1*413d6ed3SHaren Myneni# SPDX-License-Identifier: GPL-2.0 2*413d6ed3SHaren Myneniconfig PPC_VAS 3*413d6ed3SHaren Myneni bool "IBM Virtual Accelerator Switchboard (VAS)" 4*413d6ed3SHaren Myneni depends on (PPC_POWERNV || PPC_PSERIES) && PPC_64K_PAGES 5*413d6ed3SHaren Myneni default y 6*413d6ed3SHaren Myneni help 7*413d6ed3SHaren Myneni This enables support for IBM Virtual Accelerator Switchboard (VAS). 8*413d6ed3SHaren Myneni 9*413d6ed3SHaren Myneni VAS devices are found in POWER9-based and later systems, they 10*413d6ed3SHaren Myneni provide access to accelerator coprocessors such as NX-GZIP and 11*413d6ed3SHaren Myneni NX-842. This config allows the kernel to use NX-842 accelerators, 12*413d6ed3SHaren Myneni and user-mode APIs for the NX-GZIP accelerator on POWER9 PowerNV 13*413d6ed3SHaren Myneni and POWER10 PowerVM platforms. 14*413d6ed3SHaren Myneni 15*413d6ed3SHaren Myneni If unsure, say "N". 16