> ## 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.

# QCS6490

## Display features

**Key features**

The display subsystem supports the following key features:

* Wayland and Weston with upstream-aligned protocol
* Weston with direct rendering manager (DRM) backend module
* Weston remote desktop protocol (RDP) backend
* DSI interface
* Native eDP 1.4 interface
* DisplayPort over USB Type-C interface

**Capabilities**

The device supports two displays simultaneously and offers various configurations for maximum concurrency. The following table summarizes the capabilities:

**Table: Interfaces and capabilities**

| **Interface**       | **Capabilities**                                                                                                                                                                                                                                          |
| ------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| DSI0                | FHD+ (1200 × 2520) at 120 fps (8-bit)<br /><br />Supports Video Electronics Standards Association (VESA) display stream compression (DSC) 1.2                                                                                                             |
| DSI0 to HDMI        | Supports up to 3840 × 2160 at 30 fps<br /><br />Supports dynamic resolution switch up to 3840 × 2160 at 30 fps                                                                                                                                            |
| DisplayPort         | 3840 × 2160 resolution at 30 fps, 24 bpp (requires two lanes at HBR3)<br /><br />Single stream transport                                                                                                                                                  |
| eDP                 | Supports a maximum resolution of 3840 × 2160 at 60 fps                                                                                                                                                                                                    |
| Maximum concurrency | HD+ (1200 × 2520) (8-bit) at 60 fps with DSI primary + 4K at 30 fps DisplayPort<br /><br />Or 1920 × 1080p at 60 fps with DSI to HDMI primary + 4K at 30 fps DisplayPort<br /><br />Or 1920 × 1080p at 60 fps with eDP primary + 4K at 30 fps DisplayPort |