Lines Matching full:hdcp
62 * intel_hdcp_required_content_stream selects the most highest common possible HDCP
67 * HDCP 2.2 capable sink because of other sink are not capable of HDCP 2.2 in
97 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_prepare_streams() local
100 data->streams[0].stream_type = hdcp->content_type; in intel_hdcp_prepare_streams()
126 /* HDCP spec states that we must retry the bksv if it is invalid */ in intel_hdcp_read_valid_bksv()
146 const struct intel_hdcp_shim *shim = connector->hdcp.shim; in intel_hdcp_capable()
167 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp2_capable() local
171 if (!hdcp->hdcp2_supported) in intel_hdcp2_capable()
181 mutex_lock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp2_capable()
182 if (!i915->display.hdcp.comp_added || !i915->display.hdcp.arbiter) { in intel_hdcp2_capable()
183 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp2_capable()
186 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp2_capable()
189 hdcp->shim->hdcp_2_2_capable(connector, &capable); in intel_hdcp2_capable()
251 * Another req for hdcp key loadability is enabled state of pll for in hdcp_key_loadable()
284 * Initiate loading the HDCP key from fuses. in intel_hdcp_load_keys()
286 * BXT+ platforms, HDCP key needs to be loaded by SW. Only display in intel_hdcp_load_keys()
295 "Failed to initiate HDCP key load (%d)\n", in intel_hdcp_load_keys()
378 enum transcoder cpu_transcoder = connector->hdcp.cpu_transcoder; in intel_hdcp_validate_v_prime()
607 drm_dbg_kms(&i915->drm, "SHA-1 mismatch, HDCP failed\n"); in intel_hdcp_validate_v_prime()
614 /* Implements Part 2 of the HDCP authorization procedure */
620 const struct intel_hdcp_shim *shim = connector->hdcp.shim; in intel_hdcp_auth_downstream()
643 * the HDCP encryption. That implies that repeater can't have its own in intel_hdcp_auth_downstream()
690 drm_dbg_kms(&i915->drm, "HDCP is enabled (%d downstream devices)\n", in intel_hdcp_auth_downstream()
698 /* Implements Part 1 of the HDCP authorization procedure */
703 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_auth() local
704 const struct intel_hdcp_shim *shim = hdcp->shim; in intel_hdcp_auth()
705 enum transcoder cpu_transcoder = connector->hdcp.cpu_transcoder; in intel_hdcp_auth()
724 * Detects whether the display is HDCP capable. Although we check for in intel_hdcp_auth()
725 * valid Bksv below, the HDCP over DP spec requires that we check in intel_hdcp_auth()
726 * whether the display supports HDCP before we write An. For HDMI in intel_hdcp_auth()
735 "Panel is not HDCP capable\n"); in intel_hdcp_auth()
817 * DP HDCP Spec mandates the two more reattempt to read R0, incase in intel_hdcp_auth()
856 drm_err(&i915->drm, "[%s:%d] Failed to enable HDCP 1.4 stream enc\n", in intel_hdcp_auth()
860 drm_dbg_kms(&i915->drm, "HDCP 1.4 transcoder: %s stream encrypted\n", in intel_hdcp_auth()
861 transcoder_name(hdcp->stream_transcoder)); in intel_hdcp_auth()
867 drm_dbg_kms(&i915->drm, "HDCP is enabled (no repeater present)\n"); in intel_hdcp_auth()
875 struct intel_hdcp *hdcp = &connector->hdcp; in _intel_hdcp_disable() local
877 enum transcoder cpu_transcoder = hdcp->cpu_transcoder; in _intel_hdcp_disable()
881 drm_dbg_kms(&i915->drm, "[%s:%d] HDCP is being disabled...\n", in _intel_hdcp_disable()
884 if (hdcp->shim->stream_encryption) { in _intel_hdcp_disable()
885 ret = hdcp->shim->stream_encryption(connector, false); in _intel_hdcp_disable()
