diff options
Diffstat (limited to 'drivers/media/usb/au0828')
| -rw-r--r-- | drivers/media/usb/au0828/au0828-core.c | 38 | ||||
| -rw-r--r-- | drivers/media/usb/au0828/au0828-video.c | 4 | ||||
| -rw-r--r-- | drivers/media/usb/au0828/au0828.h | 1 |
3 files changed, 26 insertions, 17 deletions
diff --git a/drivers/media/usb/au0828/au0828-core.c b/drivers/media/usb/au0828/au0828-core.c index cc22b32776ad..321ea5cf1329 100644 --- a/drivers/media/usb/au0828/au0828-core.c +++ b/drivers/media/usb/au0828/au0828-core.c @@ -131,22 +131,36 @@ static int recv_control_msg(struct au0828_dev *dev, u16 request, u32 value, return status; } +#ifdef CONFIG_MEDIA_CONTROLLER +static void au0828_media_graph_notify(struct media_entity *new, + void *notify_data); +#endif + static void au0828_unregister_media_device(struct au0828_dev *dev) { - #ifdef CONFIG_MEDIA_CONTROLLER - if (dev->media_dev && - media_devnode_is_registered(&dev->media_dev->devnode)) { - /* clear enable_source, disable_source */ - dev->media_dev->source_priv = NULL; - dev->media_dev->enable_source = NULL; - dev->media_dev->disable_source = NULL; - - media_device_unregister(dev->media_dev); - media_device_cleanup(dev->media_dev); - kfree(dev->media_dev); - dev->media_dev = NULL; + struct media_device *mdev = dev->media_dev; + struct media_entity_notify *notify, *nextp; + + if (!mdev || !media_devnode_is_registered(&mdev->devnode)) + return; + + /* Remove au0828 entity_notify callbacks */ + list_for_each_entry_safe(notify, nextp, &mdev->entity_notify, list) { + if (notify->notify != au0828_media_graph_notify) + continue; + media_device_unregister_entity_notify(mdev, notify); } + + /* clear enable_source, disable_source */ + dev->media_dev->source_priv = NULL; + dev->media_dev->enable_source = NULL; + dev->media_dev->disable_source = NULL; + + media_device_unregister(dev->media_dev); + media_device_cleanup(dev->media_dev); + kfree(dev->media_dev); + dev->media_dev = NULL; #endif } diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index 32d7db96479c..7d0ec4cb248c 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -679,8 +679,6 @@ int au0828_v4l2_device_register(struct usb_interface *interface, if (retval) { pr_err("%s() v4l2_device_register failed\n", __func__); - mutex_unlock(&dev->lock); - kfree(dev); return retval; } @@ -691,8 +689,6 @@ int au0828_v4l2_device_register(struct usb_interface *interface, if (retval) { pr_err("%s() v4l2_ctrl_handler_init failed\n", __func__); - mutex_unlock(&dev->lock); - kfree(dev); return retval; } dev->v4l2_dev.ctrl_handler = &dev->v4l2_ctrl_hdl; diff --git a/drivers/media/usb/au0828/au0828.h b/drivers/media/usb/au0828/au0828.h index 87f32846f1c0..dd7b378fe070 100644 --- a/drivers/media/usb/au0828/au0828.h +++ b/drivers/media/usb/au0828/au0828.h @@ -55,7 +55,6 @@ #define NTSC_STD_H 480 #define AU0828_INTERLACED_DEFAULT 1 -#define V4L2_CID_PRIVATE_SHARPNESS (V4L2_CID_PRIVATE_BASE + 0) /* Defination for AU0828 USB transfer */ #define AU0828_MAX_ISO_BUFS 12 /* maybe resize this value in the future */ |