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| author | Christoph Hellwig | 2019-02-03 20:12:02 +0100 |
|---|---|---|
| committer | Christoph Hellwig | 2019-02-20 15:26:35 +0100 |
| commit | ff4c25f26a71b79c70ea03b3935a1297439a8a85 (patch) | |
| tree | bb278baf485553d3a73b4de530edcc2287e003a5 /drivers/of | |
| parent | dma-mapping: remove an incorrect __iommem annotation (diff) | |
| download | kernel-qcow2-linux-ff4c25f26a71b79c70ea03b3935a1297439a8a85.tar.gz kernel-qcow2-linux-ff4c25f26a71b79c70ea03b3935a1297439a8a85.tar.xz kernel-qcow2-linux-ff4c25f26a71b79c70ea03b3935a1297439a8a85.zip | |
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 'drivers/of')
| -rw-r--r-- | drivers/of/Kconfig | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig index 3607fd2810e4..37c2ccbefecd 100644 --- a/drivers/of/Kconfig +++ b/drivers/of/Kconfig @@ -43,6 +43,7 @@ config OF_FLATTREE config OF_EARLY_FLATTREE bool + select DMA_DECLARE_COHERENT if HAS_DMA select OF_FLATTREE config OF_PROMTREE @@ -83,7 +84,7 @@ config OF_MDIO config OF_RESERVED_MEM bool depends on OF_EARLY_FLATTREE - default y if HAVE_GENERIC_DMA_COHERENT || DMA_CMA + default y if DMA_DECLARE_COHERENT || DMA_CMA config OF_RESOLVE bool |