencyHidingSourceLinesC / VRatioChroma[k] * (HTotal[k] / PixelClock[k]);
+
+ LinesInDETY[k] = (double) DETBufferSizeY[k] / BytePerPixelDETY[k] / SwathWidthY[k];
+ LinesInDETYRoundedDownToSwath[k] = dml_floor(LinesInDETY[k], SwathHeightY[k]);
+ FullDETBufferingTimeY[k] = LinesInDETYRoundedDownToSwath[k] * (HTotal[k] / PixelClock[k]) / VRatio[k];
+ if (BytePerPixelDETC[k] > 0) {
+ LinesInDETC = mode_lib->vba.DETBufferSizeC[k] / BytePerPixelDETC[k] / SwathWidthC[k];
+ LinesInDETCRoundedDownToSwath = dml_floor(LinesInDETC, SwathHeightC[k]);
+ FullDETBufferingTimeC = LinesInDETCRoundedDownToSwath * (HTotal[k] / PixelClock[k]) / VRatioChroma[k];
+ } else {
+ LinesInDETC = 0;
+ FullDETBufferingTimeC = 999999;
+ }
+
+ ActiveDRAMClockChangeLatencyMarginY = EffectiveLBLatencyHidingY + FullDETBufferingTimeY[k] - *UrgentWatermark - (HTotal[k] / PixelClock[k]) * (DSTXAfterScaler[k] / HTotal[k] + DSTYAfterScaler[k]) - *DRAMClockChangeWatermark;
+
+ if (NumberOfActivePlanes > 1) {
+ ActiveDRAMClockChangeLatencyMarginY = ActiveDRAMClockChangeLatencyMarginY - (1 - 1.0 / NumberOfActivePlanes) * SwathHeightY[k] * HTotal[k] / PixelClock[k] / VRatio[k];
+ }
+
+ if (BytePerPixelDETC[k] > 0) {
+ ActiveDRAMClockChangeLatencyMarginC = EffectiveLBLatencyHidingC + FullDETBufferingTimeC - *UrgentWatermark - (HTotal[k] / PixelClock[k]) * (DSTXAfterScaler[k] / HTotal[k] + DSTYAfterScaler[k]) - *DRAMClockChangeWatermark;
+
+ if (NumberOfActivePlanes > 1) {
+ ActiveDRAMClockChangeLatencyMarginC = ActiveDRAMClockChangeLatencyMarginC - (1 - 1.0 / NumberOfActivePlanes) * SwathHeightC[k] * HTotal[k] / PixelClock[k] / VRatioChroma[k];
+ }
+ mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = dml_min(ActiveDRAMClockChangeLatencyMarginY, ActiveDRAMClockChangeLatencyMarginC);
+ } else {
+ mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = ActiveDRAMClockChangeLatencyMarginY;
+ }
+
+ if (WritebackEnable[k] == true) {
+
+ WritebackDRAMClockChangeLatencyHiding = WritebackInterfaceBufferSize * 1024 / (WritebackDestinationWidth[k] * WritebackDestinationHeight[k] / (WritebackSourceHeight[k] * HTotal[k] / PixelClock[k]) * 4);
+ if (WritebackPixelFormat[k] == dm_444_64) {
+ WritebackDRAMClockChangeLatencyHiding = WritebackDRAMClockChangeLatencyHiding / 2;
+ }
+ if (mode_lib->vba.WritebackConfiguration == dm_whole_buffer_for_single_stream_interleave || mode_lib->vba.WritebackConfiguration == dm_whole_buffer_for_single_stream_interleave) {
+ WritebackDRAMClockChangeLatencyHiding = WritebackDRAMClockChangeLatencyHiding * 2;
+ }
+ WritebackDRAMClockChangeLatencyMargin = WritebackDRAMClockChangeLatencyHiding - mode_lib->vba.WritebackDRAMClockChangeWatermark;
+ mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = dml_min(mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k], WritebackDRAMClockChangeLatencyMargin);
+ }
+ }
+
+ mode_lib->vba.MinActiveDRAMClockChangeMargin = 999999;
+ PlaneWithMinActiveDRAMClockChangeMargin = 0;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] < mode_lib->vba.MinActiveDRAMClockChangeMargin) {
+ mode_lib->vba.MinActiveDRAMClockChangeMargin = mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k];
+ if (BlendingAndTiming[k] == k) {
+ PlaneWithMinActiveDRAMClockChangeMargin = k;
+ } else {
+ for (j = 0; j < NumberOfActivePlanes; ++j) {
+ if (BlendingAndTiming[k] == j) {
+ PlaneWithMinActiveDRAMClockChangeMargin = j;
+ }
+ }
+ }
+ }
+ }
+
+ *MinActiveDRAMClockChangeLatencySupported = mode_lib->vba.MinActiveDRAMClockChangeMargin + DRAMClockChangeLatency;
+
+ SecondMinActiveDRAMClockChangeMarginOneDisplayInVBLank = 999999;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (!((k == PlaneWithMinActiveDRAMClockChangeMargin) && (BlendingAndTiming[k] == k)) && !(BlendingAndTiming[k] == PlaneWithMinActiveDRAMClockChangeMargin) && mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] < SecondMinActiveDRAMClockChangeMarginOneDisplayInVBLank) {
+ SecondMinActiveDRAMClockChangeMarginOneDisplayInVBLank = mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k];
+ }
+ }
+
+ mode_lib->vba.TotalNumberOfActiveOTG = 0;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (BlendingAndTiming[k] == k) {
+ mode_lib->vba.TotalNumberOfActiveOTG = mode_lib->vba.TotalNumberOfActiveOTG + 1;
+ }
+ }
+
+ if (mode_lib->vba.MinActiveDRAMClockChangeMargin > 0) {
+ *DRAMClockChangeSupport = dm_dram_clock_change_vactive;
+ } else if (((mode_lib->vba.SynchronizedVBlank == true || mode_lib->vba.TotalNumberOfActiveOTG == 1 || SecondMinActiveDRAMClockChangeMarginOneDisplayInVBLank > 0) && PrefetchMode == 0)) {
+ *DRAMClockChangeSupport = dm_dram_clock_change_vblank;
+ } else {
+ *DRAMClockChangeSupport = dm_dram_clock_change_unsupported;
+ }
+
+ FullDETBufferingTimeYStutterCriticalPlane = FullDETBufferingTimeY[0];
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (FullDETBufferingTimeY[k] <= FullDETBufferingTimeYStutterCriticalPlane) {
+ FullDETBufferingTimeYStutterCriticalPlane = FullDETBufferingTimeY[k];
+ TimeToFinishSwathTransferStutterCriticalPlane = (SwathHeightY[k] - (LinesInDETY[k] - LinesInDETYRoundedDownToSwath[k])) * (HTotal[k] / PixelClock[k]) / VRatio[k];
+ }
+ }
+
+ *StutterExitWatermark = SRExitTime + ExtraLatency + 10 / DCFCLKDeepSleep;
+ *StutterEnterPlusExitWatermark = dml_max(SREnterPlusExitTime + ExtraLatency + 10 / DCFCLKDeepSleep, TimeToFinishSwathTransferStutterCriticalPlane);
+
+}
+
+static void CalculateDCFCLKDeepSleep(
+ struct display_mode_lib *mode_lib,
+ unsigned int NumberOfActivePlanes,
+ int BytePerPixelY[],
+ int BytePerPixelC[],
+ double VRatio[],
+ double VRatioChroma[],
+ double SwathWidthY[],
+ double SwathWidthC[],
+ unsigned int DPPPerPlane[],
+ double HRatio[],
+ double HRatioChroma[],
+ double PixelClock[],
+ double PSCL_THROUGHPUT[],
+ double PSCL_THROUGHPUT_CHROMA[],
+ double DPPCLK[],
+ double ReadBandwidthLuma[],
+ double ReadBandwidthChroma[],
+ int ReturnBusWidth,
+ double *DCFCLKDeepSleep)
+{
+ double DisplayPipeLineDeliveryTimeLuma = 0;
+ double DisplayPipeLineDeliveryTimeChroma = 0;
+ unsigned int k;
+ double ReadBandwidth = 0.0;
+
+ //double DCFCLKDeepSleepPerPlane[DC__NUM_DPP__MAX];
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+
+ if (VRatio[k] <= 1) {
+ DisplayPipeLineDeliveryTimeLuma = SwathWidthY[k] * DPPPerPlane[k] / HRatio[k] / PixelClock[k];
+ } else {
+ DisplayPipeLineDeliveryTimeLuma = SwathWidthY[k] / PSCL_THROUGHPUT[k] / DPPCLK[k];
+ }
+ if (BytePerPixelC[k] == 0) {
+ DisplayPipeLineDeliveryTimeChroma = 0;
+ } else {
+ if (VRatioChroma[k] <= 1) {
+ DisplayPipeLineDeliveryTimeChroma = SwathWidthC[k] * DPPPerPlane[k] / HRatioChroma[k] / PixelClock[k];
+ } else {
+ DisplayPipeLineDeliveryTimeChroma = SwathWidthC[k] / PSCL_THROUGHPUT_CHROMA[k] / DPPCLK[k];
+ }
+ }
+
+ if (BytePerPixelC[k] > 0) {
+ mode_lib->vba.DCFCLKDeepSleepPerPlane[k] = dml_max(1.1 * SwathWidthY[k] * BytePerPixelY[k] / 32.0 / DisplayPipeLineDeliveryTimeLuma, 1.1 * SwathWidthC[k] * BytePerPixelC[k] / 32.0 / DisplayPipeLineDeliveryTimeChroma);
+ } else {
+ mode_lib->vba.DCFCLKDeepSleepPerPlane[k] = 1.1 * SwathWidthY[k] * BytePerPixelY[k] / 64.0 / DisplayPipeLineDeliveryTimeLuma;
+ }
+ mode_lib->vba.DCFCLKDeepSleepPerPlane[k] = dml_max(mode_lib->vba.DCFCLKDeepSleepPerPlane[k], PixelClock[k] / 16);
+
+ }
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ ReadBandwidth = ReadBandwidth + ReadBandwidthLuma[k] + ReadBandwidthChroma[k];
+ }
+
+ *DCFCLKDeepSleep = dml_max(8.0, ReadBandwidth / ReturnBusWidth);
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ *DCFCLKDeepSleep = dml_max(*DCFCLKDeepSleep, mode_lib->vba.DCFCLKDeepSleepPerPlane[k]);
+ }
+}
+
+static void CalculateUrgentBurstFactor(
+ long swath_width_luma_ub,
+ long swath_width_chroma_ub,
+ unsigned int DETBufferSizeInKByte,
+ unsigned int SwathHeightY,
+ unsigned int SwathHeightC,
+ double LineTime,
+ double UrgentLatency,
+ double CursorBufferSize,
+ unsigned int CursorWidth,
+ unsigned int CursorBPP,
+ double VRatio,
+ double VRatioC,
+ double BytePerPixelInDETY,
+ double BytePerPixelInDETC,
+ double DETBufferSizeY,
+ double DETBufferSizeC,
+ double *UrgentBurstFactorCursor,
+ double *UrgentBurstFactorLuma,
+ double *UrgentBurstFactorChroma,
+ bool *NotEnoughUrgentLatencyHiding)
+{
+ double LinesInDETLuma = 0;
+ double LinesInDETChroma = 0;
+ unsigned int LinesInCursorBuffer = 0;
+ double CursorBufferSizeInTime = 0;
+ double DETBufferSizeInTimeLuma = 0;
+ double DETBufferSizeInTimeChroma = 0;
+
+ *NotEnoughUrgentLatencyHiding = 0;
+
+ if (CursorWidth > 0) {
+ LinesInCursorBuffer = 1 << (unsigned int) dml_floor(dml_log2(CursorBufferSize * 1024.0 / (CursorWidth * CursorBPP / 8.0)), 1.0);
+ if (VRatio > 0) {
+ CursorBufferSizeInTime = LinesInCursorBuffer * LineTime / VRatio;
+ if (CursorBufferSizeInTime - UrgentLatency <= 0) {
+ *NotEnoughUrgentLatencyHiding = 1;
+ *UrgentBurstFactorCursor = 0;
+ } else {
+ *UrgentBurstFactorCursor = CursorBufferSizeInTime / (CursorBufferSizeInTime - UrgentLatency);
+ }
+ } else {
+ *UrgentBurstFactorCursor = 1;
+ }
+ }
+
+ LinesInDETLuma = DETBufferSizeY / BytePerPixelInDETY / swath_width_luma_ub;
+ if (VRatio > 0) {
+ DETBufferSizeInTimeLuma = dml_floor(LinesInDETLuma, SwathHeightY) * LineTime / VRatio;
+ if (DETBufferSizeInTimeLuma - UrgentLatency <= 0) {
+ *NotEnoughUrgentLatencyHiding = 1;
+ *UrgentBurstFactorLuma = 0;
+ } else {
+ *UrgentBurstFactorLuma = DETBufferSizeInTimeLuma / (DETBufferSizeInTimeLuma - UrgentLatency);
+ }
+ } else {
+ *UrgentBurstFactorLuma = 1;
+ }
+
+ if (BytePerPixelInDETC > 0) {
+ LinesInDETChroma = DETBufferSizeC / BytePerPixelInDETC / swath_width_chroma_ub;
+ if (VRatio > 0) {
+ DETBufferSizeInTimeChroma = dml_floor(LinesInDETChroma, SwathHeightC) * LineTime / VRatio;
+ if (DETBufferSizeInTimeChroma - UrgentLatency <= 0) {
+ *NotEnoughUrgentLatencyHiding = 1;
+ *UrgentBurstFactorChroma = 0;
+ } else {
+ *UrgentBurstFactorChroma = DETBufferSizeInTimeChroma / (DETBufferSizeInTimeChroma - UrgentLatency);
+ }
+ } else {
+ *UrgentBurstFactorChroma = 1;
+ }
+ }
+}
+
+static void CalculatePixelDeliveryTimes(
+ unsigned int NumberOfActivePlanes,
+ double VRatio[],
+ double VRatioChroma[],
+ double VRatioPrefetchY[],
+ double VRatioPrefetchC[],
+ unsigned int swath_width_luma_ub[],
+ unsigned int swath_width_chroma_ub[],
+ unsigned int DPPPerPlane[],
+ double HRatio[],
+ double HRatioChroma[],
+ double PixelClock[],
+ double PSCL_THROUGHPUT[],
+ double PSCL_THROUGHPUT_CHROMA[],
+ double DPPCLK[],
+ int BytePerPixelC[],
+ enum scan_direction_class SourceScan[],
+ unsigned int NumberOfCursors[],
+ unsigned int CursorWidth[][2],
+ unsigned int CursorBPP[][2],
+ unsigned int BlockWidth256BytesY[],
+ unsigned int BlockHeight256BytesY[],
+ unsigned int BlockWidth256BytesC[],
+ unsigned int BlockHeight256BytesC[],
+ double DisplayPipeLineDeliveryTimeLuma[],
+ double DisplayPipeLineDeliveryTimeChroma[],
+ double DisplayPipeLineDeliveryTimeLumaPrefetch[],
+ double DisplayPipeLineDeliveryTimeChromaPrefetch[],
+ double DisplayPipeRequestDeliveryTimeLuma[],
+ double DisplayPipeRequestDeliveryTimeChroma[],
+ double DisplayPipeRequestDeliveryTimeLumaPrefetch[],
+ double DisplayPipeRequestDeliveryTimeChromaPrefetch[],
+ double CursorRequestDeliveryTime[],
+ double CursorRequestDeliveryTimePrefetch[])
+{
+ double req_per_swath_ub = 0;
+ unsigned int k;
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (VRatio[k] <= 1) {
+ DisplayPipeLineDeliveryTimeLuma[k] = swath_width_luma_ub[k] * DPPPerPlane[k] / HRatio[k] / PixelClock[k];
+ } else {
+ DisplayPipeLineDeliveryTimeLuma[k] = swath_width_luma_ub[k] / PSCL_THROUGHPUT[k] / DPPCLK[k];
+ }
+
+ if (BytePerPixelC[k] == 0) {
+ DisplayPipeLineDeliveryTimeChroma[k] = 0;
+ } else {
+ if (VRatioChroma[k] <= 1) {
+ DisplayPipeLineDeliveryTimeChroma[k] = swath_width_chroma_ub[k] * DPPPerPlane[k] / HRatioChroma[k] / PixelClock[k];
+ } else {
+ DisplayPipeLineDeliveryTimeChroma[k] = swath_width_chroma_ub[k] / PSCL_THROUGHPUT_CHROMA[k] / DPPCLK[k];
+ }
+ }
+
+ if (VRatioPrefetchY[k] <= 1) {
+ DisplayPipeLineDeliveryTimeLumaPrefetch[k] = swath_width_luma_ub[k] * DPPPerPlane[k] / HRatio[k] / PixelClock[k];
+ } else {
+ DisplayPipeLineDeliveryTimeLumaPrefetch[k] = swath_width_luma_ub[k] / PSCL_THROUGHPUT[k] / DPPCLK[k];
+ }
+
+ if (BytePerPixelC[k] == 0) {
+ DisplayPipeLineDeliveryTimeChromaPrefetch[k] = 0;
+ } else {
+ if (VRatioPrefetchC[k] <= 1) {
+ DisplayPipeLineDeliveryTimeChromaPrefetch[k] = swath_width_chroma_ub[k] * DPPPerPlane[k] / HRatioChroma[k] / PixelClock[k];
+ } else {
+ DisplayPipeLineDeliveryTimeChromaPrefetch[k] = swath_width_chroma_ub[k] / PSCL_THROUGHPUT_CHROMA[k] / DPPCLK[k];
+ }
+ }
+ }
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (SourceScan[k] != dm_vert) {
+ req_per_swath_ub = swath_width_luma_ub[k] / BlockWidth256BytesY[k];
+ } else {
+ req_per_swath_ub = swath_width_luma_ub[k] / BlockHeight256BytesY[k];
+ }
+ DisplayPipeRequestDeliveryTimeLuma[k] = DisplayPipeLineDeliveryTimeLuma[k] / req_per_swath_ub;
+ DisplayPipeRequestDeliveryTimeLumaPrefetch[k] = DisplayPipeLineDeliveryTimeLumaPrefetch[k] / req_per_swath_ub;
+ if (BytePerPixelC[k] == 0) {
+ DisplayPipeRequestDeliveryTimeChroma[k] = 0;
+ DisplayPipeRequestDeliveryTimeChromaPrefetch[k] = 0;
+ } else {
+ if (SourceScan[k] != dm_vert) {
+ req_per_swath_ub = swath_width_chroma_ub[k] / BlockWidth256BytesC[k];
+ } else {
+ req_per_swath_ub = swath_width_chroma_ub[k] / BlockHeight256BytesC[k];
+ }
+ DisplayPipeRequestDeliveryTimeChroma[k] = DisplayPipeLineDeliveryTimeChroma[k] / req_per_swath_ub;
+ DisplayPipeRequestDeliveryTimeChromaPrefetch[k] = DisplayPipeLineDeliveryTimeChromaPrefetch[k] / req_per_swath_ub;
+ }
+ }
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ int cursor_req_per_width = 0;
+ cursor_req_per_width = dml_ceil(CursorWidth[k][0] * CursorBPP[k][0] / 256 / 8, 1);
+ if (NumberOfCursors[k] > 0) {
+ if (VRatio[k] <= 1) {
+ CursorRequestDeliveryTime[k] = CursorWidth[k][0] / HRatio[k] / PixelClock[k] / cursor_req_per_width;
+ } else {
+ CursorRequestDeliveryTime[k] = CursorWidth[k][0] / PSCL_THROUGHPUT[k] / DPPCLK[k] / cursor_req_per_width;
+ }
+ if (VRatioPrefetchY[k] <= 1) {
+ CursorRequestDeliveryTimePrefetch[k] = CursorWidth[k][0] / HRatio[k] / PixelClock[k] / cursor_req_per_width;
+ } else {
+ CursorRequestDeliveryTimePrefetch[k] = CursorWidth[k][0] / PSCL_THROUGHPUT[k] / DPPCLK[k] / cursor_req_per_width;
+ }
+ } else {
+ CursorRequestDeliveryTime[k] = 0;
+ CursorRequestDeliveryTimePrefetch[k] = 0;
+ }
+ }
+}
+
+static void CalculateMetaAndPTETimes(
+ int NumberOfActivePlanes,
+ bool GPUVMEnable,
+ int MetaChunkSize,
+ int MinMetaChunkSizeBytes,
+ int HTotal[],
+ double VRatio[],
+ double VRatioChroma[],
+ double DestinationLinesToRequestRowInVBlank[],
+ double DestinationLinesToRequestRowInImmediateFlip[],
+ bool DCCEnable[],
+ double PixelClock[],
+ int BytePerPixelY[],
+ int BytePerPixelC[],
+ enum scan_direction_class SourceScan[],
+ int dpte_row_height[],
+ int dpte_row_height_chroma[],
+ int meta_row_width[],
+ int meta_row_width_chroma[],
+ int meta_row_height[],
+ int meta_row_height_chroma[],
