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Call bus_dma_[un]load() at splbio.

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This commit is contained in:
pk 1999-03-23 00:38:15 +00:00
parent e12cb24079
commit 54ae4d24b8
1 changed files with 7 additions and 1 deletions
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8
sys/dev/sbus/isp_sbus.c
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@ -1,4 +1,4 @@
/* $NetBSD: isp_sbus.c,v 1.8 1999/03/17 06:17:16 mjacob Exp $ */
/* $NetBSD: isp_sbus.c,v 1.9 1999/03/23 00:38:15 pk Exp $ */
/* release_03_16_99 */
/*
* SBus specific probe and attach routines for Qlogic ISP SCSI adapters.
@ -312,6 +312,7 @@ isp_sbus_dmasetup(isp, xs, rq, iptrp, optr)
{
struct isp_sbussoftc *sbc = (struct isp_sbussoftc *) isp;
bus_dmamap_t dmamap;
int s;
int dosleep = (xs->flags & SCSI_NOSLEEP) != 0;
if (xs->datalen == 0) {
@ -330,12 +331,14 @@ isp_sbus_dmasetup(isp, xs, rq, iptrp, optr)
panic("%s: dma map already allocated\n", isp->isp_name);
/* NOTREACHED */
}
s = splbio();
if (bus_dmamap_load(sbc->sbus_dmatag, dmamap,
xs->data, xs->datalen, NULL,
dosleep ? BUS_DMA_WAITOK : BUS_DMA_NOWAIT) != 0) {
XS_SETERR(xs, HBA_BOTCH);
return (CMD_COMPLETE);
}
splx(s);
bus_dmamap_sync(sbc->sbus_dmatag, dmamap,
dmamap->dm_segs[0].ds_addr, xs->datalen,
(xs->flags & SCSI_DATA_IN)
@ -361,6 +364,7 @@ isp_sbus_dmateardown(isp, xs, handle)
{
struct isp_sbussoftc *sbc = (struct isp_sbussoftc *) isp;
bus_dmamap_t dmamap;
int s;
if (handle >= RQUEST_QUEUE_LEN) {
panic("%s: bad handle (%d) in isp_sbus_dmateardown\n",
@ -378,5 +382,7 @@ isp_sbus_dmateardown(isp, xs, handle)
(xs->flags & SCSI_DATA_IN)
? BUS_DMASYNC_POSTREAD
: BUS_DMASYNC_POSTWRITE);
s = splbio();
bus_dmamap_unload(sbc->sbus_dmatag, dmamap);
splx(s);
}