887 drm_err(&i915->drm, "[%s:%d] Failed to disable HDCP 1.4 stream enc\n", in _intel_hdcp_disable()
891 drm_dbg_kms(&i915->drm, "HDCP 1.4 transcoder: %s stream encryption disabled\n", in _intel_hdcp_disable()
892 transcoder_name(hdcp->stream_transcoder)); in _intel_hdcp_disable()
894 * If there are other connectors on this port using HDCP, in _intel_hdcp_disable()
895 * don't disable it until it disabled HDCP encryption for in _intel_hdcp_disable()
902 hdcp->hdcp_encrypted = false; in _intel_hdcp_disable()
908 "Failed to disable HDCP, timeout clearing status\n"); in _intel_hdcp_disable()
916 ret = hdcp->shim->toggle_signalling(dig_port, cpu_transcoder, false); in _intel_hdcp_disable()
918 drm_err(&i915->drm, "Failed to disable HDCP signalling\n"); in _intel_hdcp_disable()
922 drm_dbg_kms(&i915->drm, "HDCP is disabled\n"); in _intel_hdcp_disable()
929 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp1_enable() local
932 drm_dbg_kms(&i915->drm, "[%s:%d] HDCP is being enabled...\n", in intel_hdcp1_enable()
936 drm_err(&i915->drm, "HDCP key Load is not possible\n"); in intel_hdcp1_enable()
947 drm_err(&i915->drm, "Could not load HDCP keys, (%d)\n", in intel_hdcp1_enable()
952 /* Incase of authentication failures, HDCP spec expects reauth. */ in intel_hdcp1_enable()
956 hdcp->hdcp_encrypted = true; in intel_hdcp1_enable()
960 drm_dbg_kms(&i915->drm, "HDCP Auth failure (%d)\n", ret); in intel_hdcp1_enable()
962 /* Ensuring HDCP encryption and signalling are stopped. */ in intel_hdcp1_enable()
967 "HDCP authentication failed (%d tries/%d)\n", tries, ret); in intel_hdcp1_enable()
971 static struct intel_connector *intel_hdcp_to_connector(struct intel_hdcp *hdcp) in intel_hdcp_to_connector() argument
973 return container_of(hdcp, struct intel_connector, hdcp); in intel_hdcp_to_connector()
981 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_update_value() local
984 drm_WARN_ON(connector->base.dev, !mutex_is_locked(&hdcp->mutex)); in intel_hdcp_update_value()
986 if (hdcp->value == value) in intel_hdcp_update_value()
991 if (hdcp->value == DRM_MODE_CONTENT_PROTECTION_ENABLED) { in intel_hdcp_update_value()
998 hdcp->value = value; in intel_hdcp_update_value()
1001 queue_work(i915->unordered_wq, &hdcp->prop_work); in intel_hdcp_update_value()
1005 /* Implements Part 3 of the HDCP authorization procedure */
1010 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_check_link() local
1015 mutex_lock(&hdcp->mutex); in intel_hdcp_check_link()
1018 cpu_transcoder = hdcp->cpu_transcoder; in intel_hdcp_check_link()
1021 if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_ENABLED || in intel_hdcp_check_link()
1022 !hdcp->hdcp_encrypted) { in intel_hdcp_check_link()
1030 "%s:%d HDCP link stopped encryption,%x\n", in intel_hdcp_check_link()
1040 if (hdcp->shim->check_link(dig_port, connector)) { in intel_hdcp_check_link()
1041 if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_UNDESIRED) { in intel_hdcp_check_link()
1049 "[%s:%d] HDCP link failed, retrying authentication\n", in intel_hdcp_check_link()
1054 drm_err(&i915->drm, "Failed to disable hdcp (%d)\n", ret); in intel_hdcp_check_link()
1063 drm_err(&i915->drm, "Failed to enable hdcp (%d)\n", ret); in intel_hdcp_check_link()
1072 mutex_unlock(&hdcp->mutex); in intel_hdcp_check_link()
1078 struct intel_hdcp *hdcp = container_of(work, struct intel_hdcp, in intel_hdcp_prop_work() local
