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a61127c2 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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2 | /* |
3 | * Copyright (c) 2011-2012 Intel Corporation. All rights reserved. | |
4 | * | |
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5 | * Maintained at www.Open-FCoE.org |
6 | */ | |
7 | ||
8 | #ifndef FCOE_SYSFS | |
9 | #define FCOE_SYSFS | |
10 | ||
11 | #include <linux/if_ether.h> | |
12 | #include <linux/device.h> | |
13 | #include <scsi/fc/fc_fcoe.h> | |
14 | ||
15 | struct fcoe_ctlr_device; | |
16 | struct fcoe_fcf_device; | |
17 | ||
18 | struct fcoe_sysfs_function_template { | |
19 | void (*get_fcoe_ctlr_link_fail)(struct fcoe_ctlr_device *); | |
20 | void (*get_fcoe_ctlr_vlink_fail)(struct fcoe_ctlr_device *); | |
21 | void (*get_fcoe_ctlr_miss_fka)(struct fcoe_ctlr_device *); | |
22 | void (*get_fcoe_ctlr_symb_err)(struct fcoe_ctlr_device *); | |
23 | void (*get_fcoe_ctlr_err_block)(struct fcoe_ctlr_device *); | |
24 | void (*get_fcoe_ctlr_fcs_error)(struct fcoe_ctlr_device *); | |
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25 | void (*set_fcoe_ctlr_mode)(struct fcoe_ctlr_device *); |
26 | int (*set_fcoe_ctlr_enabled)(struct fcoe_ctlr_device *); | |
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27 | void (*get_fcoe_fcf_selected)(struct fcoe_fcf_device *); |
28 | void (*get_fcoe_fcf_vlan_id)(struct fcoe_fcf_device *); | |
29 | }; | |
30 | ||
31 | #define dev_to_ctlr(d) \ | |
32 | container_of((d), struct fcoe_ctlr_device, dev) | |
33 | ||
34 | enum fip_conn_type { | |
35 | FIP_CONN_TYPE_UNKNOWN, | |
36 | FIP_CONN_TYPE_FABRIC, | |
37 | FIP_CONN_TYPE_VN2VN, | |
38 | }; | |
39 | ||
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40 | enum ctlr_enabled_state { |
41 | FCOE_CTLR_ENABLED, | |
42 | FCOE_CTLR_DISABLED, | |
43 | FCOE_CTLR_UNUSED, | |
44 | }; | |
45 | ||
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46 | struct fcoe_ctlr_device { |
47 | u32 id; | |
48 | ||
49 | struct device dev; | |
50 | struct fcoe_sysfs_function_template *f; | |
51 | ||
52 | struct list_head fcfs; | |
53 | char work_q_name[20]; | |
54 | struct workqueue_struct *work_q; | |
55 | char devloss_work_q_name[20]; | |
56 | struct workqueue_struct *devloss_work_q; | |
57 | struct mutex lock; | |
58 | ||
59 | int fcf_dev_loss_tmo; | |
60 | enum fip_conn_type mode; | |
61 | ||
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62 | enum ctlr_enabled_state enabled; |
63 | ||
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64 | /* expected in host order for displaying */ |
65 | struct fcoe_fc_els_lesb lesb; | |
66 | }; | |
67 | ||
68 | static inline void *fcoe_ctlr_device_priv(const struct fcoe_ctlr_device *ctlr) | |
69 | { | |
70 | return (void *)(ctlr + 1); | |
71 | } | |
72 | ||
73 | /* fcf states */ | |
74 | enum fcf_state { | |
75 | FCOE_FCF_STATE_UNKNOWN, | |
76 | FCOE_FCF_STATE_DISCONNECTED, | |
77 | FCOE_FCF_STATE_CONNECTED, | |
78 | FCOE_FCF_STATE_DELETED, | |
79 | }; | |
80 | ||
81 | struct fcoe_fcf_device { | |
82 | u32 id; | |
83 | struct device dev; | |
84 | struct list_head peers; | |
85 | struct work_struct delete_work; | |
86 | struct delayed_work dev_loss_work; | |
87 | u32 dev_loss_tmo; | |
88 | void *priv; | |
89 | enum fcf_state state; | |
90 | ||
91 | u64 fabric_name; | |
92 | u64 switch_name; | |
93 | u32 fc_map; | |
94 | u16 vfid; | |
95 | u8 mac[ETH_ALEN]; | |
96 | u8 priority; | |
97 | u32 fka_period; | |
98 | u8 selected; | |
99 | u16 vlan_id; | |
100 | }; | |
101 | ||
102 | #define dev_to_fcf(d) \ | |
103 | container_of((d), struct fcoe_fcf_device, dev) | |
104 | /* parentage should never be missing */ | |
105 | #define fcoe_fcf_dev_to_ctlr_dev(x) \ | |
106 | dev_to_ctlr((x)->dev.parent) | |
107 | #define fcoe_fcf_device_priv(x) \ | |
108 | ((x)->priv) | |
109 | ||
110 | struct fcoe_ctlr_device *fcoe_ctlr_device_add(struct device *parent, | |
111 | struct fcoe_sysfs_function_template *f, | |
112 | int priv_size); | |
113 | void fcoe_ctlr_device_delete(struct fcoe_ctlr_device *); | |
114 | struct fcoe_fcf_device *fcoe_fcf_device_add(struct fcoe_ctlr_device *, | |
115 | struct fcoe_fcf_device *); | |
116 | void fcoe_fcf_device_delete(struct fcoe_fcf_device *); | |
117 | ||
118 | int __init fcoe_sysfs_setup(void); | |
119 | void __exit fcoe_sysfs_teardown(void); | |
120 | ||
121 | #endif /* FCOE_SYSFS */ |