Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 1 | /* Copyright (c) 2014 Broadcom Corporation |
| 2 | * |
| 3 | * Permission to use, copy, modify, and/or distribute this software for any |
| 4 | * purpose with or without fee is hereby granted, provided that the above |
| 5 | * copyright notice and this permission notice appear in all copies. |
| 6 | * |
| 7 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 8 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 9 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| 10 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 11 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| 12 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 13 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 14 | */ |
| 15 | #ifndef BRCMFMAC_FLOWRING_H |
| 16 | #define BRCMFMAC_FLOWRING_H |
| 17 | |
| 18 | |
Hante Meuleman | 19c8f42 | 2016-02-08 00:00:30 +0100 | [diff] [blame] | 19 | #define BRCMF_FLOWRING_HASHSIZE 512 /* has to be 2^x */ |
Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 20 | #define BRCMF_FLOWRING_INVALID_ID 0xFFFFFFFF |
| 21 | |
| 22 | |
| 23 | struct brcmf_flowring_hash { |
| 24 | u8 mac[ETH_ALEN]; |
| 25 | u8 fifo; |
| 26 | u8 ifidx; |
Hante Meuleman | 19c8f42 | 2016-02-08 00:00:30 +0100 | [diff] [blame] | 27 | u16 flowid; |
Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 28 | }; |
| 29 | |
| 30 | enum ring_status { |
| 31 | RING_CLOSED, |
| 32 | RING_CLOSING, |
| 33 | RING_OPEN |
| 34 | }; |
| 35 | |
| 36 | struct brcmf_flowring_ring { |
Hante Meuleman | 9f64df9 | 2015-09-18 22:08:09 +0200 | [diff] [blame] | 37 | u16 hash_id; |
Hante Meuleman | 17ca5c7 | 2014-07-30 13:20:06 +0200 | [diff] [blame] | 38 | bool blocked; |
Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 39 | enum ring_status status; |
| 40 | struct sk_buff_head skblist; |
| 41 | }; |
| 42 | |
Hante Meuleman | 70b7d94 | 2014-07-30 13:20:07 +0200 | [diff] [blame] | 43 | struct brcmf_flowring_tdls_entry { |
| 44 | u8 mac[ETH_ALEN]; |
| 45 | struct brcmf_flowring_tdls_entry *next; |
| 46 | }; |
| 47 | |
Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 48 | struct brcmf_flowring { |
| 49 | struct device *dev; |
| 50 | struct brcmf_flowring_hash hash[BRCMF_FLOWRING_HASHSIZE]; |
| 51 | struct brcmf_flowring_ring **rings; |
Hante Meuleman | 17ca5c7 | 2014-07-30 13:20:06 +0200 | [diff] [blame] | 52 | spinlock_t block_lock; |
Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 53 | enum proto_addr_mode addr_mode[BRCMF_MAX_IFS]; |
| 54 | u16 nrofrings; |
Hante Meuleman | 70b7d94 | 2014-07-30 13:20:07 +0200 | [diff] [blame] | 55 | bool tdls_active; |
| 56 | struct brcmf_flowring_tdls_entry *tdls_entry; |
Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 57 | }; |
| 58 | |
| 59 | |
| 60 | u32 brcmf_flowring_lookup(struct brcmf_flowring *flow, u8 da[ETH_ALEN], |
| 61 | u8 prio, u8 ifidx); |
| 62 | u32 brcmf_flowring_create(struct brcmf_flowring *flow, u8 da[ETH_ALEN], |
| 63 | u8 prio, u8 ifidx); |
Hante Meuleman | 19c8f42 | 2016-02-08 00:00:30 +0100 | [diff] [blame] | 64 | void brcmf_flowring_delete(struct brcmf_flowring *flow, u16 flowid); |
| 65 | void brcmf_flowring_open(struct brcmf_flowring *flow, u16 flowid); |
| 66 | u8 brcmf_flowring_tid(struct brcmf_flowring *flow, u16 flowid); |
| 67 | u32 brcmf_flowring_enqueue(struct brcmf_flowring *flow, u16 flowid, |
Hante Meuleman | 464a5f3 | 2015-05-20 14:09:48 +0200 | [diff] [blame] | 68 | struct sk_buff *skb); |
Hante Meuleman | 19c8f42 | 2016-02-08 00:00:30 +0100 | [diff] [blame] | 69 | struct sk_buff *brcmf_flowring_dequeue(struct brcmf_flowring *flow, u16 flowid); |
| 70 | void brcmf_flowring_reinsert(struct brcmf_flowring *flow, u16 flowid, |
Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 71 | struct sk_buff *skb); |
Hante Meuleman | 19c8f42 | 2016-02-08 00:00:30 +0100 | [diff] [blame] | 72 | u32 brcmf_flowring_qlen(struct brcmf_flowring *flow, u16 flowid); |
| 73 | u8 brcmf_flowring_ifidx_get(struct brcmf_flowring *flow, u16 flowid); |
Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 74 | struct brcmf_flowring *brcmf_flowring_attach(struct device *dev, u16 nrofrings); |
| 75 | void brcmf_flowring_detach(struct brcmf_flowring *flow); |
| 76 | void brcmf_flowring_configure_addr_mode(struct brcmf_flowring *flow, int ifidx, |
| 77 | enum proto_addr_mode addr_mode); |
| 78 | void brcmf_flowring_delete_peer(struct brcmf_flowring *flow, int ifidx, |
| 79 | u8 peer[ETH_ALEN]); |
Hante Meuleman | 70b7d94 | 2014-07-30 13:20:07 +0200 | [diff] [blame] | 80 | void brcmf_flowring_add_tdls_peer(struct brcmf_flowring *flow, int ifidx, |
| 81 | u8 peer[ETH_ALEN]); |
Hante Meuleman | 9a1bb602 | 2014-07-30 13:20:03 +0200 | [diff] [blame] | 82 | |
| 83 | |
| 84 | #endif /* BRCMFMAC_FLOWRING_H */ |