drivers/net/wireless/ti/wlcore/wl12xx_80211.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __WL12XX_80211_H__
   3 #define __WL12XX_80211_H__
   4
   5 #include <linux/if_ether.h>     /* ETH_ALEN */
   6 #include <linux/if_arp.h>
   7
   8 /* RATES */
   9 #define IEEE80211_CCK_RATE_1MB                  0x02
  10 #define IEEE80211_CCK_RATE_2MB                  0x04
  11 #define IEEE80211_CCK_RATE_5MB                  0x0B
  12 #define IEEE80211_CCK_RATE_11MB                 0x16
  13 #define IEEE80211_OFDM_RATE_6MB                 0x0C
  14 #define IEEE80211_OFDM_RATE_9MB                 0x12
  15 #define IEEE80211_OFDM_RATE_12MB                0x18
  16 #define IEEE80211_OFDM_RATE_18MB                0x24
  17 #define IEEE80211_OFDM_RATE_24MB                0x30
  18 #define IEEE80211_OFDM_RATE_36MB                0x48
  19 #define IEEE80211_OFDM_RATE_48MB                0x60
  20 #define IEEE80211_OFDM_RATE_54MB                0x6C
  21 #define IEEE80211_BASIC_RATE_MASK               0x80
  22
  23 #define IEEE80211_CCK_RATE_1MB_MASK             (1<<0)
  24 #define IEEE80211_CCK_RATE_2MB_MASK             (1<<1)
  25 #define IEEE80211_CCK_RATE_5MB_MASK             (1<<2)
  26 #define IEEE80211_CCK_RATE_11MB_MASK            (1<<3)
  27 #define IEEE80211_OFDM_RATE_6MB_MASK            (1<<4)
  28 #define IEEE80211_OFDM_RATE_9MB_MASK            (1<<5)
  29 #define IEEE80211_OFDM_RATE_12MB_MASK           (1<<6)
  30 #define IEEE80211_OFDM_RATE_18MB_MASK           (1<<7)
  31 #define IEEE80211_OFDM_RATE_24MB_MASK           (1<<8)
  32 #define IEEE80211_OFDM_RATE_36MB_MASK           (1<<9)
  33 #define IEEE80211_OFDM_RATE_48MB_MASK           (1<<10)
  34 #define IEEE80211_OFDM_RATE_54MB_MASK           (1<<11)
  35
  36 #define IEEE80211_CCK_RATES_MASK          0x0000000F
  37 #define IEEE80211_CCK_BASIC_RATES_MASK   (IEEE80211_CCK_RATE_1MB_MASK | \
  38         IEEE80211_CCK_RATE_2MB_MASK)
  39 #define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
  40         IEEE80211_CCK_RATE_5MB_MASK | \
  41         IEEE80211_CCK_RATE_11MB_MASK)
  42
  43 #define IEEE80211_OFDM_RATES_MASK         0x00000FF0
  44 #define IEEE80211_OFDM_BASIC_RATES_MASK   (IEEE80211_OFDM_RATE_6MB_MASK | \
  45         IEEE80211_OFDM_RATE_12MB_MASK | \
  46         IEEE80211_OFDM_RATE_24MB_MASK)
  47 #define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
  48         IEEE80211_OFDM_RATE_9MB_MASK  | \
  49         IEEE80211_OFDM_RATE_18MB_MASK | \
  50         IEEE80211_OFDM_RATE_36MB_MASK | \
  51         IEEE80211_OFDM_RATE_48MB_MASK | \
  52         IEEE80211_OFDM_RATE_54MB_MASK)
  53 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
  54                                       IEEE80211_CCK_DEFAULT_RATES_MASK)
  55
  56
  57 /* This really should be 8, but not for our firmware */
  58 #define MAX_SUPPORTED_RATES 32
  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[IEEE80211_MAX_SSID_LEN];
  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[IEEE80211_COUNTRY_STRING_LEN];
 103         struct country_triplet triplets[MAX_COUNTRY_TRIPLETS];
 104 } __packed;
 105
 106
 107 /* Templates */
 108
 109 struct wl12xx_null_data_template {
 110         struct ieee80211_header header;
 111 } __packed;
 112
 113 struct wl12xx_ps_poll_template {
 114         __le16 fc;
 115         __le16 aid;
 116         u8 bssid[ETH_ALEN];
 117         u8 ta[ETH_ALEN];
 118 } __packed;
 119
 120 struct wl12xx_arp_rsp_template {
 121         /* not including ieee80211 header */
 122
 123         u8 llc_hdr[sizeof(rfc1042_header)];
 124         __be16 llc_type;
 125
 126         struct arphdr arp_hdr;
 127         u8 sender_hw[ETH_ALEN];
 128         __be32 sender_ip;
 129         u8 target_hw[ETH_ALEN];
 130         __be32 target_ip;
 131 } __packed;
 132
 133 struct wl12xx_disconn_template {
 134         struct ieee80211_header header;
 135         __le16 disconn_reason;
 136 } __packed;
 137
 138 #endif