![Catherine on Twitter: "I patched the Linux driver for UCSI (which is the proper name for this ACPI interface), to support requesting and setting alternate modes from the USB PD controller in Catherine on Twitter: "I patched the Linux driver for UCSI (which is the proper name for this ACPI interface), to support requesting and setting alternate modes from the USB PD controller in](https://pbs.twimg.com/media/DmKoc1HXsAASOEU.jpg)
Catherine on Twitter: "I patched the Linux driver for UCSI (which is the proper name for this ACPI interface), to support requesting and setting alternate modes from the USB PD controller in
Introducing USB Type-C Connector System Software Interface (UCSI) Class Extension - Microsoft Tech Community
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