Here is newer drivers version 389.07 with cuda 9.1 support for P102-100 GPU. For Windows 10 64-Bit. Tested on Manli P102-100 Card, but i think it will work for all P102-100 (ZOTAC, Inno3D), i have only Manli GPU's so i tested on them.
https://www.dropbox.com/s/q8x0ajoop2ghkg0/Win10_x64_HDA%28389.07%29.rar?dl=0