1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Support for Intel Camera Imaging ISP subsystem. 4 * Copyright (c) 2015, Intel Corporation. 5 */ 6 7 #ifndef __MATH_SUPPORT_H 8 #define __MATH_SUPPORT_H 9 10 /* Override the definition of max/min from Linux kernel */ 11 #include <linux/minmax.h> 12 13 #define CEIL_DIV(a, b) (((b) != 0) ? ((a) + (b) - 1) / (b) : 0) 14 #define CEIL_MUL(a, b) (CEIL_DIV(a, b) * (b)) 15 #define CEIL_SHIFT(a, b) (((a) + (1 << (b)) - 1) >> (b)) 16 17 /* 18 * For SP and ISP, SDK provides the definition of OP_std_modadd. 19 * We need it only for host 20 */ 21 #define OP_std_modadd(base, offset, size) ((base + offset) % (size)) 22 23 #endif /* __MATH_SUPPORT_H */ 24