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1/*2 * cxgb3i.h: Chelsio S3xx iSCSI driver.3 *4 * Copyright (c) 2008-2015 Chelsio Communications, Inc.5 *6 * This program is free software; you can redistribute it and/or modify7 * it under the terms of the GNU General Public License as published by8 * the Free Software Foundation.9 *10 * Written by: Karen Xie (kxie@chelsio.com)11 */12 13#ifndef __CXGB3I_H__14#define __CXGB3I_H__15 16#define CXGB3I_SCSI_HOST_QDEPTH 102417#define CXGB3I_MAX_LUN 51218#define ISCSI_PDU_NONPAYLOAD_MAX \19 (sizeof(struct iscsi_hdr) + ISCSI_MAX_AHS_SIZE + 2*ISCSI_DIGEST_SIZE)20 21/*for TX: a skb must have a headroom of at least TX_HEADER_LEN bytes */22#define CXGB3I_TX_HEADER_LEN \23 (sizeof(struct tx_data_wr) + sizeof(struct sge_opaque_hdr))24 25extern cxgb3_cpl_handler_func cxgb3i_cpl_handlers[NUM_CPL_CMDS];26 27static inline unsigned int cxgb3i_get_private_ipv4addr(struct net_device *ndev)28{29 return ((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr;30}31 32static inline void cxgb3i_set_private_ipv4addr(struct net_device *ndev,33 unsigned int addr)34{35 struct port_info *pi = (struct port_info *)netdev_priv(ndev);36 37 pi->iscsic.flags = addr ? 1 : 0;38 pi->iscsi_ipv4addr = addr;39 if (addr)40 memcpy(pi->iscsic.mac_addr, ndev->dev_addr, ETH_ALEN);41}42 43struct cpl_iscsi_hdr_norss {44 union opcode_tid ot;45 u16 pdu_len_ddp;46 u16 len;47 u32 seq;48 u16 urg;49 u8 rsvd;50 u8 status;51};52 53struct cpl_rx_data_ddp_norss {54 union opcode_tid ot;55 u16 urg;56 u16 len;57 u32 seq;58 u32 nxt_seq;59 u32 ulp_crc;60 u32 ddp_status;61};62#endif63