Lines Matching defs:hdcp
28 #include "hdcp.h"
30 static inline enum mod_hdcp_status check_receiver_id_list_ready(struct mod_hdcp *hdcp)
34 if (is_dp_hdcp(hdcp))
35 is_ready = HDCP_2_2_DP_RXSTATUS_READY(hdcp->auth.msg.hdcp2.rxstatus_dp) ? 1 : 0;
37 is_ready = (HDCP_2_2_HDMI_RXSTATUS_READY(hdcp->auth.msg.hdcp2.rxstatus[1]) &&
38 (HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 |
39 hdcp->auth.msg.hdcp2.rxstatus[0])) ? 1 : 0;
44 static inline enum mod_hdcp_status check_hdcp2_capable(struct mod_hdcp *hdcp)
48 if (is_dp_hdcp(hdcp))
49 status = (hdcp->auth.msg.hdcp2.rxcaps_dp[0] == HDCP_2_2_RX_CAPS_VERSION_VAL) &&
50 HDCP_2_2_DP_HDCP_CAPABLE(hdcp->auth.msg.hdcp2.rxcaps_dp[2]) ?
54 status = (hdcp->auth.msg.hdcp2.hdcp2version_hdmi & HDCP_2_2_HDMI_SUPPORT_MASK) ?
61 struct mod_hdcp *hdcp)
65 if (is_dp_hdcp(hdcp))
66 ret = HDCP_2_2_DP_RXSTATUS_REAUTH_REQ(hdcp->auth.msg.hdcp2.rxstatus_dp) ?
70 ret = HDCP_2_2_HDMI_RXSTATUS_REAUTH_REQ(hdcp->auth.msg.hdcp2.rxstatus[1]) ?
77 struct mod_hdcp *hdcp)
79 return HDCP_2_2_DP_RXSTATUS_LINK_FAILED(hdcp->auth.msg.hdcp2.rxstatus_dp) ?
84 static enum mod_hdcp_status check_ake_cert_available(struct mod_hdcp *hdcp)
89 if (is_dp_hdcp(hdcp)) {
92 status = mod_hdcp_read_rxstatus(hdcp);
94 size = HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 |
95 hdcp->auth.msg.hdcp2.rxstatus[0];
96 status = (size == sizeof(hdcp->auth.msg.hdcp2.ake_cert)) ?
104 static enum mod_hdcp_status check_h_prime_available(struct mod_hdcp *hdcp)
109 status = mod_hdcp_read_rxstatus(hdcp);
113 if (is_dp_hdcp(hdcp)) {
114 status = HDCP_2_2_DP_RXSTATUS_H_PRIME(hdcp->auth.msg.hdcp2.rxstatus_dp) ?
118 size = HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 |
119 hdcp->auth.msg.hdcp2.rxstatus[0];
120 status = (size == sizeof(hdcp->auth.msg.hdcp2.ake_h_prime)) ?
128 static enum mod_hdcp_status check_pairing_info_available(struct mod_hdcp *hdcp)
133 status = mod_hdcp_read_rxstatus(hdcp);
137 if (is_dp_hdcp(hdcp)) {
138 status = HDCP_2_2_DP_RXSTATUS_PAIRING(hdcp->auth.msg.hdcp2.rxstatus_dp) ?
142 size = HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 |
143 hdcp->auth.msg.hdcp2.rxstatus[0];
144 status = (size == sizeof(hdcp->auth.msg.hdcp2.ake_pairing_info)) ?
152 static enum mod_hdcp_status poll_l_prime_available(struct mod_hdcp *hdcp)
160 if (is_dp_hdcp(hdcp))
166 status = mod_hdcp_read_rxstatus(hdcp);
170 size = HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 |
171 hdcp->auth.msg.hdcp2.rxstatus[0];
172 status = (size == sizeof(hdcp->auth.msg.hdcp2.lc_l_prime)) ?
181 static enum mod_hdcp_status check_stream_ready_available(struct mod_hdcp *hdcp)
186 if (is_dp_hdcp(hdcp)) {
189 status = mod_hdcp_read_rxstatus(hdcp);
192 size = HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 |
193 hdcp->auth.msg.hdcp2.rxstatus[0];
194 status = (size == sizeof(hdcp->auth.msg.hdcp2.repeater_auth_stream_ready)) ?
