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author | Jean Delvare <khali@linux-fr.org> | 2010-07-10 09:42:46 +0200 |
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committer | Jean Delvare <khali@linux-fr.org> | 2010-07-10 09:42:46 +0200 |
commit | 827900c55665dc8e20b05bb18d3f6e078eaa6183 (patch) | |
tree | 11777ea285278026d01a1f84751e6b52dd6d4521 /drivers | |
parent | e467e104bb7482170b79f516d2025e7cfcaaa733 (diff) | |
download | linux-stable-827900c55665dc8e20b05bb18d3f6e078eaa6183.tar.gz linux-stable-827900c55665dc8e20b05bb18d3f6e078eaa6183.tar.bz2 linux-stable-827900c55665dc8e20b05bb18d3f6e078eaa6183.zip |
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>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/i2c/i2c-core.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 1cca2631e5b3..0815e10da7c6 100644 --- 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; } |