scatterlist: move the NEED_SG_DMA_LENGTH config symbol to lib/Kconfig

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

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Anshuman Khandual <khandual@linux.vnet.ibm.com>
This commit is contained in:
Christoph Hellwig 2018-04-05 09:44:52 +02:00
parent a4ce5a48d7
commit 86596f0a28
16 changed files with 15 additions and 46 deletions

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@ -10,6 +10,7 @@ config ALPHA
select HAVE_OPROFILE
select HAVE_PCSPKR_PLATFORM
select HAVE_PERF_EVENTS
select NEED_SG_DMA_LENGTH
select VIRT_TO_BUS
select GENERIC_IRQ_PROBE
select AUTO_IRQ_AFFINITY if SMP
@ -70,9 +71,6 @@ config ARCH_DMA_ADDR_T_64BIT
config NEED_DMA_MAP_STATE
def_bool y
config NEED_SG_DMA_LENGTH
def_bool y
config GENERIC_ISA_DMA
bool
default y

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@ -118,9 +118,6 @@ config ARM_HAS_SG_CHAIN
select ARCH_HAS_SG_CHAIN
bool
config NEED_SG_DMA_LENGTH
bool
config ARM_DMA_USE_IOMMU
bool
select ARM_HAS_SG_CHAIN

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@ -132,6 +132,7 @@ config ARM64
select IRQ_FORCED_THREADING
select MODULES_USE_ELF_RELA
select MULTI_IRQ_HANDLER
select NEED_SG_DMA_LENGTH
select NO_BOOTMEM
select OF
select OF_EARLY_FLATTREE
@ -242,9 +243,6 @@ config ARCH_DMA_ADDR_T_64BIT
config NEED_DMA_MAP_STATE
def_bool y
config NEED_SG_DMA_LENGTH
def_bool y
config SMP
def_bool y

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@ -19,6 +19,7 @@ config HEXAGON
select GENERIC_IRQ_SHOW
select HAVE_ARCH_KGDB
select HAVE_ARCH_TRACEHOOK
select NEED_SG_DMA_LENGTH
select NO_IOPORT_MAP
select GENERIC_IOMAP
select GENERIC_SMP_IDLE_THREAD
@ -63,9 +64,6 @@ config GENERIC_CSUM
config GENERIC_IRQ_PROBE
def_bool y
config NEED_SG_DMA_LENGTH
def_bool y
config RWSEM_GENERIC_SPINLOCK
def_bool n

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@ -53,6 +53,7 @@ config IA64
select MODULES_USE_ELF_RELA
select ARCH_USE_CMPXCHG_LOCKREF
select HAVE_ARCH_AUDITSYSCALL
select NEED_SG_DMA_LENGTH
default y
help
The Itanium Processor Family is Intel's 64-bit successor to
@ -83,9 +84,6 @@ config ARCH_DMA_ADDR_T_64BIT
config NEED_DMA_MAP_STATE
def_bool y
config NEED_SG_DMA_LENGTH
def_bool y
config SWIOTLB
bool

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@ -67,9 +67,6 @@ config CAVIUM_OCTEON_LOCK_L2_MEMCPY
help
Lock the kernel's implementation of memcpy() into L2.
config NEED_SG_DMA_LENGTH
bool
config SWIOTLB
def_bool y
select DMA_DIRECT_OPS

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@ -130,9 +130,6 @@ config LOONGSON_UART_BASE
default y
depends on EARLY_PRINTK || SERIAL_8250
config NEED_SG_DMA_LENGTH
bool
config SWIOTLB
bool "Soft IOMMU Support for All-Memory DMA"
default y

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@ -83,7 +83,4 @@ endif
config NLM_COMMON
bool
config NEED_SG_DMA_LENGTH
bool
endif