+ int meta_req_width[],
+ int meta_req_width_chroma[],
+ int meta_req_height[],
+ int meta_req_height_chroma[],
+ int dpte_group_bytes[],
+ int PTERequestSizeY[],
+ int PTERequestSizeC[],
+ int PixelPTEReqWidthY[],
+ int PixelPTEReqHeightY[],
+ int PixelPTEReqWidthC[],
+ int PixelPTEReqHeightC[],
+ int dpte_row_width_luma_ub[],
+ int dpte_row_width_chroma_ub[],
+ double DST_Y_PER_PTE_ROW_NOM_L[],
+ double DST_Y_PER_PTE_ROW_NOM_C[],
+ double DST_Y_PER_META_ROW_NOM_L[],
+ double DST_Y_PER_META_ROW_NOM_C[],
+ double TimePerMetaChunkNominal[],
+ double TimePerChromaMetaChunkNominal[],
+ double TimePerMetaChunkVBlank[],
+ double TimePerChromaMetaChunkVBlank[],
+ double TimePerMetaChunkFlip[],
+ double TimePerChromaMetaChunkFlip[],
+ double time_per_pte_group_nom_luma[],
+ double time_per_pte_group_vblank_luma[],
+ double time_per_pte_group_flip_luma[],
+ double time_per_pte_group_nom_chroma[],
+ double time_per_pte_group_vblank_chroma[],
+ double time_per_pte_group_flip_chroma[])
+{
+ unsigned int meta_chunk_width = 0;
+ unsigned int min_meta_chunk_width = 0;
+ unsigned int meta_chunk_per_row_int = 0;
+ unsigned int meta_row_remainder = 0;
+ unsigned int meta_chunk_threshold = 0;
+ unsigned int meta_chunks_per_row_ub = 0;
+ unsigned int meta_chunk_width_chroma = 0;
+ unsigned int min_meta_chunk_width_chroma = 0;
+ unsigned int meta_chunk_per_row_int_chroma = 0;
+ unsigned int meta_row_remainder_chroma = 0;
+ unsigned int meta_chunk_threshold_chroma = 0;
+ unsigned int meta_chunks_per_row_ub_chroma = 0;
+ unsigned int dpte_group_width_luma = 0;
+ unsigned int dpte_groups_per_row_luma_ub = 0;
+ unsigned int dpte_group_width_chroma = 0;
+ unsigned int dpte_groups_per_row_chroma_ub = 0;
+ unsigned int k;
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ DST_Y_PER_PTE_ROW_NOM_L[k] = dpte_row_height[k] / VRatio[k];
+ if (BytePerPixelC[k] == 0) {
+ DST_Y_PER_PTE_ROW_NOM_C[k] = 0;
+ } else {
+ DST_Y_PER_PTE_ROW_NOM_C[k] = dpte_row_height_chroma[k] / VRatioChroma[k];
+ }
+ DST_Y_PER_META_ROW_NOM_L[k] = meta_row_height[k] / VRatio[k];
+ if (BytePerPixelC[k] == 0) {
+ DST_Y_PER_META_ROW_NOM_C[k] = 0;
+ } else {
+ DST_Y_PER_META_ROW_NOM_C[k] = meta_row_height_chroma[k] / VRatioChroma[k];
+ }
+ }
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (DCCEnable[k] == true) {
+ meta_chunk_width = MetaChunkSize * 1024 * 256 / BytePerPixelY[k] / meta_row_height[k];
+ min_meta_chunk_width = MinMetaChunkSizeBytes * 256 / BytePerPixelY[k] / meta_row_height[k];
+ meta_chunk_per_row_int = meta_row_width[k] / meta_chunk_width;
+ meta_row_remainder = meta_row_width[k] % meta_chunk_width;
+ if (SourceScan[k] != dm_vert) {
+ meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_width[k];
+ } else {
+ meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_height[k];
+ }
+ if (meta_row_remainder <= meta_chunk_threshold) {
+ meta_chunks_per_row_ub = meta_chunk_per_row_int + 1;
+ } else {
+ meta_chunks_per_row_ub = meta_chunk_per_row_int + 2;
+ }
+ TimePerMetaChunkNominal[k] = meta_row_height[k] / VRatio[k] * HTotal[k] / PixelClock[k] / meta_chunks_per_row_ub;
+ TimePerMetaChunkVBlank[k] = DestinationLinesToRequestRowInVBlank[k] * HTotal[k] / PixelClock[k] / meta_chunks_per_row_ub;
+ TimePerMetaChunkFlip[k] = DestinationLinesToRequestRowInImmediateFlip[k] * HTotal[k] / PixelClock[k] / meta_chunks_per_row_ub;
+ if (BytePerPixelC[k] == 0) {
+ TimePerChromaMetaChunkNominal[k] = 0;
+ TimePerChromaMetaChunkVBlank[k] = 0;
+ TimePerChromaMetaChunkFlip[k] = 0;
+ } else {
+ meta_chunk_width_chroma = MetaChunkSize * 1024 * 256 / BytePerPixelC[k] / meta_row_height_chroma[k];
+ min_meta_chunk_width_chroma = MinMetaChunkSizeBytes * 256 / BytePerPixelC[k] / meta_row_height_chroma[k];
+ meta_chunk_per_row_int_chroma = (double) meta_row_width_chroma[k] / meta_chunk_width_chroma;
+ meta_row_remainder_chroma = meta_row_width_chroma[k] % meta_chunk_width_chroma;
+ if (SourceScan[k] != dm_vert) {
+ meta_chunk_threshold_chroma = 2 * min_meta_chunk_width_chroma - meta_req_width_chroma[k];
+ } else {
+ meta_chunk_threshold_chroma = 2 * min_meta_chunk_width_chroma - meta_req_height_chroma[k];
+ }
+ if (meta_row_remainder_chroma <= meta_chunk_threshold_chroma) {
+ meta_chunks_per_row_ub_chroma = meta_chunk_per_row_int_chroma + 1;
+ } else {
+ meta_chunks_per_row_ub_chroma = meta_chunk_per_row_int_chroma + 2;
+ }
+ TimePerChromaMetaChunkNominal[k] = meta_row_height_chroma[k] / VRatioChroma[k] * HTotal[k] / PixelClock[k] / meta_chunks_per_row_ub_chroma;
+ TimePerChromaMetaChunkVBlank[k] = DestinationLinesToRequestRowInVBlank[k] * HTotal[k] / PixelClock[k] / meta_chunks_per_row_ub_chroma;
+ TimePerChromaMetaChunkFlip[k] = DestinationLinesToRequestRowInImmediateFlip[k] * HTotal[k] / PixelClock[k] / meta_chunks_per_row_ub_chroma;
+ }
+ } else {
+ TimePerMetaChunkNominal[k] = 0;
+ TimePerMetaChunkVBlank[k] = 0;
+ TimePerMetaChunkFlip[k] = 0;
+ TimePerChromaMetaChunkNominal[k] = 0;
+ TimePerChromaMetaChunkVBlank[k] = 0;
+ TimePerChromaMetaChunkFlip[k] = 0;
+ }
+ }
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (GPUVMEnable == true) {
+ if (SourceScan[k] != dm_vert) {
+ dpte_group_width_luma = dpte_group_bytes[k] / PTERequestSizeY[k] * PixelPTEReqWidthY[k];
+ } else {
+ dpte_group_width_luma = dpte_group_bytes[k] / PTERequestSizeY[k] * PixelPTEReqHeightY[k];
+ }
+ dpte_groups_per_row_luma_ub = dml_ceil(1.0 * dpte_row_width_luma_ub[k] / dpte_group_width_luma, 1);
+ time_per_pte_group_nom_luma[k] = DST_Y_PER_PTE_ROW_NOM_L[k] * HTotal[k] / PixelClock[k] / dpte_groups_per_row_luma_ub;
+ time_per_pte_group_vblank_luma[k] = DestinationLinesToRequestRowInVBlank[k] * HTotal[k] / PixelClock[k] / dpte_groups_per_row_luma_ub;
+ time_per_pte_group_flip_luma[k] = DestinationLinesToRequestRowInImmediateFlip[k] * HTotal[k] / PixelClock[k] / dpte_groups_per_row_luma_ub;
+ if (BytePerPixelC[k] == 0) {
+ time_per_pte_group_nom_chroma[k] = 0;
+ time_per_pte_group_vblank_chroma[k] = 0;
+ time_per_pte_group_flip_chroma[k] = 0;
+ } else {
+ if (SourceScan[k] != dm_vert) {
+ dpte_group_width_chroma = dpte_group_bytes[k] / PTERequestSizeC[k] * PixelPTEReqWidthC[k];
+ } else {
+ dpte_group_width_chroma = dpte_group_bytes[k] / PTERequestSizeC[k] * PixelPTEReqHeightC[k];
+ }
+ dpte_groups_per_row_chroma_ub = dml_ceil(1.0 * dpte_row_width_chroma_ub[k] / dpte_group_width_chroma, 1);
+ time_per_pte_group_nom_chroma[k] = DST_Y_PER_PTE_ROW_NOM_C[k] * HTotal[k] / PixelClock[k] / dpte_groups_per_row_chroma_ub;
+ time_per_pte_group_vblank_chroma[k] = DestinationLinesToRequestRowInVBlank[k] * HTotal[k] / PixelClock[k] / dpte_groups_per_row_chroma_ub;
+ time_per_pte_group_flip_chroma[k] = DestinationLinesToRequestRowInImmediateFlip[k] * HTotal[k] / PixelClock[k] / dpte_groups_per_row_chroma_ub;
+ }
+ } else {
+ time_per_pte_group_nom_luma[k] = 0;
+ time_per_pte_group_vblank_luma[k] = 0;
+ time_per_pte_group_flip_luma[k] = 0;
+ time_per_pte_group_nom_chroma[k] = 0;
+ time_per_pte_group_vblank_chroma[k] = 0;
+ time_per_pte_group_flip_chroma[k] = 0;
+ }
+ }
+}
+
+static void CalculateVMGroupAndRequestTimes(
+ unsigned int NumberOfActivePlanes,
+ bool GPUVMEnable,
+ unsigned int GPUVMMaxPageTableLevels,
+ unsigned int HTotal[],
+ int BytePerPixelC[],
+ double DestinationLinesToRequestVMInVBlank[],
+ double DestinationLinesToRequestVMInImmediateFlip[],
+ bool DCCEnable[],
+ double PixelClock[],
+ int dpte_row_width_luma_ub[],
+ int dpte_row_width_chroma_ub[],
+ int vm_group_bytes[],
+ unsigned int dpde0_bytes_per_frame_ub_l[],
+ unsigned int dpde0_bytes_per_frame_ub_c[],
+ int meta_pte_bytes_per_frame_ub_l[],
+ int meta_pte_bytes_per_frame_ub_c[],
+ double TimePerVMGroupVBlank[],
+ double TimePerVMGroupFlip[],
+ double TimePerVMRequestVBlank[],
+ double TimePerVMRequestFlip[])
+{
+ int num_group_per_lower_vm_stage = 0;
+ int num_req_per_lower_vm_stage = 0;
+ unsigned int k;
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (GPUVMEnable == true && (DCCEnable[k] == true || GPUVMMaxPageTableLevels > 1)) {
+ if (DCCEnable[k] == false) {
+ if (BytePerPixelC[k] > 0) {
+ num_group_per_lower_vm_stage = dml_ceil((double) (dpde0_bytes_per_frame_ub_l[k])
+ / (double) (vm_group_bytes[k]), 1) + dml_ceil((double) (dpde0_bytes_per_frame_ub_c[k])
+ / (double) (vm_group_bytes[k]), 1);
+ } else {
+ num_group_per_lower_vm_stage = dml_ceil((double) (dpde0_bytes_per_frame_ub_l[k])
+ / (double) (vm_group_bytes[k]), 1);
+ }
+ } else {
+ if (GPUVMMaxPageTableLevels == 1) {
+ if (BytePerPixelC[k] > 0) {
+ num_group_per_lower_vm_stage = dml_ceil((double) (meta_pte_bytes_per_frame_ub_l[k])
+ / (double) (vm_group_bytes[k]), 1) + dml_ceil((double) (meta_pte_bytes_per_frame_ub_c[k])
+ / (double) (vm_group_bytes[k]), 1);
+ } else {
+ num_group_per_lower_vm_stage = dml_ceil((double) (meta_pte_bytes_per_frame_ub_l[k])
+ / (double) (vm_group_bytes[k]), 1);
+ }
+ } else {
+ if (BytePerPixelC[k] > 0) {
+ num_group_per_lower_vm_stage = 2 + dml_ceil((double) (dpde0_bytes_per_frame_ub_l[k]) / (double) (vm_group_bytes[k]), 1)
+ + dml_ceil((double) (dpde0_bytes_per_frame_ub_c[k]) / (double) (vm_group_bytes[k]), 1)
+ + dml_ceil((double) (meta_pte_bytes_per_frame_ub_l[k]) / (double) (vm_group_bytes[k]), 1)
+ + dml_ceil((double) (meta_pte_bytes_per_frame_ub_c[k]) / (double) (vm_group_bytes[k]), 1);
+ } else {
+ num_group_per_lower_vm_stage = 1 + dml_ceil((double) (dpde0_bytes_per_frame_ub_l[k]) / (double) (vm_group_bytes[k]), 1)
+ + dml_ceil((double) (meta_pte_bytes_per_frame_ub_l[k]) / (double) (vm_group_bytes[k]), 1);
+ }
+ }
+ }
+
+ if (DCCEnable[k] == false) {
+ if (BytePerPixelC[k] > 0) {
+ num_req_per_lower_vm_stage = dpde0_bytes_per_frame_ub_l[k] / 64 + dpde0_bytes_per_frame_ub_c[k] / 64;
+ } else {
+ num_req_per_lower_vm_stage = dpde0_bytes_per_frame_ub_l[k] / 64;
+ }
+ } else {
+ if (GPUVMMaxPageTableLevels == 1) {
+ if (BytePerPixelC[k] > 0) {
+ num_req_per_lower_vm_stage = meta_pte_bytes_per_frame_ub_l[k] / 64
+ + meta_pte_bytes_per_frame_ub_c[k] / 64;
+ } else {
+ num_req_per_lower_vm_stage = meta_pte_bytes_per_frame_ub_l[k] / 64;
+ }
+ } else {
+ if (BytePerPixelC[k] > 0) {
+ num_req_per_lower_vm_stage = dpde0_bytes_per_frame_ub_l[k] / 64
+ + dpde0_bytes_per_frame_ub_c[k] / 64 + meta_pte_bytes_per_frame_ub_l[k]
+ / 64 + meta_pte_bytes_per_frame_ub_c[k] / 64;
+ } else {
+ num_req_per_lower_vm_stage = dpde0_bytes_per_frame_ub_l[k] / 64
+ + meta_pte_bytes_per_frame_ub_l[k] / 64;
+ }
+ }
+ }
+
+ TimePerVMGroupVBlank[k] = DestinationLinesToRequestVMInVBlank[k] * HTotal[k] / PixelClock[k]
+ / num_group_per_lower_vm_stage;
+ TimePerVMGroupFlip[k] = DestinationLinesToRequestVMInImmediateFlip[k] * HTotal[k] / PixelClock[k]
+ / num_group_per_lower_vm_stage;
+ TimePerVMRequestVBlank[k] = DestinationLinesToRequestVMInVBlank[k] * HTotal[k] / PixelClock[k]
+ / num_req_per_lower_vm_stage;
+ TimePerVMRequestFlip[k] = DestinationLinesToRequestVMInImmediateFlip[k] * HTotal[k] / PixelClock[k]
+ / num_req_per_lower_vm_stage;
+
+ if (GPUVMMaxPageTableLevels > 2) {
+ TimePerVMGroupVBlank[k] = TimePerVMGroupVBlank[k] / 2;
+ TimePerVMGroupFlip[k] = TimePerVMGroupFlip[k] / 2;
+ TimePerVMRequestVBlank[k] = TimePerVMRequestVBlank[k] / 2;
+ TimePerVMRequestFlip[k] = TimePerVMRequestFlip[k] / 2;
+ }
+
+ } else {
+ TimePerVMGroupVBlank[k] = 0;
+ TimePerVMGroupFlip[k] = 0;
+ TimePerVMRequestVBlank[k] = 0;
+ TimePerVMRequestFlip[k] = 0;
+ }
+ }
+}
+
+static void CalculateStutterEfficiency(
+ int NumberOfActivePlanes,
+ long ROBBufferSizeInKByte,
+ double TotalDataReadBandwidth,
+ double DCFCLK,
+ double ReturnBW,
+ double SRExitTime,
+ bool SynchronizedVBlank,
+ int DPPPerPlane[],
+ double DETBufferSizeY[],
+ int BytePerPixelY[],
+ double BytePerPixelDETY[],
+ double SwathWidthY[],
+ int SwathHeightY[],
+ int SwathHeightC[],
+ double DCCRateLuma[],
+ double DCCRateChroma[],
+ int HTotal[],
+ int VTotal[],
+ double PixelClock[],
+ double VRatio[],
+ enum scan_direction_class SourceScan[],
+ int BlockHeight256BytesY[],
+ int BlockWidth256BytesY[],
+ int BlockHeight256BytesC[],
+ int BlockWidth256BytesC[],
+ int DCCYMaxUncompressedBlock[],
+ int DCCCMaxUncompressedBlock[],
+ int VActive[],
+ bool DCCEnable[],
+ bool WritebackEnable[],
+ double ReadBandwidthPlaneLuma[],
+ double ReadBandwidthPlaneChroma[],
+ double meta_row_bw[],
+ double dpte_row_bw[],
+ double *StutterEfficiencyNotIncludingVBlank,
+ double *StutterEfficiency)
+{
+ double FullDETBufferingTimeY[DC__NUM_DPP__MAX] = { 0 };
+ double FrameTimeForMinFullDETBufferingTime = 0;
+ double StutterPeriod = 0;
+ double AverageReadBandwidth = 0;
+ double TotalRowReadBandwidth = 0;
+ double AverageDCCCompressionRate = 0;
+ double PartOfBurstThatFitsInROB = 0;
+ double StutterBurstTime = 0;
+ int TotalActiveWriteback = 0;
+ double VBlankTime = 0;
+ double SmallestVBlank = 0;
+ int BytePerPixelYCriticalPlane = 0;
+ double SwathWidthYCriticalPlane = 0;
+ double LinesInDETY[DC__NUM_DPP__MAX] = { 0 };
+ double LinesInDETYRoundedDownToSwath[DC__NUM_DPP__MAX] = { 0 };
+ double LinesToFinishSwathTransferStutterCriticalPlane = 0;
+ double MaximumEffectiveCompressionLuma = 0;
+ double MaximumEffectiveCompressionChroma = 0;
+ unsigned int k;
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ LinesInDETY[k] = DETBufferSizeY[k] / BytePerPixelDETY[k] / SwathWidthY[k];
+ LinesInDETYRoundedDownToSwath[k] = dml_floor(LinesInDETY[k], SwathHeightY[k]);
+ FullDETBufferingTimeY[k] = LinesInDETYRoundedDownToSwath[k] * (HTotal[k] / PixelClock[k]) / VRatio[k];
+ }
+
+ StutterPeriod = FullDETBufferingTimeY[0];
+ FrameTimeForMinFullDETBufferingTime = VTotal[0] * HTotal[0] / PixelClock[0];
+ BytePerPixelYCriticalPlane = BytePerPixelY[0];
+ SwathWidthYCriticalPlane = SwathWidthY[0];
+ LinesToFinishSwathTransferStutterCriticalPlane = SwathHeightY[0]
+ - (LinesInDETY[0] - LinesInDETYRoundedDownToSwath[0]);
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (FullDETBufferingTimeY[k] < StutterPeriod) {
+ StutterPeriod = FullDETBufferingTimeY[k];
+ FrameTimeForMinFullDETBufferingTime = VTotal[k] * HTotal[k] / PixelClock[k];
+ BytePerPixelYCriticalPlane = BytePerPixelY[k];
+ SwathWidthYCriticalPlane = SwathWidthY[k];
+ LinesToFinishSwathTransferStutterCriticalPlane = SwathHeightY[k]
+ - (LinesInDETY[k] - LinesInDETYRoundedDownToSwath[k]);
+ }
+ }
+
+ AverageReadBandwidth = 0;
+ TotalRowReadBandwidth = 0;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (DCCEnable[k] == true) {
+ if ((SourceScan[k] == dm_vert && BlockWidth256BytesY[k] > SwathHeightY[k])
+ || (SourceScan[k] != dm_vert
+ && BlockHeight256BytesY[k] > SwathHeightY[k])
+ || DCCYMaxUncompressedBlock[k] < 256) {
+ MaximumEffectiveCompressionLuma = 2;
+ } else {
+ MaximumEffectiveCompressionLuma = 4;
+ }
+ AverageReadBandwidth = AverageReadBandwidth + ReadBandwidthPlaneLuma[k] / dml_min(DCCRateLuma[k], MaximumEffectiveCompressionLuma);
+
+ if (ReadBandwidthPlaneChroma[k] > 0) {
+ if ((SourceScan[k] == dm_vert && BlockWidth256BytesC[k] > SwathHeightC[k])
+ || (SourceScan[k] != dm_vert && BlockHeight256BytesC[k] > SwathHeightC[k])
+ || DCCCMaxUncompressedBlock[k] < 256) {
+ MaximumEffectiveCompressionChroma = 2;
