diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c | 6124 |
1 files changed, 6124 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c new file mode 100644 index 000000000000..ea661ee44674 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c @@ -0,0 +1,6124 @@ +/* + * Copyright 2017 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "display_mode_lib.h" +#include "display_mode_vba.h" + +#include "dml_inline_defs.h" + +static const unsigned int NumberOfStates = DC__VOLTAGE_STATES; + +static void fetch_socbb_params(struct display_mode_lib *mode_lib); +static void fetch_ip_params(struct display_mode_lib *mode_lib); +static void fetch_pipe_params(struct display_mode_lib *mode_lib); +static void recalculate_params( + struct display_mode_lib *mode_lib, + const display_e2e_pipe_params_st *pipes, + unsigned int num_pipes); +static void recalculate(struct display_mode_lib *mode_lib); +static double adjust_ReturnBW( + struct display_mode_lib *mode_lib, + double ReturnBW, + bool DCCEnabledAnyPlane, + double ReturnBandwidthToDCN); +static void ModeSupportAndSystemConfiguration(struct display_mode_lib *mode_lib); +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); +static unsigned int dscComputeDelay(enum output_format_class pixelFormat); +// Super monster function with some 45 argument +static bool CalculatePrefetchSchedule( + struct display_mode_lib *mode_lib, + double DPPCLK, + double DISPCLK, + double PixelClock, + double DCFClkDeepSleep, + unsigned int DSCDelay, + unsigned int DPPPerPlane, + bool ScalerEnabled, + unsigned int NumberOfCursors, + double DPPCLKDelaySubtotal, + double DPPCLKDelaySCL, + double DPPCLKDelaySCLLBOnly, + double DPPCLKDelayCNVCFormater, + double DPPCLKDelayCNVCCursor, + double DISPCLKDelaySubtotal, + unsigned int ScalerRecoutWidth, + enum output_format_class OutputFormat, + unsigned int VBlank, + unsigned int HTotal, + unsigned int MaxInterDCNTileRepeaters, + unsigned int VStartup, + unsigned int PageTableLevels, + bool VirtualMemoryEnable, + bool DynamicMetadataEnable, + unsigned int DynamicMetadataLinesBeforeActiveRequired, + unsigned int DynamicMetadataTransmittedBytes, + bool DCCEnable, + double UrgentLatency, + double UrgentExtraLatency, + double TCalc, + unsigned int PDEAndMetaPTEBytesFrame, + unsigned int MetaRowByte, + unsigned int PixelPTEBytesPerRow, + double PrefetchSourceLinesY, + unsigned int SwathWidthY, + double BytePerPixelDETY, + double VInitPreFillY, + unsigned int MaxNumSwathY, + double PrefetchSourceLinesC, + double BytePerPixelDETC, + double VInitPreFillC, + unsigned int MaxNumSwathC, + unsigned int SwathHeightY, + unsigned int SwathHeightC, + double TWait, + bool XFCEnabled, + double XFCRemoteSurfaceFlipDelay, + bool InterlaceEnable, + bool ProgressiveToInterlaceUnitInOPP, + double *DSTXAfterScaler, + double *DSTYAfterScaler, + double *DestinationLinesForPrefetch, + double *PrefetchBandwidth, + double *DestinationLinesToRequestVMInVBlank, + double *DestinationLinesToRequestRowInVBlank, + double *VRatioPrefetchY, + double *VRatioPrefetchC, + double *RequiredPrefetchPixDataBW, + unsigned int *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, + double *Tno_bw, + unsigned int *VUpdateOffsetPix, + unsigned int *VUpdateWidthPix, + unsigned int *VReadyOffsetPix); +static double RoundToDFSGranularityUp(double Clock, double VCOSpeed); +static double RoundToDFSGranularityDown(double Clock, double VCOSpeed); +static double CalculatePrefetchSourceLines( + struct display_mode_lib *mode_lib, + double VRatio, + double vtaps, + bool Interlace, + bool ProgressiveToInterlaceUnitInOPP, + unsigned int SwathHeight, + unsigned int ViewportYStart, + double *VInitPreFill, + unsigned int *MaxNumSwath); +static unsigned int CalculateVMAndRowBytes( + struct display_mode_lib *mode_lib, + bool DCCEnable, + unsigned int BlockHeight256Bytes, + unsigned int BlockWidth256Bytes, + enum source_format_class SourcePixelFormat, + unsigned int SurfaceTiling, + unsigned int BytePerPixel, + enum scan_direction_class ScanDirection, + unsigned int ViewportWidth, + unsigned int ViewportHeight, + unsigned int SwathWidthY, + bool VirtualMemoryEnable, + unsigned int VMMPageSize, + unsigned int PTEBufferSizeInRequests, + unsigned int PDEProcessingBufIn64KBReqs, + unsigned int Pitch, + unsigned int DCCMetaPitch, + unsigned int *MacroTileWidth, + unsigned int *MetaRowByte, + unsigned int *PixelPTEBytesPerRow, + bool *PTEBufferSizeNotExceeded, + unsigned int *dpte_row_height, + unsigned int *meta_row_height); +static double CalculateTWait( + unsigned int PrefetchMode, + double DRAMClockChangeLatency, + double UrgentLatency, + double SREnterPlusExitTime); +static double CalculateRemoteSurfaceFlipDelay( + struct display_mode_lib *mode_lib, + double VRatio, + double SwathWidth, + double Bpp, + double LineTime, + double XFCTSlvVupdateOffset, + double XFCTSlvVupdateWidth, + double XFCTSlvVreadyOffset, + double XFCXBUFLatencyTolerance, + double XFCFillBWOverhead, + double XFCSlvChunkSize, + double XFCBusTransportTime, + double TCalc, + double TWait, + double *SrcActiveDrainRate, + double *TInitXFill, + double *TslvChk); +static double CalculateWriteBackDISPCLK( + enum source_format_class WritebackPixelFormat, + double PixelClock, + double WritebackHRatio, + double WritebackVRatio, + unsigned int WritebackLumaHTaps, + unsigned int WritebackLumaVTaps, + unsigned int WritebackChromaHTaps, + unsigned int WritebackChromaVTaps, + double WritebackDestinationWidth, + unsigned int HTotal, + unsigned int WritebackChromaLineBufferWidth); +static void CalculateActiveRowBandwidth( + bool VirtualMemoryEnable, + enum source_format_class SourcePixelFormat, + double VRatio, + bool DCCEnable, + double LineTime, + unsigned int MetaRowByteLuma, + unsigned int MetaRowByteChroma, + unsigned int meta_row_height_luma, + unsigned int meta_row_height_chroma, + unsigned int PixelPTEBytesPerRowLuma, + unsigned int PixelPTEBytesPerRowChroma, + unsigned int dpte_row_height_luma, + unsigned int dpte_row_height_chroma, + double *meta_row_bw, + double *dpte_row_bw, + double *qual_row_bw); +static void CalculateFlipSchedule( + struct display_mode_lib *mode_lib, + double UrgentExtraLatency, + double UrgentLatency, + unsigned int MaxPageTableLevels, + bool VirtualMemoryEnable, + double BandwidthAvailableForImmediateFlip, + unsigned int TotImmediateFlipBytes, + enum source_format_class SourcePixelFormat, + unsigned int ImmediateFlipBytes, + double LineTime, + double Tno_bw, + double VRatio, + double PDEAndMetaPTEBytesFrame, + unsigned int MetaRowByte, + unsigned int PixelPTEBytesPerRow, + bool DCCEnable, + unsigned int dpte_row_height, + unsigned int meta_row_height, + double qual_row_bw, + double *DestinationLinesToRequestVMInImmediateFlip, + double *DestinationLinesToRequestRowInImmediateFlip, + double *final_flip_bw, + bool *ImmediateFlipSupportedForPipe); +static double CalculateWriteBackDelay( + enum source_format_class WritebackPixelFormat, + double WritebackHRatio, + double WritebackVRatio, + unsigned int WritebackLumaHTaps, + unsigned int WritebackLumaVTaps, + unsigned int WritebackChromaHTaps, + unsigned int WritebackChromaVTaps, + unsigned int WritebackDestinationWidth); +static void PixelClockAdjustmentForProgressiveToInterlaceUnit(struct display_mode_lib *mode_lib); +static unsigned int CursorBppEnumToBits(enum cursor_bpp ebpp); +static void ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib); + +void set_prefetch_mode( + struct display_mode_lib *mode_lib, + bool cstate_en, + bool pstate_en, + bool ignore_viewport_pos, + bool immediate_flip_support) +{ + unsigned int prefetch_mode; + + if (cstate_en && pstate_en) + prefetch_mode = 0; + else if (cstate_en) + prefetch_mode = 1; + else + prefetch_mode = 2; + if (prefetch_mode != mode_lib->vba.PrefetchMode + || ignore_viewport_pos != mode_lib->vba.IgnoreViewportPositioning + || immediate_flip_support != mode_lib->vba.ImmediateFlipSupport) { + DTRACE( + " Prefetch mode has changed from %i to %i. Recalculating.", + prefetch_mode, + mode_lib->vba.PrefetchMode); + mode_lib->vba.PrefetchMode = prefetch_mode; + mode_lib->vba.IgnoreViewportPositioning = ignore_viewport_pos; + mode_lib->vba.ImmediateFlipSupport = immediate_flip_support; + recalculate(mode_lib); + } +} + +unsigned int dml_get_voltage_level( + struct display_mode_lib *mode_lib, + const display_e2e_pipe_params_st *pipes, + unsigned int num_pipes) +{ + bool need_recalculate = memcmp(&mode_lib->soc, &mode_lib->vba.soc, sizeof(mode_lib->vba.soc)) != 0 + || memcmp(&mode_lib->ip, &mode_lib->vba.ip, sizeof(mode_lib->vba.ip)) != 0 + || num_pipes != mode_lib->vba.cache_num_pipes + || memcmp(pipes, mode_lib->vba.cache_pipes, + sizeof(display_e2e_pipe_params_st) * num_pipes) != 0; + + mode_lib->vba.soc = mode_lib->soc; + mode_lib->vba.ip = mode_lib->ip; + memcpy(mode_lib->vba.cache_pipes, pipes, sizeof(*pipes) * num_pipes); + mode_lib->vba.cache_num_pipes = num_pipes; + + if (need_recalculate && pipes[0].clks_cfg.dppclk_mhz != 0) + recalculate(mode_lib); + else { + fetch_socbb_params(mode_lib); + fetch_ip_params(mode_lib); + fetch_pipe_params(mode_lib); + } + ModeSupportAndSystemConfigurationFull(mode_lib); + + return mode_lib->vba.VoltageLevel; +} + +#define dml_get_attr_func(attr, var) double get_##attr(struct display_mode_lib *mode_lib, const display_e2e_pipe_params_st *pipes, unsigned int num_pipes) \ +{ \ + recalculate_params(mode_lib, pipes, num_pipes); \ + return var; \ +} + +dml_get_attr_func(clk_dcf_deepsleep, mode_lib->vba.DCFClkDeepSleep); +dml_get_attr_func(wm_urgent, mode_lib->vba.UrgentWatermark); +dml_get_attr_func(wm_memory_trip, mode_lib->vba.MemoryTripWatermark); +dml_get_attr_func(wm_writeback_urgent, mode_lib->vba.WritebackUrgentWatermark); +dml_get_attr_func(wm_stutter_exit, mode_lib->vba.StutterExitWatermark); +dml_get_attr_func(wm_stutter_enter_exit, mode_lib->vba.StutterEnterPlusExitWatermark); +dml_get_attr_func(wm_dram_clock_change, mode_lib->vba.DRAMClockChangeWatermark); +dml_get_attr_func(wm_writeback_dram_clock_change, mode_lib->vba.WritebackDRAMClockChangeWatermark); +dml_get_attr_func(wm_xfc_underflow, mode_lib->vba.UrgentWatermark); // xfc_underflow maps to urgent +dml_get_attr_func(stutter_efficiency, mode_lib->vba.StutterEfficiency); +dml_get_attr_func(stutter_efficiency_no_vblank, mode_lib->vba.StutterEfficiencyNotIncludingVBlank); +dml_get_attr_func(urgent_latency, mode_lib->vba.MinUrgentLatencySupportUs); +dml_get_attr_func(urgent_extra_latency, mode_lib->vba.UrgentExtraLatency); +dml_get_attr_func(nonurgent_latency, mode_lib->vba.NonUrgentLatencyTolerance); +dml_get_attr_func( + dram_clock_change_latency, + mode_lib->vba.MinActiveDRAMClockChangeLatencySupported); +dml_get_attr_func(dispclk_calculated, mode_lib->vba.DISPCLK_calculated); +dml_get_attr_func(total_data_read_bw, mode_lib->vba.TotalDataReadBandwidth); +dml_get_attr_func(return_bw, mode_lib->vba.ReturnBW); +dml_get_attr_func(tcalc, mode_lib->vba.TCalc); + +#define dml_get_pipe_attr_func(attr, var) double get_##attr(struct display_mode_lib *mode_lib, const display_e2e_pipe_params_st *pipes, unsigned int num_pipes, unsigned int which_pipe) \ +{\ + unsigned int which_plane; \ + recalculate_params(mode_lib, pipes, num_pipes); \ + which_plane = mode_lib->vba.pipe_plane[which_pipe]; \ + return var[which_plane]; \ +} + +dml_get_pipe_attr_func(dsc_delay, mode_lib->vba.DSCDelay); +dml_get_pipe_attr_func(dppclk_calculated, mode_lib->vba.DPPCLK_calculated); +dml_get_pipe_attr_func(dscclk_calculated, mode_lib->vba.DSCCLK_calculated); +dml_get_pipe_attr_func(min_ttu_vblank, mode_lib->vba.MinTTUVBlank); +dml_get_pipe_attr_func(vratio_prefetch_l, mode_lib->vba.VRatioPrefetchY); +dml_get_pipe_attr_func(vratio_prefetch_c, mode_lib->vba.VRatioPrefetchC); +dml_get_pipe_attr_func(dst_x_after_scaler, mode_lib->vba.DSTXAfterScaler); +dml_get_pipe_attr_func(dst_y_after_scaler, mode_lib->vba.DSTYAfterScaler); +dml_get_pipe_attr_func(dst_y_per_vm_vblank, mode_lib->vba.DestinationLinesToRequestVMInVBlank); +dml_get_pipe_attr_func(dst_y_per_row_vblank, mode_lib->vba.DestinationLinesToRequestRowInVBlank); +dml_get_pipe_attr_func(dst_y_prefetch, mode_lib->vba.DestinationLinesForPrefetch); +dml_get_pipe_attr_func(dst_y_per_vm_flip, mode_lib->vba.DestinationLinesToRequestVMInImmediateFlip); +dml_get_pipe_attr_func( + dst_y_per_row_flip, + mode_lib->vba.DestinationLinesToRequestRowInImmediateFlip); + +dml_get_pipe_attr_func(xfc_transfer_delay, mode_lib->vba.XFCTransferDelay); +dml_get_pipe_attr_func(xfc_precharge_delay, mode_lib->vba.XFCPrechargeDelay); +dml_get_pipe_attr_func(xfc_remote_surface_flip_latency, mode_lib->vba.XFCRemoteSurfaceFlipLatency); +dml_get_pipe_attr_func(xfc_prefetch_margin, mode_lib->vba.XFCPrefetchMargin); + +unsigned int get_vstartup_calculated( + struct display_mode_lib *mode_lib, + const display_e2e_pipe_params_st *pipes, + unsigned int num_pipes, + unsigned int which_pipe) +{ + unsigned int which_plane; + + recalculate_params(mode_lib, pipes, num_pipes); + which_plane = mode_lib->vba.pipe_plane[which_pipe]; + return mode_lib->vba.VStartup[which_plane]; +} + +double get_total_immediate_flip_bytes( + struct display_mode_lib *mode_lib, + const display_e2e_pipe_params_st *pipes, + unsigned int num_pipes) +{ + recalculate_params(mode_lib, pipes, num_pipes); + return mode_lib->vba.TotImmediateFlipBytes; +} + +double get_total_immediate_flip_bw( + struct display_mode_lib *mode_lib, + const display_e2e_pipe_params_st *pipes, + unsigned int num_pipes) +{ + recalculate_params(mode_lib, pipes, num_pipes); + return mode_lib->vba.ImmediateFlipBW; +} + +double get_total_prefetch_bw( + struct display_mode_lib *mode_lib, + const display_e2e_pipe_params_st *pipes, + unsigned int num_pipes) +{ + unsigned int k; + double total_prefetch_bw = 0.0; + + recalculate_params(mode_lib, pipes, num_pipes); + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) + total_prefetch_bw += mode_lib->vba.PrefetchBandwidth[k]; + return total_prefetch_bw; +} + +static void fetch_socbb_params(struct display_mode_lib *mode_lib) +{ + soc_bounding_box_st *soc = &mode_lib->vba.soc; + unsigned int i; + + // SOC Bounding Box Parameters + mode_lib->vba.ReturnBusWidth = soc->return_bus_width_bytes; + mode_lib->vba.NumberOfChannels = soc->num_chans; + mode_lib->vba.PercentOfIdealDRAMAndFabricBWReceivedAfterUrgLatency = + soc->ideal_dram_bw_after_urgent_percent; // there's always that one bastard variable that's so long it throws everything out of alignment! + mode_lib->vba.UrgentLatency = soc->urgent_latency_us; + mode_lib->vba.RoundTripPingLatencyCycles = soc->round_trip_ping_latency_dcfclk_cycles; + mode_lib->vba.UrgentOutOfOrderReturnPerChannel = + soc->urgent_out_of_order_return_per_channel_bytes; + mode_lib->vba.WritebackLatency = soc->writeback_latency_us; + mode_lib->vba.SRExitTime = soc->sr_exit_time_us; + mode_lib->vba.SREnterPlusExitTime = soc->sr_enter_plus_exit_time_us; + mode_lib->vba.DRAMClockChangeLatency = soc->dram_clock_change_latency_us; + mode_lib->vba.Downspreading = soc->downspread_percent; + mode_lib->vba.DRAMChannelWidth = soc->dram_channel_width_bytes; // new! + mode_lib->vba.FabricDatapathToDCNDataReturn = soc->fabric_datapath_to_dcn_data_return_bytes; // new! + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading = soc->dcn_downspread_percent; // new + mode_lib->vba.DISPCLKDPPCLKVCOSpeed = soc->dispclk_dppclk_vco_speed_mhz; // new + mode_lib->vba.VMMPageSize = soc->vmm_page_size_bytes; + // Set the voltage scaling clocks as the defaults. Most of these will + // be set to different values by the test + for (i = 0; i < DC__VOLTAGE_STATES; i++) + if (soc->clock_limits[i].state == mode_lib->vba.VoltageLevel) + break; + + mode_lib->vba.DCFCLK = soc->clock_limits[i].dcfclk_mhz; + mode_lib->vba.SOCCLK = soc->clock_limits[i].socclk_mhz; + mode_lib->vba.DRAMSpeed = soc->clock_limits[i].dram_speed_mhz; + mode_lib->vba.FabricClock = soc->clock_limits[i].fabricclk_mhz; + + mode_lib->vba.XFCBusTransportTime = soc->xfc_bus_transport_time_us; + mode_lib->vba.XFCXBUFLatencyTolerance = soc->xfc_xbuf_latency_tolerance_us; + + mode_lib->vba.SupportGFX7CompatibleTilingIn32bppAnd64bpp = false; + mode_lib->vba.MaxHSCLRatio = 4; + mode_lib->vba.MaxVSCLRatio = 4; + mode_lib->vba.MaxNumWriteback = 0; /*TODO*/ + mode_lib->vba.WritebackLumaAndChromaScalingSupported = true; + mode_lib->vba.Cursor64BppSupport = true; + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.DCFCLKPerState[i] = soc->clock_limits[i].dcfclk_mhz; + mode_lib->vba.FabricClockPerState[i] = soc->clock_limits[i].fabricclk_mhz; + mode_lib->vba.SOCCLKPerState[i] = soc->clock_limits[i].socclk_mhz; + mode_lib->vba.PHYCLKPerState[i] = soc->clock_limits[i].phyclk_mhz; + mode_lib->vba.MaxDppclk[i] = soc->clock_limits[i].dppclk_mhz; + mode_lib->vba.MaxDSCCLK[i] = soc->clock_limits[i].dscclk_mhz; + mode_lib->vba.DRAMSpeedPerState[i] = soc->clock_limits[i].dram_speed_mhz; + mode_lib->vba.MaxDispclk[i] = soc->clock_limits[i].dispclk_mhz; + } +} + +static void fetch_ip_params(struct display_mode_lib *mode_lib) +{ + ip_params_st *ip = &mode_lib->vba.ip; + + // IP Parameters + mode_lib->vba.MaxNumDPP = ip->max_num_dpp; + mode_lib->vba.MaxNumOTG = ip->max_num_otg; + mode_lib->vba.CursorChunkSize = ip->cursor_chunk_size; + mode_lib->vba.CursorBufferSize = ip->cursor_buffer_size; + + mode_lib->vba.MaxDCHUBToPSCLThroughput = ip->max_dchub_pscl_bw_pix_per_clk; + mode_lib->vba.MaxPSCLToLBThroughput = ip->max_pscl_lb_bw_pix_per_clk; + mode_lib->vba.ROBBufferSizeInKByte = ip->rob_buffer_size_kbytes; + mode_lib->vba.DETBufferSizeInKByte = ip->det_buffer_size_kbytes; + mode_lib->vba.PixelChunkSizeInKByte = ip->pixel_chunk_size_kbytes; + mode_lib->vba.MetaChunkSize = ip->meta_chunk_size_kbytes; + mode_lib->vba.PTEChunkSize = ip->pte_chunk_size_kbytes; + mode_lib->vba.WritebackChunkSize = ip->writeback_chunk_size_kbytes; + mode_lib->vba.LineBufferSize = ip->line_buffer_size_bits; + mode_lib->vba.MaxLineBufferLines = ip->max_line_buffer_lines; + mode_lib->vba.PTEBufferSizeInRequests = ip->dpte_buffer_size_in_pte_reqs; + mode_lib->vba.DPPOutputBufferPixels = ip->dpp_output_buffer_pixels; + mode_lib->vba.OPPOutputBufferLines = ip->opp_output_buffer_lines; + mode_lib->vba.WritebackInterfaceLumaBufferSize = ip->writeback_luma_buffer_size_kbytes; + mode_lib->vba.WritebackInterfaceChromaBufferSize = ip->writeback_chroma_buffer_size_kbytes; + mode_lib->vba.WritebackChromaLineBufferWidth = + ip->writeback_chroma_line_buffer_width_pixels; + mode_lib->vba.MaxPageTableLevels = ip->max_page_table_levels; + mode_lib->vba.MaxInterDCNTileRepeaters = ip->max_inter_dcn_tile_repeaters; + mode_lib->vba.NumberOfDSC = ip->num_dsc; + mode_lib->vba.ODMCapability = ip->odm_capable; + mode_lib->vba.DISPCLKRampingMargin = ip->dispclk_ramp_margin_percent; + + mode_lib->vba.XFCSupported = ip->xfc_supported; + mode_lib->vba.XFCFillBWOverhead = ip->xfc_fill_bw_overhead_percent; + mode_lib->vba.XFCFillConstant = ip->xfc_fill_constant_bytes; + mode_lib->vba.DPPCLKDelaySubtotal = ip->dppclk_delay_subtotal; + mode_lib->vba.DPPCLKDelaySCL = ip->dppclk_delay_scl; + mode_lib->vba.DPPCLKDelaySCLLBOnly = ip->dppclk_delay_scl_lb_only; + mode_lib->vba.DPPCLKDelayCNVCFormater = ip->dppclk_delay_cnvc_formatter; + mode_lib->vba.DPPCLKDelayCNVCCursor = ip->dppclk_delay_cnvc_cursor; + mode_lib->vba.DISPCLKDelaySubtotal = ip->dispclk_delay_subtotal; + + mode_lib->vba.ProgressiveToInterlaceUnitInOPP = ip->ptoi_supported; + + mode_lib->vba.PDEProcessingBufIn64KBReqs = ip->pde_proc_buffer_size_64k_reqs; +} + +static void fetch_pipe_params(struct display_mode_lib *mode_lib) +{ + display_e2e_pipe_params_st *pipes = mode_lib->vba.cache_pipes; + ip_params_st *ip = &mode_lib->vba.ip; + + unsigned int OTGInstPlane[DC__NUM_DPP__MAX]; + unsigned int j, k; + bool PlaneVisited[DC__NUM_DPP__MAX]; + bool visited[DC__NUM_DPP__MAX]; + + // Convert Pipes to Planes + for (k = 0; k < mode_lib->vba.cache_num_pipes; ++k) + visited[k] = false; + + mode_lib->vba.NumberOfActivePlanes = 0; + for (j = 0; j < mode_lib->vba.cache_num_pipes; ++j) { + display_pipe_source_params_st *src = &pipes[j].pipe.src; + display_pipe_dest_params_st *dst = &pipes[j].pipe.dest; + scaler_ratio_depth_st *scl = &pipes[j].pipe.scale_ratio_depth; + scaler_taps_st *taps = &pipes[j].pipe.scale_taps; + display_output_params_st *dout = &pipes[j].dout; + display_clocks_and_cfg_st *clks = &pipes[j].clks_cfg; + + if (visited[j]) + continue; + visited[j] = true; + + mode_lib->vba.pipe_plane[j] = mode_lib->vba.NumberOfActivePlanes; + + mode_lib->vba.DPPPerPlane[mode_lib->vba.NumberOfActivePlanes] = 1; + mode_lib->vba.SourceScan[mode_lib->vba.NumberOfActivePlanes] = + (enum scan_direction_class) (src->source_scan); + mode_lib->vba.ViewportWidth[mode_lib->vba.NumberOfActivePlanes] = + src->viewport_width; + mode_lib->vba.ViewportHeight[mode_lib->vba.NumberOfActivePlanes] = + src->viewport_height; + mode_lib->vba.ViewportYStartY[mode_lib->vba.NumberOfActivePlanes] = + src->viewport_y_y; + mode_lib->vba.ViewportYStartC[mode_lib->vba.NumberOfActivePlanes] = + src->viewport_y_c; + mode_lib->vba.PitchY[mode_lib->vba.NumberOfActivePlanes] = src->data_pitch; + mode_lib->vba.PitchC[mode_lib->vba.NumberOfActivePlanes] = src->data_pitch_c; + mode_lib->vba.DCCMetaPitchY[mode_lib->vba.NumberOfActivePlanes] = src->meta_pitch; + mode_lib->vba.HRatio[mode_lib->vba.NumberOfActivePlanes] = scl->hscl_ratio; + mode_lib->vba.VRatio[mode_lib->vba.NumberOfActivePlanes] = scl->vscl_ratio; + mode_lib->vba.ScalerEnabled[mode_lib->vba.NumberOfActivePlanes] = scl->scl_enable; + mode_lib->vba.Interlace[mode_lib->vba.NumberOfActivePlanes] = dst->interlaced; + if (mode_lib->vba.Interlace[mode_lib->vba.NumberOfActivePlanes]) + mode_lib->vba.VRatio[mode_lib->vba.NumberOfActivePlanes] *= 2.0; + mode_lib->vba.htaps[mode_lib->vba.NumberOfActivePlanes] = taps->htaps; + mode_lib->vba.vtaps[mode_lib->vba.NumberOfActivePlanes] = taps->vtaps; + mode_lib->vba.HTAPsChroma[mode_lib->vba.NumberOfActivePlanes] = taps->htaps_c; + mode_lib->vba.VTAPsChroma[mode_lib->vba.NumberOfActivePlanes] = taps->vtaps_c; + mode_lib->vba.HTotal[mode_lib->vba.NumberOfActivePlanes] = dst->htotal; + mode_lib->vba.VTotal[mode_lib->vba.NumberOfActivePlanes] = dst->vtotal; + mode_lib->vba.DCCEnable[mode_lib->vba.NumberOfActivePlanes] = + src->dcc_use_global ? + ip->dcc_supported : src->dcc && ip->dcc_supported; + mode_lib->vba.DCCRate[mode_lib->vba.NumberOfActivePlanes] = src->dcc_rate; + mode_lib->vba.SourcePixelFormat[mode_lib->vba.NumberOfActivePlanes] = + (enum source_format_class) (src->source_format); + mode_lib->vba.HActive[mode_lib->vba.NumberOfActivePlanes] = dst->hactive; + mode_lib->vba.VActive[mode_lib->vba.NumberOfActivePlanes] = dst->vactive; + mode_lib->vba.SurfaceTiling[mode_lib->vba.NumberOfActivePlanes] = + (enum dm_swizzle_mode) (src->sw_mode); + mode_lib->vba.ScalerRecoutWidth[mode_lib->vba.NumberOfActivePlanes] = + dst->recout_width; // TODO: or should this be full_recout_width???...maybe only when in hsplit mode? + mode_lib->vba.ODMCombineEnabled[mode_lib->vba.NumberOfActivePlanes] = + dst->odm_combine; + mode_lib->vba.OutputFormat[mode_lib->vba.NumberOfActivePlanes] = + (enum output_format_class) (dout->output_format); + mode_lib->vba.Output[mode_lib->vba.NumberOfActivePlanes] = + (enum output_encoder_class) (dout->output_type); + mode_lib->vba.OutputBpp[mode_lib->vba.NumberOfActivePlanes] = dout->output_bpp; + mode_lib->vba.OutputLinkDPLanes[mode_lib->vba.NumberOfActivePlanes] = + dout->dp_lanes; + mode_lib->vba.DSCEnabled[mode_lib->vba.NumberOfActivePlanes] = dout->dsc_enable; + mode_lib->vba.NumberOfDSCSlices[mode_lib->vba.NumberOfActivePlanes] = + dout->dsc_slices; + mode_lib->vba.DSCInputBitPerComponent[mode_lib->vba.NumberOfActivePlanes] = + dout->output_bpc == 0 ? 