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microblaze: Add support for DMA_BIDIRECTIONAL

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CDMA requires DMA_BIDIRECTIONAL option.

Signed-off-by: Michal Simek <monstr@monstr.eu>
This commit is contained in:
Michal Simek 2011-02-10 08:37:49 +01:00
parent 0a2e1d23f2
commit 5323c48b0c
1 changed files with 1 additions and 0 deletions
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arch/microblaze/kernel/dma.c
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@ -26,6 +26,7 @@ static inline void __dma_sync_page(unsigned long paddr, unsigned long offset,
{
switch (direction) {
case DMA_TO_DEVICE:
case DMA_BIDIRECTIONAL:
flush_dcache_range(paddr + offset, paddr + offset + size);
break;
case DMA_FROM_DEVICE: