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ide: add ide_execute_pkt_cmd() helper

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Add ide_execute_pkt_cmd() helper for executing PACKET command,
then convert ATAPI device drivers to use it.

As a nice side-effect this fixes ide-{floppy,tape,scsi} w.r.t.
ide_lock taking (ide-cd was OK).

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2008-04-28 23:44:39 +02:00
parent 3910dde641
commit 1fc142589e
6 changed files with 17 additions and 18 deletions
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9
drivers/ide/ide-cd.c
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@@ -555,14 +555,7 @@ static ide_startstop_t cdrom_start_packet_command(ide_drive_t *drive,
ATAPI_WAIT_PC, cdrom_timer_expiry);
return ide_started;
} else {
unsigned long flags;
/* packet command */
spin_lock_irqsave(&ide_lock, flags);
hwif->OUTBSYNC(drive, WIN_PACKETCMD,
hwif->io_ports.command_addr);
ndelay(400);
spin_unlock_irqrestore(&ide_lock, flags);
ide_execute_pkt_cmd(drive);
return (*handler) (drive);
}