mirror of https://gitee.com/openkylin/linux.git
76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
/*
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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/netdevice.h>
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#include <linux/u64_stats_sync.h>
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#include "hinic_hw_qp.h"
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#include "hinic_tx.h"
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/**
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* hinic_txq_clean_stats - Clean the statistics of specific queue
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* @txq: Logical Tx Queue
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**/
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void hinic_txq_clean_stats(struct hinic_txq *txq)
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{
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struct hinic_txq_stats *txq_stats = &txq->txq_stats;
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u64_stats_update_begin(&txq_stats->syncp);
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txq_stats->pkts = 0;
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txq_stats->bytes = 0;
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txq_stats->tx_busy = 0;
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txq_stats->tx_wake = 0;
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txq_stats->tx_dropped = 0;
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u64_stats_update_end(&txq_stats->syncp);
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}
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/**
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* txq_stats_init - Initialize the statistics of specific queue
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* @txq: Logical Tx Queue
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**/
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static void txq_stats_init(struct hinic_txq *txq)
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{
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struct hinic_txq_stats *txq_stats = &txq->txq_stats;
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u64_stats_init(&txq_stats->syncp);
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hinic_txq_clean_stats(txq);
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}
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/**
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* hinic_init_txq - Initialize the Tx Queue
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* @txq: Logical Tx Queue
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* @sq: Hardware Tx Queue to connect the Logical queue with
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* @netdev: network device to connect the Logical queue with
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*
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* Return 0 - Success, negative - Failure
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**/
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int hinic_init_txq(struct hinic_txq *txq, struct hinic_sq *sq,
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struct net_device *netdev)
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{
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txq->netdev = netdev;
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txq->sq = sq;
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txq_stats_init(txq);
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return 0;
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}
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/**
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* hinic_clean_txq - Clean the Tx Queue
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* @txq: Logical Tx Queue
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**/
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void hinic_clean_txq(struct hinic_txq *txq)
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{
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}
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