提交 8d9b409b 编写于 作者: C Christoph Hellwig

mips,unicore32: swiotlb doesn't need sg->dma_length

Only mips and unicore32 select CONFIG_NEED_SG_DMA_LENGTH when building
swiotlb.  swiotlb itself never merges segements and doesn't accesses the
dma_length field directly, so drop the dependency.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Acked-by: NJames Hogan <jhogan@kernel.org>
上级 f21254cd
......@@ -70,7 +70,6 @@ config CAVIUM_OCTEON_LOCK_L2_MEMCPY
config SWIOTLB
def_bool y
select DMA_DIRECT_OPS
select NEED_SG_DMA_LENGTH
config OCTEON_ILM
tristate "Module to measure interrupt latency using Octeon CIU Timer"
......
......@@ -135,7 +135,6 @@ config SWIOTLB
default y
depends on CPU_LOONGSON3
select DMA_DIRECT_OPS
select NEED_SG_DMA_LENGTH
select NEED_DMA_MAP_STATE
config PHYS48_TO_HT40
......
......@@ -43,4 +43,3 @@ config CPU_TLB_SINGLE_ENTRY_DISABLE
config SWIOTLB
def_bool y
select DMA_DIRECT_OPS
select NEED_SG_DMA_LENGTH
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