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Commit a4ce5a48 authored by Christoph Hellwig's avatar Christoph Hellwig
Browse files

iommu-helper: move the IOMMU_HELPER config symbol to lib/ 



This way we have one central definition of it, and user can select it as
needed.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarAnshuman Khandual <khandual@linux.vnet.ibm.com>
parent 79c1879e

arch/powerpc/Kconfig

+1 −3
Original line number Diff line number Diff line
@@ -222,6 +222,7 @@ config PPC 
	select HAVE_SYSCALL_TRACEPOINTS

	select HAVE_VIRT_CPU_ACCOUNTING

	select HAVE_IRQ_TIME_ACCOUNTING

	select IOMMU_HELPER			if PPC64

	select IRQ_DOMAIN

	select IRQ_FORCED_THREADING

	select MODULES_USE_ELF_RELA
@@ -477,9 +478,6 @@ config MPROFILE_KERNEL 
	depends on PPC64 && CPU_LITTLE_ENDIAN

	def_bool !DISABLE_MPROFILE_KERNEL



config IOMMU_HELPER

	def_bool PPC64



config SWIOTLB

	bool "SWIOTLB support"

	default n

arch/s390/Kconfig

+2 −3
Original line number Diff line number Diff line
@@ -708,7 +708,9 @@ config QDIO 
menuconfig PCI

	bool "PCI support"

	select PCI_MSI

	select IOMMU_HELPER

	select IOMMU_SUPPORT



	help

	  Enable PCI support.
@@ -732,9 +734,6 @@ config PCI_DOMAINS 
config HAS_IOMEM

	def_bool PCI



config IOMMU_HELPER

	def_bool PCI



config NEED_SG_DMA_LENGTH

	def_bool PCI

arch/sparc/Kconfig

+1 −4
Original line number Diff line number Diff line
@@ -66,6 +66,7 @@ config SPARC64 
	select HAVE_SYSCALL_TRACEPOINTS

	select HAVE_CONTEXT_TRACKING

	select HAVE_DEBUG_KMEMLEAK

	select IOMMU_HELPER

	select SPARSE_IRQ

	select RTC_DRV_CMOS

	select RTC_DRV_BQ4802
@@ -105,10 +106,6 @@ config ARCH_DMA_ADDR_T_64BIT 
	bool

	default y if ARCH_ATU



config IOMMU_HELPER

	bool

	default y if SPARC64



config STACKTRACE_SUPPORT

	bool

	default y if SPARC64

arch/x86/Kconfig

+2 −4
Original line number Diff line number Diff line
@@ -874,6 +874,7 @@ config DMI 


config GART_IOMMU

	bool "Old AMD GART IOMMU support"

	select IOMMU_HELPER

	select SWIOTLB

	depends on X86_64 && PCI && AMD_NB

	---help---
@@ -895,6 +896,7 @@ config GART_IOMMU 


config CALGARY_IOMMU

	bool "IBM Calgary IOMMU support"

	select IOMMU_HELPER

	select SWIOTLB

	depends on X86_64 && PCI

	---help---
@@ -932,10 +934,6 @@ config SWIOTLB 
	  with more than 3 GB of memory.

	  If unsure, say Y.



config IOMMU_HELPER

	def_bool y

	depends on CALGARY_IOMMU || GART_IOMMU



config MAXSMP

	bool "Enable Maximum number of SMP Processors and NUMA Nodes"

	depends on X86_64 && SMP && DEBUG_KERNEL

lib/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -429,6 +429,9 @@ config SGL_ALLOC 
	bool

	default n



config IOMMU_HELPER

	bool



config DMA_DIRECT_OPS

	bool

	depends on HAS_DMA && (!64BIT || ARCH_DMA_ADDR_T_64BIT)