Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> writes: > As for now all arches have dma_default_coherent reflecting default > DMA coherency for of devices, so there is no need to have a standalone > config option. > > Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> > --- > v3: Squash setting ARCH_DMA_DEFAULT_COHERENT into this patch. > --- > arch/powerpc/Kconfig | 2 +- > arch/riscv/Kconfig | 2 +- > drivers/of/Kconfig | 4 ---- > drivers/of/address.c | 10 +--------- > 4 files changed, 3 insertions(+), 15 deletions(-) > > diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig > index 57f5d2f53d06..824e00a1277b 100644 > --- a/arch/powerpc/Kconfig > +++ b/arch/powerpc/Kconfig > @@ -113,6 +113,7 @@ config PPC > # > select ARCH_32BIT_OFF_T if PPC32 > select ARCH_DISABLE_KASAN_INLINE if PPC_RADIX_MMU > + select ARCH_DMA_DEFAULT_COHERENT if !NOT_COHERENT_CACHE > select ARCH_ENABLE_MEMORY_HOTPLUG > select ARCH_ENABLE_MEMORY_HOTREMOVE > select ARCH_HAS_COPY_MC if PPC64 > @@ -273,7 +274,6 @@ config PPC > select NEED_PER_CPU_PAGE_FIRST_CHUNK if PPC64 > select NEED_SG_DMA_LENGTH > select OF > - select OF_DMA_DEFAULT_COHERENT if !NOT_COHERENT_CACHE > select OF_EARLY_FLATTREE > select OLD_SIGACTION if PPC32 > select OLD_SIGSUSPEND Acked-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> (powerpc) cheers
