1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /****************************************************************************** 3 4 AudioScience HPI driver 5 Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com> 6 7 8 Hardware Programming Interface (HPI) Utility functions 9 10 (C) Copyright AudioScience Inc. 2007 11 *******************************************************************************/ 12 /* Initialise response headers, or msg/response pairs. 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. 17 */ 18 19 #ifndef _HPIMSGINIT_H_ 20 #define _HPIMSGINIT_H_ 21 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); 34 35 #endif /* _HPIMSGINIT_H_ */