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path: root/drivers/s390/net/smsgiucv.c
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Diffstat (limited to 'drivers/s390/net/smsgiucv.c')
-rw-r--r--drivers/s390/net/smsgiucv.c65
1 files changed, 0 insertions, 65 deletions
diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c
index 066b5c3aaae6..c84ec2fbf99b 100644
--- a/drivers/s390/net/smsgiucv.c
+++ b/drivers/s390/net/smsgiucv.c
@@ -29,12 +29,9 @@ MODULE_AUTHOR
MODULE_DESCRIPTION ("Linux for S/390 IUCV special message driver");
static struct iucv_path *smsg_path;
-/* dummy device used as trigger for PM functions */
-static struct device *smsg_dev;
static DEFINE_SPINLOCK(smsg_list_lock);
static LIST_HEAD(smsg_list);
-static int iucv_path_connected;
static int smsg_path_pending(struct iucv_path *, u8 *, u8 *);
static void smsg_message_pending(struct iucv_path *, struct iucv_message *);
@@ -124,60 +121,15 @@ void smsg_unregister_callback(const char *prefix,
kfree(cb);
}
-static int smsg_pm_freeze(struct device *dev)
-{
-#ifdef CONFIG_PM_DEBUG
- printk(KERN_WARNING "smsg_pm_freeze\n");
-#endif
- if (smsg_path && iucv_path_connected) {
- iucv_path_sever(smsg_path, NULL);
- iucv_path_connected = 0;
- }
- return 0;
-}
-
-static int smsg_pm_restore_thaw(struct device *dev)
-{
- int rc;
-
-#ifdef CONFIG_PM_DEBUG
- printk(KERN_WARNING "smsg_pm_restore_thaw\n");
-#endif
- if (smsg_path && !iucv_path_connected) {
- memset(smsg_path, 0, sizeof(*smsg_path));
- smsg_path->msglim = 255;
- smsg_path->flags = 0;
- rc = iucv_path_connect(smsg_path, &smsg_handler, "*MSG ",
- NULL, NULL, NULL);
-#ifdef CONFIG_PM_DEBUG
- if (rc)
- printk(KERN_ERR
- "iucv_path_connect returned with rc %i\n", rc);
-#endif
- if (!rc)
- iucv_path_connected = 1;
- cpcmd("SET SMSG IUCV", NULL, 0, NULL);
- }
- return 0;
-}
-
-static const struct dev_pm_ops smsg_pm_ops = {
- .freeze = smsg_pm_freeze,
- .thaw = smsg_pm_restore_thaw,
- .restore = smsg_pm_restore_thaw,
-};
-
static struct device_driver smsg_driver = {
.owner = THIS_MODULE,
.name = SMSGIUCV_DRV_NAME,
.bus = &iucv_bus,
- .pm = &smsg_pm_ops,
};
static void __exit smsg_exit(void)
{
cpcmd("SET SMSG OFF", NULL, 0, NULL);
- device_unregister(smsg_dev);
iucv_unregister(&smsg_handler, 1);
driver_unregister(&smsg_driver);
}
@@ -205,27 +157,10 @@ static int __init smsg_init(void)
NULL, NULL, NULL);
if (rc)
goto out_free_path;
- else
- iucv_path_connected = 1;
- smsg_dev = kzalloc(sizeof(struct device), GFP_KERNEL);
- if (!smsg_dev) {
- rc = -ENOMEM;
- goto out_free_path;
- }
- dev_set_name(smsg_dev, "smsg_iucv");
- smsg_dev->bus = &iucv_bus;
- smsg_dev->parent = iucv_root;
- smsg_dev->release = (void (*)(struct device *))kfree;
- smsg_dev->driver = &smsg_driver;
- rc = device_register(smsg_dev);
- if (rc)
- goto out_put;
cpcmd("SET SMSG IUCV", NULL, 0, NULL);
return 0;
-out_put:
- put_device(smsg_dev);
out_free_path:
iucv_path_free(smsg_path);
smsg_path = NULL;