+ } else {
+ MaximumEffectiveCompressionChroma = 4;
+ }
+ AverageReadBandwidth = AverageReadBandwidth + ReadBandwidthPlaneChroma[k] / dml_min(DCCRateChroma[k], MaximumEffectiveCompressionChroma);
+ }
+ } else {
+ AverageReadBandwidth = AverageReadBandwidth + ReadBandwidthPlaneLuma[k] + ReadBandwidthPlaneChroma[k];
+ }
+ TotalRowReadBandwidth = TotalRowReadBandwidth + DPPPerPlane[k] * (meta_row_bw[k] + dpte_row_bw[k]);
+ }
+
+ AverageDCCCompressionRate = TotalDataReadBandwidth / AverageReadBandwidth;
+ PartOfBurstThatFitsInROB = dml_min(StutterPeriod * TotalDataReadBandwidth, ROBBufferSizeInKByte * 1024 * AverageDCCCompressionRate);
+ StutterBurstTime = PartOfBurstThatFitsInROB / AverageDCCCompressionRate / ReturnBW + (StutterPeriod * TotalDataReadBandwidth
+ - PartOfBurstThatFitsInROB) / (DCFCLK * 64) + StutterPeriod * TotalRowReadBandwidth / ReturnBW;
+ StutterBurstTime = dml_max(StutterBurstTime, LinesToFinishSwathTransferStutterCriticalPlane * BytePerPixelYCriticalPlane * SwathWidthYCriticalPlane / ReturnBW);
+
+ TotalActiveWriteback = 0;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (WritebackEnable[k] == true) {
+ TotalActiveWriteback = TotalActiveWriteback + 1;
+ }
+ }
+
+ if (TotalActiveWriteback == 0) {
+ *StutterEfficiencyNotIncludingVBlank = (1
+ - (SRExitTime + StutterBurstTime) / StutterPeriod) * 100;
+ } else {
+ *StutterEfficiencyNotIncludingVBlank = 0;
+ }
+
+ if (SynchronizedVBlank == true || NumberOfActivePlanes == 1) {
+ SmallestVBlank = (VTotal[0] - VActive[0]) * HTotal[0] / PixelClock[0];
+ } else {
+ SmallestVBlank = 0;
+ }
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if (SynchronizedVBlank == true || NumberOfActivePlanes == 1) {
+ VBlankTime = (VTotal[k] - VActive[k]) * HTotal[k] / PixelClock[k];
+ } else {
+ VBlankTime = 0;
+ }
+ SmallestVBlank = dml_min(SmallestVBlank, VBlankTime);
+ }
+
+ *StutterEfficiency = (*StutterEfficiencyNotIncludingVBlank / 100.0 * (FrameTimeForMinFullDETBufferingTime - SmallestVBlank) + SmallestVBlank) / FrameTimeForMinFullDETBufferingTime * 100;
+}
+
+static void CalculateSwathAndDETConfiguration(
+ bool ForceSingleDPP,
+ int NumberOfActivePlanes,
+ long DETBufferSizeInKByte,
+ double MaximumSwathWidthLuma[],
+ double MaximumSwathWidthChroma[],
+ enum scan_direction_class SourceScan[],
+ enum source_format_class SourcePixelFormat[],
+ enum dm_swizzle_mode SurfaceTiling[],
+ int ViewportWidth[],
+ int ViewportHeight[],
+ int SurfaceWidthY[],
+ int SurfaceWidthC[],
+ int SurfaceHeightY[],
+ int SurfaceHeightC[],
+ int Read256BytesBlockHeightY[],
+ int Read256BytesBlockHeightC[],
+ int Read256BytesBlockWidthY[],
+ int Read256BytesBlockWidthC[],
+ enum odm_combine_mode ODMCombineEnabled[],
+ int BlendingAndTiming[],
+ int BytePerPixY[],
+ int BytePerPixC[],
+ double BytePerPixDETY[],
+ double BytePerPixDETC[],
+ int HActive[],
+ double HRatio[],
+ double HRatioChroma[],
+ int DPPPerPlane[],
+ int swath_width_luma_ub[],
+ int swath_width_chroma_ub[],
+ double SwathWidth[],
+ double SwathWidthChroma[],
+ int SwathHeightY[],
+ int SwathHeightC[],
+ double DETBufferSizeY[],
+ double DETBufferSizeC[],
+ bool ViewportSizeSupportPerPlane[],
+ bool *ViewportSizeSupport)
+{
+ int MaximumSwathHeightY[DC__NUM_DPP__MAX] = { 0 };
+ int MaximumSwathHeightC[DC__NUM_DPP__MAX] = { 0 };
+ int MinimumSwathHeightY = 0;
+ int MinimumSwathHeightC = 0;
+ long RoundedUpMaxSwathSizeBytesY = 0;
+ long RoundedUpMaxSwathSizeBytesC = 0;
+ long RoundedUpMinSwathSizeBytesY = 0;
+ long RoundedUpMinSwathSizeBytesC = 0;
+ long RoundedUpSwathSizeBytesY = 0;
+ long RoundedUpSwathSizeBytesC = 0;
+ double SwathWidthSingleDPP[DC__NUM_DPP__MAX] = { 0 };
+ double SwathWidthSingleDPPChroma[DC__NUM_DPP__MAX] = { 0 };
+ int k;
+
+ CalculateSwathWidth(
+ ForceSingleDPP,
+ NumberOfActivePlanes,
+ SourcePixelFormat,
+ SourceScan,
+ ViewportWidth,
+ ViewportHeight,
+ SurfaceWidthY,
+ SurfaceWidthC,
+ SurfaceHeightY,
+ SurfaceHeightC,
+ ODMCombineEnabled,
+ BytePerPixY,
+ BytePerPixC,
+ Read256BytesBlockHeightY,
+ Read256BytesBlockHeightC,
+ Read256BytesBlockWidthY,
+ Read256BytesBlockWidthC,
+ BlendingAndTiming,
+ HActive,
+ HRatio,
+ DPPPerPlane,
+ SwathWidthSingleDPP,
+ SwathWidthSingleDPPChroma,
+ SwathWidth,
+ SwathWidthChroma,
+ MaximumSwathHeightY,
+ MaximumSwathHeightC,
+ swath_width_luma_ub,
+ swath_width_chroma_ub);
+
+ *ViewportSizeSupport = true;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ if ((SourcePixelFormat[k] == dm_444_64 || SourcePixelFormat[k] == dm_444_32
+ || SourcePixelFormat[k] == dm_444_16
+ || SourcePixelFormat[k] == dm_mono_16
+ || SourcePixelFormat[k] == dm_mono_8
+ || SourcePixelFormat[k] == dm_rgbe)) {
+ if (SurfaceTiling[k] == dm_sw_linear
+ || (SourcePixelFormat[k] == dm_444_64
+ && (SurfaceTiling[k] == dm_sw_64kb_s || SurfaceTiling[k] == dm_sw_64kb_s_t || SurfaceTiling[k] == dm_sw_64kb_s_x)
+ && SourceScan[k] != dm_vert)) {
+ MinimumSwathHeightY = MaximumSwathHeightY[k];
+ } else if (SourcePixelFormat[k] == dm_444_8 && SourceScan[k] == dm_vert) {
+ MinimumSwathHeightY = MaximumSwathHeightY[k];
+ } else {
+ MinimumSwathHeightY = MaximumSwathHeightY[k] / 2;
+ }
+ MinimumSwathHeightC = MaximumSwathHeightC[k];
+ } else {
+ if (SurfaceTiling[k] == dm_sw_linear) {
+ MinimumSwathHeightY = MaximumSwathHeightY[k];
+ MinimumSwathHeightC = MaximumSwathHeightC[k];
+ } else if (SourcePixelFormat[k] == dm_rgbe_alpha
+ && SourceScan[k] == dm_vert) {
+ MinimumSwathHeightY = MaximumSwathHeightY[k] / 2;
+ MinimumSwathHeightC = MaximumSwathHeightC[k];
+ } else if (SourcePixelFormat[k] == dm_rgbe_alpha) {
+ MinimumSwathHeightY = MaximumSwathHeightY[k] / 2;
+ MinimumSwathHeightC = MaximumSwathHeightC[k] / 2;
+ } else if (SourcePixelFormat[k] == dm_420_8 && SourceScan[k] == dm_vert) {
+ MinimumSwathHeightY = MaximumSwathHeightY[k];
+ MinimumSwathHeightC = MaximumSwathHeightC[k] / 2;
+ } else {
+ MinimumSwathHeightC = MaximumSwathHeightC[k] / 2;
+ MinimumSwathHeightY = MaximumSwathHeightY[k] / 2;
+ }
+ }
+
+ RoundedUpMaxSwathSizeBytesY = swath_width_luma_ub[k] * BytePerPixDETY[k]
+ * MaximumSwathHeightY[k];
+ RoundedUpMinSwathSizeBytesY = swath_width_luma_ub[k] * BytePerPixDETY[k]
+ * MinimumSwathHeightY;
+ if (SourcePixelFormat[k] == dm_420_10) {
+ RoundedUpMaxSwathSizeBytesY = dml_ceil((double) RoundedUpMaxSwathSizeBytesY, 256);
+ RoundedUpMinSwathSizeBytesY = dml_ceil((double) RoundedUpMinSwathSizeBytesY, 256);
+ }
+ RoundedUpMaxSwathSizeBytesC = swath_width_chroma_ub[k] * BytePerPixDETC[k]
+ * MaximumSwathHeightC[k];
+ RoundedUpMinSwathSizeBytesC = swath_width_chroma_ub[k] * BytePerPixDETC[k]
+ * MinimumSwathHeightC;
+ if (SourcePixelFormat[k] == dm_420_10) {
+ RoundedUpMaxSwathSizeBytesC = dml_ceil(RoundedUpMaxSwathSizeBytesC, 256);
+ RoundedUpMinSwathSizeBytesC = dml_ceil(RoundedUpMinSwathSizeBytesC, 256);
+ }
+
+ if (RoundedUpMaxSwathSizeBytesY + RoundedUpMaxSwathSizeBytesC
+ <= DETBufferSizeInKByte * 1024 / 2) {
+ SwathHeightY[k] = MaximumSwathHeightY[k];
+ SwathHeightC[k] = MaximumSwathHeightC[k];
+ RoundedUpSwathSizeBytesY = RoundedUpMaxSwathSizeBytesY;
+ RoundedUpSwathSizeBytesC = RoundedUpMaxSwathSizeBytesC;
+ } else if (RoundedUpMaxSwathSizeBytesY >= 1.5 * RoundedUpMaxSwathSizeBytesC
+ && RoundedUpMinSwathSizeBytesY + RoundedUpMaxSwathSizeBytesC
+ <= DETBufferSizeInKByte * 1024 / 2) {
+ SwathHeightY[k] = MinimumSwathHeightY;
+ SwathHeightC[k] = MaximumSwathHeightC[k];
+ RoundedUpSwathSizeBytesY = RoundedUpMinSwathSizeBytesY;
+ RoundedUpSwathSizeBytesC = RoundedUpMaxSwathSizeBytesC;
+ } else if (RoundedUpMaxSwathSizeBytesY < 1.5 * RoundedUpMaxSwathSizeBytesC
+ && RoundedUpMaxSwathSizeBytesY + RoundedUpMinSwathSizeBytesC
+ <= DETBufferSizeInKByte * 1024 / 2) {
+ SwathHeightY[k] = MaximumSwathHeightY[k];
+ SwathHeightC[k] = MinimumSwathHeightC;
+ RoundedUpSwathSizeBytesY = RoundedUpMaxSwathSizeBytesY;
+ RoundedUpSwathSizeBytesC = RoundedUpMinSwathSizeBytesC;
+ } else {
+ SwathHeightY[k] = MinimumSwathHeightY;
+ SwathHeightC[k] = MinimumSwathHeightC;
+ RoundedUpSwathSizeBytesY = RoundedUpMinSwathSizeBytesY;
+ RoundedUpSwathSizeBytesC = RoundedUpMinSwathSizeBytesC;
+ }
+
+ if (SwathHeightC[k] == 0) {
+ DETBufferSizeY[k] = DETBufferSizeInKByte * 1024;
+ DETBufferSizeC[k] = 0;
+ } else if (RoundedUpSwathSizeBytesY <= 1.5 * RoundedUpSwathSizeBytesC) {
+ DETBufferSizeY[k] = DETBufferSizeInKByte * 1024 / 2;
+ DETBufferSizeC[k] = DETBufferSizeInKByte * 1024 / 2;
+ } else {
+ DETBufferSizeY[k] = DETBufferSizeInKByte * 1024 * 2 / 3;
+ DETBufferSizeC[k] = DETBufferSizeInKByte * 1024 / 3;
+ }
+
+ if (RoundedUpMinSwathSizeBytesY + RoundedUpMinSwathSizeBytesC
+ > DETBufferSizeInKByte * 1024 / 2
+ || SwathWidth[k] > MaximumSwathWidthLuma[k]
+ || (SwathHeightC[k] > 0
+ && SwathWidthChroma[k] > MaximumSwathWidthChroma[k])) {
+ *ViewportSizeSupport = false;
+ ViewportSizeSupportPerPlane[k] = false;
+ } else {
+ ViewportSizeSupportPerPlane[k] = true;
+ }
+ }
+}
+
+static void CalculateSwathWidth(
+ bool ForceSingleDPP,
+ int NumberOfActivePlanes,
+ enum source_format_class SourcePixelFormat[],
+ enum scan_direction_class SourceScan[],
+ unsigned int ViewportWidth[],
+ unsigned int ViewportHeight[],
+ unsigned int SurfaceWidthY[],
+ unsigned int SurfaceWidthC[],
+ unsigned int SurfaceHeightY[],
+ unsigned int SurfaceHeightC[],
+ enum odm_combine_mode ODMCombineEnabled[],
+ int BytePerPixY[],
+ int BytePerPixC[],
+ int Read256BytesBlockHeightY[],
+ int Read256BytesBlockHeightC[],
+ int Read256BytesBlockWidthY[],
+ int Read256BytesBlockWidthC[],
+ int BlendingAndTiming[],
+ unsigned int HActive[],
+ double HRatio[],
+ int DPPPerPlane[],
+ double SwathWidthSingleDPPY[],
+ double SwathWidthSingleDPPC[],
+ double SwathWidthY[],
+ double SwathWidthC[],
+ int MaximumSwathHeightY[],
+ int MaximumSwathHeightC[],
+ unsigned int swath_width_luma_ub[],
+ unsigned int swath_width_chroma_ub[])
+{
+ unsigned int k, j;
+ long surface_width_ub_l;
+ long surface_height_ub_l;
+ long surface_width_ub_c;
+ long surface_height_ub_c;
+
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ enum odm_combine_mode MainPlaneODMCombine = 0;
+ surface_width_ub_l = dml_ceil(SurfaceWidthY[k], Read256BytesBlockWidthY[k]);
+ surface_height_ub_l = dml_ceil(SurfaceHeightY[k], Read256BytesBlockHeightY[k]);
+ surface_width_ub_c = dml_ceil(SurfaceWidthC[k], Read256BytesBlockWidthC[k]);
+ surface_height_ub_c = dml_ceil(SurfaceHeightC[k], Read256BytesBlockHeightC[k]);
+
+ if (SourceScan[k] != dm_vert) {
+ SwathWidthSingleDPPY[k] = ViewportWidth[k];
+ } else {
+ SwathWidthSingleDPPY[k] = ViewportHeight[k];
+ }
+
+ MainPlaneODMCombine = ODMCombineEnabled[k];
+ for (j = 0; j < NumberOfActivePlanes; ++j) {
+ if (BlendingAndTiming[k] == j) {
+ MainPlaneODMCombine = ODMCombineEnabled[j];
+ }
+ }
+
+ if (MainPlaneODMCombine == dm_odm_combine_mode_4to1) {
+ SwathWidthY[k] = dml_min(SwathWidthSingleDPPY[k], dml_round(HActive[k] / 4.0 * HRatio[k]));
+ } else if (MainPlaneODMCombine == dm_odm_combine_mode_2to1) {
+ SwathWidthY[k] = dml_min(SwathWidthSingleDPPY[k], dml_round(HActive[k] / 2.0 * HRatio[k]));
+ } else if (DPPPerPlane[k] == 2) {
+ SwathWidthY[k] = SwathWidthSingleDPPY[k] / 2;
+ } else {
+ SwathWidthY[k] = SwathWidthSingleDPPY[k];
+ }
+
+ if (SourcePixelFormat[k] == dm_420_8 || SourcePixelFormat[k] == dm_420_10 || SourcePixelFormat[k] == dm_420_12) {
+ SwathWidthC[k] = SwathWidthY[k] / 2;
+ SwathWidthSingleDPPC[k] = SwathWidthSingleDPPY[k] / 2;
+ } else {
+ SwathWidthC[k] = SwathWidthY[k];
+ SwathWidthSingleDPPC[k] = SwathWidthSingleDPPY[k];
+ }
+
+ if (ForceSingleDPP == true) {
+ SwathWidthY[k] = SwathWidthSingleDPPY[k];
+ SwathWidthC[k] = SwathWidthSingleDPPC[k];
+ }
+
+ surface_width_ub_l = dml_ceil(SurfaceWidthY[k], Read256BytesBlockWidthY[k]);
+ surface_height_ub_l = dml_ceil(SurfaceHeightY[k], Read256BytesBlockHeightY[k]);
+ surface_width_ub_c = dml_ceil(SurfaceWidthC[k], Read256BytesBlockWidthC[k]);
+ surface_height_ub_c = dml_ceil(SurfaceHeightC[k], Read256BytesBlockHeightC[k]);
+
+ if (SourceScan[k] != dm_vert) {
+ MaximumSwathHeightY[k] = Read256BytesBlockHeightY[k];
+ MaximumSwathHeightC[k] = Read256BytesBlockHeightC[k];
+ swath_width_luma_ub[k] = dml_min(surface_width_ub_l, (long) dml_ceil(SwathWidthY[k] - 1,
+ Read256BytesBlockWidthY[k]) + Read256BytesBlockWidthY[k]);
+ if (BytePerPixC[k] > 0) {
+ swath_width_chroma_ub[k] = dml_min(surface_width_ub_c, (long) dml_ceil(SwathWidthC[k] - 1,
+ Read256BytesBlockWidthC[k]) + Read256BytesBlockWidthC[k]);
+ } else {
+ swath_width_chroma_ub[k] = 0;
+ }
+ } else {
+ MaximumSwathHeightY[k] = Read256BytesBlockWidthY[k];
+ MaximumSwathHeightC[k] = Read256BytesBlockWidthC[k];
+ swath_width_luma_ub[k] = dml_min(surface_height_ub_l, (long) dml_ceil(SwathWidthY[k] - 1,
+ Read256BytesBlockHeightY[k]) + Read256BytesBlockHeightY[k]);
+ if (BytePerPixC[k] > 0) {
+ swath_width_chroma_ub[k] = dml_min(surface_height_ub_c, (long) dml_ceil(SwathWidthC[k] - 1,
+ Read256BytesBlockHeightC[k]) + Read256BytesBlockHeightC[k]);
+ } else {
+ swath_width_chroma_ub[k] = 0;
+ }
+ }
+ }
+}
+
+static double CalculateExtraLatency(
+ long RoundTripPingLatencyCycles,
+ long ReorderingBytes,
+ double DCFCLK,
+ int TotalNumberOfActiveDPP,
+ int PixelChunkSizeInKByte,
+ int TotalNumberOfDCCActiveDPP,
+ int MetaChunkSize,
+ double ReturnBW,
+ bool GPUVMEnable,
+ bool HostVMEnable,
+ int NumberOfActivePlanes,
+ int NumberOfDPP[],
+ int dpte_group_bytes[],
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ double HostVMMinPageSize,
+ int HostVMMaxNonCachedPageTableLevels)
+{
+ double ExtraLatencyBytes = 0;
+ ExtraLatencyBytes = CalculateExtraLatencyBytes(
+ ReorderingBytes,
+ TotalNumberOfActiveDPP,
+ PixelChunkSizeInKByte,
+ TotalNumberOfDCCActiveDPP,
+ MetaChunkSize,
+ GPUVMEnable,
+ HostVMEnable,
+ NumberOfActivePlanes,
+ NumberOfDPP,
+ dpte_group_bytes,
+ PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ HostVMMinPageSize,
+ HostVMMaxNonCachedPageTableLevels);
+
+ return (RoundTripPingLatencyCycles + 32) / DCFCLK + ExtraLatencyBytes / ReturnBW;
+}
+
+static double CalculateExtraLatencyBytes(
+ long ReorderingBytes,
+ int TotalNumberOfActiveDPP,
+ int PixelChunkSizeInKByte,
+ int TotalNumberOfDCCActiveDPP,
+ int MetaChunkSize,
+ bool GPUVMEnable,
+ bool HostVMEnable,
+ int NumberOfActivePlanes,
+ int NumberOfDPP[],
+ int dpte_group_bytes[],
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ double HostVMMinPageSize,
+ int HostVMMaxNonCachedPageTableLevels)
+{
+ double ret = 0;
+ double HostVMInefficiencyFactor = 0;
+ int HostVMDynamicLevels = 0;
+ unsigned int k;
+
+ if (GPUVMEnable == true && HostVMEnable == true) {
+ HostVMInefficiencyFactor = PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData / PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly;
+ if (HostVMMinPageSize < 2048) {
+ HostVMDynamicLevels = HostVMMaxNonCachedPageTableLevels;
+ } else if (HostVMMinPageSize >= 2048 && HostVMMinPageSize < 1048576) {
+ HostVMDynamicLevels = dml_max(0, (int) HostVMMaxNonCachedPageTableLevels - 1);
+ } else {
+ HostVMDynamicLevels = dml_max(0, (int) HostVMMaxNonCachedPageTableLevels - 2);
+ }
+ } else {
