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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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719f82d398
Added the support of AudioScience ASI boards. The driver has been tested for years on alsa-driver external tree, now finally got merged to the kernel. Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
41 lines
1.7 KiB
C
41 lines
1.7 KiB
C
/******************************************************************************
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AudioScience HPI driver
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Copyright (C) 1997-2010 AudioScience Inc. <support@audioscience.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of version 2 of the GNU General Public License as
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published by the Free Software Foundation;
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Hardware Programming Interface (HPI) Utility functions
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(C) Copyright AudioScience Inc. 2007
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*******************************************************************************/
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/* Initialise response headers, or msg/response pairs.
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Note that it is valid to just init a response e.g. when a lower level is preparing
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a response to a message.
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However, when sending a message, a matching response buffer always must be prepared
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*/
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void hpi_init_response(struct hpi_response *phr, u16 object, u16 function,
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u16 error);
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void hpi_init_message_response(struct hpi_message *phm,
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struct hpi_response *phr, u16 object, u16 function);
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void hpi_init_responseV1(struct hpi_response_header *phr, u16 size,
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u16 object, u16 function);
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void hpi_init_message_responseV1(struct hpi_message_header *phm, u16 msg_size,
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struct hpi_response_header *phr, u16 res_size, u16 object,
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u16 function);
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