linux/sound/pci/asihpi/hpimsginit.h
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   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.
  24Note that it is valid to just init a response e.g. when a lower level is
  25preparing a response to a message.
  26However, when sending a message, a matching response buffer must always be
  27prepared.
  28*/
  29
  30#ifndef _HPIMSGINIT_H_
  31#define _HPIMSGINIT_H_
  32
  33void hpi_init_response(struct hpi_response *phr, u16 object, u16 function,
  34        u16 error);
  35
  36void hpi_init_message_response(struct hpi_message *phm,
  37        struct hpi_response *phr, u16 object, u16 function);
  38
  39void hpi_init_responseV1(struct hpi_response_header *phr, u16 size,
  40        u16 object, u16 function);
  41
  42void hpi_init_message_responseV1(struct hpi_message_header *phm, u16 msg_size,
  43        struct hpi_response_header *phr, u16 res_size, u16 object,
  44        u16 function);
  45
  46#endif                          /* _HPIMSGINIT_H_ */
  47