1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * QLogic qlcnic NIC Driver
4*4882a593Smuzhiyun * Copyright (c) 2009-2013 QLogic Corporation
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #ifndef __QLCNIC_DCBX_H
8*4882a593Smuzhiyun #define __QLCNIC_DCBX_H
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #define QLCNIC_DCB_STATE 0
11*4882a593Smuzhiyun #define QLCNIC_DCB_AEN_MODE 1
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun #ifdef CONFIG_QLCNIC_DCB
14*4882a593Smuzhiyun int qlcnic_register_dcb(struct qlcnic_adapter *);
15*4882a593Smuzhiyun #else
qlcnic_register_dcb(struct qlcnic_adapter * adapter)16*4882a593Smuzhiyun static inline int qlcnic_register_dcb(struct qlcnic_adapter *adapter)
17*4882a593Smuzhiyun { return 0; }
18*4882a593Smuzhiyun #endif
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun struct qlcnic_dcb;
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun struct qlcnic_dcb_ops {
23*4882a593Smuzhiyun int (*query_hw_capability) (struct qlcnic_dcb *, char *);
24*4882a593Smuzhiyun int (*get_hw_capability) (struct qlcnic_dcb *);
25*4882a593Smuzhiyun int (*query_cee_param) (struct qlcnic_dcb *, char *, u8);
26*4882a593Smuzhiyun void (*init_dcbnl_ops) (struct qlcnic_dcb *);
27*4882a593Smuzhiyun void (*aen_handler) (struct qlcnic_dcb *, void *);
28*4882a593Smuzhiyun int (*get_cee_cfg) (struct qlcnic_dcb *);
29*4882a593Smuzhiyun void (*get_info) (struct qlcnic_dcb *);
30*4882a593Smuzhiyun int (*attach) (struct qlcnic_dcb *);
31*4882a593Smuzhiyun void (*free) (struct qlcnic_dcb *);
32*4882a593Smuzhiyun };
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun struct qlcnic_dcb {
35*4882a593Smuzhiyun struct qlcnic_dcb_mbx_params *param;
36*4882a593Smuzhiyun struct qlcnic_adapter *adapter;
37*4882a593Smuzhiyun struct delayed_work aen_work;
38*4882a593Smuzhiyun struct workqueue_struct *wq;
39*4882a593Smuzhiyun const struct qlcnic_dcb_ops *ops;
40*4882a593Smuzhiyun struct qlcnic_dcb_cfg *cfg;
41*4882a593Smuzhiyun unsigned long state;
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun
qlcnic_clear_dcb_ops(struct qlcnic_dcb * dcb)44*4882a593Smuzhiyun static inline void qlcnic_clear_dcb_ops(struct qlcnic_dcb *dcb)
45*4882a593Smuzhiyun {
46*4882a593Smuzhiyun kfree(dcb);
47*4882a593Smuzhiyun }
48*4882a593Smuzhiyun
qlcnic_dcb_get_hw_capability(struct qlcnic_dcb * dcb)49*4882a593Smuzhiyun static inline int qlcnic_dcb_get_hw_capability(struct qlcnic_dcb *dcb)
50*4882a593Smuzhiyun {
51*4882a593Smuzhiyun if (dcb && dcb->ops->get_hw_capability)
52*4882a593Smuzhiyun return dcb->ops->get_hw_capability(dcb);
53*4882a593Smuzhiyun
54*4882a593Smuzhiyun return -EOPNOTSUPP;
55*4882a593Smuzhiyun }
56*4882a593Smuzhiyun
qlcnic_dcb_free(struct qlcnic_dcb * dcb)57*4882a593Smuzhiyun static inline void qlcnic_dcb_free(struct qlcnic_dcb *dcb)
58*4882a593Smuzhiyun {
59*4882a593Smuzhiyun if (dcb && dcb->ops->free)
60*4882a593Smuzhiyun dcb->ops->free(dcb);
61*4882a593Smuzhiyun }
