From a392ef306ffab5150bec64fca553987776486380 Mon Sep 17 00:00:00 2001
From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Wed, 7 Jun 2017 11:46:09 -0300
Subject: UPSTREAM: [media] cec: add cec_phys_addr_invalidate() helper function

Simplifies setting the physical address to CEC_PHYS_ADDR_INVALID.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
(cherry picked from commit 135327899d2874f2b65b3a3626b37d87df9e6a05)

Change-Id: I707856bd288cfc43c5f8f32e109586a7e790ba1c
Signed-off-by: Algea Cao <algea.cao@rock-chips.com>
---
 include/media/cec.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'include')

diff --git a/include/media/cec.h b/include/media/cec.h
index 1048888a96c2..940776f91742 100644
--- a/include/media/cec.h
+++ b/include/media/cec.h
@@ -429,4 +429,17 @@ static inline int cec_phys_addr_validate(u16 phys_addr, u16 *parent, u16 *port)
 
 #endif
 
+/**
+ * cec_phys_addr_invalidate() - set the physical address to INVALID
+ *
+ * @adap:	the CEC adapter
+ *
+ * This is a simple helper function to invalidate the physical
+ * address.
+ */
+static inline void cec_phys_addr_invalidate(struct cec_adapter *adap)
+{
+	cec_s_phys_addr(adap, CEC_PHYS_ADDR_INVALID, false);
+}
+
 #endif /* _MEDIA_CEC_H */
-- 
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