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i2c: hix5hd2: Add I2C_M_STOP flag support for i2c-hix5hd2 driver. 

For compatibility, some devices need to work with controller between
messages using a stop.

Signed-off-by: taolan <taolan@huawei.com>
Acked-by: Andi Shyti <andi.shyti@kernel.org>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
taolan 2022-09-30 01:45:07 +00:00 committed by Wolfram Sang
parent 9d178e0058
commit 0520628e5c
1 changed files with 5 additions and 1 deletions
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6
drivers/i2c/busses/i2c-hix5hd2.c
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@ -360,7 +360,11 @@ static int hix5hd2_i2c_xfer(struct i2c_adapter *adap,
pm_runtime_get_sync(priv->dev);
for (i = 0; i < num; i++, msgs++) {
stop = (i == num - 1);
if ((i == num - 1) || (msgs->flags & I2C_M_STOP))
stop = 1;
else
stop = 0;
ret = hix5hd2_i2c_xfer_msg(priv, msgs, stop);
if (ret < 0)
goto out;