1 /*
2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
4 *
5 * See LICENSE.qlcnic for copyright and licensing details.
6 */
7
8 #ifndef __QLCNIC_DCBX_H
9 #define __QLCNIC_DCBX_H
10
11 #define QLCNIC_DCB_STATE 0
12 #define QLCNIC_DCB_AEN_MODE 1
13
14 #ifdef CONFIG_QLCNIC_DCB
15 int qlcnic_register_dcb(struct qlcnic_adapter *);
16 #else
qlcnic_register_dcb(struct qlcnic_adapter * adapter)17 static inline int qlcnic_register_dcb(struct qlcnic_adapter *adapter)
18 { return 0; }
19 #endif
20
21 struct qlcnic_dcb;
22
23 struct qlcnic_dcb_ops {
24 int (*query_hw_capability) (struct qlcnic_dcb *, char *);
25 int (*get_hw_capability) (struct qlcnic_dcb *);
26 int (*query_cee_param) (struct qlcnic_dcb *, char *, u8);
27 void (*init_dcbnl_ops) (struct qlcnic_dcb *);
28 void (*aen_handler) (struct qlcnic_dcb *, void *);
29 int (*get_cee_cfg) (struct qlcnic_dcb *);
30 void (*get_info) (struct qlcnic_dcb *);
31 int (*attach) (struct qlcnic_dcb *);
32 void (*free) (struct qlcnic_dcb *);
33 };
34
35 struct qlcnic_dcb {
36 struct qlcnic_dcb_mbx_params *param;
37 struct qlcnic_adapter *adapter;
38 struct delayed_work aen_work;
39 struct workqueue_struct *wq;
40 const struct qlcnic_dcb_ops *ops;
41 struct qlcnic_dcb_cfg *cfg;
42 unsigned long state;
43 };
44
qlcnic_clear_dcb_ops(struct qlcnic_dcb * dcb)45 static inline void qlcnic_clear_dcb_ops(struct qlcnic_dcb *dcb)
46 {
47 kfree(dcb);
48 }
49
qlcnic_dcb_get_hw_capability(struct qlcnic_dcb * dcb)50 static inline int qlcnic_dcb_get_hw_capability(struct qlcnic_dcb *dcb)
51 {
52 if (dcb && dcb->ops->get_hw_capability)
53 return dcb->ops->get_hw_capability(dcb);
54
55 return 0;
56 }
57
qlcnic_dcb_free(struct qlcnic_dcb * dcb)58 static inline void qlcnic_dcb_free(struct qlcnic_dcb *dcb)
59 {
60 if (dcb && dcb->ops->free)
61 dcb->ops->free(dcb);
62 }
63
qlcnic_dcb_attach(struct qlcnic_dcb * dcb)64 static inline int qlcnic_dcb_attach(struct qlcnic_dcb *dcb)
65 {
66 if (dcb && dcb->ops->attach)
67 return dcb->ops->attach(dcb);
68
69 return 0;
70 }
71
72 static inline int
qlcnic_dcb_query_hw_capability(struct qlcnic_dcb * dcb,char * buf)73 qlcnic_dcb_query_hw_capability(struct qlcnic_dcb *dcb, char *buf)
74 {
75 if (dcb && dcb->ops->query_hw_capability)
76 return dcb->ops->query_hw_capability(dcb, buf);
77
78 return 0;
79 }
80
qlcnic_dcb_get_info(struct qlcnic_dcb * dcb)81 static inline void qlcnic_dcb_get_info(struct qlcnic_dcb *dcb)
82 {
83 if (dcb && dcb->ops->get_info)
84 dcb->ops->get_info(dcb);
85 }
86
87 static inline int
qlcnic_dcb_query_cee_param(struct qlcnic_dcb * dcb,char * buf,u8 type)88 qlcnic_dcb_query_cee_param(struct qlcnic_dcb *dcb, char *buf, u8 type)
89 {
90 if (dcb && dcb->ops->query_cee_param)
91 return dcb->ops->query_cee_param(dcb, buf, type);
92
93 return 0;
94 }
95
qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb * dcb)96 static inline int qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb *dcb)
97 {
98 if (dcb && dcb->ops->get_cee_cfg)
99 return dcb->ops->get_cee_cfg(dcb);
100
101 return 0;
102 }
103
qlcnic_dcb_aen_handler(struct qlcnic_dcb * dcb,void * msg)104 static inline void qlcnic_dcb_aen_handler(struct qlcnic_dcb *dcb, void *msg)
105 {
106 if (dcb && dcb->ops->aen_handler)
107 dcb->ops->aen_handler(dcb, msg);
108 }
109
qlcnic_dcb_init_dcbnl_ops(struct qlcnic_dcb * dcb)110 static inline void qlcnic_dcb_init_dcbnl_ops(struct qlcnic_dcb *dcb)
111 {
112 if (dcb && dcb->ops->init_dcbnl_ops)
113 dcb->ops->init_dcbnl_ops(dcb);
114 }
115
qlcnic_dcb_enable(struct qlcnic_dcb * dcb)116 static inline void qlcnic_dcb_enable(struct qlcnic_dcb *dcb)
117 {
118 if (dcb && qlcnic_dcb_attach(dcb))
119 qlcnic_clear_dcb_ops(dcb);
120 }
121 #endif
122