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path: root/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
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Diffstat (limited to 'drivers/media/usb/dvb-usb/dvb-usb-dvb.c')
-rw-r--r--drivers/media/usb/dvb-usb/dvb-usb-dvb.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
index b51dbdf03f42..6a4bb2d86175 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
@@ -95,13 +95,12 @@ static int dvb_usb_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
return dvb_usb_ctrl_feed(dvbdmxfeed, 0);
}
-static void dvb_usb_media_device_register(struct dvb_usb_adapter *adap)
+static void dvb_usb_media_device_init(struct dvb_usb_adapter *adap)
{
#ifdef CONFIG_MEDIA_CONTROLLER_DVB
struct media_device *mdev;
struct dvb_usb_device *d = adap->dev;
struct usb_device *udev = d->udev;
- int ret;
mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
if (!mdev)
@@ -115,20 +114,21 @@ static void dvb_usb_media_device_register(struct dvb_usb_adapter *adap)
mdev->hw_revision = le16_to_cpu(udev->descriptor.bcdDevice);
mdev->driver_version = LINUX_VERSION_CODE;
- ret = media_device_register(mdev);
- if (ret) {
- dev_err(&d->udev->dev,
- "Couldn't create a media device. Error: %d\n",
- ret);
- kfree(mdev);
- return;
- }
+ media_device_init(mdev);
+
dvb_register_media_controller(&adap->dvb_adap, mdev);
dev_info(&d->udev->dev, "media controller created\n");
#endif
}
+static void dvb_usb_media_device_register(struct dvb_usb_adapter *adap)
+{
+#ifdef CONFIG_MEDIA_CONTROLLER_DVB
+ media_device_register(adap->dvb_adap.mdev);
+#endif
+}
+
static void dvb_usb_media_device_unregister(struct dvb_usb_adapter *adap)
{
#ifdef CONFIG_MEDIA_CONTROLLER_DVB
@@ -136,6 +136,7 @@ static void dvb_usb_media_device_unregister(struct dvb_usb_adapter *adap)
return;
media_device_unregister(adap->dvb_adap.mdev);
+ media_device_cleanup(adap->dvb_adap.mdev);
kfree(adap->dvb_adap.mdev);
adap->dvb_adap.mdev = NULL;
#endif
@@ -154,7 +155,7 @@ int dvb_usb_adapter_dvb_init(struct dvb_usb_adapter *adap, short *adapter_nums)
}
adap->dvb_adap.priv = adap;
- dvb_usb_media_device_register(adap);
+ dvb_usb_media_device_init(adap);
if (adap->dev->props.read_mac_address) {
if (adap->dev->props.read_mac_address(adap->dev, adap->dvb_adap.proposed_mac) == 0)
@@ -323,6 +324,8 @@ int dvb_usb_adapter_frontend_init(struct dvb_usb_adapter *adap)
ret = dvb_create_media_graph(&adap->dvb_adap);
+ dvb_usb_media_device_register(adap);
+
return ret;
}