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[libata passthru] address slave devices correctly
author
Mark Lord
<mlord@pobox.com>
Sun, 13 Nov 2005 21:22:06 +0000
(16:22 -0500)
committer
Jeff Garzik
<jgarzik@pobox.com>
Sun, 13 Nov 2005 21:22:06 +0000
(16:22 -0500)
drivers/scsi/libata-scsi.c
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diff --git
a/drivers/scsi/libata-scsi.c
b/drivers/scsi/libata-scsi.c
index
261be24
..
0df4b68
100644
(file)
--- a/
drivers/scsi/libata-scsi.c
+++ b/
drivers/scsi/libata-scsi.c
@@
-2276,6
+2276,12
@@
ata_scsi_pass_thru(struct ata_queued_cmd *qc, const u8 *scsicmd)
tf->device = scsicmd[8];
tf->command = scsicmd[9];
}
+ /*
+ * If slave is possible, enforce correct master/slave bit
+ */
+ if (qc->ap->flags & ATA_FLAG_SLAVE_POSS)
+ tf->device = qc->dev->devno ?
+ tf->device | ATA_DEV1 : tf->device & ~ATA_DEV1;
/*
* Filter SET_FEATURES - XFER MODE command -- otherwise,