diff options
| author | Manuel Lauss <manuel.lauss@gmail.com> | 2014-02-20 14:59:22 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-03-26 23:09:20 +0100 |
| commit | 8005711c8d80e452748e9572bead54493818f042 (patch) | |
| tree | 193f76f8296c996e44e8c2bf18b74e3c28aaaf4c /arch/mips/mm/cache.c | |
| parent | bfc3c5a6c71ea17b79ad524c5627333bd46834a2 (diff) | |
MIPS: Extend DMA_MAYBE_COHERENT logic to DMA_NONCOHERENT use
Setting DMA_MAYBE_COHERENT gives a platform the opportunity to select
use of cache ops at boot.
Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com>
Cc: Linux-MIPS <linux-mips@linux-mips.org>
Patchwork: https://patchwork.linux-mips.org/patch/6575/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/mm/cache.c')
| -rw-r--r-- | arch/mips/mm/cache.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c index fde7e56d13fe..e422b38d3113 100644 --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -49,7 +49,7 @@ EXPORT_SYMBOL_GPL(local_flush_data_cache_page); EXPORT_SYMBOL(flush_data_cache_page); EXPORT_SYMBOL(flush_icache_all); -#ifdef CONFIG_DMA_NONCOHERENT +#if defined(CONFIG_DMA_NONCOHERENT) || defined(CONFIG_DMA_MAYBE_COHERENT) /* DMA cache operations. */ void (*_dma_cache_wback_inv)(unsigned long start, unsigned long size); @@ -58,7 +58,7 @@ void (*_dma_cache_inv)(unsigned long start, unsigned long size); EXPORT_SYMBOL(_dma_cache_wback_inv); -#endif /* CONFIG_DMA_NONCOHERENT */ +#endif /* CONFIG_DMA_NONCOHERENT || CONFIG_DMA_MAYBE_COHERENT */ /* * We could optimize the case where the cache argument is not BCACHE but |