[go: nahoru, domu]
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
15int qlcnic_register_dcb(struct qlcnic_adapter *);
16#else
17static inline int qlcnic_register_dcb(struct qlcnic_adapter *adapter)
18{ return 0; }
19#endif
20
21struct qlcnic_dcb;
22
23struct 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
35struct 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	struct qlcnic_dcb_ops		*ops;
41	struct qlcnic_dcb_cfg		*cfg;
42	unsigned long			state;
43};
44
45static inline void qlcnic_clear_dcb_ops(struct qlcnic_dcb *dcb)
46{
47	kfree(dcb);
48	dcb = NULL;
49}
50
51static inline int qlcnic_dcb_get_hw_capability(struct qlcnic_dcb *dcb)
52{
53	if (dcb && dcb->ops->get_hw_capability)
54		return dcb->ops->get_hw_capability(dcb);
55
56	return 0;
57}
58
59static inline void qlcnic_dcb_free(struct qlcnic_dcb *dcb)
60{
61	if (dcb && dcb->ops->free)
62		dcb->ops->free(dcb);
63}
64
65static inline int qlcnic_dcb_attach(struct qlcnic_dcb *dcb)
66{
67	if (dcb && dcb->ops->attach)
68		return dcb->ops->attach(dcb);
69
70	return 0;
71}
72
73static inline int
74qlcnic_dcb_query_hw_capability(struct qlcnic_dcb *dcb, char *buf)
75{
76	if (dcb && dcb->ops->query_hw_capability)
77		return dcb->ops->query_hw_capability(dcb, buf);
78
79	return 0;
80}
81
82static inline void qlcnic_dcb_get_info(struct qlcnic_dcb *dcb)
83{
84	if (dcb && dcb->ops->get_info)
85		dcb->ops->get_info(dcb);
86}
87
88static inline int
89qlcnic_dcb_query_cee_param(struct qlcnic_dcb *dcb, char *buf, u8 type)
90{
91	if (dcb && dcb->ops->query_cee_param)
92		return dcb->ops->query_cee_param(dcb, buf, type);
93
94	return 0;
95}
96
97static inline int qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb *dcb)
98{
99	if (dcb && dcb->ops->get_cee_cfg)
100		return dcb->ops->get_cee_cfg(dcb);
101
102	return 0;
103}
104
105static inline void qlcnic_dcb_aen_handler(struct qlcnic_dcb *dcb, void *msg)
106{
107	if (dcb && dcb->ops->aen_handler)
108		dcb->ops->aen_handler(dcb, msg);
109}
110
111static inline void qlcnic_dcb_init_dcbnl_ops(struct qlcnic_dcb *dcb)
112{
113	if (dcb && dcb->ops->init_dcbnl_ops)
114		dcb->ops->init_dcbnl_ops(dcb);
115}
116
117static inline void qlcnic_dcb_enable(struct qlcnic_dcb *dcb)
118{
119	if (dcb && qlcnic_dcb_attach(dcb))
120		qlcnic_clear_dcb_ops(dcb);
121}
122#endif
123