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Use bus_dmamap_load(), not bus_dmamap_load_raw(), and add

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BUS_DMA_STREAMING to data transfer map loads.
This commit is contained in:
thorpej 2001-03-08 02:21:44 +00:00
parent 00ddf90164
commit c8f050a7f1
1 changed files with 23 additions and 22 deletions
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45
sys/dev/sbus/isp_sbus.c
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@ -1,4 +1,4 @@
/* $NetBSD: isp_sbus.c,v 1.40 2001/02/28 05:46:46 mjacob Exp $ */
/* $NetBSD: isp_sbus.c,v 1.41 2001/03/08 02:21:44 thorpej Exp $ */
/*
* This driver, which is contained in NetBSD in the files:
*
@ -75,8 +75,7 @@
#include <sys/reboot.h>
/*
* Gross! But there's no way around this until either bus_dma is corrected
* or sparc64 iommu.c is fixed.
* Gross! But there's no way around this until sparc64 iommu.c is fixed.
*/
#if _MACHINE == sparc64
#define LMAP_FLAGS BUS_DMA_NOWAIT|BUS_DMA_COHERENT
@ -410,11 +409,6 @@ isp_sbus_mbxdma(isp)
BUS_DMA_NOWAIT)) {
goto dmafail;
}
progress++;
if (bus_dmamap_load_raw(dmatag, sbc->sbus_rquest_dmamap, &reqseg, reqrs,
len, LMAP_FLAGS) != 0) {
goto dmafail;
}
isp->isp_rquest_dma = sbc->sbus_rquest_dmamap->dm_segs[0].ds_addr;
progress++;
if (bus_dmamem_map(dmatag, &reqseg, reqrs, len,
@ -422,6 +416,11 @@ isp_sbus_mbxdma(isp)
goto dmafail;
}
progress++;
if (bus_dmamap_load(dmatag, sbc->sbus_rquest_dmamap,
isp->isp_rquest, len, NULL, LMAP_FLAGS) != 0) {
goto dmafail;
}
progress++;
len = ISP_QUEUE_SIZE(RESULT_QUEUE_LEN(isp));
if (bus_dmamap_create(dmatag, len, 1, len, 0, BUS_DMA_NOWAIT,
@ -433,28 +432,29 @@ isp_sbus_mbxdma(isp)
BUS_DMA_NOWAIT)) {
goto dmafail;
}
progress++;
if (bus_dmamap_load_raw(dmatag, sbc->sbus_result_dmamap, &rspseg, rsprs,
len, LMAP_FLAGS) != 0) {
goto dmafail;
}
isp->isp_result_dma = sbc->sbus_result_dmamap->dm_segs[0].ds_addr;
progress++;
if (bus_dmamem_map(dmatag, &rspseg, rsprs, len,
(caddr_t *)&isp->isp_result, BUS_DMA_NOWAIT|BUS_DMA_COHERENT)) {
goto dmafail;
}
isp->isp_result_dma = sbc->sbus_result_dmamap->dm_segs[0].ds_addr;
progress++;
if (bus_dmamap_load(dmatag, sbc->sbus_result_dmamap,
isp->isp_result, len, NULL, LMAP_FLAGS) != 0) {
goto dmafail;
}
progress++;
return (0);
dmafail:
isp_prt(isp, ISP_LOGERR, "Mailbox DMA Setup Failure");
if (progress >= 8) {
bus_dmamem_unmap(dmatag,
isp->isp_result, ISP_QUEUE_SIZE(RESULT_QUEUE_LEN(isp)));
bus_dmamap_unload(dmatag, sbc->sbus_result_dmamap);
}
if (progress >= 7) {
bus_dmamap_unload(dmatag, sbc->sbus_result_dmamap);
bus_dmamem_unmap(dmatag,
isp->isp_result, ISP_QUEUE_SIZE(RESULT_QUEUE_LEN(isp)));
}
if (progress >= 6) {
bus_dmamem_free(dmatag, &rspseg, rsprs);
@ -463,13 +463,13 @@ dmafail:
bus_dmamap_destroy(dmatag, sbc->sbus_result_dmamap);
}
if (progress >= 4) {
bus_dmamem_unmap(dmatag,
isp->isp_rquest, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)));
bus_dmamap_unload(dmatag, sbc->sbus_rquest_dmamap);
}
if (progress >= 3) {
bus_dmamap_unload(dmatag, sbc->sbus_rquest_dmamap);
bus_dmamem_unmap(dmatag,
isp->isp_rquest, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)));
}
if (progress >= 2) {
bus_dmamem_free(dmatag, &reqseg, reqrs);
@ -518,7 +518,8 @@ isp_sbus_dmasetup(isp, xs, rq, iptrp, optr)
/* NOTREACHED */
}
if (bus_dmamap_load(sbc->sbus_dmatag, dmap, xs->data, xs->datalen,
NULL, cansleep? BUS_DMA_WAITOK : BUS_DMA_NOWAIT) != 0) {
NULL, (cansleep ? BUS_DMA_WAITOK : BUS_DMA_NOWAIT) |
BUS_DMA_STREAMING) != 0) {
XS_SETERR(xs, HBA_BOTCH);
return (CMD_COMPLETE);
}