brcm80211/brcmfmac/proto.h

0001 // SPDX-License-Identifier: ISC
0002 /*
0003  * Copyright (c) 2013 Broadcom Corporation
0004  */
0005 #ifndef BRCMFMAC_PROTO_H
0006 #define BRCMFMAC_PROTO_H
0007
0008
0009 enum proto_addr_mode {
0010     ADDR_INDIRECT   = 0,
0011     ADDR_DIRECT
0012 };
0013
0014 struct brcmf_skb_reorder_data {
0015     u8 *reorder;
0016 };
0017
0018 struct brcmf_proto {
0019     int (*hdrpull)(struct brcmf_pub *drvr, bool do_fws,
0020                struct sk_buff *skb, struct brcmf_if **ifp);
0021     int (*query_dcmd)(struct brcmf_pub *drvr, int ifidx, uint cmd,
0022               void *buf, uint len, int *fwerr);
0023     int (*set_dcmd)(struct brcmf_pub *drvr, int ifidx, uint cmd, void *buf,
0024             uint len, int *fwerr);
0025     int (*tx_queue_data)(struct brcmf_pub *drvr, int ifidx,
0026                  struct sk_buff *skb);
0027     int (*txdata)(struct brcmf_pub *drvr, int ifidx, u8 offset,
0028               struct sk_buff *skb);
0029     void (*configure_addr_mode)(struct brcmf_pub *drvr, int ifidx,
0030                     enum proto_addr_mode addr_mode);
0031     void (*delete_peer)(struct brcmf_pub *drvr, int ifidx,
0032                 u8 peer[ETH_ALEN]);
0033     void (*add_tdls_peer)(struct brcmf_pub *drvr, int ifidx,
0034                   u8 peer[ETH_ALEN]);
0035     void (*rxreorder)(struct brcmf_if *ifp, struct sk_buff *skb);
0036     void (*add_if)(struct brcmf_if *ifp);
0037     void (*del_if)(struct brcmf_if *ifp);
0038     void (*reset_if)(struct brcmf_if *ifp);
0039     int (*init_done)(struct brcmf_pub *drvr);
0040     void (*debugfs_create)(struct brcmf_pub *drvr);
0041     void *pd;
0042 };
0043
0044
0045 int brcmf_proto_attach(struct brcmf_pub *drvr);
0046 void brcmf_proto_detach(struct brcmf_pub *drvr);
0047
0048 static inline int brcmf_proto_hdrpull(struct brcmf_pub *drvr, bool do_fws,
0049                       struct sk_buff *skb,
0050                       struct brcmf_if **ifp)
0051 {
0052     struct brcmf_if *tmp = NULL;
0053
0054     /* assure protocol is always called with
0055      * non-null initialized pointer.
0056      */
0057     if (ifp)
0058         *ifp = NULL;
0059     else
0060         ifp = &tmp;
0061     return drvr->proto->hdrpull(drvr, do_fws, skb, ifp);
0062 }
0063 static inline int brcmf_proto_query_dcmd(struct brcmf_pub *drvr, int ifidx,
0064                      uint cmd, void *buf, uint len,
0065                      int *fwerr)
0066 {
0067     return drvr->proto->query_dcmd(drvr, ifidx, cmd, buf, len,fwerr);
0068 }
0069 static inline int brcmf_proto_set_dcmd(struct brcmf_pub *drvr, int ifidx,
0070                        uint cmd, void *buf, uint len,
0071                        int *fwerr)
0072 {
0073     return drvr->proto->set_dcmd(drvr, ifidx, cmd, buf, len, fwerr);
0074 }
0075
0076 static inline int brcmf_proto_tx_queue_data(struct brcmf_pub *drvr, int ifidx,
0077                         struct sk_buff *skb)
0078 {
0079     return drvr->proto->tx_queue_data(drvr, ifidx, skb);
0080 }
0081
0082 static inline int brcmf_proto_txdata(struct brcmf_pub *drvr, int ifidx,
0083                      u8 offset, struct sk_buff *skb)
0084 {
0085     return drvr->proto->txdata(drvr, ifidx, offset, skb);
0086 }
0087 static inline void
0088 brcmf_proto_configure_addr_mode(struct brcmf_pub *drvr, int ifidx,
0089                 enum proto_addr_mode addr_mode)
0090 {
0091     drvr->proto->configure_addr_mode(drvr, ifidx, addr_mode);
0092 }
0093 static inline void
0094 brcmf_proto_delete_peer(struct brcmf_pub *drvr, int ifidx, u8 peer[ETH_ALEN])
0095 {
0096     drvr->proto->delete_peer(drvr, ifidx, peer);
0097 }
0098 static inline void
0099 brcmf_proto_add_tdls_peer(struct brcmf_pub *drvr, int ifidx, u8 peer[ETH_ALEN])
0100 {
0101     drvr->proto->add_tdls_peer(drvr, ifidx, peer);
0102 }
0103 static inline bool brcmf_proto_is_reorder_skb(struct sk_buff *skb)
0104 {
0105     struct brcmf_skb_reorder_data *rd;
0106
0107     rd = (struct brcmf_skb_reorder_data *)skb->cb;
0108     return !!rd->reorder;
0109 }
0110
0111 static inline void
0112 brcmf_proto_rxreorder(struct brcmf_if *ifp, struct sk_buff *skb)
0113 {
0114     ifp->drvr->proto->rxreorder(ifp, skb);
0115 }
0116
0117 static inline void
0118 brcmf_proto_add_if(struct brcmf_pub *drvr, struct brcmf_if *ifp)
0119 {
0120     if (!drvr->proto->add_if)
0121         return;
0122     drvr->proto->add_if(ifp);
0123 }
0124
0125 static inline void
0126 brcmf_proto_del_if(struct brcmf_pub *drvr, struct brcmf_if *ifp)
0127 {
0128     if (!drvr->proto->del_if)
0129         return;
0130     drvr->proto->del_if(ifp);
0131 }
0132
0133 static inline void
0134 brcmf_proto_reset_if(struct brcmf_pub *drvr, struct brcmf_if *ifp)
0135 {
0136     if (!drvr->proto->reset_if)
0137         return;
0138     drvr->proto->reset_if(ifp);
0139 }
0140
0141 static inline int
0142 brcmf_proto_init_done(struct brcmf_pub *drvr)
0143 {
0144     if (!drvr->proto->init_done)
0145         return 0;
0146     return drvr->proto->init_done(drvr);
0147 }
0148
0149 static inline void
0150 brcmf_proto_debugfs_create(struct brcmf_pub *drvr)
0151 {
0152     drvr->proto->debugfs_create(drvr);
0153 }
0154
0155 #endif /* BRCMFMAC_PROTO_H */