提交 d1598e05 编写于 作者: J Jan Beulich 提交者: Tony Luck

[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: NJan Beulich <jbeulich@novell.com>
Signed-off-by: NTony Luck <tony.luck@intel.com>
上级 980dbfd4
......@@ -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
......
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