drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.h

   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                             u8 peer[ETH_ALEN]);
  33         void (*add_tdls_peer)(struct brcmf_pub *drvr, int ifidx,
  34                               u8 peer[ETH_ALEN]);
  35         void (*rxreorder)(struct brcmf_if *ifp, struct sk_buff *skb, bool inirq);
  36         void (*add_if)(struct brcmf_if *ifp);
  37         void (*del_if)(struct brcmf_if *ifp);
  38         void (*reset_if)(struct brcmf_if *ifp);
  39         int (*init_done)(struct brcmf_pub *drvr);
  40         void (*debugfs_create)(struct brcmf_pub *drvr);
  41         void *pd;
  42 };
  43
  44
  45 int brcmf_proto_attach(struct brcmf_pub *drvr);
  46 void brcmf_proto_detach(struct brcmf_pub *drvr);
  47
  48 static inline int brcmf_proto_hdrpull(struct brcmf_pub *drvr, bool do_fws,
  49                                       struct sk_buff *skb,
  50                                       struct brcmf_if **ifp)
  51 {
  52         struct brcmf_if *tmp = NULL;
  53
  54         /* assure protocol is always called with
  55          * non-null initialized pointer.
  56          */
  57         if (ifp)
  58                 *ifp = NULL;
  59         else
  60                 ifp = &tmp;
  61         return drvr->proto->hdrpull(drvr, do_fws, skb, ifp);
  62 }
  63 static inline int brcmf_proto_query_dcmd(struct brcmf_pub *drvr, int ifidx,
  64                                          uint cmd, void *buf, uint len,
  65                                          int *fwerr)
  66 {
  67         return drvr->proto->query_dcmd(drvr, ifidx, cmd, buf, len,fwerr);
  68 }
  69 static inline int brcmf_proto_set_dcmd(struct brcmf_pub *drvr, int ifidx,
  70                                        uint cmd, void *buf, uint len,
  71                                        int *fwerr)
  72 {
  73         return drvr->proto->set_dcmd(drvr, ifidx, cmd, buf, len, fwerr);
  74 }
  75
  76 static inline int brcmf_proto_tx_queue_data(struct brcmf_pub *drvr, int ifidx,
  77                                             struct sk_buff *skb)
  78 {
  79         return drvr->proto->tx_queue_data(drvr, ifidx, skb);
  80 }
  81
  82 static inline int brcmf_proto_txdata(struct brcmf_pub *drvr, int ifidx,
  83                                      u8 offset, struct sk_buff *skb)
  84 {
  85         return drvr->proto->txdata(drvr, ifidx, offset, skb);
  86 }
  87 static inline void
  88 brcmf_proto_configure_addr_mode(struct brcmf_pub *drvr, int ifidx,
  89                                 enum proto_addr_mode addr_mode)
  90 {
  91         drvr->proto->configure_addr_mode(drvr, ifidx, addr_mode);
  92 }
  93 static inline void
  94 brcmf_proto_delete_peer(struct brcmf_pub *drvr, int ifidx, u8 peer[ETH_ALEN])
  95 {
  96         drvr->proto->delete_peer(drvr, ifidx, peer);
  97 }
  98 static inline void
  99 brcmf_proto_add_tdls_peer(struct brcmf_pub *drvr, int ifidx, u8 peer[ETH_ALEN])
 100 {
 101         drvr->proto->add_tdls_peer(drvr, ifidx, peer);
 102 }
 103 static inline bool brcmf_proto_is_reorder_skb(struct sk_buff *skb)
 104 {
 105         struct brcmf_skb_reorder_data *rd;
 106
 107         rd = (struct brcmf_skb_reorder_data *)skb->cb;
 108         return !!rd->reorder;
 109 }
 110
 111 static inline void
 112 brcmf_proto_rxreorder(struct brcmf_if *ifp, struct sk_buff *skb, bool inirq)
 113 {
 114         ifp->drvr->proto->rxreorder(ifp, skb, inirq);
 115 }
 116
 117 static inline void
 118 brcmf_proto_add_if(struct brcmf_pub *drvr, struct brcmf_if *ifp)
 119 {
 120         if (!drvr->proto->add_if)
 121                 return;
 122         drvr->proto->add_if(ifp);
 123 }
 124
 125 static inline void
 126 brcmf_proto_del_if(struct brcmf_pub *drvr, struct brcmf_if *ifp)
 127 {
 128         if (!drvr->proto->del_if)
 129                 return;
 130         drvr->proto->del_if(ifp);
 131 }
 132
 133 static inline void
 134 brcmf_proto_reset_if(struct brcmf_pub *drvr, struct brcmf_if *ifp)
 135 {
 136         if (!drvr->proto->reset_if)
 137                 return;
 138         drvr->proto->reset_if(ifp);
 139 }
 140
 141 static inline int
 142 brcmf_proto_init_done(struct brcmf_pub *drvr)
 143 {
 144         if (!drvr->proto->init_done)
 145                 return 0;
 146         return drvr->proto->init_done(drvr);
 147 }
 148
 149 static inline void
 150 brcmf_proto_debugfs_create(struct brcmf_pub *drvr)
 151 {
 152         drvr->proto->debugfs_create(drvr);
 153 }
 154
 155 #endif /* BRCMFMAC_PROTO_H */