1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright 2008 Cisco Systems, Inc. All rights reserved.
4 * Copyright 2007 Nuova Systems, Inc. All rights reserved.
5 */
6#ifndef _VNIC_SCSI_H_
7#define _VNIC_SCSI_H_
8
9#define VNIC_FNIC_WQ_COPY_COUNT_MIN 1
10#define VNIC_FNIC_WQ_COPY_COUNT_MAX 1
11
12#define VNIC_FNIC_WQ_DESCS_MIN 64
13#define VNIC_FNIC_WQ_DESCS_MAX 128
14
15#define VNIC_FNIC_WQ_COPY_DESCS_MIN 64
16#define VNIC_FNIC_WQ_COPY_DESCS_MAX 512
17
18#define VNIC_FNIC_RQ_DESCS_MIN 64
19#define VNIC_FNIC_RQ_DESCS_MAX 128
20
21#define VNIC_FNIC_EDTOV_MIN 1000
22#define VNIC_FNIC_EDTOV_MAX 255000
23#define VNIC_FNIC_EDTOV_DEF 2000
24
25#define VNIC_FNIC_RATOV_MIN 1000
26#define VNIC_FNIC_RATOV_MAX 255000
27
28#define VNIC_FNIC_MAXDATAFIELDSIZE_MIN 256
29#define VNIC_FNIC_MAXDATAFIELDSIZE_MAX 2112
30
31#define VNIC_FNIC_FLOGI_RETRIES_MIN 0
32#define VNIC_FNIC_FLOGI_RETRIES_MAX 0xffffffff
33#define VNIC_FNIC_FLOGI_RETRIES_DEF 0xffffffff
34
35#define VNIC_FNIC_FLOGI_TIMEOUT_MIN 1000
36#define VNIC_FNIC_FLOGI_TIMEOUT_MAX 255000
37
38#define VNIC_FNIC_PLOGI_RETRIES_MIN 0
39#define VNIC_FNIC_PLOGI_RETRIES_MAX 255
40#define VNIC_FNIC_PLOGI_RETRIES_DEF 8
41
42#define VNIC_FNIC_PLOGI_TIMEOUT_MIN 1000
43#define VNIC_FNIC_PLOGI_TIMEOUT_MAX 255000
44
45#define VNIC_FNIC_IO_THROTTLE_COUNT_MIN 1
46#define VNIC_FNIC_IO_THROTTLE_COUNT_MAX 2048
47
48#define VNIC_FNIC_LINK_DOWN_TIMEOUT_MIN 0
49#define VNIC_FNIC_LINK_DOWN_TIMEOUT_MAX 240000
50
51#define VNIC_FNIC_PORT_DOWN_TIMEOUT_MIN 0
52#define VNIC_FNIC_PORT_DOWN_TIMEOUT_MAX 240000
53
54#define VNIC_FNIC_PORT_DOWN_IO_RETRIES_MIN 0
55#define VNIC_FNIC_PORT_DOWN_IO_RETRIES_MAX 255
56
57#define VNIC_FNIC_LUNS_PER_TARGET_MIN 1
58#define VNIC_FNIC_LUNS_PER_TARGET_MAX 1024
59
60/* Device-specific region: scsi configuration */
61struct vnic_fc_config {
62 u64 node_wwn;
63 u64 port_wwn;
64 u32 flags;
65 u32 wq_enet_desc_count;
66 u32 wq_copy_desc_count;
67 u32 rq_desc_count;
68 u32 flogi_retries;
69 u32 flogi_timeout;
70 u32 plogi_retries;
71 u32 plogi_timeout;
72 u32 io_throttle_count;
73 u32 link_down_timeout;
74 u32 port_down_timeout;
75 u32 port_down_io_retries;
76 u32 luns_per_tgt;
77 u16 maxdatafieldsize;
78 u16 ed_tov;
79 u16 ra_tov;
80 u16 intr_timer;
81 u8 intr_timer_type;
82};
83
84#define VFCF_FCP_SEQ_LVL_ERR 0x1 /* Enable FCP-2 Error Recovery */
85#define VFCF_PERBI 0x2 /* persistent binding info available */
86#define VFCF_FIP_CAPABLE 0x4 /* firmware can handle FIP */
87
88#endif /* _VNIC_SCSI_H_ */
89

source code of linux/drivers/scsi/fnic/vnic_scsi.h