iommu/tegra: gart: Allow only one active domain at a time
authorDmitry Osipenko <digetx@gmail.com>
Wed, 12 Dec 2018 20:39:02 +0000 (23:39 +0300)
committerJoerg Roedel <jroedel@suse.de>
Wed, 16 Jan 2019 12:54:14 +0000 (13:54 +0100)
commit7d849b7b40b9b3f574f50bbf44503b38e319fca5
tree9d2e09f357d7e817c2652a88f51c0ae7ccc91507
parent8e924910dd07f1614fe534f8bdfdc17f7de3d68b
iommu/tegra: gart: Allow only one active domain at a time

GART has a single address space that is shared by all devices, hence only
one domain could be active at a time.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/tegra-gart.c