diff options
Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/dvb_usb_core.c')
-rw-r--r-- | drivers/media/usb/dvb-usb-v2/dvb_usb_core.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c b/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c index 9913e0f59485..f5df9eaba04f 100644 --- a/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c +++ b/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c @@ -400,10 +400,61 @@ skip_feed_stop: return ret; } +static void dvb_usbv2_media_device_register(struct dvb_usb_adapter *adap) +{ +#ifdef CONFIG_MEDIA_CONTROLLER_DVB + struct media_device *mdev; + struct dvb_usb_device *d = adap_to_d(adap); + struct usb_device *udev = d->udev; + int ret; + + mdev = kzalloc(sizeof(*mdev), GFP_KERNEL); + if (!mdev) + return; + + mdev->dev = &udev->dev; + strlcpy(mdev->model, d->name, sizeof(mdev->model)); + if (udev->serial) + strlcpy(mdev->serial, udev->serial, sizeof(mdev->serial)); + strcpy(mdev->bus_info, udev->devpath); + 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; + } + + dvb_register_media_controller(&adap->dvb_adap, mdev); + + dev_info(&d->udev->dev, "media controller created\n"); + +#endif +} + +static void dvb_usbv2_media_device_unregister(struct dvb_usb_adapter *adap) +{ +#ifdef CONFIG_MEDIA_CONTROLLER_DVB + + if (!adap->dvb_adap.mdev) + return; + + media_device_unregister(adap->dvb_adap.mdev); + kfree(adap->dvb_adap.mdev); + adap->dvb_adap.mdev = NULL; + +#endif +} + static int dvb_usbv2_adapter_dvb_init(struct dvb_usb_adapter *adap) { int ret; struct dvb_usb_device *d = adap_to_d(adap); + dev_dbg(&d->udev->dev, "%s: adap=%d\n", __func__, adap->id); ret = dvb_register_adapter(&adap->dvb_adap, d->name, d->props->owner, @@ -416,6 +467,8 @@ static int dvb_usbv2_adapter_dvb_init(struct dvb_usb_adapter *adap) adap->dvb_adap.priv = adap; + dvb_usbv2_media_device_register(adap); + if (d->props->read_mac_address) { ret = d->props->read_mac_address(adap, adap->dvb_adap.proposed_mac); @@ -464,6 +517,7 @@ err_dvb_net_init: err_dvb_dmxdev_init: dvb_dmx_release(&adap->demux); err_dvb_dmx_init: + dvb_usbv2_media_device_unregister(adap); dvb_unregister_adapter(&adap->dvb_adap); err_dvb_register_adapter: adap->dvb_adap.priv = NULL; @@ -480,6 +534,7 @@ static int dvb_usbv2_adapter_dvb_exit(struct dvb_usb_adapter *adap) adap->demux.dmx.close(&adap->demux.dmx); dvb_dmxdev_release(&adap->dmxdev); dvb_dmx_release(&adap->demux); + dvb_usbv2_media_device_unregister(adap); dvb_unregister_adapter(&adap->dvb_adap); } @@ -643,6 +698,8 @@ static int dvb_usbv2_adapter_frontend_init(struct dvb_usb_adapter *adap) } } + dvb_create_media_graph(&adap->dvb_adap); + return 0; err_dvb_unregister_frontend: @@ -955,6 +1012,7 @@ void dvb_usbv2_disconnect(struct usb_interface *intf) struct dvb_usb_device *d = usb_get_intfdata(intf); const char *name = d->name; struct device dev = d->udev->dev; + dev_dbg(&d->udev->dev, "%s: bInterfaceNumber=%d\n", __func__, intf->cur_altsetting->desc.bInterfaceNumber); |