iommu/ipmmu-vmsa: Add helper functions for MMU "context" registers
authorYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Wed, 6 Nov 2019 02:35:47 +0000 (11:35 +0900)
committerJoerg Roedel <jroedel@suse.de>
Mon, 11 Nov 2019 14:06:14 +0000 (15:06 +0100)
commit16d9454f5e0447f9c19cbf350b35ed377b9f64eb
treed74d16f80e387a091badab2f0fc664e0996af04e
parentdf9828aaa43256bda7e26573c44af25e78596b09
iommu/ipmmu-vmsa: Add helper functions for MMU "context" registers

Since we will have changed memory mapping of the IPMMU in the future,
This patch adds helper functions ipmmu_ctx_{reg,read,write}()
for MMU "context" registers. No behavior change.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/ipmmu-vmsa.c