1/* 2* Copyright 2019 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_HDCP_TYPES_H__ 27#define __DC_HDCP_TYPES_H__ 28 29enum hdcp_message_id { 30 HDCP_MESSAGE_ID_INVALID = -1, 31 32 /* HDCP 1.4 */ 33 34 HDCP_MESSAGE_ID_READ_BKSV = 0, 35 /* HDMI is called Ri', DP is called R0' */ 36 HDCP_MESSAGE_ID_READ_RI_R0, 37 HDCP_MESSAGE_ID_READ_PJ, 38 HDCP_MESSAGE_ID_WRITE_AKSV, 39 HDCP_MESSAGE_ID_WRITE_AINFO, 40 HDCP_MESSAGE_ID_WRITE_AN, 41 HDCP_MESSAGE_ID_READ_VH_X, 42 HDCP_MESSAGE_ID_READ_VH_0, 43 HDCP_MESSAGE_ID_READ_VH_1, 44 HDCP_MESSAGE_ID_READ_VH_2, 45 HDCP_MESSAGE_ID_READ_VH_3, 46 HDCP_MESSAGE_ID_READ_VH_4, 47 HDCP_MESSAGE_ID_READ_BCAPS, 48 HDCP_MESSAGE_ID_READ_BSTATUS, 49 HDCP_MESSAGE_ID_READ_KSV_FIFO, 50 HDCP_MESSAGE_ID_READ_BINFO, 51 52 /* HDCP 2.2 */ 53 54 HDCP_MESSAGE_ID_HDCP2VERSION, 55 HDCP_MESSAGE_ID_RX_CAPS, 56 HDCP_MESSAGE_ID_WRITE_AKE_INIT, 57 HDCP_MESSAGE_ID_READ_AKE_SEND_CERT, 58 HDCP_MESSAGE_ID_WRITE_AKE_NO_STORED_KM, 59 HDCP_MESSAGE_ID_WRITE_AKE_STORED_KM, 60 HDCP_MESSAGE_ID_READ_AKE_SEND_H_PRIME, 61 HDCP_MESSAGE_ID_READ_AKE_SEND_PAIRING_INFO, 62 HDCP_MESSAGE_ID_WRITE_LC_INIT, 63 HDCP_MESSAGE_ID_READ_LC_SEND_L_PRIME, 64 HDCP_MESSAGE_ID_WRITE_SKE_SEND_EKS, 65 HDCP_MESSAGE_ID_READ_REPEATER_AUTH_SEND_RECEIVERID_LIST, 66 HDCP_MESSAGE_ID_WRITE_REPEATER_AUTH_SEND_ACK, 67 HDCP_MESSAGE_ID_WRITE_REPEATER_AUTH_STREAM_MANAGE, 68 HDCP_MESSAGE_ID_READ_REPEATER_AUTH_STREAM_READY, 69 HDCP_MESSAGE_ID_READ_RXSTATUS, 70 HDCP_MESSAGE_ID_WRITE_CONTENT_STREAM_TYPE, 71 72 HDCP_MESSAGE_ID_MAX 73}; 74 75enum hdcp_version { 76 HDCP_Unknown = 0, 77 HDCP_VERSION_14, 78 HDCP_VERSION_22, 79}; 80 81enum hdcp_link { 82 HDCP_LINK_PRIMARY, 83 HDCP_LINK_SECONDARY 84}; 85 86enum hdcp_message_status { 87 HDCP_MESSAGE_SUCCESS, 88 HDCP_MESSAGE_FAILURE, 89 HDCP_MESSAGE_UNSUPPORTED 90}; 91 92struct hdcp_protection_message { 93 enum hdcp_version version; 94 /* relevant only for DVI */ 95 enum hdcp_link link; 96 enum hdcp_message_id msg_id; 97 uint32_t length; 98 uint8_t max_retries; 99 uint8_t *data; 100 enum hdcp_message_status status; 101}; 102 103#endif 104