1 /* $NetBSD: amdgpu_hdcp_log.c,v 1.3 2021/12/19 12:02:39 riastradh Exp $ */
2
3 /*
4 * Copyright 2019 Advanced Micro Devices, Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: AMD
25 *
26 */
27
28
29 #include <sys/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: amdgpu_hdcp_log.c,v 1.3 2021/12/19 12:02:39 riastradh Exp $");
31
32 #include "hdcp.h"
33
mod_hdcp_dump_binary_message(uint8_t * msg,uint32_t msg_size,uint8_t * buf,uint32_t buf_size)34 void mod_hdcp_dump_binary_message(uint8_t *msg, uint32_t msg_size,
35 uint8_t *buf, uint32_t buf_size)
36 {
37 const uint8_t bytes_per_line = 16,
38 byte_size = 3,
39 newline_size = 1,
40 terminator_size = 1;
41 uint32_t line_count = msg_size / bytes_per_line,
42 trailing_bytes = msg_size % bytes_per_line;
43 uint32_t target_size = (byte_size * bytes_per_line + newline_size) * line_count +
44 byte_size * trailing_bytes + newline_size + terminator_size;
45 uint32_t buf_pos = 0;
46 uint32_t i = 0;
47
48 if (buf_size >= target_size) {
49 for (i = 0; i < msg_size; i++) {
50 if (i % bytes_per_line == 0)
51 buf[buf_pos++] = '\n';
52 snprintf(&buf[buf_pos], sizeof(buf) - buf_pos, "%02X ", msg[i]);
53 buf_pos += byte_size;
54 }
55 buf[buf_pos++] = '\0';
56 }
57 }
58
mod_hdcp_status_to_str(int32_t status)59 const char *mod_hdcp_status_to_str(int32_t status)
60 {
61 switch (status) {
62 case MOD_HDCP_STATUS_SUCCESS:
63 return "MOD_HDCP_STATUS_SUCCESS";
64 case MOD_HDCP_STATUS_FAILURE:
65 return "MOD_HDCP_STATUS_FAILURE";
66 case MOD_HDCP_STATUS_RESET_NEEDED:
67 return "MOD_HDCP_STATUS_RESET_NEEDED";
68 case MOD_HDCP_STATUS_DISPLAY_OUT_OF_BOUND:
69 return "MOD_HDCP_STATUS_DISPLAY_OUT_OF_BOUND";
70 case MOD_HDCP_STATUS_DISPLAY_NOT_FOUND:
71 return "MOD_HDCP_STATUS_DISPLAY_NOT_FOUND";
72 case MOD_HDCP_STATUS_INVALID_STATE:
73 return "MOD_HDCP_STATUS_INVALID_STATE";
74 case MOD_HDCP_STATUS_NOT_IMPLEMENTED:
75 return "MOD_HDCP_STATUS_NOT_IMPLEMENTED";
76 case MOD_HDCP_STATUS_INTERNAL_POLICY_FAILURE:
77 return "MOD_HDCP_STATUS_INTERNAL_POLICY_FAILURE";
78 case MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE:
79 return "MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE";
80 case MOD_HDCP_STATUS_CREATE_PSP_SERVICE_FAILURE:
81 return "MOD_HDCP_STATUS_CREATE_PSP_SERVICE_FAILURE";
82 case MOD_HDCP_STATUS_DESTROY_PSP_SERVICE_FAILURE:
