1 /* 2 * Copyright 2023 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: AMD 23 * 24 */ 25 26 #ifndef __DC_LINK_DETECTION_H__ 27 #define __DC_LINK_DETECTION_H__ 28 #include "link.h" 29 bool link_detect(struct dc_link *link, enum dc_detect_reason reason); 30 bool link_detect_connection_type(struct dc_link *link, 31 enum dc_connection_type *type); 32 struct dc_sink *link_add_remote_sink( 33 struct dc_link *link, 34 const uint8_t *edid, 35 int len, 36 struct dc_sink_init_data *init_data); 37 void link_remove_remote_sink(struct dc_link *link, struct dc_sink *sink); 38 bool link_reset_cur_dp_mst_topology(struct dc_link *link); 39 const struct dc_link_status *link_get_status(const struct dc_link *link); 40 bool link_is_hdcp14(struct dc_link *link, enum signal_type signal); 41 bool link_is_hdcp22(struct dc_link *link, enum signal_type signal); 42 void link_clear_dprx_states(struct dc_link *link); 43 #endif /* __DC_LINK_DETECTION_H__ */ 44