xref: /openbmc/linux/drivers/scsi/cxgbi/cxgb4i/cxgb4i.h (revision 9b93eb47)
1 /*
2  * cxgb4i.h: Chelsio T4 iSCSI driver.
3  *
4  * Copyright (c) 2010-2015 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 
26 #define T5_ISS_VALID		(1 << 18)
27 
28 #endif	/* __CXGB4I_H__ */
29