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