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

63 lines
1.5 KiB
C

/*
* cxgb3i.h: Chelsio S3xx iSCSI driver.
*
* Copyright (c) 2008-2015 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];
static inline unsigned int cxgb3i_get_private_ipv4addr(struct net_device *ndev)
{
return ((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr;
}
static inline void cxgb3i_set_private_ipv4addr(struct net_device *ndev,
unsigned int addr)
{
struct port_info *pi = (struct port_info *)netdev_priv(ndev);
pi->iscsic.flags = addr ? 1 : 0;
pi->iscsi_ipv4addr = addr;
if (addr)
memcpy(pi->iscsic.mac_addr, ndev->dev_addr, ETH_ALEN);
}
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