+ HostVMInefficiencyFactor = 1;
+ HostVMDynamicLevels = 0;
+ }
+
+ ret = ReorderingBytes + (TotalNumberOfActiveDPP * PixelChunkSizeInKByte + TotalNumberOfDCCActiveDPP * MetaChunkSize) * 1024.0;
+
+ if (GPUVMEnable == true) {
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ ret = ret + NumberOfDPP[k] * dpte_group_bytes[k] * (1 + 8 * HostVMDynamicLevels) * HostVMInefficiencyFactor;
+ }
+ }
+ return ret;
+}
+
+
+static double CalculateUrgentLatency(
+ double UrgentLatencyPixelDataOnly,
+ double UrgentLatencyPixelMixedWithVMData,
+ double UrgentLatencyVMDataOnly,
+ bool DoUrgentLatencyAdjustment,
+ double UrgentLatencyAdjustmentFabricClockComponent,
+ double UrgentLatencyAdjustmentFabricClockReference,
+ double FabricClock)
+{
+ double ret;
+
+ ret = dml_max3(UrgentLatencyPixelDataOnly, UrgentLatencyPixelMixedWithVMData, UrgentLatencyVMDataOnly);
+ if (DoUrgentLatencyAdjustment == true) {
+ ret = ret + UrgentLatencyAdjustmentFabricClockComponent * (UrgentLatencyAdjustmentFabricClockReference / FabricClock - 1);
+ }
+ return ret;
+}
+
+
+static void UseMinimumDCFCLK(
+ struct display_mode_lib *mode_lib,
+ int MaxInterDCNTileRepeaters,
+ int MaxPrefetchMode,
+ double FinalDRAMClockChangeLatency,
+ double SREnterPlusExitTime,
+ int ReturnBusWidth,
+ int RoundTripPingLatencyCycles,
+ int ReorderingBytes,
+ int PixelChunkSizeInKByte,
+ int MetaChunkSize,
+ bool GPUVMEnable,
+ int GPUVMMaxPageTableLevels,
+ bool HostVMEnable,
+ int NumberOfActivePlanes,
+ double HostVMMinPageSize,
+ int HostVMMaxNonCachedPageTableLevels,
+ bool DynamicMetadataVMEnabled,
+ enum immediate_flip_requirement ImmediateFlipRequirement,
+ bool ProgressiveToInterlaceUnitInOPP,
+ double MaxAveragePercentOfIdealSDPPortBWDisplayCanUseInNormalSystemOperation,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ double PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly,
+ int VTotal[],
+ int VActive[],
+ int DynamicMetadataTransmittedBytes[],
+ int DynamicMetadataLinesBeforeActiveRequired[],
+ bool Interlace[],
+ double RequiredDPPCLK[][2][DC__NUM_DPP__MAX],
+ double RequiredDISPCLK[][2],
+ double UrgLatency[],
+ unsigned int NoOfDPP[][2][DC__NUM_DPP__MAX],
+ double ProjectedDCFCLKDeepSleep[][2],
+ double MaximumVStartup[][2][DC__NUM_DPP__MAX],
+ double TotalVActivePixelBandwidth[][2],
+ double TotalVActiveCursorBandwidth[][2],
+ double TotalMetaRowBandwidth[][2],
+ double TotalDPTERowBandwidth[][2],
+ unsigned int TotalNumberOfActiveDPP[][2],
+ unsigned int TotalNumberOfDCCActiveDPP[][2],
+ int dpte_group_bytes[],
+ double PrefetchLinesY[][2][DC__NUM_DPP__MAX],
+ double PrefetchLinesC[][2][DC__NUM_DPP__MAX],
+ int swath_width_luma_ub_all_states[][2][DC__NUM_DPP__MAX],
+ int swath_width_chroma_ub_all_states[][2][DC__NUM_DPP__MAX],
+ int BytePerPixelY[],
+ int BytePerPixelC[],
+ int HTotal[],
+ double PixelClock[],
+ double PDEAndMetaPTEBytesPerFrame[][2][DC__NUM_DPP__MAX],
+ double DPTEBytesPerRow[][2][DC__NUM_DPP__MAX],
+ double MetaRowBytes[][2][DC__NUM_DPP__MAX],
+ bool DynamicMetadataEnable[],
+ double VActivePixelBandwidth[][2][DC__NUM_DPP__MAX],
+ double VActiveCursorBandwidth[][2][DC__NUM_DPP__MAX],
+ double ReadBandwidthLuma[],
+ double ReadBandwidthChroma[],
+ double DCFCLKPerState[],
+ double DCFCLKState[][2])
+{
+ double NormalEfficiency = 0;
+ double PTEEfficiency = 0;
+ double TotalMaxPrefetchFlipDPTERowBandwidth[DC__VOLTAGE_STATES][2] = { { 0 } };
+ unsigned int i, j, k;
+
+ NormalEfficiency = (HostVMEnable == true ? PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData
+ : PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly) / 100.0;
+ PTEEfficiency = (HostVMEnable == true ? PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly
+ / PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData : 1.0);
+ for (i = 0; i < mode_lib->soc.num_states; ++i) {
+ for (j = 0; j <= 1; ++j) {
+ double PixelDCFCLKCyclesRequiredInPrefetch[DC__NUM_DPP__MAX] = { 0 };
+ double PrefetchPixelLinesTime[DC__NUM_DPP__MAX] = { 0 };
+ double DCFCLKRequiredForPeakBandwidthPerPlane[DC__NUM_DPP__MAX] = { 0 };
+ double DynamicMetadataVMExtraLatency[DC__NUM_DPP__MAX] = { 0 };
+ double MinimumTWait = 0;
+ double NonDPTEBandwidth = 0;
+ double DPTEBandwidth = 0;
+ double DCFCLKRequiredForAverageBandwidth = 0;
+ double ExtraLatencyBytes = 0;
+ double ExtraLatencyCycles = 0;
+ double DCFCLKRequiredForPeakBandwidth = 0;
+ int NoOfDPPState[DC__NUM_DPP__MAX] = { 0 };
+ double MinimumTvmPlus2Tr0 = 0;
+
+ TotalMaxPrefetchFlipDPTERowBandwidth[i][j] = 0;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ TotalMaxPrefetchFlipDPTERowBandwidth[i][j] = TotalMaxPrefetchFlipDPTERowBandwidth[i][j]
+ + NoOfDPP[i][j][k] * DPTEBytesPerRow[i][j][k] / (15.75 * HTotal[k] / PixelClock[k]);
+ }
+
+ for (k = 0; k <= NumberOfActivePlanes - 1; ++k) {
+ NoOfDPPState[k] = NoOfDPP[i][j][k];
+ }
+
+ MinimumTWait = CalculateTWait(MaxPrefetchMode, FinalDRAMClockChangeLatency, UrgLatency[i], SREnterPlusExitTime);
+ NonDPTEBandwidth = TotalVActivePixelBandwidth[i][j] + TotalVActiveCursorBandwidth[i][j] + TotalMetaRowBandwidth[i][j];
+ DPTEBandwidth = (HostVMEnable == true || ImmediateFlipRequirement == dm_immediate_flip_required) ?
+ TotalMaxPrefetchFlipDPTERowBandwidth[i][j] : TotalDPTERowBandwidth[i][j];
+ DCFCLKRequiredForAverageBandwidth = dml_max3(ProjectedDCFCLKDeepSleep[i][j],
+ (NonDPTEBandwidth + TotalDPTERowBandwidth[i][j]) / ReturnBusWidth / (MaxAveragePercentOfIdealSDPPortBWDisplayCanUseInNormalSystemOperation / 100),
+ (NonDPTEBandwidth + DPTEBandwidth / PTEEfficiency) / NormalEfficiency / ReturnBusWidth);
+
+ ExtraLatencyBytes = CalculateExtraLatencyBytes(ReorderingBytes, TotalNumberOfActiveDPP[i][j], PixelChunkSizeInKByte, TotalNumberOfDCCActiveDPP[i][j],
+ MetaChunkSize, GPUVMEnable, HostVMEnable, NumberOfActivePlanes, NoOfDPPState, dpte_group_bytes,
+ PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelMixedWithVMData, PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyVMDataOnly,
+ HostVMMinPageSize, HostVMMaxNonCachedPageTableLevels);
+ ExtraLatencyCycles = RoundTripPingLatencyCycles + 32 + ExtraLatencyBytes / NormalEfficiency / ReturnBusWidth;
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ double DCFCLKCyclesRequiredInPrefetch = { 0 };
+ double ExpectedPrefetchBWAcceleration = { 0 };
+ double PrefetchTime = { 0 };
+
+ PixelDCFCLKCyclesRequiredInPrefetch[k] = (PrefetchLinesY[i][j][k] * swath_width_luma_ub_all_states[i][j][k] * BytePerPixelY[k]
+ + PrefetchLinesC[i][j][k] * swath_width_chroma_ub_all_states[i][j][k] * BytePerPixelC[k]) / NormalEfficiency / ReturnBusWidth;
+ DCFCLKCyclesRequiredInPrefetch = 2 * ExtraLatencyCycles / NoOfDPPState[k] + PDEAndMetaPTEBytesPerFrame[i][j][k] / PTEEfficiency
+ / NormalEfficiency / ReturnBusWidth * (GPUVMMaxPageTableLevels > 2 ? 1 : 0) + 2 * DPTEBytesPerRow[i][j][k] / PTEEfficiency
+ / NormalEfficiency / ReturnBusWidth + 2 * MetaRowBytes[i][j][k] / NormalEfficiency / ReturnBusWidth + PixelDCFCLKCyclesRequiredInPrefetch[k];
+ PrefetchPixelLinesTime[k] = dml_max(PrefetchLinesY[i][j][k], PrefetchLinesC[i][j][k]) * HTotal[k] / PixelClock[k];
+ ExpectedPrefetchBWAcceleration = (VActivePixelBandwidth[i][j][k] + VActiveCursorBandwidth[i][j][k]) / (ReadBandwidthLuma[k] + ReadBandwidthChroma[k]);
+ DynamicMetadataVMExtraLatency[k] = (GPUVMEnable == true && DynamicMetadataEnable[k] == true && DynamicMetadataVMEnabled == true) ?
+ UrgLatency[i] * GPUVMMaxPageTableLevels * (HostVMEnable == true ? HostVMMaxNonCachedPageTableLevels + 1 : 1) : 0;
+ PrefetchTime = (MaximumVStartup[i][j][k] - 1) * HTotal[k] / PixelClock[k] - MinimumTWait - UrgLatency[i] * ((GPUVMMaxPageTableLevels <= 2 ? GPUVMMaxPageTableLevels
+ : GPUVMMaxPageTableLevels - 2) * (HostVMEnable == true ? HostVMMaxNonCachedPageTableLevels + 1 : 1) - 1) - DynamicMetadataVMExtraLatency[k];
+
+ if (PrefetchTime > 0) {
+ double ExpectedVRatioPrefetch = { 0 };
+ ExpectedVRatioPrefetch = PrefetchPixelLinesTime[k] / (PrefetchTime * PixelDCFCLKCyclesRequiredInPrefetch[k] / DCFCLKCyclesRequiredInPrefetch);
+ DCFCLKRequiredForPeakBandwidthPerPlane[k] = NoOfDPPState[k] * PixelDCFCLKCyclesRequiredInPrefetch[k] / PrefetchPixelLinesTime[k]
+ * dml_max(1.0, ExpectedVRatioPrefetch) * dml_max(1.0, ExpectedVRatioPrefetch / 4) * ExpectedPrefetchBWAcceleration;
+ if (HostVMEnable == true || ImmediateFlipRequirement == dm_immediate_flip_required) {
+ DCFCLKRequiredForPeakBandwidthPerPlane[k] = DCFCLKRequiredForPeakBandwidthPerPlane[k]
+ + NoOfDPPState[k] * DPTEBandwidth / PTEEfficiency / NormalEfficiency / ReturnBusWidth;
+ }
+ } else {
+ DCFCLKRequiredForPeakBandwidthPerPlane[k] = DCFCLKPerState[i];
+ }
+ if (DynamicMetadataEnable[k] == true) {
+ double TsetupPipe = { 0 };
+ double TdmbfPipe = { 0 };
+ double TdmsksPipe = { 0 };
+ double TdmecPipe = { 0 };
+ double AllowedTimeForUrgentExtraLatency = { 0 };
+
+ CalculateDynamicMetadataParameters(
+ MaxInterDCNTileRepeaters,
+ RequiredDPPCLK[i][j][k],
+ RequiredDISPCLK[i][j],
+ ProjectedDCFCLKDeepSleep[i][j],
+ PixelClock[k],
+ HTotal[k],
+ VTotal[k] - VActive[k],
+ DynamicMetadataTransmittedBytes[k],
+ DynamicMetadataLinesBeforeActiveRequired[k],
+ Interlace[k],
+ ProgressiveToInterlaceUnitInOPP,
+ &TsetupPipe,
+ &TdmbfPipe,
+ &TdmecPipe,
+ &TdmsksPipe);
+ AllowedTimeForUrgentExtraLatency = MaximumVStartup[i][j][k] * HTotal[k] / PixelClock[k] - MinimumTWait - TsetupPipe
+ - TdmbfPipe - TdmecPipe - TdmsksPipe - DynamicMetadataVMExtraLatency[k];
+ if (AllowedTimeForUrgentExtraLatency > 0) {
+ DCFCLKRequiredForPeakBandwidthPerPlane[k] = dml_max(DCFCLKRequiredForPeakBandwidthPerPlane[k],
+ ExtraLatencyCycles / AllowedTimeForUrgentExtraLatency);
+ } else {
+ DCFCLKRequiredForPeakBandwidthPerPlane[k] = DCFCLKPerState[i];
+ }
+ }
+ }
+ DCFCLKRequiredForPeakBandwidth = 0;
+ for (k = 0; k <= NumberOfActivePlanes - 1; ++k) {
+ DCFCLKRequiredForPeakBandwidth = DCFCLKRequiredForPeakBandwidth + DCFCLKRequiredForPeakBandwidthPerPlane[k];
+ }
+ MinimumTvmPlus2Tr0 = UrgLatency[i] * (GPUVMEnable == true ? (HostVMEnable == true ?
+ (GPUVMMaxPageTableLevels + 2) * (HostVMMaxNonCachedPageTableLevels + 1) - 1 : GPUVMMaxPageTableLevels + 1) : 0);
+ for (k = 0; k < NumberOfActivePlanes; ++k) {
+ double MaximumTvmPlus2Tr0PlusTsw = { 0 };
+ MaximumTvmPlus2Tr0PlusTsw = (MaximumVStartup[i][j][k] - 2) * HTotal[k] / PixelClock[k] - MinimumTWait - DynamicMetadataVMExtraLatency[k];
+ if (MaximumTvmPlus2Tr0PlusTsw <= MinimumTvmPlus2Tr0 + PrefetchPixelLinesTime[k] / 4) {
+ DCFCLKRequiredForPeakBandwidth = DCFCLKPerState[i];
+ } else {
+ DCFCLKRequiredForPeakBandwidth = dml_max3(DCFCLKRequiredForPeakBandwidth, 2 * ExtraLatencyCycles
+ / (MaximumTvmPlus2Tr0PlusTsw - MinimumTvmPlus2Tr0 - PrefetchPixelLinesTime[k] / 4),
+ (2 * ExtraLatencyCycles + PixelDCFCLKCyclesRequiredInPrefetch[k]) / (MaximumTvmPlus2Tr0PlusTsw - MinimumTvmPlus2Tr0));
+ }
+ }
+ DCFCLKState[i][j] = dml_min(DCFCLKPerState[i], 1.05 * (1 + mode_lib->vba.PercentMarginOverMinimumRequiredDCFCLK / 100)
+ * dml_max(DCFCLKRequiredForAverageBandwidth, DCFCLKRequiredForPeakBandwidth));
+ }
+ }
+}
+
+#endif /* CONFIG_DRM_AMD_DC_DCN3_0 */
--- /dev/null
+/*
+ * Copyright 2020 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
+ *
+ */
+
+#ifdef CONFIG_DRM_AMD_DC_DCN3_0
+
+#include "../display_mode_lib.h"
+#include "../display_mode_vba.h"
+#include "../dml_inline_defs.h"
+#include "display_rq_dlg_calc_30.h"
+
+static bool is_dual_plane(enum source_format_class source_format)
+{
+ bool ret_val = 0;
+
+ if ((source_format == dm_420_12) || (source_format == dm_420_8) || (source_format == dm_420_10) || (source_format == dm_rgbe_alpha))
+ ret_val = 1;
+
+ return ret_val;
+}
+
+static double get_refcyc_per_delivery(struct display_mode_lib *mode_lib,
+ double refclk_freq_in_mhz,
+ double pclk_freq_in_mhz,
+ unsigned int odm_combine,
+ unsigned int recout_width,
+ unsigned int hactive,
+ double vratio,
+ double hscale_pixel_rate,
+ unsigned int delivery_width,
+ unsigned int req_per_swath_ub)
+{
+ double refcyc_per_delivery = 0.0;
+
+ if (vratio <= 1.0) {
+ if (odm_combine)
+ refcyc_per_delivery = (double)refclk_freq_in_mhz * (double)((unsigned int)odm_combine*2)
+ * dml_min((double)recout_width, (double)hactive / ((unsigned int)odm_combine*2))
+ / pclk_freq_in_mhz / (double)req_per_swath_ub;
+ else
+ refcyc_per_delivery = (double)refclk_freq_in_mhz * (double)recout_width
+ / pclk_freq_in_mhz / (double)req_per_swath_ub;
+ } else {
+ refcyc_per_delivery = (double)refclk_freq_in_mhz * (double)delivery_width
+ / (double)hscale_pixel_rate / (double)req_per_swath_ub;
+ }
+
+ dml_print("DML_DLG: %s: refclk_freq_in_mhz = %3.2f\n", __func__, refclk_freq_in_mhz);
+ dml_print("DML_DLG: %s: pclk_freq_in_mhz = %3.2f\n", __func__, pclk_freq_in_mhz);
+ dml_print("DML_DLG: %s: recout_width = %d\n", __func__, recout_width);
+ dml_print("DML_DLG: %s: vratio = %3.2f\n", __func__, vratio);
+ dml_print("DML_DLG: %s: req_per_swath_ub = %d\n", __func__, req_per_swath_ub);
+ dml_print("DML_DLG: %s: refcyc_per_delivery= %3.2f\n", __func__, refcyc_per_delivery);
+
+ return refcyc_per_delivery;
+
+}
+
+static unsigned int get_blk_size_bytes(const enum source_macro_tile_size tile_size)
+{
+ if (tile_size == dm_256k_tile)
+ return (256 * 1024);
+ else if (tile_size == dm_64k_tile)
+ return (64 * 1024);
+ else
+ return (4 * 1024);
+}
+
+static void extract_rq_sizing_regs(struct display_mode_lib *mode_lib,
+ display_data_rq_regs_st *rq_regs,
+ const display_data_rq_sizing_params_st rq_sizing)
+{
+ dml_print("DML_DLG: %s: rq_sizing param\n", __func__);
+ print__data_rq_sizing_params_st(mode_lib, rq_sizing);
+
+ rq_regs->chunk_size = dml_log2(rq_sizing.chunk_bytes) - 10;
+
+ if (rq_sizing.min_chunk_bytes == 0)
+ rq_regs->min_chunk_size = 0;
+ else
+ rq_regs->min_chunk_size = dml_log2(rq_sizing.min_chunk_bytes) - 8 + 1;
+
+ rq_regs->meta_chunk_size = dml_log2(rq_sizing.meta_chunk_bytes) - 10;
+ if (rq_sizing.min_meta_chunk_bytes == 0)
+ rq_regs->min_meta_chunk_size = 0;
+ else
+ rq_regs->min_meta_chunk_size = dml_log2(rq_sizing.min_meta_chunk_bytes) - 6 + 1;
+
+ rq_regs->dpte_group_size = dml_log2(rq_sizing.dpte_group_bytes) - 6;
+ rq_regs->mpte_group_size = dml_log2(rq_sizing.mpte_group_bytes) - 6;
+}
+
+static void extract_rq_regs(struct display_mode_lib *mode_lib,
+ display_rq_regs_st *rq_regs,
+ const display_rq_params_st rq_param)
+{
+ unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024;
+ unsigned int detile_buf_plane1_addr = 0;
+
+ extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_l), rq_param.sizing.rq_l);
+
+ rq_regs->rq_regs_l.pte_row_height_linear = dml_floor(dml_log2(rq_param.dlg.rq_l.dpte_row_height),
+ 1) - 3;
+
+ if (rq_param.yuv420) {
+ extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_c), rq_param.sizing.rq_c);
+ rq_regs->rq_regs_c.pte_row_height_linear = dml_floor(dml_log2(rq_param.dlg.rq_c.dpte_row_height),
+ 1) - 3;
+ }
+
+ rq_regs->rq_regs_l.swath_height = dml_log2(rq_param.dlg.rq_l.swath_height);
+ rq_regs->rq_regs_c.swath_height = dml_log2(rq_param.dlg.rq_c.swath_height);
+
+ // FIXME: take the max between luma, chroma chunk size?
