staging: vchi: Get rid of not implemented function declarations

They don't exist, they have no users, get rid of them.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Link: https://lore.kernel.org/r/20200527115400.31391-8-nsaenzjulienne@suse.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/vc04_services/interface/vchi/vchi.h b/drivers/staging/vc04_services/interface/vchi/vchi.h
index 1e8d175..2e41b5f 100644 (file)
--- a/drivers/staging/vc04_services/interface/vchi/vchi.h
+++ b/drivers/staging/vc04_services/interface/vchi/vchi.h
@@ -67,19 +67,12 @@ extern "C" {
 // Routine used to initialise the vchi on both local + remote connections
 extern int32_t vchi_initialise(struct vchi_instance_handle **instance_handle);
 
-extern int32_t vchi_exit(void);
-
 extern int32_t vchi_connect(struct vchi_instance_handle *instance_handle);
 
 //When this is called, ensure that all services have no data pending.
 //Bulk transfers can remain 'queued'
 extern int32_t vchi_disconnect(struct vchi_instance_handle *instance_handle);
 
-// helper functions
-extern void *vchi_allocate_buffer(struct vchi_service_handle *handle, uint32_t *length);
-extern void vchi_free_buffer(struct vchi_service_handle *handle, void *address);
-extern uint32_t vchi_current_time(struct vchi_instance_handle *instance_handle);
-
 /******************************************************************************
  * Global service API
  *****************************************************************************/
@@ -135,54 +128,14 @@ extern int32_t vchi_msg_hold(struct vchi_service_handle *handle,
                             enum vchi_flags flags,
                             struct vchi_held_msg *message_descriptor);
 
-// Initialise an iterator to look through messages in place
-extern int32_t vchi_msg_look_ahead(struct vchi_service_handle *handle,
-                                  struct vchi_msg_iter *iter,
-                                  enum vchi_flags flags);
-
 /*******************************************************************************
  * Global service support API - operations on held messages
  * and message iterators
  ******************************************************************************/
 
-// Routine to get the address of a held message
-extern void *vchi_held_msg_ptr(const struct vchi_held_msg *message);
-
-// Routine to get the size of a held message
-extern int32_t vchi_held_msg_size(const struct vchi_held_msg *message);
-
-// Routine to get the transmit timestamp as written into the header by the peer
-extern uint32_t vchi_held_msg_tx_timestamp(const struct vchi_held_msg *message);
-
-// Routine to get the reception timestamp, written as we parsed the header
-extern uint32_t vchi_held_msg_rx_timestamp(const struct vchi_held_msg *message);
-
 // Routine to release a held message after it has been processed
 extern int32_t vchi_held_msg_release(struct vchi_held_msg *message);
 
-// Indicates whether the iterator has a next message.
-extern int32_t vchi_msg_iter_has_next(const struct vchi_msg_iter *iter);
-
-// Return the pointer and length for the next message and advance the iterator.
-extern int32_t vchi_msg_iter_next(struct vchi_msg_iter *iter,
-                                 void **data,
-                                 uint32_t *msg_size);
-
-// Remove the last message returned by vchi_msg_iter_next.
-// Can only be called once after each call to vchi_msg_iter_next.
-extern int32_t vchi_msg_iter_remove(struct vchi_msg_iter *iter);
-
-// Hold the last message returned by vchi_msg_iter_next.
-// Can only be called once after each call to vchi_msg_iter_next.
-extern int32_t vchi_msg_iter_hold(struct vchi_msg_iter *iter,
-                                 struct vchi_held_msg *message);
-
-// Return information for the next message, and hold it, advancing the iterator.
-extern int32_t vchi_msg_iter_hold_next(struct vchi_msg_iter *iter,
-                                      void **data,        // } may be NULL
-                                      uint32_t *msg_size, // }
-                                      struct vchi_held_msg *message);
-
 /******************************************************************************
  * Global bulk API
  *****************************************************************************/
@@ -194,13 +147,6 @@ extern int32_t vchi_bulk_queue_receive(struct vchi_service_handle *handle,
                                       enum vchi_flags flags,
                                       void *transfer_handle);
 
-// Prepare interface for a transfer from the other side into relocatable memory.
-int32_t vchi_bulk_queue_receive_reloc(const struct vchi_service_handle *handle,
-                                     uint32_t offset,
-                                     uint32_t data_size,
-                                     const enum vchi_flags flags,
-                                     void * const bulk_handle);
-
 // Routine to queue up data ready for transfer to the other (once they have signalled they are ready)
 extern int32_t vchi_bulk_queue_transmit(struct vchi_service_handle *handle,
                                        const void *data_src,
@@ -216,11 +162,6 @@ extern int32_t vchi_bulk_queue_transmit(struct vchi_service_handle *handle,
 }
 #endif
 
-extern int32_t vchi_bulk_queue_transmit_reloc(struct vchi_service_handle *handle,
-                                             uint32_t offset,
-                                             uint32_t data_size,
-                                             enum vchi_flags flags,
-                                             void *transfer_handle);
 #endif /* VCHI_H_ */
 
 /****************************** End of file **********************************/