83 return "MOD_HDCP_STATUS_DESTROY_PSP_SERVICE_FAILURE";
84 case MOD_HDCP_STATUS_HDCP1_CREATE_SESSION_FAILURE:
85 return "MOD_HDCP_STATUS_HDCP1_CREATE_SESSION_FAILURE";
86 case MOD_HDCP_STATUS_HDCP1_DESTROY_SESSION_FAILURE:
87 return "MOD_HDCP_STATUS_HDCP1_DESTROY_SESSION_FAILURE";
88 case MOD_HDCP_STATUS_HDCP1_VALIDATE_ENCRYPTION_FAILURE:
89 return "MOD_HDCP_STATUS_HDCP1_VALIDATE_ENCRYPTION_FAILURE";
90 case MOD_HDCP_STATUS_HDCP1_NOT_HDCP_REPEATER:
91 return "MOD_HDCP_STATUS_HDCP1_NOT_HDCP_REPEATER";
92 case MOD_HDCP_STATUS_HDCP1_NOT_CAPABLE:
93 return "MOD_HDCP_STATUS_HDCP1_NOT_CAPABLE";
94 case MOD_HDCP_STATUS_HDCP1_R0_PRIME_PENDING:
95 return "MOD_HDCP_STATUS_HDCP1_R0_PRIME_PENDING";
96 case MOD_HDCP_STATUS_HDCP1_VALIDATE_RX_FAILURE:
97 return "MOD_HDCP_STATUS_HDCP1_VALIDATE_RX_FAILURE";
98 case MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY:
99 return "MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY";
100 case MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE:
101 return "MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE";
102 case MOD_HDCP_STATUS_HDCP1_ENABLE_ENCRYPTION:
103 return "MOD_HDCP_STATUS_HDCP1_ENABLE_ENCRYPTION";
104 case MOD_HDCP_STATUS_HDCP1_ENABLE_STREAM_ENCRYPTION_FAILURE:
105 return "MOD_HDCP_STATUS_HDCP1_ENABLE_STREAM_ENCRYPTION_FAILURE";
106 case MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE:
107 return "MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE";
108 case MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE:
109 return "MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE";
110 case MOD_HDCP_STATUS_HDCP1_DEVICE_COUNT_MISMATCH_FAILURE:
111 return "MOD_HDCP_STATUS_HDCP1_DEVICE_COUNT_MISMATCH_FAILURE";
112 case MOD_HDCP_STATUS_HDCP1_LINK_INTEGRITY_FAILURE:
113 return "MOD_HDCP_STATUS_HDCP1_LINK_INTEGRITY_FAILURE";
114 case MOD_HDCP_STATUS_HDCP1_REAUTH_REQUEST_ISSUED:
115 return "MOD_HDCP_STATUS_HDCP1_REAUTH_REQUEST_ISSUED";
116 case MOD_HDCP_STATUS_HDCP1_LINK_MAINTENANCE_FAILURE:
117 return "MOD_HDCP_STATUS_HDCP1_LINK_MAINTENANCE_FAILURE";
118 case MOD_HDCP_STATUS_HDCP1_INVALID_BKSV:
119 return "MOD_HDCP_STATUS_HDCP1_INVALID_BKSV";
120 case MOD_HDCP_STATUS_DDC_FAILURE:
121 return "MOD_HDCP_STATUS_DDC_FAILURE";
122 case MOD_HDCP_STATUS_INVALID_OPERATION:
123 return "MOD_HDCP_STATUS_INVALID_OPERATION";