+ // okay for now, as we are setting chunk_bytes to 8kb anyways
+ if (rq_param.sizing.rq_l.chunk_bytes >= 32 * 1024 || (rq_param.yuv420 && rq_param.sizing.rq_c.chunk_bytes >= 32 * 1024)) { //32kb
+ rq_regs->drq_expansion_mode = 0;
+ } else {
+ rq_regs->drq_expansion_mode = 2;
+ }
+ rq_regs->prq_expansion_mode = 1;
+ rq_regs->mrq_expansion_mode = 1;
+ rq_regs->crq_expansion_mode = 1;
+
+ if (rq_param.yuv420) {
+ if ((double)rq_param.misc.rq_l.stored_swath_bytes
+ / (double)rq_param.misc.rq_c.stored_swath_bytes <= 1.5) {
+ detile_buf_plane1_addr = (detile_buf_size_in_bytes / 2.0 / 64.0); // half to chroma
+ } else {
+ detile_buf_plane1_addr = dml_round_to_multiple((unsigned int)((2.0 * detile_buf_size_in_bytes) / 3.0),
+ 256,
+ 0) / 64.0; // 2/3 to chroma
+ }
+ }
+ rq_regs->plane1_base_address = detile_buf_plane1_addr;
+}
+
+static void handle_det_buf_split(struct display_mode_lib *mode_lib,
+ display_rq_params_st *rq_param,
+ const display_pipe_source_params_st pipe_src_param)
+{
+ unsigned int total_swath_bytes = 0;
+ unsigned int swath_bytes_l = 0;
+ unsigned int swath_bytes_c = 0;
+ unsigned int full_swath_bytes_packed_l = 0;
+ unsigned int full_swath_bytes_packed_c = 0;
+ bool req128_l = 0;
+ bool req128_c = 0;
+ bool surf_linear = (pipe_src_param.sw_mode == dm_sw_linear);
+ bool surf_vert = (pipe_src_param.source_scan == dm_vert);
+ unsigned int log2_swath_height_l = 0;
+ unsigned int log2_swath_height_c = 0;
+ unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024;
+
+ full_swath_bytes_packed_l = rq_param->misc.rq_l.full_swath_bytes;
+ full_swath_bytes_packed_c = rq_param->misc.rq_c.full_swath_bytes;
+
+ if (rq_param->yuv420_10bpc) {
+ full_swath_bytes_packed_l = dml_round_to_multiple(rq_param->misc.rq_l.full_swath_bytes * 2.0 / 3.0,
+ 256,
+ 1) + 256;
+ full_swath_bytes_packed_c = dml_round_to_multiple(rq_param->misc.rq_c.full_swath_bytes * 2.0 / 3.0,
+ 256,
+ 1) + 256;
+ }
+
+ if (rq_param->yuv420)
+ total_swath_bytes = 2 * full_swath_bytes_packed_l + 2 * full_swath_bytes_packed_c;
+ else
+ total_swath_bytes = 2 * full_swath_bytes_packed_l;
+
+ if (total_swath_bytes <= detile_buf_size_in_bytes) { //full 256b request
+ req128_l = 0;
+ req128_c = 0;
+ swath_bytes_l = full_swath_bytes_packed_l;
+ swath_bytes_c = full_swath_bytes_packed_c;
+ } else if (!rq_param->yuv420) {
+ req128_l = 1;
+ req128_c = 0;
+ swath_bytes_c = full_swath_bytes_packed_c;
+ swath_bytes_l = full_swath_bytes_packed_l / 2;
+ } else if ((double)full_swath_bytes_packed_l / (double)full_swath_bytes_packed_c < 1.5) {
+ req128_l = 0;
+ req128_c = 1;
+ swath_bytes_l = full_swath_bytes_packed_l;
+ swath_bytes_c = full_swath_bytes_packed_c / 2;
+
+ total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
+
+ if (total_swath_bytes > detile_buf_size_in_bytes) {
+ req128_l = 1;
+ swath_bytes_l = full_swath_bytes_packed_l / 2;
+ }
+ } else {
+ req128_l = 1;
+ req128_c = 0;
+ swath_bytes_l = full_swath_bytes_packed_l/2;
+ swath_bytes_c = full_swath_bytes_packed_c;
+
+ total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
+
+ if (total_swath_bytes > detile_buf_size_in_bytes) {
+ req128_c = 1;
+ swath_bytes_c = full_swath_bytes_packed_c/2;
+ }
+ }
+
+ if (rq_param->yuv420)
+ total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
+ else
+ total_swath_bytes = 2 * swath_bytes_l;
+
+ rq_param->misc.rq_l.stored_swath_bytes = swath_bytes_l;
+ rq_param->misc.rq_c.stored_swath_bytes = swath_bytes_c;
+
+ if (surf_linear) {
+ log2_swath_height_l = 0;
+ log2_swath_height_c = 0;
+ } else if (!surf_vert) {
+ log2_swath_height_l = dml_log2(rq_param->misc.rq_l.blk256_height) - req128_l;
+ log2_swath_height_c = dml_log2(rq_param->misc.rq_c.blk256_height) - req128_c;
+ } else {
+ log2_swath_height_l = dml_log2(rq_param->misc.rq_l.blk256_width) - req128_l;
+ log2_swath_height_c = dml_log2(rq_param->misc.rq_c.blk256_width) - req128_c;
+ }
+ rq_param->dlg.rq_l.swath_height = 1 << log2_swath_height_l;
+ rq_param->dlg.rq_c.swath_height = 1 << log2_swath_height_c;
+
+ dml_print("DML_DLG: %s: req128_l = %0d\n", __func__, req128_l);
+ dml_print("DML_DLG: %s: req128_c = %0d\n", __func__, req128_c);
+ dml_print("DML_DLG: %s: full_swath_bytes_packed_l = %0d\n",
+ __func__,
+ full_swath_bytes_packed_l);
+ dml_print("DML_DLG: %s: full_swath_bytes_packed_c = %0d\n",
+ __func__,
+ full_swath_bytes_packed_c);
+}
+
+static bool CalculateBytePerPixelAnd256BBlockSizes(
+ enum source_format_class SourcePixelFormat,
+ enum dm_swizzle_mode SurfaceTiling,
+ unsigned int *BytePerPixelY,
+ unsigned int *BytePerPixelC,
+ double *BytePerPixelDETY,
+ double *BytePerPixelDETC,
+ unsigned int *BlockHeight256BytesY,
+ unsigned int *BlockHeight256BytesC,
+ unsigned int *BlockWidth256BytesY,
+ unsigned int *BlockWidth256BytesC)
+{
+ if (SourcePixelFormat == dm_444_64) {
+ *BytePerPixelDETY = 8;
+ *BytePerPixelDETC = 0;
+ *BytePerPixelY = 8;
+ *BytePerPixelC = 0;
+ } else if (SourcePixelFormat == dm_444_32 || SourcePixelFormat == dm_rgbe) {
+ *BytePerPixelDETY = 4;
+ *BytePerPixelDETC = 0;
+ *BytePerPixelY = 4;
+ *BytePerPixelC = 0;
+ } else if (SourcePixelFormat == dm_444_16 || SourcePixelFormat == dm_444_16) {
+ *BytePerPixelDETY = 2;
+ *BytePerPixelDETC = 0;
+ *BytePerPixelY = 2;
+ *BytePerPixelC = 0;
+ } else if (SourcePixelFormat == dm_444_8) {
+ *BytePerPixelDETY = 1;
+ *BytePerPixelDETC = 0;
+ *BytePerPixelY = 1;
+ *BytePerPixelC = 0;
+ } else if (SourcePixelFormat == dm_rgbe_alpha) {
+ *BytePerPixelDETY = 4;
+ *BytePerPixelDETC = 1;
+ *BytePerPixelY = 4;
+ *BytePerPixelC = 1;
+ } else if (SourcePixelFormat == dm_420_8) {
+ *BytePerPixelDETY = 1;
+ *BytePerPixelDETC = 2;
+ *BytePerPixelY = 1;
+ *BytePerPixelC = 2;
+ } else if (SourcePixelFormat == dm_420_12) {
+ *BytePerPixelDETY = 2;
+ *BytePerPixelDETC = 4;
+ *BytePerPixelY = 2;
+ *BytePerPixelC = 4;
+ } else {
+ *BytePerPixelDETY = 4.0 / 3;
+ *BytePerPixelDETC = 8.0 / 3;
+ *BytePerPixelY = 2;
+ *BytePerPixelC = 4;
+ }
+
+ if ((SourcePixelFormat == dm_444_64 || SourcePixelFormat == dm_444_32
+ || SourcePixelFormat == dm_444_16 || SourcePixelFormat == dm_444_8
+ || SourcePixelFormat == dm_mono_16 || SourcePixelFormat == dm_mono_8
+ || SourcePixelFormat == dm_rgbe)) {
+ if (SurfaceTiling == dm_sw_linear) {
+ *BlockHeight256BytesY = 1;
+ } else if (SourcePixelFormat == dm_444_64) {
+ *BlockHeight256BytesY = 4;
+ } else if (SourcePixelFormat == dm_444_8) {
+ *BlockHeight256BytesY = 16;
+ } else {
+ *BlockHeight256BytesY = 8;
+ }
+ *BlockWidth256BytesY = 256U / *BytePerPixelY / *BlockHeight256BytesY;
+ *BlockHeight256BytesC = 0;
+ *BlockWidth256BytesC = 0;
+ } else {
+ if (SurfaceTiling == dm_sw_linear) {
+ *BlockHeight256BytesY = 1;
+ *BlockHeight256BytesC = 1;
+ } else if (SourcePixelFormat == dm_rgbe_alpha) {
+ *BlockHeight256BytesY = 8;
+ *BlockHeight256BytesC = 16;
+ } else if (SourcePixelFormat == dm_420_8) {
+ *BlockHeight256BytesY = 16;
+ *BlockHeight256BytesC = 8;
+ } else {
+ *BlockHeight256BytesY = 8;
+ *BlockHeight256BytesC = 8;
+ }
+ *BlockWidth256BytesY = 256U / *BytePerPixelY / *BlockHeight256BytesY;
+ *BlockWidth256BytesC = 256U / *BytePerPixelC / *BlockHeight256BytesC;
+ }
+ return true;
+}
+
+static void get_meta_and_pte_attr(struct display_mode_lib *mode_lib,
+ display_data_rq_dlg_params_st *rq_dlg_param,
+ display_data_rq_misc_params_st *rq_misc_param,
+ display_data_rq_sizing_params_st *rq_sizing_param,
+ unsigned int vp_width,
+ unsigned int vp_height,
+ unsigned int data_pitch,
+ unsigned int meta_pitch,
+ unsigned int source_format,
+ unsigned int tiling,
+ unsigned int macro_tile_size,
+ unsigned int source_scan,
+ unsigned int hostvm_enable,
+ unsigned int is_chroma,
+ unsigned int surface_height)
+{
+ bool surf_linear = (tiling == dm_sw_linear);
+ bool surf_vert = (source_scan == dm_vert);
+
+ unsigned int bytes_per_element = 0;
+ unsigned int bytes_per_element_y = 0;
+ unsigned int bytes_per_element_c = 0;
+
+ unsigned int blk256_width = 0;
+ unsigned int blk256_height = 0;
+
+ unsigned int blk256_width_y = 0;
+ unsigned int blk256_height_y = 0;
+ unsigned int blk256_width_c = 0;
+ unsigned int blk256_height_c = 0;
+ unsigned int log2_bytes_per_element = 0;
+ unsigned int log2_blk256_width = 0;
+ unsigned int log2_blk256_height = 0;
+ unsigned int blk_bytes = 0;
+ unsigned int log2_blk_bytes = 0;
+ unsigned int log2_blk_height = 0;
+ unsigned int log2_blk_width = 0;
+ unsigned int log2_meta_req_bytes = 0;
+ unsigned int log2_meta_req_height = 0;
+ unsigned int log2_meta_req_width = 0;
+ unsigned int meta_req_width = 0;
+ unsigned int meta_req_height = 0;
+ unsigned int log2_meta_row_height = 0;
+ unsigned int meta_row_width_ub = 0;
+ unsigned int log2_meta_chunk_bytes = 0;
+ unsigned int log2_meta_chunk_height = 0;
+
+ //full sized meta chunk width in unit of data elements
+ unsigned int log2_meta_chunk_width = 0;
+ unsigned int log2_min_meta_chunk_bytes = 0;
+ unsigned int min_meta_chunk_width = 0;
+ unsigned int meta_chunk_width = 0;
+ unsigned int meta_chunk_per_row_int = 0;
+ unsigned int meta_row_remainder = 0;
+ unsigned int meta_chunk_threshold = 0;
+ unsigned int meta_blk_bytes = 0;
+ unsigned int meta_blk_height = 0;
+ unsigned int meta_blk_width = 0;
+ unsigned int meta_surface_bytes = 0;
+ unsigned int vmpg_bytes = 0;
+ unsigned int meta_pte_req_per_frame_ub = 0;
+ unsigned int meta_pte_bytes_per_frame_ub = 0;
+ const unsigned int log2_vmpg_bytes = dml_log2(mode_lib->soc.gpuvm_min_page_size_bytes);
+ const bool dual_plane_en = is_dual_plane((enum source_format_class)(source_format));
+ const unsigned int dpte_buf_in_pte_reqs = dual_plane_en ?
+ (is_chroma ? mode_lib->ip.dpte_buffer_size_in_pte_reqs_chroma : mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma)
+ : (mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma + mode_lib->ip.dpte_buffer_size_in_pte_reqs_chroma);
+
+ unsigned int log2_vmpg_height = 0;
+ unsigned int log2_vmpg_width = 0;
+ unsigned int log2_dpte_req_height_ptes = 0;
+ unsigned int log2_dpte_req_height = 0;
+ unsigned int log2_dpte_req_width = 0;
+ unsigned int log2_dpte_row_height_linear = 0;
+ unsigned int log2_dpte_row_height = 0;
+ unsigned int log2_dpte_group_width = 0;
+ unsigned int dpte_row_width_ub = 0;
+ unsigned int dpte_req_height = 0;
+ unsigned int dpte_req_width = 0;
+ unsigned int dpte_group_width = 0;
+ unsigned int log2_dpte_group_bytes = 0;
+ unsigned int log2_dpte_group_length = 0;
+ double byte_per_pixel_det_y = 0;
+ double byte_per_pixel_det_c = 0;
+
+ CalculateBytePerPixelAnd256BBlockSizes((enum source_format_class)(source_format),
+ (enum dm_swizzle_mode)(tiling),
+ &bytes_per_element_y,
+ &bytes_per_element_c,
+ &byte_per_pixel_det_y,
+ &byte_per_pixel_det_c,
+ &blk256_height_y,
+ &blk256_height_c,
+ &blk256_width_y,
+ &blk256_width_c);
+
+ if (!is_chroma) {
+ blk256_width = blk256_width_y;
+ blk256_height = blk256_height_y;
+ bytes_per_element = bytes_per_element_y;
+ } else {
+ blk256_width = blk256_width_c;
+ blk256_height = blk256_height_c;
+ bytes_per_element = bytes_per_element_c;
+ }
+
+ log2_bytes_per_element = dml_log2(bytes_per_element);
+
+ dml_print("DML_DLG: %s: surf_linear = %d\n", __func__, surf_linear);
+ dml_print("DML_DLG: %s: surf_vert = %d\n", __func__, surf_vert);
+ dml_print("DML_DLG: %s: blk256_width = %d\n", __func__, blk256_width);
+ dml_print("DML_DLG: %s: blk256_height = %d\n", __func__, blk256_height);
+
+ log2_blk256_width = dml_log2((double)blk256_width);
+ log2_blk256_height = dml_log2((double)blk256_height);
+ blk_bytes = surf_linear ?
+ 256 : get_blk_size_bytes((enum source_macro_tile_size) macro_tile_size);
+ log2_blk_bytes = dml_log2((double)blk_bytes);
+ log2_blk_height = 0;
+ log2_blk_width = 0;
+
+ // remember log rule
+ // "+" in log is multiply
+ // "-" in log is divide
+ // "/2" is like square root
+ // blk is vertical biased
+ if (tiling != dm_sw_linear)
+ log2_blk_height = log2_blk256_height
+ + dml_ceil((double)(log2_blk_bytes - 8) / 2.0, 1);
+ else
+ log2_blk_height = 0; // blk height of 1
+
+ log2_blk_width = log2_blk_bytes - log2_bytes_per_element - log2_blk_height;
+
+ if (!surf_vert) {
+ int unsigned temp = 0;
+
+ temp = dml_round_to_multiple(vp_width - 1, blk256_width, 1) + blk256_width;
+ if (data_pitch < blk256_width) {
+ dml_print("WARNING: DML_DLG: %s: swath_size calculation ignoring data_pitch=%u < blk256_width=%u\n", __func__, data_pitch, blk256_width);
+ } else {
+ if (temp > data_pitch) {
+ if (data_pitch >= vp_width)
+ temp = data_pitch;
+ else
+ dml_print("WARNING: DML_DLG: %s: swath_size calculation ignoring data_pitch=%u < vp_width=%u\n", __func__, data_pitch, vp_width);
+ }
+ }
+ rq_dlg_param->swath_width_ub = temp;
+ rq_dlg_param->req_per_swath_ub = temp >> log2_blk256_width;
+ } else {
+ int unsigned temp = 0;
+
+ temp = dml_round_to_multiple(vp_height - 1, blk256_height, 1) + blk256_height;
+ if (surface_height < blk256_height) {
+ dml_print("WARNING: DML_DLG: %s swath_size calculation ignored surface_height=%u < blk256_height=%u\n", __func__, surface_height, blk256_height);
+ } else {
+ if (temp > surface_height) {
+ if (surface_height >= vp_height)
+ temp = surface_height;
+ else
+ dml_print("WARNING: DML_DLG: %s swath_size calculation ignored surface_height=%u < vp_height=%u\n", __func__, surface_height, vp_height);
+ }
+ }
+ rq_dlg_param->swath_width_ub = temp;
+ rq_dlg_param->req_per_swath_ub = temp >> log2_blk256_height;
+ }
+
+ if (!surf_vert)
+ rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_height
+ * bytes_per_element;
+ else
+ rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_width
+ * bytes_per_element;
+
+ rq_misc_param->blk256_height = blk256_height;
+ rq_misc_param->blk256_width = blk256_width;
+
+ // -------
+ // meta
+ // -------
+ log2_meta_req_bytes = 6; // meta request is 64b and is 8x8byte meta element
+
+ // each 64b meta request for dcn is 8x8 meta elements and
+ // a meta element covers one 256b block of the the data surface.
+ log2_meta_req_height = log2_blk256_height + 3; // meta req is 8x8 byte, each byte represent 1 blk256
+ log2_meta_req_width = log2_meta_req_bytes + 8 - log2_bytes_per_element
+ - log2_meta_req_height;
+ meta_req_width = 1 << log2_meta_req_width;
+ meta_req_height = 1 << log2_meta_req_height;
+ log2_meta_row_height = 0;
+ meta_row_width_ub = 0;
+
+ // the dimensions of a meta row are meta_row_width x meta_row_height in elements.
+ // calculate upper bound of the meta_row_width
+ if (!surf_vert) {
+ log2_meta_row_height = log2_meta_req_height;
+ meta_row_width_ub = dml_round_to_multiple(vp_width - 1, meta_req_width, 1)
+ + meta_req_width;
+ rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_width;
+ } else {
+ log2_meta_row_height = log2_meta_req_width;
+ meta_row_width_ub = dml_round_to_multiple(vp_height - 1, meta_req_height, 1)
+ + meta_req_height;
+ rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_height;
+ }
+ rq_dlg_param->meta_bytes_per_row_ub = rq_dlg_param->meta_req_per_row_ub * 64;
+
+ rq_dlg_param->meta_row_height = 1 << log2_meta_row_height;
+
+ log2_meta_chunk_bytes = dml_log2(rq_sizing_param->meta_chunk_bytes);
+ log2_meta_chunk_height = log2_meta_row_height;
+
+ //full sized meta chunk width in unit of data elements
+ log2_meta_chunk_width = log2_meta_chunk_bytes + 8 - log2_bytes_per_element
+ - log2_meta_chunk_height;
+ log2_min_meta_chunk_bytes = dml_log2(rq_sizing_param->min_meta_chunk_bytes);
+ min_meta_chunk_width = 1
+ << (log2_min_meta_chunk_bytes + 8 - log2_bytes_per_element
+ - log2_meta_chunk_height);
+ meta_chunk_width = 1 << log2_meta_chunk_width;
+ meta_chunk_per_row_int = (unsigned int)(meta_row_width_ub / meta_chunk_width);
+ meta_row_remainder = meta_row_width_ub % meta_chunk_width;
+ meta_chunk_threshold = 0;
+ meta_blk_bytes = 4096;
+ meta_blk_height = blk256_height * 64;
+ meta_blk_width = meta_blk_bytes * 256 / bytes_per_element / meta_blk_height;
+ meta_surface_bytes = meta_pitch
+ * (dml_round_to_multiple(vp_height - 1, meta_blk_height, 1) + meta_blk_height)
+ * bytes_per_element / 256;
+ vmpg_bytes = mode_lib->soc.gpuvm_min_page_size_bytes;
+ meta_pte_req_per_frame_ub = (dml_round_to_multiple(meta_surface_bytes - vmpg_bytes,
+ 8 * vmpg_bytes,
+ 1) + 8 * vmpg_bytes) / (8 * vmpg_bytes);
+ meta_pte_bytes_per_frame_ub = meta_pte_req_per_frame_ub * 64; //64B mpte request
+ rq_dlg_param->meta_pte_bytes_per_frame_ub = meta_pte_bytes_per_frame_ub;
+
+ dml_print("DML_DLG: %s: meta_blk_height = %d\n", __func__, meta_blk_height);
+ dml_print("DML_DLG: %s: meta_blk_width = %d\n", __func__, meta_blk_width);
+ dml_print("DML_DLG: %s: meta_surface_bytes = %d\n", __func__, meta_surface_bytes);
+ dml_print("DML_DLG: %s: meta_pte_req_per_frame_ub = %d\n",
+ __func__,
+ meta_pte_req_per_frame_ub);
+ dml_print("DML_DLG: %s: meta_pte_bytes_per_frame_ub = %d\n",
+ __func__,
+ meta_pte_bytes_per_frame_ub);
+
+ if (!surf_vert)
+ meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_width;
+ else
+ meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_height;
+
+ if (meta_row_remainder <= meta_chunk_threshold)
+ rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 1;
+ else
+ rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 2;
+
+ // ------
+ // dpte
+ // ------
+ if (surf_linear) {
+ log2_vmpg_height = 0; // one line high
+ } else {
+ log2_vmpg_height = (log2_vmpg_bytes - 8) / 2 + log2_blk256_height;
+ }
+ log2_vmpg_width = log2_vmpg_bytes - log2_bytes_per_element - log2_vmpg_height;
+
+ // only 3 possible shapes for dpte request in dimensions of ptes: 8x1, 4x2, 2x4.
