Drivers: hv: Enable Hyper-V code to be built on ARM64

Update drivers/hv/Kconfig so CONFIG_HYPERV can be selected on
ARM64, causing the Hyper-V specific code to be built. Exclude the
Hyper-V enlightened clocks/timers code from being built for ARM64.

Signed-off-by: Michael Kelley <mikelley@microsoft.com>
Reviewed-by: Boqun Feng <boqun.feng@gmail.com>
Acked-by: Marc Zyngier <maz@kernel.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/1628092359-61351-6-git-send-email-mikelley@microsoft.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>

diff --git a/drivers/hv/Kconfig b/drivers/hv/Kconfig
index 66c794d92391fc73376934f5617652fcd8213b23..d1123ceb38f3f9a0190a7fad79a6b508eccd8be1 100644 (file)
--- a/drivers/hv/Kconfig
+++ b/drivers/hv/Kconfig
@@ -4,15 +4,16 @@ menu "Microsoft Hyper-V guest support"
 
 config HYPERV
        tristate "Microsoft Hyper-V client drivers"
-       depends on X86 && ACPI && X86_LOCAL_APIC && HYPERVISOR_GUEST
+       depends on ACPI && ((X86 && X86_LOCAL_APIC && HYPERVISOR_GUEST) \
+               || (ARM64 && !CPU_BIG_ENDIAN))
        select PARAVIRT
-       select X86_HV_CALLBACK_VECTOR
+       select X86_HV_CALLBACK_VECTOR if X86
        help
          Select this option to run Linux as a Hyper-V client operating
          system.
 
 config HYPERV_TIMER
-       def_bool HYPERV
+       def_bool HYPERV && X86
 
 config HYPERV_UTILS
        tristate "Microsoft Hyper-V Utilities driver"