From: Christoph Hellwig Date: Mon, 8 Jul 2019 17:51:01 +0000 (-0700) Subject: m68k: Don't select ARCH_HAS_DMA_PREP_COHERENT for nommu or coldfire X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=f28a1f16135c9c6366f3d3f20f2e58aefc99afa0;p=openwrt%2Fstaging%2Fblogic.git m68k: Don't select ARCH_HAS_DMA_PREP_COHERENT for nommu or coldfire M68k only provides the arch_dma_prep_coherent symbol when an mmu is enabled and not on the coldfire platform. Fix the Kconfig symbol selection up to match this. Fixes: 69878ef47562 ("m68k: Implement arch_dma_prep_coherent()") Reported-by: Guenter Roeck Signed-off-by: Christoph Hellwig Signed-off-by: Geert Uytterhoeven --- diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 00f5c98a5e05..678d3d2ff319 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -4,7 +4,7 @@ config M68K default y select ARCH_32BIT_OFF_T select ARCH_HAS_DMA_MMAP_PGPROT if MMU && !COLDFIRE - select ARCH_HAS_DMA_PREP_COHERENT + select ARCH_HAS_DMA_PREP_COHERENT if HAS_DMA && MMU && !COLDFIRE select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA select ARCH_MIGHT_HAVE_PC_PARPORT if ISA select ARCH_NO_COHERENT_DMA_MMAP if !MMU