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sata_mv: update ata_qc_from_tag 

Update the logic in ata_qc_from_tag() to match that used
in similar places elsewhere in libata.

Signed-off-by: Mark Lord <mlord@pobox.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Mark Lord 2009-01-30 18:49:29 -05:00 committed by Jeff Garzik
parent f48765ccb4
commit 95db505125
1 changed files with 6 additions and 0 deletions
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6
drivers/ata/sata_mv.c
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@ -1628,6 +1628,12 @@ static struct ata_queued_cmd *mv_get_active_qc(struct ata_port *ap)
if (pp->pp_flags & MV_PP_FLAG_NCQ_EN)
return NULL;
qc = ata_qc_from_tag(ap, ap->link.active_tag);
if (qc) {
if (qc->tf.flags & ATA_TFLAG_POLLING)
qc = NULL;
else if (!(qc->flags & ATA_QCFLAG_ACTIVE))
qc = NULL;
}
if (qc && (qc->tf.flags & ATA_TFLAG_POLLING))
qc = NULL;
return qc;