diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/v4l2-common.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c index bca4daf87a1..caa7ba0705a 100644 --- a/drivers/media/video/v4l2-common.c +++ b/drivers/media/video/v4l2-common.c @@ -1022,6 +1022,15 @@ struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter, } EXPORT_SYMBOL_GPL(v4l2_i2c_new_probed_subdev); +/* Return i2c client address of v4l2_subdev. */ +unsigned short v4l2_i2c_subdev_addr(struct v4l2_subdev *sd) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + + return client ? client->addr : I2C_CLIENT_END; +} +EXPORT_SYMBOL_GPL(v4l2_i2c_subdev_addr); + /* Return a list of I2C tuner addresses to probe. Use only if the tuner addresses are unknown. */ const unsigned short *v4l2_i2c_tuner_addrs(enum v4l2_i2c_tuner_type type) |