kxie@chelsio.com | 6f7efaa | 2010-08-16 20:55:53 -0700 | [diff] [blame] | 1 | /* |
| 2 | * cxgb3i.h: Chelsio S3xx iSCSI driver. |
| 3 | * |
| 4 | * Copyright (c) 2008 Chelsio Communications, Inc. |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * 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 1024 |
| 17 | #define CXGB3I_MAX_LUN 512 |
| 18 | #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 | |
| 25 | extern cxgb3_cpl_handler_func cxgb3i_cpl_handlers[NUM_CPL_CMDS]; |
| 26 | |
kxie@chelsio.com | 716163f | 2011-01-10 16:45:07 -0800 | [diff] [blame] | 27 | static inline unsigned int cxgb3i_get_private_ipv4addr(struct net_device *ndev) |
| 28 | { |
| 29 | return ((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr; |
| 30 | } |
| 31 | |
| 32 | static 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 | } |
kxie@chelsio.com | 6f7efaa | 2010-08-16 20:55:53 -0700 | [diff] [blame] | 42 | |
| 43 | struct 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 | |
| 53 | struct 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 | #endif |