1080 struct intel_connector *connector = intel_hdcp_to_connector(hdcp); in intel_hdcp_prop_work()
1084 mutex_lock(&hdcp->mutex); in intel_hdcp_prop_work()
1089 * we're running just after hdcp has been disabled, so just exit in intel_hdcp_prop_work()
1091 if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_UNDESIRED) in intel_hdcp_prop_work()
1093 hdcp->value); in intel_hdcp_prop_work()
1095 mutex_unlock(&hdcp->mutex); in intel_hdcp_prop_work()
1117 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_prepare_ake_init()
1118 arbiter = i915->display.hdcp.arbiter; in hdcp2_prepare_ake_init()
1121 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_prepare_ake_init()
1129 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_prepare_ake_init()
1147 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_rx_cert_prepare_km()
1148 arbiter = i915->display.hdcp.arbiter; in hdcp2_verify_rx_cert_prepare_km()
1151 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_rx_cert_prepare_km()
1161 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_rx_cert_prepare_km()
1175 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_hprime()
1176 arbiter = i915->display.hdcp.arbiter; in hdcp2_verify_hprime()
1179 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_hprime()
1186 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_hprime()
1201 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_store_pairing_info()
1202 arbiter = i915->display.hdcp.arbiter; in hdcp2_store_pairing_info()
1205 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_store_pairing_info()
1213 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_store_pairing_info()
1228 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_prepare_lc_init()
1229 arbiter = i915->display.hdcp.arbiter; in hdcp2_prepare_lc_init()
1232 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_prepare_lc_init()
1240 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_prepare_lc_init()
1255 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_lprime()
1256 arbiter = i915->display.hdcp.arbiter; in hdcp2_verify_lprime()
1259 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_lprime()
1267 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_lprime()
1281 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_prepare_skey()
1282 arbiter = i915->display.hdcp.arbiter; in hdcp2_prepare_skey()
1285 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_prepare_skey()
1293 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_prepare_skey()
1310 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_rep_topology_prepare_ack()
1311 arbiter = i915->display.hdcp.arbiter; in hdcp2_verify_rep_topology_prepare_ack()
1314 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_rep_topology_prepare_ack()
1325 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_rep_topology_prepare_ack()
1340 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_mprime()
1341 arbiter = i915->display.hdcp.arbiter; in hdcp2_verify_mprime()
1344 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_mprime()
1351 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_verify_mprime()
1364 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_authenticate_port()
1365 arbiter = i915->display.hdcp.arbiter; in hdcp2_authenticate_port()
1368 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_authenticate_port()
