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Diffstat (limited to 'drivers/scsi/cxgb3i/cxgb3i_pdu.h')
-rw-r--r--drivers/scsi/cxgb3i/cxgb3i_pdu.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/scsi/cxgb3i/cxgb3i_pdu.h b/drivers/scsi/cxgb3i/cxgb3i_pdu.h
new file mode 100644
index 000000000000..a3f685cc2362
--- /dev/null
+++ b/drivers/scsi/cxgb3i/cxgb3i_pdu.h
@@ -0,0 +1,59 @@
1/*
2 * cxgb3i_ulp2.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_ULP2_PDU_H__
14#define __CXGB3I_ULP2_PDU_H__
15
16struct cpl_iscsi_hdr_norss {
17 union opcode_tid ot;
18 u16 pdu_len_ddp;
19 u16 len;
20 u32 seq;
21 u16 urg;
22 u8 rsvd;
23 u8 status;
24};
25
26struct cpl_rx_data_ddp_norss {
27 union opcode_tid ot;
28 u16 urg;
29 u16 len;
30 u32 seq;
31 u32 nxt_seq;
32 u32 ulp_crc;
33 u32 ddp_status;
34};
35
36#define RX_DDP_STATUS_IPP_SHIFT 27 /* invalid pagepod */
37#define RX_DDP_STATUS_TID_SHIFT 26 /* tid mismatch */
38#define RX_DDP_STATUS_COLOR_SHIFT 25 /* color mismatch */
39#define RX_DDP_STATUS_OFFSET_SHIFT 24 /* offset mismatch */
40#define RX_DDP_STATUS_ULIMIT_SHIFT 23 /* ulimit error */
41#define RX_DDP_STATUS_TAG_SHIFT 22 /* tag mismatch */
42#define RX_DDP_STATUS_DCRC_SHIFT 21 /* dcrc error */
43#define RX_DDP_STATUS_HCRC_SHIFT 20 /* hcrc error */
44#define RX_DDP_STATUS_PAD_SHIFT 19 /* pad error */
45#define RX_DDP_STATUS_PPP_SHIFT 18 /* pagepod parity error */
46#define RX_DDP_STATUS_LLIMIT_SHIFT 17 /* llimit error */
47#define RX_DDP_STATUS_DDP_SHIFT 16 /* ddp'able */
48#define RX_DDP_STATUS_PMM_SHIFT 15 /* pagepod mismatch */
49
50#define ULP2_FLAG_DATA_READY 0x1
51#define ULP2_FLAG_DATA_DDPED 0x2
52#define ULP2_FLAG_HCRC_ERROR 0x10
53#define ULP2_FLAG_DCRC_ERROR 0x20
54#define ULP2_FLAG_PAD_ERROR 0x40
55
56void cxgb3i_conn_closing(struct s3_conn *);
57void cxgb3i_conn_pdu_ready(struct s3_conn *c3cn);
58void cxgb3i_conn_tx_open(struct s3_conn *c3cn);
59#endif