From: Pan Li <incarnation.p....@outlook.com>
Makes header assignmen happy by shared the memory between
__le16 and u16.
Signed-off-by: Pan Li <incarnation.p....@outlook.com>
---
drivers/staging/typec/pd.h | 10 +++++++++-
drivers/staging/typec/tcpci.c | 2 +-
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/typec/pd.h b/drivers/staging/typec/pd.h
index 510ef72..b85c0ab 100644
--- a/drivers/staging/typec/pd.h
+++ b/drivers/staging/typec/pd.h
@@ -105,10 +105,18 @@ static inline unsigned int pd_header_msgid_le(__le16
header)
#define PD_MAX_PAYLOAD 7
struct pd_message {
- __le16 header;
+ union {
+ __le16 header;
+ u16 header_u16;
+ };
__le32 payload[PD_MAX_PAYLOAD];
} __packed;
+static inline void pd_message_header_set(struct pd_message *msg, u16 header)
+{
+ msg->header_u16 = header;
+}
+
/* PDO: Power Data Object */
#define PDO_MAX_OBJECTS 7
diff --git a/drivers/staging/typec/tcpci.c b/drivers/staging/typec/tcpci.c
index b6bf15b..8437ea1 100644
--- a/drivers/staging/typec/tcpci.c
+++ b/drivers/staging/typec/tcpci.c
@@ -390,7 +390,7 @@ static irqreturn_t tcpci_irq(int irq, void *dev_id)
regmap_read(tcpci->regmap, TCPC_RX_BYTE_CNT, &cnt);
tcpci_read16(tcpci, TCPC_RX_HDR, &header);
- msg.header = header;
+ pd_message_header_set(&msg, header);
if (WARN_ON(cnt > sizeof(msg.payload)))
cnt = sizeof(msg.payload);
--
1.9.1
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