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: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 801df60..c214833 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -545,6 +545,8 @@
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 @@
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