Introduce CONFIG_VIRT_TO_BUS

Make some offending drivers depend on it and set CONFIG_ARCH_NO_VIRT_TO_BUS
for ppc64 so that we don't build those drivers.

This gets PowerPC allmodconfig and allyesconfig much closer to building.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Al Viro <viro@ftp.linux.org.uk>
Acked-by: David Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/atm/Kconfig b/drivers/atm/Kconfig
index 5b4fab2..bb4ae628 100644
--- a/drivers/atm/Kconfig
+++ b/drivers/atm/Kconfig
@@ -142,7 +142,7 @@
 
 config ATM_FIRESTREAM
 	tristate "Fujitsu FireStream (FS50/FS155) "
-	depends on PCI
+	depends on PCI && VIRT_TO_BUS
 	help
 	  Driver for the Fujitsu FireStream 155 (MB86697) and
 	  FireStream 50 (MB86695) ATM PCI chips.
@@ -152,7 +152,7 @@
 
 config ATM_ZATM
 	tristate "ZeitNet ZN1221/ZN1225"
-	depends on PCI
+	depends on PCI && VIRT_TO_BUS
 	help
 	  Driver for the ZeitNet ZN1221 (MMF) and ZN1225 (UTP-5) 155 Mbps ATM
 	  adapters.
@@ -240,7 +240,7 @@
 
 config ATM_AMBASSADOR
 	tristate "Madge Ambassador (Collage PCI 155 Server)"
-	depends on PCI
+	depends on PCI && VIRT_TO_BUS
 	select BITREVERSE
 	help
 	  This is a driver for ATMizer based ATM card produced by Madge
@@ -265,7 +265,7 @@
 
 config ATM_HORIZON
 	tristate "Madge Horizon [Ultra] (Collage PCI 25 and Collage PCI 155 Client)"
-	depends on PCI
+	depends on PCI && VIRT_TO_BUS
 	help
 	  This is a driver for the Horizon chipset ATM adapter cards once
 	  produced by Madge Networks Ltd. Say Y (or M to compile as a module
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig
index 6e23af1..fd7a53b 100644
--- a/drivers/block/Kconfig
+++ b/drivers/block/Kconfig
@@ -113,7 +113,7 @@
 
 config BLK_CPQ_DA
 	tristate "Compaq SMART2 support"
-	depends on PCI
+	depends on PCI && VIRT_TO_BUS
 	help
 	  This is the driver for Compaq Smart Array controllers.  Everyone
 	  using these boards should say Y here.  See the file
diff --git a/drivers/message/i2o/Kconfig b/drivers/message/i2o/Kconfig
index bfa5ece..5afa0e3 100644
--- a/drivers/message/i2o/Kconfig
+++ b/drivers/message/i2o/Kconfig
@@ -54,6 +54,7 @@
 
 config I2O_CONFIG
 	tristate "I2O Configuration support"
+	depends on VIRT_TO_BUS
 	---help---
 	  Say Y for support of the configuration interface for the I2O adapters.
 	  If you have a RAID controller from Adaptec and you want to use the
diff --git a/drivers/net/wan/Kconfig b/drivers/net/wan/Kconfig
index 4fc8681..a3df09e 100644
--- a/drivers/net/wan/Kconfig
+++ b/drivers/net/wan/Kconfig
@@ -61,7 +61,7 @@
 #
 config LANMEDIA
 	tristate "LanMedia Corp. SSI/V.35, T1/E1, HSSI, T3 boards"
-	depends on PCI
+	depends on PCI && VIRT_TO_BUS
 	---help---
 	  Driver for the following Lan Media family of serial boards:
 
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index 9d2119b..3727231 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -545,7 +545,7 @@
 
 config SCSI_BUSLOGIC
 	tristate "BusLogic SCSI support"
-	depends on (PCI || ISA || MCA) && SCSI && ISA_DMA_API
+	depends on (PCI || ISA || MCA) && SCSI && ISA_DMA_API && VIRT_TO_BUS
 	---help---
 	  This is support for BusLogic MultiMaster and FlashPoint SCSI Host
 	  Adapters. Consult the SCSI-HOWTO, available from