cxgb3i.h

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/*
 * 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 ([email protected])
 */

#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