---
name: "drminfo"
section: "1"
platform: "linux"
package: "drminfo"
version: "8.1-2"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/drminfo"
---

# drminfo(1)

print drm device information

## NAME

drminfo - print drm device information

## SYNOPSIS

**drminfo** \[*options*\]

## DESCRIPTION

**drminfo** prints various informations about the drm device, including the outputs, the supported display resolutions (for connected outputs) and the supported framebuffer formats.

## OPTIONS

- **-h**

  Print usage info.

- **-c** *nr*

  Pick card number.

- **-a**

  Print all card info.

- **-m**

  Print misc card info (busid).

- **-o**

  Print supported outputs (crtcs).

- **-p**

  Print supported planes.

- **-f**

  Print supported framebuffer formats.

- **-l**

  List all known framebuffer formats.

**drminfo** supports rgb and packed yuv formats only.

## SEE ALSO

**[drmtest(1)](/drmtest/1.md),**

## AUTHOR

Gerd Hoffmann **\<kraxel@redhat.com\>**

## COPYRIGHT

Copyright (c) 2017 Gerd Hoffmann \<kraxel@redhat.com\>

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.