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Subject[RFC 07/50] 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 <>
.../vc04_services/interface/vchi/vchi.h | 59 -------------------
1 file changed, 59 deletions(-)

diff --git a/drivers/staging/vc04_services/interface/vchi/vchi.h b/drivers/staging/vc04_services/interface/vchi/vchi.h
index 1e8d17531e9d..2e41b5f7bdec 100644
--- 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,

-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 **********************************/
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