release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/tidspbridge/include/dspbridge/dspmsg.h

   1 /*
   2  * dspmsg.h
   3  *
   4  * DSP-BIOS Bridge driver support functions for TI OMAP processors.
   5  *
   6  * Declares the upper edge message class library functions required by
   7  * all Bridge driver / DSP API interface tables.  These functions are
   8  * implemented by every class of Bridge driver channel library.
   9  *
  10  * Notes:
  11  *   Function comment headers reside in dspdefs.h.
  12  *
  13  * Copyright (C) 2005-2006 Texas Instruments, Inc.
  14  *
  15  * This package is free software; you can redistribute it and/or modify
  16  * it under the terms of the GNU General Public License version 2 as
  17  * published by the Free Software Foundation.
  18  *
  19  * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  20  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  21  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  22  */
  23
  24 #ifndef DSPMSG_
  25 #define DSPMSG_
  26
  27 #include <dspbridge/msgdefs.h>
  28
  29 extern int bridge_msg_create(struct msg_mgr **msg_man,
  30                                     struct dev_object *hdev_obj,
  31                                     msg_onexit msg_callback);
  32
  33 extern int bridge_msg_create_queue(struct msg_mgr *hmsg_mgr,
  34                                        struct msg_queue **msgq,
  35                                        u32 msgq_id, u32 max_msgs, void *arg);
  36
  37 extern void bridge_msg_delete(struct msg_mgr *hmsg_mgr);
  38
  39 extern void bridge_msg_delete_queue(struct msg_queue *msg_queue_obj);
  40
  41 extern int bridge_msg_get(struct msg_queue *msg_queue_obj,
  42                                  struct dsp_msg *pmsg, u32 utimeout);
  43
  44 extern int bridge_msg_put(struct msg_queue *msg_queue_obj,
  45                                  const struct dsp_msg *pmsg, u32 utimeout);
  46
  47 extern int bridge_msg_register_notify(struct msg_queue *msg_queue_obj,
  48                                           u32 event_mask,
  49                                           u32 notify_type,
  50                                           struct dsp_notification
  51                                           *hnotification);
  52
  53 extern void bridge_msg_set_queue_id(struct msg_queue *msg_queue_obj,
  54                                         u32 msgq_id);
  55
  56 #endif /* DSPMSG_ */