diff options
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-pca953x.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 02f2a5621bb0..892dc043f40b 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -786,6 +786,8 @@ static int pca953x_probe(struct i2c_client *client, chip->chip_type = PCA_CHIP_TYPE(chip->driver_data); mutex_init(&chip->i2c_lock); + lockdep_set_subclass(&chip->i2c_lock, + i2c_adapter_depth(client->adapter)); /* initialize cached registers from their original values. * we can't share this chip with another i2c master. |