microblaze: Add support for DMA_BIDIRECTIONAL

CDMA requires DMA_BIDIRECTIONAL option. Signed-off-by: Michal Simek <monstr@monstr.eu>
git-mirror · Mar 9, 2011 · 5323c48 · 5323c48
1 parent 0a2e1d2
commit 5323c48
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/arch/microblaze/kernel/dma.c b/arch/microblaze/kernel/dma.c
@@ -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: