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wl12xx_80211.h
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1 #ifndef __WL12XX_80211_H__
2 #define __WL12XX_80211_H__
3 
4 #include <linux/if_ether.h> /* ETH_ALEN */
5 #include <linux/if_arp.h>
6 
7 /* RATES */
8 #define IEEE80211_CCK_RATE_1MB 0x02
9 #define IEEE80211_CCK_RATE_2MB 0x04
10 #define IEEE80211_CCK_RATE_5MB 0x0B
11 #define IEEE80211_CCK_RATE_11MB 0x16
12 #define IEEE80211_OFDM_RATE_6MB 0x0C
13 #define IEEE80211_OFDM_RATE_9MB 0x12
14 #define IEEE80211_OFDM_RATE_12MB 0x18
15 #define IEEE80211_OFDM_RATE_18MB 0x24
16 #define IEEE80211_OFDM_RATE_24MB 0x30
17 #define IEEE80211_OFDM_RATE_36MB 0x48
18 #define IEEE80211_OFDM_RATE_48MB 0x60
19 #define IEEE80211_OFDM_RATE_54MB 0x6C
20 #define IEEE80211_BASIC_RATE_MASK 0x80
21 
22 #define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
23 #define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
24 #define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
25 #define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
26 #define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
27 #define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
28 #define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
29 #define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
30 #define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
31 #define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
32 #define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
33 #define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
34 
35 #define IEEE80211_CCK_RATES_MASK 0x0000000F
36 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
37  IEEE80211_CCK_RATE_2MB_MASK)
38 #define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
39  IEEE80211_CCK_RATE_5MB_MASK | \
40  IEEE80211_CCK_RATE_11MB_MASK)
41 
42 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0
43 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
44  IEEE80211_OFDM_RATE_12MB_MASK | \
45  IEEE80211_OFDM_RATE_24MB_MASK)
46 #define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
47  IEEE80211_OFDM_RATE_9MB_MASK | \
48  IEEE80211_OFDM_RATE_18MB_MASK | \
49  IEEE80211_OFDM_RATE_36MB_MASK | \
50  IEEE80211_OFDM_RATE_48MB_MASK | \
51  IEEE80211_OFDM_RATE_54MB_MASK)
52 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
53  IEEE80211_CCK_DEFAULT_RATES_MASK)
54 
55 
56 /* This really should be 8, but not for our firmware */
57 #define MAX_SUPPORTED_RATES 32
58 #define MAX_COUNTRY_TRIPLETS 32
59 
60 /* Headers */
61 struct ieee80211_header {
62  __le16 frame_ctl;
63  __le16 duration_id;
64  u8 da[ETH_ALEN];
65  u8 sa[ETH_ALEN];
66  u8 bssid[ETH_ALEN];
67  __le16 seq_ctl;
68  u8 payload[0];
69 } __packed;
70 
71 struct wl12xx_ie_header {
72  u8 id;
73  u8 len;
74 } __packed;
75 
76 /* IEs */
77 
78 struct wl12xx_ie_ssid {
79  struct wl12xx_ie_header header;
80  char ssid[IEEE80211_MAX_SSID_LEN];
81 } __packed;
82 
83 struct wl12xx_ie_rates {
84  struct wl12xx_ie_header header;
85  u8 rates[MAX_SUPPORTED_RATES];
86 } __packed;
87 
88 struct wl12xx_ie_ds_params {
89  struct wl12xx_ie_header header;
90  u8 channel;
91 } __packed;
92 
93 struct country_triplet {
94  u8 channel;
95  u8 num_channels;
96  u8 max_tx_power;
97 } __packed;
98 
99 struct wl12xx_ie_country {
100  struct wl12xx_ie_header header;
101  u8 country_string[IEEE80211_COUNTRY_STRING_LEN];
102  struct country_triplet triplets[MAX_COUNTRY_TRIPLETS];
103 } __packed;
104 
105 
106 /* Templates */
107 
108 struct wl12xx_null_data_template {
109  struct ieee80211_header header;
110 } __packed;
111 
112 struct wl12xx_ps_poll_template {
113  __le16 fc;
114  __le16 aid;
115  u8 bssid[ETH_ALEN];
116  u8 ta[ETH_ALEN];
117 } __packed;
118 
119 struct wl12xx_arp_rsp_template {
120  /* not including ieee80211 header */
121 
122  u8 llc_hdr[sizeof(rfc1042_header)];
123  __be16 llc_type;
124 
125  struct arphdr arp_hdr;
126  u8 sender_hw[ETH_ALEN];
127  __be32 sender_ip;
128  u8 target_hw[ETH_ALEN];
129  __be32 target_ip;
130 } __packed;
131 
132 struct wl12xx_disconn_template {
133  struct ieee80211_header header;
134  __le16 disconn_reason;
135 } __packed;
136 
137 #endif
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