124 case MOD_HDCP_STATUS_HDCP2_NOT_CAPABLE:
125 return "MOD_HDCP_STATUS_HDCP2_NOT_CAPABLE";
126 case MOD_HDCP_STATUS_HDCP2_CREATE_SESSION_FAILURE:
127 return "MOD_HDCP_STATUS_HDCP2_CREATE_SESSION_FAILURE";
128 case MOD_HDCP_STATUS_HDCP2_DESTROY_SESSION_FAILURE:
129 return "MOD_HDCP_STATUS_HDCP2_DESTROY_SESSION_FAILURE";
130 case MOD_HDCP_STATUS_HDCP2_PREP_AKE_INIT_FAILURE:
131 return "MOD_HDCP_STATUS_HDCP2_PREP_AKE_INIT_FAILURE";
132 case MOD_HDCP_STATUS_HDCP2_AKE_CERT_PENDING:
133 return "MOD_HDCP_STATUS_HDCP2_AKE_CERT_PENDING";
134 case MOD_HDCP_STATUS_HDCP2_H_PRIME_PENDING:
135 return "MOD_HDCP_STATUS_HDCP2_H_PRIME_PENDING";
136 case MOD_HDCP_STATUS_HDCP2_PAIRING_INFO_PENDING:
137 return "MOD_HDCP_STATUS_HDCP2_PAIRING_INFO_PENDING";
138 case MOD_HDCP_STATUS_HDCP2_VALIDATE_AKE_CERT_FAILURE:
139 return "MOD_HDCP_STATUS_HDCP2_VALIDATE_AKE_CERT_FAILURE";
140 case MOD_HDCP_STATUS_HDCP2_AKE_CERT_REVOKED:
141 return "MOD_HDCP_STATUS_HDCP2_AKE_CERT_REVOKED";
142 case MOD_HDCP_STATUS_HDCP2_VALIDATE_H_PRIME_FAILURE:
143 return "MOD_HDCP_STATUS_HDCP2_VALIDATE_H_PRIME_FAILURE";
144 case MOD_HDCP_STATUS_HDCP2_VALIDATE_PAIRING_INFO_FAILURE:
145 return "MOD_HDCP_STATUS_HDCP2_VALIDATE_PAIRING_INFO_FAILURE";
146 case MOD_HDCP_STATUS_HDCP2_PREP_LC_INIT_FAILURE:
147 return "MOD_HDCP_STATUS_HDCP2_PREP_LC_INIT_FAILURE";
148 case MOD_HDCP_STATUS_HDCP2_L_PRIME_PENDING:
149 return "MOD_HDCP_STATUS_HDCP2_L_PRIME_PENDING";
150 case MOD_HDCP_STATUS_HDCP2_VALIDATE_L_PRIME_FAILURE:
151 return "MOD_HDCP_STATUS_HDCP2_VALIDATE_L_PRIME_FAILURE";
152 case MOD_HDCP_STATUS_HDCP2_PREP_EKS_FAILURE:
153 return "MOD_HDCP_STATUS_HDCP2_PREP_EKS_FAILURE";
154 case MOD_HDCP_STATUS_HDCP2_ENABLE_ENCRYPTION_FAILURE:
155 return "MOD_HDCP_STATUS_HDCP2_ENABLE_ENCRYPTION_FAILURE";
156 case MOD_HDCP_STATUS_HDCP2_VALIDATE_RX_ID_LIST_FAILURE:
157 return "MOD_HDCP_STATUS_HDCP2_VALIDATE_RX_ID_LIST_FAILURE";
158 case MOD_HDCP_STATUS_HDCP2_RX_ID_LIST_REVOKED:
159 return "MOD_HDCP_STATUS_HDCP2_RX_ID_LIST_REVOKED";
160 case MOD_HDCP_STATUS_HDCP2_RX_ID_LIST_NOT_READY:
161 return "MOD_HDCP_STATUS_HDCP2_RX_ID_LIST_NOT_READY";
162 case MOD_HDCP_STATUS_HDCP2_ENABLE_STREAM_ENCRYPTION:
163 return "MOD_HDCP_STATUS_HDCP2_ENABLE_STREAM_ENCRYPTION";
164 case MOD_HDCP_STATUS_HDCP2_STREAM_READY_PENDING:
165 return "MOD_HDCP_STATUS_HDCP2_STREAM_READY_PENDING";
