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path: root/drivers/scsi/fd_mcs.c
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Diffstat (limited to 'drivers/scsi/fd_mcs.c')
-rw-r--r--drivers/scsi/fd_mcs.c17
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/scsi/fd_mcs.c b/drivers/scsi/fd_mcs.c
index 770930e2aec3..fa652f8aa643 100644
--- a/drivers/scsi/fd_mcs.c
+++ b/drivers/scsi/fd_mcs.c
@@ -1241,18 +1241,9 @@ static int fd_mcs_abort(Scsi_Cmnd * SCpnt)
return SUCCESS;
}
-static int fd_mcs_host_reset(Scsi_Cmnd * SCpnt)
-{
- return FAILED;
-}
-
-static int fd_mcs_device_reset(Scsi_Cmnd * SCpnt)
-{
- return FAILED;
-}
-
static int fd_mcs_bus_reset(Scsi_Cmnd * SCpnt) {
struct Scsi_Host *shpnt = SCpnt->device->host;
+ unsigned long flags;
#if DEBUG_RESET
static int called_once = 0;
@@ -1269,6 +1260,8 @@ static int fd_mcs_bus_reset(Scsi_Cmnd * SCpnt) {
called_once = 1;
#endif
+ spin_lock_irqsave(shpnt->host_lock, flags);
+
outb(1, SCSI_Cntl_port);
do_pause(2);
outb(0, SCSI_Cntl_port);
@@ -1276,6 +1269,8 @@ static int fd_mcs_bus_reset(Scsi_Cmnd * SCpnt) {
outb(0, SCSI_Mode_Cntl_port);
outb(PARITY_MASK, TMC_Cntl_port);
+ spin_unlock_irqrestore(shpnt->host_lock, flags);
+
/* Unless this is the very first call (i.e., SCPnt == NULL), everything
is probably hosed at this point. We will, however, try to keep
things going by informing the high-level code that we need help. */
@@ -1357,8 +1352,6 @@ static Scsi_Host_Template driver_template = {
.queuecommand = fd_mcs_queue,
.eh_abort_handler = fd_mcs_abort,
.eh_bus_reset_handler = fd_mcs_bus_reset,
- .eh_host_reset_handler = fd_mcs_host_reset,
- .eh_device_reset_handler = fd_mcs_device_reset,
.bios_param = fd_mcs_biosparam,
.can_queue = 1,
.this_id = 7,
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