diff options
Diffstat (limited to 'drivers/scsi/cxgbi/cxgb3i/cxgb3i.h')
| -rw-r--r-- | drivers/scsi/cxgbi/cxgb3i/cxgb3i.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h new file mode 100644 index 000000000..b0430c935 --- /dev/null +++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h @@ -0,0 +1,62 @@ +/* + * 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 |