/*
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* cxgb3i.h: Chelsio S3xx iSCSI driver.
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*
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* Copyright (c) 2008-2015 Chelsio Communications, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation.
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*
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* Written by: Karen Xie (kxie@chelsio.com)
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*/
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#ifndef __CXGB3I_H__
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#define __CXGB3I_H__
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#define CXGB3I_SCSI_HOST_QDEPTH 1024
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#define CXGB3I_MAX_LUN 512
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#define ISCSI_PDU_NONPAYLOAD_MAX \
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(sizeof(struct iscsi_hdr) + ISCSI_MAX_AHS_SIZE + 2*ISCSI_DIGEST_SIZE)
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/*for TX: a skb must have a headroom of at least TX_HEADER_LEN bytes */
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#define CXGB3I_TX_HEADER_LEN \
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(sizeof(struct tx_data_wr) + sizeof(struct sge_opaque_hdr))
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extern cxgb3_cpl_handler_func cxgb3i_cpl_handlers[NUM_CPL_CMDS];
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static inline unsigned int cxgb3i_get_private_ipv4addr(struct net_device *ndev)
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{
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return ((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr;
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}
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static inline void cxgb3i_set_private_ipv4addr(struct net_device *ndev,
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unsigned int addr)
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{
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struct port_info *pi = (struct port_info *)netdev_priv(ndev);
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pi->iscsic.flags = addr ? 1 : 0;
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pi->iscsi_ipv4addr = addr;
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if (addr)
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memcpy(pi->iscsic.mac_addr, ndev->dev_addr, ETH_ALEN);
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}
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struct cpl_iscsi_hdr_norss {
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union opcode_tid ot;
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u16 pdu_len_ddp;
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u16 len;
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u32 seq;
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u16 urg;
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u8 rsvd;
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u8 status;
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};
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struct cpl_rx_data_ddp_norss {
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union opcode_tid ot;
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u16 urg;
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u16 len;
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u32 seq;
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u32 nxt_seq;
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u32 ulp_crc;
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u32 ddp_status;
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};
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#endif
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