[S390] cio: Export some symbols for modular css drivers.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
git-mirror · Jul 14, 2008 · 44a1c19 · 44a1c19
1 parent c115618
commit 44a1c19
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Showing 3 changed files with 16 additions and 6 deletions.
diff --git a/drivers/s390/cio/chp.c b/drivers/s390/cio/chp.c
@@ -95,6 +95,7 @@ u8 chp_get_sch_opm(struct subchannel *sch)
 	}
 	return opm;
 }
+EXPORT_SYMBOL_GPL(chp_get_sch_opm);
 
 /**
  * chp_is_registered - check if a channel-path is registered

diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
@@ -387,8 +387,10 @@ cio_modify (struct subchannel *sch)
 	return ret;
 }
 
-/*
- * Enable subchannel.
+/**
+ * cio_enable_subchannel - enable a subchannel.
+ * @sch: subchannel to be enabled
+ * @intparm: interruption parameter to set
  */
 int cio_enable_subchannel(struct subchannel *sch, u32 intparm)
 {
@@ -434,12 +436,13 @@ int cio_enable_subchannel(struct subchannel *sch, u32 intparm)
 	CIO_TRACE_EVENT (2, dbf_txt);
 	return ret;
 }
+EXPORT_SYMBOL_GPL(cio_enable_subchannel);
 
-/*
- * Disable subchannel.
+/**
+ * cio_disable_subchannel - disable a subchannel.
+ * @sch: subchannel to disable
  */
-int
-cio_disable_subchannel (struct subchannel *sch)
+int cio_disable_subchannel(struct subchannel *sch)
 {
 	char dbf_txt[15];
 	int ccode;
@@ -484,6 +487,7 @@ cio_disable_subchannel (struct subchannel *sch)
 	CIO_TRACE_EVENT (2, dbf_txt);
 	return ret;
 }
+EXPORT_SYMBOL_GPL(cio_disable_subchannel);
 
 int cio_create_sch_lock(struct subchannel *sch)
 {

diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
@@ -158,12 +158,17 @@ static int css_sch_device_register(struct subchannel *sch)
 	return ret;
 }
 
+/**
+ * css_sch_device_unregister - unregister a subchannel
+ * @sch: subchannel to be unregistered
+ */
 void css_sch_device_unregister(struct subchannel *sch)
 {
 	mutex_lock(&sch->reg_mutex);
 	device_unregister(&sch->dev);
 	mutex_unlock(&sch->reg_mutex);
 }
+EXPORT_SYMBOL_GPL(css_sch_device_unregister);
 
 static void ssd_from_pmcw(struct chsc_ssd_info *ssd, struct pmcw *pmcw)
 {
-Original file line number
+Diff line change
@@ Expand Up / @@ -95,6 +95,7 @@ u8 chp_get_sch_opm(struct subchannel *sch) @@
     	}
     	return opm;
     }
+    EXPORT_SYMBOL_GPL(chp_get_sch_opm);
     /**
      * chp_is_registered - check if a channel-path is registered
@@ Expand Down @@