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authorAndy Lutomirski <luto@amacapital.net>2013-07-17 13:27:59 -0700
committerWolfram Sang <wsa@the-dreams.de>2013-08-15 14:49:58 +0200
commitd63a9e851c2c007d9129b8dbfc1af24722bd18bd (patch)
tree7b8c8e14cc079f9ae347a487ab88fb1adfbe9971
parentd654b5489eb4950cddf6d72a5c3a2fb1cab4f15b (diff)
i2c: Improve logging on failure to probe for ->class devices
While writing the i2c-imc driver, I noticed that the warning message when the i2c core can't figure out how to probe is mostly useless. This trivial patch improves it. Signed-off-by: Andy Lutomirski <luto@amacapital.net> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
-rw-r--r--drivers/i2c/i2c-core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index d075df641c2c..3d9ca2d3d77e 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -1665,7 +1665,8 @@ static int i2c_default_probe(struct i2c_adapter *adap, unsigned short addr)
err = i2c_smbus_xfer(adap, addr, 0, I2C_SMBUS_READ, 0,
I2C_SMBUS_BYTE, &dummy);
else {
- dev_warn(&adap->dev, "No suitable probing method supported\n");
+ dev_warn(&adap->dev, "No suitable probing method supported for address 0x%02X\n",
+ addr);
err = -EOPNOTSUPP;
}