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-rw-r--r--drivers/media/usb/cx231xx/cx231xx-cards.c60
-rw-r--r--drivers/media/usb/cx231xx/cx231xx-dvb.c4
-rw-r--r--drivers/media/usb/cx231xx/cx231xx.h4
3 files changed, 62 insertions, 6 deletions
diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c
index da03733690bd..d357e8c0c485 100644
--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -912,9 +912,6 @@ static inline void cx231xx_set_model(struct cx231xx *dev)
*/
void cx231xx_pre_card_setup(struct cx231xx *dev)
{
-
- cx231xx_set_model(dev);
-
dev_info(dev->dev, "Identified as %s (card=%d)\n",
dev->board.name, dev->model);
@@ -1092,6 +1089,17 @@ void cx231xx_config_i2c(struct cx231xx *dev)
call_all(dev, video, s_stream, 1);
}
+static void cx231xx_unregister_media_device(struct cx231xx *dev)
+{
+#ifdef CONFIG_MEDIA_CONTROLLER
+ if (dev->media_dev) {
+ media_device_unregister(dev->media_dev);
+ kfree(dev->media_dev);
+ dev->media_dev = NULL;
+ }
+#endif
+}
+
/*
* cx231xx_realease_resources()
* unregisters the v4l2,i2c and usb devices
@@ -1099,6 +1107,8 @@ void cx231xx_config_i2c(struct cx231xx *dev)
*/
void cx231xx_release_resources(struct cx231xx *dev)
{
+ cx231xx_unregister_media_device(dev);
+
cx231xx_release_analog_resources(dev);
cx231xx_remove_from_devlist(dev);
@@ -1117,6 +1127,38 @@ void cx231xx_release_resources(struct cx231xx *dev)
clear_bit(dev->devno, &cx231xx_devused);
}
+static void cx231xx_media_device_register(struct cx231xx *dev,
+ struct usb_device *udev)
+{
+#ifdef CONFIG_MEDIA_CONTROLLER
+ struct media_device *mdev;
+ int ret;
+
+ mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
+ if (!mdev)
+ return;
+
+ mdev->dev = dev->dev;
+ strlcpy(mdev->model, dev->board.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(dev->dev,
+ "Couldn't create a media device. Error: %d\n",
+ ret);
+ kfree(mdev);
+ return;
+ }
+
+ dev->media_dev = mdev;
+#endif
+}
+
/*
* cx231xx_init_dev()
* allocates and inits the device structs, registers i2c bus and v4l device
@@ -1225,10 +1267,8 @@ static int cx231xx_init_dev(struct cx231xx *dev, struct usb_device *udev,
}
retval = cx231xx_register_analog_devices(dev);
- if (retval) {
- cx231xx_release_analog_resources(dev);
+ if (retval)
goto err_analog;
- }
cx231xx_ir_init(dev);
@@ -1236,6 +1276,8 @@ static int cx231xx_init_dev(struct cx231xx *dev, struct usb_device *udev,
return 0;
err_analog:
+ cx231xx_unregister_media_device(dev);
+ cx231xx_release_analog_resources(dev);
cx231xx_remove_from_devlist(dev);
err_dev_init:
cx231xx_dev_uninit(dev);
@@ -1438,6 +1480,8 @@ static int cx231xx_usb_probe(struct usb_interface *interface,
dev->video_mode.alt = -1;
dev->dev = d;
+ cx231xx_set_model(dev);
+
dev->interface_count++;
/* reset gpio dir and value */
dev->gpio_dir = 0;
@@ -1502,7 +1546,11 @@ static int cx231xx_usb_probe(struct usb_interface *interface,
/* save our data pointer in this interface device */
usb_set_intfdata(interface, dev);
+ /* Register the media controller */
+ cx231xx_media_device_register(dev, udev);
+
/* Create v4l2 device */
+ dev->v4l2_dev.mdev = dev->media_dev;
retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev);
if (retval) {
dev_err(d, "v4l2_device_register failed\n");
diff --git a/drivers/media/usb/cx231xx/cx231xx-dvb.c b/drivers/media/usb/cx231xx/cx231xx-dvb.c
index dd600b994e69..bb7e766cd30c 100644
--- a/drivers/media/usb/cx231xx/cx231xx-dvb.c
+++ b/drivers/media/usb/cx231xx/cx231xx-dvb.c
@@ -455,6 +455,7 @@ static int register_dvb(struct cx231xx_dvb *dvb,
mutex_init(&dvb->lock);
+
/* register adapter */
result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
adapter_nr);
@@ -464,6 +465,9 @@ static int register_dvb(struct cx231xx_dvb *dvb,
dev->name, result);
goto fail_adapter;
}
+#ifdef CONFIG_MEDIA_CONTROLLER_DVB
+ dvb->adapter.mdev = dev->media_dev;
+#endif
/* Ensure all frontends negotiate bus access */
dvb->frontend->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl;
diff --git a/drivers/media/usb/cx231xx/cx231xx.h b/drivers/media/usb/cx231xx/cx231xx.h
index 6d6f3ee812f6..af9d6c4041dc 100644
--- a/drivers/media/usb/cx231xx/cx231xx.h
+++ b/drivers/media/usb/cx231xx/cx231xx.h
@@ -658,6 +658,10 @@ struct cx231xx {
struct video_device *vbi_dev;
struct video_device *radio_dev;
+#if defined(CONFIG_MEDIA_CONTROLLER)
+ struct media_device *media_dev;
+#endif
+
unsigned char eedata[256];
struct cx231xx_video_mode video_mode;