Thomas Gleixner | 07d7fe7 | 2019-05-29 07:12:47 -0700 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
Eliot Blennerhassett | 719f82d | 2010-04-21 18:17:39 +0200 | [diff] [blame] | 2 | /****************************************************************************** |
| 3 | |
| 4 | AudioScience HPI driver |
Eliot Blennerhassett | 40818b6 | 2011-12-22 13:38:32 +1300 | [diff] [blame] | 5 | Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com> |
Eliot Blennerhassett | 719f82d | 2010-04-21 18:17:39 +0200 | [diff] [blame] | 6 | |
Eliot Blennerhassett | 719f82d | 2010-04-21 18:17:39 +0200 | [diff] [blame] | 7 | |
| 8 | Hardware Programming Interface (HPI) Utility functions |
| 9 | |
| 10 | (C) Copyright AudioScience Inc. 2007 |
| 11 | *******************************************************************************/ |
| 12 | /* Initialise response headers, or msg/response pairs. |
Eliot Blennerhassett | 14652e6 | 2011-02-10 17:26:01 +1300 | [diff] [blame] | 13 | Note that it is valid to just init a response e.g. when a lower level is |
| 14 | preparing a response to a message. |
| 15 | However, when sending a message, a matching response buffer must always be |
| 16 | prepared. |
Eliot Blennerhassett | 719f82d | 2010-04-21 18:17:39 +0200 | [diff] [blame] | 17 | */ |
| 18 | |
Eliot Blennerhassett | 14652e6 | 2011-02-10 17:26:01 +1300 | [diff] [blame] | 19 | #ifndef _HPIMSGINIT_H_ |
| 20 | #define _HPIMSGINIT_H_ |
| 21 | |
Eliot Blennerhassett | 719f82d | 2010-04-21 18:17:39 +0200 | [diff] [blame] | 22 | void hpi_init_response(struct hpi_response *phr, u16 object, u16 function, |
| 23 | u16 error); |
| 24 | |
| 25 | void hpi_init_message_response(struct hpi_message *phm, |
| 26 | struct hpi_response *phr, u16 object, u16 function); |
| 27 | |
| 28 | void hpi_init_responseV1(struct hpi_response_header *phr, u16 size, |
| 29 | u16 object, u16 function); |
| 30 | |
| 31 | void hpi_init_message_responseV1(struct hpi_message_header *phm, u16 msg_size, |
| 32 | struct hpi_response_header *phr, u16 res_size, u16 object, |
| 33 | u16 function); |
Eliot Blennerhassett | 14652e6 | 2011-02-10 17:26:01 +1300 | [diff] [blame] | 34 | |
| 35 | #endif /* _HPIMSGINIT_H_ */ |