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