sound/pci/asihpi/hpimsginit.h

   1 /******************************************************************************
   2
   3     AudioScience HPI driver
   4     Copyright (C) 1997-2010  AudioScience Inc. <support@audioscience.com>
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of version 2 of the GNU General Public License as
   8     published by the Free Software Foundation;
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18
  19  Hardware Programming Interface (HPI) Utility functions
  20
  21  (C) Copyright AudioScience Inc. 2007
  22 *******************************************************************************/
  23 /* Initialise response headers, or msg/response pairs.
  24 Note that it is valid to just init a response e.g. when a lower level is preparing
  25 a response to a message.
  26 However, when sending a message, a matching response buffer always must be prepared
  27 */
  28
  29 void hpi_init_response(struct hpi_response *phr, u16 object, u16 function,
  30         u16 error);
  31
  32 void hpi_init_message_response(struct hpi_message *phm,
  33         struct hpi_response *phr, u16 object, u16 function);
  34
  35 void hpi_init_responseV1(struct hpi_response_header *phr, u16 size,
  36         u16 object, u16 function);
  37
  38 void hpi_init_message_responseV1(struct hpi_message_header *phm, u16 msg_size,
  39         struct hpi_response_header *phr, u16 res_size, u16 object,
  40         u16 function);