diff options
Diffstat (limited to 'drivers/usb/musb/musb_gadget.h')
| -rw-r--r-- | drivers/usb/musb/musb_gadget.h | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/usb/musb/musb_gadget.h b/drivers/usb/musb/musb_gadget.h index dec8dc00819..66b7c5e0fb4 100644 --- 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); |