1374 drm_dbg_kms(&i915->drm, "Enable hdcp auth failed. %d\n", in hdcp2_authenticate_port()
1376 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_authenticate_port()
1388 mutex_lock(&i915->display.hdcp.hdcp_mutex); in hdcp2_close_session()
1389 arbiter = i915->display.hdcp.arbiter; in hdcp2_close_session()
1392 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_close_session()
1398 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in hdcp2_close_session()
1412 struct intel_hdcp *hdcp = &connector->hdcp; in hdcp2_authentication_key_exchange() local
1420 const struct intel_hdcp_shim *shim = hdcp->shim; in hdcp2_authentication_key_exchange()
1425 hdcp->seq_num_v = 0; in hdcp2_authentication_key_exchange()
1426 hdcp->seq_num_m = 0; in hdcp2_authentication_key_exchange()
1447 hdcp->is_repeater = HDCP_2_2_RX_REPEATER(msgs.send_cert.rx_caps[2]); in hdcp2_authentication_key_exchange()
1461 &hdcp->is_paired, in hdcp2_authentication_key_exchange()
1479 if (!hdcp->is_paired) { in hdcp2_authentication_key_exchange()
1491 hdcp->is_paired = true; in hdcp2_authentication_key_exchange()
1499 struct intel_hdcp *hdcp = &connector->hdcp; in hdcp2_locality_check() local
1504 const struct intel_hdcp_shim *shim = hdcp->shim; in hdcp2_locality_check()
1534 struct intel_hdcp *hdcp = &connector->hdcp; in hdcp2_session_key_exchange() local
1542 ret = hdcp->shim->write_2_2_msg(connector, &send_eks, in hdcp2_session_key_exchange()
1555 struct intel_hdcp *hdcp = &connector->hdcp; in _hdcp2_propagate_stream_management_info() local
1560 const struct intel_hdcp_shim *shim = hdcp->shim; in _hdcp2_propagate_stream_management_info()
1563 if (connector->hdcp.seq_num_m > HDCP_2_2_SEQ_NUM_MAX) in _hdcp2_propagate_stream_management_info()
1568 drm_hdcp_cpu_to_be24(msgs.stream_manage.seq_num_m, hdcp->seq_num_m); in _hdcp2_propagate_stream_management_info()
1590 data->seq_num_m = hdcp->seq_num_m; in _hdcp2_propagate_stream_management_info()
1595 hdcp->seq_num_m++; in _hdcp2_propagate_stream_management_info()
1605 struct intel_hdcp *hdcp = &connector->hdcp; in hdcp2_authenticate_repeater_topology() local
1610 const struct intel_hdcp_shim *shim = hdcp->shim; in hdcp2_authenticate_repeater_topology()
1630 * device that is only HDCP 1.x or Legacy HDCP 2.0/2.1 compliant. in hdcp2_authenticate_repeater_topology()
1640 if (!hdcp->hdcp2_encrypted && seq_num_v) { in hdcp2_authenticate_repeater_topology()
1646 if (seq_num_v < hdcp->seq_num_v) { in hdcp2_authenticate_repeater_topology()
1667 hdcp->seq_num_v = seq_num_v; in hdcp2_authenticate_repeater_topology()
1679 struct intel_hdcp *hdcp = &connector->hdcp; in hdcp2_authenticate_sink() local
1680 const struct intel_hdcp_shim *shim = hdcp->shim; in hdcp2_authenticate_sink()
1704 hdcp->is_repeater, in hdcp2_authenticate_sink()
1705 hdcp->content_type); in hdcp2_authenticate_sink()
1710 if (hdcp->is_repeater) { in hdcp2_authenticate_sink()
1727 struct intel_hdcp *hdcp = &connector->hdcp; in hdcp2_enable_stream_encryption() local
1728 enum transcoder cpu_transcoder = hdcp->cpu_transcoder; in hdcp2_enable_stream_encryption()
1734 drm_err(&i915->drm, "[%s:%d] HDCP 2.2 Link is not encrypted\n", in hdcp2_enable_stream_encryption()
1740 if (hdcp->shim->stream_2_2_encryption) { in hdcp2_enable_stream_encryption()
1741 ret = hdcp->shim->stream_2_2_encryption(connector, true); in hdcp2_enable_stream_encryption()
1743 drm_err(&i915->drm, "[%s:%d] Failed to enable HDCP 2.2 stream enc\n", in hdcp2_enable_stream_encryption()
