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1// SPDX-License-Identifier: ISC2/*3 * Copyright (c) 2014 Broadcom Corporation4 */5#ifndef BRCMFMAC_FLOWRING_H6#define BRCMFMAC_FLOWRING_H7 8 9#define BRCMF_FLOWRING_HASHSIZE 512 /* has to be 2^x */10#define BRCMF_FLOWRING_INVALID_ID 0xFFFFFFFF11 12 13struct brcmf_flowring_hash {14 u8 mac[ETH_ALEN];15 u8 fifo;16 u8 ifidx;17 u16 flowid;18};19 20enum ring_status {21 RING_CLOSED,22 RING_CLOSING,23 RING_OPEN24};25 26struct brcmf_flowring_ring {27 u16 hash_id;28 bool blocked;29 enum ring_status status;30 struct sk_buff_head skblist;31};32 33struct brcmf_flowring_tdls_entry {34 u8 mac[ETH_ALEN];35 struct brcmf_flowring_tdls_entry *next;36};37 38struct brcmf_flowring {39 struct device *dev;40 struct brcmf_flowring_hash hash[BRCMF_FLOWRING_HASHSIZE];41 struct brcmf_flowring_ring **rings;42 spinlock_t block_lock;43 enum proto_addr_mode addr_mode[BRCMF_MAX_IFS];44 u16 nrofrings;45 bool tdls_active;46 struct brcmf_flowring_tdls_entry *tdls_entry;47};48 49 50u32 brcmf_flowring_lookup(struct brcmf_flowring *flow, u8 da[ETH_ALEN],51 u8 prio, u8 ifidx);52u32 brcmf_flowring_create(struct brcmf_flowring *flow, u8 da[ETH_ALEN],53 u8 prio, u8 ifidx);54void brcmf_flowring_delete(struct brcmf_flowring *flow, u16 flowid);55void brcmf_flowring_open(struct brcmf_flowring *flow, u16 flowid);56u8 brcmf_flowring_tid(struct brcmf_flowring *flow, u16 flowid);57u32 brcmf_flowring_enqueue(struct brcmf_flowring *flow, u16 flowid,58 struct sk_buff *skb);59struct sk_buff *brcmf_flowring_dequeue(struct brcmf_flowring *flow, u16 flowid);60void brcmf_flowring_reinsert(struct brcmf_flowring *flow, u16 flowid,61 struct sk_buff *skb);62u32 brcmf_flowring_qlen(struct brcmf_flowring *flow, u16 flowid);63u8 brcmf_flowring_ifidx_get(struct brcmf_flowring *flow, u16 flowid);64struct brcmf_flowring *brcmf_flowring_attach(struct device *dev, u16 nrofrings);65void brcmf_flowring_detach(struct brcmf_flowring *flow);66void brcmf_flowring_configure_addr_mode(struct brcmf_flowring *flow, int ifidx,67 enum proto_addr_mode addr_mode);68void brcmf_flowring_delete_peer(struct brcmf_flowring *flow, int ifidx,69 u8 peer[ETH_ALEN]);70void brcmf_flowring_add_tdls_peer(struct brcmf_flowring *flow, int ifidx,71 u8 peer[ETH_ALEN]);72 73 74#endif /* BRCMFMAC_FLOWRING_H */75