summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/wl1251/wl12xx_80211.h
blob: 1417b1445c3d0cbe3435583e082c644a276846db (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
#ifndef __WL12XX_80211_H__
#define __WL12XX_80211_H__

#include <linux/if_ether.h>	/* ETH_ALEN */

/* RATES */
#define IEEE80211_CCK_RATE_1MB		        0x02
#define IEEE80211_CCK_RATE_2MB		        0x04
#define IEEE80211_CCK_RATE_5MB		        0x0B
#define IEEE80211_CCK_RATE_11MB		        0x16
#define IEEE80211_OFDM_RATE_6MB		        0x0C
#define IEEE80211_OFDM_RATE_9MB		        0x12
#define IEEE80211_OFDM_RATE_12MB		0x18
#define IEEE80211_OFDM_RATE_18MB		0x24
#define IEEE80211_OFDM_RATE_24MB		0x30
#define IEEE80211_OFDM_RATE_36MB		0x48
#define IEEE80211_OFDM_RATE_48MB		0x60
#define IEEE80211_OFDM_RATE_54MB		0x6C
#define IEEE80211_BASIC_RATE_MASK		0x80

#define IEEE80211_CCK_RATE_1MB_MASK		(1<<0)
#define IEEE80211_CCK_RATE_2MB_MASK		(1<<1)
#define IEEE80211_CCK_RATE_5MB_MASK		(1<<2)
#define IEEE80211_CCK_RATE_11MB_MASK		(1<<3)
#define IEEE80211_OFDM_RATE_6MB_MASK		(1<<4)
#define IEEE80211_OFDM_RATE_9MB_MASK		(1<<5)
#define IEEE80211_OFDM_RATE_12MB_MASK		(1<<6)
#define IEEE80211_OFDM_RATE_18MB_MASK		(1<<7)
#define IEEE80211_OFDM_RATE_24MB_MASK		(1<<8)
#define IEEE80211_OFDM_RATE_36MB_MASK		(1<<9)
#define IEEE80211_OFDM_RATE_48MB_MASK		(1<<10)
#define IEEE80211_OFDM_RATE_54MB_MASK		(1<<11)

#define IEEE80211_CCK_RATES_MASK	  0x0000000F
#define IEEE80211_CCK_BASIC_RATES_MASK	 (IEEE80211_CCK_RATE_1MB_MASK | \
	IEEE80211_CCK_RATE_2MB_MASK)
#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
	IEEE80211_CCK_RATE_5MB_MASK | \
	IEEE80211_CCK_RATE_11MB_MASK)

#define IEEE80211_OFDM_RATES_MASK	  0x00000FF0
#define IEEE80211_OFDM_BASIC_RATES_MASK	  (IEEE80211_OFDM_RATE_6MB_MASK | \
	IEEE80211_OFDM_RATE_12MB_MASK | \
	IEEE80211_OFDM_RATE_24MB_MASK)
#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
	IEEE80211_OFDM_RATE_9MB_MASK  | \
	IEEE80211_OFDM_RATE_18MB_MASK | \
	IEEE80211_OFDM_RATE_36MB_MASK | \
	IEEE80211_OFDM_RATE_48MB_MASK | \
	IEEE80211_OFDM_RATE_54MB_MASK)
#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
				      IEEE80211_CCK_DEFAULT_RATES_MASK)


/* This really should be 8, but not for our firmware */
#define MAX_SUPPORTED_RATES 32
#define MAX_COUNTRY_TRIPLETS 32

/* Headers */
struct ieee80211_header {
	__le16 frame_ctl;
	__le16 duration_id;
	u8 da[ETH_ALEN];
	u8 sa[ETH_ALEN];
	u8 bssid[ETH_ALEN];
	__le16 seq_ctl;
	u8 payload[0];
} __packed;

struct wl12xx_ie_header {
	u8 id;
	u8 len;
} __packed;

/* IEs */

struct wl12xx_ie_ssid {
	struct wl12xx_ie_header header;
	char ssid[IW_ESSID_MAX_SIZE];
} __packed;

struct wl12xx_ie_rates {
	struct wl12xx_ie_header header;
	u8 rates[MAX_SUPPORTED_RATES];
} __packed;

struct wl12xx_ie_ds_params {
	struct wl12xx_ie_header header;
	u8 channel;
} __packed;

struct country_triplet {
	u8 channel;
	u8 num_channels;
	u8 max_tx_power;
} __packed;

struct wl12xx_ie_country {
	struct wl12xx_ie_header header;
	u8 country_string[IEEE80211_COUNTRY_STRING_LEN];
	struct country_triplet triplets[MAX_COUNTRY_TRIPLETS];
} __packed;


/* Templates */

struct wl12xx_beacon_template {
	struct ieee80211_header header;
	__le32 time_stamp[2];
	__le16 beacon_interval;
	__le16 capability;
	struct wl12xx_ie_ssid ssid;
	struct wl12xx_ie_rates rates;
	struct wl12xx_ie_rates ext_rates;
	struct wl12xx_ie_ds_params ds_params;
	struct wl12xx_ie_country country;
} __packed;

struct wl12xx_null_data_template {
	struct ieee80211_header header;
} __packed;

struct wl12xx_ps_poll_template {
	__le16 fc;
	__le16 aid;
	u8 bssid[ETH_ALEN];
	u8 ta[ETH_ALEN];
} __packed;

struct wl12xx_qos_null_data_template {
	struct ieee80211_header header;
	__le16 qos_ctl;
} __packed;

struct wl12xx_probe_req_template {
	struct ieee80211_header header;
	struct wl12xx_ie_ssid ssid;
	struct wl12xx_ie_rates rates;
	struct wl12xx_ie_rates ext_rates;
} __packed;


struct wl12xx_probe_resp_template {
	struct ieee80211_header header;
	__le32 time_stamp[2];
	__le16 beacon_interval;
	__le16 capability;
	struct wl12xx_ie_ssid ssid;
	struct wl12xx_ie_rates rates;
	struct wl12xx_ie_rates ext_rates;
	struct wl12xx_ie_ds_params ds_params;
	struct wl12xx_ie_country country;
} __packed;

#endif