/* * SPDX-FileCopyrightText: Copyright (c) 2020-2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved. * SPDX-License-Identifier: MIT * * 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 AUTHORS OR COPYRIGHT HOLDERS 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. */ /******************************* DisplayPort *******************************\ * * * Module: dp_regkeydatabase.h * * Definition of the DP_REGKEY_DATABASE * * * \***************************************************************************/ #ifndef INCLUDED_DP_REGKEYDATABASE_H #define INCLUDED_DP_REGKEYDATABASE_H #include "dp_auxdefs.h" // Regkey Names #define NV_DP_REGKEY_DISABLE_QSES "DISABLE_QSES" #define NV_DP_REGKEY_ENABLE_AUDIO_BEYOND_48K "ENABLE_AUDIO_BEYOND48K" #define NV_DP_REGKEY_OVERRIDE_DPCD_REV "OVERRIDE_DPCD_REV" #define NV_DP_REGKEY_DISABLE_SSC "DISABLE_SSC" #define NV_DP_REGKEY_ENABLE_FAST_LINK_TRAINING "ENABLE_FAST_LINK_TRAINING" #define NV_DP_REGKEY_DISABLE_MST "DISABLE_MST" #define NV_DP_REGKEY_ENABLE_INBAND_STEREO_SIGNALING "ENABLE_INBAND_STEREO_SIGNALING" #define NV_DP_REGKEY_SKIP_POWEROFF_EDP_IN_HEAD_DETACH "SKIP_POWEROFF_EDP_IN_HEAD_DETACH" #define NV_DP_REGKEY_ENABLE_OCA_LOGGING "ENABLE_OCA_LOGGING" #define NV_DP_REGKEY_REPORT_DEVICE_LOST_BEFORE_NEW "HP_WAR_1707690" #define NV_DP_REGKEY_APPLY_LINK_BW_OVERRIDE_WAR "APPLY_LINK_BW_OVERRIDE_WAR" #define NV_DP_REGKEY_APPLY_MAX_LINK_RATE_OVERRIDES "APPLY_OVERRIDES_FOR_BUG_2489143" #define NV_DP_REGKEY_DISABLE_DSC "DISABLE_DSC" #define NV_DP_REGKEY_SKIP_ASSESSLINK_FOR_EDP "HP_WAR_2189772" #define NV_DP_REGKEY_HDCP_AUTH_ONLY_ON_DEMAND "DP_HDCP_AUTH_ONLY_ON_DEMAND" #define NV_DP_REGKEY_ENABLE_MSA_OVER_MST "ENABLE_MSA_OVER_MST" // Keep link alive for SST and MST #define NV_DP_REGKEY_KEEP_OPT_LINK_ALIVE "DP_KEEP_OPT_LINK_ALIVE" // Keep link alive when connector is in MST #define NV_DP_REGKEY_KEEP_OPT_LINK_ALIVE_MST "DP_KEEP_OPT_LINK_ALIVE_MST" // Keep link alive when connector is in SST #define NV_DP_REGKEY_KEEP_OPT_LINK_ALIVE_SST "DP_KEEP_OPT_LINK_ALIVE_SST" #define NV_DP_REGKEY_FORCE_EDP_ILR "DP_BYPASS_EDP_ILR_REV_CHECK" // Message to power down video stream before power down link (set D3) #define NV_DP_REGKEY_POWER_DOWN_PHY "DP_POWER_DOWN_PHY" // // Regkey to re-assess max link if the first assessed link config // is lower than the panel max // #define NV_DP_REGKEY_REASSESS_MAX_LINK "DP_REASSESS_MAX_LINK" // // DSC capability of downstream device should be decided based on device's own // and its parent's DSC capability. // #define NV_DP_DSC_MST_CAP_BUG_3143315 "DP_DSC_MST_CAP_BUG_3143315" // // Data Base used to store all the regkey values. // The actual data base is declared statically in dp_evoadapter.cpp. // All entries set to 0 before initialized by the first EvoMainLink constructor. // The first EvoMainLink constructor will populate that data base. // Later EvoMainLink will use values from that data base. // struct DP_REGKEY_DATABASE { bool bInitialized; // set to true after the first EvoMainLink instance is constructed // Below are regkey values bool bQsesDisabled; bool bAudioBeyond48kEnabled; NvU32 dpcdRevOveride; bool bSscDisabled; bool bFastLinkTrainingEnabled; bool bMstDisabled; bool bInbandStereoSignalingEnabled; bool bPoweroffEdpInHeadDetachSkipped; bool bOcaLoggingEnabled; bool bReportDeviceLostBeforeNew; bool bLinkBwOverrideWarApplied; NvU32 applyMaxLinkRateOverrides; bool bDscDisabled; bool bAssesslinkForEdpSkipped; bool bHdcpAuthOnlyOnDemand; bool bMsaOverMstEnabled; bool bOptLinkKeptAlive; bool bOptLinkKeptAliveMst; bool bOptLinkKeptAliveSst; bool bBypassEDPRevCheck; bool bDscMstCapBug3143315; bool bPowerDownPhyBeforeD3; bool bReassessMaxLink; }; #endif //INCLUDED_DP_REGKEYDATABASE_H