1 files changed, 0 insertions, 48 deletions
diff --git a/include/linux/usb_gadget.h b/include/linux/usb_gadget.h
index e17186dbcdca..4f59b2aa8a9e 100644
--- a/include/linux/usb_gadget.h
+++ b/include/linux/usb_gadget.h
@@ -110,13 +110,6 @@ struct usb_ep_ops {
 		gfp_t gfp_flags);
 	void (*free_request) (struct usb_ep *ep, struct usb_request *req);
 
-	void *(*alloc_buffer) (struct usb_ep *ep, unsigned bytes,
-		dma_addr_t *dma, gfp_t gfp_flags);
-	void (*free_buffer) (struct usb_ep *ep, void *buf, dma_addr_t dma,
-		unsigned bytes);
-	// NOTE:  on 2.6, drivers may also use dma_map() and
-	// dma_sync_single_*() to directly manage dma overhead. 
-
 	int (*queue) (struct usb_ep *ep, struct usb_request *req,
 		gfp_t gfp_flags);
 	int (*dequeue) (struct usb_ep *ep, struct usb_request *req);
@@ -235,47 +228,6 @@ usb_ep_free_request (struct usb_ep *ep, struct usb_request *req)
 }
 
 /**
- * usb_ep_alloc_buffer - allocate an I/O buffer
- * @ep:the endpoint associated with the buffer
- * @len:length of the desired buffer
- * @dma:pointer to the buffer's DMA address; must be valid
- * @gfp_flags:GFP_* flags to use
- *
- * Returns a new buffer, or null if one could not be allocated.
- * The buffer is suitably aligned for dma, if that endpoint uses DMA,
- * and the caller won't have to care about dma-inconsistency
- * or any hidden "bounce buffer" mechanism.  No additional per-request
- * DMA mapping will be required for such buffers.
- * Free it later with usb_ep_free_buffer().
- *
- * You don't need to use this call to allocate I/O buffers unless you
- * want to make sure drivers don't incur costs for such "bounce buffer"
- * copies or per-request DMA mappings.
- */
-static inline void *
-usb_ep_alloc_buffer (struct usb_ep *ep, unsigned len, dma_addr_t *dma,
-	gfp_t gfp_flags)
-{
-	return ep->ops->alloc_buffer (ep, len, dma, gfp_flags);
-}
-
-/**
- * usb_ep_free_buffer - frees an i/o buffer
- * @ep:the endpoint associated with the buffer
- * @buf:CPU view address of the buffer
- * @dma:the buffer's DMA address
- * @len:length of the buffer
- *
- * reverses the effect of usb_ep_alloc_buffer().
- * caller guarantees the buffer will no longer be accessed
- */
-static inline void
-usb_ep_free_buffer (struct usb_ep *ep, void *buf, dma_addr_t dma, unsigned len)
-{
-	ep->ops->free_buffer (ep, buf, dma, len);
-}
-
-/**
  * usb_ep_queue - queues (submits) an I/O request to an endpoint.
  * @ep:the endpoint associated with the request
  * @req:the request being submitted