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5b435de0 AS |
1 | /* |
2 | * Copyright (c) 2010 Broadcom Corporation | |
3 | * | |
4 | * Permission to use, copy, modify, and/or distribute this software for any | |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
15 | */ | |
16 | ||
17 | /**************** | |
18 | * Common types * | |
19 | */ | |
20 | ||
122d3d04 HM |
21 | #ifndef BRCMFMAC_CORE_H |
22 | #define BRCMFMAC_CORE_H | |
5b435de0 | 23 | |
5c36b99a AS |
24 | #include "fweh.h" |
25 | ||
5b435de0 AS |
26 | #define TOE_TX_CSUM_OL 0x00000001 |
27 | #define TOE_RX_CSUM_OL 0x00000002 | |
28 | ||
5b435de0 AS |
29 | /* For supporting multiple interfaces */ |
30 | #define BRCMF_MAX_IFS 16 | |
5b435de0 | 31 | |
81f5dcb8 HM |
32 | /* Small, medium and maximum buffer size for dcmd |
33 | */ | |
34 | #define BRCMF_DCMD_SMLEN 256 | |
35 | #define BRCMF_DCMD_MEDLEN 1536 | |
36 | #define BRCMF_DCMD_MAXLEN 8192 | |
37 | ||
d4533992 HM |
38 | /* IOCTL from host to device are limited in lenght. A device can only handle |
39 | * ethernet frame size. This limitation is to be applied by protocol layer. | |
40 | */ | |
41 | #define BRCMF_TX_IOCTL_MAX_MSG_SIZE (ETH_FRAME_LEN+ETH_FCS_LEN) | |
42 | ||
87edd891 AS |
43 | #define BRCMF_AMPDU_RX_REORDER_MAXFLOWS 256 |
44 | ||
55685b8f AS |
45 | /* Length of firmware version string stored for |
46 | * ethtool driver info which uses 32 bytes as well. | |
47 | */ | |
48 | #define BRCMF_DRIVER_FIRMWARE_VERSION_LEN 32 | |
49 | ||
87edd891 AS |
50 | /** |
51 | * struct brcmf_ampdu_rx_reorder - AMPDU receive reorder info | |
52 | * | |
53 | * @pktslots: dynamic allocated array for ordering AMPDU packets. | |
54 | * @flow_id: AMPDU flow identifier. | |
55 | * @cur_idx: last AMPDU index from firmware. | |
56 | * @exp_idx: expected next AMPDU index. | |
57 | * @max_idx: maximum amount of packets per AMPDU. | |
58 | * @pend_pkts: number of packets currently in @pktslots. | |
59 | */ | |
60 | struct brcmf_ampdu_rx_reorder { | |
61 | struct sk_buff **pktslots; | |
62 | u8 flow_id; | |
63 | u8 cur_idx; | |
64 | u8 exp_idx; | |
65 | u8 max_idx; | |
66 | u8 pend_pkts; | |
67 | }; | |
68 | ||
5b435de0 | 69 | /* Forward decls for struct brcmf_pub (see below) */ |
5b435de0 | 70 | struct brcmf_proto; /* device communication protocol info */ |
5b435de0 | 71 | struct brcmf_cfg80211_dev; /* cfg80211 device info */ |
349e7104 | 72 | struct brcmf_fws_info; /* firmware signalling info */ |
5b435de0 | 73 | |
48622903 AS |
74 | /* see struct brcmf_rev_info_le in fwil_types.h */ |
75 | struct brcmf_rev_info { | |
76 | u32 vendorid; | |
77 | u32 deviceid; | |
78 | u32 radiorev; | |
79 | u32 chiprev; | |
80 | u32 corerev; | |
81 | u32 boardid; | |
82 | u32 boardvendor; | |
83 | u32 boardrev; | |
84 | u32 driverrev; | |
85 | u32 ucoderev; | |
86 | u32 bus; | |
87 | u32 chipnum; | |
88 | u32 phytype; | |
89 | u32 phyrev; | |
90 | u32 anarev; | |
91 | u32 chippkg; | |
92 | u32 nvramrev; | |
93 | }; | |
94 | ||
5b435de0 AS |
95 | /* Common structure for module and instance linkage */ |
96 | struct brcmf_pub { | |
97 | /* Linkage ponters */ | |
8d169aa0 | 98 | struct brcmf_bus *bus_if; |
85b84133 | 99 | struct brcmf_proto *proto; |
27a68fe3 | 100 | struct brcmf_cfg80211_info *config; |
5b435de0 AS |
101 | |
102 | /* Internal brcmf items */ | |
5b435de0 | 103 | uint hdrlen; /* Total BRCMF header length (proto + bus) */ |
5b435de0 | 104 | uint rxsz; /* Rx buffer size bus module should use */ |
5b435de0 AS |
105 | |
106 | /* Dongle media info */ | |
55685b8f | 107 | char fwver[BRCMF_DRIVER_FIRMWARE_VERSION_LEN]; |
5b435de0 | 108 | u8 mac[ETH_ALEN]; /* MAC address obtained from dongle */ |
5b435de0 | 109 | |
5b435de0 AS |
110 | /* Multicast data packets sent to dongle */ |
111 | unsigned long tx_multicast; | |
5b435de0 | 112 | |
d08b6a37 FL |
113 | struct brcmf_if *iflist[BRCMF_MAX_IFS]; |
114 | ||
115 | struct mutex proto_block; | |
81f5dcb8 | 116 | unsigned char proto_buf[BRCMF_DCMD_MAXLEN]; |
d08b6a37 | 117 | |
5c36b99a | 118 | struct brcmf_fweh_info fweh; |
349e7104 | 119 | |
349e7104 | 120 | struct brcmf_fws_info *fws; |
