1 files changed, 8 insertions, 3 deletions

diff --git a/drivers/media/video/usbvision/usbvision.h b/drivers/media/video/usbvision/usbvision.h
index e2bcaba93871..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;
@@ -421,6 +425,7 @@ struct usb_usbvision {
         wait_queue_head_t wait_stream;                                  /* Processes waiting */
         struct usbvision_frame *curFrame;                               // pointer to current frame, set by usbvision_find_header
         struct usbvision_frame frame[USBVISION_NUMFRAMES];              // frame buffer
+        int num_frames;                                                 // number of frames allocated
         struct usbvision_sbuf sbuf[USBVISION_NUMSBUF];                  // S buffering
         volatile int remove_pending;                                    /* If set then about to exit */
 
@@ -486,12 +491,11 @@ int usbvision_init_i2c(struct usb_usbvision *usbvision);
 void call_i2c_clients(struct usb_usbvision *usbvision, unsigned int cmd,void *arg);
 
 /* defined in usbvision-core.c                                      */
-void usbvision_rvfree(void *mem, unsigned long size);
 int usbvision_read_reg(struct usb_usbvision *usbvision, unsigned char reg);
 int usbvision_write_reg(struct usb_usbvision *usbvision, unsigned char reg,
                         unsigned char value);
 
-int usbvision_frames_alloc(struct usb_usbvision *usbvision);
+int usbvision_frames_alloc(struct usb_usbvision *usbvision, int number_of_frames);
 void usbvision_frames_free(struct usb_usbvision *usbvision);
 int usbvision_scratch_alloc(struct usb_usbvision *usbvision);
 void usbvision_scratch_free(struct usb_usbvision *usbvision);
@@ -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);