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authorSebastian Ott <sebott@linux.vnet.ibm.com>2011-03-15 19:08:31 +0300
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2011-03-15 19:08:24 +0300
commit3041b6ab5f36ac303981e9f170ff2ae43dc9d125 (patch)
tree0a1215050b2c9f082c1928e9ef96eb2e7175558e /drivers/s390/cio
parente6aed122a9185d0fe5890f02ea8efc32c355bc44 (diff)
downloadlinux-3041b6ab5f36ac303981e9f170ff2ae43dc9d125.tar.xz
[S390] css_bus_type: make it static
Make css_bus_type static. Subchannel drivers have to use css_driver_register. Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio')
-rw-r--r--drivers/s390/cio/css.c4
-rw-r--r--drivers/s390/cio/css.h6
2 files changed, 2 insertions, 8 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 51eaed0d7662..c47b25fd3f43 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -35,6 +35,7 @@ int css_init_done = 0;
int max_ssid;
struct channel_subsystem *channel_subsystems[__MAX_CSSID + 1];
+static struct bus_type css_bus_type;
int
for_each_subchannel(int(*fn)(struct subchannel_id, void *), void *data)
@@ -1214,7 +1215,7 @@ static const struct dev_pm_ops css_pm_ops = {
.restore = css_pm_restore,
};
-struct bus_type css_bus_type = {
+static struct bus_type css_bus_type = {
.name = "css",
.match = css_bus_match,
.probe = css_probe,
@@ -1251,4 +1252,3 @@ void css_driver_unregister(struct css_driver *cdrv)
EXPORT_SYMBOL_GPL(css_driver_unregister);
MODULE_LICENSE("GPL");
-EXPORT_SYMBOL(css_bus_type);
diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h
index 566dc1ac425e..80ebdddf7747 100644
--- a/drivers/s390/cio/css.h
+++ b/drivers/s390/cio/css.h
@@ -97,11 +97,6 @@ struct css_driver {
#define to_cssdriver(n) container_of(n, struct css_driver, drv)
-/*
- * all css_drivers have the css_bus_type
- */
-extern struct bus_type css_bus_type;
-
extern int css_driver_register(struct css_driver *);
extern void css_driver_unregister(struct css_driver *);
@@ -136,7 +131,6 @@ struct channel_subsystem {
};
#define to_css(dev) container_of(dev, struct channel_subsystem, device)
-extern struct bus_type css_bus_type;
extern struct channel_subsystem *channel_subsystems[];
/* Helper functions to build lists for the slow path. */