2 * Copyright (c) 2013 Qualcomm Atheros, Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted (subject to the limitations in the
7 * disclaimer below) provided that the following conditions are met:
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
12 * * Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the
17 * * Neither the name of Qualcomm Atheros nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
21 * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
22 * GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
23 * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
26 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
27 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
30 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
31 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
32 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
33 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 * @Abstract: Host Interface api
46 #include <vdesc_api.h>
48 #define MAX_BUF_CTX_LEN 20
53 struct _VBUF *next_buf;
56 A_UINT8 ctx[MAX_BUF_CTX_LEN];
59 #define VBUF_GET_DATA_ADDR(vbuf) (vbuf->desc_list->buf_addr + vbuf->desc_list->data_offset)
61 /* hardware API table structure (API descriptions below) */
63 void (*_init)(int nBuf);
64 VBUF* (*_alloc_vbuf)(void);
65 VBUF* (*_alloc_vbuf_with_size)(int size, int reserve);
66 void (*_free_vbuf)(VBUF *buf);
68 /* room to expand this table by another table */
72 extern void vbuf_module_install(struct vbuf_api *apis);
74 #endif /* #ifndef _HIF_API_H */