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authorChristoph Hellwig <hch@lst.de>2019-02-03 22:12:02 +0300
committerChristoph Hellwig <hch@lst.de>2019-02-20 17:26:35 +0300
commitff4c25f26a71b79c70ea03b3935a1297439a8a85 (patch)
treebb278baf485553d3a73b4de530edcc2287e003a5 /arch/arm/Kconfig
parentbe4311a262bcf29da60c1ef6b5a457fe5d9cccef (diff)
downloadlinux-ff4c25f26a71b79c70ea03b3935a1297439a8a85.tar.xz
dma-mapping: improve selection of dma_declare_coherent availability
This API is primarily used through DT entries, but two architectures and two drivers call it directly. So instead of selecting the config symbol for random architectures pull it in implicitly for the actual users. Also rename the Kconfig option to describe the feature better. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Paul Burton <paul.burton@mips.com> # MIPS Acked-by: Lee Jones <lee.jones@linaro.org> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm/Kconfig')
-rw-r--r--arch/arm/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e07e5c184d2f..33612e6da19a 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -32,6 +32,7 @@ config ARM
select CLONE_BACKWARDS
select CPU_PM if SUSPEND || CPU_IDLE
select DCACHE_WORD_ACCESS if HAVE_EFFICIENT_UNALIGNED_ACCESS
+ select DMA_DECLARE_COHERENT
select DMA_REMAP if MMU
select EDAC_SUPPORT
select EDAC_ATOMIC_SCRUB
@@ -74,7 +75,6 @@ config ARM
select HAVE_FUNCTION_GRAPH_TRACER if !THUMB2_KERNEL
select HAVE_FUNCTION_TRACER if !XIP_KERNEL
select HAVE_GCC_PLUGINS
- select HAVE_GENERIC_DMA_COHERENT
select HAVE_HW_BREAKPOINT if PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7)
select HAVE_IDE if PCI || ISA || PCMCIA
select HAVE_IRQ_TIME_ACCOUNTING