[S390] cio: Make some structures and a function static.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 27c6d9e..dfca0ef 100644 (file)
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -191,8 +191,7 @@ static int css_register_subchannel(struct subchannel *sch)
        return ret;
 }
 
-int
-css_probe_device(struct subchannel_id schid)
+static int css_probe_device(struct subchannel_id schid)
 {
        int ret;
        struct subchannel *sch;

diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h
index 71fcfdc..ed79775 100644 (file)
--- a/drivers/s390/cio/css.h
+++ b/drivers/s390/cio/css.h
@@ -138,9 +138,7 @@ struct css_driver {
  * all css_drivers have the css_bus_type
  */
 extern struct bus_type css_bus_type;
-extern struct css_driver io_subchannel_driver;
 
-extern int css_probe_device(struct subchannel_id);
 extern int css_sch_device_register(struct subchannel *);
 extern void css_sch_device_unregister(struct subchannel *);
 extern struct subchannel * get_subchannel_by_schid(struct subchannel_id);

diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index a23ff58..a8b373f 100644 (file)
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -129,7 +129,7 @@ static void io_subchannel_verify(struct device *);
 static void io_subchannel_ioterm(struct device *);
 static void io_subchannel_shutdown(struct subchannel *);
 
-struct css_driver io_subchannel_driver = {
+static struct css_driver io_subchannel_driver = {
        .subchannel_type = SUBCHANNEL_TYPE_IO,
        .drv = {
                .name = "io_subchannel",
@@ -546,7 +546,7 @@ static struct attribute_group ccwdev_attr_group = {
        .attrs = ccwdev_attrs,
 };
 
-struct attribute_group *ccwdev_attr_groups[] = {
+static struct attribute_group *ccwdev_attr_groups[] = {
        &ccwdev_attr_group,
        NULL,
 };