202 static inline uint8_t get_device_count(struct mod_hdcp *hdcp)
204 return HDCP_2_2_DEV_COUNT_LO(hdcp->auth.msg.hdcp2.rx_id_list[2]) +
205 (HDCP_2_2_DEV_COUNT_HI(hdcp->auth.msg.hdcp2.rx_id_list[1]) << 4);
208 static enum mod_hdcp_status check_device_count(struct mod_hdcp *hdcp)
211 if (0 == get_device_count(hdcp)) {
217 /* panel is possibly not included in DEVICE_COUNT) + get_device_count(hdcp). */
218 /* Device count must be greater than or equal to tracked hdcp displays. */
219 return ((1 + get_device_count(hdcp)) < get_active_display_count(hdcp)) ?
224 static uint8_t process_rxstatus(struct mod_hdcp *hdcp,
231 hdcp, "rxstatus_read"))
235 hdcp, "reauth_request_check"))
237 if (is_dp_hdcp(hdcp)) {
240 hdcp, "link_integrity_check_dp"))
243 if (hdcp->connection.is_repeater)
244 if (check_receiver_id_list_ready(hdcp) ==
246 HDCP_INPUT_PASS_TRACE(hdcp, "rx_id_list_ready");
248 if (is_dp_hdcp(hdcp))
249 hdcp->auth.msg.hdcp2.rx_id_list_size =
250 sizeof(hdcp->auth.msg.hdcp2.rx_id_list);
252 hdcp->auth.msg.hdcp2.rx_id_list_size =
253 HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 |
254 hdcp->auth.msg.hdcp2.rxstatus[0];
260 static enum mod_hdcp_status known_hdcp2_capable_rx(struct mod_hdcp *hdcp,
273 hdcp, "hdcp2version_read"))
277 hdcp, "hdcp2_capable"))
283 static enum mod_hdcp_status send_ake_init(struct mod_hdcp *hdcp,
296 hdcp, "create_session"))
300 hdcp, "ake_init_prepare"))
304 hdcp, "ake_init_write"))
310 static enum mod_hdcp_status validate_ake_cert(struct mod_hdcp *hdcp,
323 if (is_hdmi_dvi_sl_hdcp(hdcp))
326 hdcp, "ake_cert_available"))
330 hdcp, "ake_cert_read"))
334 hdcp, "ake_cert_validation"))
340 static enum mod_hdcp_status send_no_stored_km(struct mod_hdcp *hdcp,
353 hdcp, "no_stored_km_write"))
359 static enum mod_hdcp_status read_h_prime(struct mod_hdcp *hdcp,
374 hdcp, "h_prime_available"))
379 hdcp, "h_prime_read"))
386 struct mod_hdcp *hdcp,
401 hdcp, "pairing_available"))
405 hdcp, "pairing_info_read"))
409 hdcp, "h_prime_validation"))
415 static enum mod_hdcp_status send_stored_km(struct mod_hdcp *hdcp,
428 hdcp, "stored_km_write"))
434 static enum mod_hdcp_status validate_h_prime(struct mod_hdcp *hdcp,
449 hdcp, "h_prime_available"))
453 hdcp, "h_prime_read"))
457 hdcp, "h_prime_validation"))
463 static enum mod_hdcp_status locality_check(struct mod_hdcp *hdcp,
476 hdcp, "lc_init_prepare"))
480 hdcp, "lc_init_write"))
482 if (is_dp_hdcp(hdcp))
487 hdcp, "l_prime_available_poll"))
491 hdcp, "l_prime_read"))
495 hdcp, "l_prime_validation"))
501 static enum mod_hdcp_status exchange_ks_and_test_for_repeater(struct mod_hdcp *hdcp,
514 hdcp, "eks_prepare"))
518 hdcp, "eks_write"))
524 static enum mod_hdcp_status enable_encryption(struct mod_hdcp *hdcp,
536 process_rxstatus(hdcp, event_ctx, input, &status);
540 if (is_hdmi_dvi_sl_hdcp(hdcp)) {
541 if (!process_rxstatus(hdcp, event_ctx, input, &status))
548 hdcp, "enable_encryption"))
550 if (is_dp_mst_hdcp(hdcp)) {
554 hdcp, "stream_encryption_dp"))
561 static enum mod_hdcp_status authenticated(struct mod_hdcp *hdcp,
573 process_rxstatus(hdcp, event_ctx, input, &status);
578 static enum mod_hdcp_status wait_for_rx_id_list(struct mod_hdcp *hdcp,
591 if (!process_rxstatus(hdcp, event_ctx, input, &status))
601 static enum mod_hdcp_status verify_rx_id_list_and_send_ack(struct mod_hdcp *hdcp,
613 process_rxstatus(hdcp, event_ctx, input, &status);
