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path: root/drivers/media/video/hdpvr/hdpvr-video.c
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Diffstat (limited to 'drivers/media/video/hdpvr/hdpvr-video.c')
-rw-r--r--drivers/media/video/hdpvr/hdpvr-video.c26
1 files changed, 22 insertions, 4 deletions
diff --git a/drivers/media/video/hdpvr/hdpvr-video.c b/drivers/media/video/hdpvr/hdpvr-video.c
index 196f82de48f0..7cfccfd1b870 100644
--- a/drivers/media/video/hdpvr/hdpvr-video.c
+++ b/drivers/media/video/hdpvr/hdpvr-video.c
@@ -92,8 +92,8 @@ static int hdpvr_free_queue(struct list_head *q)
buf = list_entry(p, struct hdpvr_buffer, buff_list);
urb = buf->urb;
- usb_buffer_free(urb->dev, urb->transfer_buffer_length,
- urb->transfer_buffer, urb->transfer_dma);
+ usb_free_coherent(urb->dev, urb->transfer_buffer_length,
+ urb->transfer_buffer, urb->transfer_dma);
usb_free_urb(urb);
tmp = p->next;
list_del(p);
@@ -143,8 +143,8 @@ int hdpvr_alloc_buffers(struct hdpvr_device *dev, uint count)
}
buf->urb = urb;
- mem = usb_buffer_alloc(dev->udev, dev->bulk_in_size, GFP_KERNEL,
- &urb->transfer_dma);
+ mem = usb_alloc_coherent(dev->udev, dev->bulk_in_size, GFP_KERNEL,
+ &urb->transfer_dma);
if (!mem) {
v4l2_err(&dev->v4l2_dev,
"cannot allocate usb transfer buffer\n");
@@ -1214,6 +1214,24 @@ static void hdpvr_device_release(struct video_device *vdev)
struct hdpvr_device *dev = video_get_drvdata(vdev);
hdpvr_delete(dev);
+ mutex_lock(&dev->io_mutex);
+ destroy_workqueue(dev->workqueue);
+ mutex_unlock(&dev->io_mutex);
+
+ v4l2_device_unregister(&dev->v4l2_dev);
+
+ /* deregister I2C adapter */
+#ifdef CONFIG_I2C
+ mutex_lock(&dev->i2c_mutex);
+ if (dev->i2c_adapter)
+ i2c_del_adapter(dev->i2c_adapter);
+ kfree(dev->i2c_adapter);
+ dev->i2c_adapter = NULL;
+ mutex_unlock(&dev->i2c_mutex);
+#endif /* CONFIG_I2C */
+
+ kfree(dev->usbc_buf);
+ kfree(dev);
}
static const struct video_device hdpvr_video_template = {