1 // SPDX-License-Identifier: ISC
2 /*
3 * Copyright (c) 2013 Broadcom Corporation
4 */
5 #ifndef BRCMFMAC_PROTO_H
6 #define BRCMFMAC_PROTO_H
7
8
9 enum proto_addr_mode {
10 ADDR_INDIRECT = 0,
11 ADDR_DIRECT
12 };
13
14 struct brcmf_skb_reorder_data {
15 u8 *reorder;
16 };
17
18 struct brcmf_proto {
19 int (*hdrpull)(struct brcmf_pub *drvr, bool do_fws,
20 struct sk_buff *skb, struct brcmf_if **ifp);
21 int (*query_dcmd)(struct brcmf_pub *drvr, int ifidx, uint cmd,
22 void *buf, uint len, int *fwerr);
23 int (*set_dcmd)(struct brcmf_pub *drvr, int ifidx, uint cmd, void *buf,
24 uint len, int *fwerr);
25 int (*tx_queue_data)(struct brcmf_pub *drvr, int ifidx,
26 struct sk_buff *skb);
27 int (*txdata)(struct brcmf_pub *drvr, int ifidx, u8 offset,
28 struct sk_buff *skb);
29 void (*configure_addr_mode)(struct brcmf_pub *drvr, int ifidx,
30 enum proto_addr_mode addr_mode);
31 void (*delete_peer)(struct brcmf_pub *drvr, int ifidx,
32 #if defined(__linux__)
33 u8 peer[ETH_ALEN]);
34 #elif defined(__FreeBSD__)
35 const u8 peer[ETH_ALEN]);
36 #endif
37 void (*add_tdls_peer)(struct brcmf_pub *drvr, int ifidx,
38 #if defined(__linux__)
39 u8 peer[ETH_ALEN]);
40 #elif defined(__FreeBSD__)
41 const u8 peer[ETH_ALEN]);
42 #endif
43 void (*rxreorder)(struct brcmf_if *ifp, struct sk_buff *skb);
44 void (*add_if)(struct brcmf_if *ifp);
45 void (*del_if)(struct brcmf_if *ifp);
46 void (*reset_if)(struct brcmf_if *ifp);
47 int (*init_done)(struct brcmf_pub *drvr);
48 void (*debugfs_create)(struct brcmf_pub *drvr);
49 void *pd;
50 };
51
52
53 int brcmf_proto_attach(struct brcmf_pub *drvr);
54 void brcmf_proto_detach(struct brcmf_pub *drvr);
55
brcmf_proto_hdrpull(struct brcmf_pub * drvr,bool do_fws,struct sk_buff * skb,struct brcmf_if ** ifp)56 static inline int brcmf_proto_hdrpull(struct brcmf_pub *drvr, bool do_fws,
57 struct sk_buff *skb,
58 struct brcmf_if **ifp)
59 {
60 struct brcmf_if *tmp = NULL;
61
62 /* assure protocol is always called with
63 * non-null initialized pointer.
64 */
65 if (ifp)
66 *ifp = NULL;
67 else
68 ifp = &tmp;
69 return drvr->proto->hdrpull(drvr, do_fws, skb, ifp);
70 }
brcmf_proto_query_dcmd(struct brcmf_pub * drvr,int ifidx,uint cmd,void * buf,uint len,int * fwerr)71 static inline int brcmf_proto_query_dcmd(struct brcmf_pub *drvr, int ifidx,
72 uint cmd, void *buf, uint len,
73 int *fwerr)
74 {
75 return drvr->proto->query_dcmd(drvr, ifidx, cmd, buf, len,fwerr);
76 }
brcmf_proto_set_dcmd(struct brcmf_pub * drvr,int ifidx,uint cmd,void * buf,uint len,int * fwerr)77 static inline int brcmf_proto_set_dcmd(struct brcmf_pub *drvr, int ifidx,
78 uint cmd, void *buf, uint len,
79 int *fwerr)
80 {
81 return drvr->proto->set_dcmd(drvr, ifidx, cmd, buf, len, fwerr);
82 }
83
brcmf_proto_tx_queue_data(struct brcmf_pub * drvr,int ifidx,struct sk_buff * skb)84 static inline int brcmf_proto_tx_queue_data(struct brcmf_pub *drvr, int ifidx,
85 struct sk_buff *skb)
86 {
87 return drvr->proto->tx_queue_data(drvr, ifidx, skb);
88 }
89
