i2c: rcar: optimize cacheline to minimize HW race condition

[ Upstream commit 25c2e0f ]

'flags' and 'io' are needed first, so they should be at the beginning of
the private struct.

Signed-off-by: Wolfram Sang <[email protected]>
Reviewed-by: Niklas Söderlund <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>

Author: Wolfram Sang

drivers/i2c/busses/i2c-rcar.c

@@ -119,6 +119,7 @@ enum rcar_i2c_type {
 };
 
 struct rcar_i2c_priv {
+	u32 flags;
 	void __iomem *io;
 	struct i2c_adapter adap;
 	struct i2c_msg *msg;
@@ -129,7 +130,6 @@ struct rcar_i2c_priv {
 
 	int pos;
 	u32 icccr;
-	u32 flags;
 	u8 recovery_icmcr;	/* protected by adapter lock */
 	enum rcar_i2c_type devtype;
 	struct i2c_client *slave;