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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 
6 /* RATES */
7 #define IEEE80211_CCK_RATE_1MB 0x02
8 #define IEEE80211_CCK_RATE_2MB 0x04
9 #define IEEE80211_CCK_RATE_5MB 0x0B
10 #define IEEE80211_CCK_RATE_11MB 0x16
11 #define IEEE80211_OFDM_RATE_6MB 0x0C
12 #define IEEE80211_OFDM_RATE_9MB 0x12
13 #define IEEE80211_OFDM_RATE_12MB 0x18
14 #define IEEE80211_OFDM_RATE_18MB 0x24
15 #define IEEE80211_OFDM_RATE_24MB 0x30
16 #define IEEE80211_OFDM_RATE_36MB 0x48
17 #define IEEE80211_OFDM_RATE_48MB 0x60
18 #define IEEE80211_OFDM_RATE_54MB 0x6C
19 #define IEEE80211_BASIC_RATE_MASK 0x80
20 
21 #define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
22 #define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
23 #define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
24 #define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
25 #define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
26 #define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
27 #define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
28 #define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
29 #define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
30 #define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
31 #define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
32 #define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
33 
34 #define IEEE80211_CCK_RATES_MASK 0x0000000F
35 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
36  IEEE80211_CCK_RATE_2MB_MASK)
37 #define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
38  IEEE80211_CCK_RATE_5MB_MASK | \
39  IEEE80211_CCK_RATE_11MB_MASK)
40 
41 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0
42 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
43  IEEE80211_OFDM_RATE_12MB_MASK | \
44  IEEE80211_OFDM_RATE_24MB_MASK)
45 #define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
46  IEEE80211_OFDM_RATE_9MB_MASK | \
47  IEEE80211_OFDM_RATE_18MB_MASK | \
48  IEEE80211_OFDM_RATE_36MB_MASK | \
49  IEEE80211_OFDM_RATE_48MB_MASK | \
50  IEEE80211_OFDM_RATE_54MB_MASK)
51 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
52  IEEE80211_CCK_DEFAULT_RATES_MASK)
53 
54 
55 /* This really should be 8, but not for our firmware */
56 #define MAX_SUPPORTED_RATES 32
57 #define MAX_COUNTRY_TRIPLETS 32
58 
59 /* Headers */
60 struct ieee80211_header {
61  __le16 frame_ctl;
62  __le16 duration_id;
63  u8 da[ETH_ALEN];
64  u8 sa[ETH_ALEN];
65  u8 bssid[ETH_ALEN];
66  __le16 seq_ctl;
67  u8 payload[0];
68 } __packed;
69 
70 struct wl12xx_ie_header {
71  u8 id;
72  u8 len;
73 } __packed;
74 
75 /* IEs */
76 
77 struct wl12xx_ie_ssid {
78  struct wl12xx_ie_header header;
79  char ssid[IEEE80211_MAX_SSID_LEN];
80 } __packed;
81 
82 struct wl12xx_ie_rates {
83  struct wl12xx_ie_header header;
84  u8 rates[MAX_SUPPORTED_RATES];
85 } __packed;
86 
87 struct wl12xx_ie_ds_params {
88  struct wl12xx_ie_header header;
89  u8 channel;
90 } __packed;
91 
92 struct country_triplet {
93  u8 channel;
94  u8 num_channels;
95  u8 max_tx_power;
96 } __packed;
97 
98 struct wl12xx_ie_country {
99  struct wl12xx_ie_header header;
100  u8 country_string[IEEE80211_COUNTRY_STRING_LEN];
101  struct country_triplet triplets[MAX_COUNTRY_TRIPLETS];
102 } __packed;
103 
104 
105 /* Templates */
106 
107 struct wl12xx_beacon_template {
108  struct ieee80211_header header;
109  __le32 time_stamp[2];
110  __le16 beacon_interval;
111  __le16 capability;
112  struct wl12xx_ie_ssid ssid;
113  struct wl12xx_ie_rates rates;
114  struct wl12xx_ie_rates ext_rates;
115  struct wl12xx_ie_ds_params ds_params;
116  struct wl12xx_ie_country country;
117 } __packed;
118 
119 struct wl12xx_null_data_template {
120  struct ieee80211_header header;
121 } __packed;
122 
123 struct wl12xx_ps_poll_template {
124  __le16 fc;
125  __le16 aid;
126  u8 bssid[ETH_ALEN];
127  u8 ta[ETH_ALEN];
128 } __packed;
129 
130 struct wl12xx_qos_null_data_template {
131  struct ieee80211_header header;
132  __le16 qos_ctl;
133 } __packed;
134 
135 struct wl12xx_probe_req_template {
136  struct ieee80211_header header;
137  struct wl12xx_ie_ssid ssid;
138  struct wl12xx_ie_rates rates;
139  struct wl12xx_ie_rates ext_rates;
140 } __packed;
141 
142 
143 struct wl12xx_probe_resp_template {
144  struct ieee80211_header header;
145  __le32 time_stamp[2];
146  __le16 beacon_interval;
147  __le16 capability;
148  struct wl12xx_ie_ssid ssid;
149  struct wl12xx_ie_rates rates;
150  struct wl12xx_ie_rates ext_rates;
151  struct wl12xx_ie_ds_params ds_params;
152  struct wl12xx_ie_country country;
153 } __packed;
154 
155 #endif
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