1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/media/video/usbvision/usbvision.h b/drivers/media/video/usbvision/usbvision.h
index 0e2b55699860..ad6afd3e42a4 100644
--- a/drivers/media/video/usbvision/usbvision.h
+++ b/drivers/media/video/usbvision/usbvision.h
@@ -33,6 +33,7 @@
 
 #include <linux/list.h>
 #include <linux/usb.h>
+#include <linux/i2c.h>
 #include <media/v4l2-common.h>
 #include <media/tuner.h>
 #include <linux/videodev2.h>
@@ -396,8 +397,11 @@ struct usb_usbvision {
 
         /* Device structure */
         struct usb_device *dev;
+        /* usb transfer */
+        int num_alt;            /* Number of alternative settings */
+        unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
         unsigned char iface;                                            /* Video interface number */
-        unsigned char ifaceAltActive, ifaceAltInactive;                 /* Alt settings */
+        unsigned char ifaceAlt;                 /* Alt settings */
         unsigned char Vin_Reg2_Preset;
         struct semaphore lock;
         struct timer_list powerOffTimer;
@@ -502,6 +506,7 @@ int usbvision_setup(struct usb_usbvision *usbvision,int format);
 int usbvision_init_isoc(struct usb_usbvision *usbvision);
 int usbvision_restart_isoc(struct usb_usbvision *usbvision);
 void usbvision_stop_isoc(struct usb_usbvision *usbvision);
+int usbvision_set_alternate(struct usb_usbvision *dev);
 
 int usbvision_set_audio(struct usb_usbvision *usbvision, int AudioChannel);
 int usbvision_audio_off(struct usb_usbvision *usbvision);