1/*
2 * cxgb4i.h: Chelsio T4 iSCSI driver.
3 *
4 * Copyright (c) 2010 Chelsio Communications, Inc.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation.
9 *
10 * Written by: Karen Xie (kxie@chelsio.com)
11 * Written by: Rakesh Ranjan (rranjan@chelsio.com)
12 */
13
14#ifndef	__CXGB4I_H__
15#define	__CXGB4I_H__
16
17#define	CXGB4I_SCSI_HOST_QDEPTH	1024
18#define	CXGB4I_MAX_CONN		16384
19#define	CXGB4I_MAX_TARGET	CXGB4I_MAX_CONN
20#define	CXGB4I_MAX_LUN		0x1000
21
22/* for TX: a skb must have a headroom of at least TX_HEADER_LEN bytes */
23#define CXGB4I_TX_HEADER_LEN \
24	(sizeof(struct fw_ofld_tx_data_wr) + sizeof(struct sge_opaque_hdr))
25
26struct ulptx_idata {
27	__be32 cmd_more;
28	__be32 len;
29};
30
31struct cpl_rx_data_ddp {
32	union opcode_tid ot;
33	__be16 urg;
34	__be16 len;
35	__be32 seq;
36	union {
37		__be32 nxt_seq;
38		__be32 ddp_report;
39	};
40	__be32 ulp_crc;
41	__be32 ddpvld;
42};
43#endif	/* __CXGB4I_H__ */
44