dma-mapping: move the NEED_DMA_MAP_STATE config symbol to lib/Kconfig
This way we have one central definition of it, and user can select it as
needed. Note that we now also always select it when CONFIG_DMA_API_DEBUG
is select, which fixes some incorrect checks in a few network drivers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Anshuman Khandual <khandual@linux.vnet.ibm.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 0d2930d..924ccac 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -95,6 +95,7 @@
select HAVE_VIRT_CPU_ACCOUNTING_GEN
select IRQ_FORCED_THREADING
select MODULES_USE_ELF_REL
+ select NEED_DMA_MAP_STATE
select NO_BOOTMEM
select OF_EARLY_FLATTREE if OF
select OF_RESERVED_MEM if OF
@@ -220,9 +221,6 @@
config ZONE_DMA
bool
-config NEED_DMA_MAP_STATE
- def_bool y
-
config ARCH_SUPPORTS_UPROBES
def_bool y