cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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proto.h (4068B)

      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
      9enum proto_addr_mode {
     10	ADDR_INDIRECT	= 0,
     11	ADDR_DIRECT
     12};
     13
     14struct brcmf_skb_reorder_data {
     15	u8 *reorder;
     16};
     17
     18struct 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);
     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
     45int brcmf_proto_attach(struct brcmf_pub *drvr);
     46void brcmf_proto_detach(struct brcmf_pub *drvr);
     47
     48static 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}
     63static 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}
     69static 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
     76static 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
     82static 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}
     87static inline void
     88brcmf_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}
     93static inline void
     94brcmf_proto_delete_peer(struct brcmf_pub *drvr, int ifidx, u8 peer[ETH_ALEN])
     95{
     96	drvr->proto->delete_peer(drvr, ifidx, peer);
     97}
     98static inline void
     99brcmf_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}
    103static 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
    111static inline void
    112brcmf_proto_rxreorder(struct brcmf_if *ifp, struct sk_buff *skb)
    113{
    114	ifp->drvr->proto->rxreorder(ifp, skb);
    115}
    116
    117static inline void
    118brcmf_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
    125static inline void
    126brcmf_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
    133static inline void
    134brcmf_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
    141static inline int
    142brcmf_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
    149static inline void
    150brcmf_proto_debugfs_create(struct brcmf_pub *drvr)
    151{
    152	drvr->proto->debugfs_create(drvr);
    153}
    154
    155#endif /* BRCMFMAC_PROTO_H */