From 7a9298916fe892ddac5fe4e0a13a566b1636f542 Mon Sep 17 00:00:00 2001
From: Arunachalam Ganapathy <arunachalam.ganapathy@arm.com>
Date: Thu, 13 Jan 2022 22:23:52 +0000
Subject: [PATCH 21/32] firmware: arm_ffa: extern ffa_bus_type

extern ffa_bus_type so that SP driver can use it in bus_find_device call.

Signed-off-by: Arunachalam Ganapathy <arunachalam.ganapathy@arm.com>
Change-Id: Ib7a6a563aa35627a545f82c796816a5f72c80d70
Upstream-Status: Pending [Not submitted to upstream yet]
---
 include/linux/arm_ffa.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/arm_ffa.h b/include/linux/arm_ffa.h
index e5c76c1ef9ed..4eb7e03ca560 100644
--- a/include/linux/arm_ffa.h
+++ b/include/linux/arm_ffa.h
@@ -88,6 +88,8 @@ const struct ffa_dev_ops *ffa_dev_ops_get(struct ffa_device *dev)
 #define ffa_unregister(driver) \
 	ffa_driver_unregister(driver)
 
+extern struct bus_type ffa_bus_type;
+
 /**
  * module_ffa_driver() - Helper macro for registering a psa_ffa driver
  * @__ffa_driver: ffa_driver structure
-- 
2.30.2