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xen: SWIOTLB is only used on x86 

Enabling SWIOTLB_XEN on ARM results in build errors because the
underlying SWIOTLB is only available on X86:

drivers/xen/swiotlb-xen.c: In function 'is_xen_swiotlb_buffer':
drivers/xen/swiotlb-xen.c:105:2: error: implicit declaration of function 'mfn_to_local_pfn

Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
Arnd Bergmann 2013-05-02 17:16:22 +02:00 committed by Konrad Rzeszutek Wilk
parent cb91f8f44c
commit e8b404d993
1 changed files with 1 additions and 1 deletions
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drivers/xen/Kconfig
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@ -141,7 +141,7 @@ config XEN_GRANT_DEV_ALLOC
config SWIOTLB_XEN
def_bool y
depends on PCI
depends on PCI && X86
select SWIOTLB
config XEN_TMEM