gustavonihei commented on code in PR #6468:
URL: https://github.com/apache/incubator-nuttx/pull/6468#discussion_r901034916
##########
arch/risc-v/src/esp32c3/esp32c3_i2c.c:
##########
@@ -1037,14 +1037,32 @@ static int esp32c3_i2c_transfer(struct i2c_master_s
*dev,
esp32c3_i2c_init_clock(priv, msgs[i].frequency);
- /* Reset I2C trace logic */
+ if ((msgs[i].flags & I2C_M_NOSTART) != 0)
+ {
+ esp32c3_i2c_traceevent(priv, I2CEVENT_SENDBYTE, priv->bytes,
+ getreg32(I2C_SR_REG(priv->id)));
+ esp32c3_i2c_senddata(priv);
+
+ if (priv->bytes == msgs[i].length)
+ {
+ priv->i2cstate = I2CSTATE_STOP;
+ if ((msgs[i].flags & I2C_M_NOSTOP) != 0)
+ {
+ priv->i2cstate = I2CSTATE_FINISH;
+ }
Review Comment:
```suggestion
if ((msgs[i].flags & I2C_M_NOSTOP) == 0)
{
priv->i2cstate = I2CSTATE_STOP;
}
#ifndef CONFIG_I2C_POLLED
else
{
priv->i2cstate = I2CSTATE_FINISH;
}
#endif
```
`I2CSTATE_FINISH` does not apply for Polled I2C.
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