1747 drm_dbg_kms(&i915->drm, "HDCP 2.2 transcoder: %s stream encrypted\n", in hdcp2_enable_stream_encryption()
1748 transcoder_name(hdcp->stream_transcoder)); in hdcp2_enable_stream_encryption()
1767 struct intel_hdcp *hdcp = &connector->hdcp; in hdcp2_enable_encryption() local
1769 enum transcoder cpu_transcoder = hdcp->cpu_transcoder; in hdcp2_enable_encryption()
1775 if (hdcp->shim->toggle_signalling) { in hdcp2_enable_encryption()
1776 ret = hdcp->shim->toggle_signalling(dig_port, cpu_transcoder, in hdcp2_enable_encryption()
1780 "Failed to enable HDCP signalling. %d\n", in hdcp2_enable_encryption()
1806 struct intel_hdcp *hdcp = &connector->hdcp; in hdcp2_disable_encryption() local
1808 enum transcoder cpu_transcoder = hdcp->cpu_transcoder; in hdcp2_disable_encryption()
1825 if (hdcp->shim->toggle_signalling) { in hdcp2_disable_encryption()
1826 ret = hdcp->shim->toggle_signalling(dig_port, cpu_transcoder, in hdcp2_disable_encryption()
1830 "Failed to disable HDCP signalling. %d\n", in hdcp2_disable_encryption()
1845 if (!connector->hdcp.is_repeater) in hdcp2_propagate_stream_management_info()
1854 if (connector->hdcp.seq_num_m > HDCP_2_2_SEQ_NUM_MAX) { in hdcp2_propagate_stream_management_info()
1894 /* Clearing the mei hdcp session */ in hdcp2_authenticate_and_encrypt()
1925 struct intel_hdcp *hdcp = &connector->hdcp; in _intel_hdcp2_enable() local
1930 hdcp->content_type); in _intel_hdcp2_enable()
1935 hdcp->content_type, ret); in _intel_hdcp2_enable()
1941 hdcp->content_type); in _intel_hdcp2_enable()
1943 hdcp->hdcp2_encrypted = true; in _intel_hdcp2_enable()
1953 struct intel_hdcp *hdcp = &connector->hdcp; in _intel_hdcp2_disable() local
1959 if (hdcp->shim->stream_2_2_encryption) { in _intel_hdcp2_disable()
1960 ret = hdcp->shim->stream_2_2_encryption(connector, false); in _intel_hdcp2_disable()
1962 drm_err(&i915->drm, "[%s:%d] Failed to disable HDCP 2.2 stream enc\n", in _intel_hdcp2_disable()
1966 drm_dbg_kms(&i915->drm, "HDCP 2.2 transcoder: %s stream encryption disabled\n", in _intel_hdcp2_disable()
1967 transcoder_name(hdcp->stream_transcoder)); in _intel_hdcp2_disable()
1978 connector->hdcp.hdcp2_encrypted = false; in _intel_hdcp2_disable()
1990 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp2_check_link() local
1995 mutex_lock(&hdcp->mutex); in intel_hdcp2_check_link()
1997 cpu_transcoder = hdcp->cpu_transcoder; in intel_hdcp2_check_link()
2000 if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_ENABLED || in intel_hdcp2_check_link()
2001 !hdcp->hdcp2_encrypted) { in intel_hdcp2_check_link()
2019 ret = hdcp->shim->check_2_2_link(dig_port, connector); in intel_hdcp2_check_link()
2021 if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_UNDESIRED) { in intel_hdcp2_check_link()
2030 if (hdcp->value == DRM_MODE_CONTENT_PROTECTION_UNDESIRED) in intel_hdcp2_check_link()
2076 mutex_unlock(&hdcp->mutex); in intel_hdcp2_check_link()
2082 struct intel_hdcp *hdcp = container_of(to_delayed_work(work), in intel_hdcp_check_work() local
2085 struct intel_connector *connector = intel_hdcp_to_connector(hdcp); in intel_hdcp_check_work()
2092 queue_delayed_work(i915->unordered_wq, &hdcp->check_work, in intel_hdcp_check_work()
2095 queue_delayed_work(i915->unordered_wq, &hdcp->check_work, in intel_hdcp_check_work()
2104 drm_dbg(&i915->drm, "I915 HDCP comp bind\n"); in i915_hdcp_component_bind()
