diff options
| author |   Christoph Hellwig <hch@lst.de> | 2018-07-31 10:02:04 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-08-21 12:37:16 -0700 |
| commit | dfaad39cec85790f87161705c14027a63be44496 (patch) | |
| tree | 5ea9c6760d913675a78b65275a39fb84e954c2e4 /arch/sparc/Kconfig | |
| parent | Merge tag 'please-pull-noboot' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux (diff) | |
| download | linux-dev-dfaad39cec85790f87161705c14027a63be44496.tar.xz linux-dev-dfaad39cec85790f87161705c14027a63be44496.zip | |
sparc: use generic dma_noncoherent_ops
Switch to the generic noncoherent direct mapping implementation.
This removes the previous sync_single_for_device implementation, which
looks bogus given that no syncing is happening in the similar but more
important map_single case.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/Kconfig')
| -rw-r--r-- | arch/sparc/Kconfig | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 2d58c26bff9a..3ea098ea3d2a 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -48,6 +48,8 @@ config SPARC config SPARC32 def_bool !64BIT + select ARCH_HAS_SYNC_DMA_FOR_CPU + select DMA_NONCOHERENT_OPS select GENERIC_ATOMIC64 select CLZ_TAB select HAVE_UID16 |