87edd891 AS |
121 | |
122 | struct brcmf_ampdu_rx_reorder | |
123 | *reorder_flows[BRCMF_AMPDU_RX_REORDER_MAXFLOWS]; | |
c08437b4 AS |
124 | |
125 | u32 feat_flags; | |
126 | u32 chip_quirks; | |
127 | ||
48622903 | 128 | struct brcmf_rev_info revinfo; |
d319a7cf AS |
129 | #ifdef DEBUG |
130 | struct dentry *dbgfs_dir; | |
131 | #endif | |
5b435de0 AS |
132 | }; |
133 | ||
bb8c8063 | 134 | /* forward declarations */ |
3eacf866 | 135 | struct brcmf_cfg80211_vif; |
bb8c8063 | 136 | struct brcmf_fws_mac_descriptor; |
3eacf866 | 137 | |
29e04ae3 AS |
138 | /** |
139 | * enum brcmf_netif_stop_reason - reason for stopping netif queue. | |
140 | * | |
141 | * @BRCMF_NETIF_STOP_REASON_FWS_FC: | |
142 | * netif stopped due to firmware signalling flow control. | |
17ca5c71 HM |
143 | * @BRCMF_NETIF_STOP_REASON_FLOW: |
144 | * netif stopped due to flowring full. | |
29e04ae3 AS |
145 | */ |
146 | enum brcmf_netif_stop_reason { | |
147 | BRCMF_NETIF_STOP_REASON_FWS_FC = 1, | |
17ca5c71 | 148 | BRCMF_NETIF_STOP_REASON_FLOW = 2 |
29e04ae3 AS |
149 | }; |
150 | ||
1d4fd8d7 AS |
151 | /** |
152 | * struct brcmf_if - interface control information. | |
153 | * | |
154 | * @drvr: points to device related information. | |
3eacf866 | 155 | * @vif: points to cfg80211 specific interface information. |
1d4fd8d7 AS |
156 | * @ndev: associated network device. |
157 | * @stats: interface specific network statistics. | |
bb8c8063 AS |
158 | * @setmacaddr_work: worker object for setting mac address. |
159 | * @multicast_work: worker object for multicast provisioning. | |
160 | * @fws_desc: interface specific firmware-signalling descriptor. | |
2880b868 | 161 | * @ifidx: interface index in device firmware. |
1d4fd8d7 AS |
162 | * @bssidx: index of bss associated with this interface. |
163 | * @mac_addr: assigned mac address. | |
29e04ae3 | 164 | * @netif_stop: bitmap indicates reason why netif queues are stopped. |
df50f756 | 165 | * @netif_stop_lock: spinlock for update netif_stop from multiple sources. |
10ef7321 HM |
166 | * @pend_8021x_cnt: tracks outstanding number of 802.1x frames. |
167 | * @pend_8021x_wait: used for signalling change in count. | |
1d4fd8d7 AS |
168 | */ |
169 | struct brcmf_if { | |
170 | struct brcmf_pub *drvr; | |
3eacf866 | 171 | struct brcmf_cfg80211_vif *vif; |
1d4fd8d7 AS |
172 | struct net_device *ndev; |
173 | struct net_device_stats stats; | |
bdf5ff51 AS |
174 | struct work_struct setmacaddr_work; |
175 | struct work_struct multicast_work; | |
bb8c8063 | 176 | struct brcmf_fws_mac_descriptor *fws_desc; |
2880b868 | 177 | int ifidx; |
1d4fd8d7 AS |
178 | s32 bssidx; |
179 | u8 mac_addr[ETH_ALEN]; | |
29e04ae3 | 180 | u8 netif_stop; |
df50f756 | 181 | spinlock_t netif_stop_lock; |
10ef7321 HM |
182 | atomic_t pend_8021x_cnt; |
183 | wait_queue_head_t pend_8021x_wait; | |
5b435de0 AS |
184 | }; |
185 | ||
87edd891 AS |
186 | struct brcmf_skb_reorder_data { |
187 | u8 *reorder; | |
188 | }; | |
1d4fd8d7 | 189 | |
118eb304 | 190 | int brcmf_netdev_wait_pend8021x(struct brcmf_if *ifp); |
5b435de0 | 191 | |
5b435de0 | 192 | /* Return pointer to interface name */ |
9bd91f3c | 193 | char *brcmf_ifname(struct brcmf_pub *drvr, int idx); |
5b435de0 | 194 | |
9bd91f3c JP |
195 | int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked); |
196 | struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx, | |
197 | char *name, u8 *mac_addr); | |
a44aa400 HM |
198 | void brcmf_remove_interface(struct brcmf_pub *drvr, u32 bssidx); |
199 | int brcmf_get_next_free_bsscfgidx(struct brcmf_pub *drvr); | |
29e04ae3 AS |
200 | void brcmf_txflowblock_if(struct brcmf_if *ifp, |
201 | enum brcmf_netif_stop_reason reason, bool state); | |
53e30ea4 | 202 | void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp, u8 ifidx, |
9bd91f3c | 203 | bool success); |
9374a2b5 | 204 | void brcmf_netif_rx(struct brcmf_if *ifp, struct sk_buff *skb); |
5b435de0 | 205 | |
f931868d HM |
206 | /* Sets dongle media info (drv_version, mac address). */ |
207 | int brcmf_c_preinit_dcmds(struct brcmf_if *ifp); | |
208 | ||
122d3d04 | 209 | #endif /* BRCMFMAC_CORE_H */ |