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 #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 COUNTRY_STRING_LEN 3
  59 #define MAX_COUNTRY_TRIPLETS 32
  60
  61 /* Headers */
  62 struct ieee80211_header {
  63         __le16 frame_ctl;
  64         __le16 duration_id;
  65         u8 da[ETH_ALEN];
  66         u8 sa[ETH_ALEN];
  67         u8 bssid[ETH_ALEN];
  68         __le16 seq_ctl;
  69         u8 payload[0];
  70 } __packed;
  71
  72 struct wl12xx_ie_header {
  73         u8 id;
  74         u8 len;
  75 } __packed;
  76
  77 /* IEs */
  78
  79 struct wl12xx_ie_ssid {
  80         struct wl12xx_ie_header header;
  81         char ssid[IW_ESSID_MAX_SIZE];
  82 } __packed;
  83
  84 struct wl12xx_ie_rates {
  85         struct wl12xx_ie_header header;
  86         u8 rates[MAX_SUPPORTED_RATES];
  87 } __packed;
  88
  89 struct wl12xx_ie_ds_params {
  90         struct wl12xx_ie_header header;
  91         u8 channel;
  92 } __packed;
  93
  94 struct country_triplet {
  95         u8 channel;
  96         u8 num_channels;
  97         u8 max_tx_power;
  98 } __packed;
  99
 100 struct wl12xx_ie_country {
 101         struct wl12xx_ie_header header;
 102         u8 country_string[COUNTRY_STRING_LEN];
 103         struct country_triplet triplets[MAX_COUNTRY_TRIPLETS];
 104 } __packed;
 105
 106
 107 /* Templates */
 108
 109 struct wl12xx_beacon_template {
 110         struct ieee80211_header header;
 111         __le32 time_stamp[2];
 112         __le16 beacon_interval;
 113         __le16 capability;
 114         struct wl12xx_ie_ssid ssid;
 115         struct wl12xx_ie_rates rates;
 116         struct wl12xx_ie_rates ext_rates;
 117         struct wl12xx_ie_ds_params ds_params;
 118         struct wl12xx_ie_country country;
 119 } __packed;
 120
 121 struct wl12xx_null_data_template {
 122         struct ieee80211_header header;
 123 } __packed;
 124
 125 struct wl12xx_ps_poll_template {
 126         __le16 fc;
 127         __le16 aid;
 128         u8 bssid[ETH_ALEN];
 129         u8 ta[ETH_ALEN];
 130 } __packed;
 131
 132 struct wl12xx_qos_null_data_template {
 133         struct ieee80211_header header;
 134         __le16 qos_ctl;
 135 } __packed;
 136
 137 struct wl12xx_arp_rsp_template {
 138         struct ieee80211_hdr_3addr hdr;
 139
 140         u8 llc_hdr[sizeof(rfc1042_header)];
 141         __be16 llc_type;
 142
 143         struct arphdr arp_hdr;
 144         u8 sender_hw[ETH_ALEN];
 145         __be32 sender_ip;
 146         u8 target_hw[ETH_ALEN];
 147         __be32 target_ip;
 148 } __packed;
 149
 150
 151 struct wl12xx_probe_resp_template {
 152         struct ieee80211_header header;
 153         __le32 time_stamp[2];
 154         __le16 beacon_interval;
 155         __le16 capability;
 156         struct wl12xx_ie_ssid ssid;
 157         struct wl12xx_ie_rates rates;
 158         struct wl12xx_ie_rates ext_rates;
 159         struct wl12xx_ie_ds_params ds_params;
 160         struct wl12xx_ie_country country;
 161 } __packed;
 162
 163 #endif