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
accordingly.

Signed-off-by: Jean Delvare <khali@linux-fr.org>

diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 1cca263..0815e10 100644 (file)
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -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");
                err = -EOPNOTSUPP;
                goto exit_free;
        }