> ## Documentation Index
> Fetch the complete documentation index at: https://dragonwingdocs.qualcomm.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Display Addendum documentation 

Use the display subsystem for display control and processing tasks, such as synchronization, scaling, and color processing.

## **Advanced display architecture**

<CardGroup cols={2}>
  <Card title="Display hardware architecture" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/architecture.html">
    Learn about the high-level display subsystem components.
  </Card>

  <Card title="Display peripheral interfaces" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/architecture.html">
    Learn about the different display peripheral interfaces, such as MIPI DSI, DSI, and DisplayPort.
  </Card>
</CardGroup>

## **Display software modules**

<CardGroup cols={1}>
  <Card title="User-space and kernel-mode modules" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/software.html">
    Explore the user-space and kernel-mode modules available in the display software directory.
  </Card>
</CardGroup>

## **Enable advanced display use cases**

<CardGroup cols={3}>
  <Card title="Set up multiple Display Ports" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/setup_multiple_displayports.html">
    Connect and verify the Display Ports using single-stream transport (SST).
  </Card>

  <Card title="Enable Weston Remote Desktop Protocol (RDP)" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/enable_weston_rdp.html">
    Enable Weston RDP to remotely access the display.
  </Card>

  <Card title="Set up Raspberry Pi (RPi) display panel" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/setup_rpi.html">
    Set up the RPi touch display panel.
  </Card>

  <Card title="Set up low-voltage differential signaling (LVDS) display panel" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/setup_lvds_displaypanel.html">
    Set up the LVDS display panel.
  </Card>
</CardGroup>

## **Debug DPU issues**

<CardGroup cols={3}>
  <Card title="DPU layer mixers and layer status" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/debug.html">
    Provides debug commands to retrieve the DPU layer mixer status and state.
  </Card>

  <Card title="Verify DPU clock and regulator status" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/debug.html">
    Provides commands to verify the DPU clock rate and regulator status.
  </Card>

  <Card title="Retrieve the display interface information" href="https://docs.qualcomm.com/doc/80-80023-18A/topic/debug.html">
    Provides commands to retrieve the debug dump output.
  </Card>
</CardGroup>