kernel: enable vfio and vfio-pci for armsr-armv8

Arm platforms with the right hardware blocks (such as
GICv3.0+ interrupt controller and SMMU/IOMMU) are
able to use vfio-pci to pass through PCI devices
to a VM.

Signed-off-by: Mathew McBride <matt@traverse.com.au>

package/kernel/linux/modules/virt.mk

@@ -77,7 +77,7 @@ $(eval $(call KernelPackage,kvm-amd))
 define KernelPackage/vfio
   SUBMENU:=Virtualization
   TITLE:=VFIO Non-Privileged userspace driver framework
-  DEPENDS:=@TARGET_x86_64
+  DEPENDS:=@TARGET_x86_64||TARGET_armsr_armv8
   KCONFIG:= \
 	CONFIG_VFIO \
 	CONFIG_VFIO_NOIOMMU=n \
@@ -99,7 +99,7 @@ $(eval $(call KernelPackage,vfio))
 define KernelPackage/vfio-pci
   SUBMENU:=Virtualization
   TITLE:=Generic VFIO support for any PCI device
-  DEPENDS:=@TARGET_x86_64 @PCI_SUPPORT +kmod-vfio +kmod-irqbypass
+  DEPENDS:=@TARGET_x86_64||TARGET_armsr_armv8 @PCI_SUPPORT +kmod-vfio +kmod-irqbypass
   KCONFIG:= \
 	CONFIG_VFIO_PCI \
 	CONFIG_VFIO_PCI_IGD=n