+ if (surf_linear) { //one 64B PTE request returns 8 PTEs
+ log2_dpte_req_height_ptes = 0;
+ log2_dpte_req_width = log2_vmpg_width + 3;
+ log2_dpte_req_height = 0;
+ } else if (log2_blk_bytes == 12) { //4KB tile means 4kB page size
+ //one 64B req gives 8x1 PTEs for 4KB tile
+ log2_dpte_req_height_ptes = 0;
+ log2_dpte_req_width = log2_blk_width + 3;
+ log2_dpte_req_height = log2_blk_height + 0;
+ } else if ((log2_blk_bytes >= 16) && (log2_vmpg_bytes == 12)) { // tile block >= 64KB
+ //two 64B reqs of 2x4 PTEs give 16 PTEs to cover 64KB
+ log2_dpte_req_height_ptes = 4;
+ log2_dpte_req_width = log2_blk256_width + 4; // log2_64KB_width
+ log2_dpte_req_height = log2_blk256_height + 4; // log2_64KB_height
+ } else { //64KB page size and must 64KB tile block
+ //one 64B req gives 8x1 PTEs for 64KB tile
+ log2_dpte_req_height_ptes = 0;
+ log2_dpte_req_width = log2_blk_width + 3;
+ log2_dpte_req_height = log2_blk_height + 0;
+ }
+
+ // The dpte request dimensions in data elements is dpte_req_width x dpte_req_height
+ // log2_vmpg_width is how much 1 pte represent, now calculating how much a 64b pte req represent
+ // That depends on the pte shape (i.e. 8x1, 4x2, 2x4)
+ //log2_dpte_req_height = log2_vmpg_height + log2_dpte_req_height_ptes;
+ //log2_dpte_req_width = log2_vmpg_width + log2_dpte_req_width_ptes;
+ dpte_req_height = 1 << log2_dpte_req_height;
+ dpte_req_width = 1 << log2_dpte_req_width;
+
+ // calculate pitch dpte row buffer can hold
+ // round the result down to a power of two.
+ if (surf_linear) {
+ unsigned int dpte_row_height = 0;
+
+ log2_dpte_row_height_linear = dml_floor(dml_log2(dpte_buf_in_pte_reqs * dpte_req_width / data_pitch), 1);
+
+ dml_print("DML_DLG: %s: is_chroma = %d\n", __func__, is_chroma);
+ dml_print("DML_DLG: %s: dpte_buf_in_pte_reqs = %d\n", __func__, dpte_buf_in_pte_reqs);
+ dml_print("DML_DLG: %s: log2_dpte_row_height_linear = %d\n", __func__, log2_dpte_row_height_linear);
+
+ ASSERT(log2_dpte_row_height_linear >= 3);
+
+ if (log2_dpte_row_height_linear > 7)
+ log2_dpte_row_height_linear = 7;
+
+ log2_dpte_row_height = log2_dpte_row_height_linear;
+ // For linear, the dpte row is pitch dependent and the pte requests wrap at the pitch boundary.
+ // the dpte_row_width_ub is the upper bound of data_pitch*dpte_row_height in elements with this unique buffering.
+ dpte_row_height = 1 << log2_dpte_row_height;
+ dpte_row_width_ub = dml_round_to_multiple(data_pitch * dpte_row_height - 1,
+ dpte_req_width,
+ 1) + dpte_req_width;
+ rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width;
+ } else {
+ // the upper bound of the dpte_row_width without dependency on viewport position follows.
+ // for tiled mode, row height is the same as req height and row store up to vp size upper bound
+ if (!surf_vert) {
+ log2_dpte_row_height = log2_dpte_req_height;
+ dpte_row_width_ub = dml_round_to_multiple(vp_width - 1, dpte_req_width, 1)
+ + dpte_req_width;
+ rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width;
+ } else {
+ log2_dpte_row_height =
+ (log2_blk_width < log2_dpte_req_width) ?
+ log2_blk_width : log2_dpte_req_width;
+ dpte_row_width_ub = dml_round_to_multiple(vp_height - 1, dpte_req_height, 1)
+ + dpte_req_height;
+ rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_height;
+ }
+ }
+ if (log2_blk_bytes >= 16 && log2_vmpg_bytes == 12) // tile block >= 64KB
+ rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 128; //2*64B dpte request
+ else
+ rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 64; //64B dpte request
+
+ rq_dlg_param->dpte_row_height = 1 << log2_dpte_row_height;
+
+ // the dpte_group_bytes is reduced for the specific case of vertical
+ // access of a tile surface that has dpte request of 8x1 ptes.
+ if (hostvm_enable)
+ rq_sizing_param->dpte_group_bytes = 512;
+ else {
+ if (!surf_linear & (log2_dpte_req_height_ptes == 0) & surf_vert) //reduced, in this case, will have page fault within a group
+ rq_sizing_param->dpte_group_bytes = 512;
+ else
+ rq_sizing_param->dpte_group_bytes = 2048;
+ }
+
+ //since pte request size is 64byte, the number of data pte requests per full sized group is as follows.
+ log2_dpte_group_bytes = dml_log2(rq_sizing_param->dpte_group_bytes);
+ log2_dpte_group_length = log2_dpte_group_bytes - 6; //length in 64b requests
+
+ // full sized data pte group width in elements
+ if (!surf_vert)
+ log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_width;
+ else
+ log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_height;
+
+ //But if the tile block >=64KB and the page size is 4KB, then each dPTE request is 2*64B
+ if ((log2_blk_bytes >= 16) && (log2_vmpg_bytes == 12)) // tile block >= 64KB
+ log2_dpte_group_width = log2_dpte_group_width - 1;
+
+ dpte_group_width = 1 << log2_dpte_group_width;
+
+ // since dpte groups are only aligned to dpte_req_width and not dpte_group_width,
+ // the upper bound for the dpte groups per row is as follows.
+ rq_dlg_param->dpte_groups_per_row_ub = dml_ceil((double)dpte_row_width_ub / dpte_group_width,
+ 1);
+}
+
+static void get_surf_rq_param(struct display_mode_lib *mode_lib,
+ display_data_rq_sizing_params_st *rq_sizing_param,
+ display_data_rq_dlg_params_st *rq_dlg_param,
+ display_data_rq_misc_params_st *rq_misc_param,
+ const display_pipe_params_st pipe_param,
+ bool is_chroma,
+ bool is_alpha)
+{
+ bool mode_422 = 0;
+ unsigned int vp_width = 0;
+ unsigned int vp_height = 0;
+ unsigned int data_pitch = 0;
+ unsigned int meta_pitch = 0;
+ unsigned int surface_height = 0;
+ unsigned int ppe = mode_422 ? 2 : 1;
+
+ // FIXME check if ppe apply for both luma and chroma in 422 case
+ if (is_chroma | is_alpha) {
+ vp_width = pipe_param.src.viewport_width_c / ppe;
+ vp_height = pipe_param.src.viewport_height_c;
+ data_pitch = pipe_param.src.data_pitch_c;
+ meta_pitch = pipe_param.src.meta_pitch_c;
+ surface_height = pipe_param.src.surface_height_y / 2.0;
+ } else {
+ vp_width = pipe_param.src.viewport_width / ppe;
+ vp_height = pipe_param.src.viewport_height;
+ data_pitch = pipe_param.src.data_pitch;
+ meta_pitch = pipe_param.src.meta_pitch;
+ surface_height = pipe_param.src.surface_height_y;
+ }
+
+ if (pipe_param.dest.odm_combine) {
+ unsigned int access_dir = 0;
+ unsigned int full_src_vp_width = 0;
+ unsigned int hactive_odm = 0;
+ unsigned int src_hactive_odm = 0;
+ access_dir = (pipe_param.src.source_scan == dm_vert); // vp access direction: horizontal or vertical accessed
+ hactive_odm = pipe_param.dest.hactive / ((unsigned int)pipe_param.dest.odm_combine*2);
+ if (is_chroma) {
+ full_src_vp_width = pipe_param.scale_ratio_depth.hscl_ratio_c * pipe_param.dest.full_recout_width;
+ src_hactive_odm = pipe_param.scale_ratio_depth.hscl_ratio_c * hactive_odm;
+ } else {
+ full_src_vp_width = pipe_param.scale_ratio_depth.hscl_ratio * pipe_param.dest.full_recout_width;
+ src_hactive_odm = pipe_param.scale_ratio_depth.hscl_ratio * hactive_odm;
+ }
+
+ if (access_dir == 0) {
+ vp_width = dml_min(full_src_vp_width, src_hactive_odm);
+ dml_print("DML_DLG: %s: vp_width = %d\n", __func__, vp_width);
+ } else {
+ vp_height = dml_min(full_src_vp_width, src_hactive_odm);
+ dml_print("DML_DLG: %s: vp_height = %d\n", __func__, vp_height);
+ }
+ dml_print("DML_DLG: %s: full_src_vp_width = %d\n", __func__, full_src_vp_width);
+ dml_print("DML_DLG: %s: hactive_odm = %d\n", __func__, hactive_odm);
+ dml_print("DML_DLG: %s: src_hactive_odm = %d\n", __func__, src_hactive_odm);
+ }
+
+ rq_sizing_param->chunk_bytes = 8192;
+
+ if (is_alpha) {
+ rq_sizing_param->chunk_bytes = 4096;
+ }
+
+ if (rq_sizing_param->chunk_bytes == 64 * 1024)
+ rq_sizing_param->min_chunk_bytes = 0;
+ else
+ rq_sizing_param->min_chunk_bytes = 1024;
+
+ rq_sizing_param->meta_chunk_bytes = 2048;
+ rq_sizing_param->min_meta_chunk_bytes = 256;
+
+ if (pipe_param.src.hostvm)
+ rq_sizing_param->mpte_group_bytes = 512;
+ else
+ rq_sizing_param->mpte_group_bytes = 2048;
+
+ get_meta_and_pte_attr(mode_lib,
+ rq_dlg_param,
+ rq_misc_param,
+ rq_sizing_param,
+ vp_width,
+ vp_height,
+ data_pitch,
+ meta_pitch,
+ pipe_param.src.source_format,
+ pipe_param.src.sw_mode,
+ pipe_param.src.macro_tile_size,
+ pipe_param.src.source_scan,
+ pipe_param.src.hostvm,
+ is_chroma,
+ surface_height);
+}
+
+static void dml_rq_dlg_get_rq_params(struct display_mode_lib *mode_lib,
+ display_rq_params_st *rq_param,
+ const display_pipe_params_st pipe_param)
+{
+ // get param for luma surface
+ rq_param->yuv420 = pipe_param.src.source_format == dm_420_8
+ || pipe_param.src.source_format == dm_420_10
+ || pipe_param.src.source_format == dm_rgbe_alpha
+ || pipe_param.src.source_format == dm_420_12;
+
+ rq_param->yuv420_10bpc = pipe_param.src.source_format == dm_420_10;
+
+ rq_param->rgbe_alpha = (pipe_param.src.source_format == dm_rgbe_alpha)?1:0;
+
+ get_surf_rq_param(mode_lib,
+ &(rq_param->sizing.rq_l),
+ &(rq_param->dlg.rq_l),
+ &(rq_param->misc.rq_l),
+ pipe_param,
+ 0,
+ 0);
+
+ if (is_dual_plane((enum source_format_class)(pipe_param.src.source_format))) {
+ // get param for chroma surface
+ get_surf_rq_param(mode_lib,
+ &(rq_param->sizing.rq_c),
+ &(rq_param->dlg.rq_c),
+ &(rq_param->misc.rq_c),
+ pipe_param,
+ 1,
+ rq_param->rgbe_alpha);
+ }
+
+ // calculate how to split the det buffer space between luma and chroma
+ handle_det_buf_split(mode_lib, rq_param, pipe_param.src);
+ print__rq_params_st(mode_lib, *rq_param);
+}
+
+void dml30_rq_dlg_get_rq_reg(struct display_mode_lib *mode_lib,
+ display_rq_regs_st *rq_regs,
+ const display_pipe_params_st pipe_param)
+{
+ display_rq_params_st rq_param = { 0 };
+
+ memset(rq_regs, 0, sizeof(*rq_regs));
+ dml_rq_dlg_get_rq_params(mode_lib, &rq_param, pipe_param);
+ extract_rq_regs(mode_lib, rq_regs, rq_param);
+
+ print__rq_regs_st(mode_lib, *rq_regs);
+}
+
+static void calculate_ttu_cursor(struct display_mode_lib *mode_lib,
+ double *refcyc_per_req_delivery_pre_cur,
+ double *refcyc_per_req_delivery_cur,
+ double refclk_freq_in_mhz,
+ double ref_freq_to_pix_freq,
+ double hscale_pixel_rate_l,
+ double hscl_ratio,
+ double vratio_pre_l,
+ double vratio_l,
+ unsigned int cur_width,
+ enum cursor_bpp cur_bpp)
+{
+ unsigned int cur_src_width = cur_width;
+ unsigned int cur_req_size = 0;
+ unsigned int cur_req_width = 0;
+ double cur_width_ub = 0.0;
+ double cur_req_per_width = 0.0;
+ double hactive_cur = 0.0;
+
+ ASSERT(cur_src_width <= 256);
+
+ *refcyc_per_req_delivery_pre_cur = 0.0;
+ *refcyc_per_req_delivery_cur = 0.0;
+ if (cur_src_width > 0) {
+ unsigned int cur_bit_per_pixel = 0;
+
+ if (cur_bpp == dm_cur_2bit) {
+ cur_req_size = 64; // byte
+ cur_bit_per_pixel = 2;
+ } else { // 32bit
+ cur_bit_per_pixel = 32;
+ if (cur_src_width >= 1 && cur_src_width <= 16)
+ cur_req_size = 64;
+ else if (cur_src_width >= 17 && cur_src_width <= 31)
+ cur_req_size = 128;
+ else
+ cur_req_size = 256;
+ }
+
+ cur_req_width = (double)cur_req_size / ((double)cur_bit_per_pixel / 8.0);
+ cur_width_ub = dml_ceil((double)cur_src_width / (double)cur_req_width, 1)
+ * (double)cur_req_width;
+ cur_req_per_width = cur_width_ub / (double)cur_req_width;
+ hactive_cur = (double)cur_src_width / hscl_ratio; // FIXME: oswin to think about what to do for cursor
+
+ if (vratio_pre_l <= 1.0) {
+ *refcyc_per_req_delivery_pre_cur = hactive_cur * ref_freq_to_pix_freq
+ / (double)cur_req_per_width;
+ } else {
+ *refcyc_per_req_delivery_pre_cur = (double)refclk_freq_in_mhz
+ * (double)cur_src_width / hscale_pixel_rate_l
+ / (double)cur_req_per_width;
+ }
+
+ ASSERT(*refcyc_per_req_delivery_pre_cur < dml_pow(2, 13));
+
+ if (vratio_l <= 1.0) {
+ *refcyc_per_req_delivery_cur = hactive_cur * ref_freq_to_pix_freq
+ / (double)cur_req_per_width;
+ } else {
+ *refcyc_per_req_delivery_cur = (double)refclk_freq_in_mhz
+ * (double)cur_src_width / hscale_pixel_rate_l
+ / (double)cur_req_per_width;
+ }
+
+ dml_print("DML_DLG: %s: cur_req_width = %d\n",
+ __func__,
+ cur_req_width);
+ dml_print("DML_DLG: %s: cur_width_ub = %3.2f\n",
+ __func__,
+ cur_width_ub);
+ dml_print("DML_DLG: %s: cur_req_per_width = %3.2f\n",
+ __func__,
+ cur_req_per_width);
+ dml_print("DML_DLG: %s: hactive_cur = %3.2f\n",
+ __func__,
+ hactive_cur);
+ dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_cur = %3.2f\n",
+ __func__,
+ *refcyc_per_req_delivery_pre_cur);
+ dml_print("DML_DLG: %s: refcyc_per_req_delivery_cur = %3.2f\n",
+ __func__,
+ *refcyc_per_req_delivery_cur);
+
+ ASSERT(*refcyc_per_req_delivery_cur < dml_pow(2, 13));
+ }
+}
+
+// Note: currently taken in as is.
+// Nice to decouple code from hw register implement and extract code that are repeated for luma and chroma.
