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path: root/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c')
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c163
1 files changed, 163 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c
new file mode 100644
index 000000000000..d868f556d180
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c
@@ -0,0 +1,163 @@
+/*
+ * Copyright 2019 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+
+#include "hdcp.h"
+
+void mod_hdcp_dump_binary_message(uint8_t *msg, uint32_t msg_size,
+ uint8_t *buf, uint32_t buf_size)
+{
+ const uint8_t bytes_per_line = 16,
+ byte_size = 3,
+ newline_size = 1,
+ terminator_size = 1;
+ uint32_t line_count = msg_size / bytes_per_line,
+ trailing_bytes = msg_size % bytes_per_line;
+ uint32_t target_size = (byte_size * bytes_per_line + newline_size) * line_count +
+ byte_size * trailing_bytes + newline_size + terminator_size;
+ uint32_t buf_pos = 0;
+ uint32_t i = 0;
+
+ if (buf_size >= target_size) {
+ for (i = 0; i < msg_size; i++) {
+ if (i % bytes_per_line == 0)
+ buf[buf_pos++] = '\n';
+ sprintf(&buf[buf_pos], "%02X ", msg[i]);
+ buf_pos += byte_size;
+ }
+ buf[buf_pos++] = '\0';
+ }
+}
+
+char *mod_hdcp_status_to_str(int32_t status)
+{
+ switch (status) {
+ case MOD_HDCP_STATUS_SUCCESS:
+ return "MOD_HDCP_STATUS_SUCCESS";
+ case MOD_HDCP_STATUS_FAILURE:
+ return "MOD_HDCP_STATUS_FAILURE";
+ case MOD_HDCP_STATUS_RESET_NEEDED:
+ return "MOD_HDCP_STATUS_RESET_NEEDED";
+ case MOD_HDCP_STATUS_DISPLAY_OUT_OF_BOUND:
+ return "MOD_HDCP_STATUS_DISPLAY_OUT_OF_BOUND";
+ case MOD_HDCP_STATUS_DISPLAY_NOT_FOUND:
+ return "MOD_HDCP_STATUS_DISPLAY_NOT_FOUND";
+ case MOD_HDCP_STATUS_INVALID_STATE:
+ return "MOD_HDCP_STATUS_INVALID_STATE";
+ case MOD_HDCP_STATUS_NOT_IMPLEMENTED:
+ return "MOD_HDCP_STATUS_NOT_IMPLEMENTED";
+ case MOD_HDCP_STATUS_INTERNAL_POLICY_FAILURE:
+ return "MOD_HDCP_STATUS_INTERNAL_POLICY_FAILURE";
+ case MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE:
+ return "MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE";
+ case MOD_HDCP_STATUS_CREATE_PSP_SERVICE_FAILURE:
+ return "MOD_HDCP_STATUS_CREATE_PSP_SERVICE_FAILURE";
+ case MOD_HDCP_STATUS_DESTROY_PSP_SERVICE_FAILURE:
+ return "MOD_HDCP_STATUS_DESTROY_PSP_SERVICE_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_CREATE_SESSION_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_CREATE_SESSION_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_DESTROY_SESSION_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_DESTROY_SESSION_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_VALIDATE_ENCRYPTION_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_VALIDATE_ENCRYPTION_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_NOT_HDCP_REPEATER:
+ return "MOD_HDCP_STATUS_HDCP1_NOT_HDCP_REPEATER";
+ case MOD_HDCP_STATUS_HDCP1_NOT_CAPABLE:
+ return "MOD_HDCP_STATUS_HDCP1_NOT_CAPABLE";
+ case MOD_HDCP_STATUS_HDCP1_R0_PRIME_PENDING:
+ return "MOD_HDCP_STATUS_HDCP1_R0_PRIME_PENDING";
+ case MOD_HDCP_STATUS_HDCP1_VALIDATE_RX_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_VALIDATE_RX_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY:
+ return "MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY";
+ case MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_ENABLE_ENCRYPTION:
+ return "MOD_HDCP_STATUS_HDCP1_ENABLE_ENCRYPTION";
+ case MOD_HDCP_STATUS_HDCP1_ENABLE_STREAM_ENCRYPTION_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_ENABLE_STREAM_ENCRYPTION_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_DEVICE_COUNT_MISMATCH_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_DEVICE_COUNT_MISMATCH_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_LINK_INTEGRITY_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_LINK_INTEGRITY_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_REAUTH_REQUEST_ISSUED:
+ return "MOD_HDCP_STATUS_HDCP1_REAUTH_REQUEST_ISSUED";
+ case MOD_HDCP_STATUS_HDCP1_LINK_MAINTENANCE_FAILURE:
+ return "MOD_HDCP_STATUS_HDCP1_LINK_MAINTENANCE_FAILURE";
+ case MOD_HDCP_STATUS_HDCP1_INVALID_BKSV:
+ return "MOD_HDCP_STATUS_HDCP1_INVALID_BKSV";
+ case MOD_HDCP_STATUS_DDC_FAILURE:
+ return "MOD_HDCP_STATUS_DDC_FAILURE";
+ case MOD_HDCP_STATUS_INVALID_OPERATION:
+ return "MOD_HDCP_STATUS_INVALID_OPERATION";
+ default:
+ return "MOD_HDCP_STATUS_UNKNOWN";
+ }
+}
+
+char *mod_hdcp_state_id_to_str(int32_t id)
+{
+ switch (id) {
+ case HDCP_UNINITIALIZED:
+ return "HDCP_UNINITIALIZED";
+ case HDCP_INITIALIZED:
+ return "HDCP_INITIALIZED";
+ case HDCP_CP_NOT_DESIRED:
+ return "HDCP_CP_NOT_DESIRED";
+ case H1_A0_WAIT_FOR_ACTIVE_RX:
+ return "H1_A0_WAIT_FOR_ACTIVE_RX";
+ case H1_A1_EXCHANGE_KSVS:
+ return "H1_A1_EXCHANGE_KSVS";
+ case H1_A2_COMPUTATIONS_A3_VALIDATE_RX_A6_TEST_FOR_REPEATER:
+ return "H1_A2_COMPUTATIONS_A3_VALIDATE_RX_A6_TEST_FOR_REPEATER";
+ case H1_A45_AUTHENICATED:
+ return "H1_A45_AUTHENICATED";
+ case H1_A8_WAIT_FOR_READY:
+ return "H1_A8_WAIT_FOR_READY";
+ case H1_A9_READ_KSV_LIST:
+ return "H1_A9_READ_KSV_LIST";
+ case D1_A0_DETERMINE_RX_HDCP_CAPABLE:
+ return "D1_A0_DETERMINE_RX_HDCP_CAPABLE";
+ case D1_A1_EXCHANGE_KSVS:
+ return "D1_A1_EXCHANGE_KSVS";
+ case D1_A23_WAIT_FOR_R0_PRIME:
+ return "D1_A23_WAIT_FOR_R0_PRIME";
+ case D1_A2_COMPUTATIONS_A3_VALIDATE_RX_A5_TEST_FOR_REPEATER:
+ return "D1_A2_COMPUTATIONS_A3_VALIDATE_RX_A5_TEST_FOR_REPEATER";
+ case D1_A4_AUTHENICATED:
+ return "D1_A4_AUTHENICATED";
+ case D1_A6_WAIT_FOR_READY:
+ return "D1_A6_WAIT_FOR_READY";
+ case D1_A7_READ_KSV_LIST:
+ return "D1_A7_READ_KSV_LIST";
+ default:
+ return "UNKNOWN_STATE_ID";
+ };
+}
+