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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-15 09:32:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-15 09:32:52 -0700
commit0fa213310cd8fa7a51071cdcf130e26fa56e9549 (patch)
tree2a7e5cc33c8938ec82604a99c3797a3132fd91ec /arch/powerpc/Kconfig
parentd3bf80bff13597004b5724ee4549cd68eb0badf0 (diff)
parentbc47ab0241c7c86da4f5e5f82fbca7d45387c18d (diff)
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (103 commits) powerpc: Fix bug in move of altivec code to vector.S powerpc: Add support for swiotlb on 32-bit powerpc/spufs: Remove unused error path powerpc: Fix warning when printing a resource_size_t powerpc/xmon: Remove unused variable in xmon.c powerpc/pseries: Fix warnings when printing resource_size_t powerpc: Shield code specific to 64-bit server processors powerpc: Separate PACA fields for server CPUs powerpc: Split exception handling out of head_64.S powerpc: Introduce CONFIG_PPC_BOOK3S powerpc: Move VMX and VSX asm code to vector.S powerpc: Set init_bootmem_done on NUMA platforms as well powerpc/mm: Fix a AB->BA deadlock scenario with nohash MMU context lock powerpc/mm: Fix some SMP issues with MMU context handling powerpc: Add PTRACE_SINGLEBLOCK support fbdev: Add PLB support and cleanup DCR in xilinxfb driver. powerpc/virtex: Add ml510 reference design device tree powerpc/virtex: Add Xilinx ML510 reference design support powerpc/virtex: refactor intc driver and add support for i8259 cascading powerpc/virtex: Add support for Xilinx PCI host bridge ...
Diffstat (limited to 'arch/powerpc/Kconfig')
-rw-r--r--arch/powerpc/Kconfig16
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index cdc9a6ff4be..93a61898b25 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -42,6 +42,10 @@ config GENERIC_HARDIRQS
bool
default y
+config GENERIC_HARDIRQS_NO__DO_IRQ
+ bool
+ default y
+
config HAVE_SETUP_PER_CPU_AREA
def_bool PPC64
@@ -296,9 +300,19 @@ config IOMMU_VMERGE
config IOMMU_HELPER
def_bool PPC64
+config SWIOTLB
+ bool "SWIOTLB support"
+ default n
+ select IOMMU_HELPER
+ ---help---
+ Support for IO bounce buffering for systems without an IOMMU.
+ This allows us to DMA to the full physical address space on
+ platforms where the size of a physical address is larger
+ than the bus address. Not all platforms support this.
+
config PPC_NEED_DMA_SYNC_OPS
def_bool y
- depends on NOT_COHERENT_CACHE
+ depends on (NOT_COHERENT_CACHE || SWIOTLB)
config HOTPLUG_CPU
bool "Support for enabling/disabling CPUs"