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@ -51,6 +51,7 @@ config PARISC
select GENERIC_CLOCKEVENTS
select ARCH_NO_COHERENT_DMA_MMAP
select CPU_NO_EFFICIENT_FFS
select NEED_SG_DMA_LENGTH
help
The PA-RISC microprocessor is designed by Hewlett-Packard and used
@ -114,9 +115,6 @@ config STACKTRACE_SUPPORT
config NEED_DMA_MAP_STATE
def_bool y
config NEED_SG_DMA_LENGTH
def_bool y
config ISA_DMA_API
bool

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@ -226,6 +226,7 @@ config PPC
select IRQ_DOMAIN
select IRQ_FORCED_THREADING
select MODULES_USE_ELF_RELA
select NEED_SG_DMA_LENGTH
select NO_BOOTMEM
select OF
select OF_EARLY_FLATTREE
@ -909,9 +910,6 @@ config ZONE_DMA
config NEED_DMA_MAP_STATE
def_bool (PPC64 || NOT_COHERENT_CACHE)
config NEED_SG_DMA_LENGTH
def_bool y
config GENERIC_ISA_DMA
bool
depends on ISA_DMA_API

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@ -710,6 +710,7 @@ menuconfig PCI
select PCI_MSI
select IOMMU_HELPER
select IOMMU_SUPPORT
select NEED_SG_DMA_LENGTH
help
Enable PCI support.
@ -734,9 +735,6 @@ config PCI_DOMAINS
config HAS_IOMEM
def_bool PCI
config NEED_SG_DMA_LENGTH
def_bool PCI
config NEED_DMA_MAP_STATE
def_bool PCI

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@ -49,6 +49,8 @@ config SUPERH
select HAVE_ARCH_AUDITSYSCALL
select HAVE_FUTEX_CMPXCHG if FUTEX
select HAVE_NMI
select NEED_SG_DMA_LENGTH
help
The SuperH is a RISC processor targeted for use in embedded systems
and consumer electronics; it was also used in the Sega Dreamcast
@ -162,9 +164,6 @@ config DMA_NONCOHERENT
config NEED_DMA_MAP_STATE
def_bool DMA_NONCOHERENT
config NEED_SG_DMA_LENGTH
def_bool y
config PGTABLE_LEVELS
default 3 if X2TLB
default 2

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@ -43,6 +43,7 @@ config SPARC
select ARCH_HAS_SG_CHAIN
select CPU_NO_EFFICIENT_FFS
select LOCKDEP_SMALL if LOCKDEP
select NEED_SG_DMA_LENGTH
config SPARC32
def_bool !64BIT
@ -145,9 +146,6 @@ config ZONE_DMA
config NEED_DMA_MAP_STATE
def_bool y
config NEED_SG_DMA_LENGTH
def_bool y
config GENERIC_ISA_DMA
bool
default y if SPARC32

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@ -43,7 +43,4 @@ config CPU_TLB_SINGLE_ENTRY_DISABLE
config SWIOTLB
def_bool y
select DMA_DIRECT_OPS
config NEED_SG_DMA_LENGTH
def_bool SWIOTLB
select NEED_SG_DMA_LENGTH

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@ -183,6 +183,7 @@ config X86
select HAVE_UNSTABLE_SCHED_CLOCK
select HAVE_USER_RETURN_NOTIFIER
select IRQ_FORCED_THREADING
select NEED_SG_DMA_LENGTH
select PCI_LOCKLESS_CONFIG
select PERF_EVENTS
select RTC_LIB
@ -239,9 +240,6 @@ config NEED_DMA_MAP_STATE
def_bool y
depends on X86_64 || INTEL_IOMMU || DMA_API_DEBUG || SWIOTLB
config NEED_SG_DMA_LENGTH
def_bool y
config GENERIC_ISA_DMA
def_bool y
depends on ISA_DMA_API

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@ -429,6 +429,9 @@ config SGL_ALLOC
bool
default n
config NEED_SG_DMA_LENGTH
bool
config IOMMU_HELPER
bool