powerpc/powernv: Expose OPAL APIs required by PRD interface

The (upcoming) opal-prd driver needs to access the message notifier and
xscom code, so add EXPORT_SYMBOL_GPL macros for these.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index fdce840f00060ce60df4c7c7540f76eb3970cf0f..0379068e1c100673329242191481eb4c63dffea9 100644 (file)
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -235,6 +235,7 @@ int opal_message_notifier_register(enum opal_msg_type msg_type,
        return atomic_notifier_chain_register(
                                &opal_msg_notifier_head[msg_type], nb);
 }
+EXPORT_SYMBOL_GPL(opal_message_notifier_register);
 
 int opal_message_notifier_unregister(enum opal_msg_type msg_type,
                                     struct notifier_block *nb)
@@ -242,6 +243,7 @@ int opal_message_notifier_unregister(enum opal_msg_type msg_type,
        return atomic_notifier_chain_unregister(
                        &opal_msg_notifier_head[msg_type], nb);
 }
+EXPORT_SYMBOL_GPL(opal_message_notifier_unregister);
 
 static void opal_message_do_notify(uint32_t msg_type, void *msg)
 {
@@ -743,6 +745,8 @@ void opal_shutdown(void)
 
 /* Export this so that test modules can use it */
 EXPORT_SYMBOL_GPL(opal_invalid_call);
+EXPORT_SYMBOL_GPL(opal_xscom_read);
+EXPORT_SYMBOL_GPL(opal_xscom_write);
 EXPORT_SYMBOL_GPL(opal_ipmi_send);
 EXPORT_SYMBOL_GPL(opal_ipmi_recv);
 EXPORT_SYMBOL_GPL(opal_flash_read);