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path: root/drivers/media/video/usbvision/usbvision.h
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Diffstat (limited to 'drivers/media/video/usbvision/usbvision.h')
-rw-r--r--drivers/media/video/usbvision/usbvision.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/media/video/usbvision/usbvision.h b/drivers/media/video/usbvision/usbvision.h
index 0e2b5569986..ad6afd3e42a 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);