Linux 7.4 adds Nintendo Switch 2 controller and Pulsar mouse support

Valve has submitted patches to the Linux kernel adding a preliminary HID driver for the Joy-Con 2, Pro Controller 2 and GameCube NSO controllers, with Bluetooth for all and USB for the Pro Controller. The stable Linux 7.4 release is expected in January 2027, alongside new drivers for Pulsar and Kysona M600V2 mice and fixes for the ASUS ROG Ally and Lenovo Legion Go S.

• Patches authored by Valve developer Vicki Pfau
• Switch 2 controllers will work without Steam Input
• Stable Linux 7.4 is slated for January 2027
• Pulsar driver reads battery level and voltage