iommu/ipmmu-vmsa: Don't register as BUS IOMMU if machine doesn't have IPMMU-VMSA

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This fixes kernel crashing on NVIDIA Tegra if kernel is compiled in
a multiplatform configuration and IPMMU-VMSA driver is enabled.

Cc: <stable@vger.kernel.org> # v3.20+
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Dmitry Osipenko 2018-07-27 00:19:16 +03:00 • committed by Joerg Roedel

parent 15021d364d

commit 5c5c874114

1 changed files with 7 additions and 0 deletions

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drivers/iommu/ipmmu-vmsa.c

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