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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 | |
e3faa866 | 24 | #include <net/cfg80211.h> |
5c36b99a AS |
25 | #include "fweh.h" |
26 | ||
5b435de0 AS |
27 | #define TOE_TX_CSUM_OL 0x00000001 |
28 | #define TOE_RX_CSUM_OL 0x00000002 | |
29 | ||
5b435de0 AS |
30 | /* For supporting multiple interfaces */ |
31 | #define BRCMF_MAX_IFS 16 | |
5b435de0 | 32 | |
81f5dcb8 HM |
33 | /* Small, medium and maximum buffer size for dcmd |
34 | */ | |
35 | #define BRCMF_DCMD_SMLEN 256 | |
36 | #define BRCMF_DCMD_MEDLEN 1536 | |
37 | #define BRCMF_DCMD_MAXLEN 8192 | |
38 | ||
d4533992 HM |
39 | /* IOCTL from host to device are limited in lenght. A device can only handle |
40 | * ethernet frame size. This limitation is to be applied by protocol layer. | |
41 | */ | |
42 | #define BRCMF_TX_IOCTL_MAX_MSG_SIZE (ETH_FRAME_LEN+ETH_FCS_LEN) | |
43 | ||
87edd891 AS |
44 | #define BRCMF_AMPDU_RX_REORDER_MAXFLOWS 256 |
45 | ||
55685b8f AS |
46 | /* Length of firmware version string stored for |
47 | * ethtool driver info which uses 32 bytes as well. | |
48 | */ | |
49 | #define BRCMF_DRIVER_FIRMWARE_VERSION_LEN 32 | |
50 | ||
52f22fb2 FL |
51 | #define NDOL_MAX_ENTRIES 8 |
52 | ||
87edd891 AS |
53 | /** |
54 | * struct brcmf_ampdu_rx_reorder - AMPDU receive reorder info | |
55 | * | |
56 | * @pktslots: dynamic allocated array for ordering AMPDU packets. | |
57 | * @flow_id: AMPDU flow identifier. | |
58 | * @cur_idx: last AMPDU index from firmware. | |
59 | * @exp_idx: expected next AMPDU index. | |
60 | * @max_idx: maximum amount of packets per AMPDU. | |
61 | * @pend_pkts: number of packets currently in @pktslots. | |
62 | */ | |
63 | struct brcmf_ampdu_rx_reorder { | |
64 | struct sk_buff **pktslots; | |
65 | u8 flow_id; | |
66 | u8 cur_idx; | |
67 | u8 exp_idx; | |
68 | u8 max_idx; | |
69 | u8 pend_pkts; | |
70 | }; | |
71 | ||
5b435de0 | 72 | /* Forward decls for struct brcmf_pub (see below) */ |
5b435de0 | 73 | struct brcmf_proto; /* device communication protocol info */ |
7d34b056 HM |
74 | struct brcmf_fws_info; /* firmware signalling info */ |
75 | struct brcmf_mp_device; /* module paramateres, device specific */ | |
5b435de0 | 76 | |
7f52c81d AS |
77 | /* |
78 | * struct brcmf_rev_info | |
79 | * | |
80 | * The result field stores the error code of the | |
81 | * revision info request from firmware. For the | |
82 | * other fields see struct brcmf_rev_info_le in | |
83 | * fwil_types.h | |
84 | */ | |
48622903 | 85 | struct brcmf_rev_info { |
7f52c81d | 86 | int result; |
48622903 AS |
87 | u32 vendorid; |
88 | u32 deviceid; | |
89 | u32 radiorev; | |
90 | u32 chiprev; | |
91 | u32 corerev; | |
92 | u32 boardid; | |
93 | u32 boardvendor; | |
94 | u32 boardrev; | |
95 | u32 driverrev; | |
96 | u32 ucoderev; | |
97 | u32 bus; | |
98 | u32 chipnum; | |
99 | u32 phytype; | |
100 | u32 phyrev; | |
101 | u32 anarev; | |
