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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-04-28 23:44:39 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-04-28 23:44:39 +0200
commit3910dde6410e742f8bd3f516ee9b1a7114abbad0 (patch)
tree5829d1e279f9a4e904ddcffead2e9520c938c889
parent32b3fe4fff0974d823a0c0d17d7b25690ecd5fc8 (diff)
ide-{floppy,tape,scsi}: 400ns delay is required after executing the command
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
-rw-r--r--drivers/ide/ide-floppy.c1
-rw-r--r--drivers/ide/ide-tape.c1
-rw-r--r--drivers/scsi/ide-scsi.c1
3 files changed, 3 insertions, 0 deletions
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index b9983c4a1fac..da79248633a4 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -698,6 +698,7 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
/* Issue the packet command */
hwif->OUTBSYNC(drive, WIN_PACKETCMD,
hwif->io_ports.command_addr);
+ ndelay(400);
return (*pkt_xfer_routine) (drive);
}
}
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index f3f231de1835..dc88431a2359 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -1058,6 +1058,7 @@ static ide_startstop_t idetape_issue_pc(ide_drive_t *drive,
} else {
hwif->OUTBSYNC(drive, WIN_PACKETCMD,
hwif->io_ports.command_addr);
+ ndelay(400);
return idetape_transfer_pc(drive);
}
}
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index 8f716da5b7de..8b1c783e259b 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -576,6 +576,7 @@ static ide_startstop_t idescsi_issue_pc(ide_drive_t *drive,
/* Issue the packet command */
hwif->OUTBSYNC(drive, WIN_PACKETCMD,
hwif->io_ports.command_addr);
+ ndelay(400);
return idescsi_transfer_pc(drive);
}
}