/* * 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