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hpimsginit.h
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1 /******************************************************************************
2 
3  AudioScience HPI driver
4  Copyright (C) 1997-2011 AudioScience Inc. <[email protected]>
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
25 preparing a response to a message.
26 However, when sending a message, a matching response buffer must always be
27 prepared.
28 */
29 
30 #ifndef _HPIMSGINIT_H_
31 #define _HPIMSGINIT_H_
32 
33 void hpi_init_response(struct hpi_response *phr, u16 object, u16 function,
34  u16 error);
35 
36 void hpi_init_message_response(struct hpi_message *phm,
37  struct hpi_response *phr, u16 object, u16 function);
38 
40  u16 object, u16 function);
41 
43  struct hpi_response_header *phr, u16 res_size, u16 object,
44  u16 function);
45 
46 #endif /* _HPIMSGINIT_H_ */