i915/display/intel_dp_hdcp.c

39 static void intel_dp_hdcp_wait_for_cp_irq(struct intel_connector *connector,
42 	struct intel_hdcp *hdcp = &connector->hdcp;
50 		drm_dbg_kms(connector->base.dev,
254 			      struct intel_connector *connector)
339 intel_dp_hdcp2_read_rx_status(struct intel_connector *connector,
342 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
343 	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
360 int hdcp2_detect_msg_availability(struct intel_connector *connector,
367 	ret = intel_dp_hdcp2_read_rx_status(connector, &rx_status);
385 		drm_err(connector->base.dev,
394 intel_dp_hdcp2_wait_for_msg(struct intel_connector *connector,
397 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
398 	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
422 		intel_dp_hdcp_wait_for_cp_irq(connector, timeout);
423 		ret = hdcp2_detect_msg_availability(connector, msg_id,
449 int intel_dp_hdcp2_write_msg(struct intel_connector *connector,
455 	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
487 ssize_t get_receiver_id_list_rx_info(struct intel_connector *connector,
490 	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
511 int intel_dp_hdcp2_read_msg(struct intel_connector *connector,
514 	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
532 	ret = intel_dp_hdcp2_wait_for_msg(connector, hdcp2_msg_data);
542 		ret = get_receiver_id_list_rx_info(connector, &dev_cnt, byte);
594 int intel_dp_hdcp2_config_stream_type(struct intel_connector *connector,
613 	ret =  intel_dp_hdcp2_write_msg(connector, &stream_type_msg,
622 			      struct intel_connector *connector)
627 	ret = intel_dp_hdcp2_read_rx_status(connector,
675 int intel_dp_hdcp2_get_capability(struct intel_connector *connector,
678 	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
685 int intel_dp_hdcp_get_remote_capability(struct intel_connector *connector,
689 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
690 	struct drm_dp_aux *aux = &connector->port->aux;
696 	if (!intel_encoder_is_mst(connector->encoder))
734 intel_dp_mst_toggle_hdcp_stream_select(struct intel_connector *connector,
737 	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
738 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
739 	struct intel_hdcp *hdcp = &connector->hdcp;
752 intel_dp_mst_hdcp_stream_encryption(struct intel_connector *connector,
755 	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
756 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
757 	struct intel_hdcp *hdcp = &connector->hdcp;
763 	ret = intel_dp_mst_toggle_hdcp_stream_select(connector, enable);
784 intel_dp_mst_hdcp2_stream_encryption(struct intel_connector *connector,
787 	struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
788 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
790 	struct intel_hdcp *hdcp = &connector->hdcp;
800 	ret = intel_dp_mst_toggle_hdcp_stream_select(connector, enable);
819 				  struct intel_connector *connector)
821 	struct intel_hdcp *hdcp = &connector->hdcp;
825 	 * We do need to do the Link Check only for the connector involved with
827 	 * We can re-use the hdcp->is_repeater flag to know that the connector
831 		ret = intel_dp_hdcp2_check_link(dig_port, connector);