Kconfig

 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".