12 : dout->output_bpc; + mode_lib->vba.WritebackEnable[mode_lib->vba.NumberOfActivePlanes] = dout->wb_enable; + mode_lib->vba.WritebackSourceHeight[mode_lib->vba.NumberOfActivePlanes] = + dout->wb.wb_src_height; + mode_lib->vba.WritebackDestinationWidth[mode_lib->vba.NumberOfActivePlanes] = + dout->wb.wb_dst_width; + mode_lib->vba.WritebackDestinationHeight[mode_lib->vba.NumberOfActivePlanes] = + dout->wb.wb_dst_height; + mode_lib->vba.WritebackPixelFormat[mode_lib->vba.NumberOfActivePlanes] = + (enum source_format_class) (dout->wb.wb_pixel_format); + mode_lib->vba.WritebackLumaHTaps[mode_lib->vba.NumberOfActivePlanes] = + dout->wb.wb_htaps_luma; + mode_lib->vba.WritebackLumaVTaps[mode_lib->vba.NumberOfActivePlanes] = + dout->wb.wb_vtaps_luma; + mode_lib->vba.WritebackChromaHTaps[mode_lib->vba.NumberOfActivePlanes] = + dout->wb.wb_htaps_chroma; + mode_lib->vba.WritebackChromaVTaps[mode_lib->vba.NumberOfActivePlanes] = + dout->wb.wb_vtaps_chroma; + mode_lib->vba.WritebackHRatio[mode_lib->vba.NumberOfActivePlanes] = + dout->wb.wb_hratio; + mode_lib->vba.WritebackVRatio[mode_lib->vba.NumberOfActivePlanes] = + dout->wb.wb_vratio; + + mode_lib->vba.DynamicMetadataEnable[mode_lib->vba.NumberOfActivePlanes] = + src->dynamic_metadata_enable; + mode_lib->vba.DynamicMetadataLinesBeforeActiveRequired[mode_lib->vba.NumberOfActivePlanes] = + src->dynamic_metadata_lines_before_active; + mode_lib->vba.DynamicMetadataTransmittedBytes[mode_lib->vba.NumberOfActivePlanes] = + src->dynamic_metadata_xmit_bytes; + + mode_lib->vba.XFCEnabled[mode_lib->vba.NumberOfActivePlanes] = src->xfc_enable + && ip->xfc_supported; + mode_lib->vba.XFCSlvChunkSize = src->xfc_params.xfc_slv_chunk_size_bytes; + mode_lib->vba.XFCTSlvVupdateOffset = src->xfc_params.xfc_tslv_vupdate_offset_us; + mode_lib->vba.XFCTSlvVupdateWidth = src->xfc_params.xfc_tslv_vupdate_width_us; + mode_lib->vba.XFCTSlvVreadyOffset = src->xfc_params.xfc_tslv_vready_offset_us; + mode_lib->vba.PixelClock[mode_lib->vba.NumberOfActivePlanes] = dst->pixel_rate_mhz; + mode_lib->vba.DPPCLK[mode_lib->vba.NumberOfActivePlanes] = clks->dppclk_mhz; + if (ip->is_line_buffer_bpp_fixed) + mode_lib->vba.LBBitPerPixel[mode_lib->vba.NumberOfActivePlanes] = + ip->line_buffer_fixed_bpp; + else { + unsigned int lb_depth; + + switch (scl->lb_depth) { + case dm_lb_6: + lb_depth = 18; + break; + case dm_lb_8: + lb_depth = 24; + break; + case dm_lb_10: + lb_depth = 30; + break; + case dm_lb_12: + lb_depth = 36; + break; + case dm_lb_16: + lb_depth = 48; + break; + default: + lb_depth = 36; + } + mode_lib->vba.LBBitPerPixel[mode_lib->vba.NumberOfActivePlanes] = lb_depth; + } + mode_lib->vba.NumberOfCursors[mode_lib->vba.NumberOfActivePlanes] = 0; + // The DML spreadsheet assumes that the two cursors utilize the same amount of bandwidth. We'll + // calculate things a little more accurately + for (k = 0; k < DC__NUM_CURSOR__MAX; ++k) { + switch (k) { + case 0: + mode_lib->vba.CursorBPP[mode_lib->vba.NumberOfActivePlanes][0] = + CursorBppEnumToBits( + (enum cursor_bpp) (src->cur0_bpp)); + mode_lib->vba.CursorWidth[mode_lib->vba.NumberOfActivePlanes][0] = + src->cur0_src_width; + if (src->cur0_src_width > 0) + mode_lib->vba.NumberOfCursors[mode_lib->vba.NumberOfActivePlanes]++; + break; + case 1: + mode_lib->vba.CursorBPP[mode_lib->vba.NumberOfActivePlanes][1] = + CursorBppEnumToBits( + (enum cursor_bpp) (src->cur1_bpp)); + mode_lib->vba.CursorWidth[mode_lib->vba.NumberOfActivePlanes][1] = + src->cur1_src_width; + if (src->cur1_src_width > 0) + mode_lib->vba.NumberOfCursors[mode_lib->vba.NumberOfActivePlanes]++; + break; + default: + dml_print( + "ERROR: Number of cursors specified exceeds supported maximum\n") + ; + } + } + + OTGInstPlane[mode_lib->vba.NumberOfActivePlanes] = dst->otg_inst; + + if (dst->odm_combine && !src->is_hsplit) + dml_print( + "ERROR: ODM Combine is specified but is_hsplit has not be specified for pipe %i\n", + j); + + if (src->is_hsplit) { + for (k = j + 1; k < mode_lib->vba.cache_num_pipes; ++k) { + display_pipe_source_params_st *src_k = &pipes[k].pipe.src; + display_output_params_st *dout_k = &pipes[k].dout; + + if (src_k->is_hsplit && !visited[k] + && src->hsplit_grp == src_k->hsplit_grp) { + mode_lib->vba.pipe_plane[k] = + mode_lib->vba.NumberOfActivePlanes; + mode_lib->vba.DPPPerPlane[mode_lib->vba.NumberOfActivePlanes]++; + if (mode_lib->vba.SourceScan[mode_lib->vba.NumberOfActivePlanes] + == dm_horz) + mode_lib->vba.ViewportWidth[mode_lib->vba.NumberOfActivePlanes] += + src_k->viewport_width; + else + mode_lib->vba.ViewportHeight[mode_lib->vba.NumberOfActivePlanes] += + src_k->viewport_height; + + mode_lib->vba.NumberOfDSCSlices[mode_lib->vba.NumberOfActivePlanes] += + dout_k->dsc_slices; + visited[k] = true; + } + } + } + + mode_lib->vba.NumberOfActivePlanes++; + } + + // handle overlays through dml_ml->vba.BlendingAndTiming + // dml_ml->vba.BlendingAndTiming tells you which instance to look at to get timing, the so called 'master' + + for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) + PlaneVisited[j] = false; + + for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) { + for (k = j + 1; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (!PlaneVisited[k] && OTGInstPlane[j] == OTGInstPlane[k]) { + // doesn't matter, so choose the smaller one + mode_lib->vba.BlendingAndTiming[j] = j; + PlaneVisited[j] = true; + mode_lib->vba.BlendingAndTiming[k] = j; + PlaneVisited[k] = true; + } + } + + if (!PlaneVisited[j]) { + mode_lib->vba.BlendingAndTiming[j] = j; + PlaneVisited[j] = true; + } + } + + // TODO: dml_ml->vba.ODMCombineEnabled => 2 * dml_ml->vba.DPPPerPlane...actually maybe not since all pipes are specified + // Do we want the dscclk to automatically be halved? Guess not since the value is specified + + mode_lib->vba.SynchronizedVBlank = pipes[0].pipe.dest.synchronized_vblank_all_planes; + for (k = 1; k < mode_lib->vba.cache_num_pipes; ++k) + ASSERT(mode_lib->vba.SynchronizedVBlank == pipes[k].pipe.dest.synchronized_vblank_all_planes); + + mode_lib->vba.VirtualMemoryEnable = false; + mode_lib->vba.OverridePageTableLevels = 0; + + for (k = 0; k < mode_lib->vba.cache_num_pipes; ++k) { + mode_lib->vba.VirtualMemoryEnable = mode_lib->vba.VirtualMemoryEnable + || !!pipes[k].pipe.src.vm; + mode_lib->vba.OverridePageTableLevels = + (pipes[k].pipe.src.vm_levels_force_en + && mode_lib->vba.OverridePageTableLevels + < pipes[k].pipe.src.vm_levels_force) ? + pipes[k].pipe.src.vm_levels_force : + mode_lib->vba.OverridePageTableLevels; + } + + if (mode_lib->vba.OverridePageTableLevels) + mode_lib->vba.MaxPageTableLevels = mode_lib->vba.OverridePageTableLevels; + + mode_lib->vba.VirtualMemoryEnable = mode_lib->vba.VirtualMemoryEnable && !!ip->pte_enable; + + mode_lib->vba.FabricAndDRAMBandwidth = dml_min( + mode_lib->vba.DRAMSpeed * mode_lib->vba.NumberOfChannels + * mode_lib->vba.DRAMChannelWidth, + mode_lib->vba.FabricClock * mode_lib->vba.FabricDatapathToDCNDataReturn) + / 1000.0; + + // TODO: Must be consistent across all pipes + // DCCProgrammingAssumesScanDirectionUnknown = src.dcc_scan_dir_unknown; +} + +static void recalculate(struct display_mode_lib *mode_lib) +{ + ModeSupportAndSystemConfiguration(mode_lib); + PixelClockAdjustmentForProgressiveToInterlaceUnit(mode_lib); + DisplayPipeConfiguration(mode_lib); + DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation(mode_lib); +} + +// in wm mode we pull the parameters needed from the display_e2e_pipe_params_st structs +// rather than working them out as in recalculate_ms +static void recalculate_params( + struct display_mode_lib *mode_lib, + const display_e2e_pipe_params_st *pipes, + unsigned int num_pipes) +{ + // This is only safe to use memcmp because there are non-POD types in struct display_mode_lib + if (memcmp(&mode_lib->soc, &mode_lib->vba.soc, sizeof(mode_lib->vba.soc)) != 0 + || memcmp(&mode_lib->ip, &mode_lib->vba.ip, sizeof(mode_lib->vba.ip)) != 0 + || num_pipes != mode_lib->vba.cache_num_pipes + || memcmp( + pipes, + mode_lib->vba.cache_pipes, + sizeof(display_e2e_pipe_params_st) * num_pipes) != 0) { + mode_lib->vba.soc = mode_lib->soc; + mode_lib->vba.ip = mode_lib->ip; + memcpy(mode_lib->vba.cache_pipes, pipes, sizeof(*pipes) * num_pipes); + mode_lib->vba.cache_num_pipes = num_pipes; + recalculate(mode_lib); + } +} + +static void ModeSupportAndSystemConfiguration(struct display_mode_lib *mode_lib) +{ + soc_bounding_box_st *soc = &mode_lib->vba.soc; + unsigned int i, k; + unsigned int total_pipes = 0; + + mode_lib->vba.VoltageLevel = mode_lib->vba.cache_pipes[0].clks_cfg.voltage; + for (i = 1; i < mode_lib->vba.cache_num_pipes; ++i) + ASSERT(mode_lib->vba.VoltageLevel == -1 || mode_lib->vba.VoltageLevel == mode_lib->vba.cache_pipes[i].clks_cfg.voltage); + + mode_lib->vba.DCFCLK = mode_lib->vba.cache_pipes[0].clks_cfg.dcfclk_mhz; + mode_lib->vba.SOCCLK = mode_lib->vba.cache_pipes[0].clks_cfg.socclk_mhz; + + if (mode_lib->vba.cache_pipes[0].clks_cfg.dispclk_mhz > 0.0) + mode_lib->vba.DISPCLK = mode_lib->vba.cache_pipes[0].clks_cfg.dispclk_mhz; + else + mode_lib->vba.DISPCLK = soc->clock_limits[mode_lib->vba.VoltageLevel].dispclk_mhz; + + fetch_socbb_params(mode_lib); + fetch_ip_params(mode_lib); + fetch_pipe_params(mode_lib); + + // Total Available Pipes Support Check + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) + total_pipes += mode_lib->vba.DPPPerPlane[k]; + ASSERT(total_pipes <= DC__NUM_DPP__MAX); +} + +static double adjust_ReturnBW( + struct display_mode_lib *mode_lib, + double ReturnBW, + bool DCCEnabledAnyPlane, + double ReturnBandwidthToDCN) +{ + double CriticalCompression; + + if (DCCEnabledAnyPlane + && ReturnBandwidthToDCN + > mode_lib->vba.DCFCLK * mode_lib->vba.ReturnBusWidth / 4.0) + ReturnBW = + dml_min( + ReturnBW, + ReturnBandwidthToDCN * 4 + * (1.0 + - mode_lib->vba.UrgentLatency + / ((mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024 + / ReturnBandwidthToDCN + - mode_lib->vba.DCFCLK + * mode_lib->vba.ReturnBusWidth + / 4) + + mode_lib->vba.UrgentLatency)); + + CriticalCompression = 2.0 * mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLK + * mode_lib->vba.UrgentLatency + / (ReturnBandwidthToDCN * mode_lib->vba.UrgentLatency + + (mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024); + + if (DCCEnabledAnyPlane && CriticalCompression > 1.0 && CriticalCompression < 4.0) + ReturnBW = + dml_min( + ReturnBW, + 4.0 * ReturnBandwidthToDCN + * (mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024 + * mode_lib->vba.ReturnBusWidth + * mode_lib->vba.DCFCLK + * mode_lib->vba.UrgentLatency + / dml_pow( + (ReturnBandwidthToDCN + * mode_lib->vba.UrgentLatency + + (mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024), + 2)); + + return ReturnBW; +} + +static unsigned int dscceComputeDelay( + unsigned int bpc, + double bpp, + unsigned int sliceWidth, + unsigned int numSlices, + enum output_format_class pixelFormat) +{ + // 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_n422 || pixelFormat == dm_420) + pixelsPerClock = 2; + // #all other modes operate at 1 pixel per clock + 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_s422) + s = 1; + else + s = 0; + + //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) +{ + 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 DPPCLK, + double DISPCLK, + double PixelClock, + double DCFClkDeepSleep, + unsigned int DSCDelay, + unsigned int DPPPerPlane, + bool ScalerEnabled, + unsigned int NumberOfCursors, + double DPPCLKDelaySubtotal, + double DPPCLKDelaySCL, + double DPPCLKDelaySCLLBOnly, + double DPPCLKDelayCNVCFormater, + double DPPCLKDelayCNVCCursor, + double DISPCLKDelaySubtotal, + unsigned int ScalerRecoutWidth, + enum output_format_class OutputFormat, + unsigned int VBlank, + unsigned int HTotal, + unsigned int MaxInterDCNTileRepeaters, + unsigned int VStartup, + unsigned int PageTableLevels, + bool VirtualMemoryEnable, + bool DynamicMetadataEnable, + unsigned int DynamicMetadataLinesBeforeActiveRequired, + unsigned int DynamicMetadataTransmittedBytes, + bool DCCEnable, + double UrgentLatency, + double UrgentExtraLatency, + double TCalc, + unsigned int PDEAndMetaPTEBytesFrame, + unsigned int MetaRowByte, + unsigned int PixelPTEBytesPerRow, + double PrefetchSourceLinesY, + unsigned int SwathWidthY, + double BytePerPixelDETY, + double VInitPreFillY, + unsigned int MaxNumSwathY, + double PrefetchSourceLinesC, + double BytePerPixelDETC, + double VInitPreFillC, + unsigned int MaxNumSwathC, + unsigned int SwathHeightY, + unsigned int SwathHeightC, + double TWait, + bool XFCEnabled, + double XFCRemoteSurfaceFlipDelay, + bool InterlaceEnable, + bool ProgressiveToInterlaceUnitInOPP, + double *DSTXAfterScaler, + double *DSTYAfterScaler, + double *DestinationLinesForPrefetch, + double *PrefetchBandwidth, + double *DestinationLinesToRequestVMInVBlank, + double *DestinationLinesToRequestRowInVBlank, + double *VRatioPrefetchY, + double *VRatioPrefetchC, + double *RequiredPrefetchPixDataBW, + unsigned int *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, + double *Tno_bw, + unsigned int *VUpdateOffsetPix, + unsigned int *VUpdateWidthPix, + unsigned int *VReadyOffsetPix) +{ + bool MyError = false; + unsigned int DPPCycles, DISPCLKCycles; + double DSTTotalPixelsAfterScaler, TotalRepeaterDelayTime; + double Tdm, LineTime, Tsetup; + double dst_y_prefetch_equ; + double Tsw_oto; + double prefetch_bw_oto; + double Tvm_oto; + double Tr0_oto; + double Tpre_oto; + double dst_y_prefetch_oto; + double TimeForFetchingMetaPTE = 0; + double TimeForFetchingRowInVBlank = 0; + double LinesToRequestPrefetchPixelData = 0; + + if (ScalerEnabled) + DPPCycles = DPPCLKDelaySubtotal + DPPCLKDelaySCL; + else + DPPCycles = DPPCLKDelaySubtotal + DPPCLKDelaySCLLBOnly; + + DPPCycles = DPPCycles + DPPCLKDelayCNVCFormater + NumberOfCursors * DPPCLKDelayCNVCCursor; + + DISPCLKCycles = DISPCLKDelaySubtotal; + + if (DPPCLK == 0.0 || DISPCLK == 0.0) + return true; + + *DSTXAfterScaler = DPPCycles * PixelClock / DPPCLK + DISPCLKCycles * PixelClock / DISPCLK + + DSCDelay; + + if (DPPPerPlane > 1) + *DSTXAfterScaler = *DSTXAfterScaler + ScalerRecoutWidth; + + if (OutputFormat == dm_420 || (InterlaceEnable && ProgressiveToInterlaceUnitInOPP)) + *DSTYAfterScaler = 1; + else + *DSTYAfterScaler = 0; + + DSTTotalPixelsAfterScaler = ((double) (*DSTYAfterScaler * HTotal)) + *DSTXAfterScaler; + *DSTYAfterScaler = dml_floor(DSTTotalPixelsAfterScaler / HTotal, 1); + *DSTXAfterScaler = DSTTotalPixelsAfterScaler - ((double) (*DSTYAfterScaler * HTotal)); + + *VUpdateOffsetPix = dml_ceil(HTotal / 4.0, 1); + TotalRepeaterDelayTime = MaxInterDCNTileRepeaters * (2.0 / DPPCLK + 3.0 / DISPCLK); + *VUpdateWidthPix = (14.0 / DCFClkDeepSleep + 12.0 / DPPCLK + TotalRepeaterDelayTime) + * PixelClock; + + *VReadyOffsetPix = dml_max( + 150.0 / DPPCLK, + TotalRepeaterDelayTime + 20.0 / DCFClkDeepSleep + 10.0 / DPPCLK) + * PixelClock; + + Tsetup = (double) (*VUpdateOffsetPix + *VUpdateWidthPix + *VReadyOffsetPix) / PixelClock; + + LineTime = (double) HTotal / PixelClock; + + if (DynamicMetadataEnable) { + double Tdmbf, Tdmec, Tdmsks; + + Tdm = dml_max(0.0, UrgentExtraLatency - TCalc); + Tdmbf = DynamicMetadataTransmittedBytes / 4.0 / DISPCLK; + Tdmec = LineTime; + if (DynamicMetadataLinesBeforeActiveRequired == 0) + Tdmsks = VBlank * LineTime / 2.0; + else + Tdmsks = DynamicMetadataLinesBeforeActiveRequired * LineTime; + if (InterlaceEnable && !ProgressiveToInterlaceUnitInOPP) + Tdmsks = Tdmsks / 2; + if (VStartup * LineTime + < Tsetup + TWait + UrgentExtraLatency + Tdmbf + Tdmec + Tdmsks) { + MyError = true; + *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata = (Tsetup + TWait + + UrgentExtraLatency + Tdmbf + Tdmec + Tdmsks) / LineTime; + } else + *VStartupRequiredWhenNotEnoughTimeForDynamicMetadata = 0.0; + } else + Tdm = 0; + + if (VirtualMemoryEnable) { + if (PageTableLevels == 4) + *Tno_bw = UrgentExtraLatency + UrgentLatency; + else if (PageTableLevels == 3) + *Tno_bw = UrgentExtraLatency; + else + *Tno_bw = 0; + } else if (DCCEnable) + *Tno_bw = LineTime; + else + *Tno_bw = LineTime / 4; + + dst_y_prefetch_equ = VStartup - dml_max(TCalc + TWait, XFCRemoteSurfaceFlipDelay) / LineTime + - (Tsetup + Tdm) / LineTime + - (*DSTYAfterScaler + *DSTXAfterScaler / HTotal); + + Tsw_oto = dml_max(PrefetchSourceLinesY, PrefetchSourceLinesC) * LineTime; + + prefetch_bw_oto = (MetaRowByte + PixelPTEBytesPerRow + + PrefetchSourceLinesY * SwathWidthY * dml_ceil(BytePerPixelDETY, 1) + + PrefetchSourceLinesC * SwathWidthY / 2 * dml_ceil(BytePerPixelDETC, 2)) + / Tsw_oto; + + if (VirtualMemoryEnable == true) { + Tvm_oto = + dml_max( + *Tno_bw + PDEAndMetaPTEBytesFrame / prefetch_bw_oto, + dml_max( + UrgentExtraLatency + + UrgentLatency + * (PageTableLevels + - 1), + LineTime / 4.0)); + } else + Tvm_oto = LineTime / 4.0; + + if ((VirtualMemoryEnable == true || DCCEnable == true)) { + Tr0_oto = dml_max( + (MetaRowByte + PixelPTEBytesPerRow) / prefetch_bw_oto, + dml_max(UrgentLatency, dml_max(LineTime - Tvm_oto, LineTime / 4))); + } else + Tr0_oto = LineTime - Tvm_oto; + + Tpre_oto = Tvm_oto + Tr0_oto + Tsw_oto; + + dst_y_prefetch_oto = Tpre_oto / LineTime; + + if (dst_y_prefetch_oto < dst_y_prefetch_equ) + *DestinationLinesForPrefetch = dst_y_prefetch_oto; + else + *DestinationLinesForPrefetch = dst_y_prefetch_equ; + + *DestinationLinesForPrefetch = dml_floor(4.0 * (*DestinationLinesForPrefetch + 0.125), 1) + / 4; + + dml_print("DML: VStartup: %d\n", VStartup); + dml_print("DML: TCalc: %f\n", TCalc); + dml_print("DML: TWait: %f\n", TWait); + dml_print("DML: XFCRemoteSurfaceFlipDelay: %f\n", XFCRemoteSurfaceFlipDelay); + dml_print("DML: LineTime: %f\n", LineTime); + dml_print("DML: Tsetup: %f\n", Tsetup); + dml_print("DML: Tdm: %f\n", Tdm); + dml_print("DML: DSTYAfterScaler: %f\n", *DSTYAfterScaler); + dml_print("DML: DSTXAfterScaler: %f\n", *DSTXAfterScaler); + dml_print("DML: HTotal: %d\n", HTotal); + + *PrefetchBandwidth = 0; + *DestinationLinesToRequestVMInVBlank = 0; + *DestinationLinesToRequestRowInVBlank = 0; + *VRatioPrefetchY = 0; + *VRatioPrefetchC = 0; + *RequiredPrefetchPixDataBW = 0; + if (*DestinationLinesForPrefetch > 1) { + *PrefetchBandwidth = (PDEAndMetaPTEBytesFrame + 2 * MetaRowByte + + 2 * PixelPTEBytesPerRow + + PrefetchSourceLinesY * SwathWidthY * dml_ceil(BytePerPixelDETY, 1) + + PrefetchSourceLinesC * SwathWidthY / 2 + * dml_ceil(BytePerPixelDETC, 2)) + / (*DestinationLinesForPrefetch * LineTime - *Tno_bw); + if (VirtualMemoryEnable) { + TimeForFetchingMetaPTE = + dml_max( + *Tno_bw + + (double) PDEAndMetaPTEBytesFrame + / *PrefetchBandwidth, + dml_max( + UrgentExtraLatency + + UrgentLatency + * (PageTableLevels + - 1), + LineTime / 4)); + } else { + if (NumberOfCursors > 0 || XFCEnabled) + TimeForFetchingMetaPTE = LineTime / 4; + else + TimeForFetchingMetaPTE = 0.0; + } + + if ((VirtualMemoryEnable == true || DCCEnable == true)) { + TimeForFetchingRowInVBlank = + dml_max( + (MetaRowByte + PixelPTEBytesPerRow) + / *PrefetchBandwidth, + dml_max( + UrgentLatency, + dml_max( + LineTime + - TimeForFetchingMetaPTE, + LineTime + / 4.0))); + } else { + if (NumberOfCursors > 0 || XFCEnabled) + TimeForFetchingRowInVBlank = LineTime - TimeForFetchingMetaPTE; + else + TimeForFetchingRowInVBlank = 0.0; + } + + *DestinationLinesToRequestVMInVBlank = dml_floor( + 4.0 * (TimeForFetchingMetaPTE / LineTime + 0.125), + 1) / 4.0; + + *DestinationLinesToRequestRowInVBlank = dml_floor( + 4.0 * (TimeForFetchingRowInVBlank / LineTime + 0.125), + 1) / 4.0; + + LinesToRequestPrefetchPixelData = + *DestinationLinesForPrefetch + - ((NumberOfCursors > 0 || VirtualMemoryEnable + || DCCEnable) ? + (*DestinationLinesToRequestVMInVBlank + + *DestinationLinesToRequestRowInVBlank) : + 0.0); + + if (LinesToRequestPrefetchPixelData > 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; + *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; + *VRatioPrefetchC = 0; + } + } + + *RequiredPrefetchPixDataBW = + DPPPerPlane + * ((double) PrefetchSourceLinesY + / LinesToRequestPrefetchPixelData + * dml_ceil( + BytePerPixelDETY, + 1) + + (double) PrefetchSourceLinesC + / LinesToRequestPrefetchPixelData + * dml_ceil( + BytePerPixelDETC, + 2) + / 2) + * SwathWidthY / LineTime; + } else { + MyError = true; + *VRatioPrefetchY = 0; + *VRatioPrefetchC = 0; + *RequiredPrefetchPixDataBW = 0; + } + + } else { + MyError = true; + } + + if (MyError) { + *PrefetchBandwidth = 0; + TimeForFetchingMetaPTE = 0; + TimeForFetchingRowInVBlank = 0; + *DestinationLinesToRequestVMInVBlank = 0; + *DestinationLinesToRequestRowInVBlank = 0; + *DestinationLinesForPrefetch = 0; + LinesToRequestPrefetchPixelData = 0; + *VRatioPrefetchY = 0; + *VRatioPrefetchC = 0; + *RequiredPrefetchPixDataBW = 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 / Clock, 1); +} + +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; + + 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 ViewportWidth, + unsigned int ViewportHeight, + unsigned int SwathWidth, + bool VirtualMemoryEnable, + unsigned int VMMPageSize, + unsigned int PTEBufferSizeInRequests, + unsigned int PDEProcessingBufIn64KBReqs, + unsigned int Pitch, + unsigned int DCCMetaPitch, + unsigned int *MacroTileWidth, + unsigned int *MetaRowByte, + unsigned int *PixelPTEBytesPerRow, + bool *PTEBufferSizeNotExceeded, + unsigned int *dpte_row_height, + unsigned int *meta_row_height) +{ + unsigned int MetaRequestHeight; + unsigned int MetaRequestWidth; + unsigned int MetaSurfWidth; + unsigned int MetaSurfHeight; + unsigned int MPDEBytesFrame; + unsigned int MetaPTEBytesFrame; + unsigned int DCCMetaSurfaceBytes; + + unsigned int MacroTileSizeBytes; + unsigned int MacroTileHeight; + unsigned int DPDE0BytesFrame; + unsigned int ExtraDPDEBytesFrame; + unsigned int PDEAndMetaPTEBytesFrame; + + if (DCCEnable == true) { + MetaRequestHeight = 8 * BlockHeight256Bytes; + MetaRequestWidth = 8 * BlockWidth256Bytes; + if (ScanDirection == dm_horz) { + *meta_row_height = MetaRequestHeight; + MetaSurfWidth = dml_ceil((double) SwathWidth - 1, MetaRequestWidth) + + MetaRequestWidth; + *MetaRowByte = MetaSurfWidth * MetaRequestHeight * BytePerPixel / 256.0; + } else { + *meta_row_height = MetaRequestWidth; + MetaSurfHeight = dml_ceil((double) SwathWidth - 1, MetaRequestHeight) + + MetaRequestHeight; + *MetaRowByte = MetaSurfHeight * MetaRequestWidth * BytePerPixel / 256.0; + } + if (ScanDirection == dm_horz) { + DCCMetaSurfaceBytes = DCCMetaPitch + * (dml_ceil(ViewportHeight - 1, 64 * BlockHeight256Bytes) + + 64 * BlockHeight256Bytes) * BytePerPixel + / 256; + } else { + DCCMetaSurfaceBytes = DCCMetaPitch + * (dml_ceil( + (double) ViewportHeight - 1, + 64 * BlockHeight256Bytes) + + 64 * BlockHeight256Bytes) * BytePerPixel + / 256; + } + if (VirtualMemoryEnable == true) { + MetaPTEBytesFrame = (dml_ceil( + (double) (DCCMetaSurfaceBytes - VMMPageSize) + / (8 * VMMPageSize), + 1) + 1) * 64; + MPDEBytesFrame = 128 * (mode_lib->vba.MaxPageTableLevels - 1); + } else { + MetaPTEBytesFrame = 0; + MPDEBytesFrame = 0; + } + } else { + MetaPTEBytesFrame = 0; + MPDEBytesFrame = 0; + *MetaRowByte = 0; + } + + if (SurfaceTiling == dm_sw_linear) { + MacroTileSizeBytes = 256; + MacroTileHeight = 1; + } else if (SurfaceTiling == dm_sw_4kb_s || SurfaceTiling == dm_sw_4kb_s_x + || SurfaceTiling == dm_sw_4kb_d || SurfaceTiling == dm_sw_4kb_d_x) { + MacroTileSizeBytes = 4096; + MacroTileHeight = 4 * BlockHeight256Bytes; + } else if (SurfaceTiling == dm_sw_64kb_s || SurfaceTiling == dm_sw_64kb_s_t + || SurfaceTiling == dm_sw_64kb_s_x || SurfaceTiling == dm_sw_64kb_d + || SurfaceTiling == dm_sw_64kb_d_t || SurfaceTiling == dm_sw_64kb_d_x + || SurfaceTiling == dm_sw_64kb_r_x) { + MacroTileSizeBytes = 65536; + MacroTileHeight = 16 * BlockHeight256Bytes; + } else { + MacroTileSizeBytes = 262144; + MacroTileHeight = 32 * BlockHeight256Bytes; + } + *MacroTileWidth = MacroTileSizeBytes / BytePerPixel / MacroTileHeight; + + if (VirtualMemoryEnable == true && mode_lib->vba.MaxPageTableLevels > 1) { + if (ScanDirection == dm_horz) { + 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.MaxPageTableLevels - 2); + } else { + DPDE0BytesFrame = 0; + ExtraDPDEBytesFrame = 0; + } + + PDEAndMetaPTEBytesFrame = MetaPTEBytesFrame + MPDEBytesFrame + DPDE0BytesFrame + + ExtraDPDEBytesFrame; + + if (VirtualMemoryEnable == true) { + unsigned int PTERequestSize; + unsigned int PixelPTEReqHeight; + unsigned int PixelPTEReqWidth; + double FractionOfPTEReturnDrop; + unsigned int EffectivePDEProcessingBufIn64KBReqs; + + if (SurfaceTiling == dm_sw_linear) { + PixelPTEReqHeight = 1; + PixelPTEReqWidth = 8.0 * VMMPageSize / BytePerPixel; + PTERequestSize = 64; + FractionOfPTEReturnDrop = 0; + } else if (MacroTileSizeBytes == 4096) { + PixelPTEReqHeight = MacroTileHeight; + PixelPTEReqWidth = 8 * *MacroTileWidth; + PTERequestSize = 64; + if (ScanDirection == dm_horz) + FractionOfPTEReturnDrop = 0; + else + FractionOfPTEReturnDrop = 7 / 8; + } else if (VMMPageSize == 4096 && MacroTileSizeBytes > 4096) { + PixelPTEReqHeight = 16 * BlockHeight256Bytes; + PixelPTEReqWidth = 16 * BlockWidth256Bytes; + PTERequestSize = 128; + FractionOfPTEReturnDrop = 0; + } else { + PixelPTEReqHeight = MacroTileHeight; + PixelPTEReqWidth = 8 * *MacroTileWidth; + PTERequestSize = 64; + FractionOfPTEReturnDrop = 