Bring back bus_dmasync_op_t. It is now a typedef to an int, though the

BUS_DMASYNC_ definitions remain as before.  The does not change the ABI,
and reverts the API to be a bit more compatible and flexible.  This has
survived a full 'make universe'.

Approved by:	re (bmah)

2 files changed, 3 insertions, 2 deletions

diff --git a/sys/ia64/ia64/busdma_machdep.c b/sys/ia64/ia64/busdma_machdep.c
index 93ec7ba..33cece4 100644
--- a/sys/ia64/ia64/busdma_machdep.c
+++ b/sys/ia64/ia64/busdma_machdep.c
@@ -765,7 +765,7 @@ _bus_dmamap_unload(bus_dma_tag_t dmat, bus_dmamap_t map)
 }
 
 void
-_bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, int op)
+_bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
 {
 	struct bounce_page *bpage;
 
diff --git a/sys/ia64/include/bus.h b/sys/ia64/include/bus.h
index 5b24029..c060a4b 100644
--- a/sys/ia64/include/bus.h
+++ b/sys/ia64/include/bus.h
@@ -864,6 +864,7 @@ struct uio;
 /*
  *	Operations performed by bus_dmamap_sync().
  */
+typedef int bus_dmasync_op_t;
 #define	BUS_DMASYNC_PREREAD	1
 #define	BUS_DMASYNC_POSTREAD	2
 #define	BUS_DMASYNC_PREWRITE	4
@@ -998,7 +999,7 @@ int bus_dmamap_load_uio(bus_dma_tag_t dmat, bus_dmamap_t map, struct uio *ui,
  */
 void _bus_dmamap_sync(bus_dma_tag_t, bus_dmamap_t, int);
 static __inline void
-bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t dmamap, int op)
+bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t dmamap, bus_dmasync_op_t op)
 {
 	if ((dmamap) != NULL)
 		_bus_dmamap_sync(dmat, dmamap, op);