| /* |
| * Huawei HiNIC PCI Express Linux driver |
| * Copyright(c) 2017 Huawei Technologies Co., Ltd |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * for more details. |
| * |
| */ |
| |
| #ifndef HINIC_COMMON_H |
| #define HINIC_COMMON_H |
| |
| #include <linux/types.h> |
| |
| #define UPPER_8_BITS(data) (((data) >> 8) & 0xFF) |
| #define LOWER_8_BITS(data) ((data) & 0xFF) |
| |
| struct hinic_sge { |
| u32 hi_addr; |
| u32 lo_addr; |
| u32 len; |
| }; |
| |
| void hinic_cpu_to_be32(void *data, int len); |
| |
| void hinic_be32_to_cpu(void *data, int len); |
| |
| void hinic_set_sge(struct hinic_sge *sge, dma_addr_t addr, int len); |
| |
| dma_addr_t hinic_sge_to_dma(struct hinic_sge *sge); |
| |
| #endif |
