diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-02-01 10:10:52 +0100 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2019-02-13 19:19:47 +0100 |
| commit | 34e04eedd1cf1be714abb0e5976338cc72ccc05f (patch) | |
| tree | 33b8db35bc620fc1c845e361fc2ae5e72d9d3770 /drivers/of | |
| parent | device.h: dma_mem is only needed for HAVE_GENERIC_DMA_COHERENT (diff) | |
| download | linux-34e04eedd1cf1be714abb0e5976338cc72ccc05f.tar.xz linux-34e04eedd1cf1be714abb0e5976338cc72ccc05f.zip | |
of: select OF_RESERVED_MEM automatically
The OF_RESERVED_MEM can be used if we have either CMA or the generic
declare coherent code built and we support the early flattened DT.
So don't bother making it a user visible options that is selected
by most configs that fit the above category, but just select it when
the requirements are met.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'drivers/of')
| -rw-r--r-- | drivers/of/Kconfig | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig index ad3fcad4d75b..3607fd2810e4 100644 --- a/drivers/of/Kconfig +++ b/drivers/of/Kconfig @@ -81,10 +81,9 @@ config OF_MDIO OpenFirmware MDIO bus (Ethernet PHY) accessors config OF_RESERVED_MEM - depends on OF_EARLY_FLATTREE bool - help - Helpers to allow for reservation of memory regions + depends on OF_EARLY_FLATTREE + default y if HAVE_GENERIC_DMA_COHERENT || DMA_CMA config OF_RESOLVE bool |