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 */
62struct 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
72struct wl12xx_ie_header {
73 u8 id;
74 u8 len;
75} __packed;
76
77/* IEs */
78
79struct wl12xx_ie_ssid {
80 struct wl12xx_ie_header header;
81 char ssid[IEEE80211_MAX_SSID_LEN];
82} __packed;
83
84struct wl12xx_ie_rates {
85 struct wl12xx_ie_header header;
86 u8 rates[MAX_SUPPORTED_RATES];
87} __packed;
88
89struct wl12xx_ie_ds_params {
90 struct wl12xx_ie_header header;
91 u8 channel;
92} __packed;
93
94struct country_triplet {
95 u8 channel;
96 u8 num_channels;
97 u8 max_tx_power;
98} __packed;
99
100struct 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
109struct wl12xx_null_data_template {
110 struct ieee80211_header header;
111} __packed;
112
113struct wl12xx_ps_poll_template {
114 __le16 fc;
115 __le16 aid;
116 u8 bssid[ETH_ALEN];
117 u8 ta[ETH_ALEN];
118} __packed;
119
120struct 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
133struct wl12xx_disconn_template {
134 struct ieee80211_header header;
135 __le16 disconn_reason;
136} __packed;
137
138#endif
139

source code of linux/drivers/net/wireless/ti/wlcore/wl12xx_80211.h