+static void dml_rq_dlg_get_dlg_params(struct display_mode_lib *mode_lib,
+ const display_e2e_pipe_params_st *e2e_pipe_param,
+ const unsigned int num_pipes,
+ const unsigned int pipe_idx,
+ display_dlg_regs_st *disp_dlg_regs,
+ display_ttu_regs_st *disp_ttu_regs,
+ const display_rq_dlg_params_st rq_dlg_param,
+ const display_dlg_sys_params_st dlg_sys_param,
+ const bool cstate_en,
+ const bool pstate_en,
+ const bool vm_en,
+ const bool ignore_viewport_pos,
+ const bool immediate_flip_support)
+{
+ const display_pipe_source_params_st *src = &e2e_pipe_param[pipe_idx].pipe.src;
+ const display_pipe_dest_params_st *dst = &e2e_pipe_param[pipe_idx].pipe.dest;
+ const display_output_params_st *dout = &e2e_pipe_param[pipe_idx].dout;
+ const display_clocks_and_cfg_st *clks = &e2e_pipe_param[pipe_idx].clks_cfg;
+ const scaler_ratio_depth_st *scl = &e2e_pipe_param[pipe_idx].pipe.scale_ratio_depth;
+ const scaler_taps_st *taps = &e2e_pipe_param[pipe_idx].pipe.scale_taps;
+
+ // -------------------------
+ // Section 1.15.2.1: OTG dependent Params
+ // -------------------------
+ // Timing
+ unsigned int htotal = dst->htotal;
+ // unsigned int hblank_start = dst.hblank_start; // TODO: Remove
+ unsigned int hblank_end = dst->hblank_end;
+ unsigned int vblank_start = dst->vblank_start;
+ unsigned int vblank_end = dst->vblank_end;
+ unsigned int min_vblank = mode_lib->ip.min_vblank_lines;
+
+ double dppclk_freq_in_mhz = clks->dppclk_mhz;
+ double dispclk_freq_in_mhz = clks->dispclk_mhz;
+ double refclk_freq_in_mhz = clks->refclk_mhz;
+ double pclk_freq_in_mhz = dst->pixel_rate_mhz;
+ bool interlaced = dst->interlaced;
+
+ double ref_freq_to_pix_freq = refclk_freq_in_mhz / pclk_freq_in_mhz;
+
+ double min_dcfclk_mhz = 0;
+ double t_calc_us = 0;
+ double min_ttu_vblank = 0;
+
+ double min_dst_y_ttu_vblank = 0;
+ unsigned int dlg_vblank_start = 0;
+ bool dual_plane = 0;
+ bool mode_422 = 0;
+ unsigned int access_dir = 0;
+ unsigned int vp_height_l = 0;
+ unsigned int vp_width_l = 0;
+ unsigned int vp_height_c = 0;
+ unsigned int vp_width_c = 0;
+
+ // Scaling
+ unsigned int htaps_l = 0;
+ unsigned int htaps_c = 0;
+ double hratio_l = 0;
+ double hratio_c = 0;
+ double vratio_l = 0;
+ double vratio_c = 0;
+ bool scl_enable = 0;
+
+ double line_time_in_us = 0;
+ // double vinit_l;
+ // double vinit_c;
+ // double vinit_bot_l;
+ // double vinit_bot_c;
+
+ // unsigned int swath_height_l;
+ unsigned int swath_width_ub_l = 0;
+ // unsigned int dpte_bytes_per_row_ub_l;
+ unsigned int dpte_groups_per_row_ub_l = 0;
+ // unsigned int meta_pte_bytes_per_frame_ub_l;
+ // unsigned int meta_bytes_per_row_ub_l;
+
+ // unsigned int swath_height_c;
+ unsigned int swath_width_ub_c = 0;
+ // unsigned int dpte_bytes_per_row_ub_c;
+ unsigned int dpte_groups_per_row_ub_c = 0;
+
+ unsigned int meta_chunks_per_row_ub_l = 0;
+ unsigned int meta_chunks_per_row_ub_c = 0;
+ unsigned int vupdate_offset = 0;
+ unsigned int vupdate_width = 0;
+ unsigned int vready_offset = 0;
+
+ unsigned int dppclk_delay_subtotal = 0;
+ unsigned int dispclk_delay_subtotal = 0;
+ unsigned int pixel_rate_delay_subtotal = 0;
+
+ unsigned int vstartup_start = 0;
+ unsigned int dst_x_after_scaler = 0;
+ unsigned int dst_y_after_scaler = 0;
+ double line_wait = 0;
+ double dst_y_prefetch = 0;
+ double dst_y_per_vm_vblank = 0;
+ double dst_y_per_row_vblank = 0;
+ double dst_y_per_vm_flip = 0;
+ double dst_y_per_row_flip = 0;
+ double max_dst_y_per_vm_vblank = 0;
+ double max_dst_y_per_row_vblank = 0;
+ double lsw = 0;
+ double vratio_pre_l = 0;
+ double vratio_pre_c = 0;
+ unsigned int req_per_swath_ub_l = 0;
+ unsigned int req_per_swath_ub_c = 0;
+ unsigned int meta_row_height_l = 0;
+ unsigned int meta_row_height_c = 0;
+ unsigned int swath_width_pixels_ub_l = 0;
+ unsigned int swath_width_pixels_ub_c = 0;
+ unsigned int scaler_rec_in_width_l = 0;
+ unsigned int scaler_rec_in_width_c = 0;
+ unsigned int dpte_row_height_l = 0;
+ unsigned int dpte_row_height_c = 0;
+ double hscale_pixel_rate_l = 0;
+ double hscale_pixel_rate_c = 0;
+ double min_hratio_fact_l = 0;
+ double min_hratio_fact_c = 0;
+ double refcyc_per_line_delivery_pre_l = 0;
+ double refcyc_per_line_delivery_pre_c = 0;
+ double refcyc_per_line_delivery_l = 0;
+ double refcyc_per_line_delivery_c = 0;
+
+ double refcyc_per_req_delivery_pre_l = 0;
+ double refcyc_per_req_delivery_pre_c = 0;
+ double refcyc_per_req_delivery_l = 0;
+ double refcyc_per_req_delivery_c = 0;
+
+ unsigned int full_recout_width = 0;
+ double refcyc_per_req_delivery_pre_cur0 = 0;
+ double refcyc_per_req_delivery_cur0 = 0;
+ double refcyc_per_req_delivery_pre_cur1 = 0;
+ double refcyc_per_req_delivery_cur1 = 0;
+
+ unsigned int pipe_index_in_combine[DC__NUM_PIPES__MAX] = { 0 };
+
+ memset(disp_dlg_regs, 0, sizeof(*disp_dlg_regs));
+ memset(disp_ttu_regs, 0, sizeof(*disp_ttu_regs));
+
+ dml_print("DML_DLG: %s: cstate_en = %d\n", __func__, cstate_en);
+ dml_print("DML_DLG: %s: pstate_en = %d\n", __func__, pstate_en);
+ dml_print("DML_DLG: %s: vm_en = %d\n", __func__, vm_en);
+ dml_print("DML_DLG: %s: ignore_viewport_pos = %d\n", __func__, ignore_viewport_pos);
+ dml_print("DML_DLG: %s: immediate_flip_support = %d\n", __func__, immediate_flip_support);
+
+ dml_print("DML_DLG: %s: dppclk_freq_in_mhz = %3.2f\n", __func__, dppclk_freq_in_mhz);
+ dml_print("DML_DLG: %s: dispclk_freq_in_mhz = %3.2f\n", __func__, dispclk_freq_in_mhz);
+ dml_print("DML_DLG: %s: refclk_freq_in_mhz = %3.2f\n", __func__, refclk_freq_in_mhz);
+ dml_print("DML_DLG: %s: pclk_freq_in_mhz = %3.2f\n", __func__, pclk_freq_in_mhz);
+ dml_print("DML_DLG: %s: interlaced = %d\n", __func__, interlaced);
+ ASSERT(ref_freq_to_pix_freq < 4.0);
+
+ disp_dlg_regs->ref_freq_to_pix_freq =
+ (unsigned int)(ref_freq_to_pix_freq * dml_pow(2, 19));
+ disp_dlg_regs->refcyc_per_htotal = (unsigned int)(ref_freq_to_pix_freq * (double)htotal
+ * dml_pow(2, 8));
+ disp_dlg_regs->dlg_vblank_end = interlaced ? (vblank_end / 2) : vblank_end; // 15 bits
+
+ min_dcfclk_mhz = dlg_sys_param.deepsleep_dcfclk_mhz;
+ t_calc_us = get_tcalc(mode_lib, e2e_pipe_param, num_pipes);
+ min_ttu_vblank = get_min_ttu_vblank(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+ min_dst_y_ttu_vblank = min_ttu_vblank * pclk_freq_in_mhz / (double)htotal;
+ dlg_vblank_start = interlaced ? (vblank_start / 2) : vblank_start;
+
+ disp_dlg_regs->min_dst_y_next_start = (unsigned int)(((double)dlg_vblank_start
+ ) * dml_pow(2, 2));
+ ASSERT(disp_dlg_regs->min_dst_y_next_start < (unsigned int)dml_pow(2, 18));
+
+ dml_print("DML_DLG: %s: min_dcfclk_mhz = %3.2f\n",
+ __func__,
+ min_dcfclk_mhz);
+ dml_print("DML_DLG: %s: min_ttu_vblank = %3.2f\n",
+ __func__,
+ min_ttu_vblank);
+ dml_print("DML_DLG: %s: min_dst_y_ttu_vblank = %3.2f\n",
+ __func__,
+ min_dst_y_ttu_vblank);
+ dml_print("DML_DLG: %s: t_calc_us = %3.2f\n",
+ __func__,
+ t_calc_us);
+ dml_print("DML_DLG: %s: disp_dlg_regs->min_dst_y_next_start = 0x%0x\n",
+ __func__,
+ disp_dlg_regs->min_dst_y_next_start);
+ dml_print("DML_DLG: %s: ref_freq_to_pix_freq = %3.2f\n",
+ __func__,
+ ref_freq_to_pix_freq);
+
+ // -------------------------
+ // Section 1.15.2.2: Prefetch, Active and TTU
+ // -------------------------
+ // Prefetch Calc
+ // Source
+ // dcc_en = src.dcc;
+ dual_plane = is_dual_plane((enum source_format_class)(src->source_format));
+ mode_422 = 0; // TODO
+ access_dir = (src->source_scan == dm_vert); // vp access direction: horizontal or vertical accessed
+ vp_height_l = src->viewport_height;
+ vp_width_l = src->viewport_width;
+ vp_height_c = src->viewport_height_c;
+ vp_width_c = src->viewport_width_c;
+
+ // Scaling
+ htaps_l = taps->htaps;
+ htaps_c = taps->htaps_c;
+ hratio_l = scl->hscl_ratio;
+ hratio_c = scl->hscl_ratio_c;
+ vratio_l = scl->vscl_ratio;
+ vratio_c = scl->vscl_ratio_c;
+ scl_enable = scl->scl_enable;
+
+ line_time_in_us = (htotal / pclk_freq_in_mhz);
+ swath_width_ub_l = rq_dlg_param.rq_l.swath_width_ub;
+ dpte_groups_per_row_ub_l = rq_dlg_param.rq_l.dpte_groups_per_row_ub;
+ swath_width_ub_c = rq_dlg_param.rq_c.swath_width_ub;
+ dpte_groups_per_row_ub_c = rq_dlg_param.rq_c.dpte_groups_per_row_ub;
+
+ meta_chunks_per_row_ub_l = rq_dlg_param.rq_l.meta_chunks_per_row_ub;
+ meta_chunks_per_row_ub_c = rq_dlg_param.rq_c.meta_chunks_per_row_ub;
+ vupdate_offset = dst->vupdate_offset;
+ vupdate_width = dst->vupdate_width;
+ vready_offset = dst->vready_offset;
+
+ dppclk_delay_subtotal = mode_lib->ip.dppclk_delay_subtotal;
+ dispclk_delay_subtotal = mode_lib->ip.dispclk_delay_subtotal;
+
+ if (scl_enable)
+ dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_scl;
+ else
+ dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_scl_lb_only;
+
+ dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_cnvc_formatter
+ + src->num_cursors * mode_lib->ip.dppclk_delay_cnvc_cursor;
+
+ if (dout->dsc_enable) {
+ double dsc_delay = get_dsc_delay(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+ dispclk_delay_subtotal += dsc_delay;
+ }
+
+ pixel_rate_delay_subtotal = dppclk_delay_subtotal * pclk_freq_in_mhz / dppclk_freq_in_mhz
+ + dispclk_delay_subtotal * pclk_freq_in_mhz / dispclk_freq_in_mhz;
+
+ vstartup_start = dst->vstartup_start;
+ if (interlaced) {
+ if (vstartup_start / 2.0
+ - (double)(vready_offset + vupdate_width + vupdate_offset) / htotal
+ <= vblank_end / 2.0)
+ disp_dlg_regs->vready_after_vcount0 = 1;
+ else
+ disp_dlg_regs->vready_after_vcount0 = 0;
+ } else {
+ if (vstartup_start
+ - (double)(vready_offset + vupdate_width + vupdate_offset) / htotal
+ <= vblank_end)
+ disp_dlg_regs->vready_after_vcount0 = 1;
+ else
+ disp_dlg_regs->vready_after_vcount0 = 0;
+ }
+
+ // TODO: Where is this coming from?
+ if (interlaced)
+ vstartup_start = vstartup_start / 2;
+
+ // TODO: What if this min_vblank doesn't match the value in the dml_config_settings.cpp?
+ if (vstartup_start >= min_vblank) {
+ dml_print("WARNING: DML_DLG: %s: vblank_start=%d vblank_end=%d\n",
+ __func__,
+ vblank_start,
+ vblank_end);
+ dml_print("WARNING: DML_DLG: %s: vstartup_start=%d should be less than min_vblank=%d\n",
+ __func__,
+ vstartup_start,
+ min_vblank);
+ min_vblank = vstartup_start + 1;
+ dml_print("WARNING: DML_DLG: %s: vstartup_start=%d should be less than min_vblank=%d\n",
+ __func__,
+ vstartup_start,
+ min_vblank);
+ }
+
+ dst_x_after_scaler = get_dst_x_after_scaler(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+ dst_y_after_scaler = get_dst_y_after_scaler(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+ // do some adjustment on the dst_after scaler to account for odm combine mode
+ dml_print("DML_DLG: %s: input dst_x_after_scaler = %d\n",
+ __func__,
+ dst_x_after_scaler);
+ dml_print("DML_DLG: %s: input dst_y_after_scaler = %d\n",
+ __func__,
+ dst_y_after_scaler);
+
+ // need to figure out which side of odm combine we're in
+ if (dst->odm_combine) {
+ // figure out which pipes go together
+ bool visited[DC__NUM_PIPES__MAX] = { false };
+ unsigned int i, j, k;
+
+ for (k = 0; k < num_pipes; ++k) {
+ visited[k] = false;
+ pipe_index_in_combine[k] = 0;
+ }
+
+ for (i = 0; i < num_pipes; i++) {
+ if (e2e_pipe_param[i].pipe.src.is_hsplit && !visited[i]) {
+
+ unsigned int grp = e2e_pipe_param[i].pipe.src.hsplit_grp;
+ unsigned int grp_idx = 0;
+
+ for (j = i; j < num_pipes; j++) {
+ if (e2e_pipe_param[j].pipe.src.hsplit_grp == grp
+ && e2e_pipe_param[j].pipe.src.is_hsplit && !visited[j]) {
+ pipe_index_in_combine[j] = grp_idx;
+ dml_print("DML_DLG: %s: pipe[%d] is in grp %d idx %d\n", __func__, j, grp, grp_idx);
+ grp_idx++;
+ visited[j] = true;
+ }
+ }
+ }
+ }
+
+ }
+
+ if (dst->odm_combine == dm_odm_combine_mode_disabled) {
+ disp_dlg_regs->refcyc_h_blank_end = (unsigned int)((double) hblank_end * ref_freq_to_pix_freq);
+ } else {
+ unsigned int odm_combine_factor = (dst->odm_combine == dm_odm_combine_mode_2to1 ? 2 : 4); // TODO: We should really check that 4to1 is supported before setting it to 4
+ unsigned int odm_pipe_index = pipe_index_in_combine[pipe_idx];
+ disp_dlg_regs->refcyc_h_blank_end = (unsigned int)(((double) hblank_end + odm_pipe_index * (double) dst->hactive / odm_combine_factor) * ref_freq_to_pix_freq);
+ }
+ ASSERT(disp_dlg_regs->refcyc_h_blank_end < (unsigned int)dml_pow(2, 13));
+
+ dml_print("DML_DLG: %s: htotal = %d\n", __func__, htotal);
+ dml_print("DML_DLG: %s: pixel_rate_delay_subtotal = %d\n",
+ __func__,
+ pixel_rate_delay_subtotal);
+ dml_print("DML_DLG: %s: dst_x_after_scaler[%d] = %d\n",
+ __func__,
+ pipe_idx,
+ dst_x_after_scaler);
+ dml_print("DML_DLG: %s: dst_y_after_scaler[%d] = %d\n",
+ __func__,
+ pipe_idx,
+ dst_y_after_scaler);
+
+ // Lwait
+ // TODO: Should this be urgent_latency_pixel_mixed_with_vm_data_us?
+ line_wait = mode_lib->soc.urgent_latency_pixel_data_only_us;
+ if (cstate_en)
+ line_wait = dml_max(mode_lib->soc.sr_enter_plus_exit_time_us, line_wait);
+ if (pstate_en)
+ line_wait = dml_max(mode_lib->soc.dram_clock_change_latency_us
+ + mode_lib->soc.urgent_latency_pixel_data_only_us, // TODO: Should this be urgent_latency_pixel_mixed_with_vm_data_us?
+ line_wait);
+ line_wait = line_wait / line_time_in_us;
+
+ dst_y_prefetch = get_dst_y_prefetch(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+ dml_print("DML_DLG: %s: dst_y_prefetch (after rnd) = %3.2f\n", __func__, dst_y_prefetch);
+
+ dst_y_per_vm_vblank = get_dst_y_per_vm_vblank(mode_lib,
+ e2e_pipe_param,
+ num_pipes,
+ pipe_idx);
+ dst_y_per_row_vblank = get_dst_y_per_row_vblank(mode_lib,
+ e2e_pipe_param,
+ num_pipes,
+ pipe_idx);
+ dst_y_per_vm_flip = get_dst_y_per_vm_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+ dst_y_per_row_flip = get_dst_y_per_row_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+ max_dst_y_per_vm_vblank = 32.0; //U5.2
+ max_dst_y_per_row_vblank = 16.0; //U4.2
+
+ // magic!
+ if (htotal <= 75) {
+ min_vblank = 300;
+ max_dst_y_per_vm_vblank = 100.0;
+ max_dst_y_per_row_vblank = 100.0;
+ }
+
+ dml_print("DML_DLG: %s: dst_y_per_vm_flip = %3.2f\n", __func__, dst_y_per_vm_flip);
+ dml_print("DML_DLG: %s: dst_y_per_row_flip = %3.2f\n", __func__, dst_y_per_row_flip);
+ dml_print("DML_DLG: %s: dst_y_per_vm_vblank = %3.2f\n", __func__, dst_y_per_vm_vblank);
+ dml_print("DML_DLG: %s: dst_y_per_row_vblank = %3.2f\n", __func__, dst_y_per_row_vblank);
+
+ ASSERT(dst_y_per_vm_vblank < max_dst_y_per_vm_vblank);
+ ASSERT(dst_y_per_row_vblank < max_dst_y_per_row_vblank);
+
+ ASSERT(dst_y_prefetch > (dst_y_per_vm_vblank + dst_y_per_row_vblank));
+ lsw = dst_y_prefetch - (dst_y_per_vm_vblank + dst_y_per_row_vblank);
+
+ dml_print("DML_DLG: %s: lsw = %3.2f\n", __func__, lsw);
+
+ vratio_pre_l = get_vratio_prefetch_l(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+ vratio_pre_c = get_vratio_prefetch_c(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+ dml_print("DML_DLG: %s: vratio_pre_l=%3.2f\n", __func__, vratio_pre_l);
+ dml_print("DML_DLG: %s: vratio_pre_c=%3.2f\n", __func__, vratio_pre_c);
+
+ // Active
+ req_per_swath_ub_l = rq_dlg_param.rq_l.req_per_swath_ub;
+ req_per_swath_ub_c = rq_dlg_param.rq_c.req_per_swath_ub;
+ meta_row_height_l = rq_dlg_param.rq_l.meta_row_height;
+ meta_row_height_c = rq_dlg_param.rq_c.meta_row_height;
+ swath_width_pixels_ub_l = 0;
+ swath_width_pixels_ub_c = 0;
+ scaler_rec_in_width_l = 0;
+ scaler_rec_in_width_c = 0;
+ dpte_row_height_l = rq_dlg_param.rq_l.dpte_row_height;
+ dpte_row_height_c = rq_dlg_param.rq_c.dpte_row_height;
+
+ if (mode_422) {
+ swath_width_pixels_ub_l = swath_width_ub_l * 2; // *2 for 2 pixel per element
+ swath_width_pixels_ub_c = swath_width_ub_c * 2;
+ } else {
+ swath_width_pixels_ub_l = swath_width_ub_l * 1;
+ swath_width_pixels_ub_c = swath_width_ub_c * 1;
+ }
+
+ hscale_pixel_rate_l = 0.;
+ hscale_pixel_rate_c = 0.;
+ min_hratio_fact_l = 1.0;
+ min_hratio_fact_c = 1.0;
+
+ if (hratio_l <= 1)
+ min_hratio_fact_l = 2.0;
+ else if (htaps_l <= 6) {
+ if ((hratio_l * 2.0) > 4.0)
+ min_hratio_fact_l = 4.0;
+ else
+ min_hratio_fact_l = hratio_l * 2.0;
+ } else {
+ if (hratio_l > 4.0)
+ min_hratio_fact_l = 4.0;
+ else
+ min_hratio_fact_l = hratio_l;
+ }
+
+ hscale_pixel_rate_l = min_hratio_fact_l * dppclk_freq_in_mhz;
+
+ if (hratio_c <= 1)
+ min_hratio_fact_c = 2.0;
+ else if (htaps_c <= 6) {
+ if ((hratio_c * 2.0) > 4.0)
+ min_hratio_fact_c = 4.0;
+ else
+ min_hratio_fact_c = hratio_c * 2.0;
+ } else {
+ if (hratio_c > 4.0)
+ min_hratio_fact_c = 4.0;
+ else
+ min_hratio_fact_c = hratio_c;
+ }
+
+ hscale_pixel_rate_c = min_hratio_fact_c * dppclk_freq_in_mhz;
+
+ refcyc_per_line_delivery_pre_l = 0.;
+ refcyc_per_line_delivery_pre_c = 0.;
+ refcyc_per_line_delivery_l = 0.;
+ refcyc_per_line_delivery_c = 0.;
+
+ refcyc_per_req_delivery_pre_l = 0.;
+ refcyc_per_req_delivery_pre_c = 0.;
+ refcyc_per_req_delivery_l = 0.;
+ refcyc_per_req_delivery_c = 0.;
+
+ full_recout_width = 0;
+ // In ODM
+ if (src->is_hsplit) {
+ // This "hack" is only allowed (and valid) for MPC combine. In ODM
+ // combine, you MUST specify the full_recout_width...according to Oswin
+ if (dst->full_recout_width == 0 && !dst->odm_combine) {
+ dml_print("DML_DLG: %s: Warning: full_recout_width not set in hsplit mode\n",