619 &status, hdcp, "receiver_id_list_read"))
623 &status, hdcp, "device_count_check"))
627 &status, hdcp, "rx_id_list_validation"))
631 &status, hdcp, "repeater_auth_ack_write"))
637 static enum mod_hdcp_status send_stream_management(struct mod_hdcp *hdcp,
649 process_rxstatus(hdcp, event_ctx, input, &status);
653 if (is_hdmi_dvi_sl_hdcp(hdcp)) {
654 if (!process_rxstatus(hdcp, event_ctx, input, &status))
661 &status, hdcp, "prepare_stream_manage"))
666 &status, hdcp, "stream_manage_write"))
672 static enum mod_hdcp_status validate_stream_ready(struct mod_hdcp *hdcp,
685 process_rxstatus(hdcp, event_ctx, input, &status);
689 if (is_hdmi_dvi_sl_hdcp(hdcp)) {
690 if (!process_rxstatus(hdcp, event_ctx, input, &status))
696 if (is_hdmi_dvi_sl_hdcp(hdcp))
699 &status, hdcp, "stream_ready_available"))
703 &status, hdcp, "stream_ready_read"))
707 &status, hdcp, "stream_ready_validation"))
714 static enum mod_hdcp_status determine_rx_hdcp_capable_dp(struct mod_hdcp *hdcp,
727 &status, hdcp, "rx_caps_read_dp"))
731 hdcp, "hdcp2_capable_check"))
737 static enum mod_hdcp_status send_content_stream_type_dp(struct mod_hdcp *hdcp,
749 if (!process_rxstatus(hdcp, event_ctx, input, &status))
753 hdcp, "content_stream_type_write"))
759 enum mod_hdcp_status mod_hdcp_hdcp2_execution(struct mod_hdcp *hdcp,
765 switch (current_state(hdcp)) {
767 status = known_hdcp2_capable_rx(hdcp, event_ctx, input);
770 status = send_ake_init(hdcp, event_ctx, input);
773 status = validate_ake_cert(hdcp, event_ctx, input);
776 status = send_no_stored_km(hdcp, event_ctx, input);
779 status = read_h_prime(hdcp, event_ctx, input);
782 status = read_pairing_info_and_validate_h_prime(hdcp,
786 status = send_stored_km(hdcp, event_ctx, input);
789 status = validate_h_prime(hdcp, event_ctx, input);
792 status = locality_check(hdcp, event_ctx, input);
795 status = exchange_ks_and_test_for_repeater(hdcp, event_ctx, input);
798 status = enable_encryption(hdcp, event_ctx, input);
801 status = authenticated(hdcp, event_ctx, input);
804 status = wait_for_rx_id_list(hdcp, event_ctx, input);
807 status = verify_rx_id_list_and_send_ack(hdcp, event_ctx, input);
810 status = send_stream_management(hdcp, event_ctx, input);
813 status = validate_stream_ready(hdcp, event_ctx, input);
823 enum mod_hdcp_status mod_hdcp_hdcp2_dp_execution(struct mod_hdcp *hdcp,
829 switch (current_state(hdcp)) {
831 status = determine_rx_hdcp_capable_dp(hdcp, event_ctx, input);
834 status = send_ake_init(hdcp, event_ctx, input);
837 status = validate_ake_cert(hdcp, event_ctx, input);
840 status = send_no_stored_km(hdcp, event_ctx, input);
843 status = read_h_prime(hdcp, event_ctx, input);
846 status = read_pairing_info_and_validate_h_prime(hdcp,
850 status = send_stored_km(hdcp, event_ctx, input);
853 status = validate_h_prime(hdcp, event_ctx, input);
856 status = locality_check(hdcp, event_ctx, input);
859 status = exchange_ks_and_test_for_repeater(hdcp,
863 status = send_content_stream_type_dp(hdcp, event_ctx, input);
866 status = enable_encryption(hdcp, event_ctx, input);
869 status = authenticated(hdcp, event_ctx, input);
872 status = wait_for_rx_id_list(hdcp, event_ctx, input);
875 status = verify_rx_id_list_and_send_ack(hdcp, event_ctx, input);
878 status = send_stream_management(hdcp, event_ctx, input);
881 status = validate_stream_ready(hdcp, event_ctx, input);