102 | u32 chippkg; | |
103 | u32 nvramrev; | |
104 | }; | |
105 | ||
5b435de0 AS |
106 | /* Common structure for module and instance linkage */ |
107 | struct brcmf_pub { | |
108 | /* Linkage ponters */ | |
8d169aa0 | 109 | struct brcmf_bus *bus_if; |
85b84133 | 110 | struct brcmf_proto *proto; |
27a68fe3 | 111 | struct brcmf_cfg80211_info *config; |
5b435de0 AS |
112 | |
113 | /* Internal brcmf items */ | |
5b435de0 | 114 | uint hdrlen; /* Total BRCMF header length (proto + bus) */ |
5b435de0 AS |
115 | |
116 | /* Dongle media info */ | |
55685b8f | 117 | char fwver[BRCMF_DRIVER_FIRMWARE_VERSION_LEN]; |
5b435de0 | 118 | u8 mac[ETH_ALEN]; /* MAC address obtained from dongle */ |
5b435de0 | 119 | |
e3faa866 RM |
120 | struct mac_address addresses[BRCMF_MAX_IFS]; |
121 | ||
d08b6a37 | 122 | struct brcmf_if *iflist[BRCMF_MAX_IFS]; |
291da87b | 123 | s32 if2bss[BRCMF_MAX_IFS]; |
d08b6a37 FL |
124 | |
125 | struct mutex proto_block; | |
81f5dcb8 | 126 | unsigned char proto_buf[BRCMF_DCMD_MAXLEN]; |
d08b6a37 | 127 | |
5c36b99a | 128 | struct brcmf_fweh_info fweh; |
87edd891 AS |
129 | |
130 | struct brcmf_ampdu_rx_reorder | |
131 | *reorder_flows[BRCMF_AMPDU_RX_REORDER_MAXFLOWS]; | |
c08437b4 AS |
132 | |
133 | u32 feat_flags; | |
134 | u32 chip_quirks; | |
135 | ||
48622903 | 136 | struct brcmf_rev_info revinfo; |
d319a7cf AS |
137 | #ifdef DEBUG |
138 | struct dentry *dbgfs_dir; | |
139 | #endif | |
44129ed0 FL |
140 | |
141 | struct notifier_block inetaddr_notifier; | |
52f22fb2 | 142 | struct notifier_block inet6addr_notifier; |
7d34b056 | 143 | struct brcmf_mp_device *settings; |
fdd0bd88 CHH |
144 | |
145 | u8 clmver[BRCMF_DCMD_SMLEN]; | |
5b435de0 AS |
146 | }; |
147 | ||
bb8c8063 | 148 | /* forward declarations */ |
3eacf866 | 149 | struct brcmf_cfg80211_vif; |
bb8c8063 | 150 | struct brcmf_fws_mac_descriptor; |
3eacf866 | 151 | |
29e04ae3 AS |
152 | /** |
153 | * enum brcmf_netif_stop_reason - reason for stopping netif queue. | |
154 | * | |
155 | * @BRCMF_NETIF_STOP_REASON_FWS_FC: | |
156 | * netif stopped due to firmware signalling flow control. | |
17ca5c71 HM |
157 | * @BRCMF_NETIF_STOP_REASON_FLOW: |
158 | * netif stopped due to flowring full. | |
92121e69 HM |
159 | * @BRCMF_NETIF_STOP_REASON_DISCONNECTED: |
160 | * netif stopped due to not being connected (STA mode). | |
29e04ae3 AS |
161 | */ |
162 | enum brcmf_netif_stop_reason { | |
92121e69 HM |
163 | BRCMF_NETIF_STOP_REASON_FWS_FC = BIT(0), |
164 | BRCMF_NETIF_STOP_REASON_FLOW = BIT(1), | |
165 | BRCMF_NETIF_STOP_REASON_DISCONNECTED = BIT(2) | |
29e04ae3 AS |
166 | }; |
167 | ||
1d4fd8d7 AS |
168 | /** |
169 | * struct brcmf_if - interface control information. | |
170 | * | |
171 | * @drvr: points to device related information. | |
3eacf866 | 172 | * @vif: points to cfg80211 specific interface information. |
1d4fd8d7 | 173 | * @ndev: associated network device. |
