usb: musb: gadget: do not poke with gadget's list_head

[pandora-kernel.git] / drivers / usb / musb / musb_gadget.h

diff --git a/drivers/usb/musb/musb_gadget.h b/drivers/usb/musb/musb_gadget.h
index dec8dc0..66b7c5e 100644 (file)
--- a/drivers/usb/musb/musb_gadget.h
+++ b/drivers/usb/musb/musb_gadget.h
@@ -35,13 +35,22 @@
 #ifndef __MUSB_GADGET_H
 #define __MUSB_GADGET_H
 
+#include <linux/list.h>
+
+enum buffer_map_state {
+       UN_MAPPED = 0,
+       PRE_MAPPED,
+       MUSB_MAPPED
+};
+
 struct musb_request {
        struct usb_request      request;
+       struct list_head        list;
        struct musb_ep          *ep;
        struct musb             *musb;
        u8 tx;                  /* endpoint direction */
        u8 epnum;
-       u8 mapped;
+       enum buffer_map_state map_state;
 };
 
 static inline struct musb_request *to_musb_request(struct usb_request *req)
@@ -88,13 +97,13 @@ static inline struct musb_ep *to_musb_ep(struct usb_ep *ep)
        return ep ? container_of(ep, struct musb_ep, end_point) : NULL;
 }
 
-static inline struct usb_request *next_request(struct musb_ep *ep)
+static inline struct musb_request *next_request(struct musb_ep *ep)
 {
        struct list_head        *queue = &ep->req_list;
 
        if (list_empty(queue))
                return NULL;
-       return container_of(queue->next, struct usb_request, list);
+       return container_of(queue->next, struct musb_request, list);
 }
 
 extern void musb_g_tx(struct musb *musb, u8 epnum);