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authorNeelesh Gupta <neelegup@linux.vnet.ibm.com>2015-02-11 11:57:23 +0530
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2015-03-25 16:53:28 +1100
commitb921e90260cec1e04988bb3763491de885b67b51 (patch)
treea3693a2ebd947a42307aeef87c865f5834cc0dd7 /arch/powerpc/include/asm/opal.h
parent792f96e9a769b799a2944e9369e4ea1e467135b2 (diff)
downloadop-kernel-dev-b921e90260cec1e04988bb3763491de885b67b51.zip
op-kernel-dev-b921e90260cec1e04988bb3763491de885b67b51.tar.gz
powerpc/powernv: Add OPAL message notifier unregister function
Provide an unregister interface for the opal message notifiers to be called when not needed like during driver unload/remove. Signed-off-by: Neelesh Gupta <neelegup@linux.vnet.ibm.com> Reviewed-by: Vasant Hegde <hegdevasant@linux.vnet.ibm.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/opal.h')
-rw-r--r--arch/powerpc/include/asm/opal.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h
index 9ee0a30..4ea21ea 100644
--- a/arch/powerpc/include/asm/opal.h
+++ b/arch/powerpc/include/asm/opal.h
@@ -948,6 +948,8 @@ extern int opal_notifier_unregister(struct notifier_block *nb);
extern int opal_message_notifier_register(enum OpalMessageType msg_type,
struct notifier_block *nb);
+extern int opal_message_notifier_unregister(enum OpalMessageType msg_type,
+ struct notifier_block *nb);
extern void opal_notifier_enable(void);
extern void opal_notifier_disable(void);
extern void opal_notifier_update_evt(uint64_t evt_mask, uint64_t evt_val);
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