summaryrefslogtreecommitdiff
path: root/drivers/s390/scsi/zfcp_ccw.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/scsi/zfcp_ccw.c')
-rw-r--r--drivers/s390/scsi/zfcp_ccw.c57
1 files changed, 4 insertions, 53 deletions
diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c
index d9fd0a41da64..bdf2cc1ea713 100644
--- a/drivers/s390/scsi/zfcp_ccw.c
+++ b/drivers/s390/scsi/zfcp_ccw.c
@@ -194,23 +194,21 @@ static int zfcp_ccw_set_online(struct ccw_device *cdev)
}
/**
- * zfcp_ccw_offline_sync - shut down adapter and wait for it to finish
+ * zfcp_ccw_set_offline - set_offline function of zfcp driver
* @cdev: pointer to belonging ccw device
- * @set: Status flags to set.
- * @tag: s390dbf trace record tag
*
* This function gets called by the common i/o layer and sets an adapter
* into state offline.
*/
-static int zfcp_ccw_offline_sync(struct ccw_device *cdev, int set, char *tag)
+static int zfcp_ccw_set_offline(struct ccw_device *cdev)
{
struct zfcp_adapter *adapter = zfcp_ccw_adapter_by_cdev(cdev);
if (!adapter)
return 0;
- zfcp_erp_set_adapter_status(adapter, set);
- zfcp_erp_adapter_shutdown(adapter, 0, tag);
+ zfcp_erp_set_adapter_status(adapter, 0);
+ zfcp_erp_adapter_shutdown(adapter, 0, "ccsoff1");
zfcp_erp_wait(adapter);
zfcp_ccw_adapter_put(adapter);
@@ -218,18 +216,6 @@ static int zfcp_ccw_offline_sync(struct ccw_device *cdev, int set, char *tag)
}
/**
- * zfcp_ccw_set_offline - set_offline function of zfcp driver
- * @cdev: pointer to belonging ccw device
- *
- * This function gets called by the common i/o layer and sets an adapter
- * into state offline.
- */
-static int zfcp_ccw_set_offline(struct ccw_device *cdev)
-{
- return zfcp_ccw_offline_sync(cdev, 0, "ccsoff1");
-}
-
-/**
* zfcp_ccw_notify - ccw notify function
* @cdev: pointer to belonging ccw device
* @event: indicates if adapter was detached or attached
@@ -246,11 +232,6 @@ static int zfcp_ccw_notify(struct ccw_device *cdev, int event)
switch (event) {
case CIO_GONE:
- if (atomic_read(&adapter->status) &
- ZFCP_STATUS_ADAPTER_SUSPENDED) { /* notification ignore */
- zfcp_dbf_hba_basic("ccnigo1", adapter);
- break;
- }
dev_warn(&cdev->dev, "The FCP device has been detached\n");
zfcp_erp_adapter_shutdown(adapter, 0, "ccnoti1");
break;
@@ -260,11 +241,6 @@ static int zfcp_ccw_notify(struct ccw_device *cdev, int event)
zfcp_erp_adapter_shutdown(adapter, 0, "ccnoti2");
break;
case CIO_OPER:
- if (atomic_read(&adapter->status) &
- ZFCP_STATUS_ADAPTER_SUSPENDED) { /* notification ignore */
- zfcp_dbf_hba_basic("ccniop1", adapter);
- break;
- }
dev_info(&cdev->dev, "The FCP device is operational again\n");
zfcp_erp_set_adapter_status(adapter,
ZFCP_STATUS_COMMON_RUNNING);
@@ -300,28 +276,6 @@ static void zfcp_ccw_shutdown(struct ccw_device *cdev)
zfcp_ccw_adapter_put(adapter);
}
-static int zfcp_ccw_suspend(struct ccw_device *cdev)
-{
- zfcp_ccw_offline_sync(cdev, ZFCP_STATUS_ADAPTER_SUSPENDED, "ccsusp1");
- return 0;
-}
-
-static int zfcp_ccw_thaw(struct ccw_device *cdev)
-{
- /* trace records for thaw and final shutdown during suspend
- can only be found in system dump until the end of suspend
- but not after resume because it's based on the memory image
- right after the very first suspend (freeze) callback */
- zfcp_ccw_activate(cdev, 0, "ccthaw1");
- return 0;
-}
-
-static int zfcp_ccw_resume(struct ccw_device *cdev)
-{
- zfcp_ccw_activate(cdev, ZFCP_STATUS_ADAPTER_SUSPENDED, "ccresu1");
- return 0;
-}
-
struct ccw_driver zfcp_ccw_driver = {
.driver = {
.owner = THIS_MODULE,
@@ -334,7 +288,4 @@ struct ccw_driver zfcp_ccw_driver = {
.set_offline = zfcp_ccw_set_offline,
.notify = zfcp_ccw_notify,
.shutdown = zfcp_ccw_shutdown,
- .freeze = zfcp_ccw_suspend,
- .thaw = zfcp_ccw_thaw,
- .restore = zfcp_ccw_resume,
};