// SPDX-License-Identifier: MIT /* * Copyright 2021 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 "dc.h" #include "inc/core_status.h" #include "dpcd_defs.h" #include "link_dp_dpia.h" #include "link_hwss.h" #include "dm_helpers.h" #include "dmub/inc/dmub_cmd.h" #include "link_dpcd.h" #include "link_dp_training.h" #include "dc_dmub_srv.h" #define DC_LOGGER … /** @note Can remove once DP tunneling registers in upstream include/drm/drm_dp_helper.h */ /* DPCD DP Tunneling over USB4 */ #define DP_TUNNELING_CAPABILITIES_SUPPORT … #define DP_IN_ADAPTER_INFO … #define DP_USB4_DRIVER_ID … #define DP_USB4_ROUTER_TOPOLOGY_ID … enum dc_status dpcd_get_tunneling_device_data(struct dc_link *link) { … } bool dpia_query_hpd_status(struct dc_link *link) { … }
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