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-rw-r--r--arch/x86/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index e0c619c55b4..5bdc143b122 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -109,6 +109,9 @@ config SBUS
config NEED_DMA_MAP_STATE
def_bool (X86_64 || DMAR || DMA_API_DEBUG)
+config NEED_SG_DMA_LENGTH
+ def_bool X86_64
+
config GENERIC_ISA_DMA
def_bool y