As now we are always managing DMA coherence on per dev bias, there is no need to have such option. And it's not selected by any platform. Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> --- arch/mips/Kconfig | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 15cb692b0a09..c6f3ad51f741 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -134,7 +134,6 @@ choice config MIPS_GENERIC_KERNEL bool "Generic board-agnostic MIPS kernel" - select ARCH_HAS_SETUP_DMA_OPS select MIPS_GENERIC select BOOT_RAW select BUILTIN_DTB @@ -1079,11 +1078,6 @@ config FW_CFE config ARCH_SUPPORTS_UPROBES bool -config DMA_PERDEV_COHERENT - bool - select ARCH_HAS_SETUP_DMA_OPS - select DMA_NONCOHERENT - config DMA_NONCOHERENT bool # @@ -1097,6 +1091,7 @@ config DMA_NONCOHERENT select ARCH_HAS_DMA_PREP_COHERENT select ARCH_HAS_SYNC_DMA_FOR_DEVICE select ARCH_HAS_DMA_SET_UNCACHED + select ARCH_HAS_SETUP_DMA_OPS select DMA_NONCOHERENT_MMAP select NEED_DMA_MAP_STATE -- 2.37.1 (Apple Git-137.1)