OpenCloudOS-Kernel/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.h

58 lines
2.1 KiB
C

/*
* This file is part of the Chelsio T4 Ethernet driver for Linux.
*
* Copyright (c) 2016 Chelsio Communications, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __CXGB4_TC_U32_H
#define __CXGB4_TC_U32_H
#include <net/pkt_cls.h>
#define CXGB4_MAX_LINK_HANDLE 32
static inline bool can_tc_u32_offload(struct net_device *dev)
{
struct adapter *adap = netdev2adap(dev);
return (dev->features & NETIF_F_HW_TC) && adap->tc_u32 ? true : false;
}
int cxgb4_config_knode(struct net_device *dev, __be16 protocol,
struct tc_cls_u32_offload *cls);
int cxgb4_delete_knode(struct net_device *dev, __be16 protocol,
struct tc_cls_u32_offload *cls);
void cxgb4_cleanup_tc_u32(struct adapter *adapter);
struct cxgb4_tc_u32_table *cxgb4_init_tc_u32(struct adapter *adap,
unsigned int size);
#endif /* __CXGB4_TC_U32_H */