bb8c8063 | 174 | * @multicast_work: worker object for multicast provisioning. |
52f22fb2 | 175 | * @ndoffload_work: worker object for neighbor discovery offload configuration. |
bb8c8063 | 176 | * @fws_desc: interface specific firmware-signalling descriptor. |
2880b868 | 177 | * @ifidx: interface index in device firmware. |
37a869ec | 178 | * @bsscfgidx: index of bss associated with this interface. |
1d4fd8d7 | 179 | * @mac_addr: assigned mac address. |
29e04ae3 | 180 | * @netif_stop: bitmap indicates reason why netif queues are stopped. |
df50f756 | 181 | * @netif_stop_lock: spinlock for update netif_stop from multiple sources. |
10ef7321 HM |
182 | * @pend_8021x_cnt: tracks outstanding number of 802.1x frames. |
183 | * @pend_8021x_wait: used for signalling change in count. | |
93389734 | 184 | * @fwil_fwerr: flag indicating fwil layer should return firmware error codes. |
1d4fd8d7 AS |
185 | */ |
186 | struct brcmf_if { | |
187 | struct brcmf_pub *drvr; | |
3eacf866 | 188 | struct brcmf_cfg80211_vif *vif; |
1d4fd8d7 | 189 | struct net_device *ndev; |
bdf5ff51 | 190 | struct work_struct multicast_work; |
52f22fb2 | 191 | struct work_struct ndoffload_work; |
bb8c8063 | 192 | struct brcmf_fws_mac_descriptor *fws_desc; |
2880b868 | 193 | int ifidx; |
37a869ec | 194 | s32 bsscfgidx; |
1d4fd8d7 | 195 | u8 mac_addr[ETH_ALEN]; |
29e04ae3 | 196 | u8 netif_stop; |
df50f756 | 197 | spinlock_t netif_stop_lock; |
10ef7321 HM |
198 | atomic_t pend_8021x_cnt; |
199 | wait_queue_head_t pend_8021x_wait; | |
52f22fb2 FL |
200 | struct in6_addr ipv6_addr_tbl[NDOL_MAX_ENTRIES]; |
201 | u8 ipv6addr_idx; | |
93389734 | 202 | bool fwil_fwerr; |
5b435de0 AS |
203 | }; |
204 | ||
118eb304 | 205 | int brcmf_netdev_wait_pend8021x(struct brcmf_if *ifp); |
5b435de0 | 206 | |
5b435de0 | 207 | /* Return pointer to interface name */ |
c9c00438 | 208 | char *brcmf_ifname(struct brcmf_if *ifp); |
75effb03 | 209 | struct brcmf_if *brcmf_get_ifp(struct brcmf_pub *drvr, int ifidx); |
6c219b00 | 210 | void brcmf_configure_arp_nd_offload(struct brcmf_if *ifp, bool enable); |
9bd91f3c | 211 | int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked); |
37a869ec | 212 | struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bsscfgidx, s32 ifidx, |
54264e7e | 213 | bool is_p2pdev, const char *name, u8 *mac_addr); |
b50ddfa8 | 214 | void brcmf_remove_interface(struct brcmf_if *ifp, bool rtnl_locked); |
29e04ae3 AS |
215 | void brcmf_txflowblock_if(struct brcmf_if *ifp, |
216 | enum brcmf_netif_stop_reason reason, bool state); | |
054e68ad | 217 | void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success); |
9c349892 | 218 | void brcmf_netif_rx(struct brcmf_if *ifp, struct sk_buff *skb); |
92121e69 | 219 | void brcmf_net_setcarrier(struct brcmf_if *ifp, bool on); |
d84d99e0 HM |
220 | int __init brcmf_core_init(void); |
221 | void __exit brcmf_core_exit(void); | |
5b435de0 | 222 | |
122d3d04 | 223 | #endif /* BRCMFMAC_CORE_H */ |