drivers/net/wireless/wl12xx/wl12xx_80211.h

   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 COUNTRY_STRING_LEN 3
  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 } __attribute__ ((packed));
  70
  71 struct wl12xx_ie_header {
  72         u8 id;
  73         u8 len;
  74 } __attribute__ ((packed));
  75
  76 /* IEs */
  77
  78 struct wl12xx_ie_ssid {
  79         struct wl12xx_ie_header header;
  80         char ssid[IW_ESSID_MAX_SIZE];
  81 } __attribute__ ((packed));
  82
  83 struct wl12xx_ie_rates {
  84         struct wl12xx_ie_header header;
  85         u8 rates[MAX_SUPPORTED_RATES];
  86 } __attribute__ ((packed));
  87
  88 struct wl12xx_ie_ds_params {
  89         struct wl12xx_ie_header header;
  90         u8 channel;
  91 } __attribute__ ((packed));
  92
  93 struct country_triplet {
  94         u8 channel;
  95         u8 num_channels;
  96         u8 max_tx_power;
  97 } __attribute__ ((packed));
  98
  99 struct wl12xx_ie_country {
 100         struct wl12xx_ie_header header;
 101         u8 country_string[COUNTRY_STRING_LEN];
 102         struct country_triplet triplets[MAX_COUNTRY_TRIPLETS];
 103 } __attribute__ ((packed));
 104
 105
 106 /* Templates */
 107
 108 struct wl12xx_beacon_template {
 109         struct ieee80211_header header;
 110         __le32 time_stamp[2];
 111         __le16 beacon_interval;
 112         __le16 capability;
 113         struct wl12xx_ie_ssid ssid;
 114         struct wl12xx_ie_rates rates;
 115         struct wl12xx_ie_rates ext_rates;
 116         struct wl12xx_ie_ds_params ds_params;
 117         struct wl12xx_ie_country country;
 118 } __attribute__ ((packed));
 119
 120 struct wl12xx_null_data_template {
 121         struct ieee80211_header header;
 122 } __attribute__ ((packed));
 123
 124 struct wl12xx_ps_poll_template {
 125         u16 fc;
 126         u16 aid;
 127         u8 bssid[ETH_ALEN];
 128         u8 ta[ETH_ALEN];
 129 } __attribute__ ((packed));
 130
 131 struct wl12xx_qos_null_data_template {
 132         struct ieee80211_header header;
 133         __le16 qos_ctl;
 134 } __attribute__ ((packed));
 135
 136 struct wl12xx_probe_req_template {
 137         struct ieee80211_header header;
 138         struct wl12xx_ie_ssid ssid;
 139         struct wl12xx_ie_rates rates;
 140         struct wl12xx_ie_rates ext_rates;
 141 } __attribute__ ((packed));
 142
 143
 144 struct wl12xx_probe_resp_template {
 145         struct ieee80211_header header;
 146         __le32 time_stamp[2];
 147         __le16 beacon_interval;
 148         __le16 capability;
 149         struct wl12xx_ie_ssid ssid;
 150         struct wl12xx_ie_rates rates;
 151         struct wl12xx_ie_rates ext_rates;
 152         struct wl12xx_ie_ds_params ds_params;
 153         struct wl12xx_ie_country country;
 154 } __attribute__ ((packed));
 155
 156 #endif