Commit 827900c5 authored by Jean Delvare's avatar Jean Delvare
Browse files

i2c: Fix probability check

The new unified probing function differs from the original code, and
the preliminary test whether probing is possible must be updated

Signed-off-by: default avatarJean Delvare <>
parent e467e104
......@@ -1428,13 +1428,12 @@ static int i2c_detect(struct i2c_adapter *adapter, struct i2c_driver *driver)
if (!(adapter->class & driver->class))
goto exit_free;
/* Stop here if we can't use SMBUS_QUICK */
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_QUICK)) {
/* Stop here if the bus doesn't support probing */
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_READ_BYTE)) {
if (address_list[0] == I2C_CLIENT_END)
goto exit_free;
dev_warn(&adapter->dev, "SMBus Quick command not supported, "
"can't probe for chips\n");
dev_warn(&adapter->dev, "Probing not supported\n");
goto exit_free;
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