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authorJan Beulich <jbeulich@novell.com>2007-01-03 09:26:21 +0000
committerTony Luck <tony.luck@intel.com>2007-02-05 14:33:08 -0800
commitd1598e05faa11d9f04e0a226122dd57674fb1dab (patch)
tree9f7f06af4fb72742a34f3cb13404abc1d57962c8 /arch/ia64
parent980dbfd421c8d33edbd2fbc8f5a6233ccbefb052 (diff)
[IA64] Enable SWIOTLB only when needed
Don't force CONFIG_SWIOTLB on when not actually needed (i.e. HP_ZX1 and SGI_SN2). Signed-off-by: Jan Beulich <jbeulich@novell.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/Kconfig5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 4b35c93eca2..f1d2899e9a6 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -30,7 +30,6 @@ config MMU
config SWIOTLB
bool
- default y
config RWSEM_XCHGADD_ALGORITHM
bool
@@ -88,6 +87,7 @@ config IA64_GENERIC
bool "generic"
select NUMA
select ACPI_NUMA
+ select SWIOTLB
help
This selects the system type of your hardware. A "generic" kernel
will run on any supported IA-64 system. However, if you configure
@@ -104,6 +104,7 @@ config IA64_GENERIC
config IA64_DIG
bool "DIG-compliant"
+ select SWIOTLB
config IA64_HP_ZX1
bool "HP-zx1/sx1000"
@@ -113,6 +114,7 @@ config IA64_HP_ZX1
config IA64_HP_ZX1_SWIOTLB
bool "HP-zx1/sx1000 with software I/O TLB"
+ select SWIOTLB
help
Build a kernel that runs on HP zx1 and sx1000 systems even when they
have broken PCI devices which cannot DMA to full 32 bits. Apart
@@ -131,6 +133,7 @@ config IA64_SGI_SN2
config IA64_HP_SIM
bool "Ski-simulator"
+ select SWIOTLB
endchoice