iommu/tegra: gart: Ignore devices without IOMMU phandle in DT
authorDmitry Osipenko <digetx@gmail.com>
Wed, 12 Dec 2018 20:38:46 +0000 (23:38 +0300)
committerJoerg Roedel <jroedel@suse.de>
Wed, 16 Jan 2019 12:54:09 +0000 (13:54 +0100)
commit4b6f0ea384f4a39c07fad556a9b4d619759de6c5
tree5f4b35287c89090252349d270d7c8a7f30135d6c
parentae95c46dbed56af0e1d106865801bf06e1762c2c
iommu/tegra: gart: Ignore devices without IOMMU phandle in DT

GART can't handle all devices, hence ignore devices that aren't related
to GART. IOMMU phandle must be explicitly assign to devices in the device
tree.

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