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 | |
29 | enum 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 | |
75 | enum hdcp_version { |
76 | HDCP_Unknown = 0, |
77 | HDCP_VERSION_14, |
78 | HDCP_VERSION_22, |
79 | }; |
80 | |
81 | enum hdcp_link { |
82 | HDCP_LINK_PRIMARY, |
83 | HDCP_LINK_SECONDARY |
84 | }; |
85 | |
86 | enum hdcp_message_status { |
87 | HDCP_MESSAGE_SUCCESS, |
88 | HDCP_MESSAGE_FAILURE, |
89 | HDCP_MESSAGE_UNSUPPORTED |
90 | }; |
91 | |
92 | struct 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 | |