# LLM subsystem callback interfaces Source: [https://docs.qualcomm.com/doc/80-PK177-134/topic/llm_callback_interfaces.html](https://docs.qualcomm.com/doc/80-PK177-134/topic/llm_callback_interfaces.html) The following subsections describe link latency callback interfaces with descriptions and callback parameters. - **[Effective levels](https://docs.qualcomm.com/doc/80-PK177-134/topic/ieffective_levels.html)** Callback receives the effective link levels as parameters. - **[Filter status](https://docs.qualcomm.com/doc/80-PK177-134/topic/filter_status.html)** Callback receives the current status of the filter. - **[Filter information](https://docs.qualcomm.com/doc/80-PK177-134/topic/filter_information.html)** Callback receives the all the filter parameters. - **[priorityQueueReport](https://docs.qualcomm.com/doc/80-PK177-134/topic/priority_queue_report.html)** Callback provides priority queue data. **Parent Topic:** [Link latency manager (smart data flow)](https://docs.qualcomm.com/doc/80-PK177-134/topic/llm.html) Last Published: Nov 14, 2024 [Previous Topic getForPriorityQueueReport](https://docs.qualcomm.com/bundle/publicresource/80-PK177-134/topics/get_for_priority_queue_report.md) [Next Topic Effective levels](https://docs.qualcomm.com/bundle/publicresource/80-PK177-134/topics/ieffective_levels.md)