xref: /kernel/linux/linux-5.10/drivers/net/ethernet/huawei/hinic/hinic_common.h
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18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */
28c2ecf20Sopenharmony_ci/*
38c2ecf20Sopenharmony_ci * Huawei HiNIC PCI Express Linux driver
48c2ecf20Sopenharmony_ci * Copyright(c) 2017 Huawei Technologies Co., Ltd
58c2ecf20Sopenharmony_ci */
68c2ecf20Sopenharmony_ci
78c2ecf20Sopenharmony_ci#ifndef HINIC_COMMON_H
88c2ecf20Sopenharmony_ci#define HINIC_COMMON_H
98c2ecf20Sopenharmony_ci
108c2ecf20Sopenharmony_ci#include <linux/types.h>
118c2ecf20Sopenharmony_ci
128c2ecf20Sopenharmony_ci#define UPPER_8_BITS(data)      (((data) >> 8) & 0xFF)
138c2ecf20Sopenharmony_ci#define LOWER_8_BITS(data)      ((data) & 0xFF)
148c2ecf20Sopenharmony_ci
158c2ecf20Sopenharmony_cistruct hinic_sge {
168c2ecf20Sopenharmony_ci	u32             hi_addr;
178c2ecf20Sopenharmony_ci	u32             lo_addr;
188c2ecf20Sopenharmony_ci	u32             len;
198c2ecf20Sopenharmony_ci};
208c2ecf20Sopenharmony_ci
218c2ecf20Sopenharmony_civoid hinic_cpu_to_be32(void *data, int len);
228c2ecf20Sopenharmony_ci
238c2ecf20Sopenharmony_civoid hinic_be32_to_cpu(void *data, int len);
248c2ecf20Sopenharmony_ci
258c2ecf20Sopenharmony_civoid hinic_set_sge(struct hinic_sge *sge, dma_addr_t addr, int len);
268c2ecf20Sopenharmony_ci
278c2ecf20Sopenharmony_cidma_addr_t hinic_sge_to_dma(struct hinic_sge *sge);
288c2ecf20Sopenharmony_ci
298c2ecf20Sopenharmony_ci#endif
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Indexes created Thu Nov 07 10:32:03 CST 2024