Commit 385e1efa authored by Michal Simek's avatar Michal Simek
Browse files

microblaze: Fix consistent-sync code 



PCI_DMA_FROMDEVICE should call invalidation not flushing.

Signed-off-by: default avatarMichal Simek <monstr@monstr.eu>
parent 598acab4

arch/microblaze/mm/consistent.c

+1 −1
Original line number Diff line number Diff line
@@ -229,7 +229,7 @@ void consistent_sync(void *vaddr, size_t size, int direction) 
	case PCI_DMA_NONE:

		BUG();

	case PCI_DMA_FROMDEVICE:	/* invalidate only */

		flush_dcache_range(start, end);

		invalidate_dcache_range(start, end);

		break;

	case PCI_DMA_TODEVICE:		/* writeback only */

		flush_dcache_range(start, end);