diff options
| -rw-r--r-- | drivers/media/usb/au0828/au0828-video.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index c0839d62ff13..3832a1ceb02a 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -1417,9 +1417,11 @@ static void au0828_s_input(struct au0828_dev *dev, int index) default: dprintk(1, "unknown input type set [%d]\n", AUVI_INPUT(index).type); - break; + return; } + dev->ctrl_input = index; + v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_routing, AUVI_INPUT(index).vmux, 0, 0); @@ -1458,7 +1460,10 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int index) return -EINVAL; if (AUVI_INPUT(index).type == 0) return -EINVAL; - dev->ctrl_input = index; + + if (dev->ctrl_input == index) + return 0; + au0828_s_input(dev, index); return 0; } @@ -1974,6 +1979,7 @@ int au0828_analog_register(struct au0828_dev *dev, dev->ctrl_ainput = 0; dev->ctrl_freq = 960; dev->std = V4L2_STD_NTSC_M; + /* Default input is TV Tuner */ au0828_s_input(dev, 0); mutex_init(&dev->vb_queue_lock); |