166 case MOD_HDCP_STATUS_HDCP2_VALIDATE_STREAM_READY_FAILURE:
167 return "MOD_HDCP_STATUS_HDCP2_VALIDATE_STREAM_READY_FAILURE";
168 case MOD_HDCP_STATUS_HDCP2_PREPARE_STREAM_MANAGEMENT_FAILURE:
169 return "MOD_HDCP_STATUS_HDCP2_PREPARE_STREAM_MANAGEMENT_FAILURE";
170 case MOD_HDCP_STATUS_HDCP2_REAUTH_REQUEST:
171 return "MOD_HDCP_STATUS_HDCP2_REAUTH_REQUEST";
172 case MOD_HDCP_STATUS_HDCP2_REAUTH_LINK_INTEGRITY_FAILURE:
173 return "MOD_HDCP_STATUS_HDCP2_REAUTH_LINK_INTEGRITY_FAILURE";
174 case MOD_HDCP_STATUS_HDCP2_DEVICE_COUNT_MISMATCH_FAILURE:
175 return "MOD_HDCP_STATUS_HDCP2_DEVICE_COUNT_MISMATCH_FAILURE";
176 default:
177 return "MOD_HDCP_STATUS_UNKNOWN";
178 }
179 }
180
mod_hdcp_state_id_to_str(int32_t id)181 const char *mod_hdcp_state_id_to_str(int32_t id)
182 {
183 switch (id) {
184 case HDCP_UNINITIALIZED:
185 return "HDCP_UNINITIALIZED";
186 case HDCP_INITIALIZED:
187 return "HDCP_INITIALIZED";
188 case HDCP_CP_NOT_DESIRED:
189 return "HDCP_CP_NOT_DESIRED";
190 case H1_A0_WAIT_FOR_ACTIVE_RX:
191 return "H1_A0_WAIT_FOR_ACTIVE_RX";
192 case H1_A1_EXCHANGE_KSVS:
193 return "H1_A1_EXCHANGE_KSVS";
194 case H1_A2_COMPUTATIONS_A3_VALIDATE_RX_A6_TEST_FOR_REPEATER:
195 return "H1_A2_COMPUTATIONS_A3_VALIDATE_RX_A6_TEST_FOR_REPEATER";
196 case H1_A45_AUTHENTICATED:
197 return "H1_A45_AUTHENTICATED";
198 case H1_A8_WAIT_FOR_READY:
199 return "H1_A8_WAIT_FOR_READY";
200 case H1_A9_READ_KSV_LIST:
201 return "H1_A9_READ_KSV_LIST";
202 case D1_A0_DETERMINE_RX_HDCP_CAPABLE:
203 return "D1_A0_DETERMINE_RX_HDCP_CAPABLE";
204 case D1_A1_EXCHANGE_KSVS:
205 return "D1_A1_EXCHANGE_KSVS";
206 case D1_A23_WAIT_FOR_R0_PRIME:
207 return "D1_A23_WAIT_FOR_R0_PRIME";
208 case D1_A2_COMPUTATIONS_A3_VALIDATE_RX_A5_TEST_FOR_REPEATER:
209 return "D1_A2_COMPUTATIONS_A3_VALIDATE_RX_A5_TEST_FOR_REPEATER";
210 case D1_A4_AUTHENTICATED:
211 return "D1_A4_AUTHENTICATED";
212 case D1_A6_WAIT_FOR_READY:
213 return "D1_A6_WAIT_FOR_READY";
214 case D1_A7_READ_KSV_LIST:
215 return "D1_A7_READ_KSV_LIST";
216 case H2_A0_KNOWN_HDCP2_CAPABLE_RX:
217 return "H2_A0_KNOWN_HDCP2_CAPABLE_RX";
218 case H2_A1_SEND_AKE_INIT:
219 return "H2_A1_SEND_AKE_INIT";
220 case H2_A1_VALIDATE_AKE_CERT:
221 return "H2_A1_VALIDATE_AKE_CERT";
222 case H2_A1_SEND_NO_STORED_KM:
223 return "H2_A1_SEND_NO_STORED_KM";
224 case H2_A1_READ_H_PRIME:
