On 4/19/22 14:52, Adam Wujek wrote:
Some devices returns a wrong value in PMBUS_CAPABILITY register. Allow the use of read_byte_data function defined in a driver for a specific device.
Those devices should set PMBUS_NO_CAPABILITY. Guenter
Signed-off-by: Adam Wujek <dev_public@xxxxxxxx> --- drivers/hwmon/pmbus/pmbus_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index f8ca36759b0a..ef9989be8f89 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -2011,7 +2011,7 @@ static int pmbus_init_common(struct i2c_client *client, struct pmbus_data *data, } /* Enable PEC if the controller supports it */ - ret = i2c_smbus_read_byte_data(client, PMBUS_CAPABILITY); + ret = _pmbus_read_byte_data(client, -1, PMBUS_CAPABILITY); if (ret >= 0 && (ret & PB_CAPABILITY_ERROR_CHECK)) client->flags |= I2C_CLIENT_PEC; else -- 2.17.1
