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Diffstat (limited to 'drivers/s390/cio/css.c')
-rw-r--r--drivers/s390/cio/css.c40
1 files changed, 36 insertions, 4 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index e565193650c..516108779f6 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -1,12 +1,12 @@
/*
* drivers/s390/cio/css.c
* driver for channel subsystem
- * $Revision: 1.93 $
+ * $Revision: 1.96 $
*
* Copyright (C) 2002 IBM Deutschland Entwicklung GmbH,
* IBM Corporation
* Author(s): Arnd Bergmann (arndb@de.ibm.com)
- * Cornelia Huck (cohuck@de.ibm.com)
+ * Cornelia Huck (cornelia.huck@de.ibm.com)
*/
#include <linux/module.h>
#include <linux/init.h>
@@ -542,9 +542,41 @@ css_bus_match (struct device *dev, struct device_driver *drv)
return 0;
}
+static int
+css_probe (struct device *dev)
+{
+ struct subchannel *sch;
+
+ sch = to_subchannel(dev);
+ sch->driver = container_of (dev->driver, struct css_driver, drv);
+ return (sch->driver->probe ? sch->driver->probe(sch) : 0);
+}
+
+static int
+css_remove (struct device *dev)
+{
+ struct subchannel *sch;
+
+ sch = to_subchannel(dev);
+ return (sch->driver->remove ? sch->driver->remove(sch) : 0);
+}
+
+static void
+css_shutdown (struct device *dev)
+{
+ struct subchannel *sch;
+
+ sch = to_subchannel(dev);
+ if (sch->driver->shutdown)
+ sch->driver->shutdown(sch);
+}
+
struct bus_type css_bus_type = {
- .name = "css",
- .match = &css_bus_match,
+ .name = "css",
+ .match = css_bus_match,
+ .probe = css_probe,
+ .remove = css_remove,
+ .shutdown = css_shutdown,
};
subsys_initcall(init_channel_subsystem);