Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> --- include/i2c/i2c.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/i2c/i2c.h b/include/i2c/i2c.h index 4fc278f800..9094003b68 100644 --- a/include/i2c/i2c.h +++ b/include/i2c/i2c.h @@ -329,6 +329,10 @@ extern int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) extern int i2c_master_send(struct i2c_client *client, const char *buf, int count); extern int i2c_master_recv(struct i2c_client *client, char *buf, int count); +static inline u8 i2c_8bit_addr_from_msg(const struct i2c_msg *msg) +{ + return (msg->addr << 1) | (msg->flags & I2C_M_RD ? 1 : 0); +} #define I2C_ADDR_16_BIT (1 << 31) -- 2.39.2