1 files changed, 13 insertions, 8 deletions

diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h
index c17625cff9ba..4779dd0b06da 100644
--- a/drivers/media/video/gspca/gspca.h
+++ b/drivers/media/video/gspca/gspca.h
@@ -49,13 +49,14 @@ extern int gspca_debug;
         } while (0)
 
 #define GSPCA_MAX_FRAMES 16     /* maximum number of video frame buffers */
-/* ISOC transfers */
-#define MAX_NURBS 16            /* max number of URBs */
+/* image transfers */
+#define MAX_NURBS 4             /* max number of URBs */
 #define ISO_MAX_PKT 32          /* max number of packets in an ISOC transfer */
 #define ISO_MAX_SIZE 0x8000     /* max size of one URB buffer (32 Kb) */
 
 /* device information - set at probe time */
 struct cam {
+        int bulk_size;          /* buffer size when image transfer by bulk */
         struct v4l2_pix_format *cam_mode;       /* size nmodes */
         char nmodes;
         __u8 epaddr;
@@ -93,7 +94,7 @@ struct sd_desc {
 /* mandatory operations */
         cam_cf_op config;       /* called on probe */
         cam_op init;            /* called on probe and resume */
-        cam_v_op start;         /* called on stream on */
+        cam_op start;           /* called on stream on */
         cam_pkt_op pkt_scan;
 /* optional operations */
         cam_v_op stopN;         /* called on stream off - main alt */
@@ -105,10 +106,12 @@ struct sd_desc {
 };
 
 /* packet types when moving from iso buf to frame buf */
-#define DISCARD_PACKET  0
-#define FIRST_PACKET    1
-#define INTER_PACKET    2
-#define LAST_PACKET     3
+enum gspca_packet_type {
+        DISCARD_PACKET,
+        FIRST_PACKET,
+        INTER_PACKET,
+        LAST_PACKET
+};
 
 struct gspca_frame {
         __u8 *data;                     /* frame buffer */
@@ -121,6 +124,7 @@ struct gspca_dev {
         struct video_device vdev;       /* !! must be the first item */
         struct file_operations fops;
         struct usb_device *dev;
+        struct kref kref;
         struct file *capt_file;         /* file doing video capture */
 
         struct cam cam;                         /* device information */
@@ -173,10 +177,11 @@ int gspca_dev_probe(struct usb_interface *intf,
                 struct module *module);
 void gspca_disconnect(struct usb_interface *intf);
 struct gspca_frame *gspca_frame_add(struct gspca_dev *gspca_dev,
-                                    int packet_type,
+                                    enum gspca_packet_type packet_type,
                                     struct gspca_frame *frame,
                                     const __u8 *data,
                                     int len);
+struct gspca_frame *gspca_get_i_frame(struct gspca_dev *gspca_dev);
 #ifdef CONFIG_PM
 int gspca_suspend(struct usb_interface *intf, pm_message_t message);
 int gspca_resume(struct usb_interface *intf);