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| author | Christoph Hellwig <hch@lst.de> | 2018-05-09 07:53:49 +0300 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2018-05-09 07:56:08 +0300 |
| commit | f616ab59c294b6ea6efa94f6139ea3eda2f52be0 (patch) | |
| tree | 7433ad06ac074cb3c94196bab89615e66c0c86a8 /lib | |
| parent | 86596f0a2833300568837f9b2970541bf42cbc42 (diff) | |
| download | linux-f616ab59c294b6ea6efa94f6139ea3eda2f52be0.tar.xz | |
dma-mapping: move the NEED_DMA_MAP_STATE config symbol to lib/Kconfig
This way we have one central definition of it, and user can select it as
needed. Note that we now also always select it when CONFIG_DMA_API_DEBUG
is select, which fixes some incorrect checks in a few network drivers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Anshuman Khandual <khandual@linux.vnet.ibm.com>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig | 3 | ||||
| -rw-r--r-- | lib/Kconfig.debug | 1 |
2 files changed, 4 insertions, 0 deletions
diff --git a/lib/Kconfig b/lib/Kconfig index aeb7fae16bc2..ce9fa962d59b 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -432,6 +432,9 @@ config SGL_ALLOC config NEED_SG_DMA_LENGTH bool +config NEED_DMA_MAP_STATE + bool + config IOMMU_HELPER bool diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 45100eda1dab..d5175eb7b917 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1634,6 +1634,7 @@ config PROVIDE_OHCI1394_DMA_INIT config DMA_API_DEBUG bool "Enable debugging of DMA-API usage" + select NEED_DMA_MAP_STATE help Enable this option to debug the use of the DMA API by device drivers. With this option you will be able to detect common bugs in device |