brcmf_proto_txdata(struct brcmf_pub * drvr,int ifidx,u8 offset,struct sk_buff * skb)90 static inline int brcmf_proto_txdata(struct brcmf_pub *drvr, int ifidx,
91 u8 offset, struct sk_buff *skb)
92 {
93 return drvr->proto->txdata(drvr, ifidx, offset, skb);
94 }
95 static inline void
brcmf_proto_configure_addr_mode(struct brcmf_pub * drvr,int ifidx,enum proto_addr_mode addr_mode)96 brcmf_proto_configure_addr_mode(struct brcmf_pub *drvr, int ifidx,
97 enum proto_addr_mode addr_mode)
98 {
99 drvr->proto->configure_addr_mode(drvr, ifidx, addr_mode);
100 }
101 static inline void
102 #if defined(__linux__)
brcmf_proto_delete_peer(struct brcmf_pub * drvr,int ifidx,u8 peer[ETH_ALEN])103 brcmf_proto_delete_peer(struct brcmf_pub *drvr, int ifidx, u8 peer[ETH_ALEN])
104 #elif defined(__FreeBSD__)
105 brcmf_proto_delete_peer(struct brcmf_pub *drvr, int ifidx, const u8 peer[ETH_ALEN])
106 #endif
107 {
108 drvr->proto->delete_peer(drvr, ifidx, peer);
109 }
110 static inline void
111 #if defined(__linux__)
brcmf_proto_add_tdls_peer(struct brcmf_pub * drvr,int ifidx,u8 peer[ETH_ALEN])112 brcmf_proto_add_tdls_peer(struct brcmf_pub *drvr, int ifidx, u8 peer[ETH_ALEN])
113 #elif defined(__FreeBSD__)
114 brcmf_proto_add_tdls_peer(struct brcmf_pub *drvr, int ifidx, const u8 peer[ETH_ALEN])
115 #endif
116 {
117 drvr->proto->add_tdls_peer(drvr, ifidx, peer);
118 }
brcmf_proto_is_reorder_skb(struct sk_buff * skb)119 static inline bool brcmf_proto_is_reorder_skb(struct sk_buff *skb)
120 {
121 struct brcmf_skb_reorder_data *rd;
122
123 rd = (struct brcmf_skb_reorder_data *)skb->cb;
124 return !!rd->reorder;
125 }
126
127 static inline void
brcmf_proto_rxreorder(struct brcmf_if * ifp,struct sk_buff * skb)128 brcmf_proto_rxreorder(struct brcmf_if *ifp, struct sk_buff *skb)
129 {
130 ifp->drvr->proto->rxreorder(ifp, skb);
131 }
132
133 static inline void
brcmf_proto_add_if(struct brcmf_pub * drvr,struct brcmf_if * ifp)134 brcmf_proto_add_if(struct brcmf_pub *drvr, struct brcmf_if *ifp)
135 {
136 if (!drvr->proto->add_if)
137 return;
138 drvr->proto->add_if(ifp);
139 }
140
141 static inline void
brcmf_proto_del_if(struct brcmf_pub * drvr,struct brcmf_if * ifp)142 brcmf_proto_del_if(struct brcmf_pub *drvr, struct brcmf_if *ifp)
143 {
144 if (!drvr->proto->del_if)
145 return;
146 drvr->proto->del_if(ifp);
147 }
148
149 static inline void
brcmf_proto_reset_if(struct brcmf_pub * drvr,struct brcmf_if * ifp)150 brcmf_proto_reset_if(struct brcmf_pub *drvr, struct brcmf_if *ifp)
151 {
152 if (!drvr->proto->reset_if)
153 return;
154 drvr->proto->reset_if(ifp);
155 }
156
157 static inline int
brcmf_proto_init_done(struct brcmf_pub * drvr)158 brcmf_proto_init_done(struct brcmf_pub *drvr)
159 {
160 if (!drvr->proto->init_done)
161 return 0;
162 return drvr->proto->init_done(drvr);
163 }
164
165 static inline void
brcmf_proto_debugfs_create(struct brcmf_pub * drvr)166 brcmf_proto_debugfs_create(struct brcmf_pub *drvr)
167 {
168 drvr->proto->debugfs_create(drvr);
169 }
170
171 #endif /* BRCMFMAC_PROTO_H */
172