Hi again, On 2/11/21 12:45 AM, Alexander Kobel wrote: > +/* ThinkPad GTOP ("Get Tablet OPtion") methods */ > +enum { > + TP_GTOP_CMD_QUERY_VERSION = 0x0000, > + TP_GTOP_CMD_QUERY_INTERFACE_TYPE = 0x0100, > + TP_GTOP_CMD_GET_ATTACH_OPTION = 0x2000, > +}; Typo, this should be 0x0200 - please ignore the v3 patch. Apologies for the noise. Not sure why I didn't notice when testing. I will double-check again tomorrow after a break, to make sure that I didn't miss anything else, and resend a full patch. Cheers, Alex