[tip:efi/core] thunderbolt: Compile on x86 only

[tip-bot for Lukas Wunner]

Commit-ID:  b2c74191f4672c4b3265d0335910792b4f72026b
Gitweb:     http://git.kernel.org/tip/b2c74191f4672c4b3265d0335910792b4f72026b
Author:     Lukas Wunner <lukas@xxxxxxxxx>
AuthorDate: Fri, 18 Nov 2016 09:22:59 +0100
Committer:  Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Fri, 18 Nov 2016 09:42:59 +0100

thunderbolt: Compile on x86 only

So far Thunderbolt is (unfortunately) an Intel proprietary technology
that is only available on x86, so compiling on other arches is pointless
except for testing purposes.  Amend Kconfig accordingly.

Suggested-by: Arnd Bergmann <arnd@xxxxxxxx>
Signed-off-by: Lukas Wunner <lukas@xxxxxxxxx>
Acked-by: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Andreas Noever <andreas.noever@xxxxxxxxx>
Cc: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Matt Fleming <matt@xxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: linux-efi@xxxxxxxxxxxxxxx
Link: http://lkml.kernel.org/r/7dfda728d3ee8a33c80c49b224da7359c6015eea.1479456179.git.lukas@xxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 drivers/thunderbolt/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/thunderbolt/Kconfig b/drivers/thunderbolt/Kconfig
index de5d27e..d35db16 100644
--- a/drivers/thunderbolt/Kconfig
+++ b/drivers/thunderbolt/Kconfig
@@ -1,6 +1,7 @@
 menuconfig THUNDERBOLT
 	tristate "Thunderbolt support for Apple devices"
 	depends on PCI
+	depends on X86 || COMPILE_TEST
 	select APPLE_PROPERTIES if EFI_STUB && X86
 	select CRC32
 	help