1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Copyright (c) 2011-2012 Intel Corporation. All rights reserved.
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Maintained at www.Open-FCoE.org
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #ifndef FCOE_SYSFS
9*4882a593Smuzhiyun #define FCOE_SYSFS
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun #include <linux/if_ether.h>
12*4882a593Smuzhiyun #include <linux/device.h>
13*4882a593Smuzhiyun #include <scsi/fc/fc_fcoe.h>
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun struct fcoe_ctlr_device;
16*4882a593Smuzhiyun struct fcoe_fcf_device;
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun struct fcoe_sysfs_function_template {
19*4882a593Smuzhiyun void (*get_fcoe_ctlr_link_fail)(struct fcoe_ctlr_device *);
20*4882a593Smuzhiyun void (*get_fcoe_ctlr_vlink_fail)(struct fcoe_ctlr_device *);
21*4882a593Smuzhiyun void (*get_fcoe_ctlr_miss_fka)(struct fcoe_ctlr_device *);
22*4882a593Smuzhiyun void (*get_fcoe_ctlr_symb_err)(struct fcoe_ctlr_device *);
23*4882a593Smuzhiyun void (*get_fcoe_ctlr_err_block)(struct fcoe_ctlr_device *);
24*4882a593Smuzhiyun void (*get_fcoe_ctlr_fcs_error)(struct fcoe_ctlr_device *);
25*4882a593Smuzhiyun void (*set_fcoe_ctlr_mode)(struct fcoe_ctlr_device *);
26*4882a593Smuzhiyun int (*set_fcoe_ctlr_enabled)(struct fcoe_ctlr_device *);
27*4882a593Smuzhiyun void (*get_fcoe_fcf_selected)(struct fcoe_fcf_device *);
28*4882a593Smuzhiyun void (*get_fcoe_fcf_vlan_id)(struct fcoe_fcf_device *);
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun #define dev_to_ctlr(d) \
32*4882a593Smuzhiyun container_of((d), struct fcoe_ctlr_device, dev)
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun enum fip_conn_type {
35*4882a593Smuzhiyun FIP_CONN_TYPE_UNKNOWN,
36*4882a593Smuzhiyun FIP_CONN_TYPE_FABRIC,
37*4882a593Smuzhiyun FIP_CONN_TYPE_VN2VN,
38*4882a593Smuzhiyun };
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun enum ctlr_enabled_state {
41*4882a593Smuzhiyun FCOE_CTLR_ENABLED,
42*4882a593Smuzhiyun FCOE_CTLR_DISABLED,
43*4882a593Smuzhiyun FCOE_CTLR_UNUSED,
44*4882a593Smuzhiyun };
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun struct fcoe_ctlr_device {
47*4882a593Smuzhiyun u32 id;
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun struct device dev;
50*4882a593Smuzhiyun struct fcoe_sysfs_function_template *f;
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun struct list_head fcfs;
53*4882a593Smuzhiyun char work_q_name[20];
54*4882a593Smuzhiyun struct workqueue_struct *work_q;
55*4882a593Smuzhiyun char devloss_work_q_name[20];
56*4882a593Smuzhiyun struct workqueue_struct *devloss_work_q;
57*4882a593Smuzhiyun struct mutex lock;
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun int fcf_dev_loss_tmo;
60*4882a593Smuzhiyun enum fip_conn_type mode;
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun enum ctlr_enabled_state enabled;
63*4882a593Smuzhiyun
64*4882a593Smuzhiyun /* expected in host order for displaying */
65*4882a593Smuzhiyun struct fcoe_fc_els_lesb lesb;
66*4882a593Smuzhiyun };
67*4882a593Smuzhiyun
fcoe_ctlr_device_priv(const struct fcoe_ctlr_device * ctlr)68*4882a593Smuzhiyun static inline void *fcoe_ctlr_device_priv(const struct fcoe_ctlr_device *ctlr)
69*4882a593Smuzhiyun {
70*4882a593Smuzhiyun return (void *)(ctlr + 1);
71*4882a593Smuzhiyun }
72*4882a593Smuzhiyun
73*4882a593Smuzhiyun /* fcf states */
74*4882a593Smuzhiyun enum fcf_state {
75*4882a593Smuzhiyun FCOE_FCF_STATE_UNKNOWN,
76*4882a593Smuzhiyun FCOE_FCF_STATE_DISCONNECTED,
77*4882a593Smuzhiyun FCOE_FCF_STATE_CONNECTED,
78*4882a593Smuzhiyun FCOE_FCF_STATE_DELETED,
79*4882a593Smuzhiyun };
80*4882a593Smuzhiyun
81*4882a593Smuzhiyun struct fcoe_fcf_device {
82*4882a593Smuzhiyun u32 id;
83*4882a593Smuzhiyun struct device dev;
84*4882a593Smuzhiyun struct list_head peers;
85*4882a593Smuzhiyun struct work_struct delete_work;
86*4882a593Smuzhiyun struct delayed_work dev_loss_work;
87*4882a593Smuzhiyun u32 dev_loss_tmo;
88*4882a593Smuzhiyun void *priv;
89*4882a593Smuzhiyun enum fcf_state state;
90*4882a593Smuzhiyun
91*4882a593Smuzhiyun u64 fabric_name;
92*4882a593Smuzhiyun u64 switch_name;
93*4882a593Smuzhiyun u32 fc_map;
94*4882a593Smuzhiyun u16 vfid;
95*4882a593Smuzhiyun u8 mac[ETH_ALEN];
96*4882a593Smuzhiyun u8 priority;
97*4882a593Smuzhiyun u32 fka_period;
98*4882a593Smuzhiyun u8 selected;
99*4882a593Smuzhiyun u16 vlan_id;
100*4882a593Smuzhiyun };
101*4882a593Smuzhiyun
102*4882a593Smuzhiyun #define dev_to_fcf(d) \
103*4882a593Smuzhiyun container_of((d), struct fcoe_fcf_device, dev)
104*4882a593Smuzhiyun /* parentage should never be missing */
105*4882a593Smuzhiyun #define fcoe_fcf_dev_to_ctlr_dev(x) \
106*4882a593Smuzhiyun dev_to_ctlr((x)->dev.parent)
107*4882a593Smuzhiyun #define fcoe_fcf_device_priv(x) \
108*4882a593Smuzhiyun ((x)->priv)
109*4882a593Smuzhiyun
110*4882a593Smuzhiyun struct fcoe_ctlr_device *fcoe_ctlr_device_add(struct device *parent,
111*4882a593Smuzhiyun struct fcoe_sysfs_function_template *f,
112*4882a593Smuzhiyun int priv_size);
113*4882a593Smuzhiyun void fcoe_ctlr_device_delete(struct fcoe_ctlr_device *);
114*4882a593Smuzhiyun struct fcoe_fcf_device *fcoe_fcf_device_add(struct fcoe_ctlr_device *,
115*4882a593Smuzhiyun struct fcoe_fcf_device *);
116*4882a593Smuzhiyun void fcoe_fcf_device_delete(struct fcoe_fcf_device *);
117*4882a593Smuzhiyun
118*4882a593Smuzhiyun int __init fcoe_sysfs_setup(void);
119*4882a593Smuzhiyun void __exit fcoe_sysfs_teardown(void);
120*4882a593Smuzhiyun
121*4882a593Smuzhiyun #endif /* FCOE_SYSFS */
122