[src/trunk]: src/sys/dev/pci Hint BUS_DMA_READ and BUS_DMA_WRITE.

[kleink <kleink%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2fe04b6ced71
branches:  trunk
changeset: 512946:2fe04b6ced71
user:      kleink <kleink%NetBSD.org@localhost>
date:      Thu Jul 19 17:47:18 2001 +0000

description:
Hint BUS_DMA_READ and BUS_DMA_WRITE.

diffstat:

 sys/dev/pci/sv.c |  12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

diffs (50 lines):

diff -r 49cc4ed65448 -r 2fe04b6ced71 sys/dev/pci/sv.c
--- a/sys/dev/pci/sv.c  Thu Jul 19 17:19:40 2001 +0000
+++ b/sys/dev/pci/sv.c  Thu Jul 19 17:47:18 2001 +0000
@@ -1,4 +1,4 @@
-/*      $NetBSD: sv.c,v 1.12 2000/12/28 22:59:15 sommerfeld Exp $ */
+/*      $NetBSD: sv.c,v 1.13 2001/07/19 17:47:18 kleink Exp $ */
 /*      $OpenBSD: sv.c,v 1.2 1998/07/13 01:50:15 csapuntz Exp $ */
 
 /*
@@ -130,7 +130,7 @@
 
 #define ARRAY_SIZE(foo)  ((sizeof(foo)) / sizeof(foo[0]))
 
-int    sv_allocmem __P((struct sv_softc *, size_t, size_t, struct sv_dma *));
+int    sv_allocmem __P((struct sv_softc *, size_t, size_t, int, struct sv_dma *));
 int    sv_freemem __P((struct sv_softc *, struct sv_dma *));
 
 int    sv_open __P((void *, int));
@@ -508,10 +508,11 @@
 }
 
 int
-sv_allocmem(sc, size, align, p)
+sv_allocmem(sc, size, align, direction, p)
        struct sv_softc *sc;
        size_t size;
        size_t align;
+       int direction;
        struct sv_dma *p;
 {
        int error;
@@ -534,7 +535,8 @@
                goto unmap;
 
        error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL, 
-                               BUS_DMA_NOWAIT);
+                               BUS_DMA_NOWAIT |
+                                (direction == AUMODE_RECORD) ? BUS_DMA_READ : BUS_DMA_WRITE);
        if (error)
                goto destroy;
        DPRINTF(("sv_allocmem: pa=%lx va=%lx pba=%lx\n",
@@ -1441,7 +1443,7 @@
        p = malloc(sizeof(*p), pool, flags);
        if (!p)
                return (0);
-       error = sv_allocmem(sc, size, 16, p);
+       error = sv_allocmem(sc, size, 16, direction, p);
        if (error) {
                free(p, pool);
                return (0);