0; + } + + if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) + EffectivePDEProcessingBufIn64KBReqs = PDEProcessingBufIn64KBReqs / 2; + else + EffectivePDEProcessingBufIn64KBReqs = PDEProcessingBufIn64KBReqs; + + if (SurfaceTiling == dm_sw_linear) { + *dpte_row_height = + dml_min( + 128, + 1 + << (unsigned int) dml_floor( + dml_log2( + dml_min( + (double) PTEBufferSizeInRequests + * PixelPTEReqWidth, + EffectivePDEProcessingBufIn64KBReqs + * 65536.0 + / BytePerPixel) + / Pitch), + 1)); + *PixelPTEBytesPerRow = PTERequestSize + * (dml_ceil( + (double) (Pitch * *dpte_row_height - 1) + / PixelPTEReqWidth, + 1) + 1); + } else if (ScanDirection == dm_horz) { + *dpte_row_height = PixelPTEReqHeight; + *PixelPTEBytesPerRow = PTERequestSize + * (dml_ceil(((double) SwathWidth - 1) / PixelPTEReqWidth, 1) + + 1); + } else { + *dpte_row_height = dml_min(PixelPTEReqWidth, *MacroTileWidth); + *PixelPTEBytesPerRow = PTERequestSize + * (dml_ceil( + ((double) SwathWidth - 1) + / PixelPTEReqHeight, + 1) + 1); + } + if (*PixelPTEBytesPerRow * (1 - FractionOfPTEReturnDrop) + <= 64 * PTEBufferSizeInRequests) { + *PTEBufferSizeNotExceeded = true; + } else { + *PTEBufferSizeNotExceeded = false; + } + } else { + *PixelPTEBytesPerRow = 0; + *PTEBufferSizeNotExceeded = true; + } + + return PDEAndMetaPTEBytesFrame; +} + +static void DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation( + struct display_mode_lib *mode_lib) +{ + unsigned int j, k; + + mode_lib->vba.WritebackDISPCLK = 0.0; + mode_lib->vba.DISPCLKWithRamping = 0; + mode_lib->vba.DISPCLKWithoutRamping = 0; + mode_lib->vba.GlobalDPPCLK = 0.0; + + // dml_ml->vba.DISPCLK and dml_ml->vba.DPPCLK Calculation + // + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.WritebackEnable[k]) { + mode_lib->vba.WritebackDISPCLK = + dml_max( + mode_lib->vba.WritebackDISPCLK, + CalculateWriteBackDISPCLK( + mode_lib->vba.WritebackPixelFormat[k], + mode_lib->vba.PixelClock[k], + mode_lib->vba.WritebackHRatio[k], + mode_lib->vba.WritebackVRatio[k], + mode_lib->vba.WritebackLumaHTaps[k], + mode_lib->vba.WritebackLumaVTaps[k], + mode_lib->vba.WritebackChromaHTaps[k], + mode_lib->vba.WritebackChromaVTaps[k], + mode_lib->vba.WritebackDestinationWidth[k], + mode_lib->vba.HTotal[k], + mode_lib->vba.WritebackChromaLineBufferWidth)); + } + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.HRatio[k] > 1) { + mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] = dml_min( + mode_lib->vba.MaxDCHUBToPSCLThroughput, + mode_lib->vba.MaxPSCLToLBThroughput + * mode_lib->vba.HRatio[k] + / dml_ceil( + mode_lib->vba.htaps[k] + / 6.0, + 1)); + } else { + mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] = dml_min( + mode_lib->vba.MaxDCHUBToPSCLThroughput, + mode_lib->vba.MaxPSCLToLBThroughput); + } + + mode_lib->vba.DPPCLKUsingSingleDPPLuma = + mode_lib->vba.PixelClock[k] + * dml_max( + mode_lib->vba.vtaps[k] / 6.0 + * dml_min( + 1.0, + mode_lib->vba.HRatio[k]), + dml_max( + mode_lib->vba.HRatio[k] + * mode_lib->vba.VRatio[k] + / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k], + 1.0)); + + if ((mode_lib->vba.htaps[k] > 6 || mode_lib->vba.vtaps[k] > 6) + && mode_lib->vba.DPPCLKUsingSingleDPPLuma + < 2 * mode_lib->vba.PixelClock[k]) { + mode_lib->vba.DPPCLKUsingSingleDPPLuma = 2 * mode_lib->vba.PixelClock[k]; + } + + if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 + && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { + mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] = 0.0; + mode_lib->vba.DPPCLKUsingSingleDPP[k] = + mode_lib->vba.DPPCLKUsingSingleDPPLuma; + } else { + if (mode_lib->vba.HRatio[k] > 1) { + mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] = + dml_min( + mode_lib->vba.MaxDCHUBToPSCLThroughput, + mode_lib->vba.MaxPSCLToLBThroughput + * mode_lib->vba.HRatio[k] + / 2 + / dml_ceil( + mode_lib->vba.HTAPsChroma[k] + / 6.0, + 1.0)); + } else { + mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] = dml_min( + mode_lib->vba.MaxDCHUBToPSCLThroughput, + mode_lib->vba.MaxPSCLToLBThroughput); + } + mode_lib->vba.DPPCLKUsingSingleDPPChroma = + mode_lib->vba.PixelClock[k] + * dml_max( + mode_lib->vba.VTAPsChroma[k] + / 6.0 + * dml_min( + 1.0, + mode_lib->vba.HRatio[k] + / 2), + dml_max( + mode_lib->vba.HRatio[k] + * mode_lib->vba.VRatio[k] + / 4 + / mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k], + 1.0)); + + if ((mode_lib->vba.HTAPsChroma[k] > 6 || mode_lib->vba.VTAPsChroma[k] > 6) + && mode_lib->vba.DPPCLKUsingSingleDPPChroma + < 2 * mode_lib->vba.PixelClock[k]) { + mode_lib->vba.DPPCLKUsingSingleDPPChroma = 2 + * mode_lib->vba.PixelClock[k]; + } + + mode_lib->vba.DPPCLKUsingSingleDPP[k] = dml_max( + mode_lib->vba.DPPCLKUsingSingleDPPLuma, + mode_lib->vba.DPPCLKUsingSingleDPPChroma); + } + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.BlendingAndTiming[k] != k) + continue; + if (mode_lib->vba.ODMCombineEnabled[k]) { + mode_lib->vba.DISPCLKWithRamping = + dml_max( + mode_lib->vba.DISPCLKWithRamping, + mode_lib->vba.PixelClock[k] / 2 + * (1 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100) + * (1 + + mode_lib->vba.DISPCLKRampingMargin + / 100)); + mode_lib->vba.DISPCLKWithoutRamping = + dml_max( + mode_lib->vba.DISPCLKWithoutRamping, + mode_lib->vba.PixelClock[k] / 2 + * (1 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100)); + } else if (!mode_lib->vba.ODMCombineEnabled[k]) { + mode_lib->vba.DISPCLKWithRamping = + dml_max( + mode_lib->vba.DISPCLKWithRamping, + mode_lib->vba.PixelClock[k] + * (1 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100) + * (1 + + mode_lib->vba.DISPCLKRampingMargin + / 100)); + mode_lib->vba.DISPCLKWithoutRamping = + dml_max( + mode_lib->vba.DISPCLKWithoutRamping, + mode_lib->vba.PixelClock[k] + * (1 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100)); + } + } + + mode_lib->vba.DISPCLKWithRamping = dml_max( + mode_lib->vba.DISPCLKWithRamping, + mode_lib->vba.WritebackDISPCLK); + mode_lib->vba.DISPCLKWithoutRamping = dml_max( + mode_lib->vba.DISPCLKWithoutRamping, + mode_lib->vba.WritebackDISPCLK); + + ASSERT(mode_lib->vba.DISPCLKDPPCLKVCOSpeed != 0); + mode_lib->vba.DISPCLKWithRampingRoundedToDFSGranularity = RoundToDFSGranularityUp( + mode_lib->vba.DISPCLKWithRamping, + mode_lib->vba.DISPCLKDPPCLKVCOSpeed); + mode_lib->vba.DISPCLKWithoutRampingRoundedToDFSGranularity = RoundToDFSGranularityUp( + mode_lib->vba.DISPCLKWithoutRamping, + mode_lib->vba.DISPCLKDPPCLKVCOSpeed); + mode_lib->vba.MaxDispclkRoundedToDFSGranularity = RoundToDFSGranularityDown( + mode_lib->vba.soc.clock_limits[NumberOfStates - 1].dispclk_mhz, + mode_lib->vba.DISPCLKDPPCLKVCOSpeed); + if (mode_lib->vba.DISPCLKWithoutRampingRoundedToDFSGranularity + > mode_lib->vba.MaxDispclkRoundedToDFSGranularity) { + mode_lib->vba.DISPCLK_calculated = + mode_lib->vba.DISPCLKWithoutRampingRoundedToDFSGranularity; + } else if (mode_lib->vba.DISPCLKWithRampingRoundedToDFSGranularity + > mode_lib->vba.MaxDispclkRoundedToDFSGranularity) { + mode_lib->vba.DISPCLK_calculated = mode_lib->vba.MaxDispclkRoundedToDFSGranularity; + } else { + mode_lib->vba.DISPCLK_calculated = + mode_lib->vba.DISPCLKWithRampingRoundedToDFSGranularity; + } + DTRACE(" dispclk_mhz (calculated) = %f", mode_lib->vba.DISPCLK_calculated); + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.DPPCLK_calculated[k] = mode_lib->vba.DPPCLKUsingSingleDPP[k] + / mode_lib->vba.DPPPerPlane[k] + * (1 + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading / 100); + mode_lib->vba.GlobalDPPCLK = dml_max( + mode_lib->vba.GlobalDPPCLK, + mode_lib->vba.DPPCLK_calculated[k]); + } + mode_lib->vba.GlobalDPPCLK = RoundToDFSGranularityUp( + mode_lib->vba.GlobalDPPCLK, + mode_lib->vba.DISPCLKDPPCLKVCOSpeed); + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.DPPCLK_calculated[k] = mode_lib->vba.GlobalDPPCLK / 255 + * dml_ceil( + mode_lib->vba.DPPCLK_calculated[k] * 255 + / mode_lib->vba.GlobalDPPCLK, + 1); + DTRACE(" dppclk_mhz[%i] (calculated) = %f", k, mode_lib->vba.DPPCLK_calculated[k]); + } + + // Urgent Watermark + mode_lib->vba.DCCEnabledAnyPlane = false; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) + if (mode_lib->vba.DCCEnable[k]) + mode_lib->vba.DCCEnabledAnyPlane = true; + + mode_lib->vba.ReturnBandwidthToDCN = dml_min( + mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLK, + mode_lib->vba.FabricAndDRAMBandwidth * 1000) + * mode_lib->vba.PercentOfIdealDRAMAndFabricBWReceivedAfterUrgLatency / 100; + + mode_lib->vba.ReturnBW = mode_lib->vba.ReturnBandwidthToDCN; + mode_lib->vba.ReturnBW = adjust_ReturnBW( + mode_lib, + mode_lib->vba.ReturnBW, + mode_lib->vba.DCCEnabledAnyPlane, + mode_lib->vba.ReturnBandwidthToDCN); + + // Let's do this calculation again?? + mode_lib->vba.ReturnBandwidthToDCN = dml_min( + mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLK, + mode_lib->vba.FabricAndDRAMBandwidth * 1000); + mode_lib->vba.ReturnBW = adjust_ReturnBW( + mode_lib, + mode_lib->vba.ReturnBW, + mode_lib->vba.DCCEnabledAnyPlane, + mode_lib->vba.ReturnBandwidthToDCN); + + DTRACE(" dcfclk_mhz = %f", mode_lib->vba.DCFCLK); + DTRACE(" return_bw_to_dcn = %f", mode_lib->vba.ReturnBandwidthToDCN); + DTRACE(" return_bus_bw = %f", mode_lib->vba.ReturnBW); + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + bool MainPlaneDoesODMCombine = false; + + if (mode_lib->vba.SourceScan[k] == dm_horz) + mode_lib->vba.SwathWidthSingleDPPY[k] = mode_lib->vba.ViewportWidth[k]; + else + mode_lib->vba.SwathWidthSingleDPPY[k] = mode_lib->vba.ViewportHeight[k]; + + if (mode_lib->vba.ODMCombineEnabled[k] == true) + MainPlaneDoesODMCombine = true; + for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) + if (mode_lib->vba.BlendingAndTiming[k] == j + && mode_lib->vba.ODMCombineEnabled[j] == true) + MainPlaneDoesODMCombine = true; + + if (MainPlaneDoesODMCombine == true) + mode_lib->vba.SwathWidthY[k] = dml_min( + (double) mode_lib->vba.SwathWidthSingleDPPY[k], + dml_round( + mode_lib->vba.HActive[k] / 2.0 + * mode_lib->vba.HRatio[k])); + else + mode_lib->vba.SwathWidthY[k] = mode_lib->vba.SwathWidthSingleDPPY[k] + / mode_lib->vba.DPPPerPlane[k]; + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { + mode_lib->vba.BytePerPixelDETY[k] = 8; + mode_lib->vba.BytePerPixelDETC[k] = 0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32) { + mode_lib->vba.BytePerPixelDETY[k] = 4; + mode_lib->vba.BytePerPixelDETC[k] = 0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_16) { + mode_lib->vba.BytePerPixelDETY[k] = 2; + mode_lib->vba.BytePerPixelDETC[k] = 0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_8) { + mode_lib->vba.BytePerPixelDETY[k] = 1; + mode_lib->vba.BytePerPixelDETC[k] = 0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { + mode_lib->vba.BytePerPixelDETY[k] = 1; + mode_lib->vba.BytePerPixelDETC[k] = 2; + } else { // dm_420_10 + mode_lib->vba.BytePerPixelDETY[k] = 4.0 / 3.0; + mode_lib->vba.BytePerPixelDETC[k] = 8.0 / 3.0; + } + } + + mode_lib->vba.TotalDataReadBandwidth = 0.0; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.ReadBandwidthPlaneLuma[k] = mode_lib->vba.SwathWidthSingleDPPY[k] + * dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1) + / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) + * mode_lib->vba.VRatio[k]; + mode_lib->vba.ReadBandwidthPlaneChroma[k] = mode_lib->vba.SwathWidthSingleDPPY[k] + / 2 * dml_ceil(mode_lib->vba.BytePerPixelDETC[k], 2) + / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) + * mode_lib->vba.VRatio[k] / 2; + DTRACE( + " read_bw[%i] = %fBps", + k, + mode_lib->vba.ReadBandwidthPlaneLuma[k] + + mode_lib->vba.ReadBandwidthPlaneChroma[k]); + mode_lib->vba.TotalDataReadBandwidth += mode_lib->vba.ReadBandwidthPlaneLuma[k] + + mode_lib->vba.ReadBandwidthPlaneChroma[k]; + } + + mode_lib->vba.TotalDCCActiveDPP = 0; + mode_lib->vba.TotalActiveDPP = 0; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.TotalActiveDPP = mode_lib->vba.TotalActiveDPP + + mode_lib->vba.DPPPerPlane[k]; + if (mode_lib->vba.DCCEnable[k]) + mode_lib->vba.TotalDCCActiveDPP = mode_lib->vba.TotalDCCActiveDPP + + mode_lib->vba.DPPPerPlane[k]; + } + + mode_lib->vba.UrgentRoundTripAndOutOfOrderLatency = + (mode_lib->vba.RoundTripPingLatencyCycles + 32) / mode_lib->vba.DCFCLK + + mode_lib->vba.UrgentOutOfOrderReturnPerChannel + * mode_lib->vba.NumberOfChannels + / mode_lib->vba.ReturnBW; + + mode_lib->vba.LastPixelOfLineExtraWatermark = 0; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + double DataFabricLineDeliveryTimeLuma, DataFabricLineDeliveryTimeChroma; + + if (mode_lib->vba.VRatio[k] <= 1.0) + mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k] = + (double) mode_lib->vba.SwathWidthY[k] + * mode_lib->vba.DPPPerPlane[k] + / mode_lib->vba.HRatio[k] + / mode_lib->vba.PixelClock[k]; + else + mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k] = + (double) mode_lib->vba.SwathWidthY[k] + / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] + / mode_lib->vba.DPPCLK[k]; + + DataFabricLineDeliveryTimeLuma = mode_lib->vba.SwathWidthSingleDPPY[k] + * mode_lib->vba.SwathHeightY[k] + * dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1) + / (mode_lib->vba.ReturnBW * mode_lib->vba.ReadBandwidthPlaneLuma[k] + / mode_lib->vba.TotalDataReadBandwidth); + mode_lib->vba.LastPixelOfLineExtraWatermark = dml_max( + mode_lib->vba.LastPixelOfLineExtraWatermark, + DataFabricLineDeliveryTimeLuma + - mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k]); + + if (mode_lib->vba.BytePerPixelDETC[k] == 0) + mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k] = 0.0; + else if (mode_lib->vba.VRatio[k] / 2.0 <= 1.0) + mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k] = + mode_lib->vba.SwathWidthY[k] / 2.0 + * mode_lib->vba.DPPPerPlane[k] + / (mode_lib->vba.HRatio[k] / 2.0) + / mode_lib->vba.PixelClock[k]; + else + mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k] = + mode_lib->vba.SwathWidthY[k] / 2.0 + / mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] + / mode_lib->vba.DPPCLK[k]; + + DataFabricLineDeliveryTimeChroma = mode_lib->vba.SwathWidthSingleDPPY[k] / 2.0 + * mode_lib->vba.SwathHeightC[k] + * dml_ceil(mode_lib->vba.BytePerPixelDETC[k], 2) + / (mode_lib->vba.ReturnBW + * mode_lib->vba.ReadBandwidthPlaneChroma[k] + / mode_lib->vba.TotalDataReadBandwidth); + mode_lib->vba.LastPixelOfLineExtraWatermark = + dml_max( + mode_lib->vba.LastPixelOfLineExtraWatermark, + DataFabricLineDeliveryTimeChroma + - mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k]); + } + + mode_lib->vba.UrgentExtraLatency = mode_lib->vba.UrgentRoundTripAndOutOfOrderLatency + + (mode_lib->vba.TotalActiveDPP * mode_lib->vba.PixelChunkSizeInKByte + + mode_lib->vba.TotalDCCActiveDPP + * mode_lib->vba.MetaChunkSize) * 1024.0 + / mode_lib->vba.ReturnBW; + + if (mode_lib->vba.VirtualMemoryEnable) + mode_lib->vba.UrgentExtraLatency += mode_lib->vba.TotalActiveDPP + * mode_lib->vba.PTEChunkSize * 1024.0 / mode_lib->vba.ReturnBW; + + mode_lib->vba.UrgentWatermark = mode_lib->vba.UrgentLatency + + mode_lib->vba.LastPixelOfLineExtraWatermark + + mode_lib->vba.UrgentExtraLatency; + + DTRACE(" urgent_extra_latency = %fus", mode_lib->vba.UrgentExtraLatency); + DTRACE(" wm_urgent = %fus", mode_lib->vba.UrgentWatermark); + + mode_lib->vba.MemoryTripWatermark = mode_lib->vba.UrgentLatency; + + mode_lib->vba.TotalActiveWriteback = 0; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.WritebackEnable[k]) + mode_lib->vba.TotalActiveWriteback = mode_lib->vba.TotalActiveWriteback + 1; + } + + if (mode_lib->vba.TotalActiveWriteback <= 1) + mode_lib->vba.WritebackUrgentWatermark = mode_lib->vba.WritebackLatency; + else + mode_lib->vba.WritebackUrgentWatermark = mode_lib->vba.WritebackLatency + + mode_lib->vba.WritebackChunkSize * 1024.0 / 32 + / mode_lib->vba.SOCCLK; + + DTRACE(" wm_wb_urgent = %fus", mode_lib->vba.WritebackUrgentWatermark); + + // NB P-State/DRAM Clock Change Watermark + mode_lib->vba.DRAMClockChangeWatermark = mode_lib->vba.DRAMClockChangeLatency + + mode_lib->vba.UrgentWatermark; + + DTRACE(" wm_pstate_change = %fus", mode_lib->vba.DRAMClockChangeWatermark); + + DTRACE(" calculating wb pstate watermark"); + DTRACE(" total wb outputs %d", mode_lib->vba.TotalActiveWriteback); + DTRACE(" socclk frequency %f Mhz", mode_lib->vba.SOCCLK); + + if (mode_lib->vba.TotalActiveWriteback <= 1) + mode_lib->vba.WritebackDRAMClockChangeWatermark = + mode_lib->vba.DRAMClockChangeLatency + + mode_lib->vba.WritebackLatency; + else + mode_lib->vba.WritebackDRAMClockChangeWatermark = + mode_lib->vba.DRAMClockChangeLatency + + mode_lib->vba.WritebackLatency + + mode_lib->vba.WritebackChunkSize * 1024.0 / 32 + / mode_lib->vba.SOCCLK; + + DTRACE(" wm_wb_pstate %fus", mode_lib->vba.WritebackDRAMClockChangeWatermark); + + // Stutter Efficiency + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.LinesInDETY[k] = mode_lib->vba.DETBufferSizeY[k] + / mode_lib->vba.BytePerPixelDETY[k] / mode_lib->vba.SwathWidthY[k]; + mode_lib->vba.LinesInDETYRoundedDownToSwath[k] = dml_floor( + mode_lib->vba.LinesInDETY[k], + mode_lib->vba.SwathHeightY[k]); + mode_lib->vba.FullDETBufferingTimeY[k] = + mode_lib->vba.LinesInDETYRoundedDownToSwath[k] + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) + / mode_lib->vba.VRatio[k]; + if (mode_lib->vba.BytePerPixelDETC[k] > 0) { + mode_lib->vba.LinesInDETC[k] = mode_lib->vba.DETBufferSizeC[k] + / mode_lib->vba.BytePerPixelDETC[k] + / (mode_lib->vba.SwathWidthY[k] / 2); + mode_lib->vba.LinesInDETCRoundedDownToSwath[k] = dml_floor( + mode_lib->vba.LinesInDETC[k], + mode_lib->vba.SwathHeightC[k]); + mode_lib->vba.FullDETBufferingTimeC[k] = + mode_lib->vba.LinesInDETCRoundedDownToSwath[k] + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) + / (mode_lib->vba.VRatio[k] / 2); + } else { + mode_lib->vba.LinesInDETC[k] = 0; + mode_lib->vba.LinesInDETCRoundedDownToSwath[k] = 0; + mode_lib->vba.FullDETBufferingTimeC[k] = 999999; + } + } + + mode_lib->vba.MinFullDETBufferingTime = 999999.0; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.FullDETBufferingTimeY[k] + < mode_lib->vba.MinFullDETBufferingTime) { + mode_lib->vba.MinFullDETBufferingTime = + mode_lib->vba.FullDETBufferingTimeY[k]; + mode_lib->vba.FrameTimeForMinFullDETBufferingTime = + (double) mode_lib->vba.VTotal[k] * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]; + } + if (mode_lib->vba.FullDETBufferingTimeC[k] + < mode_lib->vba.MinFullDETBufferingTime) { + mode_lib->vba.MinFullDETBufferingTime = + mode_lib->vba.FullDETBufferingTimeC[k]; + mode_lib->vba.FrameTimeForMinFullDETBufferingTime = + (double) mode_lib->vba.VTotal[k] * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]; + } + } + + mode_lib->vba.AverageReadBandwidthGBytePerSecond = 0.0; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.DCCEnable[k]) { + mode_lib->vba.AverageReadBandwidthGBytePerSecond = + mode_lib->vba.AverageReadBandwidthGBytePerSecond + + mode_lib->vba.ReadBandwidthPlaneLuma[k] + / mode_lib->vba.DCCRate[k] + / 1000 + + mode_lib->vba.ReadBandwidthPlaneChroma[k] + / mode_lib->vba.DCCRate[k] + / 1000; + } else { + mode_lib->vba.AverageReadBandwidthGBytePerSecond = + mode_lib->vba.AverageReadBandwidthGBytePerSecond + + mode_lib->vba.ReadBandwidthPlaneLuma[k] + / 1000 + + mode_lib->vba.ReadBandwidthPlaneChroma[k] + / 1000; + } + if (mode_lib->vba.DCCEnable[k]) { + mode_lib->vba.AverageReadBandwidthGBytePerSecond = + mode_lib->vba.AverageReadBandwidthGBytePerSecond + + mode_lib->vba.ReadBandwidthPlaneLuma[k] + / 1000 / 256 + + mode_lib->vba.ReadBandwidthPlaneChroma[k] + / 1000 / 256; + } + if (mode_lib->vba.VirtualMemoryEnable) { + mode_lib->vba.AverageReadBandwidthGBytePerSecond = + mode_lib->vba.AverageReadBandwidthGBytePerSecond + + mode_lib->vba.ReadBandwidthPlaneLuma[k] + / 1000 / 512 + + mode_lib->vba.ReadBandwidthPlaneChroma[k] + / 1000 / 512; + } + } + + mode_lib->vba.PartOfBurstThatFitsInROB = + dml_min( + mode_lib->vba.MinFullDETBufferingTime + * mode_lib->vba.TotalDataReadBandwidth, + mode_lib->vba.ROBBufferSizeInKByte * 1024 + * mode_lib->vba.TotalDataReadBandwidth + / (mode_lib->vba.AverageReadBandwidthGBytePerSecond + * 1000)); + mode_lib->vba.StutterBurstTime = mode_lib->vba.PartOfBurstThatFitsInROB + * (mode_lib->vba.AverageReadBandwidthGBytePerSecond * 1000) + / mode_lib->vba.TotalDataReadBandwidth / mode_lib->vba.ReturnBW + + (mode_lib->vba.MinFullDETBufferingTime + * mode_lib->vba.TotalDataReadBandwidth + - mode_lib->vba.PartOfBurstThatFitsInROB) + / (mode_lib->vba.DCFCLK * 64); + if (mode_lib->vba.TotalActiveWriteback == 0) { + mode_lib->vba.StutterEfficiencyNotIncludingVBlank = (1 + - (mode_lib->vba.SRExitTime + mode_lib->vba.StutterBurstTime) + / mode_lib->vba.MinFullDETBufferingTime) * 100; + } else { + mode_lib->vba.StutterEfficiencyNotIncludingVBlank = 0; + } + + mode_lib->vba.SmallestVBlank = 999999; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.SynchronizedVBlank || mode_lib->vba.NumberOfActivePlanes == 1) { + mode_lib->vba.VBlankTime = (double) (mode_lib->vba.VTotal[k] + - mode_lib->vba.VActive[k]) * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]; + } else { + mode_lib->vba.VBlankTime = 0; + } + mode_lib->vba.SmallestVBlank = dml_min( + mode_lib->vba.SmallestVBlank, + mode_lib->vba.VBlankTime); + } + + mode_lib->vba.StutterEfficiency = (mode_lib->vba.StutterEfficiencyNotIncludingVBlank / 100 + * (mode_lib->vba.FrameTimeForMinFullDETBufferingTime + - mode_lib->vba.SmallestVBlank) + + mode_lib->vba.SmallestVBlank) + / mode_lib->vba.FrameTimeForMinFullDETBufferingTime * 100; + + // dml_ml->vba.DCFCLK Deep Sleep + mode_lib->vba.DCFClkDeepSleep = 8.0; + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; k++) { + if (mode_lib->vba.BytePerPixelDETC[k] > 0) { + mode_lib->vba.DCFCLKDeepSleepPerPlane = + dml_max( + 1.1 * mode_lib->vba.SwathWidthY[k] + * dml_ceil( + mode_lib->vba.BytePerPixelDETY[k], + 1) / 32 + / mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k], + 1.1 * mode_lib->vba.SwathWidthY[k] / 2.0 + * dml_ceil( + mode_lib->vba.BytePerPixelDETC[k], + 2) / 32 + / mode_lib->vba.DisplayPipeLineDeliveryTimeChroma[k]); + } else + mode_lib->vba.DCFCLKDeepSleepPerPlane = 1.1 * mode_lib->vba.SwathWidthY[k] + * dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1) / 64.0 + / mode_lib->vba.DisplayPipeLineDeliveryTimeLuma[k]; + mode_lib->vba.DCFCLKDeepSleepPerPlane = dml_max( + mode_lib->vba.DCFCLKDeepSleepPerPlane, + mode_lib->vba.PixelClock[k] / 16.0); + mode_lib->vba.DCFClkDeepSleep = dml_max( + mode_lib->vba.DCFClkDeepSleep, + mode_lib->vba.DCFCLKDeepSleepPerPlane); + + DTRACE( + " dcfclk_deepsleep_per_plane[%i] = %fMHz", + k, + mode_lib->vba.DCFCLKDeepSleepPerPlane); + } + + DTRACE(" dcfclk_deepsleep_mhz = %fMHz", mode_lib->vba.DCFClkDeepSleep); + + // Stutter Watermark + mode_lib->vba.StutterExitWatermark = mode_lib->vba.SRExitTime + + mode_lib->vba.LastPixelOfLineExtraWatermark + + mode_lib->vba.UrgentExtraLatency + 10 / mode_lib->vba.DCFClkDeepSleep; + mode_lib->vba.StutterEnterPlusExitWatermark = mode_lib->vba.SREnterPlusExitTime + + mode_lib->vba.LastPixelOfLineExtraWatermark + + mode_lib->vba.UrgentExtraLatency; + + DTRACE(" wm_cstate_exit = %fus", mode_lib->vba.StutterExitWatermark); + DTRACE(" wm_cstate_enter_exit = %fus", mode_lib->vba.StutterEnterPlusExitWatermark); + + // Urgent Latency Supported + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.EffectiveDETPlusLBLinesLuma = + dml_floor( + mode_lib->vba.LinesInDETY[k] + + dml_min( + mode_lib->vba.LinesInDETY[k] + * mode_lib->vba.DPPCLK[k] + * mode_lib->vba.BytePerPixelDETY[k] + * mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] + / (mode_lib->vba.ReturnBW + / mode_lib->vba.DPPPerPlane[k]), + (double) mode_lib->vba.EffectiveLBLatencyHidingSourceLinesLuma), + mode_lib->vba.SwathHeightY[k]); + + mode_lib->vba.UrgentLatencySupportUsLuma = mode_lib->vba.EffectiveDETPlusLBLinesLuma + * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) + / mode_lib->vba.VRatio[k] + - mode_lib->vba.EffectiveDETPlusLBLinesLuma + * mode_lib->vba.SwathWidthY[k] + * mode_lib->vba.BytePerPixelDETY[k] + / (mode_lib->vba.ReturnBW + / mode_lib->vba.DPPPerPlane[k]); + + if (mode_lib->vba.BytePerPixelDETC[k] > 0) { + mode_lib->vba.EffectiveDETPlusLBLinesChroma = + dml_floor( + mode_lib->vba.LinesInDETC[k] + + dml_min( + mode_lib->vba.LinesInDETC[k] + * mode_lib->vba.DPPCLK[k] + * mode_lib->vba.BytePerPixelDETC[k] + * mode_lib->vba.PSCL_THROUGHPUT_CHROMA[k] + / (mode_lib->vba.ReturnBW + / mode_lib->vba.DPPPerPlane[k]), + (double) mode_lib->vba.EffectiveLBLatencyHidingSourceLinesChroma), + mode_lib->vba.SwathHeightC[k]); + mode_lib->vba.UrgentLatencySupportUsChroma = + mode_lib->vba.EffectiveDETPlusLBLinesChroma + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) + / (mode_lib->vba.VRatio[k] / 2) + - mode_lib->vba.EffectiveDETPlusLBLinesChroma + * (mode_lib->vba.SwathWidthY[k] + / 2) + * mode_lib->vba.BytePerPixelDETC[k] + / (mode_lib->vba.ReturnBW + / mode_lib->vba.DPPPerPlane[k]); + mode_lib->vba.UrgentLatencySupportUs[k] = dml_min( + mode_lib->vba.UrgentLatencySupportUsLuma, + mode_lib->vba.UrgentLatencySupportUsChroma); + } else { + mode_lib->vba.UrgentLatencySupportUs[k] = + mode_lib->vba.UrgentLatencySupportUsLuma; + } + } + + mode_lib->vba.MinUrgentLatencySupportUs = 999999; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.MinUrgentLatencySupportUs = dml_min( + mode_lib->vba.MinUrgentLatencySupportUs, + mode_lib->vba.UrgentLatencySupportUs[k]); + } + + // Non-Urgent Latency Tolerance + mode_lib->vba.NonUrgentLatencyTolerance = mode_lib->vba.MinUrgentLatencySupportUs + - mode_lib->vba.UrgentWatermark; + + // DSCCLK + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if ((mode_lib->vba.BlendingAndTiming[k] != k) || !mode_lib->vba.DSCEnabled[k]) { + mode_lib->vba.DSCCLK_calculated[k] = 0.0; + } else { + if (mode_lib->vba.OutputFormat[k] == dm_420 + || mode_lib->vba.OutputFormat[k] == dm_n422) + mode_lib->vba.DSCFormatFactor = 2; + else + mode_lib->vba.DSCFormatFactor = 1; + if (mode_lib->vba.ODMCombineEnabled[k]) + mode_lib->vba.DSCCLK_calculated[k] = + mode_lib->vba.PixelClockBackEnd[k] / 6 + / mode_lib->vba.DSCFormatFactor + / (1 + - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100); + else + mode_lib->vba.DSCCLK_calculated[k] = + mode_lib->vba.PixelClockBackEnd[k] / 3 + / mode_lib->vba.DSCFormatFactor + / (1 + - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100); + } + } + + // DSC Delay + // TODO + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + double bpp = mode_lib->vba.OutputBpp[k]; + unsigned int slices = mode_lib->vba.NumberOfDSCSlices[k]; + + if (mode_lib->vba.DSCEnabled[k] && bpp != 0) { + if (!mode_lib->vba.ODMCombineEnabled[k]) { + mode_lib->vba.DSCDelay[k] = + dscceComputeDelay( + mode_lib->vba.DSCInputBitPerComponent[k], + bpp, + dml_ceil( + (double) mode_lib->vba.HActive[k] + / mode_lib->vba.NumberOfDSCSlices[k], + 1), + slices, + mode_lib->vba.OutputFormat[k]) + + dscComputeDelay( + mode_lib->vba.OutputFormat[k]); + } else { + mode_lib->vba.DSCDelay[k] = + 2 + * (dscceComputeDelay( + mode_lib->vba.DSCInputBitPerComponent[k], + bpp, + dml_ceil( + (double) mode_lib->vba.HActive[k] + / mode_lib->vba.NumberOfDSCSlices[k], + 1), + slices / 2.0, + mode_lib->vba.OutputFormat[k]) + + dscComputeDelay( + mode_lib->vba.OutputFormat[k])); + } + mode_lib->vba.DSCDelay[k] = mode_lib->vba.DSCDelay[k] + * mode_lib->vba.PixelClock[k] + / mode_lib->vba.PixelClockBackEnd[k]; + } else { + mode_lib->vba.DSCDelay[k] = 0; + } + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) + for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) // NumberOfPlanes + if (j != k && mode_lib->vba.BlendingAndTiming[k] == j + && mode_lib->vba.DSCEnabled[j]) + mode_lib->vba.DSCDelay[k] = mode_lib->vba.DSCDelay[j]; + + // Prefetch + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + unsigned int PDEAndMetaPTEBytesFrameY; + unsigned int PixelPTEBytesPerRowY; + unsigned int MetaRowByteY; + unsigned int MetaRowByteC; + unsigned int PDEAndMetaPTEBytesFrameC; + unsigned int PixelPTEBytesPerRowC; + + Calculate256BBlockSizes( + mode_lib->vba.SourcePixelFormat[k], + mode_lib->vba.SurfaceTiling[k], + dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1), + dml_ceil(mode_lib->vba.BytePerPixelDETC[k], 2), + &mode_lib->vba.BlockHeight256BytesY[k], + &mode_lib->vba.BlockHeight256BytesC[k], + &mode_lib->vba.BlockWidth256BytesY[k], + &mode_lib->vba.BlockWidth256BytesC[k]); + PDEAndMetaPTEBytesFrameY = CalculateVMAndRowBytes( + mode_lib, + mode_lib->vba.DCCEnable[k], + mode_lib->vba.BlockHeight256BytesY[k], + mode_lib->vba.BlockWidth256BytesY[k], + mode_lib->vba.SourcePixelFormat[k], + mode_lib->vba.SurfaceTiling[k], + dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1), + mode_lib->vba.SourceScan[k], + mode_lib->vba.ViewportWidth[k], + mode_lib->vba.ViewportHeight[k], + mode_lib->vba.SwathWidthY[k], + mode_lib->vba.VirtualMemoryEnable, + mode_lib->vba.VMMPageSize, + mode_lib->vba.PTEBufferSizeInRequests, + mode_lib->vba.PDEProcessingBufIn64KBReqs, + mode_lib->vba.PitchY[k], + mode_lib->vba.DCCMetaPitchY[k], + &mode_lib->vba.MacroTileWidthY[k], + &MetaRowByteY, + &PixelPTEBytesPerRowY, + &mode_lib->vba.PTEBufferSizeNotExceeded[mode_lib->vba.VoltageLevel], + &mode_lib->vba.dpte_row_height[k], + &mode_lib->vba.meta_row_height[k]); + mode_lib->vba.PrefetchSourceLinesY[k] = CalculatePrefetchSourceLines( + mode_lib, + mode_lib->vba.VRatio[k], + mode_lib->vba.vtaps[k], + mode_lib->vba.Interlace[k], + mode_lib->vba.ProgressiveToInterlaceUnitInOPP, + mode_lib->vba.SwathHeightY[k], + mode_lib->vba.ViewportYStartY[k], + &mode_lib->vba.VInitPreFillY[k], + &mode_lib->vba.MaxNumSwathY[k]); + + if ((mode_lib->vba.SourcePixelFormat[k] != dm_444_64 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_8)) { + PDEAndMetaPTEBytesFrameC = + CalculateVMAndRowBytes( + mode_lib, + mode_lib->vba.DCCEnable[k], + mode_lib->vba.BlockHeight256BytesC[k], + mode_lib->vba.BlockWidth256BytesC[k], + mode_lib->vba.SourcePixelFormat[k], + mode_lib->vba.SurfaceTiling[k], + dml_ceil( + mode_lib->vba.BytePerPixelDETC[k], + 2), + mode_lib->vba.SourceScan[k], + mode_lib->vba.ViewportWidth[k] / 2, + mode_lib->vba.ViewportHeight[k] / 2, + mode_lib->vba.SwathWidthY[k] / 2, + mode_lib->vba.VirtualMemoryEnable, + mode_lib->vba.VMMPageSize, + mode_lib->vba.PTEBufferSizeInRequests, + mode_lib->vba.PDEProcessingBufIn64KBReqs, + mode_lib->vba.PitchC[k], + 0, + &mode_lib->vba.MacroTileWidthC[k], + &MetaRowByteC, + &PixelPTEBytesPerRowC, + &mode_lib->vba.PTEBufferSizeNotExceeded[mode_lib->vba.VoltageLevel], + &mode_lib->vba.dpte_row_height_chroma[k], + &mode_lib->vba.meta_row_height_chroma[k]); + mode_lib->vba.PrefetchSourceLinesC[k] = CalculatePrefetchSourceLines( + mode_lib, + mode_lib->vba.VRatio[k] / 2, + mode_lib->vba.VTAPsChroma[k], + mode_lib->vba.Interlace[k], + mode_lib->vba.ProgressiveToInterlaceUnitInOPP, + mode_lib->vba.SwathHeightC[k], + mode_lib->vba.ViewportYStartC[k], + &mode_lib->vba.VInitPreFillC[k], + &mode_lib->vba.MaxNumSwathC[k]); + } else { + PixelPTEBytesPerRowC = 0; + PDEAndMetaPTEBytesFrameC = 0; + MetaRowByteC = 0; + mode_lib->vba.MaxNumSwathC[k] = 0; + mode_lib->vba.PrefetchSourceLinesC[k] = 0; + } + + mode_lib->vba.PixelPTEBytesPerRow[k] = PixelPTEBytesPerRowY + PixelPTEBytesPerRowC; + mode_lib->vba.PDEAndMetaPTEBytesFrame[k] = PDEAndMetaPTEBytesFrameY + + PDEAndMetaPTEBytesFrameC; + mode_lib->vba.MetaRowByte[k] = MetaRowByteY + MetaRowByteC; + + CalculateActiveRowBandwidth( + mode_lib->vba.VirtualMemoryEnable, + mode_lib->vba.SourcePixelFormat[k], + mode_lib->vba.VRatio[k], + mode_lib->vba.DCCEnable[k], + mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], + MetaRowByteY, + MetaRowByteC, + mode_lib->vba.meta_row_height[k], + mode_lib->vba.meta_row_height_chroma[k], + PixelPTEBytesPerRowY, + PixelPTEBytesPerRowC, + mode_lib->vba.dpte_row_height[k], + mode_lib->vba.dpte_row_height_chroma[k], + &mode_lib->vba.meta_row_bw[k], + &mode_lib->vba.dpte_row_bw[k], + &mode_lib->vba.qual_row_bw[k]); + } + + mode_lib->vba.TCalc = 24.0 / mode_lib->vba.DCFClkDeepSleep; + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.BlendingAndTiming[k] == k) { + if (mode_lib->vba.WritebackEnable[k] == true) { + mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = + mode_lib->vba.WritebackLatency + + CalculateWriteBackDelay( + mode_lib->vba.WritebackPixelFormat[k], + mode_lib->vba.WritebackHRatio[k], + mode_lib->vba.WritebackVRatio[k], + mode_lib->vba.WritebackLumaHTaps[k], + mode_lib->vba.WritebackLumaVTaps[k], + mode_lib->vba.WritebackChromaHTaps[k], + mode_lib->vba.WritebackChromaVTaps[k], + mode_lib->vba.WritebackDestinationWidth[k]) + / mode_lib->vba.DISPCLK; + } else + mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = 0; + for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) { + if (mode_lib->vba.BlendingAndTiming[j] == k + && mode_lib->vba.WritebackEnable[j] == true) { + mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = + dml_max( + mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k], + mode_lib->vba.WritebackLatency + + CalculateWriteBackDelay( + mode_lib->vba.WritebackPixelFormat[j], + mode_lib->vba.WritebackHRatio[j], + mode_lib->vba.WritebackVRatio[j], + mode_lib->vba.WritebackLumaHTaps[j], + mode_lib->vba.WritebackLumaVTaps[j], + mode_lib->vba.WritebackChromaHTaps[j], + mode_lib->vba.WritebackChromaVTaps[j], + mode_lib->vba.WritebackDestinationWidth[j]) + / mode_lib->vba.DISPCLK); + } + } + } + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) + for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) + if (mode_lib->vba.BlendingAndTiming[k] == j) + mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] = + mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][j]; + + mode_lib->vba.VStartupLines = 13; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.MaxVStartupLines[k] = + mode_lib->vba.VTotal[k] - mode_lib->vba.VActive[k] + - dml_max( + 1.0, + dml_ceil( + mode_lib->vba.WritebackDelay[mode_lib->vba.VoltageLevel][k] + / (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]), + 1)); + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) + mode_lib->vba.MaximumMaxVStartupLines = dml_max( + mode_lib->vba.MaximumMaxVStartupLines, + mode_lib->vba.MaxVStartupLines[k]); + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.cursor_bw[k] = 0.0; + for (j = 0; j < mode_lib->vba.NumberOfCursors[k]; ++j) + mode_lib->vba.cursor_bw[k] += mode_lib->vba.CursorWidth[k][j] + * mode_lib->vba.CursorBPP[k][j] / 8.0 + / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) + * mode_lib->vba.VRatio[k]; + } + + do { + double MaxTotalRDBandwidth = 0; + bool DestinationLineTimesForPrefetchLessThan2 = false; + bool VRatioPrefetchMoreThan4 = false; + bool prefetch_vm_bw_valid = true; + bool prefetch_row_bw_valid = true; + double TWait = CalculateTWait( + mode_lib->vba.PrefetchMode, + mode_lib->vba.DRAMClockChangeLatency, + mode_lib->vba.UrgentLatency, + mode_lib->vba.SREnterPlusExitTime); + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.XFCEnabled[k] == true) { + mode_lib->vba.XFCRemoteSurfaceFlipDelay = + CalculateRemoteSurfaceFlipDelay( + mode_lib, + mode_lib->vba.VRatio[k], + mode_lib->vba.SwathWidthY[k], + dml_ceil( + mode_lib->vba.BytePerPixelDETY[k], + 1), + mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k], + mode_lib->vba.XFCTSlvVupdateOffset, + mode_lib->vba.XFCTSlvVupdateWidth, + mode_lib->vba.XFCTSlvVreadyOffset, + mode_lib->vba.XFCXBUFLatencyTolerance, + mode_lib->vba.XFCFillBWOverhead, + mode_lib->vba.XFCSlvChunkSize, + mode_lib->vba.XFCBusTransportTime, + mode_lib->vba.TCalc, + TWait, + &mode_lib->vba.SrcActiveDrainRate, + &mode_lib->vba.TInitXFill, + &mode_lib->vba.TslvChk); + } else { + mode_lib->vba.XFCRemoteSurfaceFlipDelay = 0; + } + mode_lib->vba.ErrorResult[k] = + CalculatePrefetchSchedule( + mode_lib, + mode_lib->vba.DPPCLK[k], + mode_lib->vba.DISPCLK, + mode_lib->vba.PixelClock[k], + mode_lib->vba.DCFClkDeepSleep, + mode_lib->vba.DSCDelay[k], + mode_lib->vba.DPPPerPlane[k], + mode_lib->vba.ScalerEnabled[k], + mode_lib->vba.NumberOfCursors[k], + mode_lib->vba.DPPCLKDelaySubtotal, + mode_lib->vba.DPPCLKDelaySCL, + mode_lib->vba.DPPCLKDelaySCLLBOnly, + mode_lib->vba.DPPCLKDelayCNVCFormater, + mode_lib->vba.DPPCLKDelayCNVCCursor, + mode_lib->vba.DISPCLKDelaySubtotal, + (unsigned int) (mode_lib->vba.SwathWidthY[k] + / mode_lib->vba.HRatio[k]), + mode_lib->vba.OutputFormat[k], + mode_lib->vba.VTotal[k] + - mode_lib->vba.VActive[k], + mode_lib->vba.HTotal[k], + mode_lib->vba.MaxInterDCNTileRepeaters, + dml_min( + mode_lib->vba.VStartupLines, + mode_lib->vba.MaxVStartupLines[k]), + mode_lib->vba.MaxPageTableLevels, + mode_lib->vba.VirtualMemoryEnable, + mode_lib->vba.DynamicMetadataEnable[k], + mode_lib->vba.DynamicMetadataLinesBeforeActiveRequired[k], + mode_lib->vba.DynamicMetadataTransmittedBytes[k], + mode_lib->vba.DCCEnable[k], + mode_lib->vba.UrgentLatency, + mode_lib->vba.UrgentExtraLatency, + mode_lib->vba.TCalc, + mode_lib->vba.PDEAndMetaPTEBytesFrame[k], + mode_lib->vba.MetaRowByte[k], + mode_lib->vba.PixelPTEBytesPerRow[k], + mode_lib->vba.PrefetchSourceLinesY[k], + mode_lib->vba.SwathWidthY[k], + mode_lib->vba.BytePerPixelDETY[k], + mode_lib->vba.VInitPreFillY[k], + mode_lib->vba.MaxNumSwathY[k], + mode_lib->vba.PrefetchSourceLinesC[k], + mode_lib->vba.BytePerPixelDETC[k], + mode_lib->vba.VInitPreFillC[k], + mode_lib->vba.MaxNumSwathC[k], + mode_lib->vba.SwathHeightY[k], + mode_lib->vba.SwathHeightC[k], + TWait, + mode_lib->vba.XFCEnabled[k], + mode_lib->vba.XFCRemoteSurfaceFlipDelay, + mode_lib->vba.Interlace[k], + mode_lib->vba.ProgressiveToInterlaceUnitInOPP, + &mode_lib->vba.DSTXAfterScaler[k], + &mode_lib->vba.DSTYAfterScaler[k], + &mode_lib->vba.DestinationLinesForPrefetch[k], + &mode_lib->vba.PrefetchBandwidth[k], + &mode_lib->vba.DestinationLinesToRequestVMInVBlank[k], + &mode_lib->vba.DestinationLinesToRequestRowInVBlank[k], + &mode_lib->vba.VRatioPrefetchY[k], + &mode_lib->vba.VRatioPrefetchC[k], + &mode_lib->vba.RequiredPrefetchPixDataBW[k], + &mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, + &mode_lib->vba.Tno_bw[k], + &mode_lib->vba.VUpdateOffsetPix[k], + &mode_lib->vba.VUpdateWidthPix[k], + &mode_lib->vba.VReadyOffsetPix[k]); + if (mode_lib->vba.BlendingAndTiming[k] == k) { + mode_lib->vba.VStartup[k] = dml_min( + mode_lib->vba.VStartupLines, + mode_lib->vba.MaxVStartupLines[k]); + if (mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata + != 0) { + mode_lib->vba.VStartup[k] = + mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata; + } + } else { + mode_lib->vba.VStartup[k] = + dml_min( + mode_lib->vba.VStartupLines, + mode_lib->vba.MaxVStartupLines[mode_lib->vba.BlendingAndTiming[k]]); + } + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + + if (mode_lib->vba.PDEAndMetaPTEBytesFrame[k] == 0) + mode_lib->vba.prefetch_vm_bw[k] = 0; + else if (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] > 0) { + mode_lib->vba.prefetch_vm_bw[k] = + (double) mode_lib->vba.PDEAndMetaPTEBytesFrame[k] + / (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]); + } else { + mode_lib->vba.prefetch_vm_bw[k] = 0; + prefetch_vm_bw_valid = false; + } + if (mode_lib->vba.MetaRowByte[k] + mode_lib->vba.PixelPTEBytesPerRow[k] + == 0) + mode_lib->vba.prefetch_row_bw[k] = 0; + else if (mode_lib->vba.DestinationLinesToRequestRowInVBlank[k] > 0) { + mode_lib->vba.prefetch_row_bw[k] = + (double) (mode_lib->vba.MetaRowByte[k] + + mode_lib->vba.PixelPTEBytesPerRow[k]) + / (mode_lib->vba.DestinationLinesToRequestRowInVBlank[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]); + } else { + mode_lib->vba.prefetch_row_bw[k] = 0; + prefetch_row_bw_valid = false; + } + + MaxTotalRDBandwidth = + MaxTotalRDBandwidth + mode_lib->vba.cursor_bw[k] + + dml_max( + mode_lib->vba.prefetch_vm_bw[k], + dml_max( + mode_lib->vba.prefetch_row_bw[k], + dml_max( + mode_lib->vba.ReadBandwidthPlaneLuma[k] + + mode_lib->vba.ReadBandwidthPlaneChroma[k], + mode_lib->vba.RequiredPrefetchPixDataBW[k]) + + mode_lib->vba.meta_row_bw[k] + + mode_lib->vba.dpte_row_bw[k])); + + if (mode_lib->vba.DestinationLinesForPrefetch[k] < 2) + DestinationLineTimesForPrefetchLessThan2 = true; + if (mode_lib->vba.VRatioPrefetchY[k] > 4 + || mode_lib->vba.VRatioPrefetchC[k] > 4) + VRatioPrefetchMoreThan4 = true; + } + + if (MaxTotalRDBandwidth <= mode_lib->vba.ReturnBW && prefetch_vm_bw_valid + && prefetch_row_bw_valid && !VRatioPrefetchMoreThan4 + && !DestinationLineTimesForPrefetchLessThan2) + mode_lib->vba.PrefetchModeSupported = true; + else { + mode_lib->vba.PrefetchModeSupported = false; + dml_print( + "DML: CalculatePrefetchSchedule ***failed***. Bandwidth violation. Results are NOT valid\n"); + } + + if (mode_lib->vba.PrefetchModeSupported == true) { + double final_flip_bw[DC__NUM_DPP__MAX]; + unsigned int ImmediateFlipBytes[DC__NUM_DPP__MAX]; + double total_dcn_read_bw_with_flip = 0; + + mode_lib->vba.BandwidthAvailableForImmediateFlip = mode_lib->vba.ReturnBW; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.BandwidthAvailableForImmediateFlip = + mode_lib->vba.BandwidthAvailableForImmediateFlip + - mode_lib->vba.cursor_bw[k] + - dml_max( + mode_lib->vba.ReadBandwidthPlaneLuma[k] + + mode_lib->vba.ReadBandwidthPlaneChroma[k] + + mode_lib->vba.qual_row_bw[k], + mode_lib->vba.PrefetchBandwidth[k]); + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + ImmediateFlipBytes[k] = 0; + if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 + && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { + ImmediateFlipBytes[k] = + mode_lib->vba.PDEAndMetaPTEBytesFrame[k] + + mode_lib->vba.MetaRowByte[k] + + mode_lib->vba.PixelPTEBytesPerRow[k]; + } + } + mode_lib->vba.TotImmediateFlipBytes = 0; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 + && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { + mode_lib->vba.TotImmediateFlipBytes = + mode_lib->vba.TotImmediateFlipBytes + + ImmediateFlipBytes[k]; + } + } + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + CalculateFlipSchedule( + mode_lib, + mode_lib->vba.UrgentExtraLatency, + mode_lib->vba.UrgentLatency, + mode_lib->vba.MaxPageTableLevels, + mode_lib->vba.VirtualMemoryEnable, + mode_lib->vba.BandwidthAvailableForImmediateFlip, + mode_lib->vba.TotImmediateFlipBytes, + mode_lib->vba.SourcePixelFormat[k], + ImmediateFlipBytes[k], + mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k], + mode_lib->vba.VRatio[k], + mode_lib->vba.Tno_bw[k], + mode_lib->vba.PDEAndMetaPTEBytesFrame[k], + mode_lib->vba.MetaRowByte[k], + mode_lib->vba.PixelPTEBytesPerRow[k], + mode_lib->vba.DCCEnable[k], + mode_lib->vba.dpte_row_height[k], + mode_lib->vba.meta_row_height[k], + mode_lib->vba.qual_row_bw[k], + &mode_lib->vba.DestinationLinesToRequestVMInImmediateFlip[k], + &mode_lib->vba.DestinationLinesToRequestRowInImmediateFlip[k], + &final_flip_bw[k], + &mode_lib->vba.ImmediateFlipSupportedForPipe[k]); + } + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + total_dcn_read_bw_with_flip = + total_dcn_read_bw_with_flip + + mode_lib->vba.cursor_bw[k] + + dml_max( + mode_lib->vba.prefetch_vm_bw[k], + dml_max( + mode_lib->vba.prefetch_row_bw[k], + final_flip_bw[k] + + dml_max( + mode_lib->vba.ReadBandwidthPlaneLuma[k] + + mode_lib->vba.ReadBandwidthPlaneChroma[k], + mode_lib->vba.RequiredPrefetchPixDataBW[k]))); + } + mode_lib->vba.ImmediateFlipSupported = true; + if (total_dcn_read_bw_with_flip > mode_lib->vba.ReturnBW) { + mode_lib->vba.ImmediateFlipSupported = false; + } + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.ImmediateFlipSupportedForPipe[k] == false) { + mode_lib->vba.ImmediateFlipSupported = false; + } + } + } else { + mode_lib->vba.ImmediateFlipSupported = false; + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.ErrorResult[k]) { + mode_lib->vba.PrefetchModeSupported = false; + dml_print( + "DML: CalculatePrefetchSchedule ***failed***. Prefetch schedule violation. Results are NOT valid\n"); + } + } + + mode_lib->vba.VStartupLines = mode_lib->vba.VStartupLines + 1; + } while (!((mode_lib->vba.PrefetchModeSupported + && (!mode_lib->vba.ImmediateFlipSupport + || mode_lib->vba.ImmediateFlipSupported)) + || mode_lib->vba.MaximumMaxVStartupLines < mode_lib->vba.VStartupLines)); + + //Display Pipeline Delivery Time in Prefetch + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.VRatioPrefetchY[k] <= 1) { + mode_lib->vba.DisplayPipeLineDeliveryTimeLumaPrefetch[k] = + mode_lib->vba.SwathWidthY[k] * mode_lib->vba.DPPPerPlane[k] + / mode_lib->vba.HRatio[k] + / mode_lib->vba.PixelClock[k]; + } else { + mode_lib->vba.DisplayPipeLineDeliveryTimeLumaPrefetch[k] = + mode_lib->vba.SwathWidthY[k] + / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] + / mode_lib->vba.DPPCLK[k]; + } + if (mode_lib->vba.BytePerPixelDETC[k] == 0) { + mode_lib->vba.DisplayPipeLineDeliveryTimeChromaPrefetch[k] = 0; + } else { + if (mode_lib->vba.VRatioPrefetchC[k] <= 1) { + mode_lib->vba.DisplayPipeLineDeliveryTimeChromaPrefetch[k] = + mode_lib->vba.SwathWidthY[k] + * mode_lib->vba.DPPPerPlane[k] + / mode_lib->vba.HRatio[k] + / mode_lib->vba.PixelClock[k]; + } else { + mode_lib->vba.DisplayPipeLineDeliveryTimeChromaPrefetch[k] = + mode_lib->vba.SwathWidthY[k] + / mode_lib->vba.PSCL_THROUGHPUT_LUMA[k] + / mode_lib->vba.DPPCLK[k]; + } + } + } + + // Min TTUVBlank + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.PrefetchMode == 0) { + mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k] = true; + mode_lib->vba.AllowDRAMSelfRefreshDuringVBlank[k] = true; + mode_lib->vba.MinTTUVBlank[k] = dml_max( + mode_lib->vba.DRAMClockChangeWatermark, + dml_max( + mode_lib->vba.StutterEnterPlusExitWatermark, + mode_lib->vba.UrgentWatermark)); + } else if (mode_lib->vba.PrefetchMode == 1) { + mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k] = false; + mode_lib->vba.AllowDRAMSelfRefreshDuringVBlank[k] = true; + mode_lib->vba.MinTTUVBlank[k] = dml_max( + mode_lib->vba.StutterEnterPlusExitWatermark, + mode_lib->vba.UrgentWatermark); + } else { + mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k] = false; + mode_lib->vba.AllowDRAMSelfRefreshDuringVBlank[k] = false; + mode_lib->vba.MinTTUVBlank[k] = mode_lib->vba.UrgentWatermark; + } + if (!mode_lib->vba.DynamicMetadataEnable[k]) + mode_lib->vba.MinTTUVBlank[k] = mode_lib->vba.TCalc + + mode_lib->vba.MinTTUVBlank[k]; + } + + // DCC Configuration + mode_lib->vba.ActiveDPPs = 0; + // NB P-State/DRAM Clock Change Support + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.ActiveDPPs = mode_lib->vba.ActiveDPPs + mode_lib->vba.DPPPerPlane[k]; + } + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + double EffectiveLBLatencyHidingY; + double EffectiveLBLatencyHidingC; + double DPPOutputBufferLinesY; + double DPPOutputBufferLinesC; + double DPPOPPBufferingY; + double MaxDETBufferingTimeY; + double ActiveDRAMClockChangeLatencyMarginY; + + mode_lib->vba.LBLatencyHidingSourceLinesY = + dml_min( + mode_lib->vba.MaxLineBufferLines, + (unsigned int) dml_floor( + (double) mode_lib->vba.LineBufferSize + / mode_lib->vba.LBBitPerPixel[k] + / (mode_lib->vba.SwathWidthY[k] + / dml_max( + mode_lib->vba.HRatio[k], + 1.0)), + 1)) - (mode_lib->vba.vtaps[k] - 1); + + mode_lib->vba.LBLatencyHidingSourceLinesC = + dml_min( + mode_lib->vba.MaxLineBufferLines, + (unsigned int) dml_floor( + (double) mode_lib->vba.LineBufferSize + / mode_lib->vba.LBBitPerPixel[k] + / (mode_lib->vba.SwathWidthY[k] + / 2.0 + / dml_max( + mode_lib->vba.HRatio[k] + / 2, + 1.0)), + 1)) + - (mode_lib->vba.VTAPsChroma[k] - 1); + + EffectiveLBLatencyHidingY = mode_lib->vba.LBLatencyHidingSourceLinesY + / mode_lib->vba.VRatio[k] + * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]); + + EffectiveLBLatencyHidingC = mode_lib->vba.LBLatencyHidingSourceLinesC + / (mode_lib->vba.VRatio[k] / 2) + * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]); + + if (mode_lib->vba.SwathWidthY[k] > 2 * mode_lib->vba.DPPOutputBufferPixels) { + DPPOutputBufferLinesY = mode_lib->vba.DPPOutputBufferPixels + / mode_lib->vba.SwathWidthY[k]; + } else if (mode_lib->vba.SwathWidthY[k] > mode_lib->vba.DPPOutputBufferPixels) { + DPPOutputBufferLinesY = 0.5; + } else { + DPPOutputBufferLinesY = 1; + } + + if (mode_lib->vba.SwathWidthY[k] / 2 > 2 * mode_lib->vba.DPPOutputBufferPixels) { + DPPOutputBufferLinesC = mode_lib->vba.DPPOutputBufferPixels + / (mode_lib->vba.SwathWidthY[k] / 2); + } else if (mode_lib->vba.SwathWidthY[k] / 2 > mode_lib->vba.DPPOutputBufferPixels) { + DPPOutputBufferLinesC = 0.5; + } else { + DPPOutputBufferLinesC = 1; + } + + DPPOPPBufferingY = (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) + * (DPPOutputBufferLinesY + mode_lib->vba.OPPOutputBufferLines); + MaxDETBufferingTimeY = mode_lib->vba.FullDETBufferingTimeY[k] + + (mode_lib->vba.LinesInDETY[k] + - mode_lib->vba.LinesInDETYRoundedDownToSwath[k]) + / mode_lib->vba.SwathHeightY[k] + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]); + + ActiveDRAMClockChangeLatencyMarginY = DPPOPPBufferingY + EffectiveLBLatencyHidingY + + MaxDETBufferingTimeY - mode_lib->vba.DRAMClockChangeWatermark; + + if (mode_lib->vba.ActiveDPPs > 1) { + ActiveDRAMClockChangeLatencyMarginY = + ActiveDRAMClockChangeLatencyMarginY + - (1 - 1 / (mode_lib->vba.ActiveDPPs - 1)) + * mode_lib->vba.SwathHeightY[k] + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]); + } + + if (mode_lib->vba.BytePerPixelDETC[k] > 0) { + double DPPOPPBufferingC = (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) + * (DPPOutputBufferLinesC + + mode_lib->vba.OPPOutputBufferLines); + double MaxDETBufferingTimeC = + mode_lib->vba.FullDETBufferingTimeC[k] + + (mode_lib->vba.LinesInDETC[k] + - mode_lib->vba.LinesInDETCRoundedDownToSwath[k]) + / mode_lib->vba.SwathHeightC[k] + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]); + double ActiveDRAMClockChangeLatencyMarginC = DPPOPPBufferingC + + EffectiveLBLatencyHidingC + MaxDETBufferingTimeC + - mode_lib->vba.DRAMClockChangeWatermark; + + if (mode_lib->vba.ActiveDPPs > 1) { + ActiveDRAMClockChangeLatencyMarginC = + ActiveDRAMClockChangeLatencyMarginC + - (1 + - 1 + / (mode_lib->vba.ActiveDPPs + - 1)) + * mode_lib->vba.SwathHeightC[k] + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]); + } + mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = dml_min( + ActiveDRAMClockChangeLatencyMarginY, + ActiveDRAMClockChangeLatencyMarginC); + } else { + mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = + ActiveDRAMClockChangeLatencyMarginY; + } + + if (mode_lib->vba.WritebackEnable[k]) { + double WritebackDRAMClockChangeLatencyMargin; + + if (mode_lib->vba.WritebackPixelFormat[k] == dm_444_32) { + WritebackDRAMClockChangeLatencyMargin = + (double) (mode_lib->vba.WritebackInterfaceLumaBufferSize + + mode_lib->vba.WritebackInterfaceChromaBufferSize) + / (mode_lib->vba.WritebackDestinationWidth[k] + * mode_lib->vba.WritebackDestinationHeight[k] + / (mode_lib->vba.WritebackSourceHeight[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) + * 4) + - mode_lib->vba.WritebackDRAMClockChangeWatermark; + } else if (mode_lib->vba.WritebackPixelFormat[k] == dm_420_10) { + WritebackDRAMClockChangeLatencyMargin = + dml_min( + (double) mode_lib->vba.WritebackInterfaceLumaBufferSize + * 8.0 / 10, + 2.0 + * mode_lib->vba.WritebackInterfaceChromaBufferSize + * 8 / 10) + / (mode_lib->vba.WritebackDestinationWidth[k] + * mode_lib->vba.WritebackDestinationHeight[k] + / (mode_lib->vba.WritebackSourceHeight[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k])) + - mode_lib->vba.WritebackDRAMClockChangeWatermark; + } else { + WritebackDRAMClockChangeLatencyMargin = + dml_min( + (double) mode_lib->vba.WritebackInterfaceLumaBufferSize, + 2.0 + * mode_lib->vba.WritebackInterfaceChromaBufferSize) + / (mode_lib->vba.WritebackDestinationWidth[k] + * mode_lib->vba.WritebackDestinationHeight[k] + / (mode_lib->vba.WritebackSourceHeight[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k])) + - mode_lib->vba.WritebackDRAMClockChangeWatermark; + } + mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] = dml_min( + mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k], + WritebackDRAMClockChangeLatencyMargin); + } + } + + mode_lib->vba.MinActiveDRAMClockChangeMargin = 999999; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k] + < mode_lib->vba.MinActiveDRAMClockChangeMargin) { + mode_lib->vba.MinActiveDRAMClockChangeMargin = + mode_lib->vba.ActiveDRAMClockChangeLatencyMargin[k]; + } + } + + mode_lib->vba.MinActiveDRAMClockChangeLatencySupported = + mode_lib->vba.MinActiveDRAMClockChangeMargin + + mode_lib->vba.DRAMClockChangeLatency; + + if (mode_lib->vba.MinActiveDRAMClockChangeMargin > 0) { + mode_lib->vba.DRAMClockChangeSupport = dm_dram_clock_change_vactive; + } else { + if (mode_lib->vba.SynchronizedVBlank || mode_lib->vba.NumberOfActivePlanes == 1) { + mode_lib->vba.DRAMClockChangeSupport = dm_dram_clock_change_vblank; + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (!mode_lib->vba.AllowDRAMClockChangeDuringVBlank[k]) { + mode_lib->vba.DRAMClockChangeSupport = + dm_dram_clock_change_unsupported; + } + } + } else { + mode_lib->vba.DRAMClockChangeSupport = dm_dram_clock_change_unsupported; + } + } + + //XFC Parameters: + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + if (mode_lib->vba.XFCEnabled[k] == true) { + double TWait; + + mode_lib->vba.XFCSlaveVUpdateOffset[k] = mode_lib->vba.XFCTSlvVupdateOffset; + mode_lib->vba.XFCSlaveVupdateWidth[k] = mode_lib->vba.XFCTSlvVupdateWidth; + mode_lib->vba.XFCSlaveVReadyOffset[k] = mode_lib->vba.XFCTSlvVreadyOffset; + TWait = CalculateTWait( + mode_lib->vba.PrefetchMode, + mode_lib->vba.DRAMClockChangeLatency, + mode_lib->vba.UrgentLatency, + mode_lib->vba.SREnterPlusExitTime); + mode_lib->vba.XFCRemoteSurfaceFlipDelay = CalculateRemoteSurfaceFlipDelay( + mode_lib, + mode_lib->vba.VRatio[k], + mode_lib->vba.SwathWidthY[k], + dml_ceil(mode_lib->vba.BytePerPixelDETY[k], 1), + mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k], + mode_lib->vba.XFCTSlvVupdateOffset, + mode_lib->vba.XFCTSlvVupdateWidth, + mode_lib->vba.XFCTSlvVreadyOffset, + mode_lib->vba.XFCXBUFLatencyTolerance, + mode_lib->vba.XFCFillBWOverhead, + mode_lib->vba.XFCSlvChunkSize, + mode_lib->vba.XFCBusTransportTime, + mode_lib->vba.TCalc, + TWait, + &mode_lib->vba.SrcActiveDrainRate, + &mode_lib->vba.TInitXFill, + &mode_lib->vba.TslvChk); + mode_lib->vba.XFCRemoteSurfaceFlipLatency[k] = + dml_floor( + mode_lib->vba.XFCRemoteSurfaceFlipDelay + / (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]), + 1); + mode_lib->vba.XFCTransferDelay[k] = + dml_ceil( + mode_lib->vba.XFCBusTransportTime + / (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]), + 1); + mode_lib->vba.XFCPrechargeDelay[k] = + dml_ceil( + (mode_lib->vba.XFCBusTransportTime + + mode_lib->vba.TInitXFill + + mode_lib->vba.TslvChk) + / (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]), + 1); + mode_lib->vba.InitFillLevel = mode_lib->vba.XFCXBUFLatencyTolerance + * mode_lib->vba.SrcActiveDrainRate; + mode_lib->vba.FinalFillMargin = + (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] + + mode_lib->vba.DestinationLinesToRequestRowInVBlank[k]) + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k] + * mode_lib->vba.SrcActiveDrainRate + + mode_lib->vba.XFCFillConstant; + mode_lib->vba.FinalFillLevel = mode_lib->vba.XFCRemoteSurfaceFlipDelay + * mode_lib->vba.SrcActiveDrainRate + + mode_lib->vba.FinalFillMargin; + mode_lib->vba.RemainingFillLevel = dml_max( + 0.0, + mode_lib->vba.FinalFillLevel - mode_lib->vba.InitFillLevel); + mode_lib->vba.TFinalxFill = mode_lib->vba.RemainingFillLevel + / (mode_lib->vba.SrcActiveDrainRate + * mode_lib->vba.XFCFillBWOverhead / 100); + mode_lib->vba.XFCPrefetchMargin[k] = + mode_lib->vba.XFCRemoteSurfaceFlipDelay + + mode_lib->vba.TFinalxFill + + (mode_lib->vba.DestinationLinesToRequestVMInVBlank[k] + + mode_lib->vba.DestinationLinesToRequestRowInVBlank[k]) + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]; + } else { + mode_lib->vba.XFCSlaveVUpdateOffset[k] = 0; + mode_lib->vba.XFCSlaveVupdateWidth[k] = 0; + mode_lib->vba.XFCSlaveVReadyOffset[k] = 0; + mode_lib->vba.XFCRemoteSurfaceFlipLatency[k] = 0; + mode_lib->vba.XFCPrechargeDelay[k] = 0; + mode_lib->vba.XFCTransferDelay[k] = 0; + mode_lib->vba.XFCPrefetchMargin[k] = 0; + } + } +} + +static void DisplayPipeConfiguration(struct display_mode_lib *mode_lib) +{ + double BytePerPixDETY; + double BytePerPixDETC; + double Read256BytesBlockHeightY; + double Read256BytesBlockHeightC; + double Read256BytesBlockWidthY; + double Read256BytesBlockWidthC; + double MaximumSwathHeightY; + double MaximumSwathHeightC; + double MinimumSwathHeightY; + double MinimumSwathHeightC; + double SwathWidth; + double SwathWidthGranularityY; + double SwathWidthGranularityC; + double RoundedUpMaxSwathSizeBytesY; + double RoundedUpMaxSwathSizeBytesC; + unsigned int j, k; + + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + bool MainPlaneDoesODMCombine = false; + + if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { + BytePerPixDETY = 8; + BytePerPixDETC = 0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32) { + BytePerPixDETY = 4; + BytePerPixDETC = 0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_16) { + BytePerPixDETY = 2; + BytePerPixDETC = 0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_8) { + BytePerPixDETY = 1; + BytePerPixDETC = 0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { + BytePerPixDETY = 1; + BytePerPixDETC = 2; + } else { + BytePerPixDETY = 4.0 / 3.0; + BytePerPixDETC = 8.0 / 3.0; + } + + if ((mode_lib->vba.SourcePixelFormat[k] == dm_444_64 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_32 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_16 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_8)) { + if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { + Read256BytesBlockHeightY = 1; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { + Read256BytesBlockHeightY = 4; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_16) { + Read256BytesBlockHeightY = 8; + } else { + Read256BytesBlockHeightY = 16; + } + Read256BytesBlockWidthY = 256 / dml_ceil(BytePerPixDETY, 1) + / Read256BytesBlockHeightY; + Read256BytesBlockHeightC = 0; + Read256BytesBlockWidthC = 0; + } else { + if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { + Read256BytesBlockHeightY = 1; + Read256BytesBlockHeightC = 1; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { + Read256BytesBlockHeightY = 16; + Read256BytesBlockHeightC = 8; + } else { + Read256BytesBlockHeightY = 8; + Read256BytesBlockHeightC = 8; + } + Read256BytesBlockWidthY = 256 / dml_ceil(BytePerPixDETY, 1) + / Read256BytesBlockHeightY; + Read256BytesBlockWidthC = 256 / dml_ceil(BytePerPixDETC, 2) + / Read256BytesBlockHeightC; + } + + if (mode_lib->vba.SourceScan[k] == dm_horz) { + MaximumSwathHeightY = Read256BytesBlockHeightY; + MaximumSwathHeightC = Read256BytesBlockHeightC; + } else { + MaximumSwathHeightY = Read256BytesBlockWidthY; + MaximumSwathHeightC = Read256BytesBlockWidthC; + } + + if ((mode_lib->vba.SourcePixelFormat[k] == dm_444_64 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_32 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_16 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_8)) { + if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear + || (mode_lib->vba.SourcePixelFormat[k] == dm_444_64 + && (mode_lib->vba.SurfaceTiling[k] + == dm_sw_4kb_s + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_4kb_s_x + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_64kb_s + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_64kb_s_t + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_64kb_s_x + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_var_s + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_var_s_x) + && mode_lib->vba.SourceScan[k] == dm_horz)) { + MinimumSwathHeightY = MaximumSwathHeightY; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_8 + && mode_lib->vba.SourceScan[k] != dm_horz) { + MinimumSwathHeightY = MaximumSwathHeightY; + } else { + MinimumSwathHeightY = MaximumSwathHeightY / 2.0; + } + MinimumSwathHeightC = MaximumSwathHeightC; + } else { + if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { + MinimumSwathHeightY = MaximumSwathHeightY; + MinimumSwathHeightC = MaximumSwathHeightC; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8 + && mode_lib->vba.SourceScan[k] == dm_horz) { + MinimumSwathHeightY = MaximumSwathHeightY / 2.0; + MinimumSwathHeightC = MaximumSwathHeightC; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10 + && mode_lib->vba.SourceScan[k] == dm_horz) { + MinimumSwathHeightC = MaximumSwathHeightC / 2.0; + MinimumSwathHeightY = MaximumSwathHeightY; + } else { + MinimumSwathHeightY = MaximumSwathHeightY; + MinimumSwathHeightC = MaximumSwathHeightC; + } + } + + if (mode_lib->vba.SourceScan[k] == dm_horz) { + SwathWidth = mode_lib->vba.ViewportWidth[k]; + } else { + SwathWidth = mode_lib->vba.ViewportHeight[k]; + } + + if (mode_lib->vba.ODMCombineEnabled[k] == true) { + MainPlaneDoesODMCombine = true; + } + for (j = 0; j < mode_lib->vba.NumberOfActivePlanes; ++j) { + if (mode_lib->vba.BlendingAndTiming[k] == j + && mode_lib->vba.ODMCombineEnabled[j] == true) { + MainPlaneDoesODMCombine = true; + } + } + + if (MainPlaneDoesODMCombine == true) { + SwathWidth = dml_min( + SwathWidth, + mode_lib->vba.HActive[k] / 2.0 * mode_lib->vba.HRatio[k]); + } else { + SwathWidth = SwathWidth / mode_lib->vba.DPPPerPlane[k]; + } + + SwathWidthGranularityY = 256 / dml_ceil(BytePerPixDETY, 1) / MaximumSwathHeightY; + RoundedUpMaxSwathSizeBytesY = (dml_ceil( + (double) (SwathWidth - 1), + SwathWidthGranularityY) + SwathWidthGranularityY) * BytePerPixDETY + * MaximumSwathHeightY; + if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10) { + RoundedUpMaxSwathSizeBytesY = dml_ceil(RoundedUpMaxSwathSizeBytesY, 256) + + 256; + } + if (MaximumSwathHeightC > 0) { + SwathWidthGranularityC = 256.0 / dml_ceil(BytePerPixDETC, 2) + / MaximumSwathHeightC; + RoundedUpMaxSwathSizeBytesC = (dml_ceil( + (double) (SwathWidth / 2.0 - 1), + SwathWidthGranularityC) + SwathWidthGranularityC) + * BytePerPixDETC * MaximumSwathHeightC; + if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10) { + RoundedUpMaxSwathSizeBytesC = dml_ceil( + RoundedUpMaxSwathSizeBytesC, + 256) + 256; + } + } else + RoundedUpMaxSwathSizeBytesC = 0.0; + + if (RoundedUpMaxSwathSizeBytesY + RoundedUpMaxSwathSizeBytesC + <= mode_lib->vba.DETBufferSizeInKByte * 1024.0 / 2.0) { + mode_lib->vba.SwathHeightY[k] = MaximumSwathHeightY; + mode_lib->vba.SwathHeightC[k] = MaximumSwathHeightC; + } else { + mode_lib->vba.SwathHeightY[k] = MinimumSwathHeightY; + mode_lib->vba.SwathHeightC[k] = MinimumSwathHeightC; + } + + if (mode_lib->vba.SwathHeightC[k] == 0) { + mode_lib->vba.DETBufferSizeY[k] = mode_lib->vba.DETBufferSizeInKByte * 1024; + mode_lib->vba.DETBufferSizeC[k] = 0; + } else if (mode_lib->vba.SwathHeightY[k] <= mode_lib->vba.SwathHeightC[k]) { + mode_lib->vba.DETBufferSizeY[k] = mode_lib->vba.DETBufferSizeInKByte + * 1024.0 / 2; + mode_lib->vba.DETBufferSizeC[k] = mode_lib->vba.DETBufferSizeInKByte + * 1024.0 / 2; + } else { + mode_lib->vba.DETBufferSizeY[k] = mode_lib->vba.DETBufferSizeInKByte + * 1024.0 * 2 / 3; + mode_lib->vba.DETBufferSizeC[k] = mode_lib->vba.DETBufferSizeInKByte + * 1024.0 / 3; + } + } +} + +bool Calculate256BBlockSizes( + enum source_format_class SourcePixelFormat, + enum dm_swizzle_mode SurfaceTiling, + unsigned int BytePerPixelY, + unsigned int BytePerPixelC, + unsigned int *BlockHeight256BytesY, + unsigned int *BlockHeight256BytesC, + unsigned int *BlockWidth256BytesY, + unsigned int *BlockWidth256BytesC) +{ + if ((SourcePixelFormat == dm_444_64 || SourcePixelFormat == dm_444_32 + || SourcePixelFormat == dm_444_16 + || SourcePixelFormat == dm_444_8)) { + 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 = 256 / BytePerPixelY / *BlockHeight256BytesY; + *BlockHeight256BytesC = 0; + *BlockWidth256BytesC = 0; + } else { + if (SurfaceTiling == dm_sw_linear) { + *BlockHeight256BytesY = 1; + *BlockHeight256BytesC = 1; + } else if (SourcePixelFormat == dm_420_8) { + *BlockHeight256BytesY = 16; + *BlockHeight256BytesC = 8; + } else { + *BlockHeight256BytesY = 8; + *BlockHeight256BytesC = 8; + } + *BlockWidth256BytesY = 256 / BytePerPixelY / *BlockHeight256BytesY; + *BlockWidth256BytesC = 256 / 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; + } +} + +static double CalculateRemoteSurfaceFlipDelay( + struct display_mode_lib *mode_lib, + double VRatio, + double SwathWidth, + double Bpp, + double LineTime, + double XFCTSlvVupdateOffset, + double XFCTSlvVupdateWidth, + double XFCTSlvVreadyOffset, + double XFCXBUFLatencyTolerance, + double XFCFillBWOverhead, + double XFCSlvChunkSize, + double XFCBusTransportTime, + double TCalc, + double TWait, + double *SrcActiveDrainRate, + double *TInitXFill, + double *TslvChk) +{ + double TSlvSetup, AvgfillRate, result; + + *SrcActiveDrainRate = VRatio * SwathWidth * Bpp / LineTime; + TSlvSetup = XFCTSlvVupdateOffset + XFCTSlvVupdateWidth + XFCTSlvVreadyOffset; + *TInitXFill = XFCXBUFLatencyTolerance / (1 + XFCFillBWOverhead / 100); + AvgfillRate = *SrcActiveDrainRate * (1 + XFCFillBWOverhead / 100); + *TslvChk = XFCSlvChunkSize / AvgfillRate; + dml_print( + "DML::CalculateRemoteSurfaceFlipDelay: SrcActiveDrainRate: %f\n", + *SrcActiveDrainRate); + dml_print("DML::CalculateRemoteSurfaceFlipDelay: TSlvSetup: %f\n", TSlvSetup); + dml_print("DML::CalculateRemoteSurfaceFlipDelay: TInitXFill: %f\n", *TInitXFill); + dml_print("DML::CalculateRemoteSurfaceFlipDelay: AvgfillRate: %f\n", AvgfillRate); + dml_print("DML::CalculateRemoteSurfaceFlipDelay: TslvChk: %f\n", *TslvChk); + result = 2 * XFCBusTransportTime + TSlvSetup + TCalc + TWait + *TslvChk + *TInitXFill; // TODO: This doesn't seem to match programming guide + dml_print("DML::CalculateRemoteSurfaceFlipDelay: RemoteSurfaceFlipDelay: %f\n", result); + return result; +} + +static double CalculateWriteBackDISPCLK( + enum source_format_class WritebackPixelFormat, + double PixelClock, + double WritebackHRatio, + double WritebackVRatio, + unsigned int WritebackLumaHTaps, + unsigned int WritebackLumaVTaps, + unsigned int WritebackChromaHTaps, + unsigned int WritebackChromaVTaps, + double WritebackDestinationWidth, + unsigned int HTotal, + unsigned int WritebackChromaLineBufferWidth) +{ + double CalculateWriteBackDISPCLK = + 1.01 * PixelClock + * dml_max( + dml_ceil(WritebackLumaHTaps / 4.0, 1) + / WritebackHRatio, + dml_max( + (WritebackLumaVTaps + * dml_ceil( + 1.0 + / WritebackVRatio, + 1) + * dml_ceil( + WritebackDestinationWidth + / 4.0, + 1) + + dml_ceil( + WritebackDestinationWidth + / 4.0, + 1)) + / (double) HTotal + + dml_ceil( + 1.0 + / WritebackVRatio, + 1) + * (dml_ceil( + WritebackLumaVTaps + / 4.0, + 1) + + 4.0) + / (double) HTotal, + dml_ceil( + 1.0 + / WritebackVRatio, + 1) + * WritebackDestinationWidth + / (double) HTotal)); + if (WritebackPixelFormat != dm_444_32) { + CalculateWriteBackDISPCLK = + dml_max( + CalculateWriteBackDISPCLK, + 1.01 * PixelClock + * dml_max( + dml_ceil( + WritebackChromaHTaps + / 2.0, + 1) + / (2 + * WritebackHRatio), + dml_max( + (WritebackChromaVTaps + * dml_ceil( + 1 + / (2 + * WritebackVRatio), + 1) + * dml_ceil( + WritebackDestinationWidth + / 2.0 + / 2.0, + 1) + + dml_ceil( + WritebackDestinationWidth + / 2.0 + / WritebackChromaLineBufferWidth, + 1)) + / HTotal + + dml_ceil( + 1 + / (2 + * WritebackVRatio), + 1) + * (dml_ceil( + WritebackChromaVTaps + / 4.0, + 1) + + 4) + / HTotal, + dml_ceil( + 1.0 + / (2 + * WritebackVRatio), + 1) + * WritebackDestinationWidth + / 2.0 + / HTotal))); + } + return CalculateWriteBackDISPCLK; +} + +static double CalculateWriteBackDelay( + enum source_format_class WritebackPixelFormat, + double WritebackHRatio, + double WritebackVRatio, + unsigned int WritebackLumaHTaps, + unsigned int WritebackLumaVTaps, + unsigned int WritebackChromaHTaps, + unsigned int WritebackChromaVTaps, + unsigned int WritebackDestinationWidth) +{ + double CalculateWriteBackDelay = + dml_max( + dml_ceil(WritebackLumaHTaps / 4.0, 1) / WritebackHRatio, + WritebackLumaVTaps * dml_ceil(1.0 / WritebackVRatio, 1) + * dml_ceil( + WritebackDestinationWidth + / 4.0, + 1) + + dml_ceil(1.0 / WritebackVRatio, 1) + * (dml_ceil( + WritebackLumaVTaps + / 4.0, + 1) + 4)); + + if (WritebackPixelFormat != dm_444_32) { + CalculateWriteBackDelay = + dml_max( + CalculateWriteBackDelay, + dml_max( + dml_ceil( + WritebackChromaHTaps + / 2.0, + 1) + / (2 + * WritebackHRatio), + WritebackChromaVTaps + * dml_ceil( + 1 + / (2 + * WritebackVRatio), + 1) + * dml_ceil( + WritebackDestinationWidth + / 2.0 + / 2.0, + 1) + + dml_ceil( + 1 + / (2 + * WritebackVRatio), + 1) + * (dml_ceil( + WritebackChromaVTaps + / 4.0, + 1) + + 4))); + } + return CalculateWriteBackDelay; +} + +static void CalculateActiveRowBandwidth( + bool VirtualMemoryEnable, + enum source_format_class SourcePixelFormat, + double VRatio, + bool DCCEnable, + double LineTime, + unsigned int MetaRowByteLuma, + unsigned int MetaRowByteChroma, + unsigned int meta_row_height_luma, + unsigned int meta_row_height_chroma, + unsigned int PixelPTEBytesPerRowLuma, + unsigned int PixelPTEBytesPerRowChroma, + unsigned int dpte_row_height_luma, + unsigned int dpte_row_height_chroma, + double *meta_row_bw, + double *dpte_row_bw, + double *qual_row_bw) +{ + if (DCCEnable != true) { + *meta_row_bw = 0; + } else if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) { + *meta_row_bw = VRatio * MetaRowByteLuma / (meta_row_height_luma * LineTime) + + VRatio / 2 * MetaRowByteChroma + / (meta_row_height_chroma * LineTime); + } else { + *meta_row_bw = VRatio * MetaRowByteLuma / (meta_row_height_luma * LineTime); + } + + if (VirtualMemoryEnable != true) { + *dpte_row_bw = 0; + } else if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) { + *dpte_row_bw = VRatio * PixelPTEBytesPerRowLuma / (dpte_row_height_luma * LineTime) + + VRatio / 2 * PixelPTEBytesPerRowChroma + / (dpte_row_height_chroma * LineTime); + } else { + *dpte_row_bw = VRatio * PixelPTEBytesPerRowLuma / (dpte_row_height_luma * LineTime); + } + + if ((SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10)) { + *qual_row_bw = *meta_row_bw + *dpte_row_bw; + } else { + *qual_row_bw = 0; + } +} + +static void CalculateFlipSchedule( + struct display_mode_lib *mode_lib, + double UrgentExtraLatency, + double UrgentLatency, + unsigned int MaxPageTableLevels, + bool VirtualMemoryEnable, + double BandwidthAvailableForImmediateFlip, + unsigned int TotImmediateFlipBytes, + enum source_format_class SourcePixelFormat, + unsigned int ImmediateFlipBytes, + double LineTime, + double Tno_bw, + double VRatio, + double PDEAndMetaPTEBytesFrame, + unsigned int MetaRowByte, + unsigned int PixelPTEBytesPerRow, + bool DCCEnable, + unsigned int dpte_row_height, + unsigned int meta_row_height, + double qual_row_bw, + double *DestinationLinesToRequestVMInImmediateFlip, + double *DestinationLinesToRequestRowInImmediateFlip, + double *final_flip_bw, + bool *ImmediateFlipSupportedForPipe) +{ + double min_row_time = 0.0; + + if (SourcePixelFormat == dm_420_8 || SourcePixelFormat == dm_420_10) { + *DestinationLinesToRequestVMInImmediateFlip = 0.0; + *DestinationLinesToRequestRowInImmediateFlip = 0.0; + *final_flip_bw = qual_row_bw; + *ImmediateFlipSupportedForPipe = true; + } else { + double TimeForFetchingMetaPTEImmediateFlip; + double TimeForFetchingRowInVBlankImmediateFlip; + + if (VirtualMemoryEnable == true) { + mode_lib->vba.ImmediateFlipBW = BandwidthAvailableForImmediateFlip + * ImmediateFlipBytes / TotImmediateFlipBytes; + TimeForFetchingMetaPTEImmediateFlip = + dml_max( + Tno_bw + + PDEAndMetaPTEBytesFrame + / mode_lib->vba.ImmediateFlipBW, + dml_max( + UrgentExtraLatency + + UrgentLatency + * (MaxPageTableLevels + - 1), + LineTime / 4.0)); + } else { + TimeForFetchingMetaPTEImmediateFlip = 0; + } + + *DestinationLinesToRequestVMInImmediateFlip = dml_floor( + 4.0 * (TimeForFetchingMetaPTEImmediateFlip / LineTime + 0.125), + 1) / 4.0; + + if ((VirtualMemoryEnable == true || DCCEnable == true)) { + mode_lib->vba.ImmediateFlipBW = BandwidthAvailableForImmediateFlip + * ImmediateFlipBytes / TotImmediateFlipBytes; + TimeForFetchingRowInVBlankImmediateFlip = dml_max( + (MetaRowByte + PixelPTEBytesPerRow) + / mode_lib->vba.ImmediateFlipBW, + dml_max(UrgentLatency, LineTime / 4.0)); + } else { + TimeForFetchingRowInVBlankImmediateFlip = 0; + } + + *DestinationLinesToRequestRowInImmediateFlip = dml_floor( + 4.0 * (TimeForFetchingRowInVBlankImmediateFlip / LineTime + 0.125), + 1) / 4.0; + + if (VirtualMemoryEnable == true) { + *final_flip_bw = + dml_max( + PDEAndMetaPTEBytesFrame + / (*DestinationLinesToRequestVMInImmediateFlip + * LineTime), + (MetaRowByte + PixelPTEBytesPerRow) + / (TimeForFetchingRowInVBlankImmediateFlip + * LineTime)); + } else if (MetaRowByte + PixelPTEBytesPerRow > 0) { + *final_flip_bw = (MetaRowByte + PixelPTEBytesPerRow) + / (TimeForFetchingRowInVBlankImmediateFlip * LineTime); + } else { + *final_flip_bw = 0; + } + + if (VirtualMemoryEnable && !DCCEnable) + min_row_time = dpte_row_height * LineTime / VRatio; + else if (!VirtualMemoryEnable && DCCEnable) + min_row_time = meta_row_height * LineTime / VRatio; + else + min_row_time = dml_min(dpte_row_height, meta_row_height) * LineTime + / VRatio; + + if (*DestinationLinesToRequestVMInImmediateFlip >= 8 + || *DestinationLinesToRequestRowInImmediateFlip >= 16 + || TimeForFetchingMetaPTEImmediateFlip + + 2 * TimeForFetchingRowInVBlankImmediateFlip + > min_row_time) + *ImmediateFlipSupportedForPipe = false; + else + *ImmediateFlipSupportedForPipe = true; + } +} + +static void PixelClockAdjustmentForProgressiveToInterlaceUnit(struct display_mode_lib *mode_lib) +{ + unsigned int k; + + //Progressive To dml_ml->vba.Interlace Unit Effect + for (k = 0; k < mode_lib->vba.NumberOfActivePlanes; ++k) { + mode_lib->vba.PixelClockBackEnd[k] = mode_lib->vba.PixelClock[k]; + if (mode_lib->vba.Interlace[k] == 1 + && mode_lib->vba.ProgressiveToInterlaceUnitInOPP == true) { + mode_lib->vba.PixelClock[k] = 2 * mode_lib->vba.PixelClock[k]; + } + } +} + +static unsigned int CursorBppEnumToBits(enum cursor_bpp ebpp) +{ + switch (ebpp) { + case dm_cur_2bit: + return 2; + case dm_cur_32bit: + return 32; + case dm_cur_64bit: + return 64; + default: + return 0; + } +} + +static unsigned int TruncToValidBPP( + double DecimalBPP, + bool DSCEnabled, + enum output_encoder_class Output, + enum output_format_class Format, + unsigned int DSCInputBitPerComponent) +{ + if (Output == dm_hdmi) { + if (Format == dm_420) { + if (DecimalBPP >= 18) + return 18; + else if (DecimalBPP >= 15) + return 15; + else if (DecimalBPP >= 12) + return 12; + else + return 0; + } else if (Format == dm_444) { + if (DecimalBPP >= 36) + return 36; + else if (DecimalBPP >= 30) + return 30; + else if (DecimalBPP >= 24) + return 24; + else + return 0; + } else { + if (DecimalBPP / 1.5 >= 24) + return 24; + else if (DecimalBPP / 1.5 >= 20) + return 20; + else if (DecimalBPP / 1.5 >= 16) + return 16; + else + return 0; + } + } else { + if (DSCEnabled) { + if (Format == dm_420) { + if (DecimalBPP < 6) + return 0; + else if (DecimalBPP >= 1.5 * DSCInputBitPerComponent - 1 / 16) + return 1.5 * DSCInputBitPerComponent - 1 / 16; + else + return dml_floor(16 * DecimalBPP, 1) / 16; + } else if (Format == dm_n422) { + if (DecimalBPP < 7) + return 0; + else if (DecimalBPP >= 2 * DSCInputBitPerComponent - 1 / 16) + return 2 * DSCInputBitPerComponent - 1 / 16; + else + return dml_floor(16 * DecimalBPP, 1) / 16; + } else { + if (DecimalBPP < 8) + return 0; + else if (DecimalBPP >= 3 * DSCInputBitPerComponent - 1 / 16) + return 3 * DSCInputBitPerComponent - 1 / 16; + else + return dml_floor(16 * DecimalBPP, 1) / 16; + } + } else if (Format == dm_420) { + if (DecimalBPP >= 18) + return 18; + else if (DecimalBPP >= 15) + return 15; + else if (DecimalBPP >= 12) + return 12; + else + return 0; + } else if (Format == dm_s422 || Format == dm_n422) { + if (DecimalBPP >= 24) + return 24; + else if (DecimalBPP >= 20) + return 20; + else if (DecimalBPP >= 16) + return 16; + else + return 0; + } else { + if (DecimalBPP >= 36) + return 36; + else if (DecimalBPP >= 30) + return 30; + else if (DecimalBPP >= 24) + return 24; + else + return 0; + } + } +} + +static void ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib) +{ + int i; + unsigned int j, k; + /*MODE SUPPORT, VOLTAGE STATE AND SOC CONFIGURATION*/ + + /*Scale Ratio, taps Support Check*/ + + mode_lib->vba.ScaleRatioAndTapsSupport = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.ScalerEnabled[k] == false + && ((mode_lib->vba.SourcePixelFormat[k] != dm_444_64 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 + && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 + && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8) + || mode_lib->vba.HRatio[k] != 1.0 + || mode_lib->vba.htaps[k] != 1.0 + || mode_lib->vba.VRatio[k] != 1.0 + || mode_lib->vba.vtaps[k] != 1.0)) { + mode_lib->vba.ScaleRatioAndTapsSupport = false; + } else if (mode_lib->vba.vtaps[k] < 1.0 || mode_lib->vba.vtaps[k] > 8.0 + || mode_lib->vba.htaps[k] < 1.0 || mode_lib->vba.htaps[k] > 8.0 + || (mode_lib->vba.htaps[k] > 1.0 + && (mode_lib->vba.htaps[k] % 2) == 1) + || mode_lib->vba.HRatio[k] > mode_lib->vba.MaxHSCLRatio + || mode_lib->vba.VRatio[k] > mode_lib->vba.MaxVSCLRatio + || mode_lib->vba.HRatio[k] > mode_lib->vba.htaps[k] + || mode_lib->vba.VRatio[k] > mode_lib->vba.vtaps[k] + || (mode_lib->vba.SourcePixelFormat[k] != dm_444_64 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 + && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 + && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8 + && (mode_lib->vba.HRatio[k] / 2.0 + > mode_lib->vba.HTAPsChroma[k] + || mode_lib->vba.VRatio[k] / 2.0 + > mode_lib->vba.VTAPsChroma[k]))) { + mode_lib->vba.ScaleRatioAndTapsSupport = false; + } + } + /*Source Format, Pixel Format and Scan Support Check*/ + + mode_lib->vba.SourceFormatPixelAndScanSupport = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if ((mode_lib->vba.SurfaceTiling[k] == dm_sw_linear + && mode_lib->vba.SourceScan[k] != dm_horz) + || ((mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_d + || mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_d_x + || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d + || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d_t + || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d_x + || mode_lib->vba.SurfaceTiling[k] == dm_sw_var_d + || mode_lib->vba.SurfaceTiling[k] == dm_sw_var_d_x) + && mode_lib->vba.SourcePixelFormat[k] != dm_444_64) + || (mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_r_x + && (mode_lib->vba.SourcePixelFormat[k] == dm_mono_8 + || mode_lib->vba.SourcePixelFormat[k] + == dm_420_8 + || mode_lib->vba.SourcePixelFormat[k] + == dm_420_10)) + || (((mode_lib->vba.SurfaceTiling[k] + == dm_sw_gfx7_2d_thin_gl + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_gfx7_2d_thin_lvp) + && !((mode_lib->vba.SourcePixelFormat[k] + == dm_444_64 + || mode_lib->vba.SourcePixelFormat[k] + == dm_444_32) + && mode_lib->vba.SourceScan[k] + == dm_horz + && mode_lib->vba.SupportGFX7CompatibleTilingIn32bppAnd64bpp + == true + && mode_lib->vba.DCCEnable[k] + == false)) + || (mode_lib->vba.DCCEnable[k] == true + && (mode_lib->vba.SurfaceTiling[k] + == dm_sw_linear + || mode_lib->vba.SourcePixelFormat[k] + == dm_420_8 + || mode_lib->vba.SourcePixelFormat[k] + == dm_420_10)))) { + mode_lib->vba.SourceFormatPixelAndScanSupport = false; + } + } + /*Bandwidth Support Check*/ + + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.SourceScan[k] == dm_horz) { + mode_lib->vba.SwathWidthYSingleDPP[k] = mode_lib->vba.ViewportWidth[k]; + } else { + mode_lib->vba.SwathWidthYSingleDPP[k] = mode_lib->vba.ViewportHeight[k]; + } + if (mode_lib->vba.SourcePixelFormat[k] == dm_444_64) { + mode_lib->vba.BytePerPixelInDETY[k] = 8.0; + mode_lib->vba.BytePerPixelInDETC[k] = 0.0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_32) { + mode_lib->vba.BytePerPixelInDETY[k] = 4.0; + mode_lib->vba.BytePerPixelInDETC[k] = 0.0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_444_16 + || mode_lib->vba.SourcePixelFormat[k] == dm_mono_16) { + mode_lib->vba.BytePerPixelInDETY[k] = 2.0; + mode_lib->vba.BytePerPixelInDETC[k] = 0.0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_mono_8) { + mode_lib->vba.BytePerPixelInDETY[k] = 1.0; + mode_lib->vba.BytePerPixelInDETC[k] = 0.0; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8) { + mode_lib->vba.BytePerPixelInDETY[k] = 1.0; + mode_lib->vba.BytePerPixelInDETC[k] = 2.0; + } else { + mode_lib->vba.BytePerPixelInDETY[k] = 4.0 / 3; + mode_lib->vba.BytePerPixelInDETC[k] = 8.0 / 3; + } + } + mode_lib->vba.TotalReadBandwidthConsumedGBytePerSecond = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.ReadBandwidth[k] = mode_lib->vba.SwathWidthYSingleDPP[k] + * (dml_ceil(mode_lib->vba.BytePerPixelInDETY[k], 1.0) + * mode_lib->vba.VRatio[k] + + dml_ceil(mode_lib->vba.BytePerPixelInDETC[k], 2.0) + / 2.0 * mode_lib->vba.VRatio[k] / 2) + / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]); + if (mode_lib->vba.DCCEnable[k] == true) { + mode_lib->vba.ReadBandwidth[k] = mode_lib->vba.ReadBandwidth[k] + * (1 + 1 / 256); + } + if (mode_lib->vba.VirtualMemoryEnable == true + && mode_lib->vba.SourceScan[k] != dm_horz + && (mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_s + || mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_s_x + || mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_d + || mode_lib->vba.SurfaceTiling[k] == dm_sw_4kb_d_x)) { + mode_lib->vba.ReadBandwidth[k] = mode_lib->vba.ReadBandwidth[k] + * (1 + 1 / 64); + } else if (mode_lib->vba.VirtualMemoryEnable == true + && mode_lib->vba.SourceScan[k] == dm_horz + && (mode_lib->vba.SourcePixelFormat[k] == dm_444_64 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_32) + && (mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_s + || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_s_t + || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_s_x + || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d + || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d_t + || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_d_x + || mode_lib->vba.SurfaceTiling[k] == dm_sw_64kb_r_x)) { + mode_lib->vba.ReadBandwidth[k] = mode_lib->vba.ReadBandwidth[k] + * (1 + 1 / 256); + } else if (mode_lib->vba.VirtualMemoryEnable == true) { + mode_lib->vba.ReadBandwidth[k] = mode_lib->vba.ReadBandwidth[k] + * (1 + 1 / 512); + } + mode_lib->vba.TotalReadBandwidthConsumedGBytePerSecond = + mode_lib->vba.TotalReadBandwidthConsumedGBytePerSecond + + mode_lib->vba.ReadBandwidth[k] / 1000.0; + } + mode_lib->vba.TotalWriteBandwidthConsumedGBytePerSecond = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.WritebackEnable[k] == true + && mode_lib->vba.WritebackPixelFormat[k] == dm_444_32) { + mode_lib->vba.WriteBandwidth[k] = mode_lib->vba.WritebackDestinationWidth[k] + * mode_lib->vba.WritebackDestinationHeight[k] + / (mode_lib->vba.WritebackSourceHeight[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) * 4.0; + } else if (mode_lib->vba.WritebackEnable[k] == true + && mode_lib->vba.WritebackPixelFormat[k] == dm_420_10) { + mode_lib->vba.WriteBandwidth[k] = mode_lib->vba.WritebackDestinationWidth[k] + * mode_lib->vba.WritebackDestinationHeight[k] + / (mode_lib->vba.WritebackSourceHeight[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) * 3.0; + } else if (mode_lib->vba.WritebackEnable[k] == true) { + mode_lib->vba.WriteBandwidth[k] = mode_lib->vba.WritebackDestinationWidth[k] + * mode_lib->vba.WritebackDestinationHeight[k] + / (mode_lib->vba.WritebackSourceHeight[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) * 1.5; + } else { + mode_lib->vba.WriteBandwidth[k] = 0.0; + } + mode_lib->vba.TotalWriteBandwidthConsumedGBytePerSecond = + mode_lib->vba.TotalWriteBandwidthConsumedGBytePerSecond + + mode_lib->vba.WriteBandwidth[k] / 1000.0; + } + mode_lib->vba.TotalBandwidthConsumedGBytePerSecond = + mode_lib->vba.TotalReadBandwidthConsumedGBytePerSecond + + mode_lib->vba.TotalWriteBandwidthConsumedGBytePerSecond; + mode_lib->vba.DCCEnabledInAnyPlane = false; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.DCCEnable[k] == true) { + mode_lib->vba.DCCEnabledInAnyPlane = true; + } + } + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.FabricAndDRAMBandwidthPerState[i] = dml_min( + mode_lib->vba.DRAMSpeedPerState[i] * mode_lib->vba.NumberOfChannels + * mode_lib->vba.DRAMChannelWidth, + mode_lib->vba.FabricClockPerState[i] + * mode_lib->vba.FabricDatapathToDCNDataReturn) + / 1000; + mode_lib->vba.ReturnBWToDCNPerState = dml_min( + mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLKPerState[i], + mode_lib->vba.FabricAndDRAMBandwidthPerState[i] * 1000.0) + * mode_lib->vba.PercentOfIdealDRAMAndFabricBWReceivedAfterUrgLatency + / 100; + mode_lib->vba.ReturnBWPerState[i] = mode_lib->vba.ReturnBWToDCNPerState; + if (mode_lib->vba.DCCEnabledInAnyPlane == true + && mode_lib->vba.ReturnBWToDCNPerState + > mode_lib->vba.DCFCLKPerState[i] + * mode_lib->vba.ReturnBusWidth + / 4.0) { + mode_lib->vba.ReturnBWPerState[i] = + dml_min( + mode_lib->vba.ReturnBWPerState[i], + mode_lib->vba.ReturnBWToDCNPerState * 4.0 + * (1.0 + - mode_lib->vba.UrgentLatency + / ((mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024.0 + / (mode_lib->vba.ReturnBWToDCNPerState + - mode_lib->vba.DCFCLKPerState[i] + * mode_lib->vba.ReturnBusWidth + / 4.0) + + mode_lib->vba.UrgentLatency))); + } + mode_lib->vba.CriticalPoint = + 2.0 * mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLKPerState[i] + * mode_lib->vba.UrgentLatency + / (mode_lib->vba.ReturnBWToDCNPerState + * mode_lib->vba.UrgentLatency + + (mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024.0); + if (mode_lib->vba.DCCEnabledInAnyPlane == true && mode_lib->vba.CriticalPoint > 1.0 + && mode_lib->vba.CriticalPoint < 4.0) { + mode_lib->vba.ReturnBWPerState[i] = + dml_min( + mode_lib->vba.ReturnBWPerState[i], + dml_pow( + 4.0 + * mode_lib->vba.ReturnBWToDCNPerState + * (mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024.0 + * mode_lib->vba.ReturnBusWidth + * mode_lib->vba.DCFCLKPerState[i] + * mode_lib->vba.UrgentLatency + / (mode_lib->vba.ReturnBWToDCNPerState + * mode_lib->vba.UrgentLatency + + (mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024.0), + 2)); + } + mode_lib->vba.ReturnBWToDCNPerState = dml_min( + mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLKPerState[i], + mode_lib->vba.FabricAndDRAMBandwidthPerState[i] * 1000.0); + if (mode_lib->vba.DCCEnabledInAnyPlane == true + && mode_lib->vba.ReturnBWToDCNPerState + > mode_lib->vba.DCFCLKPerState[i] + * mode_lib->vba.ReturnBusWidth + / 4.0) { + mode_lib->vba.ReturnBWPerState[i] = + dml_min( + mode_lib->vba.ReturnBWPerState[i], + mode_lib->vba.ReturnBWToDCNPerState * 4.0 + * (1.0 + - mode_lib->vba.UrgentLatency + / ((mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024.0 + / (mode_lib->vba.ReturnBWToDCNPerState + - mode_lib->vba.DCFCLKPerState[i] + * mode_lib->vba.ReturnBusWidth + / 4.0) + + mode_lib->vba.UrgentLatency))); + } + mode_lib->vba.CriticalPoint = + 2.0 * mode_lib->vba.ReturnBusWidth * mode_lib->vba.DCFCLKPerState[i] + * mode_lib->vba.UrgentLatency + / (mode_lib->vba.ReturnBWToDCNPerState + * mode_lib->vba.UrgentLatency + + (mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024.0); + if (mode_lib->vba.DCCEnabledInAnyPlane == true && mode_lib->vba.CriticalPoint > 1.0 + && mode_lib->vba.CriticalPoint < 4.0) { + mode_lib->vba.ReturnBWPerState[i] = + dml_min( + mode_lib->vba.ReturnBWPerState[i], + dml_pow( + 4.0 + * mode_lib->vba.ReturnBWToDCNPerState + * (mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024.0 + * mode_lib->vba.ReturnBusWidth + * mode_lib->vba.DCFCLKPerState[i] + * mode_lib->vba.UrgentLatency + / (mode_lib->vba.ReturnBWToDCNPerState + * mode_lib->vba.UrgentLatency + + (mode_lib->vba.ROBBufferSizeInKByte + - mode_lib->vba.PixelChunkSizeInKByte) + * 1024.0), + 2)); + } + } + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + if ((mode_lib->vba.TotalReadBandwidthConsumedGBytePerSecond * 1000.0 + <= mode_lib->vba.ReturnBWPerState[i]) + && (mode_lib->vba.TotalBandwidthConsumedGBytePerSecond * 1000.0 + <= mode_lib->vba.FabricAndDRAMBandwidthPerState[i] + * 1000.0 + * mode_lib->vba.PercentOfIdealDRAMAndFabricBWReceivedAfterUrgLatency + / 100.0)) { + mode_lib->vba.BandwidthSupport[i] = true; + } else { + mode_lib->vba.BandwidthSupport[i] = false; + } + } + /*Writeback Latency support check*/ + + mode_lib->vba.WritebackLatencySupport = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.WritebackEnable[k] == true) { + if (mode_lib->vba.WritebackPixelFormat[k] == dm_444_32) { + if (mode_lib->vba.WriteBandwidth[k] + > (mode_lib->vba.WritebackInterfaceLumaBufferSize + + mode_lib->vba.WritebackInterfaceChromaBufferSize) + / mode_lib->vba.WritebackLatency) { + mode_lib->vba.WritebackLatencySupport = false; + } + } else { + if (mode_lib->vba.WriteBandwidth[k] + > 1.5 + * dml_min( + mode_lib->vba.WritebackInterfaceLumaBufferSize, + 2.0 + * mode_lib->vba.WritebackInterfaceChromaBufferSize) + / mode_lib->vba.WritebackLatency) { + mode_lib->vba.WritebackLatencySupport = false; + } + } + } + } + /*Re-ordering Buffer Support Check*/ + + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.UrgentRoundTripAndOutOfOrderLatencyPerState[i] = + (mode_lib->vba.RoundTripPingLatencyCycles + 32.0) + / mode_lib->vba.DCFCLKPerState[i] + + mode_lib->vba.UrgentOutOfOrderReturnPerChannel + * mode_lib->vba.NumberOfChannels + / mode_lib->vba.ReturnBWPerState[i]; + if ((mode_lib->vba.ROBBufferSizeInKByte - mode_lib->vba.PixelChunkSizeInKByte) + * 1024.0 / mode_lib->vba.ReturnBWPerState[i] + > mode_lib->vba.UrgentRoundTripAndOutOfOrderLatencyPerState[i]) { + mode_lib->vba.ROBSupport[i] = true; + } else { + mode_lib->vba.ROBSupport[i] = false; + } + } + /*Writeback Mode Support Check*/ + + mode_lib->vba.TotalNumberOfActiveWriteback = 0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.WritebackEnable[k] == true) { + mode_lib->vba.TotalNumberOfActiveWriteback = + mode_lib->vba.TotalNumberOfActiveWriteback + 1; + } + } + mode_lib->vba.WritebackModeSupport = true; + if (mode_lib->vba.TotalNumberOfActiveWriteback > mode_lib->vba.MaxNumWriteback) { + mode_lib->vba.WritebackModeSupport = false; + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.WritebackEnable[k] == true + && mode_lib->vba.Writeback10bpc420Supported != true + && mode_lib->vba.WritebackPixelFormat[k] == dm_420_10) { + mode_lib->vba.WritebackModeSupport = false; + } + } + /*Writeback Scale Ratio and Taps Support Check*/ + + mode_lib->vba.WritebackScaleRatioAndTapsSupport = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.WritebackEnable[k] == true) { + if (mode_lib->vba.WritebackLumaAndChromaScalingSupported == false + && (mode_lib->vba.WritebackHRatio[k] != 1.0 + || mode_lib->vba.WritebackVRatio[k] != 1.0)) { + mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; + } + if (mode_lib->vba.WritebackHRatio[k] > mode_lib->vba.WritebackMaxHSCLRatio + || mode_lib->vba.WritebackVRatio[k] + > mode_lib->vba.WritebackMaxVSCLRatio + || mode_lib->vba.WritebackHRatio[k] + < mode_lib->vba.WritebackMinHSCLRatio + || mode_lib->vba.WritebackVRatio[k] + < mode_lib->vba.WritebackMinVSCLRatio + || mode_lib->vba.WritebackLumaHTaps[k] + > mode_lib->vba.WritebackMaxHSCLTaps + || mode_lib->vba.WritebackLumaVTaps[k] + > mode_lib->vba.WritebackMaxVSCLTaps + || mode_lib->vba.WritebackHRatio[k] + > mode_lib->vba.WritebackLumaHTaps[k] + || mode_lib->vba.WritebackVRatio[k] + > mode_lib->vba.WritebackLumaVTaps[k] + || (mode_lib->vba.WritebackLumaHTaps[k] > 2.0 + && ((mode_lib->vba.WritebackLumaHTaps[k] % 2) + == 1)) + || (mode_lib->vba.WritebackPixelFormat[k] != dm_444_32 + && (mode_lib->vba.WritebackChromaHTaps[k] + > mode_lib->vba.WritebackMaxHSCLTaps + || mode_lib->vba.WritebackChromaVTaps[k] + > mode_lib->vba.WritebackMaxVSCLTaps + || 2.0 + * mode_lib->vba.WritebackHRatio[k] + > mode_lib->vba.WritebackChromaHTaps[k] + || 2.0 + * mode_lib->vba.WritebackVRatio[k] + > mode_lib->vba.WritebackChromaVTaps[k] + || (mode_lib->vba.WritebackChromaHTaps[k] > 2.0 + && ((mode_lib->vba.WritebackChromaHTaps[k] % 2) == 1))))) { + mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; + } + if (mode_lib->vba.WritebackVRatio[k] < 1.0) { + mode_lib->vba.WritebackLumaVExtra = + dml_max(1.0 - 2.0 / dml_ceil(1.0 / mode_lib->vba.WritebackVRatio[k], 1.0), 0.0); + } else { + mode_lib->vba.WritebackLumaVExtra = -1; + } + if ((mode_lib->vba.WritebackPixelFormat[k] == dm_444_32 + && mode_lib->vba.WritebackLumaVTaps[k] + > (mode_lib->vba.WritebackLineBufferLumaBufferSize + + mode_lib->vba.WritebackLineBufferChromaBufferSize) + / 3.0 + / mode_lib->vba.WritebackDestinationWidth[k] + - mode_lib->vba.WritebackLumaVExtra) + || (mode_lib->vba.WritebackPixelFormat[k] == dm_420_8 + && mode_lib->vba.WritebackLumaVTaps[k] + > mode_lib->vba.WritebackLineBufferLumaBufferSize + / mode_lib->vba.WritebackDestinationWidth[k] + - mode_lib->vba.WritebackLumaVExtra) + || (mode_lib->vba.WritebackPixelFormat[k] == dm_420_10 + && mode_lib->vba.WritebackLumaVTaps[k] + > mode_lib->vba.WritebackLineBufferLumaBufferSize + * 8.0 / 10.0 + / mode_lib->vba.WritebackDestinationWidth[k] + - mode_lib->vba.WritebackLumaVExtra)) { + mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; + } + if (2.0 * mode_lib->vba.WritebackVRatio[k] < 1) { + mode_lib->vba.WritebackChromaVExtra = 0.0; + } else { + mode_lib->vba.WritebackChromaVExtra = -1; + } + if ((mode_lib->vba.WritebackPixelFormat[k] == dm_420_8 + && mode_lib->vba.WritebackChromaVTaps[k] + > mode_lib->vba.WritebackLineBufferChromaBufferSize + / mode_lib->vba.WritebackDestinationWidth[k] + - mode_lib->vba.WritebackChromaVExtra) + || (mode_lib->vba.WritebackPixelFormat[k] == dm_420_10 + && mode_lib->vba.WritebackChromaVTaps[k] + > mode_lib->vba.WritebackLineBufferChromaBufferSize + * 8.0 / 10.0 + / mode_lib->vba.WritebackDestinationWidth[k] + - mode_lib->vba.WritebackChromaVExtra)) { + mode_lib->vba.WritebackScaleRatioAndTapsSupport = false; + } + } + } + /*Maximum DISPCLK/DPPCLK Support check*/ + + mode_lib->vba.WritebackRequiredDISPCLK = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.WritebackEnable[k] == true) { + mode_lib->vba.WritebackRequiredDISPCLK = + dml_max( + mode_lib->vba.WritebackRequiredDISPCLK, + CalculateWriteBackDISPCLK( + mode_lib->vba.WritebackPixelFormat[k], + mode_lib->vba.PixelClock[k], + mode_lib->vba.WritebackHRatio[k], + mode_lib->vba.WritebackVRatio[k], + mode_lib->vba.WritebackLumaHTaps[k], + mode_lib->vba.WritebackLumaVTaps[k], + mode_lib->vba.WritebackChromaHTaps[k], + mode_lib->vba.WritebackChromaVTaps[k], + mode_lib->vba.WritebackDestinationWidth[k], + mode_lib->vba.HTotal[k], + mode_lib->vba.WritebackChromaLineBufferWidth)); + } + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.HRatio[k] > 1.0) { + mode_lib->vba.PSCL_FACTOR[k] = dml_min( + mode_lib->vba.MaxDCHUBToPSCLThroughput, + mode_lib->vba.MaxPSCLToLBThroughput + * mode_lib->vba.HRatio[k] + / dml_ceil( + mode_lib->vba.htaps[k] + / 6.0, + 1.0)); + } else { + mode_lib->vba.PSCL_FACTOR[k] = dml_min( + mode_lib->vba.MaxDCHUBToPSCLThroughput, + mode_lib->vba.MaxPSCLToLBThroughput); + } + if (mode_lib->vba.BytePerPixelInDETC[k] == 0.0) { + mode_lib->vba.PSCL_FACTOR_CHROMA[k] = 0.0; + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] = + mode_lib->vba.PixelClock[k] + * dml_max3( + mode_lib->vba.vtaps[k] / 6.0 + * dml_min( + 1.0, + mode_lib->vba.HRatio[k]), + mode_lib->vba.HRatio[k] + * mode_lib->vba.VRatio[k] + / mode_lib->vba.PSCL_FACTOR[k], + 1.0); + if ((mode_lib->vba.htaps[k] > 6.0 || mode_lib->vba.vtaps[k] > 6.0) + && mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + < 2.0 * mode_lib->vba.PixelClock[k]) { + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] = 2.0 + * mode_lib->vba.PixelClock[k]; + } + } else { + if (mode_lib->vba.HRatio[k] / 2.0 > 1.0) { + mode_lib->vba.PSCL_FACTOR_CHROMA[k] = + dml_min( + mode_lib->vba.MaxDCHUBToPSCLThroughput, + mode_lib->vba.MaxPSCLToLBThroughput + * mode_lib->vba.HRatio[k] + / 2.0 + / dml_ceil( + mode_lib->vba.HTAPsChroma[k] + / 6.0, + 1.0)); + } else { + mode_lib->vba.PSCL_FACTOR_CHROMA[k] = dml_min( + mode_lib->vba.MaxDCHUBToPSCLThroughput, + mode_lib->vba.MaxPSCLToLBThroughput); + } + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] = + mode_lib->vba.PixelClock[k] + * dml_max5( + mode_lib->vba.vtaps[k] / 6.0 + * dml_min( + 1.0, + mode_lib->vba.HRatio[k]), + mode_lib->vba.HRatio[k] + * mode_lib->vba.VRatio[k] + / mode_lib->vba.PSCL_FACTOR[k], + mode_lib->vba.VTAPsChroma[k] + / 6.0 + * dml_min( + 1.0, + mode_lib->vba.HRatio[k] + / 2.0), + mode_lib->vba.HRatio[k] + * mode_lib->vba.VRatio[k] + / 4.0 + / mode_lib->vba.PSCL_FACTOR_CHROMA[k], + 1.0); + if ((mode_lib->vba.htaps[k] > 6.0 || mode_lib->vba.vtaps[k] > 6.0 + || mode_lib->vba.HTAPsChroma[k] > 6.0 + || mode_lib->vba.VTAPsChroma[k] > 6.0) + && mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + < 2.0 * mode_lib->vba.PixelClock[k]) { + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] = 2.0 + * mode_lib->vba.PixelClock[k]; + } + } + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + Calculate256BBlockSizes( + mode_lib->vba.SourcePixelFormat[k], + mode_lib->vba.SurfaceTiling[k], + dml_ceil(mode_lib->vba.BytePerPixelInDETY[k], 1.0), + dml_ceil(mode_lib->vba.BytePerPixelInDETC[k], 2.0), + &mode_lib->vba.Read256BlockHeightY[k], + &mode_lib->vba.Read256BlockHeightC[k], + &mode_lib->vba.Read256BlockWidthY[k], + &mode_lib->vba.Read256BlockWidthC[k]); + if (mode_lib->vba.SourceScan[k] == dm_horz) { + mode_lib->vba.MaxSwathHeightY[k] = mode_lib->vba.Read256BlockHeightY[k]; + mode_lib->vba.MaxSwathHeightC[k] = mode_lib->vba.Read256BlockHeightC[k]; + } else { + mode_lib->vba.MaxSwathHeightY[k] = mode_lib->vba.Read256BlockWidthY[k]; + mode_lib->vba.MaxSwathHeightC[k] = mode_lib->vba.Read256BlockWidthC[k]; + } + if ((mode_lib->vba.SourcePixelFormat[k] == dm_444_64 