+ __func__);
+ full_recout_width = dst->recout_width * 2; // assume half split for dcn1
+ } else
+ full_recout_width = dst->full_recout_width;
+ } else
+ full_recout_width = dst->recout_width;
+
+ // As of DCN2, mpc_combine and odm_combine are mutually exclusive
+ refcyc_per_line_delivery_pre_l = get_refcyc_per_delivery(mode_lib,
+ refclk_freq_in_mhz,
+ pclk_freq_in_mhz,
+ dst->odm_combine,
+ full_recout_width,
+ dst->hactive,
+ vratio_pre_l,
+ hscale_pixel_rate_l,
+ swath_width_pixels_ub_l,
+ 1); // per line
+
+ refcyc_per_line_delivery_l = get_refcyc_per_delivery(mode_lib,
+ refclk_freq_in_mhz,
+ pclk_freq_in_mhz,
+ dst->odm_combine,
+ full_recout_width,
+ dst->hactive,
+ vratio_l,
+ hscale_pixel_rate_l,
+ swath_width_pixels_ub_l,
+ 1); // per line
+
+ dml_print("DML_DLG: %s: full_recout_width = %d\n",
+ __func__,
+ full_recout_width);
+ dml_print("DML_DLG: %s: hscale_pixel_rate_l = %3.2f\n",
+ __func__,
+ hscale_pixel_rate_l);
+ dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_l = %3.2f\n",
+ __func__,
+ refcyc_per_line_delivery_pre_l);
+ dml_print("DML_DLG: %s: refcyc_per_line_delivery_l = %3.2f\n",
+ __func__,
+ refcyc_per_line_delivery_l);
+
+ if (dual_plane) {
+ refcyc_per_line_delivery_pre_c = get_refcyc_per_delivery(mode_lib,
+ refclk_freq_in_mhz,
+ pclk_freq_in_mhz,
+ dst->odm_combine,
+ full_recout_width,
+ dst->hactive,
+ vratio_pre_c,
+ hscale_pixel_rate_c,
+ swath_width_pixels_ub_c,
+ 1); // per line
+
+ refcyc_per_line_delivery_c = get_refcyc_per_delivery(mode_lib,
+ refclk_freq_in_mhz,
+ pclk_freq_in_mhz,
+ dst->odm_combine,
+ full_recout_width,
+ dst->hactive,
+ vratio_c,
+ hscale_pixel_rate_c,
+ swath_width_pixels_ub_c,
+ 1); // per line
+
+ dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_c = %3.2f\n",
+ __func__,
+ refcyc_per_line_delivery_pre_c);
+ dml_print("DML_DLG: %s: refcyc_per_line_delivery_c = %3.2f\n",
+ __func__,
+ refcyc_per_line_delivery_c);
+ }
+
+ // smehta: this is a hack added until we get the real dml, sorry, need to make progress
+ if (src->dynamic_metadata_enable && src->gpuvm) {
+ unsigned int levels = mode_lib->ip.gpuvm_max_page_table_levels;
+ double ref_cycles;
+
+ if (src->hostvm)
+ levels = levels * (mode_lib->ip.hostvm_max_page_table_levels+1);
+
+ ref_cycles = (levels * mode_lib->soc.urgent_latency_vm_data_only_us) * refclk_freq_in_mhz;
+ dml_print("BENyamin: dst_y_prefetch = %f %d %f %f \n",
+ ref_cycles, levels, mode_lib->soc.urgent_latency_vm_data_only_us, refclk_freq_in_mhz);
+ disp_dlg_regs->refcyc_per_vm_dmdata = (unsigned int) ref_cycles;
+ }
+ dml_print("BENyamin: dmdta_en vm = %d %d \n",
+ src->dynamic_metadata_enable, src->vm);
+ // TTU - Luma / Chroma
+ if (access_dir) { // vertical access
+ scaler_rec_in_width_l = vp_height_l;
+ scaler_rec_in_width_c = vp_height_c;
+ } else {
+ scaler_rec_in_width_l = vp_width_l;
+ scaler_rec_in_width_c = vp_width_c;
+ }
+
+ refcyc_per_req_delivery_pre_l = get_refcyc_per_delivery(mode_lib,
+ refclk_freq_in_mhz,
+ pclk_freq_in_mhz,
+ dst->odm_combine,
+ full_recout_width,
+ dst->hactive,
+ vratio_pre_l,
+ hscale_pixel_rate_l,
+ scaler_rec_in_width_l,
+ req_per_swath_ub_l); // per req
+ refcyc_per_req_delivery_l = get_refcyc_per_delivery(mode_lib,
+ refclk_freq_in_mhz,
+ pclk_freq_in_mhz,
+ dst->odm_combine,
+ full_recout_width,
+ dst->hactive,
+ vratio_l,
+ hscale_pixel_rate_l,
+ scaler_rec_in_width_l,
+ req_per_swath_ub_l); // per req
+
+ dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_l = %3.2f\n",
+ __func__,
+ refcyc_per_req_delivery_pre_l);
+ dml_print("DML_DLG: %s: refcyc_per_req_delivery_l = %3.2f\n",
+ __func__,
+ refcyc_per_req_delivery_l);
+
+ ASSERT(refcyc_per_req_delivery_pre_l < dml_pow(2, 13));
+ ASSERT(refcyc_per_req_delivery_l < dml_pow(2, 13));
+
+ if (dual_plane) {
+ refcyc_per_req_delivery_pre_c = get_refcyc_per_delivery(mode_lib,
+ refclk_freq_in_mhz,
+ pclk_freq_in_mhz,
+ dst->odm_combine,
+ full_recout_width,
+ dst->hactive,
+ vratio_pre_c,
+ hscale_pixel_rate_c,
+ scaler_rec_in_width_c,
+ req_per_swath_ub_c); // per req
+ refcyc_per_req_delivery_c = get_refcyc_per_delivery(mode_lib,
+ refclk_freq_in_mhz,
+ pclk_freq_in_mhz,
+ dst->odm_combine,
+ full_recout_width,
+ dst->hactive,
+ vratio_c,
+ hscale_pixel_rate_c,
+ scaler_rec_in_width_c,
+ req_per_swath_ub_c); // per req
+
+ dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_c = %3.2f\n",
+ __func__,
+ refcyc_per_req_delivery_pre_c);
+ dml_print("DML_DLG: %s: refcyc_per_req_delivery_c = %3.2f\n",
+ __func__,
+ refcyc_per_req_delivery_c);
+
+ ASSERT(refcyc_per_req_delivery_pre_c < dml_pow(2, 13));
+ ASSERT(refcyc_per_req_delivery_c < dml_pow(2, 13));
+ }
+
+ // TTU - Cursor
+ refcyc_per_req_delivery_pre_cur0 = 0.0;
+ refcyc_per_req_delivery_cur0 = 0.0;
+ if (src->num_cursors > 0) {
+ calculate_ttu_cursor(mode_lib,
+ &refcyc_per_req_delivery_pre_cur0,
+ &refcyc_per_req_delivery_cur0,
+ refclk_freq_in_mhz,
+ ref_freq_to_pix_freq,
+ hscale_pixel_rate_l,
+ scl->hscl_ratio,
+ vratio_pre_l,
+ vratio_l,
+ src->cur0_src_width,
+ (enum cursor_bpp)(src->cur0_bpp));
+ }
+
+ refcyc_per_req_delivery_pre_cur1 = 0.0;
+ refcyc_per_req_delivery_cur1 = 0.0;
+ if (src->num_cursors > 1) {
+ calculate_ttu_cursor(mode_lib,
+ &refcyc_per_req_delivery_pre_cur1,
+ &refcyc_per_req_delivery_cur1,
+ refclk_freq_in_mhz,
+ ref_freq_to_pix_freq,
+ hscale_pixel_rate_l,
+ scl->hscl_ratio,
+ vratio_pre_l,
+ vratio_l,
+ src->cur1_src_width,
+ (enum cursor_bpp)(src->cur1_bpp));
+ }
+
+ // TTU - Misc
+ // all hard-coded
+
+ // Assignment to register structures
+ disp_dlg_regs->dst_y_after_scaler = dst_y_after_scaler; // in terms of line
+ ASSERT(disp_dlg_regs->dst_y_after_scaler < (unsigned int)8);
+ disp_dlg_regs->refcyc_x_after_scaler = dst_x_after_scaler * ref_freq_to_pix_freq; // in terms of refclk
+ ASSERT(disp_dlg_regs->refcyc_x_after_scaler < (unsigned int)dml_pow(2, 13));
+ disp_dlg_regs->dst_y_prefetch = (unsigned int)(dst_y_prefetch * dml_pow(2, 2));
+ disp_dlg_regs->dst_y_per_vm_vblank = (unsigned int)(dst_y_per_vm_vblank * dml_pow(2, 2));
+ disp_dlg_regs->dst_y_per_row_vblank = (unsigned int)(dst_y_per_row_vblank * dml_pow(2, 2));
+ disp_dlg_regs->dst_y_per_vm_flip = (unsigned int)(dst_y_per_vm_flip * dml_pow(2, 2));
+ disp_dlg_regs->dst_y_per_row_flip = (unsigned int)(dst_y_per_row_flip * dml_pow(2, 2));
+
+ disp_dlg_regs->vratio_prefetch = (unsigned int)(vratio_pre_l * dml_pow(2, 19));
+ disp_dlg_regs->vratio_prefetch_c = (unsigned int)(vratio_pre_c * dml_pow(2, 19));
+
+ dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_vm_vblank = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_vm_vblank);
+ dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_row_vblank = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_row_vblank);
+ dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_vm_flip = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_vm_flip);
+ dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_row_flip = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_row_flip);
+ disp_dlg_regs->refcyc_per_pte_group_vblank_l =
+ (unsigned int)(dst_y_per_row_vblank * (double)htotal
+ * ref_freq_to_pix_freq / (double)dpte_groups_per_row_ub_l);
+ ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_l < (unsigned int)dml_pow(2, 13));
+
+ if (dual_plane) {
+ disp_dlg_regs->refcyc_per_pte_group_vblank_c = (unsigned int)(dst_y_per_row_vblank
+ * (double)htotal * ref_freq_to_pix_freq
+ / (double)dpte_groups_per_row_ub_c);
+ ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_c
+ < (unsigned int)dml_pow(2, 13));
+ }
+
+ disp_dlg_regs->refcyc_per_meta_chunk_vblank_l =
+ (unsigned int)(dst_y_per_row_vblank * (double)htotal
+ * ref_freq_to_pix_freq / (double)meta_chunks_per_row_ub_l);
+ ASSERT(disp_dlg_regs->refcyc_per_meta_chunk_vblank_l < (unsigned int)dml_pow(2, 13));
+
+ disp_dlg_regs->refcyc_per_meta_chunk_vblank_c =
+ disp_dlg_regs->refcyc_per_meta_chunk_vblank_l; // dcc for 4:2:0 is not supported in dcn1.0. assigned to be the same as _l for now
+
+ disp_dlg_regs->refcyc_per_pte_group_flip_l = (unsigned int)(dst_y_per_row_flip * htotal
+ * ref_freq_to_pix_freq) / dpte_groups_per_row_ub_l;
+ disp_dlg_regs->refcyc_per_meta_chunk_flip_l = (unsigned int)(dst_y_per_row_flip * htotal
+ * ref_freq_to_pix_freq) / meta_chunks_per_row_ub_l;
+
+ if (dual_plane) {
+ disp_dlg_regs->refcyc_per_pte_group_flip_c = (unsigned int)(dst_y_per_row_flip
+ * htotal * ref_freq_to_pix_freq) / dpte_groups_per_row_ub_c;
+ disp_dlg_regs->refcyc_per_meta_chunk_flip_c = (unsigned int)(dst_y_per_row_flip
+ * htotal * ref_freq_to_pix_freq) / meta_chunks_per_row_ub_c;
+ }
+
+ disp_dlg_regs->refcyc_per_vm_group_vblank = get_refcyc_per_vm_group_vblank(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;
+ disp_dlg_regs->refcyc_per_vm_group_flip = get_refcyc_per_vm_group_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;
+ disp_dlg_regs->refcyc_per_vm_req_vblank = get_refcyc_per_vm_req_vblank(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz * dml_pow(2, 10);
+ disp_dlg_regs->refcyc_per_vm_req_flip = get_refcyc_per_vm_req_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz * dml_pow(2, 10);
+
+ // Clamp to max for now
+ if (disp_dlg_regs->refcyc_per_vm_group_vblank >= (unsigned int)dml_pow(2, 23))
+ disp_dlg_regs->refcyc_per_vm_group_vblank = dml_pow(2, 23) - 1;
+
+ if (disp_dlg_regs->refcyc_per_vm_group_flip >= (unsigned int)dml_pow(2, 23))
+ disp_dlg_regs->refcyc_per_vm_group_flip = dml_pow(2, 23) - 1;
+
+ if (disp_dlg_regs->refcyc_per_vm_req_vblank >= (unsigned int)dml_pow(2, 23))
+ disp_dlg_regs->refcyc_per_vm_req_vblank = dml_pow(2, 23) - 1;
+
+ if (disp_dlg_regs->refcyc_per_vm_req_flip >= (unsigned int)dml_pow(2, 23))
+ disp_dlg_regs->refcyc_per_vm_req_flip = dml_pow(2, 23) - 1;
+
+ disp_dlg_regs->dst_y_per_pte_row_nom_l = (unsigned int)((double)dpte_row_height_l
+ / (double)vratio_l * dml_pow(2, 2));
+ ASSERT(disp_dlg_regs->dst_y_per_pte_row_nom_l < (unsigned int)dml_pow(2, 17));
+
+ if (dual_plane) {
+ disp_dlg_regs->dst_y_per_pte_row_nom_c = (unsigned int)((double)dpte_row_height_c
+ / (double)vratio_c * dml_pow(2, 2));
+ if (disp_dlg_regs->dst_y_per_pte_row_nom_c >= (unsigned int)dml_pow(2, 17)) {
+ dml_print("DML_DLG: %s: Warning dst_y_per_pte_row_nom_c %u larger than supported by register format U15.2 %u\n",
+ __func__,
+ disp_dlg_regs->dst_y_per_pte_row_nom_c,
+ (unsigned int)dml_pow(2, 17) - 1);
+ }
+ }
+
+ disp_dlg_regs->dst_y_per_meta_row_nom_l = (unsigned int)((double)meta_row_height_l
+ / (double)vratio_l * dml_pow(2, 2));
+ ASSERT(disp_dlg_regs->dst_y_per_meta_row_nom_l < (unsigned int)dml_pow(2, 17));
+
+ disp_dlg_regs->dst_y_per_meta_row_nom_c = disp_dlg_regs->dst_y_per_meta_row_nom_l; // TODO: dcc for 4:2:0 is not supported in dcn1.0. assigned to be the same as _l for now
+
+ dml_print("DML: Trow: %fus\n", line_time_in_us * (double)dpte_row_height_l / (double)vratio_l);
+
+ disp_dlg_regs->refcyc_per_pte_group_nom_l = (unsigned int)((double)dpte_row_height_l
+ / (double)vratio_l * (double)htotal * ref_freq_to_pix_freq
+ / (double)dpte_groups_per_row_ub_l);
+ if (disp_dlg_regs->refcyc_per_pte_group_nom_l >= (unsigned int)dml_pow(2, 23))
+ disp_dlg_regs->refcyc_per_pte_group_nom_l = dml_pow(2, 23) - 1;
+ disp_dlg_regs->refcyc_per_meta_chunk_nom_l = (unsigned int)((double)meta_row_height_l
+ / (double)vratio_l * (double)htotal * ref_freq_to_pix_freq
+ / (double)meta_chunks_per_row_ub_l);
+ if (disp_dlg_regs->refcyc_per_meta_chunk_nom_l >= (unsigned int)dml_pow(2, 23))
+ disp_dlg_regs->refcyc_per_meta_chunk_nom_l = dml_pow(2, 23) - 1;
+
+ if (dual_plane) {
+ disp_dlg_regs->refcyc_per_pte_group_nom_c =
+ (unsigned int)((double)dpte_row_height_c / (double)vratio_c
+ * (double)htotal * ref_freq_to_pix_freq
+ / (double)dpte_groups_per_row_ub_c);
+ if (disp_dlg_regs->refcyc_per_pte_group_nom_c >= (unsigned int)dml_pow(2, 23))
+ disp_dlg_regs->refcyc_per_pte_group_nom_c = dml_pow(2, 23) - 1;
+
+ // TODO: Is this the right calculation? Does htotal need to be halved?
+ disp_dlg_regs->refcyc_per_meta_chunk_nom_c =
+ (unsigned int)((double)meta_row_height_c / (double)vratio_c
+ * (double)htotal * ref_freq_to_pix_freq
+ / (double)meta_chunks_per_row_ub_c);
+ if (disp_dlg_regs->refcyc_per_meta_chunk_nom_c >= (unsigned int)dml_pow(2, 23))
+ disp_dlg_regs->refcyc_per_meta_chunk_nom_c = dml_pow(2, 23) - 1;
+ }
+
+ disp_dlg_regs->refcyc_per_line_delivery_pre_l = (unsigned int)dml_floor(refcyc_per_line_delivery_pre_l,
+ 1);
+ disp_dlg_regs->refcyc_per_line_delivery_l = (unsigned int)dml_floor(refcyc_per_line_delivery_l,
+ 1);
+ ASSERT(disp_dlg_regs->refcyc_per_line_delivery_pre_l < (unsigned int)dml_pow(2, 13));
+ ASSERT(disp_dlg_regs->refcyc_per_line_delivery_l < (unsigned int)dml_pow(2, 13));
+
+ disp_dlg_regs->refcyc_per_line_delivery_pre_c = (unsigned int)dml_floor(refcyc_per_line_delivery_pre_c,
+ 1);
+ disp_dlg_regs->refcyc_per_line_delivery_c = (unsigned int)dml_floor(refcyc_per_line_delivery_c,
+ 1);
+ ASSERT(disp_dlg_regs->refcyc_per_line_delivery_pre_c < (unsigned int)dml_pow(2, 13));
+ ASSERT(disp_dlg_regs->refcyc_per_line_delivery_c < (unsigned int)dml_pow(2, 13));
+
+ disp_dlg_regs->chunk_hdl_adjust_cur0 = 3;
+ disp_dlg_regs->dst_y_offset_cur0 = 0;
+ disp_dlg_regs->chunk_hdl_adjust_cur1 = 3;
+ disp_dlg_regs->dst_y_offset_cur1 = 0;
+
+ disp_dlg_regs->dst_y_delta_drq_limit = 0x7fff; // off
+
+ disp_ttu_regs->refcyc_per_req_delivery_pre_l = (unsigned int)(refcyc_per_req_delivery_pre_l
+ * dml_pow(2, 10));
+ disp_ttu_regs->refcyc_per_req_delivery_l = (unsigned int)(refcyc_per_req_delivery_l
+ * dml_pow(2, 10));
+ disp_ttu_regs->refcyc_per_req_delivery_pre_c = (unsigned int)(refcyc_per_req_delivery_pre_c
+ * dml_pow(2, 10));
+ disp_ttu_regs->refcyc_per_req_delivery_c = (unsigned int)(refcyc_per_req_delivery_c
+ * dml_pow(2, 10));
+ disp_ttu_regs->refcyc_per_req_delivery_pre_cur0 =
+ (unsigned int)(refcyc_per_req_delivery_pre_cur0 * dml_pow(2, 10));
+ disp_ttu_regs->refcyc_per_req_delivery_cur0 = (unsigned int)(refcyc_per_req_delivery_cur0
+ * dml_pow(2, 10));
+ disp_ttu_regs->refcyc_per_req_delivery_pre_cur1 =
+ (unsigned int)(refcyc_per_req_delivery_pre_cur1 * dml_pow(2, 10));
+ disp_ttu_regs->refcyc_per_req_delivery_cur1 = (unsigned int)(refcyc_per_req_delivery_cur1
+ * dml_pow(2, 10));
+ disp_ttu_regs->qos_level_low_wm = 0;
+ ASSERT(disp_ttu_regs->qos_level_low_wm < dml_pow(2, 14));
+ disp_ttu_regs->qos_level_high_wm = (unsigned int)(4.0 * (double)htotal
+ * ref_freq_to_pix_freq);
+ ASSERT(disp_ttu_regs->qos_level_high_wm < dml_pow(2, 14));
+
+ disp_ttu_regs->qos_level_flip = 14;
+ disp_ttu_regs->qos_level_fixed_l = 8;
+ disp_ttu_regs->qos_level_fixed_c = 8;
+ disp_ttu_regs->qos_level_fixed_cur0 = 8;
+ disp_ttu_regs->qos_ramp_disable_l = 0;
+ disp_ttu_regs->qos_ramp_disable_c = 0;
+ disp_ttu_regs->qos_ramp_disable_cur0 = 0;
+
+ disp_ttu_regs->min_ttu_vblank = min_ttu_vblank * refclk_freq_in_mhz;
+ ASSERT(disp_ttu_regs->min_ttu_vblank < dml_pow(2, 24));
+
+ print__ttu_regs_st(mode_lib, *disp_ttu_regs);
+ print__dlg_regs_st(mode_lib, *disp_dlg_regs);
+}
+
+void dml30_rq_dlg_get_dlg_reg(struct display_mode_lib *mode_lib,
+ display_dlg_regs_st *dlg_regs,
+ display_ttu_regs_st *ttu_regs,
+ display_e2e_pipe_params_st *e2e_pipe_param,
+ const unsigned int num_pipes,
+ const unsigned int pipe_idx,
+ const bool cstate_en,
+ const bool pstate_en,
+ const bool vm_en,
+ const bool ignore_viewport_pos,
+ const bool immediate_flip_support)
+{
+ display_rq_params_st rq_param = { 0 };
+ display_dlg_sys_params_st dlg_sys_param = { 0 };
+
+ // Get watermark and Tex.
+ dlg_sys_param.t_urg_wm_us = get_wm_urgent(mode_lib, e2e_pipe_param, num_pipes);
+ dlg_sys_param.deepsleep_dcfclk_mhz = get_clk_dcf_deepsleep(mode_lib,
+ e2e_pipe_param,
+ num_pipes);
+ dlg_sys_param.t_extra_us = get_urgent_extra_latency(mode_lib, e2e_pipe_param, num_pipes);
+ dlg_sys_param.mem_trip_us = get_wm_memory_trip(mode_lib, e2e_pipe_param, num_pipes);
+ dlg_sys_param.t_mclk_wm_us = get_wm_dram_clock_change(mode_lib, e2e_pipe_param, num_pipes);
+ dlg_sys_param.t_sr_wm_us = get_wm_stutter_enter_exit(mode_lib, e2e_pipe_param, num_pipes);
+ dlg_sys_param.total_flip_bw = get_total_immediate_flip_bw(mode_lib,
+ e2e_pipe_param,
+ num_pipes);
+ dlg_sys_param.total_flip_bytes = get_total_immediate_flip_bytes(mode_lib,
+ e2e_pipe_param,
+ num_pipes);
+ dlg_sys_param.t_srx_delay_us = mode_lib->ip.dcfclk_cstate_latency
+ / dlg_sys_param.deepsleep_dcfclk_mhz; // TODO: Deprecated
+
+ print__dlg_sys_params_st(mode_lib, dlg_sys_param);
+
+ // system parameter calculation done
+
+ dml_print("DML_DLG: Calculation for pipe[%d] start\n\n", pipe_idx);
+ dml_rq_dlg_get_rq_params(mode_lib, &rq_param, e2e_pipe_param[pipe_idx].pipe);
+ dml_rq_dlg_get_dlg_params(mode_lib,
+ e2e_pipe_param,
+ num_pipes,
+ pipe_idx,
+ dlg_regs,
+ ttu_regs,
+ rq_param.dlg,
+ dlg_sys_param,
+ cstate_en,
+ pstate_en,
+ vm_en,
+ ignore_viewport_pos,
+ immediate_flip_support);
+ dml_print("DML_DLG: Calculation for pipe[%d] end\n", pipe_idx);
+}
+
+#endif
projects / platform / kernel / linux-starfive.git / commitdiff