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virtio: add HAS_IOMEM dependency to MMIO platform bus driver 

Fix this compile error on s390:

  CC [M]  drivers/virtio/virtio_mmio.o
drivers/virtio/virtio_mmio.c: In function 'vm_get_features':
drivers/virtio/virtio_mmio.c:107:2: error: implicit declaration of function 'writel'

Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Pawel Moll <pawel.moll@arm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
hifive-unleashed-5.1
Heiko Carstens 2011-11-15 10:13:24 +01:00 committed by Rusty Russell
parent b4bbb02934
commit bd20817f73
1 changed files with 1 additions and 1 deletions
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2
drivers/virtio/Kconfig
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@ -37,7 +37,7 @@ config VIRTIO_BALLOON
config VIRTIO_MMIO
tristate "Platform bus driver for memory mapped virtio devices (EXPERIMENTAL)"
depends on EXPERIMENTAL
depends on HAS_IOMEM && EXPERIMENTAL
select VIRTIO
select VIRTIO_RING
---help---