2105 mutex_lock(&i915->display.hdcp.hdcp_mutex); in i915_hdcp_component_bind()
2106 i915->display.hdcp.arbiter = (struct i915_hdcp_arbiter *)data; in i915_hdcp_component_bind()
2107 i915->display.hdcp.arbiter->hdcp_dev = mei_kdev; in i915_hdcp_component_bind()
2108 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in i915_hdcp_component_bind()
2118 drm_dbg(&i915->drm, "I915 HDCP comp unbind\n"); in i915_hdcp_component_unbind()
2119 mutex_lock(&i915->display.hdcp.hdcp_mutex); in i915_hdcp_component_unbind()
2120 i915->display.hdcp.arbiter = NULL; in i915_hdcp_component_unbind()
2121 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in i915_hdcp_component_unbind()
2146 default: /* eDP, DSI TRANSCODERS are non HDCP capable */ in intel_get_hdcp_transcoder()
2211 mutex_lock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp_component_init()
2212 drm_WARN_ON(&i915->drm, i915->display.hdcp.comp_added); in intel_hdcp_component_init()
2214 i915->display.hdcp.comp_added = true; in intel_hdcp_component_init()
2215 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp_component_init()
2225 mutex_lock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp_component_init()
2226 i915->display.hdcp.comp_added = false; in intel_hdcp_component_init()
2227 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp_component_init()
2237 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp2_init() local
2242 drm_dbg_kms(&i915->drm, "Mei hdcp data init failed\n"); in intel_hdcp2_init()
2246 hdcp->hdcp2_supported = true; in intel_hdcp2_init()
2254 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_init() local
2265 hdcp->hdcp2_supported); in intel_hdcp_init()
2267 hdcp->hdcp2_supported = false; in intel_hdcp_init()
2272 hdcp->shim = shim; in intel_hdcp_init()
2273 mutex_init(&hdcp->mutex); in intel_hdcp_init()
2274 INIT_DELAYED_WORK(&hdcp->check_work, intel_hdcp_check_work); in intel_hdcp_init()
2275 INIT_WORK(&hdcp->prop_work, intel_hdcp_prop_work); in intel_hdcp_init()
2276 init_waitqueue_head(&hdcp->cp_irq_queue); in intel_hdcp_init()
2336 struct intel_hdcp *hdcp = &connector->hdcp; in _intel_hdcp_enable() local
2340 if (!hdcp->shim) in _intel_hdcp_enable()
2349 mutex_lock(&hdcp->mutex); in _intel_hdcp_enable()
2352 hdcp->value == DRM_MODE_CONTENT_PROTECTION_ENABLED); in _intel_hdcp_enable()
2353 hdcp->content_type = (u8)conn_state->hdcp_content_type; in _intel_hdcp_enable()
2356 hdcp->cpu_transcoder = pipe_config->mst_master_transcoder; in _intel_hdcp_enable()
2357 hdcp->stream_transcoder = pipe_config->cpu_transcoder; in _intel_hdcp_enable()
2359 hdcp->cpu_transcoder = pipe_config->cpu_transcoder; in _intel_hdcp_enable()
2360 hdcp->stream_transcoder = INVALID_TRANSCODER; in _intel_hdcp_enable()
2365 intel_get_hdcp_transcoder(hdcp->cpu_transcoder); in _intel_hdcp_enable()
2390 hdcp->content_type != DRM_MODE_HDCP_CONTENT_TYPE1) { in _intel_hdcp_enable()
2395 queue_delayed_work(i915->unordered_wq, &hdcp->check_work, in _intel_hdcp_enable()
2403 mutex_unlock(&hdcp->mutex); in _intel_hdcp_enable()
2414 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_enable() local
2417 * Enable hdcp if it's desired or if userspace is enabled and in intel_hdcp_enable()
2423 DRM_MODE_CONTENT_PROTECTION_ENABLED && hdcp->value == in intel_hdcp_enable()
2431 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_disable() local
2434 if (!hdcp->shim) in intel_hdcp_disable()