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_32 + || mode_lib->vba.SourcePixelFormat[k] == dm_444_16 + || mode_lib->vba.SourcePixelFormat[k] == dm_mono_16 + || mode_lib->vba.SourcePixelFormat[k] == dm_mono_8)) { + if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear + || (mode_lib->vba.SourcePixelFormat[k] == dm_444_64 + && (mode_lib->vba.SurfaceTiling[k] + == dm_sw_4kb_s + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_4kb_s_x + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_64kb_s + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_64kb_s_t + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_64kb_s_x + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_var_s + || mode_lib->vba.SurfaceTiling[k] + == dm_sw_var_s_x) + && mode_lib->vba.SourceScan[k] == dm_horz)) { + mode_lib->vba.MinSwathHeightY[k] = mode_lib->vba.MaxSwathHeightY[k]; + } else { + mode_lib->vba.MinSwathHeightY[k] = mode_lib->vba.MaxSwathHeightY[k] + / 2.0; + } + mode_lib->vba.MinSwathHeightC[k] = mode_lib->vba.MaxSwathHeightC[k]; + } else { + if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { + mode_lib->vba.MinSwathHeightY[k] = mode_lib->vba.MaxSwathHeightY[k]; + mode_lib->vba.MinSwathHeightC[k] = mode_lib->vba.MaxSwathHeightC[k]; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_8 + && mode_lib->vba.SourceScan[k] == dm_horz) { + mode_lib->vba.MinSwathHeightY[k] = mode_lib->vba.MaxSwathHeightY[k] + / 2.0; + mode_lib->vba.MinSwathHeightC[k] = mode_lib->vba.MaxSwathHeightC[k]; + } else if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10 + && mode_lib->vba.SourceScan[k] == dm_horz) { + mode_lib->vba.MinSwathHeightC[k] = mode_lib->vba.MaxSwathHeightC[k] + / 2.0; + mode_lib->vba.MinSwathHeightY[k] = mode_lib->vba.MaxSwathHeightY[k]; + } else { + mode_lib->vba.MinSwathHeightY[k] = mode_lib->vba.MaxSwathHeightY[k]; + mode_lib->vba.MinSwathHeightC[k] = mode_lib->vba.MaxSwathHeightC[k]; + } + } + if (mode_lib->vba.SurfaceTiling[k] == dm_sw_linear) { + mode_lib->vba.MaximumSwathWidthSupport = 8192.0; + } else { + mode_lib->vba.MaximumSwathWidthSupport = 5120.0; + } + mode_lib->vba.MaximumSwathWidthInDETBuffer = + dml_min( + mode_lib->vba.MaximumSwathWidthSupport, + mode_lib->vba.DETBufferSizeInKByte * 1024.0 / 2.0 + / (mode_lib->vba.BytePerPixelInDETY[k] + * mode_lib->vba.MinSwathHeightY[k] + + mode_lib->vba.BytePerPixelInDETC[k] + / 2.0 + * mode_lib->vba.MinSwathHeightC[k])); + if (mode_lib->vba.BytePerPixelInDETC[k] == 0.0) { + mode_lib->vba.MaximumSwathWidthInLineBuffer = + mode_lib->vba.LineBufferSize + * dml_max(mode_lib->vba.HRatio[k], 1.0) + / mode_lib->vba.LBBitPerPixel[k] + / (mode_lib->vba.vtaps[k] + + dml_max( + dml_ceil( + mode_lib->vba.VRatio[k], + 1.0) + - 2, + 0.0)); + } else { + mode_lib->vba.MaximumSwathWidthInLineBuffer = + dml_min( + mode_lib->vba.LineBufferSize + * dml_max( + mode_lib->vba.HRatio[k], + 1.0) + / mode_lib->vba.LBBitPerPixel[k] + / (mode_lib->vba.vtaps[k] + + dml_max( + dml_ceil( + mode_lib->vba.VRatio[k], + 1.0) + - 2, + 0.0)), + 2.0 * mode_lib->vba.LineBufferSize + * dml_max( + mode_lib->vba.HRatio[k] + / 2.0, + 1.0) + / mode_lib->vba.LBBitPerPixel[k] + / (mode_lib->vba.VTAPsChroma[k] + + dml_max( + dml_ceil( + mode_lib->vba.VRatio[k] + / 2.0, + 1.0) + - 2, + 0.0))); + } + mode_lib->vba.MaximumSwathWidth[k] = dml_min( + mode_lib->vba.MaximumSwathWidthInDETBuffer, + mode_lib->vba.MaximumSwathWidthInLineBuffer); + } + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity = RoundToDFSGranularityDown( + mode_lib->vba.MaxDispclk[i], + mode_lib->vba.DISPCLKDPPCLKVCOSpeed); + mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity = RoundToDFSGranularityDown( + mode_lib->vba.MaxDppclk[i], + mode_lib->vba.DISPCLKDPPCLKVCOSpeed); + mode_lib->vba.RequiredDISPCLK[i] = 0.0; + mode_lib->vba.DISPCLK_DPPCLK_Support[i] = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine = + mode_lib->vba.PixelClock[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + * (1.0 + + mode_lib->vba.DISPCLKRampingMargin + / 100.0); + if (mode_lib->vba.ODMCapability == true + && mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine + > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity) { + mode_lib->vba.ODMCombineEnablePerState[i][k] = true; + mode_lib->vba.PlaneRequiredDISPCLK = + mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine + / 2.0; + } else { + mode_lib->vba.ODMCombineEnablePerState[i][k] = false; + mode_lib->vba.PlaneRequiredDISPCLK = + mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine; + } + if (mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + <= mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity + && mode_lib->vba.SwathWidthYSingleDPP[k] + <= mode_lib->vba.MaximumSwathWidth[k] + && mode_lib->vba.ODMCombineEnablePerState[i][k] == false) { + mode_lib->vba.NoOfDPP[i][k] = 1; + mode_lib->vba.RequiredDPPCLK[i][k] = + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0); + } else { + mode_lib->vba.NoOfDPP[i][k] = 2; + mode_lib->vba.RequiredDPPCLK[i][k] = + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + / 2.0; + } + mode_lib->vba.RequiredDISPCLK[i] = dml_max( + mode_lib->vba.RequiredDISPCLK[i], + mode_lib->vba.PlaneRequiredDISPCLK); + if ((mode_lib->vba.MinDPPCLKUsingSingleDPP[k] / mode_lib->vba.NoOfDPP[i][k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + > mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity) + || (mode_lib->vba.PlaneRequiredDISPCLK + > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity)) { + mode_lib->vba.DISPCLK_DPPCLK_Support[i] = false; + } + } + mode_lib->vba.TotalNumberOfActiveDPP[i] = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.TotalNumberOfActiveDPP[i] = + mode_lib->vba.TotalNumberOfActiveDPP[i] + + mode_lib->vba.NoOfDPP[i][k]; + } + if ((mode_lib->vba.MaxDispclk[i] == mode_lib->vba.MaxDispclk[DC__VOLTAGE_STATES] + && mode_lib->vba.MaxDppclk[i] + == mode_lib->vba.MaxDppclk[DC__VOLTAGE_STATES]) + && (mode_lib->vba.TotalNumberOfActiveDPP[i] + > mode_lib->vba.MaxNumDPP + || mode_lib->vba.DISPCLK_DPPCLK_Support[i] == false)) { + mode_lib->vba.RequiredDISPCLK[i] = 0.0; + mode_lib->vba.DISPCLK_DPPCLK_Support[i] = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine = + mode_lib->vba.PixelClock[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0); + if (mode_lib->vba.ODMCapability == true + && mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine + > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity) { + mode_lib->vba.ODMCombineEnablePerState[i][k] = true; + mode_lib->vba.PlaneRequiredDISPCLK = + mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine + / 2.0; + } else { + mode_lib->vba.ODMCombineEnablePerState[i][k] = false; + mode_lib->vba.PlaneRequiredDISPCLK = + mode_lib->vba.PlaneRequiredDISPCLKWithoutODMCombine; + } + if (mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + <= mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity + && mode_lib->vba.SwathWidthYSingleDPP[k] + <= mode_lib->vba.MaximumSwathWidth[k] + && mode_lib->vba.ODMCombineEnablePerState[i][k] + == false) { + mode_lib->vba.NoOfDPP[i][k] = 1; + mode_lib->vba.RequiredDPPCLK[i][k] = + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0); + } else { + mode_lib->vba.NoOfDPP[i][k] = 2; + mode_lib->vba.RequiredDPPCLK[i][k] = + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + / 2.0; + } + mode_lib->vba.RequiredDISPCLK[i] = dml_max( + mode_lib->vba.RequiredDISPCLK[i], + mode_lib->vba.PlaneRequiredDISPCLK); + if ((mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + / mode_lib->vba.NoOfDPP[i][k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + > mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity) + || (mode_lib->vba.PlaneRequiredDISPCLK + > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity)) { + mode_lib->vba.DISPCLK_DPPCLK_Support[i] = false; + } + } + mode_lib->vba.TotalNumberOfActiveDPP[i] = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.TotalNumberOfActiveDPP[i] = + mode_lib->vba.TotalNumberOfActiveDPP[i] + + mode_lib->vba.NoOfDPP[i][k]; + } + } + if (mode_lib->vba.TotalNumberOfActiveDPP[i] > mode_lib->vba.MaxNumDPP) { + mode_lib->vba.RequiredDISPCLK[i] = 0.0; + mode_lib->vba.DISPCLK_DPPCLK_Support[i] = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.ODMCombineEnablePerState[i][k] = false; + if (mode_lib->vba.SwathWidthYSingleDPP[k] + <= mode_lib->vba.MaximumSwathWidth[k]) { + mode_lib->vba.NoOfDPP[i][k] = 1; + mode_lib->vba.RequiredDPPCLK[i][k] = + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0); + } else { + mode_lib->vba.NoOfDPP[i][k] = 2; + mode_lib->vba.RequiredDPPCLK[i][k] = + mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + / 2.0; + } + if (!(mode_lib->vba.MaxDispclk[i] + == mode_lib->vba.MaxDispclk[DC__VOLTAGE_STATES] + && mode_lib->vba.MaxDppclk[i] + == mode_lib->vba.MaxDppclk[DC__VOLTAGE_STATES])) { + mode_lib->vba.PlaneRequiredDISPCLK = + mode_lib->vba.PixelClock[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + * (1.0 + + mode_lib->vba.DISPCLKRampingMargin + / 100.0); + } else { + mode_lib->vba.PlaneRequiredDISPCLK = + mode_lib->vba.PixelClock[k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0); + } + mode_lib->vba.RequiredDISPCLK[i] = dml_max( + mode_lib->vba.RequiredDISPCLK[i], + mode_lib->vba.PlaneRequiredDISPCLK); + if ((mode_lib->vba.MinDPPCLKUsingSingleDPP[k] + / mode_lib->vba.NoOfDPP[i][k] + * (1.0 + + mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + > mode_lib->vba.MaxDppclkRoundedDownToDFSGranularity) + || (mode_lib->vba.PlaneRequiredDISPCLK + > mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity)) { + mode_lib->vba.DISPCLK_DPPCLK_Support[i] = false; + } + } + mode_lib->vba.TotalNumberOfActiveDPP[i] = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.TotalNumberOfActiveDPP[i] = + mode_lib->vba.TotalNumberOfActiveDPP[i] + + mode_lib->vba.NoOfDPP[i][k]; + } + } + mode_lib->vba.RequiredDISPCLK[i] = dml_max( + mode_lib->vba.RequiredDISPCLK[i], + mode_lib->vba.WritebackRequiredDISPCLK); + if (mode_lib->vba.MaxDispclkRoundedDownToDFSGranularity + < mode_lib->vba.WritebackRequiredDISPCLK) { + mode_lib->vba.DISPCLK_DPPCLK_Support[i] = false; + } + } + /*Viewport Size Check*/ + + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.ViewportSizeSupport[i] = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.ODMCombineEnablePerState[i][k] == true) { + if (dml_min( + mode_lib->vba.SwathWidthYSingleDPP[k], + dml_round( + mode_lib->vba.HActive[k] / 2.0 + * mode_lib->vba.HRatio[k])) + > mode_lib->vba.MaximumSwathWidth[k]) { + mode_lib->vba.ViewportSizeSupport[i] = false; + } + } else { + if (mode_lib->vba.SwathWidthYSingleDPP[k] / 2.0 + > mode_lib->vba.MaximumSwathWidth[k]) { + mode_lib->vba.ViewportSizeSupport[i] = false; + } + } + } + } + /*Total Available Pipes Support Check*/ + + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + if (mode_lib->vba.TotalNumberOfActiveDPP[i] <= mode_lib->vba.MaxNumDPP) { + mode_lib->vba.TotalAvailablePipesSupport[i] = true; + } else { + mode_lib->vba.TotalAvailablePipesSupport[i] = false; + } + } + /*Total Available OTG Support Check*/ + + mode_lib->vba.TotalNumberOfActiveOTG = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.BlendingAndTiming[k] == k) { + mode_lib->vba.TotalNumberOfActiveOTG = mode_lib->vba.TotalNumberOfActiveOTG + + 1.0; + } + } + if (mode_lib->vba.TotalNumberOfActiveOTG <= mode_lib->vba.MaxNumOTG) { + mode_lib->vba.NumberOfOTGSupport = true; + } else { + mode_lib->vba.NumberOfOTGSupport = false; + } + /*Display IO and DSC Support Check*/ + + mode_lib->vba.NonsupportedDSCInputBPC = false; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (!(mode_lib->vba.DSCInputBitPerComponent[k] == 12.0 + || mode_lib->vba.DSCInputBitPerComponent[k] == 10.0 + || mode_lib->vba.DSCInputBitPerComponent[k] == 8.0)) { + mode_lib->vba.NonsupportedDSCInputBPC = true; + } + } + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.RequiresDSC[i][k] = 0; + mode_lib->vba.RequiresFEC[i][k] = 0; + if (mode_lib->vba.BlendingAndTiming[k] == k) { + if (mode_lib->vba.Output[k] == dm_hdmi) { + mode_lib->vba.RequiresDSC[i][k] = 0; + mode_lib->vba.RequiresFEC[i][k] = 0; + mode_lib->vba.OutputBppPerState[i][k] = + TruncToValidBPP( + dml_min( + 600.0, + mode_lib->vba.PHYCLKPerState[i]) + / mode_lib->vba.PixelClockBackEnd[k] + * 24, + false, + mode_lib->vba.Output[k], + mode_lib->vba.OutputFormat[k], + mode_lib->vba.DSCInputBitPerComponent[k]); + } else if (mode_lib->vba.Output[k] == dm_dp + || mode_lib->vba.Output[k] == dm_edp) { + if (mode_lib->vba.Output[k] == dm_edp) { + mode_lib->vba.EffectiveFECOverhead = 0.0; + } else { + mode_lib->vba.EffectiveFECOverhead = + mode_lib->vba.FECOverhead; + } + if (mode_lib->vba.PHYCLKPerState[i] >= 270.0) { + mode_lib->vba.Outbpp = + TruncToValidBPP( + (1.0 + - mode_lib->vba.Downspreading + / 100.0) + * 270.0 + * mode_lib->vba.OutputLinkDPLanes[k] + / mode_lib->vba.PixelClockBackEnd[k] + * 8.0, + false, + mode_lib->vba.Output[k], + mode_lib->vba.OutputFormat[k], + mode_lib->vba.DSCInputBitPerComponent[k]); + mode_lib->vba.OutbppDSC = + TruncToValidBPP( + (1.0 + - mode_lib->vba.Downspreading + / 100.0) + * (1.0 + - mode_lib->vba.EffectiveFECOverhead + / 100.0) + * 270.0 + * mode_lib->vba.OutputLinkDPLanes[k] + / mode_lib->vba.PixelClockBackEnd[k] + * 8.0, + true, + mode_lib->vba.Output[k], + mode_lib->vba.OutputFormat[k], + mode_lib->vba.DSCInputBitPerComponent[k]); + if (mode_lib->vba.DSCEnabled[k] == true) { + mode_lib->vba.RequiresDSC[i][k] = true; + if (mode_lib->vba.Output[k] == dm_dp) { + mode_lib->vba.RequiresFEC[i][k] = + true; + } else { + mode_lib->vba.RequiresFEC[i][k] = + false; + } + mode_lib->vba.Outbpp = + mode_lib->vba.OutbppDSC; + } else { + mode_lib->vba.RequiresDSC[i][k] = false; + mode_lib->vba.RequiresFEC[i][k] = false; + } + mode_lib->vba.OutputBppPerState[i][k] = + mode_lib->vba.Outbpp; + } + if (mode_lib->vba.Outbpp == 0) { + mode_lib->vba.Outbpp = + TruncToValidBPP( + (1.0 + - mode_lib->vba.Downspreading + / 100.0) + * 540.0 + * mode_lib->vba.OutputLinkDPLanes[k] + / mode_lib->vba.PixelClockBackEnd[k] + * 8.0, + false, + mode_lib->vba.Output[k], + mode_lib->vba.OutputFormat[k], + mode_lib->vba.DSCInputBitPerComponent[k]); + mode_lib->vba.OutbppDSC = + TruncToValidBPP( + (1.0 + - mode_lib->vba.Downspreading + / 100.0) + * (1.0 + - mode_lib->vba.EffectiveFECOverhead + / 100.0) + * 540.0 + * mode_lib->vba.OutputLinkDPLanes[k] + / mode_lib->vba.PixelClockBackEnd[k] + * 8.0, + true, + mode_lib->vba.Output[k], + mode_lib->vba.OutputFormat[k], + mode_lib->vba.DSCInputBitPerComponent[k]); + if (mode_lib->vba.DSCEnabled[k] == true) { + mode_lib->vba.RequiresDSC[i][k] = true; + if (mode_lib->vba.Output[k] == dm_dp) { + mode_lib->vba.RequiresFEC[i][k] = + true; + } else { + mode_lib->vba.RequiresFEC[i][k] = + false; + } + mode_lib->vba.Outbpp = + mode_lib->vba.OutbppDSC; + } else { + mode_lib->vba.RequiresDSC[i][k] = false; + mode_lib->vba.RequiresFEC[i][k] = false; + } + mode_lib->vba.OutputBppPerState[i][k] = + mode_lib->vba.Outbpp; + } + if (mode_lib->vba.Outbpp == 0 + && mode_lib->vba.PHYCLKPerState[i] + >= 810.0) { + mode_lib->vba.Outbpp = + TruncToValidBPP( + (1.0 + - mode_lib->vba.Downspreading + / 100.0) + * 810.0 + * mode_lib->vba.OutputLinkDPLanes[k] + / mode_lib->vba.PixelClockBackEnd[k] + * 8.0, + false, + mode_lib->vba.Output[k], + mode_lib->vba.OutputFormat[k], + mode_lib->vba.DSCInputBitPerComponent[k]); + mode_lib->vba.OutbppDSC = + TruncToValidBPP( + (1.0 + - mode_lib->vba.Downspreading + / 100.0) + * (1.0 + - mode_lib->vba.EffectiveFECOverhead + / 100.0) + * 810.0 + * mode_lib->vba.OutputLinkDPLanes[k] + / mode_lib->vba.PixelClockBackEnd[k] + * 8.0, + true, + mode_lib->vba.Output[k], + mode_lib->vba.OutputFormat[k], + mode_lib->vba.DSCInputBitPerComponent[k]); + if (mode_lib->vba.DSCEnabled[k] == true + || mode_lib->vba.Outbpp == 0) { + mode_lib->vba.RequiresDSC[i][k] = true; + if (mode_lib->vba.Output[k] == dm_dp) { + mode_lib->vba.RequiresFEC[i][k] = + true; + } else { + mode_lib->vba.RequiresFEC[i][k] = + false; + } + mode_lib->vba.Outbpp = + mode_lib->vba.OutbppDSC; + } else { + mode_lib->vba.RequiresDSC[i][k] = false; + mode_lib->vba.RequiresFEC[i][k] = false; + } + mode_lib->vba.OutputBppPerState[i][k] = + mode_lib->vba.Outbpp; + } + } + } else { + mode_lib->vba.OutputBppPerState[i][k] = 0; + } + } + } + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.DIOSupport[i] = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.OutputBppPerState[i][k] == 0 + || (mode_lib->vba.OutputFormat[k] == dm_420 + && mode_lib->vba.ProgressiveToInterlaceUnitInOPP + == true)) { + mode_lib->vba.DIOSupport[i] = false; + } + } + } + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.DSCCLKRequiredMoreThanSupported[i] = false; + if (mode_lib->vba.BlendingAndTiming[k] == k) { + if ((mode_lib->vba.Output[k] == dm_dp + || mode_lib->vba.Output[k] == dm_edp)) { + if (mode_lib->vba.OutputFormat[k] == dm_420 + || mode_lib->vba.OutputFormat[k] + == dm_n422) { + mode_lib->vba.DSCFormatFactor = 2; + } else { + mode_lib->vba.DSCFormatFactor = 1; + } + if (mode_lib->vba.RequiresDSC[i][k] == true) { + if (mode_lib->vba.ODMCombineEnablePerState[i][k] + == true) { + if (mode_lib->vba.PixelClockBackEnd[k] / 6.0 + / mode_lib->vba.DSCFormatFactor + > (1.0 + - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + * mode_lib->vba.MaxDSCCLK[i]) { + mode_lib->vba.DSCCLKRequiredMoreThanSupported[i] = + true; + } + } else { + if (mode_lib->vba.PixelClockBackEnd[k] / 3.0 + / mode_lib->vba.DSCFormatFactor + > (1.0 + - mode_lib->vba.DISPCLKDPPCLKDSCCLKDownSpreading + / 100.0) + * mode_lib->vba.MaxDSCCLK[i]) { + mode_lib->vba.DSCCLKRequiredMoreThanSupported[i] = + true; + } + } + } + } + } + } + } + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.NotEnoughDSCUnits[i] = false; + mode_lib->vba.TotalDSCUnitsRequired = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.RequiresDSC[i][k] == true) { + if (mode_lib->vba.ODMCombineEnablePerState[i][k] == true) { + mode_lib->vba.TotalDSCUnitsRequired = + mode_lib->vba.TotalDSCUnitsRequired + 2.0; + } else { + mode_lib->vba.TotalDSCUnitsRequired = + mode_lib->vba.TotalDSCUnitsRequired + 1.0; + } + } + } + if (mode_lib->vba.TotalDSCUnitsRequired > mode_lib->vba.NumberOfDSC) { + mode_lib->vba.NotEnoughDSCUnits[i] = true; + } + } + /*DSC Delay per state*/ + + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.BlendingAndTiming[k] != k) { + mode_lib->vba.slices = 0; + } else if (mode_lib->vba.RequiresDSC[i][k] == 0 + || mode_lib->vba.RequiresDSC[i][k] == false) { + mode_lib->vba.slices = 0; + } else if (mode_lib->vba.PixelClockBackEnd[k] > 3200.0) { + mode_lib->vba.slices = dml_ceil( + mode_lib->vba.PixelClockBackEnd[k] / 400.0, + 4.0); + } else if (mode_lib->vba.PixelClockBackEnd[k] > 1360.0) { + mode_lib->vba.slices = 8.0; + } else if (mode_lib->vba.PixelClockBackEnd[k] > 680.0) { + mode_lib->vba.slices = 4.0; + } else if (mode_lib->vba.PixelClockBackEnd[k] > 340.0) { + mode_lib->vba.slices = 2.0; + } else { + mode_lib->vba.slices = 1.0; + } + if (mode_lib->vba.OutputBppPerState[i][k] == 0 + || mode_lib->vba.OutputBppPerState[i][k] == 0) { + mode_lib->vba.bpp = 0.0; + } else { + mode_lib->vba.bpp = mode_lib->vba.OutputBppPerState[i][k]; + } + if (mode_lib->vba.RequiresDSC[i][k] == true && mode_lib->vba.bpp != 0.0) { + if (mode_lib->vba.ODMCombineEnablePerState[i][k] == false) { + mode_lib->vba.DSCDelayPerState[i][k] = + dscceComputeDelay( + mode_lib->vba.DSCInputBitPerComponent[k], + mode_lib->vba.bpp, + dml_ceil( + mode_lib->vba.HActive[k] + / mode_lib->vba.slices, + 1.0), + mode_lib->vba.slices, + mode_lib->vba.OutputFormat[k]) + + dscComputeDelay( + mode_lib->vba.OutputFormat[k]); + } else { + mode_lib->vba.DSCDelayPerState[i][k] = + 2.0 + * (dscceComputeDelay( + mode_lib->vba.DSCInputBitPerComponent[k], + mode_lib->vba.bpp, + dml_ceil( + mode_lib->vba.HActive[k] + / mode_lib->vba.slices, + 1.0), + mode_lib->vba.slices + / 2, + mode_lib->vba.OutputFormat[k]) + + dscComputeDelay( + mode_lib->vba.OutputFormat[k])); + } + mode_lib->vba.DSCDelayPerState[i][k] = + mode_lib->vba.DSCDelayPerState[i][k] + * mode_lib->vba.PixelClock[k] + / mode_lib->vba.PixelClockBackEnd[k]; + } else { + mode_lib->vba.DSCDelayPerState[i][k] = 0.0; + } + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + for (j = 0; j <= mode_lib->vba.NumberOfActivePlanes - 1; j++) { + if (mode_lib->vba.BlendingAndTiming[k] == j + && mode_lib->vba.RequiresDSC[i][j] == true) { + mode_lib->vba.DSCDelayPerState[i][k] = + mode_lib->vba.DSCDelayPerState[i][j]; + } + } + } + } + /*Urgent Latency Support Check*/ + + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + if (mode_lib->vba.ODMCombineEnablePerState[i][k] == true) { + mode_lib->vba.SwathWidthYPerState[i][k] = + dml_min( + mode_lib->vba.SwathWidthYSingleDPP[k], + dml_round( + mode_lib->vba.HActive[k] + / 2.0 + * mode_lib->vba.HRatio[k])); + } else { + mode_lib->vba.SwathWidthYPerState[i][k] = + mode_lib->vba.SwathWidthYSingleDPP[k] + / mode_lib->vba.NoOfDPP[i][k]; + } + mode_lib->vba.SwathWidthGranularityY = 256.0 + / dml_ceil(mode_lib->vba.BytePerPixelInDETY[k], 1.0) + / mode_lib->vba.MaxSwathHeightY[k]; + mode_lib->vba.RoundedUpMaxSwathSizeBytesY = (dml_ceil( + mode_lib->vba.SwathWidthYPerState[i][k] - 1.0, + mode_lib->vba.SwathWidthGranularityY) + + mode_lib->vba.SwathWidthGranularityY) + * mode_lib->vba.BytePerPixelInDETY[k] + * mode_lib->vba.MaxSwathHeightY[k]; + if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10) { + mode_lib->vba.RoundedUpMaxSwathSizeBytesY = dml_ceil( + mode_lib->vba.RoundedUpMaxSwathSizeBytesY, + 256.0) + 256; + } + if (mode_lib->vba.MaxSwathHeightC[k] > 0.0) { + mode_lib->vba.SwathWidthGranularityC = 256.0 + / dml_ceil(mode_lib->vba.BytePerPixelInDETC[k], 2.0) + / mode_lib->vba.MaxSwathHeightC[k]; + mode_lib->vba.RoundedUpMaxSwathSizeBytesC = (dml_ceil( + mode_lib->vba.SwathWidthYPerState[i][k] / 2.0 - 1.0, + mode_lib->vba.SwathWidthGranularityC) + + mode_lib->vba.SwathWidthGranularityC) + * mode_lib->vba.BytePerPixelInDETC[k] + * mode_lib->vba.MaxSwathHeightC[k]; + if (mode_lib->vba.SourcePixelFormat[k] == dm_420_10) { + mode_lib->vba.RoundedUpMaxSwathSizeBytesC = dml_ceil( + mode_lib->vba.RoundedUpMaxSwathSizeBytesC, + 256.0) + 256; + } + } else { + mode_lib->vba.RoundedUpMaxSwathSizeBytesC = 0.0; + } + if (mode_lib->vba.RoundedUpMaxSwathSizeBytesY + + mode_lib->vba.RoundedUpMaxSwathSizeBytesC + <= mode_lib->vba.DETBufferSizeInKByte * 1024.0 / 2.0) { + mode_lib->vba.SwathHeightYPerState[i][k] = + mode_lib->vba.MaxSwathHeightY[k]; + mode_lib->vba.SwathHeightCPerState[i][k] = + mode_lib->vba.MaxSwathHeightC[k]; + } else { + mode_lib->vba.SwathHeightYPerState[i][k] = + mode_lib->vba.MinSwathHeightY[k]; + mode_lib->vba.SwathHeightCPerState[i][k] = + mode_lib->vba.MinSwathHeightC[k]; + } + if (mode_lib->vba.BytePerPixelInDETC[k] == 0.0) { + mode_lib->vba.LinesInDETLuma = mode_lib->vba.DETBufferSizeInKByte + * 1024.0 / mode_lib->vba.BytePerPixelInDETY[k] + / mode_lib->vba.SwathWidthYPerState[i][k]; + mode_lib->vba.LinesInDETChroma = 0.0; + } else if (mode_lib->vba.SwathHeightYPerState[i][k] + <= mode_lib->vba.SwathHeightCPerState[i][k]) { + mode_lib->vba.LinesInDETLuma = mode_lib->vba.DETBufferSizeInKByte + * 1024.0 / 2.0 / mode_lib->vba.BytePerPixelInDETY[k] + / mode_lib->vba.SwathWidthYPerState[i][k]; + mode_lib->vba.LinesInDETChroma = mode_lib->vba.DETBufferSizeInKByte + * 1024.0 / 2.0 / mode_lib->vba.BytePerPixelInDETC[k] + / (mode_lib->vba.SwathWidthYPerState[i][k] / 2.0); + } else { + mode_lib->vba.LinesInDETLuma = mode_lib->vba.DETBufferSizeInKByte + * 1024.0 * 2.0 / 3.0 + / mode_lib->vba.BytePerPixelInDETY[k] + / mode_lib->vba.SwathWidthYPerState[i][k]; + mode_lib->vba.LinesInDETChroma = mode_lib->vba.DETBufferSizeInKByte + * 1024.0 / 3.0 / mode_lib->vba.BytePerPixelInDETY[k] + / (mode_lib->vba.SwathWidthYPerState[i][k] / 2.0); + } + mode_lib->vba.EffectiveLBLatencyHidingSourceLinesLuma = + dml_min( + mode_lib->vba.MaxLineBufferLines, + dml_floor( + mode_lib->vba.LineBufferSize + / mode_lib->vba.LBBitPerPixel[k] + / (mode_lib->vba.SwathWidthYPerState[i][k] + / dml_max( + mode_lib->vba.HRatio[k], + 1.0)), + 1.0)) + - (mode_lib->vba.vtaps[k] - 1.0); + mode_lib->vba.EffectiveLBLatencyHidingSourceLinesChroma = + dml_min( + mode_lib->vba.MaxLineBufferLines, + dml_floor( + mode_lib->vba.LineBufferSize + / mode_lib->vba.LBBitPerPixel[k] + / (mode_lib->vba.SwathWidthYPerState[i][k] + / 2.0 + / dml_max( + mode_lib->vba.HRatio[k] + / 2.0, + 1.0)), + 1.0)) + - (mode_lib->vba.VTAPsChroma[k] - 1.0); + mode_lib->vba.EffectiveDETLBLinesLuma = + dml_floor( + mode_lib->vba.LinesInDETLuma + + dml_min( + mode_lib->vba.LinesInDETLuma + * mode_lib->vba.RequiredDISPCLK[i] + * mode_lib->vba.BytePerPixelInDETY[k] + * mode_lib->vba.PSCL_FACTOR[k] + / mode_lib->vba.ReturnBWPerState[i], + mode_lib->vba.EffectiveLBLatencyHidingSourceLinesLuma), + mode_lib->vba.SwathHeightYPerState[i][k]); + mode_lib->vba.EffectiveDETLBLinesChroma = + dml_floor( + mode_lib->vba.LinesInDETChroma + + dml_min( + mode_lib->vba.LinesInDETChroma + * mode_lib->vba.RequiredDISPCLK[i] + * mode_lib->vba.BytePerPixelInDETC[k] + * mode_lib->vba.PSCL_FACTOR_CHROMA[k] + / mode_lib->vba.ReturnBWPerState[i], + mode_lib->vba.EffectiveLBLatencyHidingSourceLinesChroma), + mode_lib->vba.SwathHeightCPerState[i][k]); + if (mode_lib->vba.BytePerPixelInDETC[k] == 0.0) { + mode_lib->vba.UrgentLatencySupportUsPerState[i][k] = + mode_lib->vba.EffectiveDETLBLinesLuma + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) + / mode_lib->vba.VRatio[k] + - mode_lib->vba.EffectiveDETLBLinesLuma + * mode_lib->vba.SwathWidthYPerState[i][k] + * dml_ceil( + mode_lib->vba.BytePerPixelInDETY[k], + 1.0) + / (mode_lib->vba.ReturnBWPerState[i] + / mode_lib->vba.NoOfDPP[i][k]); + } else { + mode_lib->vba.UrgentLatencySupportUsPerState[i][k] = + dml_min( + mode_lib->vba.EffectiveDETLBLinesLuma + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) + / mode_lib->vba.VRatio[k] + - mode_lib->vba.EffectiveDETLBLinesLuma + * mode_lib->vba.SwathWidthYPerState[i][k] + * dml_ceil( + mode_lib->vba.BytePerPixelInDETY[k], + 1.0) + / (mode_lib->vba.ReturnBWPerState[i] + / mode_lib->vba.NoOfDPP[i][k]), + mode_lib->vba.EffectiveDETLBLinesChroma + * (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]) + / (mode_lib->vba.VRatio[k] + / 2.0) + - mode_lib->vba.EffectiveDETLBLinesChroma + * mode_lib->vba.SwathWidthYPerState[i][k] + / 2.0 + * dml_ceil( + mode_lib->vba.BytePerPixelInDETC[k], + 2.0) + / (mode_lib->vba.ReturnBWPerState[i] + / mode_lib->vba.NoOfDPP[i][k])); + } + } + } + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.UrgentLatencySupport[i] = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.UrgentLatencySupportUsPerState[i][k] + < mode_lib->vba.UrgentLatency / 1.0) { + mode_lib->vba.UrgentLatencySupport[i] = false; + } + } + } + /*Prefetch Check*/ + + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.TotalNumberOfDCCActiveDPP[i] = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.DCCEnable[k] == true) { + mode_lib->vba.TotalNumberOfDCCActiveDPP[i] = + mode_lib->vba.TotalNumberOfDCCActiveDPP[i] + + mode_lib->vba.NoOfDPP[i][k]; + } + } + } + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.ProjectedDCFCLKDeepSleep = 8.