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
  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 MAX_COUNTRY_TRIPLETS 32
 59
 60/* Headers */
 61struct 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} __packed;
 69
 70struct wl12xx_ie_header {
 71	u8 id;
 72	u8 len;
 73} __packed;
 74
 75/* IEs */
 76
 77struct wl12xx_ie_ssid {
 78	struct wl12xx_ie_header header;
 79	char ssid[IEEE80211_MAX_SSID_LEN];
 80} __packed;
 81
 82struct wl12xx_ie_rates {
 83	struct wl12xx_ie_header header;
 84	u8 rates[MAX_SUPPORTED_RATES];
 85} __packed;
 86
 87struct wl12xx_ie_ds_params {
 88	struct wl12xx_ie_header header;
 89	u8 channel;
 90} __packed;
 91
 92struct country_triplet {
 93	u8 channel;
 94	u8 num_channels;
 95	u8 max_tx_power;
 96} __packed;
 97
 98struct 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
107struct 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
119struct wl12xx_null_data_template {
120	struct ieee80211_header header;
121} __packed;
122
123struct wl12xx_ps_poll_template {
124	__le16 fc;
125	__le16 aid;
126	u8 bssid[ETH_ALEN];
127	u8 ta[ETH_ALEN];
128} __packed;
129
130struct wl12xx_qos_null_data_template {
131	struct ieee80211_header header;
132	__le16 qos_ctl;
133} __packed;
134
135struct 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
143struct 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