Commit 76fed8a9 authored by Varun Prakash's avatar Varun Prakash Committed by David S. Miller
Browse files

cxgb4: add cxgb4_fcoe.h and macro definitions for FCoE 



This patch adds new header file cxgb4_fcoe.h and defines new
macros for FCoE support in cxgb4 driver.

Signed-off-by: default avatarVarun Prakash <varun@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ff40217e

drivers/net/ethernet/chelsio/cxgb4/cxgb4.h

+7 −0
Original line number Diff line number Diff line
@@ -387,6 +387,10 @@ struct sge_rspq; 


#include "cxgb4_dcb.h"



#ifdef CONFIG_CHELSIO_T4_FCOE

#include "cxgb4_fcoe.h"

#endif /* CONFIG_CHELSIO_T4_FCOE */



struct port_info {

	struct adapter *adapter;

	u16    viid;
@@ -406,6 +410,9 @@ struct port_info { 
#ifdef CONFIG_CHELSIO_T4_DCB

	struct port_dcb_info dcb;     /* Data Center Bridging support */

#endif

#ifdef CONFIG_CHELSIO_T4_FCOE

	struct cxgb_fcoe fcoe;

#endif /* CONFIG_CHELSIO_T4_FCOE */

};



struct dentry;

drivers/net/ethernet/chelsio/cxgb4/cxgb4_fcoe.h

0 → 100644
+57 −0
Original line number Diff line number Diff line 
/*

 * This file is part of the Chelsio T4 Ethernet driver for Linux.

 *

 * Copyright (c) 2015 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_FCOE_H__

#define __CXGB4_FCOE_H__



#ifdef CONFIG_CHELSIO_T4_FCOE



#define CXGB_FCOE_TXPKT_CSUM_START	28

#define CXGB_FCOE_TXPKT_CSUM_END	8



/* fcoe flags */

enum {

	CXGB_FCOE_ENABLED     = (1 << 0),

};



struct cxgb_fcoe {

	u8	flags;

};



int cxgb_fcoe_enable(struct net_device *);

int cxgb_fcoe_disable(struct net_device *);

bool cxgb_fcoe_sof_eof_supported(struct adapter *, struct sk_buff *);



#endif /* CONFIG_CHELSIO_T4_FCOE */

#endif /* __CXGB4_FCOE_H__ */

drivers/net/ethernet/chelsio/cxgb4/t4_msg.h

+25 −0
Original line number Diff line number Diff line
@@ -794,6 +794,14 @@ struct cpl_rx_pkt { 
	__be16 err_vec;

};



#define RXF_PSH_S    20

#define RXF_PSH_V(x) ((x) << RXF_PSH_S)

#define RXF_PSH_F    RXF_PSH_V(1U)



#define RXF_SYN_S    21

#define RXF_SYN_V(x) ((x) << RXF_SYN_S)

#define RXF_SYN_F    RXF_SYN_V(1U)



#define RXF_UDP_S    22

#define RXF_UDP_V(x) ((x) << RXF_UDP_S)

#define RXF_UDP_F    RXF_UDP_V(1U)
@@ -810,6 +818,18 @@ struct cpl_rx_pkt { 
#define RXF_IP6_V(x) ((x) << RXF_IP6_S)

#define RXF_IP6_F    RXF_IP6_V(1U)



#define RXF_SYN_COOKIE_S    26

#define RXF_SYN_COOKIE_V(x) ((x) << RXF_SYN_COOKIE_S)

#define RXF_SYN_COOKIE_F    RXF_SYN_COOKIE_V(1U)



#define RXF_FCOE_S    26

#define RXF_FCOE_V(x) ((x) << RXF_FCOE_S)

#define RXF_FCOE_F    RXF_FCOE_V(1U)



#define RXF_LRO_S    27

#define RXF_LRO_V(x) ((x) << RXF_LRO_S)

#define RXF_LRO_F    RXF_LRO_V(1U)



/* rx_pkt.l2info fields */

#define RX_ETHHDR_LEN_S    0

#define RX_ETHHDR_LEN_M    0x1F
@@ -846,6 +866,11 @@ struct cpl_rx_pkt { 
#define RX_IPHDR_LEN_V(x) ((x) << RX_IPHDR_LEN_S)

#define RX_IPHDR_LEN_G(x) (((x) >> RX_IPHDR_LEN_S) & RX_IPHDR_LEN_M)



/* rx_pkt.err_vec fields */

#define RXERR_CSUM_S    13

#define RXERR_CSUM_V(x) ((x) << RXERR_CSUM_S)

#define RXERR_CSUM_F    RXERR_CSUM_V(1U)



struct cpl_trace_pkt {

	u8 opcode;

	u8 intf;