linux-sg2042/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h

52 lines
1.2 KiB
C

/*
* cxgb3i.h: Chelsio S3xx iSCSI driver.
*
* Copyright (c) 2008 Chelsio Communications, Inc.
*
* 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.
*
* Written by: Karen Xie (kxie@chelsio.com)
*/
#ifndef __CXGB3I_H__
#define __CXGB3I_H__
#define CXGB3I_SCSI_HOST_QDEPTH 1024
#define CXGB3I_MAX_LUN 512
#define ISCSI_PDU_NONPAYLOAD_MAX \
(sizeof(struct iscsi_hdr) + ISCSI_MAX_AHS_SIZE + 2*ISCSI_DIGEST_SIZE)
/*for TX: a skb must have a headroom of at least TX_HEADER_LEN bytes */
#define CXGB3I_TX_HEADER_LEN \
(sizeof(struct tx_data_wr) + sizeof(struct sge_opaque_hdr))
extern cxgb3_cpl_handler_func cxgb3i_cpl_handlers[NUM_CPL_CMDS];
#define cxgb3i_get_private_ipv4addr(ndev) \
(((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr)
#define cxgb3i_set_private_ipv4addr(ndev, addr) \
(((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr) = addr
struct cpl_iscsi_hdr_norss {
union opcode_tid ot;
u16 pdu_len_ddp;
u16 len;
u32 seq;
u16 urg;
u8 rsvd;
u8 status;
};
struct cpl_rx_data_ddp_norss {
union opcode_tid ot;
u16 urg;
u16 len;
u32 seq;
u32 nxt_seq;
u32 ulp_crc;
u32 ddp_status;
};
#endif