[PATCH] isdn: mISDN HFC PCI support depends on virt_to_bus()

[Stephen Rothwell]

On powerpc (allyesconfig build) we get this error:

drivers/isdn/hardware/mISDN/hfcpci.c:1991: error: implicit declaration of function 'virt_to_bus'

Signed-off-by: Stephen Rothwell <sfr at canb.auug.org.au>
---
 drivers/isdn/hardware/mISDN/Kconfig |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/isdn/hardware/mISDN/Kconfig b/drivers/isdn/hardware/mISDN/Kconfig
index 1479348..9cd5f5f 100644
--- a/drivers/isdn/hardware/mISDN/Kconfig
+++ b/drivers/isdn/hardware/mISDN/Kconfig
@@ -7,6 +7,7 @@ config MISDN_HFCPCI
 	tristate "Support for HFC PCI cards"
 	depends on MISDN
 	depends on PCI
+	depends on VIRT_TO_BUS
 	help
 	  Enable support for cards with Cologne Chip AG's
           HFC PCI chip.
-- 
1.5.6.3

-- 
Cheers,
Stephen Rothwell                    sfr at canb.auug.org.au
http://www.canb.auug.org.au/~sfr/