From 1fc142589e58b20a67582974b8848595a2c7432e Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Mon, 28 Apr 2008 23:44:39 +0200 Subject: ide: add ide_execute_pkt_cmd() helper 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 --- drivers/ide/ide-iops.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'drivers/ide/ide-iops.c') diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index 7f2b4edc6369..dfe47d5eb157 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -801,9 +801,19 @@ void ide_execute_command(ide_drive_t *drive, u8 cmd, ide_handler_t *handler, ndelay(400); spin_unlock_irqrestore(&ide_lock, flags); } - EXPORT_SYMBOL(ide_execute_command); +void ide_execute_pkt_cmd(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + unsigned long flags; + + spin_lock_irqsave(&ide_lock, flags); + hwif->OUTBSYNC(drive, WIN_PACKETCMD, hwif->io_ports.command_addr); + ndelay(400); + spin_unlock_irqrestore(&ide_lock, flags); +} +EXPORT_SYMBOL_GPL(ide_execute_pkt_cmd); /* needed below */ static ide_startstop_t do_reset1 (ide_drive_t *, int); -- cgit v1.2.3