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scsipi_set_xfer_mode(): issue a ADAPTER_REQ_SET_XFER_MODE request to adapter 

only if we succesfully attached at last one device for this I_T.
This commit is contained in:
bouyer 2001-07-13 20:00:23 +00:00
parent a126663857
commit c399f05222
1 changed files with 19 additions and 20 deletions
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39
sys/dev/scsipi/scsipi_base.c
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@ -1,4 +1,4 @@
/* $NetBSD: scsipi_base.c,v 1.48 2001/06/27 23:14:26 ross Exp $ */
/* $NetBSD: scsipi_base.c,v 1.49 2001/07/13 20:00:23 bouyer Exp $ */
/*-
* Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc.
@ -2202,26 +2202,25 @@ scsipi_set_xfer_mode(chan, target, immed)
if (itperiph != NULL)
break;
}
if (itperiph != NULL)
if (itperiph != NULL) {
xm.xm_mode = itperiph->periph_cap;
/*
* Now issue the request to the adapter.
*/
s = splbio();
scsipi_adapter_request(chan, ADAPTER_REQ_SET_XFER_MODE, &xm);
splx(s);
/*
* If we want this to happen immediately, issue a dummy command,
* since most adapters can't really negotiate unless they're
* executing a job.
*/
if (immed != 0 && itperiph != NULL) {
(void) scsipi_test_unit_ready(itperiph,
XS_CTL_DISCOVERY | XS_CTL_IGNORE_ILLEGAL_REQUEST |
XS_CTL_IGNORE_NOT_READY |
XS_CTL_IGNORE_MEDIA_CHANGE);
/*
* Now issue the request to the adapter.
*/
s = splbio();
scsipi_adapter_request(chan, ADAPTER_REQ_SET_XFER_MODE, &xm);
splx(s);
/*
* If we want this to happen immediately, issue a dummy
* command, since most adapters can't really negotiate unless
* they're executing a job.
*/
if (immed != 0) {
(void) scsipi_test_unit_ready(itperiph,
XS_CTL_DISCOVERY | XS_CTL_IGNORE_ILLEGAL_REQUEST |
XS_CTL_IGNORE_NOT_READY |
XS_CTL_IGNORE_MEDIA_CHANGE);
}
}
}