[PATCH 4/4] staging: typec: Clean endianness of pd_message header access.

[? ? <incarnation.p.lee@xxxxxxxxxxx>]

From: Pan Li <incarnation.p.lee@xxxxxxxxxxx>

    Makes header access happy by shared the memory between
__le16 and u16.

Signed-off-by: Pan Li <incarnation.p.lee@xxxxxxxxxxx>
---
 drivers/staging/typec/pd.h    | 5 +++++
 drivers/staging/typec/tcpci.c | 5 +++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/typec/pd.h b/drivers/staging/typec/pd.h
index b85c0ab..244a6e9 100644
--- a/drivers/staging/typec/pd.h
+++ b/drivers/staging/typec/pd.h
@@ -117,6 +117,11 @@ static inline void pd_message_header_set(struct pd_message *msg, u16 header)
 	msg->header_u16 = header;
 }
 
+static inline u16 pd_message_header(struct pd_message *msg)
+{
+	return msg->header_u16;
+}
+
 /* PDO: Power Data Object */
 #define PDO_MAX_OBJECTS		7
 
diff --git a/drivers/staging/typec/tcpci.c b/drivers/staging/typec/tcpci.c
index 8437ea1..9a74a3d 100644
--- a/drivers/staging/typec/tcpci.c
+++ b/drivers/staging/typec/tcpci.c
@@ -283,7 +283,8 @@ static int tcpci_pd_transmit(struct tcpc_dev *tcpc,
 			     const struct pd_message *msg)
 {
 	struct tcpci *tcpci = tcpc_to_tcpci(tcpc);
-	unsigned int reg, cnt, header;
+	unsigned int reg, cnt;
+	u16 header;
 	int ret;
 
 	cnt = msg ? pd_header_cnt_le(msg->header) * 4 : 0;
@@ -291,7 +292,7 @@ static int tcpci_pd_transmit(struct tcpc_dev *tcpc,
 	if (ret < 0)
 		return ret;
 
-	header = msg ? msg->header : 0;
+	header = msg ? pd_message_header(msg) : 0;
 	ret = tcpci_write16(tcpci, TCPC_TX_HDR, header);
 	if (ret < 0)
 		return ret;
-- 
1.9.1

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