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r8125_rss.h
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r8125_rss.h
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/* SPDX-License-Identifier: GPL-2.0-only */
/*
################################################################################
#
# r8125 is the Linux device driver released for Realtek 2.5 Gigabit Ethernet
# controllers with PCI-Express interface.
#
# Copyright(c) 2024 Realtek Semiconductor Corp. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# This program is distributed in the hope that 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.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, see <http://www.gnu.org/licenses/>.
#
# Author:
# Realtek NIC software team <[email protected]>
# No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan
#
################################################################################
*/
/************************************************************************************
* This product is covered by one or more of the following patents:
* US6,570,884, US6,115,776, and US6,327,625.
***********************************************************************************/
#ifndef _LINUX_rtl8125_RSS_H
#define _LINUX_rtl8125_RSS_H
#include <linux/netdevice.h>
#include <linux/types.h>
#define RTL8125_RSS_KEY_SIZE 40 /* size of RSS Hash Key in bytes */
#define RTL8125_MAX_INDIRECTION_TABLE_ENTRIES 128
enum rtl8125_rss_flag {
RTL_8125_RSS_FLAG_HASH_UDP_IPV4 = (1 << 0),
RTL_8125_RSS_FLAG_HASH_UDP_IPV6 = (1 << 1),
};
struct rtl8125_private;
struct RxDesc;
int rtl8125_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
u32 *rule_locs);
int rtl8125_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd);
u32 rtl8125_get_rxfh_key_size(struct net_device *netdev);
u32 rtl8125_rss_indir_size(struct net_device *netdev);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6,8,0)
int rtl8125_get_rxfh(struct net_device *dev, struct ethtool_rxfh_param *rxfh);
int rtl8125_set_rxfh(struct net_device *dev, struct ethtool_rxfh_param *rxfh,
struct netlink_ext_ack *extack);
#else
int rtl8125_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
u8 *hfunc);
int rtl8125_set_rxfh(struct net_device *netdev, const u32 *indir,
const u8 *key, const u8 hfunc);
#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(6,8,0) */
void rtl8125_rx_hash(struct rtl8125_private *tp,
struct RxDesc *desc,
struct sk_buff *skb);
void _rtl8125_config_rss(struct rtl8125_private *tp);
void rtl8125_config_rss(struct rtl8125_private *tp);
void rtl8125_init_rss(struct rtl8125_private *tp);
u32 rtl8125_rss_indir_tbl_entries(struct rtl8125_private *tp);
void rtl8125_disable_rss(struct rtl8125_private *tp);
#endif /* _LINUX_rtl8125_RSS_H */