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[]; 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 139