drivers for what else, exactly? valve is already regularly upstreaming work in major open source linux drivers (and has been for a long time)

for example: https://www.phoronix.com/news/Valve-Old-AMD-Linux-Love-Song

They did take almost a year for Windows drivers for the Steam Deck OLED: https://steamdeckhq.com/news/windows-is-now-supported-on-ole...