diff options
Diffstat (limited to 'drivers/media/i2c/soc_camera/rj54n1cb0c.c')
| -rw-r--r-- | drivers/media/i2c/soc_camera/rj54n1cb0c.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/media/i2c/soc_camera/rj54n1cb0c.c b/drivers/media/i2c/soc_camera/rj54n1cb0c.c index ca1cee7c66cb..32226c9024f9 100644 --- a/drivers/media/i2c/soc_camera/rj54n1cb0c.c +++ b/drivers/media/i2c/soc_camera/rj54n1cb0c.c @@ -1296,9 +1296,14 @@ static struct v4l2_subdev_ops rj54n1_subdev_ops = { static int rj54n1_video_probe(struct i2c_client *client, struct rj54n1_pdata *priv) { + struct rj54n1 *rj54n1 = to_rj54n1(client); int data1, data2; int ret; + ret = rj54n1_s_power(&rj54n1->subdev, 1); + if (ret < 0) + return ret; + /* Read out the chip version register */ data1 = reg_read(client, RJ54N1_DEV_CODE); data2 = reg_read(client, RJ54N1_DEV_CODE2); @@ -1307,18 +1312,21 @@ static int rj54n1_video_probe(struct i2c_client *client, ret = -ENODEV; dev_info(&client->dev, "No RJ54N1CB0C found, read 0x%x:0x%x\n", data1, data2); - goto ei2c; + goto done; } /* Configure IOCTL polarity from the platform data: 0 or 1 << 7. */ ret = reg_write(client, RJ54N1_IOC, priv->ioctl_high << 7); if (ret < 0) - goto ei2c; + goto done; dev_info(&client->dev, "Detected a RJ54N1CB0C chip ID 0x%x:0x%x\n", data1, data2); -ei2c: + ret = v4l2_ctrl_handler_setup(&rj54n1->hdl); + +done: + rj54n1_s_power(&rj54n1->subdev, 0); return ret; } @@ -1382,9 +1390,9 @@ static int rj54n1_probe(struct i2c_client *client, if (ret < 0) { v4l2_ctrl_handler_free(&rj54n1->hdl); kfree(rj54n1); - return ret; } - return v4l2_ctrl_handler_setup(&rj54n1->hdl); + + return ret; } static int rj54n1_remove(struct i2c_client *client) |