diff options
| author | taolan <taolan@huawei.com> | 2022-09-30 01:45:07 +0000 |
|---|---|---|
| committer | Wolfram Sang <wsa@kernel.org> | 2023-06-14 10:38:30 +0200 |
| commit | 0520628e5c6bce6b43af8b468ae9396617d5b9a4 (patch) | |
| tree | ec05a9eb289b3515b2b2ae570cb7728df9e511e0 /drivers/i2c | |
| parent | 9d178e00583ee803dd48ec60916c64b87f5449e7 (diff) | |
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>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-hix5hd2.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-hix5hd2.c b/drivers/i2c/busses/i2c-hix5hd2.c index 64feaa9dca61..48163759c142 100644 --- a/drivers/i2c/busses/i2c-hix5hd2.c +++ b/drivers/i2c/busses/i2c-hix5hd2.c @@ -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; |