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authorriastradh <riastradh@NetBSD.org>2022-03-10 00:14:25 +0000
committerriastradh <riastradh@NetBSD.org>2022-03-10 00:14:25 +0000
commitb7ab30249dcc03bae596d2d68708e2de7d0bc46d (patch)
tree727f2f8fc93ef12586c05de53a10c3c420aeddde /sys/dev
parent34376d661e7f8d84b701f972d891c20107fd01f7 (diff)
gffb(4): Use bus_space_barrier, not membar_sync.
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/pci/gffb.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/sys/dev/pci/gffb.c b/sys/dev/pci/gffb.c
index 60563469002..a9b5d901ff4 100644
--- a/sys/dev/pci/gffb.c
+++ b/sys/dev/pci/gffb.c
@@ -1,4 +1,4 @@
-/* $NetBSD: gffb.c,v 1.17 2021/08/07 16:19:14 thorpej Exp $ */
+/* $NetBSD: gffb.c,v 1.18 2022/03/10 00:14:25 riastradh Exp $ */
/*
* Copyright (c) 2013 Michael Lorenz
@@ -35,7 +35,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: gffb.c,v 1.17 2021/08/07 16:19:14 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: gffb.c,v 1.18 2022/03/10 00:14:25 riastradh Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -684,10 +684,12 @@ gffb_dma_kickoff(struct gffb_softc *sc)
if (sc->sc_current != sc->sc_put) {
sc->sc_put = sc->sc_current;
- membar_sync();
+ bus_space_barrier(sc->sc_memt, sc->sc_fbh, 0, 0x1000000,
+ BUS_SPACE_BARRIER_WRITE);
(void)*sc->sc_fbaddr;
GFFB_WRITE_4(GFFB_FIFO_PUT, sc->sc_put);
- membar_sync();
+ bus_space_barrier(sc->sc_memt, sc->sc_regh, GFFB_FIFO_PUT, 4,
+ BUS_SPACE_BARRIER_WRITE);
}
}