225 return "H2_A1_READ_H_PRIME";
226 case H2_A1_READ_PAIRING_INFO_AND_VALIDATE_H_PRIME:
227 return "H2_A1_READ_PAIRING_INFO_AND_VALIDATE_H_PRIME";
228 case H2_A1_SEND_STORED_KM:
229 return "H2_A1_SEND_STORED_KM";
230 case H2_A1_VALIDATE_H_PRIME:
231 return "H2_A1_VALIDATE_H_PRIME";
232 case H2_A2_LOCALITY_CHECK:
233 return "H2_A2_LOCALITY_CHECK";
234 case H2_A3_EXCHANGE_KS_AND_TEST_FOR_REPEATER:
235 return "H2_A3_EXCHANGE_KS_AND_TEST_FOR_REPEATER";
236 case H2_ENABLE_ENCRYPTION:
237 return "H2_ENABLE_ENCRYPTION";
238 case H2_A5_AUTHENTICATED:
239 return "H2_A5_AUTHENTICATED";
240 case H2_A6_WAIT_FOR_RX_ID_LIST:
241 return "H2_A6_WAIT_FOR_RX_ID_LIST";
242 case H2_A78_VERIFY_RX_ID_LIST_AND_SEND_ACK:
243 return "H2_A78_VERIFY_RX_ID_LIST_AND_SEND_ACK";
244 case H2_A9_SEND_STREAM_MANAGEMENT:
245 return "H2_A9_SEND_STREAM_MANAGEMENT";
246 case H2_A9_VALIDATE_STREAM_READY:
247 return "H2_A9_VALIDATE_STREAM_READY";
248 case D2_A0_DETERMINE_RX_HDCP_CAPABLE:
249 return "D2_A0_DETERMINE_RX_HDCP_CAPABLE";
250 case D2_A1_SEND_AKE_INIT:
251 return "D2_A1_SEND_AKE_INIT";
252 case D2_A1_VALIDATE_AKE_CERT:
253 return "D2_A1_VALIDATE_AKE_CERT";
254 case D2_A1_SEND_NO_STORED_KM:
255 return "D2_A1_SEND_NO_STORED_KM";
256 case D2_A1_READ_H_PRIME:
257 return "D2_A1_READ_H_PRIME";
258 case D2_A1_READ_PAIRING_INFO_AND_VALIDATE_H_PRIME:
259 return "D2_A1_READ_PAIRING_INFO_AND_VALIDATE_H_PRIME";
260 case D2_A1_SEND_STORED_KM:
261 return "D2_A1_SEND_STORED_KM";
262 case D2_A1_VALIDATE_H_PRIME:
263 return "D2_A1_VALIDATE_H_PRIME";
264 case D2_A2_LOCALITY_CHECK:
265 return "D2_A2_LOCALITY_CHECK";
266 case D2_A34_EXCHANGE_KS_AND_TEST_FOR_REPEATER:
267 return "D2_A34_EXCHANGE_KS_AND_TEST_FOR_REPEATER";
268 case D2_SEND_CONTENT_STREAM_TYPE:
269 return "D2_SEND_CONTENT_STREAM_TYPE";
270 case D2_ENABLE_ENCRYPTION:
271 return "D2_ENABLE_ENCRYPTION";
272 case D2_A5_AUTHENTICATED:
273 return "D2_A5_AUTHENTICATED";
274 case D2_A6_WAIT_FOR_RX_ID_LIST:
275 return "D2_A6_WAIT_FOR_RX_ID_LIST";
276 case D2_A78_VERIFY_RX_ID_LIST_AND_SEND_ACK:
277 return "D2_A78_VERIFY_RX_ID_LIST_AND_SEND_ACK";
278 case D2_A9_SEND_STREAM_MANAGEMENT:
279 return "D2_A9_SEND_STREAM_MANAGEMENT";
280 case D2_A9_VALIDATE_STREAM_READY:
281 return "D2_A9_VALIDATE_STREAM_READY";
282 default:
283 return "UNKNOWN_STATE_ID";
284 };
285 }
286
287