1 /*
2  * Copyright (c) 2010 Broadcom Corporation
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef _BRCM_QMATH_H_
18 #define _BRCM_QMATH_H_
19 
20 #include <types.h>
21 
22 u16 qm_mulu16(u16 op1, u16 op2);
23 
24 s16 qm_muls16(s16 op1, s16 op2);
25 
26 s32 qm_add32(s32 op1, s32 op2);
27 
28 s16 qm_add16(s16 op1, s16 op2);
29 
30 s16 qm_sub16(s16 op1, s16 op2);
31 
32 s32 qm_shl32(s32 op, int shift);
33 
34 s16 qm_shl16(s16 op, int shift);
35 
36 s16 qm_shr16(s16 op, int shift);
37 
38 s16 qm_norm32(s32 op);
39 
40 void qm_log10(s32 N, s16 qN, s16 *log10N, s16 *qLog10N);
41 
42 #endif				/* #ifndef _BRCM_QMATH_H_ */
43