linux_dsm_epyc7002/drivers/net/ethernet/huawei/hinic/hinic_common.h
Aviad Krawczyk 76baca2e92 net-next/hinic: Add cmdq commands
Add cmdq commands for setting queue pair contexts in the nic.

Signed-off-by: Aviad Krawczyk <aviad.krawczyk@huawei.com>
Signed-off-by: Zhao Chen <zhaochen6@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-22 10:48:53 -07:00

39 lines
1.0 KiB
C

/*
* 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