2437 mutex_lock(&hdcp->mutex); in intel_hdcp_disable()
2440 if (hdcp->value == DRM_MODE_CONTENT_PROTECTION_UNDESIRED) in intel_hdcp_disable()
2445 if (hdcp->hdcp2_encrypted) in intel_hdcp_disable()
2447 else if (hdcp->hdcp_encrypted) in intel_hdcp_disable()
2452 mutex_unlock(&hdcp->mutex); in intel_hdcp_disable()
2453 cancel_delayed_work_sync(&hdcp->check_work); in intel_hdcp_disable()
2464 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_update_pipe() local
2468 if (!connector->hdcp.shim) in intel_hdcp_update_pipe()
2472 (conn_state->hdcp_content_type != hdcp->content_type && in intel_hdcp_update_pipe()
2477 * During the HDCP encryption session if Type change is requested, in intel_hdcp_update_pipe()
2478 * disable the HDCP and reenable it with new TYPE value. in intel_hdcp_update_pipe()
2486 * Mark the hdcp state as DESIRED after the hdcp disable of type in intel_hdcp_update_pipe()
2490 mutex_lock(&hdcp->mutex); in intel_hdcp_update_pipe()
2491 hdcp->value = DRM_MODE_CONTENT_PROTECTION_DESIRED; in intel_hdcp_update_pipe()
2493 queue_work(i915->unordered_wq, &hdcp->prop_work); in intel_hdcp_update_pipe()
2494 mutex_unlock(&hdcp->mutex); in intel_hdcp_update_pipe()
2499 mutex_lock(&hdcp->mutex); in intel_hdcp_update_pipe()
2500 /* Avoid enabling hdcp, if it already ENABLED */ in intel_hdcp_update_pipe()
2502 hdcp->value != DRM_MODE_CONTENT_PROTECTION_ENABLED; in intel_hdcp_update_pipe()
2503 mutex_unlock(&hdcp->mutex); in intel_hdcp_update_pipe()
2505 * If HDCP already ENABLED and CP property is DESIRED, schedule in intel_hdcp_update_pipe()
2510 queue_work(i915->unordered_wq, &hdcp->prop_work); in intel_hdcp_update_pipe()
2520 mutex_lock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp_component_fini()
2521 if (!i915->display.hdcp.comp_added) { in intel_hdcp_component_fini()
2522 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp_component_fini()
2526 i915->display.hdcp.comp_added = false; in intel_hdcp_component_fini()
2527 mutex_unlock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp_component_fini()
2537 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_cleanup() local
2539 if (!hdcp->shim) in intel_hdcp_cleanup()
2544 * off another HDCP enable, which would re-spawn the workers. in intel_hdcp_cleanup()
2553 cancel_delayed_work_sync(&hdcp->check_work); in intel_hdcp_cleanup()
2564 drm_WARN_ON(connector->base.dev, work_pending(&hdcp->prop_work)); in intel_hdcp_cleanup()
2566 mutex_lock(&hdcp->mutex); in intel_hdcp_cleanup()
2567 hdcp->shim = NULL; in intel_hdcp_cleanup()
2568 mutex_unlock(&hdcp->mutex); in intel_hdcp_cleanup()
2593 * Fix the HDCP uapi content protection state in case of modeset. in intel_hdcp_atomic_check()
2594 * FIXME: As per HDCP content protection property uapi doc, an uevent() in intel_hdcp_atomic_check()
2604 * Nothing to do if the state didn't change, or HDCP was activated since in intel_hdcp_atomic_check()
2605 * the last commit. And also no change in hdcp content type. in intel_hdcp_atomic_check()
2618 /* Handles the CP_IRQ raised from the DP HDCP sink */
2621 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_handle_cp_irq() local
2624 if (!hdcp->shim) in intel_hdcp_handle_cp_irq()
2627 atomic_inc(&connector->hdcp.cp_irq_count); in intel_hdcp_handle_cp_irq()
2628 wake_up_all(&connector->hdcp.cp_irq_queue); in intel_hdcp_handle_cp_irq()
2630 queue_delayed_work(i915->unordered_wq, &hdcp->check_work, 0); in intel_hdcp_handle_cp_irq()