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.ProjectedDCFCLKDeepSleep = dml_max( + mode_lib->vba.ProjectedDCFCLKDeepSleep, + mode_lib->vba.PixelClock[k] / 16.0); + if (mode_lib->vba.BytePerPixelInDETC[k] == 0.0) { + if (mode_lib->vba.VRatio[k] <= 1.0) { + mode_lib->vba.ProjectedDCFCLKDeepSleep = + dml_max( + mode_lib->vba.ProjectedDCFCLKDeepSleep, + 1.1 + * dml_ceil( + mode_lib->vba.BytePerPixelInDETY[k], + 1.0) + / 64.0 + * mode_lib->vba.HRatio[k] + * mode_lib->vba.PixelClock[k] + / mode_lib->vba.NoOfDPP[i][k]); + } else { + mode_lib->vba.ProjectedDCFCLKDeepSleep = + dml_max( + mode_lib->vba.ProjectedDCFCLKDeepSleep, + 1.1 + * dml_ceil( + mode_lib->vba.BytePerPixelInDETY[k], + 1.0) + / 64.0 + * mode_lib->vba.PSCL_FACTOR[k] + * mode_lib->vba.RequiredDPPCLK[i][k]); + } + } else { + if (mode_lib->vba.VRatio[k] <= 1.0) { + mode_lib->vba.ProjectedDCFCLKDeepSleep = + dml_max( + mode_lib->vba.ProjectedDCFCLKDeepSleep, + 1.1 + * dml_ceil( + mode_lib->vba.BytePerPixelInDETY[k], + 1.0) + / 32.0 + * mode_lib->vba.HRatio[k] + * mode_lib->vba.PixelClock[k] + / mode_lib->vba.NoOfDPP[i][k]); + } else { + mode_lib->vba.ProjectedDCFCLKDeepSleep = + dml_max( + mode_lib->vba.ProjectedDCFCLKDeepSleep, + 1.1 + * dml_ceil( + mode_lib->vba.BytePerPixelInDETY[k], + 1.0) + / 32.0 + * mode_lib->vba.PSCL_FACTOR[k] + * mode_lib->vba.RequiredDPPCLK[i][k]); + } + if (mode_lib->vba.VRatio[k] / 2.0 <= 1.0) { + mode_lib->vba.ProjectedDCFCLKDeepSleep = + dml_max( + mode_lib->vba.ProjectedDCFCLKDeepSleep, + 1.1 + * dml_ceil( + mode_lib->vba.BytePerPixelInDETC[k], + 2.0) + / 32.0 + * mode_lib->vba.HRatio[k] + / 2.0 + * mode_lib->vba.PixelClock[k] + / mode_lib->vba.NoOfDPP[i][k]); + } else { + mode_lib->vba.ProjectedDCFCLKDeepSleep = + dml_max( + mode_lib->vba.ProjectedDCFCLKDeepSleep, + 1.1 + * dml_ceil( + mode_lib->vba.BytePerPixelInDETC[k], + 2.0) + / 32.0 + * mode_lib->vba.PSCL_FACTOR_CHROMA[k] + * mode_lib->vba.RequiredDPPCLK[i][k]); + } + } + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.PDEAndMetaPTEBytesPerFrameY = CalculateVMAndRowBytes( + mode_lib, + mode_lib->vba.DCCEnable[k], + mode_lib->vba.Read256BlockHeightY[k], + mode_lib->vba.Read256BlockWidthY[k], + mode_lib->vba.SourcePixelFormat[k], + mode_lib->vba.SurfaceTiling[k], + dml_ceil(mode_lib->vba.BytePerPixelInDETY[k], 1.0), + mode_lib->vba.SourceScan[k], + mode_lib->vba.ViewportWidth[k], + mode_lib->vba.ViewportHeight[k], + mode_lib->vba.SwathWidthYPerState[i][k], + mode_lib->vba.VirtualMemoryEnable, + mode_lib->vba.VMMPageSize, + mode_lib->vba.PTEBufferSizeInRequests, + mode_lib->vba.PDEProcessingBufIn64KBReqs, + mode_lib->vba.PitchY[k], + mode_lib->vba.DCCMetaPitchY[k], + &mode_lib->vba.MacroTileWidthY[k], + &mode_lib->vba.MetaRowBytesY, + &mode_lib->vba.DPTEBytesPerRowY, + &mode_lib->vba.PTEBufferSizeNotExceededY[i][k], + &mode_lib->vba.dpte_row_height[k], + &mode_lib->vba.meta_row_height[k]); + mode_lib->vba.PrefetchLinesY[k] = CalculatePrefetchSourceLines( + mode_lib, + mode_lib->vba.VRatio[k], + mode_lib->vba.vtaps[k], + mode_lib->vba.Interlace[k], + mode_lib->vba.ProgressiveToInterlaceUnitInOPP, + mode_lib->vba.SwathHeightYPerState[i][k], + mode_lib->vba.ViewportYStartY[k], + &mode_lib->vba.PrefillY[k], + &mode_lib->vba.MaxNumSwY[k]); + if ((mode_lib->vba.SourcePixelFormat[k] != dm_444_64 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 + && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 + && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8)) { + mode_lib->vba.PDEAndMetaPTEBytesPerFrameC = CalculateVMAndRowBytes( + mode_lib, + mode_lib->vba.DCCEnable[k], + mode_lib->vba.Read256BlockHeightY[k], + mode_lib->vba.Read256BlockWidthY[k], + mode_lib->vba.SourcePixelFormat[k], + mode_lib->vba.SurfaceTiling[k], + dml_ceil(mode_lib->vba.BytePerPixelInDETC[k], 2.0), + mode_lib->vba.SourceScan[k], + mode_lib->vba.ViewportWidth[k] / 2.0, + mode_lib->vba.ViewportHeight[k] / 2.0, + mode_lib->vba.SwathWidthYPerState[i][k] / 2.0, + mode_lib->vba.VirtualMemoryEnable, + mode_lib->vba.VMMPageSize, + mode_lib->vba.PTEBufferSizeInRequests, + mode_lib->vba.PDEProcessingBufIn64KBReqs, + mode_lib->vba.PitchC[k], + 0.0, + &mode_lib->vba.MacroTileWidthC[k], + &mode_lib->vba.MetaRowBytesC, + &mode_lib->vba.DPTEBytesPerRowC, + &mode_lib->vba.PTEBufferSizeNotExceededC[i][k], + &mode_lib->vba.dpte_row_height_chroma[k], + &mode_lib->vba.meta_row_height_chroma[k]); + mode_lib->vba.PrefetchLinesC[k] = CalculatePrefetchSourceLines( + mode_lib, + mode_lib->vba.VRatio[k] / 2.0, + mode_lib->vba.VTAPsChroma[k], + mode_lib->vba.Interlace[k], + mode_lib->vba.ProgressiveToInterlaceUnitInOPP, + mode_lib->vba.SwathHeightCPerState[i][k], + mode_lib->vba.ViewportYStartC[k], + &mode_lib->vba.PrefillC[k], + &mode_lib->vba.MaxNumSwC[k]); + } else { + mode_lib->vba.PDEAndMetaPTEBytesPerFrameC = 0.0; + mode_lib->vba.MetaRowBytesC = 0.0; + mode_lib->vba.DPTEBytesPerRowC = 0.0; + mode_lib->vba.PrefetchLinesC[k] = 0.0; + mode_lib->vba.PTEBufferSizeNotExceededC[i][k] = true; + } + mode_lib->vba.PDEAndMetaPTEBytesPerFrame[k] = + mode_lib->vba.PDEAndMetaPTEBytesPerFrameY + + mode_lib->vba.PDEAndMetaPTEBytesPerFrameC; + mode_lib->vba.MetaRowBytes[k] = mode_lib->vba.MetaRowBytesY + + mode_lib->vba.MetaRowBytesC; + mode_lib->vba.DPTEBytesPerRow[k] = mode_lib->vba.DPTEBytesPerRowY + + mode_lib->vba.DPTEBytesPerRowC; + } + mode_lib->vba.ExtraLatency = + mode_lib->vba.UrgentRoundTripAndOutOfOrderLatencyPerState[i] + + (mode_lib->vba.TotalNumberOfActiveDPP[i] + * mode_lib->vba.PixelChunkSizeInKByte + + mode_lib->vba.TotalNumberOfDCCActiveDPP[i] + * mode_lib->vba.MetaChunkSize) + * 1024.0 + / mode_lib->vba.ReturnBWPerState[i]; + if (mode_lib->vba.VirtualMemoryEnable == true) { + mode_lib->vba.ExtraLatency = mode_lib->vba.ExtraLatency + + mode_lib->vba.TotalNumberOfActiveDPP[i] + * mode_lib->vba.PTEChunkSize * 1024.0 + / mode_lib->vba.ReturnBWPerState[i]; + } + mode_lib->vba.TimeCalc = 24.0 / mode_lib->vba.ProjectedDCFCLKDeepSleep; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.BlendingAndTiming[k] == k) { + if (mode_lib->vba.WritebackEnable[k] == true) { + mode_lib->vba.WritebackDelay[i][k] = + mode_lib->vba.WritebackLatency + + CalculateWriteBackDelay( + mode_lib->vba.WritebackPixelFormat[k], + mode_lib->vba.WritebackHRatio[k], + mode_lib->vba.WritebackVRatio[k], + mode_lib->vba.WritebackLumaHTaps[k], + mode_lib->vba.WritebackLumaVTaps[k], + mode_lib->vba.WritebackChromaHTaps[k], + mode_lib->vba.WritebackChromaVTaps[k], + mode_lib->vba.WritebackDestinationWidth[k]) + / mode_lib->vba.RequiredDISPCLK[i]; + } else { + mode_lib->vba.WritebackDelay[i][k] = 0.0; + } + for (j = 0; j <= mode_lib->vba.NumberOfActivePlanes - 1; j++) { + if (mode_lib->vba.BlendingAndTiming[j] == k + && mode_lib->vba.WritebackEnable[j] + == true) { + mode_lib->vba.WritebackDelay[i][k] = + dml_max( + mode_lib->vba.WritebackDelay[i][k], + mode_lib->vba.WritebackLatency + + CalculateWriteBackDelay( + mode_lib->vba.WritebackPixelFormat[j], + mode_lib->vba.WritebackHRatio[j], + mode_lib->vba.WritebackVRatio[j], + mode_lib->vba.WritebackLumaHTaps[j], + mode_lib->vba.WritebackLumaVTaps[j], + mode_lib->vba.WritebackChromaHTaps[j], + mode_lib->vba.WritebackChromaVTaps[j], + mode_lib->vba.WritebackDestinationWidth[j]) + / mode_lib->vba.RequiredDISPCLK[i]); + } + } + } + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + for (j = 0; j <= mode_lib->vba.NumberOfActivePlanes - 1; j++) { + if (mode_lib->vba.BlendingAndTiming[k] == j) { + mode_lib->vba.WritebackDelay[i][k] = + mode_lib->vba.WritebackDelay[i][j]; + } + } + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.MaximumVStartup[k] = + mode_lib->vba.VTotal[k] - mode_lib->vba.VActive[k] + - dml_max( + 1.0, + dml_ceil( + mode_lib->vba.WritebackDelay[i][k] + / (mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]), + 1.0)); + } + mode_lib->vba.TWait = CalculateTWait( + mode_lib->vba.PrefetchMode, + mode_lib->vba.DRAMClockChangeLatency, + mode_lib->vba.UrgentLatency, + mode_lib->vba.SREnterPlusExitTime); + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.XFCEnabled[k] == true) { + mode_lib->vba.XFCRemoteSurfaceFlipDelay = + CalculateRemoteSurfaceFlipDelay( + mode_lib, + mode_lib->vba.VRatio[k], + mode_lib->vba.SwathWidthYPerState[i][k], + dml_ceil( + mode_lib->vba.BytePerPixelInDETY[k], + 1.0), + mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k], + mode_lib->vba.XFCTSlvVupdateOffset, + mode_lib->vba.XFCTSlvVupdateWidth, + mode_lib->vba.XFCTSlvVreadyOffset, + mode_lib->vba.XFCXBUFLatencyTolerance, + mode_lib->vba.XFCFillBWOverhead, + mode_lib->vba.XFCSlvChunkSize, + mode_lib->vba.XFCBusTransportTime, + mode_lib->vba.TimeCalc, + mode_lib->vba.TWait, + &mode_lib->vba.SrcActiveDrainRate, + &mode_lib->vba.TInitXFill, + &mode_lib->vba.TslvChk); + } else { + mode_lib->vba.XFCRemoteSurfaceFlipDelay = 0.0; + } + mode_lib->vba.IsErrorResult[i][k] = + CalculatePrefetchSchedule( + mode_lib, + mode_lib->vba.RequiredDPPCLK[i][k], + mode_lib->vba.RequiredDISPCLK[i], + mode_lib->vba.PixelClock[k], + mode_lib->vba.ProjectedDCFCLKDeepSleep, + mode_lib->vba.DSCDelayPerState[i][k], + mode_lib->vba.NoOfDPP[i][k], + mode_lib->vba.ScalerEnabled[k], + mode_lib->vba.NumberOfCursors[k], + mode_lib->vba.DPPCLKDelaySubtotal, + mode_lib->vba.DPPCLKDelaySCL, + mode_lib->vba.DPPCLKDelaySCLLBOnly, + mode_lib->vba.DPPCLKDelayCNVCFormater, + mode_lib->vba.DPPCLKDelayCNVCCursor, + mode_lib->vba.DISPCLKDelaySubtotal, + mode_lib->vba.SwathWidthYPerState[i][k] + / mode_lib->vba.HRatio[k], + mode_lib->vba.OutputFormat[k], + mode_lib->vba.VTotal[k] + - mode_lib->vba.VActive[k], + mode_lib->vba.HTotal[k], + mode_lib->vba.MaxInterDCNTileRepeaters, + mode_lib->vba.MaximumVStartup[k], + mode_lib->vba.MaxPageTableLevels, + mode_lib->vba.VirtualMemoryEnable, + mode_lib->vba.DynamicMetadataEnable[k], + mode_lib->vba.DynamicMetadataLinesBeforeActiveRequired[k], + mode_lib->vba.DynamicMetadataTransmittedBytes[k], + mode_lib->vba.DCCEnable[k], + mode_lib->vba.UrgentLatency, + mode_lib->vba.ExtraLatency, + mode_lib->vba.TimeCalc, + mode_lib->vba.PDEAndMetaPTEBytesPerFrame[k], + mode_lib->vba.MetaRowBytes[k], + mode_lib->vba.DPTEBytesPerRow[k], + mode_lib->vba.PrefetchLinesY[k], + mode_lib->vba.SwathWidthYPerState[i][k], + mode_lib->vba.BytePerPixelInDETY[k], + mode_lib->vba.PrefillY[k], + mode_lib->vba.MaxNumSwY[k], + mode_lib->vba.PrefetchLinesC[k], + mode_lib->vba.BytePerPixelInDETC[k], + mode_lib->vba.PrefillC[k], + mode_lib->vba.MaxNumSwC[k], + mode_lib->vba.SwathHeightYPerState[i][k], + mode_lib->vba.SwathHeightCPerState[i][k], + mode_lib->vba.TWait, + mode_lib->vba.XFCEnabled[k], + mode_lib->vba.XFCRemoteSurfaceFlipDelay, + mode_lib->vba.Interlace[k], + mode_lib->vba.ProgressiveToInterlaceUnitInOPP, + mode_lib->vba.DSTXAfterScaler, + mode_lib->vba.DSTYAfterScaler, + &mode_lib->vba.LineTimesForPrefetch[k], + &mode_lib->vba.PrefetchBW[k], + &mode_lib->vba.LinesForMetaPTE[k], + &mode_lib->vba.LinesForMetaAndDPTERow[k], + &mode_lib->vba.VRatioPreY[i][k], + &mode_lib->vba.VRatioPreC[i][k], + &mode_lib->vba.RequiredPrefetchPixelDataBW[i][k], + &mode_lib->vba.VStartupRequiredWhenNotEnoughTimeForDynamicMetadata, + &mode_lib->vba.Tno_bw[k], + &mode_lib->vba.VUpdateOffsetPix[k], + &mode_lib->vba.VUpdateWidthPix[k], + &mode_lib->vba.VReadyOffsetPix[k]); + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.cursor_bw[k] = mode_lib->vba.NumberOfCursors[k] + * mode_lib->vba.CursorWidth[k][0] + * mode_lib->vba.CursorBPP[k][0] / 8.0 + / (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) + * mode_lib->vba.VRatio[k]; + } + mode_lib->vba.MaximumReadBandwidthWithPrefetch = 0.0; + mode_lib->vba.prefetch_vm_bw_valid = true; + mode_lib->vba.prefetch_row_bw_valid = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.PDEAndMetaPTEBytesPerFrame[k] == 0.0) { + mode_lib->vba.prefetch_vm_bw[k] = 0.0; + } else if (mode_lib->vba.LinesForMetaPTE[k] > 0.0) { + mode_lib->vba.prefetch_vm_bw[k] = + mode_lib->vba.PDEAndMetaPTEBytesPerFrame[k] + / (mode_lib->vba.LinesForMetaPTE[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]); + } else { + mode_lib->vba.prefetch_vm_bw[k] = 0.0; + mode_lib->vba.prefetch_vm_bw_valid = false; + } + if (mode_lib->vba.MetaRowBytes[k] + mode_lib->vba.DPTEBytesPerRow[k] + == 0.0) { + mode_lib->vba.prefetch_row_bw[k] = 0.0; + } else if (mode_lib->vba.LinesForMetaAndDPTERow[k] > 0.0) { + mode_lib->vba.prefetch_row_bw[k] = (mode_lib->vba.MetaRowBytes[k] + + mode_lib->vba.DPTEBytesPerRow[k]) + / (mode_lib->vba.LinesForMetaAndDPTERow[k] + * mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k]); + } else { + mode_lib->vba.prefetch_row_bw[k] = 0.0; + mode_lib->vba.prefetch_row_bw_valid = false; + } + mode_lib->vba.MaximumReadBandwidthWithPrefetch = + mode_lib->vba.MaximumReadBandwidthWithPrefetch + + mode_lib->vba.cursor_bw[k] + + dml_max4( + mode_lib->vba.prefetch_vm_bw[k], + mode_lib->vba.prefetch_row_bw[k], + mode_lib->vba.ReadBandwidth[k], + mode_lib->vba.RequiredPrefetchPixelDataBW[i][k]); + } + mode_lib->vba.PrefetchSupported[i] = true; + if (mode_lib->vba.MaximumReadBandwidthWithPrefetch + > mode_lib->vba.ReturnBWPerState[i] + || mode_lib->vba.prefetch_vm_bw_valid == false + || mode_lib->vba.prefetch_row_bw_valid == false) { + mode_lib->vba.PrefetchSupported[i] = false; + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.LineTimesForPrefetch[k] < 2.0 + || mode_lib->vba.LinesForMetaPTE[k] >= 8.0 + || mode_lib->vba.LinesForMetaAndDPTERow[k] >= 16.0 + || mode_lib->vba.IsErrorResult[i][k] == true) { + mode_lib->vba.PrefetchSupported[i] = false; + } + } + mode_lib->vba.VRatioInPrefetchSupported[i] = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.VRatioPreY[i][k] > 4.0 + || mode_lib->vba.VRatioPreC[i][k] > 4.0 + || mode_lib->vba.IsErrorResult[i][k] == true) { + mode_lib->vba.VRatioInPrefetchSupported[i] = false; + } + } + if (mode_lib->vba.PrefetchSupported[i] == true + && mode_lib->vba.VRatioInPrefetchSupported[i] == true) { + mode_lib->vba.BandwidthAvailableForImmediateFlip = + mode_lib->vba.ReturnBWPerState[i]; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.BandwidthAvailableForImmediateFlip = + mode_lib->vba.BandwidthAvailableForImmediateFlip + - mode_lib->vba.cursor_bw[k] + - dml_max( + mode_lib->vba.ReadBandwidth[k], + mode_lib->vba.PrefetchBW[k]); + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.ImmediateFlipBytes[k] = 0.0; + if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 + && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { + mode_lib->vba.ImmediateFlipBytes[k] = + mode_lib->vba.PDEAndMetaPTEBytesPerFrame[k] + + mode_lib->vba.MetaRowBytes[k] + + mode_lib->vba.DPTEBytesPerRow[k]; + } + } + mode_lib->vba.TotImmediateFlipBytes = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if ((mode_lib->vba.SourcePixelFormat[k] != dm_420_8 + && mode_lib->vba.SourcePixelFormat[k] != dm_420_10)) { + mode_lib->vba.TotImmediateFlipBytes = + mode_lib->vba.TotImmediateFlipBytes + + mode_lib->vba.ImmediateFlipBytes[k]; + } + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + CalculateFlipSchedule( + mode_lib, + mode_lib->vba.ExtraLatency, + mode_lib->vba.UrgentLatency, + mode_lib->vba.MaxPageTableLevels, + mode_lib->vba.VirtualMemoryEnable, + mode_lib->vba.BandwidthAvailableForImmediateFlip, + mode_lib->vba.TotImmediateFlipBytes, + mode_lib->vba.SourcePixelFormat[k], + mode_lib->vba.ImmediateFlipBytes[k], + mode_lib->vba.HTotal[k] + / mode_lib->vba.PixelClock[k], + mode_lib->vba.VRatio[k], + mode_lib->vba.Tno_bw[k], + mode_lib->vba.PDEAndMetaPTEBytesPerFrame[k], + mode_lib->vba.MetaRowBytes[k], + mode_lib->vba.DPTEBytesPerRow[k], + mode_lib->vba.DCCEnable[k], + mode_lib->vba.dpte_row_height[k], + mode_lib->vba.meta_row_height[k], + mode_lib->vba.qual_row_bw[k], + &mode_lib->vba.DestinationLinesToRequestVMInImmediateFlip[k], + &mode_lib->vba.DestinationLinesToRequestRowInImmediateFlip[k], + &mode_lib->vba.final_flip_bw[k], + &mode_lib->vba.ImmediateFlipSupportedForPipe[k]); + } + mode_lib->vba.total_dcn_read_bw_with_flip = 0.0; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.total_dcn_read_bw_with_flip = + mode_lib->vba.total_dcn_read_bw_with_flip + + mode_lib->vba.cursor_bw[k] + + dml_max3( + mode_lib->vba.prefetch_vm_bw[k], + mode_lib->vba.prefetch_row_bw[k], + mode_lib->vba.final_flip_bw[k] + + dml_max( + mode_lib->vba.ReadBandwidth[k], + mode_lib->vba.RequiredPrefetchPixelDataBW[i][k])); + } + mode_lib->vba.ImmediateFlipSupportedForState[i] = true; + if (mode_lib->vba.total_dcn_read_bw_with_flip + > mode_lib->vba.ReturnBWPerState[i]) { + mode_lib->vba.ImmediateFlipSupportedForState[i] = false; + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.ImmediateFlipSupportedForPipe[k] == false) { + mode_lib->vba.ImmediateFlipSupportedForState[i] = false; + } + } + } else { + mode_lib->vba.ImmediateFlipSupportedForState[i] = false; + } + } + /*PTE Buffer Size Check*/ + + for (i = 0; i <= DC__VOLTAGE_STATES; i++) { + mode_lib->vba.PTEBufferSizeNotExceeded[i] = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.PTEBufferSizeNotExceededY[i][k] == false + || mode_lib->vba.PTEBufferSizeNotExceededC[i][k] == false) { + mode_lib->vba.PTEBufferSizeNotExceeded[i] = false; + } + } + } + /*Cursor Support Check*/ + + mode_lib->vba.CursorSupport = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.CursorWidth[k][0] > 0.0) { + if (dml_floor( + dml_floor( + mode_lib->vba.CursorBufferSize + - mode_lib->vba.CursorChunkSize, + mode_lib->vba.CursorChunkSize) * 1024.0 + / (mode_lib->vba.CursorWidth[k][0] + * mode_lib->vba.CursorBPP[k][0] + / 8.0), + 1.0) + * (mode_lib->vba.HTotal[k] / mode_lib->vba.PixelClock[k]) + / mode_lib->vba.VRatio[k] < mode_lib->vba.UrgentLatency + || (mode_lib->vba.CursorBPP[k][0] == 64.0 + && mode_lib->vba.Cursor64BppSupport == false)) { + mode_lib->vba.CursorSupport = false; + } + } + } + /*Valid Pitch Check*/ + + mode_lib->vba.PitchSupport = true; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.AlignedYPitch[k] = dml_ceil( + dml_max(mode_lib->vba.PitchY[k], mode_lib->vba.ViewportWidth[k]), + mode_lib->vba.MacroTileWidthY[k]); + if (mode_lib->vba.AlignedYPitch[k] > mode_lib->vba.PitchY[k]) { + mode_lib->vba.PitchSupport = false; + } + if (mode_lib->vba.DCCEnable[k] == true) { + mode_lib->vba.AlignedDCCMetaPitch[k] = dml_ceil( + dml_max( + mode_lib->vba.DCCMetaPitchY[k], + mode_lib->vba.ViewportWidth[k]), + 64.0 * mode_lib->vba.Read256BlockWidthY[k]); + } else { + mode_lib->vba.AlignedDCCMetaPitch[k] = mode_lib->vba.DCCMetaPitchY[k]; + } + if (mode_lib->vba.AlignedDCCMetaPitch[k] > mode_lib->vba.DCCMetaPitchY[k]) { + mode_lib->vba.PitchSupport = false; + } + if (mode_lib->vba.SourcePixelFormat[k] != dm_444_64 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_32 + && mode_lib->vba.SourcePixelFormat[k] != dm_444_16 + && mode_lib->vba.SourcePixelFormat[k] != dm_mono_16 + && mode_lib->vba.SourcePixelFormat[k] != dm_mono_8) { + mode_lib->vba.AlignedCPitch[k] = dml_ceil( + dml_max( + mode_lib->vba.PitchC[k], + mode_lib->vba.ViewportWidth[k] / 2.0), + mode_lib->vba.MacroTileWidthC[k]); + } else { + mode_lib->vba.AlignedCPitch[k] = mode_lib->vba.PitchC[k]; + } + if (mode_lib->vba.AlignedCPitch[k] > mode_lib->vba.PitchC[k]) { + mode_lib->vba.PitchSupport = false; + } + } + /*Mode Support, Voltage State and SOC Configuration*/ + + for (i = DC__VOLTAGE_STATES; i >= 0; i--) { + if (mode_lib->vba.ScaleRatioAndTapsSupport == true + && mode_lib->vba.SourceFormatPixelAndScanSupport == true + && mode_lib->vba.ViewportSizeSupport[i] == true + && mode_lib->vba.BandwidthSupport[i] == true + && mode_lib->vba.DIOSupport[i] == true + && mode_lib->vba.NotEnoughDSCUnits[i] == false + && mode_lib->vba.DSCCLKRequiredMoreThanSupported[i] == false + && mode_lib->vba.UrgentLatencySupport[i] == true + && mode_lib->vba.ROBSupport[i] == true + && mode_lib->vba.DISPCLK_DPPCLK_Support[i] == true + && mode_lib->vba.TotalAvailablePipesSupport[i] == true + && mode_lib->vba.NumberOfOTGSupport == true + && mode_lib->vba.WritebackModeSupport == true + && mode_lib->vba.WritebackLatencySupport == true + && mode_lib->vba.WritebackScaleRatioAndTapsSupport == true + && mode_lib->vba.CursorSupport == true + && mode_lib->vba.PitchSupport == true + && mode_lib->vba.PrefetchSupported[i] == true + && mode_lib->vba.VRatioInPrefetchSupported[i] == true + && mode_lib->vba.PTEBufferSizeNotExceeded[i] == true + && mode_lib->vba.NonsupportedDSCInputBPC == false) { + mode_lib->vba.ModeSupport[i] = true; + } else { + mode_lib->vba.ModeSupport[i] = false; + } + } + for (i = DC__VOLTAGE_STATES; i >= 0; i--) { + if (i == DC__VOLTAGE_STATES || mode_lib->vba.ModeSupport[i] == true) { + mode_lib->vba.VoltageLevel = i; + } + } + mode_lib->vba.DCFCLK = mode_lib->vba.DCFCLKPerState[mode_lib->vba.VoltageLevel]; + mode_lib->vba.DRAMSpeed = mode_lib->vba.DRAMSpeedPerState[mode_lib->vba.VoltageLevel]; + mode_lib->vba.FabricClock = mode_lib->vba.FabricClockPerState[mode_lib->vba.VoltageLevel]; + mode_lib->vba.SOCCLK = mode_lib->vba.SOCCLKPerState[mode_lib->vba.VoltageLevel]; + mode_lib->vba.FabricAndDRAMBandwidth = + mode_lib->vba.FabricAndDRAMBandwidthPerState[mode_lib->vba.VoltageLevel]; + mode_lib->vba.ImmediateFlipSupport = + mode_lib->vba.ImmediateFlipSupportedForState[mode_lib->vba.VoltageLevel]; + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + mode_lib->vba.DPPPerPlane[k] = mode_lib->vba.NoOfDPP[mode_lib->vba.VoltageLevel][k]; + } + for (k = 0; k <= mode_lib->vba.NumberOfActivePlanes - 1; k++) { + if (mode_lib->vba.BlendingAndTiming[k] == k) { + mode_lib->vba.ODMCombineEnabled[k] = + mode_lib->vba.ODMCombineEnablePerState[mode_lib->vba.VoltageLevel][k]; + } else { + mode_lib->vba.ODMCombineEnabled[k] = 0; + } + mode_lib->vba.DSCEnabled[k] = + mode_lib->vba.RequiresDSC[mode_lib->vba.VoltageLevel][k]; + mode_lib->vba.OutputBpp[k] = + mode_lib->vba.OutputBppPerState[mode_lib->vba.VoltageLevel][k]; + } +} |