[IA64] enable setting DMAR on by default
The previous commit which introduced the DMAR_DEFAULT_ON setting in
drivers/pci/dmar.c neglected to add the ability for ia64 to enable
the IOMMU by default. Rectify that mistake, doh!
Signed-off-by: Kyle McMartin <kyle@redhat.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 4eb45c0..153e727 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -638,6 +638,17 @@
and include PCI device scope covered by these DMA
remapping devices.
+config DMAR_DEFAULT_ON
+ def_bool y
+ prompt "Enable DMA Remapping Devices by default"
+ depends on DMAR
+ help
+ Selecting this option will enable a DMAR device at boot time if
+ one is found. If this option is not selected, DMAR support can
+ be enabled by passing intel_iommu=on to the kernel. It is
+ recommended you say N here while the DMAR code remains
+ experimental.
+
endmenu
endif