88 строки
2.2 KiB
C
88 строки
2.2 KiB
C
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/*
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* Huawei HiNIC PCI Express Linux driver
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* Copyright(c) 2017 Huawei Technologies Co., Ltd
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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*/
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#include <linux/types.h>
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#include <linux/errno.h>
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#include "hinic_hw_if.h"
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#include "hinic_hw_cmdq.h"
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/**
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* hinic_alloc_cmdq_buf - alloc buffer for sending command
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* @cmdqs: the cmdqs
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* @cmdq_buf: the buffer returned in this struct
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*
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* Return 0 - Success, negative - Failure
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**/
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int hinic_alloc_cmdq_buf(struct hinic_cmdqs *cmdqs,
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struct hinic_cmdq_buf *cmdq_buf)
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{
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/* should be implemented */
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return -ENOMEM;
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}
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/**
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* hinic_free_cmdq_buf - free buffer
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* @cmdqs: the cmdqs
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* @cmdq_buf: the buffer to free that is in this struct
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**/
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void hinic_free_cmdq_buf(struct hinic_cmdqs *cmdqs,
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struct hinic_cmdq_buf *cmdq_buf)
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{
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/* should be implemented */
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}
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/**
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* hinic_cmdq_direct_resp - send command with direct data as resp
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* @cmdqs: the cmdqs
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* @mod: module on the card that will handle the command
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* @cmd: the command
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* @buf_in: the buffer for the command
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* @resp: the response to return
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*
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* Return 0 - Success, negative - Failure
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**/
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int hinic_cmdq_direct_resp(struct hinic_cmdqs *cmdqs,
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enum hinic_mod_type mod, u8 cmd,
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struct hinic_cmdq_buf *buf_in, u64 *resp)
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{
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/* should be implemented */
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return -EINVAL;
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}
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/**
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* hinic_init_cmdqs - init all cmdqs
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* @cmdqs: cmdqs to init
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* @hwif: HW interface for accessing cmdqs
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* @db_area: doorbell areas for all the cmdqs
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*
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* Return 0 - Success, negative - Failure
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**/
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int hinic_init_cmdqs(struct hinic_cmdqs *cmdqs, struct hinic_hwif *hwif,
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void __iomem **db_area)
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{
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/* should be implemented */
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return -EINVAL;
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}
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/**
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* hinic_free_cmdqs - free all cmdqs
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* @cmdqs: cmdqs to free
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**/
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void hinic_free_cmdqs(struct hinic_cmdqs *cmdqs)
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{
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/* should be implemented */
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}
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