1*b843c749SSergey Zigachev /* 2*b843c749SSergey Zigachev * Copyright 2015 Advanced Micro Devices, Inc. 3*b843c749SSergey Zigachev * 4*b843c749SSergey Zigachev * Permission is hereby granted, free of charge, to any person obtaining a 5*b843c749SSergey Zigachev * copy of this software and associated documentation files (the "Software"), 6*b843c749SSergey Zigachev * to deal in the Software without restriction, including without limitation 7*b843c749SSergey Zigachev * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8*b843c749SSergey Zigachev * and/or sell copies of the Software, and to permit persons to whom the 9*b843c749SSergey Zigachev * Software is furnished to do so, subject to the following conditions: 10*b843c749SSergey Zigachev * 11*b843c749SSergey Zigachev * The above copyright notice and this permission notice shall be included in 12*b843c749SSergey Zigachev * all copies or substantial portions of the Software. 13*b843c749SSergey Zigachev * 14*b843c749SSergey Zigachev * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15*b843c749SSergey Zigachev * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16*b843c749SSergey Zigachev * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17*b843c749SSergey Zigachev * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18*b843c749SSergey Zigachev * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19*b843c749SSergey Zigachev * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20*b843c749SSergey Zigachev * OTHER DEALINGS IN THE SOFTWARE. 21*b843c749SSergey Zigachev * 22*b843c749SSergey Zigachev * Authors: AMD 23*b843c749SSergey Zigachev * 24*b843c749SSergey Zigachev */ 25*b843c749SSergey Zigachev 26*b843c749SSergey Zigachev #ifndef __DC_LINK_HWSS_H__ 27*b843c749SSergey Zigachev #define __DC_LINK_HWSS_H__ 28*b843c749SSergey Zigachev 29*b843c749SSergey Zigachev #include "inc/core_status.h" 30*b843c749SSergey Zigachev 31*b843c749SSergey Zigachev enum dc_status core_link_read_dpcd( 32*b843c749SSergey Zigachev struct dc_link *link, 33*b843c749SSergey Zigachev uint32_t address, 34*b843c749SSergey Zigachev uint8_t *data, 35*b843c749SSergey Zigachev uint32_t size); 36*b843c749SSergey Zigachev 37*b843c749SSergey Zigachev enum dc_status core_link_write_dpcd( 38*b843c749SSergey Zigachev struct dc_link *link, 39*b843c749SSergey Zigachev uint32_t address, 40*b843c749SSergey Zigachev const uint8_t *data, 41*b843c749SSergey Zigachev uint32_t size); 42*b843c749SSergey Zigachev 43*b843c749SSergey Zigachev struct gpio *get_hpd_gpio(struct dc_bios *dcb, 44*b843c749SSergey Zigachev struct graphics_object_id link_id, 45*b843c749SSergey Zigachev struct gpio_service *gpio_service); 46*b843c749SSergey Zigachev 47*b843c749SSergey Zigachev void dp_enable_link_phy( 48*b843c749SSergey Zigachev struct dc_link *link, 49*b843c749SSergey Zigachev enum signal_type signal, 50*b843c749SSergey Zigachev enum clock_source_id clock_source, 51*b843c749SSergey Zigachev const struct dc_link_settings *link_settings); 52*b843c749SSergey Zigachev 53*b843c749SSergey Zigachev void dp_receiver_power_ctrl(struct dc_link *link, bool on); 54*b843c749SSergey Zigachev bool edp_receiver_ready_T9(struct dc_link *link); 55*b843c749SSergey Zigachev bool edp_receiver_ready_T7(struct dc_link *link); 56*b843c749SSergey Zigachev 57*b843c749SSergey Zigachev void dp_disable_link_phy(struct dc_link *link, enum signal_type signal); 58*b843c749SSergey Zigachev 59*b843c749SSergey Zigachev void dp_disable_link_phy_mst(struct dc_link *link, enum signal_type signal); 60*b843c749SSergey Zigachev 61*b843c749SSergey Zigachev bool dp_set_hw_training_pattern( 62*b843c749SSergey Zigachev struct dc_link *link, 63*b843c749SSergey Zigachev enum hw_dp_training_pattern pattern); 64*b843c749SSergey Zigachev 65*b843c749SSergey Zigachev void dp_set_hw_lane_settings( 66*b843c749SSergey Zigachev struct dc_link *link, 67*b843c749SSergey Zigachev const struct link_training_settings *link_settings); 68*b843c749SSergey Zigachev 69*b843c749SSergey Zigachev void dp_set_hw_test_pattern( 70*b843c749SSergey Zigachev struct dc_link *link, 71*b843c749SSergey Zigachev enum dp_test_pattern test_pattern, 72*b843c749SSergey Zigachev uint8_t *custom_pattern, 73*b843c749SSergey Zigachev uint32_t custom_pattern_size); 74*b843c749SSergey Zigachev 75*b843c749SSergey Zigachev enum dp_panel_mode dp_get_panel_mode(struct dc_link *link); 76*b843c749SSergey Zigachev 77*b843c749SSergey Zigachev void dp_retrain_link_dp_test(struct dc_link *link, 78*b843c749SSergey Zigachev struct dc_link_settings *link_setting, 79*b843c749SSergey Zigachev bool skip_video_pattern); 80*b843c749SSergey Zigachev 81*b843c749SSergey Zigachev #endif /* __DC_LINK_HWSS_H__ */ 82