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Commit fb604a3d authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Jean Delvare
Browse files

i2c-omap: Add support for I2C_M_STOP message flag 



Generate a stop condition after each message marked with I2C_M_STOP.

[JD: Add I2C_FUNC_PROTOCOL_MANGLING.]

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
parent 72fc2c7f

drivers/i2c/busses/i2c-omap.c

+4 −1
Original line number Diff line number Diff line
@@ -545,6 +545,8 @@ static int omap_i2c_xfer_msg(struct i2c_adapter *adap, 
	if (dev->speed > 400)

		w |= OMAP_I2C_CON_OPMODE_HS;



	if (msg->flags & I2C_M_STOP)

		stop = 1;

	if (msg->flags & I2C_M_TEN)

		w |= OMAP_I2C_CON_XA;

	if (!(msg->flags & I2C_M_RD))
@@ -658,7 +660,8 @@ omap_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num) 
static u32

omap_i2c_func(struct i2c_adapter *adap)

{

	return I2C_FUNC_I2C | (I2C_FUNC_SMBUS_EMUL & ~I2C_FUNC_SMBUS_QUICK);

	return I2C_FUNC_I2C | (I2C_FUNC_SMBUS_EMUL & ~I2C_FUNC_SMBUS_QUICK) |

	       I2C_FUNC_PROTOCOL_MANGLING;

}



static inline void