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path: root/drivers/media/dvb/dvb-usb/dvb-usb.h
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Diffstat (limited to 'drivers/media/dvb/dvb-usb/dvb-usb.h')
-rw-r--r--drivers/media/dvb/dvb-usb/dvb-usb.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb.h b/drivers/media/dvb/dvb-usb/dvb-usb.h
index 2ec7c777fce..376c45a8e77 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb.h
+++ b/drivers/media/dvb/dvb-usb/dvb-usb.h
@@ -325,6 +325,8 @@ struct dvb_usb_adapter {
* @desc: pointer to the device's struct dvb_usb_device_description.
* @state: initialization and runtime state of the device.
*
+ * @powered: indicated whether the device is power or not.
+ * Powered is in/decremented for each call to modify the state.
* @udev: pointer to the device's struct usb_device.
*
* @usb_mutex: semaphore of USB control messages (reading needs two messages)