62*4882a593Smuzhiyun
qlcnic_dcb_attach(struct qlcnic_dcb * dcb)63*4882a593Smuzhiyun static inline int qlcnic_dcb_attach(struct qlcnic_dcb *dcb)
64*4882a593Smuzhiyun {
65*4882a593Smuzhiyun if (dcb && dcb->ops->attach)
66*4882a593Smuzhiyun return dcb->ops->attach(dcb);
67*4882a593Smuzhiyun
68*4882a593Smuzhiyun return -EOPNOTSUPP;
69*4882a593Smuzhiyun }
70*4882a593Smuzhiyun
71*4882a593Smuzhiyun static inline int
qlcnic_dcb_query_hw_capability(struct qlcnic_dcb * dcb,char * buf)72*4882a593Smuzhiyun qlcnic_dcb_query_hw_capability(struct qlcnic_dcb *dcb, char *buf)
73*4882a593Smuzhiyun {
74*4882a593Smuzhiyun if (dcb && dcb->ops->query_hw_capability)
75*4882a593Smuzhiyun return dcb->ops->query_hw_capability(dcb, buf);
76*4882a593Smuzhiyun
77*4882a593Smuzhiyun return -EOPNOTSUPP;
78*4882a593Smuzhiyun }
79*4882a593Smuzhiyun
qlcnic_dcb_get_info(struct qlcnic_dcb * dcb)80*4882a593Smuzhiyun static inline void qlcnic_dcb_get_info(struct qlcnic_dcb *dcb)
81*4882a593Smuzhiyun {
82*4882a593Smuzhiyun if (dcb && dcb->ops->get_info)
83*4882a593Smuzhiyun dcb->ops->get_info(dcb);
84*4882a593Smuzhiyun }
85*4882a593Smuzhiyun
86*4882a593Smuzhiyun static inline int
qlcnic_dcb_query_cee_param(struct qlcnic_dcb * dcb,char * buf,u8 type)87*4882a593Smuzhiyun qlcnic_dcb_query_cee_param(struct qlcnic_dcb *dcb, char *buf, u8 type)
88*4882a593Smuzhiyun {
89*4882a593Smuzhiyun if (dcb && dcb->ops->query_cee_param)
90*4882a593Smuzhiyun return dcb->ops->query_cee_param(dcb, buf, type);
91*4882a593Smuzhiyun
92*4882a593Smuzhiyun return -EOPNOTSUPP;
93*4882a593Smuzhiyun }
94*4882a593Smuzhiyun
qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb * dcb)95*4882a593Smuzhiyun static inline int qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb *dcb)
96*4882a593Smuzhiyun {
97*4882a593Smuzhiyun if (dcb && dcb->ops->get_cee_cfg)
98*4882a593Smuzhiyun return dcb->ops->get_cee_cfg(dcb);
99*4882a593Smuzhiyun
100*4882a593Smuzhiyun return -EOPNOTSUPP;
101*4882a593Smuzhiyun }
102*4882a593Smuzhiyun
qlcnic_dcb_aen_handler(struct qlcnic_dcb * dcb,void * msg)103*4882a593Smuzhiyun static inline void qlcnic_dcb_aen_handler(struct qlcnic_dcb *dcb, void *msg)
104*4882a593Smuzhiyun {
105*4882a593Smuzhiyun if (dcb && dcb->ops->aen_handler)
106*4882a593Smuzhiyun dcb->ops->aen_handler(dcb, msg);
107*4882a593Smuzhiyun }
108*4882a593Smuzhiyun
qlcnic_dcb_init_dcbnl_ops(struct qlcnic_dcb * dcb)109*4882a593Smuzhiyun static inline void qlcnic_dcb_init_dcbnl_ops(struct qlcnic_dcb *dcb)
110*4882a593Smuzhiyun {
111*4882a593Smuzhiyun if (dcb && dcb->ops->init_dcbnl_ops)
112*4882a593Smuzhiyun dcb->ops->init_dcbnl_ops(dcb);
113*4882a593Smuzhiyun }
114*4882a593Smuzhiyun
qlcnic_dcb_enable(struct qlcnic_dcb * dcb)115*4882a593Smuzhiyun static inline void qlcnic_dcb_enable(struct qlcnic_dcb *dcb)
116*4882a593Smuzhiyun {
117*4882a593Smuzhiyun if (dcb && qlcnic_dcb_attach(dcb))
118*4882a593Smuzhiyun qlcnic_clear_dcb_ops(dcb);
119*4882a593Smuzhiyun }
120*4882a593Smuzhiyun #endif
121